Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "InputReader" |
| 18 | |
| 19 | //#define LOG_NDEBUG 0 |
| 20 | |
| 21 | // Log debug messages for each raw event received from the EventHub. |
| 22 | #define DEBUG_RAW_EVENTS 0 |
| 23 | |
| 24 | // Log debug messages about touch screen filtering hacks. |
| 25 | #define DEBUG_HACKS 0 |
| 26 | |
| 27 | // Log debug messages about virtual key processing. |
| 28 | #define DEBUG_VIRTUAL_KEYS 0 |
| 29 | |
| 30 | // Log debug messages about pointers. |
| 31 | #define DEBUG_POINTERS 0 |
| 32 | |
| 33 | // Log debug messages about pointer assignment calculations. |
| 34 | #define DEBUG_POINTER_ASSIGNMENT 0 |
| 35 | |
| 36 | // Log debug messages about gesture detection. |
| 37 | #define DEBUG_GESTURES 0 |
| 38 | |
| 39 | // Log debug messages about the vibrator. |
| 40 | #define DEBUG_VIBRATOR 0 |
| 41 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 42 | // Log debug messages about fusing stylus data. |
| 43 | #define DEBUG_STYLUS_FUSION 0 |
| 44 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 45 | #include "InputReader.h" |
| 46 | |
Mark Salyzyn | a5e161b | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 47 | #include <errno.h> |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 48 | #include <inttypes.h> |
Mark Salyzyn | a5e161b | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 49 | #include <limits.h> |
| 50 | #include <math.h> |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 51 | #include <stddef.h> |
| 52 | #include <stdlib.h> |
| 53 | #include <unistd.h> |
Mark Salyzyn | a5e161b | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 54 | |
Mark Salyzyn | 7823e12 | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 55 | #include <log/log.h> |
Mark Salyzyn | a5e161b | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 56 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 57 | #include <android-base/stringprintf.h> |
Mark Salyzyn | a5e161b | 2016-09-29 08:08:05 -0700 | [diff] [blame] | 58 | #include <input/Keyboard.h> |
| 59 | #include <input/VirtualKeyMap.h> |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 60 | #include <statslog.h> |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 61 | |
| 62 | #define INDENT " " |
| 63 | #define INDENT2 " " |
| 64 | #define INDENT3 " " |
| 65 | #define INDENT4 " " |
| 66 | #define INDENT5 " " |
| 67 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 68 | using android::base::StringPrintf; |
| 69 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 70 | namespace android { |
| 71 | |
| 72 | // --- Constants --- |
| 73 | |
| 74 | // Maximum number of slots supported when using the slot-based Multitouch Protocol B. |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 75 | static constexpr size_t MAX_SLOTS = 32; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 76 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 77 | // Maximum amount of latency to add to touch events while waiting for data from an |
| 78 | // external stylus. |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 79 | static constexpr nsecs_t EXTERNAL_STYLUS_DATA_TIMEOUT = ms2ns(72); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 80 | |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 81 | // Maximum amount of time to wait on touch data before pushing out new pressure data. |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 82 | static constexpr nsecs_t TOUCH_DATA_TIMEOUT = ms2ns(20); |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 83 | |
| 84 | // Artificial latency on synthetic events created from stylus data without corresponding touch |
| 85 | // data. |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 86 | static constexpr nsecs_t STYLUS_DATA_LATENCY = ms2ns(10); |
| 87 | |
| 88 | // How often to report input event statistics |
| 89 | static constexpr nsecs_t STATISTICS_REPORT_FREQUENCY = seconds_to_nanoseconds(5 * 60); |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 90 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 91 | // --- Static Functions --- |
| 92 | |
| 93 | template<typename T> |
| 94 | inline static T abs(const T& value) { |
| 95 | return value < 0 ? - value : value; |
| 96 | } |
| 97 | |
| 98 | template<typename T> |
| 99 | inline static T min(const T& a, const T& b) { |
| 100 | return a < b ? a : b; |
| 101 | } |
| 102 | |
| 103 | template<typename T> |
| 104 | inline static void swap(T& a, T& b) { |
| 105 | T temp = a; |
| 106 | a = b; |
| 107 | b = temp; |
| 108 | } |
| 109 | |
| 110 | inline static float avg(float x, float y) { |
| 111 | return (x + y) / 2; |
| 112 | } |
| 113 | |
| 114 | inline static float distance(float x1, float y1, float x2, float y2) { |
| 115 | return hypotf(x1 - x2, y1 - y2); |
| 116 | } |
| 117 | |
| 118 | inline static int32_t signExtendNybble(int32_t value) { |
| 119 | return value >= 8 ? value - 16 : value; |
| 120 | } |
| 121 | |
| 122 | static inline const char* toString(bool value) { |
| 123 | return value ? "true" : "false"; |
| 124 | } |
| 125 | |
| 126 | static int32_t rotateValueUsingRotationMap(int32_t value, int32_t orientation, |
| 127 | const int32_t map[][4], size_t mapSize) { |
| 128 | if (orientation != DISPLAY_ORIENTATION_0) { |
| 129 | for (size_t i = 0; i < mapSize; i++) { |
| 130 | if (value == map[i][0]) { |
| 131 | return map[i][orientation]; |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | return value; |
| 136 | } |
| 137 | |
| 138 | static const int32_t keyCodeRotationMap[][4] = { |
| 139 | // key codes enumerated counter-clockwise with the original (unrotated) key first |
| 140 | // no rotation, 90 degree rotation, 180 degree rotation, 270 degree rotation |
| 141 | { AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT }, |
| 142 | { AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN }, |
| 143 | { AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT }, |
| 144 | { AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP }, |
Jim Miller | e7a57d1 | 2016-06-22 15:58:31 -0700 | [diff] [blame] | 145 | { AKEYCODE_SYSTEM_NAVIGATION_DOWN, AKEYCODE_SYSTEM_NAVIGATION_RIGHT, |
| 146 | AKEYCODE_SYSTEM_NAVIGATION_UP, AKEYCODE_SYSTEM_NAVIGATION_LEFT }, |
| 147 | { AKEYCODE_SYSTEM_NAVIGATION_RIGHT, AKEYCODE_SYSTEM_NAVIGATION_UP, |
| 148 | AKEYCODE_SYSTEM_NAVIGATION_LEFT, AKEYCODE_SYSTEM_NAVIGATION_DOWN }, |
| 149 | { AKEYCODE_SYSTEM_NAVIGATION_UP, AKEYCODE_SYSTEM_NAVIGATION_LEFT, |
| 150 | AKEYCODE_SYSTEM_NAVIGATION_DOWN, AKEYCODE_SYSTEM_NAVIGATION_RIGHT }, |
| 151 | { AKEYCODE_SYSTEM_NAVIGATION_LEFT, AKEYCODE_SYSTEM_NAVIGATION_DOWN, |
| 152 | AKEYCODE_SYSTEM_NAVIGATION_RIGHT, AKEYCODE_SYSTEM_NAVIGATION_UP }, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 153 | }; |
| 154 | static const size_t keyCodeRotationMapSize = |
| 155 | sizeof(keyCodeRotationMap) / sizeof(keyCodeRotationMap[0]); |
| 156 | |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 157 | static int32_t rotateStemKey(int32_t value, int32_t orientation, |
| 158 | const int32_t map[][2], size_t mapSize) { |
| 159 | if (orientation == DISPLAY_ORIENTATION_180) { |
| 160 | for (size_t i = 0; i < mapSize; i++) { |
| 161 | if (value == map[i][0]) { |
| 162 | return map[i][1]; |
| 163 | } |
| 164 | } |
| 165 | } |
| 166 | return value; |
| 167 | } |
| 168 | |
| 169 | // The mapping can be defined using input device configuration properties keyboard.rotated.stem_X |
| 170 | static int32_t stemKeyRotationMap[][2] = { |
| 171 | // key codes enumerated with the original (unrotated) key first |
| 172 | // no rotation, 180 degree rotation |
| 173 | { AKEYCODE_STEM_PRIMARY, AKEYCODE_STEM_PRIMARY }, |
| 174 | { AKEYCODE_STEM_1, AKEYCODE_STEM_1 }, |
| 175 | { AKEYCODE_STEM_2, AKEYCODE_STEM_2 }, |
| 176 | { AKEYCODE_STEM_3, AKEYCODE_STEM_3 }, |
| 177 | }; |
| 178 | static const size_t stemKeyRotationMapSize = |
| 179 | sizeof(stemKeyRotationMap) / sizeof(stemKeyRotationMap[0]); |
| 180 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 181 | static int32_t rotateKeyCode(int32_t keyCode, int32_t orientation) { |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 182 | keyCode = rotateStemKey(keyCode, orientation, |
| 183 | stemKeyRotationMap, stemKeyRotationMapSize); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 184 | return rotateValueUsingRotationMap(keyCode, orientation, |
| 185 | keyCodeRotationMap, keyCodeRotationMapSize); |
| 186 | } |
| 187 | |
| 188 | static void rotateDelta(int32_t orientation, float* deltaX, float* deltaY) { |
| 189 | float temp; |
| 190 | switch (orientation) { |
| 191 | case DISPLAY_ORIENTATION_90: |
| 192 | temp = *deltaX; |
| 193 | *deltaX = *deltaY; |
| 194 | *deltaY = -temp; |
| 195 | break; |
| 196 | |
| 197 | case DISPLAY_ORIENTATION_180: |
| 198 | *deltaX = -*deltaX; |
| 199 | *deltaY = -*deltaY; |
| 200 | break; |
| 201 | |
| 202 | case DISPLAY_ORIENTATION_270: |
| 203 | temp = *deltaX; |
| 204 | *deltaX = -*deltaY; |
| 205 | *deltaY = temp; |
| 206 | break; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | static inline bool sourcesMatchMask(uint32_t sources, uint32_t sourceMask) { |
| 211 | return (sources & sourceMask & ~ AINPUT_SOURCE_CLASS_MASK) != 0; |
| 212 | } |
| 213 | |
| 214 | // Returns true if the pointer should be reported as being down given the specified |
| 215 | // button states. This determines whether the event is reported as a touch event. |
| 216 | static bool isPointerDown(int32_t buttonState) { |
| 217 | return buttonState & |
| 218 | (AMOTION_EVENT_BUTTON_PRIMARY | AMOTION_EVENT_BUTTON_SECONDARY |
| 219 | | AMOTION_EVENT_BUTTON_TERTIARY); |
| 220 | } |
| 221 | |
| 222 | static float calculateCommonVector(float a, float b) { |
| 223 | if (a > 0 && b > 0) { |
| 224 | return a < b ? a : b; |
| 225 | } else if (a < 0 && b < 0) { |
| 226 | return a > b ? a : b; |
| 227 | } else { |
| 228 | return 0; |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | static void synthesizeButtonKey(InputReaderContext* context, int32_t action, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 233 | nsecs_t when, int32_t deviceId, uint32_t source, int32_t displayId, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 234 | uint32_t policyFlags, int32_t lastButtonState, int32_t currentButtonState, |
| 235 | int32_t buttonState, int32_t keyCode) { |
| 236 | if ( |
| 237 | (action == AKEY_EVENT_ACTION_DOWN |
| 238 | && !(lastButtonState & buttonState) |
| 239 | && (currentButtonState & buttonState)) |
| 240 | || (action == AKEY_EVENT_ACTION_UP |
| 241 | && (lastButtonState & buttonState) |
| 242 | && !(currentButtonState & buttonState))) { |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 243 | NotifyKeyArgs args(context->getNextSequenceNum(), when, deviceId, source, displayId, |
| 244 | policyFlags, action, 0, keyCode, 0, context->getGlobalMetaState(), when); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 245 | context->getListener()->notifyKey(&args); |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | static void synthesizeButtonKeys(InputReaderContext* context, int32_t action, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 250 | nsecs_t when, int32_t deviceId, uint32_t source, int32_t displayId, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 251 | uint32_t policyFlags, int32_t lastButtonState, int32_t currentButtonState) { |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 252 | synthesizeButtonKey(context, action, when, deviceId, source, displayId, policyFlags, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 253 | lastButtonState, currentButtonState, |
| 254 | AMOTION_EVENT_BUTTON_BACK, AKEYCODE_BACK); |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 255 | synthesizeButtonKey(context, action, when, deviceId, source, displayId, policyFlags, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 256 | lastButtonState, currentButtonState, |
| 257 | AMOTION_EVENT_BUTTON_FORWARD, AKEYCODE_FORWARD); |
| 258 | } |
| 259 | |
| 260 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 261 | // --- InputReader --- |
| 262 | |
| 263 | InputReader::InputReader(const sp<EventHubInterface>& eventHub, |
| 264 | const sp<InputReaderPolicyInterface>& policy, |
| 265 | const sp<InputListenerInterface>& listener) : |
| 266 | mContext(this), mEventHub(eventHub), mPolicy(policy), |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 267 | mNextSequenceNum(1), mGlobalMetaState(0), mGeneration(1), |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 268 | mDisableVirtualKeysTimeout(LLONG_MIN), mNextTimeout(LLONG_MAX), |
| 269 | mConfigurationChangesToRefresh(0) { |
| 270 | mQueuedListener = new QueuedInputListener(listener); |
| 271 | |
| 272 | { // acquire lock |
| 273 | AutoMutex _l(mLock); |
| 274 | |
| 275 | refreshConfigurationLocked(0); |
| 276 | updateGlobalMetaStateLocked(); |
| 277 | } // release lock |
| 278 | } |
| 279 | |
| 280 | InputReader::~InputReader() { |
| 281 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 282 | delete mDevices.valueAt(i); |
| 283 | } |
| 284 | } |
| 285 | |
| 286 | void InputReader::loopOnce() { |
| 287 | int32_t oldGeneration; |
| 288 | int32_t timeoutMillis; |
| 289 | bool inputDevicesChanged = false; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 290 | std::vector<InputDeviceInfo> inputDevices; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 291 | { // acquire lock |
| 292 | AutoMutex _l(mLock); |
| 293 | |
| 294 | oldGeneration = mGeneration; |
| 295 | timeoutMillis = -1; |
| 296 | |
| 297 | uint32_t changes = mConfigurationChangesToRefresh; |
| 298 | if (changes) { |
| 299 | mConfigurationChangesToRefresh = 0; |
| 300 | timeoutMillis = 0; |
| 301 | refreshConfigurationLocked(changes); |
| 302 | } else if (mNextTimeout != LLONG_MAX) { |
| 303 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
| 304 | timeoutMillis = toMillisecondTimeoutDelay(now, mNextTimeout); |
| 305 | } |
| 306 | } // release lock |
| 307 | |
| 308 | size_t count = mEventHub->getEvents(timeoutMillis, mEventBuffer, EVENT_BUFFER_SIZE); |
| 309 | |
| 310 | { // acquire lock |
| 311 | AutoMutex _l(mLock); |
| 312 | mReaderIsAliveCondition.broadcast(); |
| 313 | |
| 314 | if (count) { |
| 315 | processEventsLocked(mEventBuffer, count); |
| 316 | } |
| 317 | |
| 318 | if (mNextTimeout != LLONG_MAX) { |
| 319 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
| 320 | if (now >= mNextTimeout) { |
| 321 | #if DEBUG_RAW_EVENTS |
| 322 | ALOGD("Timeout expired, latency=%0.3fms", (now - mNextTimeout) * 0.000001f); |
| 323 | #endif |
| 324 | mNextTimeout = LLONG_MAX; |
| 325 | timeoutExpiredLocked(now); |
| 326 | } |
| 327 | } |
| 328 | |
| 329 | if (oldGeneration != mGeneration) { |
| 330 | inputDevicesChanged = true; |
| 331 | getInputDevicesLocked(inputDevices); |
| 332 | } |
| 333 | } // release lock |
| 334 | |
| 335 | // Send out a message that the describes the changed input devices. |
| 336 | if (inputDevicesChanged) { |
| 337 | mPolicy->notifyInputDevicesChanged(inputDevices); |
| 338 | } |
| 339 | |
| 340 | // Flush queued events out to the listener. |
| 341 | // This must happen outside of the lock because the listener could potentially call |
| 342 | // back into the InputReader's methods, such as getScanCodeState, or become blocked |
| 343 | // on another thread similarly waiting to acquire the InputReader lock thereby |
| 344 | // resulting in a deadlock. This situation is actually quite plausible because the |
| 345 | // listener is actually the input dispatcher, which calls into the window manager, |
| 346 | // which occasionally calls into the input reader. |
| 347 | mQueuedListener->flush(); |
| 348 | } |
| 349 | |
| 350 | void InputReader::processEventsLocked(const RawEvent* rawEvents, size_t count) { |
| 351 | for (const RawEvent* rawEvent = rawEvents; count;) { |
| 352 | int32_t type = rawEvent->type; |
| 353 | size_t batchSize = 1; |
| 354 | if (type < EventHubInterface::FIRST_SYNTHETIC_EVENT) { |
| 355 | int32_t deviceId = rawEvent->deviceId; |
| 356 | while (batchSize < count) { |
| 357 | if (rawEvent[batchSize].type >= EventHubInterface::FIRST_SYNTHETIC_EVENT |
| 358 | || rawEvent[batchSize].deviceId != deviceId) { |
| 359 | break; |
| 360 | } |
| 361 | batchSize += 1; |
| 362 | } |
| 363 | #if DEBUG_RAW_EVENTS |
Siarhei Vishniakou | 5d83f60 | 2017-09-12 12:40:29 -0700 | [diff] [blame] | 364 | ALOGD("BatchSize: %zu Count: %zu", batchSize, count); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 365 | #endif |
| 366 | processEventsForDeviceLocked(deviceId, rawEvent, batchSize); |
| 367 | } else { |
| 368 | switch (rawEvent->type) { |
| 369 | case EventHubInterface::DEVICE_ADDED: |
| 370 | addDeviceLocked(rawEvent->when, rawEvent->deviceId); |
| 371 | break; |
| 372 | case EventHubInterface::DEVICE_REMOVED: |
| 373 | removeDeviceLocked(rawEvent->when, rawEvent->deviceId); |
| 374 | break; |
| 375 | case EventHubInterface::FINISHED_DEVICE_SCAN: |
| 376 | handleConfigurationChangedLocked(rawEvent->when); |
| 377 | break; |
| 378 | default: |
| 379 | ALOG_ASSERT(false); // can't happen |
| 380 | break; |
| 381 | } |
| 382 | } |
| 383 | count -= batchSize; |
| 384 | rawEvent += batchSize; |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | void InputReader::addDeviceLocked(nsecs_t when, int32_t deviceId) { |
| 389 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 390 | if (deviceIndex >= 0) { |
| 391 | ALOGW("Ignoring spurious device added event for deviceId %d.", deviceId); |
| 392 | return; |
| 393 | } |
| 394 | |
| 395 | InputDeviceIdentifier identifier = mEventHub->getDeviceIdentifier(deviceId); |
| 396 | uint32_t classes = mEventHub->getDeviceClasses(deviceId); |
| 397 | int32_t controllerNumber = mEventHub->getDeviceControllerNumber(deviceId); |
| 398 | |
| 399 | InputDevice* device = createDeviceLocked(deviceId, controllerNumber, identifier, classes); |
| 400 | device->configure(when, &mConfig, 0); |
| 401 | device->reset(when); |
| 402 | |
| 403 | if (device->isIgnored()) { |
| 404 | ALOGI("Device added: id=%d, name='%s' (ignored non-input device)", deviceId, |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 405 | identifier.name.c_str()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 406 | } else { |
| 407 | ALOGI("Device added: id=%d, name='%s', sources=0x%08x", deviceId, |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 408 | identifier.name.c_str(), device->getSources()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 409 | } |
| 410 | |
| 411 | mDevices.add(deviceId, device); |
| 412 | bumpGenerationLocked(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 413 | |
| 414 | if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) { |
| 415 | notifyExternalStylusPresenceChanged(); |
| 416 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 417 | } |
| 418 | |
| 419 | void InputReader::removeDeviceLocked(nsecs_t when, int32_t deviceId) { |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 420 | InputDevice* device = nullptr; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 421 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 422 | if (deviceIndex < 0) { |
| 423 | ALOGW("Ignoring spurious device removed event for deviceId %d.", deviceId); |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | device = mDevices.valueAt(deviceIndex); |
| 428 | mDevices.removeItemsAt(deviceIndex, 1); |
| 429 | bumpGenerationLocked(); |
| 430 | |
| 431 | if (device->isIgnored()) { |
| 432 | ALOGI("Device removed: id=%d, name='%s' (ignored non-input device)", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 433 | device->getId(), device->getName().c_str()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 434 | } else { |
| 435 | ALOGI("Device removed: id=%d, name='%s', sources=0x%08x", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 436 | device->getId(), device->getName().c_str(), device->getSources()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 437 | } |
| 438 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 439 | if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) { |
| 440 | notifyExternalStylusPresenceChanged(); |
| 441 | } |
| 442 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 443 | device->reset(when); |
| 444 | delete device; |
| 445 | } |
| 446 | |
| 447 | InputDevice* InputReader::createDeviceLocked(int32_t deviceId, int32_t controllerNumber, |
| 448 | const InputDeviceIdentifier& identifier, uint32_t classes) { |
| 449 | InputDevice* device = new InputDevice(&mContext, deviceId, bumpGenerationLocked(), |
| 450 | controllerNumber, identifier, classes); |
| 451 | |
| 452 | // External devices. |
| 453 | if (classes & INPUT_DEVICE_CLASS_EXTERNAL) { |
| 454 | device->setExternal(true); |
| 455 | } |
| 456 | |
Tim Kilbourn | 063ff53 | 2015-04-08 10:26:18 -0700 | [diff] [blame] | 457 | // Devices with mics. |
| 458 | if (classes & INPUT_DEVICE_CLASS_MIC) { |
| 459 | device->setMic(true); |
| 460 | } |
| 461 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 462 | // Switch-like devices. |
| 463 | if (classes & INPUT_DEVICE_CLASS_SWITCH) { |
| 464 | device->addMapper(new SwitchInputMapper(device)); |
| 465 | } |
| 466 | |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 467 | // Scroll wheel-like devices. |
| 468 | if (classes & INPUT_DEVICE_CLASS_ROTARY_ENCODER) { |
| 469 | device->addMapper(new RotaryEncoderInputMapper(device)); |
| 470 | } |
| 471 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 472 | // Vibrator-like devices. |
| 473 | if (classes & INPUT_DEVICE_CLASS_VIBRATOR) { |
| 474 | device->addMapper(new VibratorInputMapper(device)); |
| 475 | } |
| 476 | |
| 477 | // Keyboard-like devices. |
| 478 | uint32_t keyboardSource = 0; |
| 479 | int32_t keyboardType = AINPUT_KEYBOARD_TYPE_NON_ALPHABETIC; |
| 480 | if (classes & INPUT_DEVICE_CLASS_KEYBOARD) { |
| 481 | keyboardSource |= AINPUT_SOURCE_KEYBOARD; |
| 482 | } |
| 483 | if (classes & INPUT_DEVICE_CLASS_ALPHAKEY) { |
| 484 | keyboardType = AINPUT_KEYBOARD_TYPE_ALPHABETIC; |
| 485 | } |
| 486 | if (classes & INPUT_DEVICE_CLASS_DPAD) { |
| 487 | keyboardSource |= AINPUT_SOURCE_DPAD; |
| 488 | } |
| 489 | if (classes & INPUT_DEVICE_CLASS_GAMEPAD) { |
| 490 | keyboardSource |= AINPUT_SOURCE_GAMEPAD; |
| 491 | } |
| 492 | |
| 493 | if (keyboardSource != 0) { |
| 494 | device->addMapper(new KeyboardInputMapper(device, keyboardSource, keyboardType)); |
| 495 | } |
| 496 | |
| 497 | // Cursor-like devices. |
| 498 | if (classes & INPUT_DEVICE_CLASS_CURSOR) { |
| 499 | device->addMapper(new CursorInputMapper(device)); |
| 500 | } |
| 501 | |
| 502 | // Touchscreens and touchpad devices. |
| 503 | if (classes & INPUT_DEVICE_CLASS_TOUCH_MT) { |
| 504 | device->addMapper(new MultiTouchInputMapper(device)); |
| 505 | } else if (classes & INPUT_DEVICE_CLASS_TOUCH) { |
| 506 | device->addMapper(new SingleTouchInputMapper(device)); |
| 507 | } |
| 508 | |
| 509 | // Joystick-like devices. |
| 510 | if (classes & INPUT_DEVICE_CLASS_JOYSTICK) { |
| 511 | device->addMapper(new JoystickInputMapper(device)); |
| 512 | } |
| 513 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 514 | // External stylus-like devices. |
| 515 | if (classes & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) { |
| 516 | device->addMapper(new ExternalStylusInputMapper(device)); |
| 517 | } |
| 518 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 519 | return device; |
| 520 | } |
| 521 | |
| 522 | void InputReader::processEventsForDeviceLocked(int32_t deviceId, |
| 523 | const RawEvent* rawEvents, size_t count) { |
| 524 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 525 | if (deviceIndex < 0) { |
| 526 | ALOGW("Discarding event for unknown deviceId %d.", deviceId); |
| 527 | return; |
| 528 | } |
| 529 | |
| 530 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 531 | if (device->isIgnored()) { |
| 532 | //ALOGD("Discarding event for ignored deviceId %d.", deviceId); |
| 533 | return; |
| 534 | } |
| 535 | |
| 536 | device->process(rawEvents, count); |
| 537 | } |
| 538 | |
| 539 | void InputReader::timeoutExpiredLocked(nsecs_t when) { |
| 540 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 541 | InputDevice* device = mDevices.valueAt(i); |
| 542 | if (!device->isIgnored()) { |
| 543 | device->timeoutExpired(when); |
| 544 | } |
| 545 | } |
| 546 | } |
| 547 | |
| 548 | void InputReader::handleConfigurationChangedLocked(nsecs_t when) { |
| 549 | // Reset global meta state because it depends on the list of all configured devices. |
| 550 | updateGlobalMetaStateLocked(); |
| 551 | |
| 552 | // Enqueue configuration changed. |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 553 | NotifyConfigurationChangedArgs args(mContext.getNextSequenceNum(), when); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 554 | mQueuedListener->notifyConfigurationChanged(&args); |
| 555 | } |
| 556 | |
| 557 | void InputReader::refreshConfigurationLocked(uint32_t changes) { |
| 558 | mPolicy->getReaderConfiguration(&mConfig); |
| 559 | mEventHub->setExcludedDevices(mConfig.excludedDeviceNames); |
| 560 | |
| 561 | if (changes) { |
| 562 | ALOGI("Reconfiguring input devices. changes=0x%08x", changes); |
| 563 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
| 564 | |
| 565 | if (changes & InputReaderConfiguration::CHANGE_MUST_REOPEN) { |
| 566 | mEventHub->requestReopenDevices(); |
| 567 | } else { |
| 568 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 569 | InputDevice* device = mDevices.valueAt(i); |
| 570 | device->configure(now, &mConfig, changes); |
| 571 | } |
| 572 | } |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | void InputReader::updateGlobalMetaStateLocked() { |
| 577 | mGlobalMetaState = 0; |
| 578 | |
| 579 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 580 | InputDevice* device = mDevices.valueAt(i); |
| 581 | mGlobalMetaState |= device->getMetaState(); |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | int32_t InputReader::getGlobalMetaStateLocked() { |
| 586 | return mGlobalMetaState; |
| 587 | } |
| 588 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 589 | void InputReader::notifyExternalStylusPresenceChanged() { |
| 590 | refreshConfigurationLocked(InputReaderConfiguration::CHANGE_EXTERNAL_STYLUS_PRESENCE); |
| 591 | } |
| 592 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 593 | void InputReader::getExternalStylusDevicesLocked(std::vector<InputDeviceInfo>& outDevices) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 594 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 595 | InputDevice* device = mDevices.valueAt(i); |
| 596 | if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS && !device->isIgnored()) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 597 | InputDeviceInfo info; |
| 598 | device->getDeviceInfo(&info); |
| 599 | outDevices.push_back(info); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 600 | } |
| 601 | } |
| 602 | } |
| 603 | |
| 604 | void InputReader::dispatchExternalStylusState(const StylusState& state) { |
| 605 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 606 | InputDevice* device = mDevices.valueAt(i); |
| 607 | device->updateExternalStylusState(state); |
| 608 | } |
| 609 | } |
| 610 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 611 | void InputReader::disableVirtualKeysUntilLocked(nsecs_t time) { |
| 612 | mDisableVirtualKeysTimeout = time; |
| 613 | } |
| 614 | |
| 615 | bool InputReader::shouldDropVirtualKeyLocked(nsecs_t now, |
| 616 | InputDevice* device, int32_t keyCode, int32_t scanCode) { |
| 617 | if (now < mDisableVirtualKeysTimeout) { |
| 618 | ALOGI("Dropping virtual key from device %s because virtual keys are " |
| 619 | "temporarily disabled for the next %0.3fms. keyCode=%d, scanCode=%d", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 620 | device->getName().c_str(), |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 621 | (mDisableVirtualKeysTimeout - now) * 0.000001, |
| 622 | keyCode, scanCode); |
| 623 | return true; |
| 624 | } else { |
| 625 | return false; |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | void InputReader::fadePointerLocked() { |
| 630 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 631 | InputDevice* device = mDevices.valueAt(i); |
| 632 | device->fadePointer(); |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | void InputReader::requestTimeoutAtTimeLocked(nsecs_t when) { |
| 637 | if (when < mNextTimeout) { |
| 638 | mNextTimeout = when; |
| 639 | mEventHub->wake(); |
| 640 | } |
| 641 | } |
| 642 | |
| 643 | int32_t InputReader::bumpGenerationLocked() { |
| 644 | return ++mGeneration; |
| 645 | } |
| 646 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 647 | void InputReader::getInputDevices(std::vector<InputDeviceInfo>& outInputDevices) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 648 | AutoMutex _l(mLock); |
| 649 | getInputDevicesLocked(outInputDevices); |
| 650 | } |
| 651 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 652 | void InputReader::getInputDevicesLocked(std::vector<InputDeviceInfo>& outInputDevices) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 653 | outInputDevices.clear(); |
| 654 | |
| 655 | size_t numDevices = mDevices.size(); |
| 656 | for (size_t i = 0; i < numDevices; i++) { |
| 657 | InputDevice* device = mDevices.valueAt(i); |
| 658 | if (!device->isIgnored()) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 659 | InputDeviceInfo info; |
| 660 | device->getDeviceInfo(&info); |
| 661 | outInputDevices.push_back(info); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 662 | } |
| 663 | } |
| 664 | } |
| 665 | |
| 666 | int32_t InputReader::getKeyCodeState(int32_t deviceId, uint32_t sourceMask, |
| 667 | int32_t keyCode) { |
| 668 | AutoMutex _l(mLock); |
| 669 | |
| 670 | return getStateLocked(deviceId, sourceMask, keyCode, &InputDevice::getKeyCodeState); |
| 671 | } |
| 672 | |
| 673 | int32_t InputReader::getScanCodeState(int32_t deviceId, uint32_t sourceMask, |
| 674 | int32_t scanCode) { |
| 675 | AutoMutex _l(mLock); |
| 676 | |
| 677 | return getStateLocked(deviceId, sourceMask, scanCode, &InputDevice::getScanCodeState); |
| 678 | } |
| 679 | |
| 680 | int32_t InputReader::getSwitchState(int32_t deviceId, uint32_t sourceMask, int32_t switchCode) { |
| 681 | AutoMutex _l(mLock); |
| 682 | |
| 683 | return getStateLocked(deviceId, sourceMask, switchCode, &InputDevice::getSwitchState); |
| 684 | } |
| 685 | |
| 686 | int32_t InputReader::getStateLocked(int32_t deviceId, uint32_t sourceMask, int32_t code, |
| 687 | GetStateFunc getStateFunc) { |
| 688 | int32_t result = AKEY_STATE_UNKNOWN; |
| 689 | if (deviceId >= 0) { |
| 690 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 691 | if (deviceIndex >= 0) { |
| 692 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 693 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 694 | result = (device->*getStateFunc)(sourceMask, code); |
| 695 | } |
| 696 | } |
| 697 | } else { |
| 698 | size_t numDevices = mDevices.size(); |
| 699 | for (size_t i = 0; i < numDevices; i++) { |
| 700 | InputDevice* device = mDevices.valueAt(i); |
| 701 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 702 | // If any device reports AKEY_STATE_DOWN or AKEY_STATE_VIRTUAL, return that |
| 703 | // value. Otherwise, return AKEY_STATE_UP as long as one device reports it. |
| 704 | int32_t currentResult = (device->*getStateFunc)(sourceMask, code); |
| 705 | if (currentResult >= AKEY_STATE_DOWN) { |
| 706 | return currentResult; |
| 707 | } else if (currentResult == AKEY_STATE_UP) { |
| 708 | result = currentResult; |
| 709 | } |
| 710 | } |
| 711 | } |
| 712 | } |
| 713 | return result; |
| 714 | } |
| 715 | |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 716 | void InputReader::toggleCapsLockState(int32_t deviceId) { |
| 717 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 718 | if (deviceIndex < 0) { |
| 719 | ALOGW("Ignoring toggleCapsLock for unknown deviceId %" PRId32 ".", deviceId); |
| 720 | return; |
| 721 | } |
| 722 | |
| 723 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 724 | if (device->isIgnored()) { |
| 725 | return; |
| 726 | } |
| 727 | |
| 728 | device->updateMetaState(AKEYCODE_CAPS_LOCK); |
| 729 | } |
| 730 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 731 | bool InputReader::hasKeys(int32_t deviceId, uint32_t sourceMask, |
| 732 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) { |
| 733 | AutoMutex _l(mLock); |
| 734 | |
| 735 | memset(outFlags, 0, numCodes); |
| 736 | return markSupportedKeyCodesLocked(deviceId, sourceMask, numCodes, keyCodes, outFlags); |
| 737 | } |
| 738 | |
| 739 | bool InputReader::markSupportedKeyCodesLocked(int32_t deviceId, uint32_t sourceMask, |
| 740 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) { |
| 741 | bool result = false; |
| 742 | if (deviceId >= 0) { |
| 743 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 744 | if (deviceIndex >= 0) { |
| 745 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 746 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 747 | result = device->markSupportedKeyCodes(sourceMask, |
| 748 | numCodes, keyCodes, outFlags); |
| 749 | } |
| 750 | } |
| 751 | } else { |
| 752 | size_t numDevices = mDevices.size(); |
| 753 | for (size_t i = 0; i < numDevices; i++) { |
| 754 | InputDevice* device = mDevices.valueAt(i); |
| 755 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 756 | result |= device->markSupportedKeyCodes(sourceMask, |
| 757 | numCodes, keyCodes, outFlags); |
| 758 | } |
| 759 | } |
| 760 | } |
| 761 | return result; |
| 762 | } |
| 763 | |
| 764 | void InputReader::requestRefreshConfiguration(uint32_t changes) { |
| 765 | AutoMutex _l(mLock); |
| 766 | |
| 767 | if (changes) { |
| 768 | bool needWake = !mConfigurationChangesToRefresh; |
| 769 | mConfigurationChangesToRefresh |= changes; |
| 770 | |
| 771 | if (needWake) { |
| 772 | mEventHub->wake(); |
| 773 | } |
| 774 | } |
| 775 | } |
| 776 | |
| 777 | void InputReader::vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize, |
| 778 | ssize_t repeat, int32_t token) { |
| 779 | AutoMutex _l(mLock); |
| 780 | |
| 781 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 782 | if (deviceIndex >= 0) { |
| 783 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 784 | device->vibrate(pattern, patternSize, repeat, token); |
| 785 | } |
| 786 | } |
| 787 | |
| 788 | void InputReader::cancelVibrate(int32_t deviceId, int32_t token) { |
| 789 | AutoMutex _l(mLock); |
| 790 | |
| 791 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 792 | if (deviceIndex >= 0) { |
| 793 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 794 | device->cancelVibrate(token); |
| 795 | } |
| 796 | } |
| 797 | |
Siarhei Vishniakou | e54cb85 | 2017-03-21 17:48:16 -0700 | [diff] [blame] | 798 | bool InputReader::isInputDeviceEnabled(int32_t deviceId) { |
| 799 | AutoMutex _l(mLock); |
| 800 | |
| 801 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 802 | if (deviceIndex >= 0) { |
| 803 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 804 | return device->isEnabled(); |
| 805 | } |
| 806 | ALOGW("Ignoring invalid device id %" PRId32 ".", deviceId); |
| 807 | return false; |
| 808 | } |
| 809 | |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 810 | bool InputReader::canDispatchToDisplay(int32_t deviceId, int32_t displayId) { |
| 811 | AutoMutex _l(mLock); |
| 812 | |
| 813 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 814 | if (deviceIndex < 0) { |
| 815 | ALOGW("Ignoring invalid device id %" PRId32 ".", deviceId); |
| 816 | return false; |
| 817 | } |
| 818 | |
| 819 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 820 | std::optional<int32_t> associatedDisplayId = device->getAssociatedDisplay(); |
| 821 | // No associated display. By default, can dispatch to all displays. |
| 822 | if (!associatedDisplayId) { |
| 823 | return true; |
| 824 | } |
| 825 | |
| 826 | if (*associatedDisplayId == ADISPLAY_ID_NONE) { |
| 827 | ALOGW("Device has associated, but no associated display id."); |
| 828 | return true; |
| 829 | } |
| 830 | |
| 831 | return *associatedDisplayId == displayId; |
| 832 | } |
| 833 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 834 | void InputReader::dump(std::string& dump) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 835 | AutoMutex _l(mLock); |
| 836 | |
| 837 | mEventHub->dump(dump); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 838 | dump += "\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 839 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 840 | dump += "Input Reader State:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 841 | |
| 842 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 843 | mDevices.valueAt(i)->dump(dump); |
| 844 | } |
| 845 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 846 | dump += INDENT "Configuration:\n"; |
| 847 | dump += INDENT2 "ExcludedDeviceNames: ["; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 848 | for (size_t i = 0; i < mConfig.excludedDeviceNames.size(); i++) { |
| 849 | if (i != 0) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 850 | dump += ", "; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 851 | } |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 852 | dump += mConfig.excludedDeviceNames[i]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 853 | } |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 854 | dump += "]\n"; |
| 855 | dump += StringPrintf(INDENT2 "VirtualKeyQuietTime: %0.1fms\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 856 | mConfig.virtualKeyQuietTime * 0.000001f); |
| 857 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 858 | dump += StringPrintf(INDENT2 "PointerVelocityControlParameters: " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 859 | "scale=%0.3f, lowThreshold=%0.3f, highThreshold=%0.3f, acceleration=%0.3f\n", |
| 860 | mConfig.pointerVelocityControlParameters.scale, |
| 861 | mConfig.pointerVelocityControlParameters.lowThreshold, |
| 862 | mConfig.pointerVelocityControlParameters.highThreshold, |
| 863 | mConfig.pointerVelocityControlParameters.acceleration); |
| 864 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 865 | dump += StringPrintf(INDENT2 "WheelVelocityControlParameters: " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 866 | "scale=%0.3f, lowThreshold=%0.3f, highThreshold=%0.3f, acceleration=%0.3f\n", |
| 867 | mConfig.wheelVelocityControlParameters.scale, |
| 868 | mConfig.wheelVelocityControlParameters.lowThreshold, |
| 869 | mConfig.wheelVelocityControlParameters.highThreshold, |
| 870 | mConfig.wheelVelocityControlParameters.acceleration); |
| 871 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 872 | dump += StringPrintf(INDENT2 "PointerGesture:\n"); |
| 873 | dump += StringPrintf(INDENT3 "Enabled: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 874 | toString(mConfig.pointerGesturesEnabled)); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 875 | dump += StringPrintf(INDENT3 "QuietInterval: %0.1fms\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 876 | mConfig.pointerGestureQuietInterval * 0.000001f); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 877 | dump += StringPrintf(INDENT3 "DragMinSwitchSpeed: %0.1fpx/s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 878 | mConfig.pointerGestureDragMinSwitchSpeed); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 879 | dump += StringPrintf(INDENT3 "TapInterval: %0.1fms\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 880 | mConfig.pointerGestureTapInterval * 0.000001f); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 881 | dump += StringPrintf(INDENT3 "TapDragInterval: %0.1fms\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 882 | mConfig.pointerGestureTapDragInterval * 0.000001f); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 883 | dump += StringPrintf(INDENT3 "TapSlop: %0.1fpx\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 884 | mConfig.pointerGestureTapSlop); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 885 | dump += StringPrintf(INDENT3 "MultitouchSettleInterval: %0.1fms\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 886 | mConfig.pointerGestureMultitouchSettleInterval * 0.000001f); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 887 | dump += StringPrintf(INDENT3 "MultitouchMinDistance: %0.1fpx\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 888 | mConfig.pointerGestureMultitouchMinDistance); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 889 | dump += StringPrintf(INDENT3 "SwipeTransitionAngleCosine: %0.1f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 890 | mConfig.pointerGestureSwipeTransitionAngleCosine); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 891 | dump += StringPrintf(INDENT3 "SwipeMaxWidthRatio: %0.1f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 892 | mConfig.pointerGestureSwipeMaxWidthRatio); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 893 | dump += StringPrintf(INDENT3 "MovementSpeedRatio: %0.1f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 894 | mConfig.pointerGestureMovementSpeedRatio); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 895 | dump += StringPrintf(INDENT3 "ZoomSpeedRatio: %0.1f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 896 | mConfig.pointerGestureZoomSpeedRatio); |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 897 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 898 | dump += INDENT3 "Viewports:\n"; |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 899 | mConfig.dump(dump); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 900 | } |
| 901 | |
| 902 | void InputReader::monitor() { |
| 903 | // Acquire and release the lock to ensure that the reader has not deadlocked. |
| 904 | mLock.lock(); |
| 905 | mEventHub->wake(); |
| 906 | mReaderIsAliveCondition.wait(mLock); |
| 907 | mLock.unlock(); |
| 908 | |
| 909 | // Check the EventHub |
| 910 | mEventHub->monitor(); |
| 911 | } |
| 912 | |
| 913 | |
| 914 | // --- InputReader::ContextImpl --- |
| 915 | |
| 916 | InputReader::ContextImpl::ContextImpl(InputReader* reader) : |
| 917 | mReader(reader) { |
| 918 | } |
| 919 | |
| 920 | void InputReader::ContextImpl::updateGlobalMetaState() { |
| 921 | // lock is already held by the input loop |
| 922 | mReader->updateGlobalMetaStateLocked(); |
| 923 | } |
| 924 | |
| 925 | int32_t InputReader::ContextImpl::getGlobalMetaState() { |
| 926 | // lock is already held by the input loop |
| 927 | return mReader->getGlobalMetaStateLocked(); |
| 928 | } |
| 929 | |
| 930 | void InputReader::ContextImpl::disableVirtualKeysUntil(nsecs_t time) { |
| 931 | // lock is already held by the input loop |
| 932 | mReader->disableVirtualKeysUntilLocked(time); |
| 933 | } |
| 934 | |
| 935 | bool InputReader::ContextImpl::shouldDropVirtualKey(nsecs_t now, |
| 936 | InputDevice* device, int32_t keyCode, int32_t scanCode) { |
| 937 | // lock is already held by the input loop |
| 938 | return mReader->shouldDropVirtualKeyLocked(now, device, keyCode, scanCode); |
| 939 | } |
| 940 | |
| 941 | void InputReader::ContextImpl::fadePointer() { |
| 942 | // lock is already held by the input loop |
| 943 | mReader->fadePointerLocked(); |
| 944 | } |
| 945 | |
| 946 | void InputReader::ContextImpl::requestTimeoutAtTime(nsecs_t when) { |
| 947 | // lock is already held by the input loop |
| 948 | mReader->requestTimeoutAtTimeLocked(when); |
| 949 | } |
| 950 | |
| 951 | int32_t InputReader::ContextImpl::bumpGeneration() { |
| 952 | // lock is already held by the input loop |
| 953 | return mReader->bumpGenerationLocked(); |
| 954 | } |
| 955 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 956 | void InputReader::ContextImpl::getExternalStylusDevices(std::vector<InputDeviceInfo>& outDevices) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 957 | // lock is already held by whatever called refreshConfigurationLocked |
| 958 | mReader->getExternalStylusDevicesLocked(outDevices); |
| 959 | } |
| 960 | |
| 961 | void InputReader::ContextImpl::dispatchExternalStylusState(const StylusState& state) { |
| 962 | mReader->dispatchExternalStylusState(state); |
| 963 | } |
| 964 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 965 | InputReaderPolicyInterface* InputReader::ContextImpl::getPolicy() { |
| 966 | return mReader->mPolicy.get(); |
| 967 | } |
| 968 | |
| 969 | InputListenerInterface* InputReader::ContextImpl::getListener() { |
| 970 | return mReader->mQueuedListener.get(); |
| 971 | } |
| 972 | |
| 973 | EventHubInterface* InputReader::ContextImpl::getEventHub() { |
| 974 | return mReader->mEventHub.get(); |
| 975 | } |
| 976 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 977 | uint32_t InputReader::ContextImpl::getNextSequenceNum() { |
| 978 | return (mReader->mNextSequenceNum)++; |
| 979 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 980 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 981 | // --- InputDevice --- |
| 982 | |
| 983 | InputDevice::InputDevice(InputReaderContext* context, int32_t id, int32_t generation, |
| 984 | int32_t controllerNumber, const InputDeviceIdentifier& identifier, uint32_t classes) : |
| 985 | mContext(context), mId(id), mGeneration(generation), mControllerNumber(controllerNumber), |
| 986 | mIdentifier(identifier), mClasses(classes), |
Tim Kilbourn | 063ff53 | 2015-04-08 10:26:18 -0700 | [diff] [blame] | 987 | mSources(0), mIsExternal(false), mHasMic(false), mDropUntilNextSync(false) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 988 | } |
| 989 | |
| 990 | InputDevice::~InputDevice() { |
| 991 | size_t numMappers = mMappers.size(); |
| 992 | for (size_t i = 0; i < numMappers; i++) { |
| 993 | delete mMappers[i]; |
| 994 | } |
| 995 | mMappers.clear(); |
| 996 | } |
| 997 | |
Siarhei Vishniakou | e54cb85 | 2017-03-21 17:48:16 -0700 | [diff] [blame] | 998 | bool InputDevice::isEnabled() { |
| 999 | return getEventHub()->isDeviceEnabled(mId); |
| 1000 | } |
| 1001 | |
| 1002 | void InputDevice::setEnabled(bool enabled, nsecs_t when) { |
| 1003 | if (isEnabled() == enabled) { |
| 1004 | return; |
| 1005 | } |
| 1006 | |
| 1007 | if (enabled) { |
| 1008 | getEventHub()->enableDevice(mId); |
| 1009 | reset(when); |
| 1010 | } else { |
| 1011 | reset(when); |
| 1012 | getEventHub()->disableDevice(mId); |
| 1013 | } |
| 1014 | // Must change generation to flag this device as changed |
| 1015 | bumpGeneration(); |
| 1016 | } |
| 1017 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1018 | void InputDevice::dump(std::string& dump) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1019 | InputDeviceInfo deviceInfo; |
Siarhei Vishniakou | cd7ac1e | 2018-10-15 13:39:50 -0700 | [diff] [blame] | 1020 | getDeviceInfo(&deviceInfo); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1021 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1022 | dump += StringPrintf(INDENT "Device %d: %s\n", deviceInfo.getId(), |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 1023 | deviceInfo.getDisplayName().c_str()); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1024 | dump += StringPrintf(INDENT2 "Generation: %d\n", mGeneration); |
| 1025 | dump += StringPrintf(INDENT2 "IsExternal: %s\n", toString(mIsExternal)); |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 1026 | dump += StringPrintf(INDENT2 "AssociatedDisplayPort: "); |
| 1027 | if (mAssociatedDisplayPort) { |
| 1028 | dump += StringPrintf("%" PRIu8 "\n", *mAssociatedDisplayPort); |
| 1029 | } else { |
| 1030 | dump += "<none>\n"; |
| 1031 | } |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1032 | dump += StringPrintf(INDENT2 "HasMic: %s\n", toString(mHasMic)); |
| 1033 | dump += StringPrintf(INDENT2 "Sources: 0x%08x\n", deviceInfo.getSources()); |
| 1034 | dump += StringPrintf(INDENT2 "KeyboardType: %d\n", deviceInfo.getKeyboardType()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1035 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1036 | const std::vector<InputDeviceInfo::MotionRange>& ranges = deviceInfo.getMotionRanges(); |
| 1037 | if (!ranges.empty()) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1038 | dump += INDENT2 "Motion Ranges:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1039 | for (size_t i = 0; i < ranges.size(); i++) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1040 | const InputDeviceInfo::MotionRange& range = ranges[i]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1041 | const char* label = getAxisLabel(range.axis); |
| 1042 | char name[32]; |
| 1043 | if (label) { |
| 1044 | strncpy(name, label, sizeof(name)); |
| 1045 | name[sizeof(name) - 1] = '\0'; |
| 1046 | } else { |
| 1047 | snprintf(name, sizeof(name), "%d", range.axis); |
| 1048 | } |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1049 | dump += StringPrintf(INDENT3 "%s: source=0x%08x, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1050 | "min=%0.3f, max=%0.3f, flat=%0.3f, fuzz=%0.3f, resolution=%0.3f\n", |
| 1051 | name, range.source, range.min, range.max, range.flat, range.fuzz, |
| 1052 | range.resolution); |
| 1053 | } |
| 1054 | } |
| 1055 | |
| 1056 | size_t numMappers = mMappers.size(); |
| 1057 | for (size_t i = 0; i < numMappers; i++) { |
| 1058 | InputMapper* mapper = mMappers[i]; |
| 1059 | mapper->dump(dump); |
| 1060 | } |
| 1061 | } |
| 1062 | |
| 1063 | void InputDevice::addMapper(InputMapper* mapper) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1064 | mMappers.push_back(mapper); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1065 | } |
| 1066 | |
| 1067 | void InputDevice::configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes) { |
| 1068 | mSources = 0; |
| 1069 | |
| 1070 | if (!isIgnored()) { |
| 1071 | if (!changes) { // first time only |
| 1072 | mContext->getEventHub()->getConfiguration(mId, &mConfiguration); |
| 1073 | } |
| 1074 | |
| 1075 | if (!changes || (changes & InputReaderConfiguration::CHANGE_KEYBOARD_LAYOUTS)) { |
| 1076 | if (!(mClasses & INPUT_DEVICE_CLASS_VIRTUAL)) { |
| 1077 | sp<KeyCharacterMap> keyboardLayout = |
| 1078 | mContext->getPolicy()->getKeyboardLayoutOverlay(mIdentifier); |
| 1079 | if (mContext->getEventHub()->setKeyboardLayoutOverlay(mId, keyboardLayout)) { |
| 1080 | bumpGeneration(); |
| 1081 | } |
| 1082 | } |
| 1083 | } |
| 1084 | |
| 1085 | if (!changes || (changes & InputReaderConfiguration::CHANGE_DEVICE_ALIAS)) { |
| 1086 | if (!(mClasses & INPUT_DEVICE_CLASS_VIRTUAL)) { |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 1087 | std::string alias = mContext->getPolicy()->getDeviceAlias(mIdentifier); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1088 | if (mAlias != alias) { |
| 1089 | mAlias = alias; |
| 1090 | bumpGeneration(); |
| 1091 | } |
| 1092 | } |
| 1093 | } |
| 1094 | |
Siarhei Vishniakou | e54cb85 | 2017-03-21 17:48:16 -0700 | [diff] [blame] | 1095 | if (!changes || (changes & InputReaderConfiguration::CHANGE_ENABLED_STATE)) { |
| 1096 | ssize_t index = config->disabledDevices.indexOf(mId); |
| 1097 | bool enabled = index < 0; |
| 1098 | setEnabled(enabled, when); |
| 1099 | } |
| 1100 | |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 1101 | if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) { |
| 1102 | // In most situations, no port will be specified. |
| 1103 | mAssociatedDisplayPort = std::nullopt; |
| 1104 | // Find the display port that corresponds to the current input port. |
| 1105 | const std::string& inputPort = mIdentifier.location; |
| 1106 | if (!inputPort.empty()) { |
| 1107 | const std::unordered_map<std::string, uint8_t>& ports = config->portAssociations; |
| 1108 | const auto& displayPort = ports.find(inputPort); |
| 1109 | if (displayPort != ports.end()) { |
| 1110 | mAssociatedDisplayPort = std::make_optional(displayPort->second); |
| 1111 | } |
| 1112 | } |
| 1113 | } |
| 1114 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1115 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1116 | mapper->configure(when, config, changes); |
| 1117 | mSources |= mapper->getSources(); |
| 1118 | } |
| 1119 | } |
| 1120 | } |
| 1121 | |
| 1122 | void InputDevice::reset(nsecs_t when) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1123 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1124 | mapper->reset(when); |
| 1125 | } |
| 1126 | |
| 1127 | mContext->updateGlobalMetaState(); |
| 1128 | |
| 1129 | notifyReset(when); |
| 1130 | } |
| 1131 | |
| 1132 | void InputDevice::process(const RawEvent* rawEvents, size_t count) { |
| 1133 | // Process all of the events in order for each mapper. |
| 1134 | // We cannot simply ask each mapper to process them in bulk because mappers may |
| 1135 | // have side-effects that must be interleaved. For example, joystick movement events and |
| 1136 | // gamepad button presses are handled by different mappers but they should be dispatched |
| 1137 | // in the order received. |
Ivan Lozano | 96f1299 | 2017-11-09 14:45:38 -0800 | [diff] [blame] | 1138 | for (const RawEvent* rawEvent = rawEvents; count != 0; rawEvent++) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1139 | #if DEBUG_RAW_EVENTS |
Siarhei Vishniakou | 5d83f60 | 2017-09-12 12:40:29 -0700 | [diff] [blame] | 1140 | ALOGD("Input event: device=%d type=0x%04x code=0x%04x value=0x%08x when=%" PRId64, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1141 | rawEvent->deviceId, rawEvent->type, rawEvent->code, rawEvent->value, |
| 1142 | rawEvent->when); |
| 1143 | #endif |
| 1144 | |
| 1145 | if (mDropUntilNextSync) { |
| 1146 | if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) { |
| 1147 | mDropUntilNextSync = false; |
| 1148 | #if DEBUG_RAW_EVENTS |
| 1149 | ALOGD("Recovered from input event buffer overrun."); |
| 1150 | #endif |
| 1151 | } else { |
| 1152 | #if DEBUG_RAW_EVENTS |
| 1153 | ALOGD("Dropped input event while waiting for next input sync."); |
| 1154 | #endif |
| 1155 | } |
| 1156 | } else if (rawEvent->type == EV_SYN && rawEvent->code == SYN_DROPPED) { |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 1157 | ALOGI("Detected input event buffer overrun for device %s.", getName().c_str()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1158 | mDropUntilNextSync = true; |
| 1159 | reset(rawEvent->when); |
| 1160 | } else { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1161 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1162 | mapper->process(rawEvent); |
| 1163 | } |
| 1164 | } |
Ivan Lozano | 96f1299 | 2017-11-09 14:45:38 -0800 | [diff] [blame] | 1165 | --count; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1166 | } |
| 1167 | } |
| 1168 | |
| 1169 | void InputDevice::timeoutExpired(nsecs_t when) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1170 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1171 | mapper->timeoutExpired(when); |
| 1172 | } |
| 1173 | } |
| 1174 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 1175 | void InputDevice::updateExternalStylusState(const StylusState& state) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1176 | for (InputMapper* mapper : mMappers) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 1177 | mapper->updateExternalStylusState(state); |
| 1178 | } |
| 1179 | } |
| 1180 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1181 | void InputDevice::getDeviceInfo(InputDeviceInfo* outDeviceInfo) { |
| 1182 | outDeviceInfo->initialize(mId, mGeneration, mControllerNumber, mIdentifier, mAlias, |
Tim Kilbourn | 063ff53 | 2015-04-08 10:26:18 -0700 | [diff] [blame] | 1183 | mIsExternal, mHasMic); |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1184 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1185 | mapper->populateDeviceInfo(outDeviceInfo); |
| 1186 | } |
| 1187 | } |
| 1188 | |
| 1189 | int32_t InputDevice::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 1190 | return getState(sourceMask, keyCode, & InputMapper::getKeyCodeState); |
| 1191 | } |
| 1192 | |
| 1193 | int32_t InputDevice::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 1194 | return getState(sourceMask, scanCode, & InputMapper::getScanCodeState); |
| 1195 | } |
| 1196 | |
| 1197 | int32_t InputDevice::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 1198 | return getState(sourceMask, switchCode, & InputMapper::getSwitchState); |
| 1199 | } |
| 1200 | |
| 1201 | int32_t InputDevice::getState(uint32_t sourceMask, int32_t code, GetStateFunc getStateFunc) { |
| 1202 | int32_t result = AKEY_STATE_UNKNOWN; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1203 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1204 | if (sourcesMatchMask(mapper->getSources(), sourceMask)) { |
| 1205 | // If any mapper reports AKEY_STATE_DOWN or AKEY_STATE_VIRTUAL, return that |
| 1206 | // value. Otherwise, return AKEY_STATE_UP as long as one mapper reports it. |
| 1207 | int32_t currentResult = (mapper->*getStateFunc)(sourceMask, code); |
| 1208 | if (currentResult >= AKEY_STATE_DOWN) { |
| 1209 | return currentResult; |
| 1210 | } else if (currentResult == AKEY_STATE_UP) { |
| 1211 | result = currentResult; |
| 1212 | } |
| 1213 | } |
| 1214 | } |
| 1215 | return result; |
| 1216 | } |
| 1217 | |
| 1218 | bool InputDevice::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1219 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 1220 | bool result = false; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1221 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1222 | if (sourcesMatchMask(mapper->getSources(), sourceMask)) { |
| 1223 | result |= mapper->markSupportedKeyCodes(sourceMask, numCodes, keyCodes, outFlags); |
| 1224 | } |
| 1225 | } |
| 1226 | return result; |
| 1227 | } |
| 1228 | |
| 1229 | void InputDevice::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, |
| 1230 | int32_t token) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1231 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1232 | mapper->vibrate(pattern, patternSize, repeat, token); |
| 1233 | } |
| 1234 | } |
| 1235 | |
| 1236 | void InputDevice::cancelVibrate(int32_t token) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1237 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1238 | mapper->cancelVibrate(token); |
| 1239 | } |
| 1240 | } |
| 1241 | |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 1242 | void InputDevice::cancelTouch(nsecs_t when) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1243 | for (InputMapper* mapper : mMappers) { |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 1244 | mapper->cancelTouch(when); |
| 1245 | } |
| 1246 | } |
| 1247 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1248 | int32_t InputDevice::getMetaState() { |
| 1249 | int32_t result = 0; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1250 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1251 | result |= mapper->getMetaState(); |
| 1252 | } |
| 1253 | return result; |
| 1254 | } |
| 1255 | |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 1256 | void InputDevice::updateMetaState(int32_t keyCode) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1257 | for (InputMapper* mapper : mMappers) { |
| 1258 | mapper->updateMetaState(keyCode); |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 1259 | } |
| 1260 | } |
| 1261 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1262 | void InputDevice::fadePointer() { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1263 | for (InputMapper* mapper : mMappers) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1264 | mapper->fadePointer(); |
| 1265 | } |
| 1266 | } |
| 1267 | |
| 1268 | void InputDevice::bumpGeneration() { |
| 1269 | mGeneration = mContext->bumpGeneration(); |
| 1270 | } |
| 1271 | |
| 1272 | void InputDevice::notifyReset(nsecs_t when) { |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 1273 | NotifyDeviceResetArgs args(mContext->getNextSequenceNum(), when, mId); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1274 | mContext->getListener()->notifyDeviceReset(&args); |
| 1275 | } |
| 1276 | |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 1277 | std::optional<int32_t> InputDevice::getAssociatedDisplay() { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 1278 | for (InputMapper* mapper : mMappers) { |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 1279 | std::optional<int32_t> associatedDisplayId = mapper->getAssociatedDisplay(); |
| 1280 | if (associatedDisplayId) { |
| 1281 | return associatedDisplayId; |
| 1282 | } |
| 1283 | } |
| 1284 | |
| 1285 | return std::nullopt; |
| 1286 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1287 | |
| 1288 | // --- CursorButtonAccumulator --- |
| 1289 | |
| 1290 | CursorButtonAccumulator::CursorButtonAccumulator() { |
| 1291 | clearButtons(); |
| 1292 | } |
| 1293 | |
| 1294 | void CursorButtonAccumulator::reset(InputDevice* device) { |
| 1295 | mBtnLeft = device->isKeyPressed(BTN_LEFT); |
| 1296 | mBtnRight = device->isKeyPressed(BTN_RIGHT); |
| 1297 | mBtnMiddle = device->isKeyPressed(BTN_MIDDLE); |
| 1298 | mBtnBack = device->isKeyPressed(BTN_BACK); |
| 1299 | mBtnSide = device->isKeyPressed(BTN_SIDE); |
| 1300 | mBtnForward = device->isKeyPressed(BTN_FORWARD); |
| 1301 | mBtnExtra = device->isKeyPressed(BTN_EXTRA); |
| 1302 | mBtnTask = device->isKeyPressed(BTN_TASK); |
| 1303 | } |
| 1304 | |
| 1305 | void CursorButtonAccumulator::clearButtons() { |
| 1306 | mBtnLeft = 0; |
| 1307 | mBtnRight = 0; |
| 1308 | mBtnMiddle = 0; |
| 1309 | mBtnBack = 0; |
| 1310 | mBtnSide = 0; |
| 1311 | mBtnForward = 0; |
| 1312 | mBtnExtra = 0; |
| 1313 | mBtnTask = 0; |
| 1314 | } |
| 1315 | |
| 1316 | void CursorButtonAccumulator::process(const RawEvent* rawEvent) { |
| 1317 | if (rawEvent->type == EV_KEY) { |
| 1318 | switch (rawEvent->code) { |
| 1319 | case BTN_LEFT: |
| 1320 | mBtnLeft = rawEvent->value; |
| 1321 | break; |
| 1322 | case BTN_RIGHT: |
| 1323 | mBtnRight = rawEvent->value; |
| 1324 | break; |
| 1325 | case BTN_MIDDLE: |
| 1326 | mBtnMiddle = rawEvent->value; |
| 1327 | break; |
| 1328 | case BTN_BACK: |
| 1329 | mBtnBack = rawEvent->value; |
| 1330 | break; |
| 1331 | case BTN_SIDE: |
| 1332 | mBtnSide = rawEvent->value; |
| 1333 | break; |
| 1334 | case BTN_FORWARD: |
| 1335 | mBtnForward = rawEvent->value; |
| 1336 | break; |
| 1337 | case BTN_EXTRA: |
| 1338 | mBtnExtra = rawEvent->value; |
| 1339 | break; |
| 1340 | case BTN_TASK: |
| 1341 | mBtnTask = rawEvent->value; |
| 1342 | break; |
| 1343 | } |
| 1344 | } |
| 1345 | } |
| 1346 | |
| 1347 | uint32_t CursorButtonAccumulator::getButtonState() const { |
| 1348 | uint32_t result = 0; |
| 1349 | if (mBtnLeft) { |
| 1350 | result |= AMOTION_EVENT_BUTTON_PRIMARY; |
| 1351 | } |
| 1352 | if (mBtnRight) { |
| 1353 | result |= AMOTION_EVENT_BUTTON_SECONDARY; |
| 1354 | } |
| 1355 | if (mBtnMiddle) { |
| 1356 | result |= AMOTION_EVENT_BUTTON_TERTIARY; |
| 1357 | } |
| 1358 | if (mBtnBack || mBtnSide) { |
| 1359 | result |= AMOTION_EVENT_BUTTON_BACK; |
| 1360 | } |
| 1361 | if (mBtnForward || mBtnExtra) { |
| 1362 | result |= AMOTION_EVENT_BUTTON_FORWARD; |
| 1363 | } |
| 1364 | return result; |
| 1365 | } |
| 1366 | |
| 1367 | |
| 1368 | // --- CursorMotionAccumulator --- |
| 1369 | |
| 1370 | CursorMotionAccumulator::CursorMotionAccumulator() { |
| 1371 | clearRelativeAxes(); |
| 1372 | } |
| 1373 | |
| 1374 | void CursorMotionAccumulator::reset(InputDevice* device) { |
| 1375 | clearRelativeAxes(); |
| 1376 | } |
| 1377 | |
| 1378 | void CursorMotionAccumulator::clearRelativeAxes() { |
| 1379 | mRelX = 0; |
| 1380 | mRelY = 0; |
| 1381 | } |
| 1382 | |
| 1383 | void CursorMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1384 | if (rawEvent->type == EV_REL) { |
| 1385 | switch (rawEvent->code) { |
| 1386 | case REL_X: |
| 1387 | mRelX = rawEvent->value; |
| 1388 | break; |
| 1389 | case REL_Y: |
| 1390 | mRelY = rawEvent->value; |
| 1391 | break; |
| 1392 | } |
| 1393 | } |
| 1394 | } |
| 1395 | |
| 1396 | void CursorMotionAccumulator::finishSync() { |
| 1397 | clearRelativeAxes(); |
| 1398 | } |
| 1399 | |
| 1400 | |
| 1401 | // --- CursorScrollAccumulator --- |
| 1402 | |
| 1403 | CursorScrollAccumulator::CursorScrollAccumulator() : |
| 1404 | mHaveRelWheel(false), mHaveRelHWheel(false) { |
| 1405 | clearRelativeAxes(); |
| 1406 | } |
| 1407 | |
| 1408 | void CursorScrollAccumulator::configure(InputDevice* device) { |
| 1409 | mHaveRelWheel = device->getEventHub()->hasRelativeAxis(device->getId(), REL_WHEEL); |
| 1410 | mHaveRelHWheel = device->getEventHub()->hasRelativeAxis(device->getId(), REL_HWHEEL); |
| 1411 | } |
| 1412 | |
| 1413 | void CursorScrollAccumulator::reset(InputDevice* device) { |
| 1414 | clearRelativeAxes(); |
| 1415 | } |
| 1416 | |
| 1417 | void CursorScrollAccumulator::clearRelativeAxes() { |
| 1418 | mRelWheel = 0; |
| 1419 | mRelHWheel = 0; |
| 1420 | } |
| 1421 | |
| 1422 | void CursorScrollAccumulator::process(const RawEvent* rawEvent) { |
| 1423 | if (rawEvent->type == EV_REL) { |
| 1424 | switch (rawEvent->code) { |
| 1425 | case REL_WHEEL: |
| 1426 | mRelWheel = rawEvent->value; |
| 1427 | break; |
| 1428 | case REL_HWHEEL: |
| 1429 | mRelHWheel = rawEvent->value; |
| 1430 | break; |
| 1431 | } |
| 1432 | } |
| 1433 | } |
| 1434 | |
| 1435 | void CursorScrollAccumulator::finishSync() { |
| 1436 | clearRelativeAxes(); |
| 1437 | } |
| 1438 | |
| 1439 | |
| 1440 | // --- TouchButtonAccumulator --- |
| 1441 | |
| 1442 | TouchButtonAccumulator::TouchButtonAccumulator() : |
| 1443 | mHaveBtnTouch(false), mHaveStylus(false) { |
| 1444 | clearButtons(); |
| 1445 | } |
| 1446 | |
| 1447 | void TouchButtonAccumulator::configure(InputDevice* device) { |
| 1448 | mHaveBtnTouch = device->hasKey(BTN_TOUCH); |
| 1449 | mHaveStylus = device->hasKey(BTN_TOOL_PEN) |
| 1450 | || device->hasKey(BTN_TOOL_RUBBER) |
| 1451 | || device->hasKey(BTN_TOOL_BRUSH) |
| 1452 | || device->hasKey(BTN_TOOL_PENCIL) |
| 1453 | || device->hasKey(BTN_TOOL_AIRBRUSH); |
| 1454 | } |
| 1455 | |
| 1456 | void TouchButtonAccumulator::reset(InputDevice* device) { |
| 1457 | mBtnTouch = device->isKeyPressed(BTN_TOUCH); |
| 1458 | mBtnStylus = device->isKeyPressed(BTN_STYLUS); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 1459 | // BTN_0 is what gets mapped for the HID usage Digitizers.SecondaryBarrelSwitch |
| 1460 | mBtnStylus2 = |
| 1461 | device->isKeyPressed(BTN_STYLUS2) || device->isKeyPressed(BTN_0); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1462 | mBtnToolFinger = device->isKeyPressed(BTN_TOOL_FINGER); |
| 1463 | mBtnToolPen = device->isKeyPressed(BTN_TOOL_PEN); |
| 1464 | mBtnToolRubber = device->isKeyPressed(BTN_TOOL_RUBBER); |
| 1465 | mBtnToolBrush = device->isKeyPressed(BTN_TOOL_BRUSH); |
| 1466 | mBtnToolPencil = device->isKeyPressed(BTN_TOOL_PENCIL); |
| 1467 | mBtnToolAirbrush = device->isKeyPressed(BTN_TOOL_AIRBRUSH); |
| 1468 | mBtnToolMouse = device->isKeyPressed(BTN_TOOL_MOUSE); |
| 1469 | mBtnToolLens = device->isKeyPressed(BTN_TOOL_LENS); |
| 1470 | mBtnToolDoubleTap = device->isKeyPressed(BTN_TOOL_DOUBLETAP); |
| 1471 | mBtnToolTripleTap = device->isKeyPressed(BTN_TOOL_TRIPLETAP); |
| 1472 | mBtnToolQuadTap = device->isKeyPressed(BTN_TOOL_QUADTAP); |
| 1473 | } |
| 1474 | |
| 1475 | void TouchButtonAccumulator::clearButtons() { |
| 1476 | mBtnTouch = 0; |
| 1477 | mBtnStylus = 0; |
| 1478 | mBtnStylus2 = 0; |
| 1479 | mBtnToolFinger = 0; |
| 1480 | mBtnToolPen = 0; |
| 1481 | mBtnToolRubber = 0; |
| 1482 | mBtnToolBrush = 0; |
| 1483 | mBtnToolPencil = 0; |
| 1484 | mBtnToolAirbrush = 0; |
| 1485 | mBtnToolMouse = 0; |
| 1486 | mBtnToolLens = 0; |
| 1487 | mBtnToolDoubleTap = 0; |
| 1488 | mBtnToolTripleTap = 0; |
| 1489 | mBtnToolQuadTap = 0; |
| 1490 | } |
| 1491 | |
| 1492 | void TouchButtonAccumulator::process(const RawEvent* rawEvent) { |
| 1493 | if (rawEvent->type == EV_KEY) { |
| 1494 | switch (rawEvent->code) { |
| 1495 | case BTN_TOUCH: |
| 1496 | mBtnTouch = rawEvent->value; |
| 1497 | break; |
| 1498 | case BTN_STYLUS: |
| 1499 | mBtnStylus = rawEvent->value; |
| 1500 | break; |
| 1501 | case BTN_STYLUS2: |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 1502 | case BTN_0:// BTN_0 is what gets mapped for the HID usage Digitizers.SecondaryBarrelSwitch |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1503 | mBtnStylus2 = rawEvent->value; |
| 1504 | break; |
| 1505 | case BTN_TOOL_FINGER: |
| 1506 | mBtnToolFinger = rawEvent->value; |
| 1507 | break; |
| 1508 | case BTN_TOOL_PEN: |
| 1509 | mBtnToolPen = rawEvent->value; |
| 1510 | break; |
| 1511 | case BTN_TOOL_RUBBER: |
| 1512 | mBtnToolRubber = rawEvent->value; |
| 1513 | break; |
| 1514 | case BTN_TOOL_BRUSH: |
| 1515 | mBtnToolBrush = rawEvent->value; |
| 1516 | break; |
| 1517 | case BTN_TOOL_PENCIL: |
| 1518 | mBtnToolPencil = rawEvent->value; |
| 1519 | break; |
| 1520 | case BTN_TOOL_AIRBRUSH: |
| 1521 | mBtnToolAirbrush = rawEvent->value; |
| 1522 | break; |
| 1523 | case BTN_TOOL_MOUSE: |
| 1524 | mBtnToolMouse = rawEvent->value; |
| 1525 | break; |
| 1526 | case BTN_TOOL_LENS: |
| 1527 | mBtnToolLens = rawEvent->value; |
| 1528 | break; |
| 1529 | case BTN_TOOL_DOUBLETAP: |
| 1530 | mBtnToolDoubleTap = rawEvent->value; |
| 1531 | break; |
| 1532 | case BTN_TOOL_TRIPLETAP: |
| 1533 | mBtnToolTripleTap = rawEvent->value; |
| 1534 | break; |
| 1535 | case BTN_TOOL_QUADTAP: |
| 1536 | mBtnToolQuadTap = rawEvent->value; |
| 1537 | break; |
| 1538 | } |
| 1539 | } |
| 1540 | } |
| 1541 | |
| 1542 | uint32_t TouchButtonAccumulator::getButtonState() const { |
| 1543 | uint32_t result = 0; |
| 1544 | if (mBtnStylus) { |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 1545 | result |= AMOTION_EVENT_BUTTON_STYLUS_PRIMARY; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1546 | } |
| 1547 | if (mBtnStylus2) { |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 1548 | result |= AMOTION_EVENT_BUTTON_STYLUS_SECONDARY; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1549 | } |
| 1550 | return result; |
| 1551 | } |
| 1552 | |
| 1553 | int32_t TouchButtonAccumulator::getToolType() const { |
| 1554 | if (mBtnToolMouse || mBtnToolLens) { |
| 1555 | return AMOTION_EVENT_TOOL_TYPE_MOUSE; |
| 1556 | } |
| 1557 | if (mBtnToolRubber) { |
| 1558 | return AMOTION_EVENT_TOOL_TYPE_ERASER; |
| 1559 | } |
| 1560 | if (mBtnToolPen || mBtnToolBrush || mBtnToolPencil || mBtnToolAirbrush) { |
| 1561 | return AMOTION_EVENT_TOOL_TYPE_STYLUS; |
| 1562 | } |
| 1563 | if (mBtnToolFinger || mBtnToolDoubleTap || mBtnToolTripleTap || mBtnToolQuadTap) { |
| 1564 | return AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 1565 | } |
| 1566 | return AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 1567 | } |
| 1568 | |
| 1569 | bool TouchButtonAccumulator::isToolActive() const { |
| 1570 | return mBtnTouch || mBtnToolFinger || mBtnToolPen || mBtnToolRubber |
| 1571 | || mBtnToolBrush || mBtnToolPencil || mBtnToolAirbrush |
| 1572 | || mBtnToolMouse || mBtnToolLens |
| 1573 | || mBtnToolDoubleTap || mBtnToolTripleTap || mBtnToolQuadTap; |
| 1574 | } |
| 1575 | |
| 1576 | bool TouchButtonAccumulator::isHovering() const { |
| 1577 | return mHaveBtnTouch && !mBtnTouch; |
| 1578 | } |
| 1579 | |
| 1580 | bool TouchButtonAccumulator::hasStylus() const { |
| 1581 | return mHaveStylus; |
| 1582 | } |
| 1583 | |
| 1584 | |
| 1585 | // --- RawPointerAxes --- |
| 1586 | |
| 1587 | RawPointerAxes::RawPointerAxes() { |
| 1588 | clear(); |
| 1589 | } |
| 1590 | |
| 1591 | void RawPointerAxes::clear() { |
| 1592 | x.clear(); |
| 1593 | y.clear(); |
| 1594 | pressure.clear(); |
| 1595 | touchMajor.clear(); |
| 1596 | touchMinor.clear(); |
| 1597 | toolMajor.clear(); |
| 1598 | toolMinor.clear(); |
| 1599 | orientation.clear(); |
| 1600 | distance.clear(); |
| 1601 | tiltX.clear(); |
| 1602 | tiltY.clear(); |
| 1603 | trackingId.clear(); |
| 1604 | slot.clear(); |
| 1605 | } |
| 1606 | |
| 1607 | |
| 1608 | // --- RawPointerData --- |
| 1609 | |
| 1610 | RawPointerData::RawPointerData() { |
| 1611 | clear(); |
| 1612 | } |
| 1613 | |
| 1614 | void RawPointerData::clear() { |
| 1615 | pointerCount = 0; |
| 1616 | clearIdBits(); |
| 1617 | } |
| 1618 | |
| 1619 | void RawPointerData::copyFrom(const RawPointerData& other) { |
| 1620 | pointerCount = other.pointerCount; |
| 1621 | hoveringIdBits = other.hoveringIdBits; |
| 1622 | touchingIdBits = other.touchingIdBits; |
| 1623 | |
| 1624 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 1625 | pointers[i] = other.pointers[i]; |
| 1626 | |
| 1627 | int id = pointers[i].id; |
| 1628 | idToIndex[id] = other.idToIndex[id]; |
| 1629 | } |
| 1630 | } |
| 1631 | |
| 1632 | void RawPointerData::getCentroidOfTouchingPointers(float* outX, float* outY) const { |
| 1633 | float x = 0, y = 0; |
| 1634 | uint32_t count = touchingIdBits.count(); |
| 1635 | if (count) { |
| 1636 | for (BitSet32 idBits(touchingIdBits); !idBits.isEmpty(); ) { |
| 1637 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 1638 | const Pointer& pointer = pointerForId(id); |
| 1639 | x += pointer.x; |
| 1640 | y += pointer.y; |
| 1641 | } |
| 1642 | x /= count; |
| 1643 | y /= count; |
| 1644 | } |
| 1645 | *outX = x; |
| 1646 | *outY = y; |
| 1647 | } |
| 1648 | |
| 1649 | |
| 1650 | // --- CookedPointerData --- |
| 1651 | |
| 1652 | CookedPointerData::CookedPointerData() { |
| 1653 | clear(); |
| 1654 | } |
| 1655 | |
| 1656 | void CookedPointerData::clear() { |
| 1657 | pointerCount = 0; |
| 1658 | hoveringIdBits.clear(); |
| 1659 | touchingIdBits.clear(); |
| 1660 | } |
| 1661 | |
| 1662 | void CookedPointerData::copyFrom(const CookedPointerData& other) { |
| 1663 | pointerCount = other.pointerCount; |
| 1664 | hoveringIdBits = other.hoveringIdBits; |
| 1665 | touchingIdBits = other.touchingIdBits; |
| 1666 | |
| 1667 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 1668 | pointerProperties[i].copyFrom(other.pointerProperties[i]); |
| 1669 | pointerCoords[i].copyFrom(other.pointerCoords[i]); |
| 1670 | |
| 1671 | int id = pointerProperties[i].id; |
| 1672 | idToIndex[id] = other.idToIndex[id]; |
| 1673 | } |
| 1674 | } |
| 1675 | |
| 1676 | |
| 1677 | // --- SingleTouchMotionAccumulator --- |
| 1678 | |
| 1679 | SingleTouchMotionAccumulator::SingleTouchMotionAccumulator() { |
| 1680 | clearAbsoluteAxes(); |
| 1681 | } |
| 1682 | |
| 1683 | void SingleTouchMotionAccumulator::reset(InputDevice* device) { |
| 1684 | mAbsX = device->getAbsoluteAxisValue(ABS_X); |
| 1685 | mAbsY = device->getAbsoluteAxisValue(ABS_Y); |
| 1686 | mAbsPressure = device->getAbsoluteAxisValue(ABS_PRESSURE); |
| 1687 | mAbsToolWidth = device->getAbsoluteAxisValue(ABS_TOOL_WIDTH); |
| 1688 | mAbsDistance = device->getAbsoluteAxisValue(ABS_DISTANCE); |
| 1689 | mAbsTiltX = device->getAbsoluteAxisValue(ABS_TILT_X); |
| 1690 | mAbsTiltY = device->getAbsoluteAxisValue(ABS_TILT_Y); |
| 1691 | } |
| 1692 | |
| 1693 | void SingleTouchMotionAccumulator::clearAbsoluteAxes() { |
| 1694 | mAbsX = 0; |
| 1695 | mAbsY = 0; |
| 1696 | mAbsPressure = 0; |
| 1697 | mAbsToolWidth = 0; |
| 1698 | mAbsDistance = 0; |
| 1699 | mAbsTiltX = 0; |
| 1700 | mAbsTiltY = 0; |
| 1701 | } |
| 1702 | |
| 1703 | void SingleTouchMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1704 | if (rawEvent->type == EV_ABS) { |
| 1705 | switch (rawEvent->code) { |
| 1706 | case ABS_X: |
| 1707 | mAbsX = rawEvent->value; |
| 1708 | break; |
| 1709 | case ABS_Y: |
| 1710 | mAbsY = rawEvent->value; |
| 1711 | break; |
| 1712 | case ABS_PRESSURE: |
| 1713 | mAbsPressure = rawEvent->value; |
| 1714 | break; |
| 1715 | case ABS_TOOL_WIDTH: |
| 1716 | mAbsToolWidth = rawEvent->value; |
| 1717 | break; |
| 1718 | case ABS_DISTANCE: |
| 1719 | mAbsDistance = rawEvent->value; |
| 1720 | break; |
| 1721 | case ABS_TILT_X: |
| 1722 | mAbsTiltX = rawEvent->value; |
| 1723 | break; |
| 1724 | case ABS_TILT_Y: |
| 1725 | mAbsTiltY = rawEvent->value; |
| 1726 | break; |
| 1727 | } |
| 1728 | } |
| 1729 | } |
| 1730 | |
| 1731 | |
| 1732 | // --- MultiTouchMotionAccumulator --- |
| 1733 | |
| 1734 | MultiTouchMotionAccumulator::MultiTouchMotionAccumulator() : |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 1735 | mCurrentSlot(-1), mSlots(nullptr), mSlotCount(0), mUsingSlotsProtocol(false), |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 1736 | mHaveStylus(false), mDeviceTimestamp(0) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1737 | } |
| 1738 | |
| 1739 | MultiTouchMotionAccumulator::~MultiTouchMotionAccumulator() { |
| 1740 | delete[] mSlots; |
| 1741 | } |
| 1742 | |
| 1743 | void MultiTouchMotionAccumulator::configure(InputDevice* device, |
| 1744 | size_t slotCount, bool usingSlotsProtocol) { |
| 1745 | mSlotCount = slotCount; |
| 1746 | mUsingSlotsProtocol = usingSlotsProtocol; |
| 1747 | mHaveStylus = device->hasAbsoluteAxis(ABS_MT_TOOL_TYPE); |
| 1748 | |
| 1749 | delete[] mSlots; |
| 1750 | mSlots = new Slot[slotCount]; |
| 1751 | } |
| 1752 | |
| 1753 | void MultiTouchMotionAccumulator::reset(InputDevice* device) { |
| 1754 | // Unfortunately there is no way to read the initial contents of the slots. |
| 1755 | // So when we reset the accumulator, we must assume they are all zeroes. |
| 1756 | if (mUsingSlotsProtocol) { |
| 1757 | // Query the driver for the current slot index and use it as the initial slot |
| 1758 | // before we start reading events from the device. It is possible that the |
| 1759 | // current slot index will not be the same as it was when the first event was |
| 1760 | // written into the evdev buffer, which means the input mapper could start |
| 1761 | // out of sync with the initial state of the events in the evdev buffer. |
| 1762 | // In the extremely unlikely case that this happens, the data from |
| 1763 | // two slots will be confused until the next ABS_MT_SLOT event is received. |
| 1764 | // This can cause the touch point to "jump", but at least there will be |
| 1765 | // no stuck touches. |
| 1766 | int32_t initialSlot; |
| 1767 | status_t status = device->getEventHub()->getAbsoluteAxisValue(device->getId(), |
| 1768 | ABS_MT_SLOT, &initialSlot); |
| 1769 | if (status) { |
| 1770 | ALOGD("Could not retrieve current multitouch slot index. status=%d", status); |
| 1771 | initialSlot = -1; |
| 1772 | } |
| 1773 | clearSlots(initialSlot); |
| 1774 | } else { |
| 1775 | clearSlots(-1); |
| 1776 | } |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 1777 | mDeviceTimestamp = 0; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1778 | } |
| 1779 | |
| 1780 | void MultiTouchMotionAccumulator::clearSlots(int32_t initialSlot) { |
| 1781 | if (mSlots) { |
| 1782 | for (size_t i = 0; i < mSlotCount; i++) { |
| 1783 | mSlots[i].clear(); |
| 1784 | } |
| 1785 | } |
| 1786 | mCurrentSlot = initialSlot; |
| 1787 | } |
| 1788 | |
| 1789 | void MultiTouchMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1790 | if (rawEvent->type == EV_ABS) { |
| 1791 | bool newSlot = false; |
| 1792 | if (mUsingSlotsProtocol) { |
| 1793 | if (rawEvent->code == ABS_MT_SLOT) { |
| 1794 | mCurrentSlot = rawEvent->value; |
| 1795 | newSlot = true; |
| 1796 | } |
| 1797 | } else if (mCurrentSlot < 0) { |
| 1798 | mCurrentSlot = 0; |
| 1799 | } |
| 1800 | |
| 1801 | if (mCurrentSlot < 0 || size_t(mCurrentSlot) >= mSlotCount) { |
| 1802 | #if DEBUG_POINTERS |
| 1803 | if (newSlot) { |
| 1804 | ALOGW("MultiTouch device emitted invalid slot index %d but it " |
Siarhei Vishniakou | 5d83f60 | 2017-09-12 12:40:29 -0700 | [diff] [blame] | 1805 | "should be between 0 and %zd; ignoring this slot.", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1806 | mCurrentSlot, mSlotCount - 1); |
| 1807 | } |
| 1808 | #endif |
| 1809 | } else { |
| 1810 | Slot* slot = &mSlots[mCurrentSlot]; |
| 1811 | |
| 1812 | switch (rawEvent->code) { |
| 1813 | case ABS_MT_POSITION_X: |
| 1814 | slot->mInUse = true; |
| 1815 | slot->mAbsMTPositionX = rawEvent->value; |
| 1816 | break; |
| 1817 | case ABS_MT_POSITION_Y: |
| 1818 | slot->mInUse = true; |
| 1819 | slot->mAbsMTPositionY = rawEvent->value; |
| 1820 | break; |
| 1821 | case ABS_MT_TOUCH_MAJOR: |
| 1822 | slot->mInUse = true; |
| 1823 | slot->mAbsMTTouchMajor = rawEvent->value; |
| 1824 | break; |
| 1825 | case ABS_MT_TOUCH_MINOR: |
| 1826 | slot->mInUse = true; |
| 1827 | slot->mAbsMTTouchMinor = rawEvent->value; |
| 1828 | slot->mHaveAbsMTTouchMinor = true; |
| 1829 | break; |
| 1830 | case ABS_MT_WIDTH_MAJOR: |
| 1831 | slot->mInUse = true; |
| 1832 | slot->mAbsMTWidthMajor = rawEvent->value; |
| 1833 | break; |
| 1834 | case ABS_MT_WIDTH_MINOR: |
| 1835 | slot->mInUse = true; |
| 1836 | slot->mAbsMTWidthMinor = rawEvent->value; |
| 1837 | slot->mHaveAbsMTWidthMinor = true; |
| 1838 | break; |
| 1839 | case ABS_MT_ORIENTATION: |
| 1840 | slot->mInUse = true; |
| 1841 | slot->mAbsMTOrientation = rawEvent->value; |
| 1842 | break; |
| 1843 | case ABS_MT_TRACKING_ID: |
| 1844 | if (mUsingSlotsProtocol && rawEvent->value < 0) { |
| 1845 | // The slot is no longer in use but it retains its previous contents, |
| 1846 | // which may be reused for subsequent touches. |
| 1847 | slot->mInUse = false; |
| 1848 | } else { |
| 1849 | slot->mInUse = true; |
| 1850 | slot->mAbsMTTrackingId = rawEvent->value; |
| 1851 | } |
| 1852 | break; |
| 1853 | case ABS_MT_PRESSURE: |
| 1854 | slot->mInUse = true; |
| 1855 | slot->mAbsMTPressure = rawEvent->value; |
| 1856 | break; |
| 1857 | case ABS_MT_DISTANCE: |
| 1858 | slot->mInUse = true; |
| 1859 | slot->mAbsMTDistance = rawEvent->value; |
| 1860 | break; |
| 1861 | case ABS_MT_TOOL_TYPE: |
| 1862 | slot->mInUse = true; |
| 1863 | slot->mAbsMTToolType = rawEvent->value; |
| 1864 | slot->mHaveAbsMTToolType = true; |
| 1865 | break; |
| 1866 | } |
| 1867 | } |
| 1868 | } else if (rawEvent->type == EV_SYN && rawEvent->code == SYN_MT_REPORT) { |
| 1869 | // MultiTouch Sync: The driver has returned all data for *one* of the pointers. |
| 1870 | mCurrentSlot += 1; |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 1871 | } else if (rawEvent->type == EV_MSC && rawEvent->code == MSC_TIMESTAMP) { |
| 1872 | mDeviceTimestamp = rawEvent->value; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1873 | } |
| 1874 | } |
| 1875 | |
| 1876 | void MultiTouchMotionAccumulator::finishSync() { |
| 1877 | if (!mUsingSlotsProtocol) { |
| 1878 | clearSlots(-1); |
| 1879 | } |
| 1880 | } |
| 1881 | |
| 1882 | bool MultiTouchMotionAccumulator::hasStylus() const { |
| 1883 | return mHaveStylus; |
| 1884 | } |
| 1885 | |
| 1886 | |
| 1887 | // --- MultiTouchMotionAccumulator::Slot --- |
| 1888 | |
| 1889 | MultiTouchMotionAccumulator::Slot::Slot() { |
| 1890 | clear(); |
| 1891 | } |
| 1892 | |
| 1893 | void MultiTouchMotionAccumulator::Slot::clear() { |
| 1894 | mInUse = false; |
| 1895 | mHaveAbsMTTouchMinor = false; |
| 1896 | mHaveAbsMTWidthMinor = false; |
| 1897 | mHaveAbsMTToolType = false; |
| 1898 | mAbsMTPositionX = 0; |
| 1899 | mAbsMTPositionY = 0; |
| 1900 | mAbsMTTouchMajor = 0; |
| 1901 | mAbsMTTouchMinor = 0; |
| 1902 | mAbsMTWidthMajor = 0; |
| 1903 | mAbsMTWidthMinor = 0; |
| 1904 | mAbsMTOrientation = 0; |
| 1905 | mAbsMTTrackingId = -1; |
| 1906 | mAbsMTPressure = 0; |
| 1907 | mAbsMTDistance = 0; |
| 1908 | mAbsMTToolType = 0; |
| 1909 | } |
| 1910 | |
| 1911 | int32_t MultiTouchMotionAccumulator::Slot::getToolType() const { |
| 1912 | if (mHaveAbsMTToolType) { |
| 1913 | switch (mAbsMTToolType) { |
| 1914 | case MT_TOOL_FINGER: |
| 1915 | return AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 1916 | case MT_TOOL_PEN: |
| 1917 | return AMOTION_EVENT_TOOL_TYPE_STYLUS; |
| 1918 | } |
| 1919 | } |
| 1920 | return AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 1921 | } |
| 1922 | |
| 1923 | |
| 1924 | // --- InputMapper --- |
| 1925 | |
| 1926 | InputMapper::InputMapper(InputDevice* device) : |
| 1927 | mDevice(device), mContext(device->getContext()) { |
| 1928 | } |
| 1929 | |
| 1930 | InputMapper::~InputMapper() { |
| 1931 | } |
| 1932 | |
| 1933 | void InputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 1934 | info->addSource(getSources()); |
| 1935 | } |
| 1936 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1937 | void InputMapper::dump(std::string& dump) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1938 | } |
| 1939 | |
| 1940 | void InputMapper::configure(nsecs_t when, |
| 1941 | const InputReaderConfiguration* config, uint32_t changes) { |
| 1942 | } |
| 1943 | |
| 1944 | void InputMapper::reset(nsecs_t when) { |
| 1945 | } |
| 1946 | |
| 1947 | void InputMapper::timeoutExpired(nsecs_t when) { |
| 1948 | } |
| 1949 | |
| 1950 | int32_t InputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 1951 | return AKEY_STATE_UNKNOWN; |
| 1952 | } |
| 1953 | |
| 1954 | int32_t InputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 1955 | return AKEY_STATE_UNKNOWN; |
| 1956 | } |
| 1957 | |
| 1958 | int32_t InputMapper::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 1959 | return AKEY_STATE_UNKNOWN; |
| 1960 | } |
| 1961 | |
| 1962 | bool InputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1963 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 1964 | return false; |
| 1965 | } |
| 1966 | |
| 1967 | void InputMapper::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, |
| 1968 | int32_t token) { |
| 1969 | } |
| 1970 | |
| 1971 | void InputMapper::cancelVibrate(int32_t token) { |
| 1972 | } |
| 1973 | |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 1974 | void InputMapper::cancelTouch(nsecs_t when) { |
| 1975 | } |
| 1976 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1977 | int32_t InputMapper::getMetaState() { |
| 1978 | return 0; |
| 1979 | } |
| 1980 | |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 1981 | void InputMapper::updateMetaState(int32_t keyCode) { |
| 1982 | } |
| 1983 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 1984 | void InputMapper::updateExternalStylusState(const StylusState& state) { |
| 1985 | |
| 1986 | } |
| 1987 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 1988 | void InputMapper::fadePointer() { |
| 1989 | } |
| 1990 | |
| 1991 | status_t InputMapper::getAbsoluteAxisInfo(int32_t axis, RawAbsoluteAxisInfo* axisInfo) { |
| 1992 | return getEventHub()->getAbsoluteAxisInfo(getDeviceId(), axis, axisInfo); |
| 1993 | } |
| 1994 | |
| 1995 | void InputMapper::bumpGeneration() { |
| 1996 | mDevice->bumpGeneration(); |
| 1997 | } |
| 1998 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 1999 | void InputMapper::dumpRawAbsoluteAxisInfo(std::string& dump, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2000 | const RawAbsoluteAxisInfo& axis, const char* name) { |
| 2001 | if (axis.valid) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2002 | dump += StringPrintf(INDENT4 "%s: min=%d, max=%d, flat=%d, fuzz=%d, resolution=%d\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2003 | name, axis.minValue, axis.maxValue, axis.flat, axis.fuzz, axis.resolution); |
| 2004 | } else { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2005 | dump += StringPrintf(INDENT4 "%s: unknown range\n", name); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2006 | } |
| 2007 | } |
| 2008 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2009 | void InputMapper::dumpStylusState(std::string& dump, const StylusState& state) { |
| 2010 | dump += StringPrintf(INDENT4 "When: %" PRId64 "\n", state.when); |
| 2011 | dump += StringPrintf(INDENT4 "Pressure: %f\n", state.pressure); |
| 2012 | dump += StringPrintf(INDENT4 "Button State: 0x%08x\n", state.buttons); |
| 2013 | dump += StringPrintf(INDENT4 "Tool Type: %" PRId32 "\n", state.toolType); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 2014 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2015 | |
| 2016 | // --- SwitchInputMapper --- |
| 2017 | |
| 2018 | SwitchInputMapper::SwitchInputMapper(InputDevice* device) : |
Michael Wright | bcbf97e | 2014-08-29 14:31:32 -0700 | [diff] [blame] | 2019 | InputMapper(device), mSwitchValues(0), mUpdatedSwitchMask(0) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2020 | } |
| 2021 | |
| 2022 | SwitchInputMapper::~SwitchInputMapper() { |
| 2023 | } |
| 2024 | |
| 2025 | uint32_t SwitchInputMapper::getSources() { |
| 2026 | return AINPUT_SOURCE_SWITCH; |
| 2027 | } |
| 2028 | |
| 2029 | void SwitchInputMapper::process(const RawEvent* rawEvent) { |
| 2030 | switch (rawEvent->type) { |
| 2031 | case EV_SW: |
| 2032 | processSwitch(rawEvent->code, rawEvent->value); |
| 2033 | break; |
| 2034 | |
| 2035 | case EV_SYN: |
| 2036 | if (rawEvent->code == SYN_REPORT) { |
| 2037 | sync(rawEvent->when); |
| 2038 | } |
| 2039 | } |
| 2040 | } |
| 2041 | |
| 2042 | void SwitchInputMapper::processSwitch(int32_t switchCode, int32_t switchValue) { |
| 2043 | if (switchCode >= 0 && switchCode < 32) { |
| 2044 | if (switchValue) { |
Michael Wright | bcbf97e | 2014-08-29 14:31:32 -0700 | [diff] [blame] | 2045 | mSwitchValues |= 1 << switchCode; |
| 2046 | } else { |
| 2047 | mSwitchValues &= ~(1 << switchCode); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2048 | } |
| 2049 | mUpdatedSwitchMask |= 1 << switchCode; |
| 2050 | } |
| 2051 | } |
| 2052 | |
| 2053 | void SwitchInputMapper::sync(nsecs_t when) { |
| 2054 | if (mUpdatedSwitchMask) { |
Michael Wright | 3da3b84 | 2014-08-29 16:16:26 -0700 | [diff] [blame] | 2055 | uint32_t updatedSwitchValues = mSwitchValues & mUpdatedSwitchMask; |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2056 | NotifySwitchArgs args(mContext->getNextSequenceNum(), when, 0, updatedSwitchValues, |
| 2057 | mUpdatedSwitchMask); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2058 | getListener()->notifySwitch(&args); |
| 2059 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2060 | mUpdatedSwitchMask = 0; |
| 2061 | } |
| 2062 | } |
| 2063 | |
| 2064 | int32_t SwitchInputMapper::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 2065 | return getEventHub()->getSwitchState(getDeviceId(), switchCode); |
| 2066 | } |
| 2067 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2068 | void SwitchInputMapper::dump(std::string& dump) { |
| 2069 | dump += INDENT2 "Switch Input Mapper:\n"; |
| 2070 | dump += StringPrintf(INDENT3 "SwitchValues: %x\n", mSwitchValues); |
Michael Wright | bcbf97e | 2014-08-29 14:31:32 -0700 | [diff] [blame] | 2071 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2072 | |
| 2073 | // --- VibratorInputMapper --- |
| 2074 | |
| 2075 | VibratorInputMapper::VibratorInputMapper(InputDevice* device) : |
| 2076 | InputMapper(device), mVibrating(false) { |
| 2077 | } |
| 2078 | |
| 2079 | VibratorInputMapper::~VibratorInputMapper() { |
| 2080 | } |
| 2081 | |
| 2082 | uint32_t VibratorInputMapper::getSources() { |
| 2083 | return 0; |
| 2084 | } |
| 2085 | |
| 2086 | void VibratorInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 2087 | InputMapper::populateDeviceInfo(info); |
| 2088 | |
| 2089 | info->setVibrator(true); |
| 2090 | } |
| 2091 | |
| 2092 | void VibratorInputMapper::process(const RawEvent* rawEvent) { |
| 2093 | // TODO: Handle FF_STATUS, although it does not seem to be widely supported. |
| 2094 | } |
| 2095 | |
| 2096 | void VibratorInputMapper::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, |
| 2097 | int32_t token) { |
| 2098 | #if DEBUG_VIBRATOR |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2099 | std::string patternStr; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2100 | for (size_t i = 0; i < patternSize; i++) { |
| 2101 | if (i != 0) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2102 | patternStr += ", "; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2103 | } |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2104 | patternStr += StringPrintf("%" PRId64, pattern[i]); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2105 | } |
Siarhei Vishniakou | 5d83f60 | 2017-09-12 12:40:29 -0700 | [diff] [blame] | 2106 | ALOGD("vibrate: deviceId=%d, pattern=[%s], repeat=%zd, token=%d", |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2107 | getDeviceId(), patternStr.c_str(), repeat, token); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2108 | #endif |
| 2109 | |
| 2110 | mVibrating = true; |
| 2111 | memcpy(mPattern, pattern, patternSize * sizeof(nsecs_t)); |
| 2112 | mPatternSize = patternSize; |
| 2113 | mRepeat = repeat; |
| 2114 | mToken = token; |
| 2115 | mIndex = -1; |
| 2116 | |
| 2117 | nextStep(); |
| 2118 | } |
| 2119 | |
| 2120 | void VibratorInputMapper::cancelVibrate(int32_t token) { |
| 2121 | #if DEBUG_VIBRATOR |
| 2122 | ALOGD("cancelVibrate: deviceId=%d, token=%d", getDeviceId(), token); |
| 2123 | #endif |
| 2124 | |
| 2125 | if (mVibrating && mToken == token) { |
| 2126 | stopVibrating(); |
| 2127 | } |
| 2128 | } |
| 2129 | |
| 2130 | void VibratorInputMapper::timeoutExpired(nsecs_t when) { |
| 2131 | if (mVibrating) { |
| 2132 | if (when >= mNextStepTime) { |
| 2133 | nextStep(); |
| 2134 | } else { |
| 2135 | getContext()->requestTimeoutAtTime(mNextStepTime); |
| 2136 | } |
| 2137 | } |
| 2138 | } |
| 2139 | |
| 2140 | void VibratorInputMapper::nextStep() { |
| 2141 | mIndex += 1; |
| 2142 | if (size_t(mIndex) >= mPatternSize) { |
| 2143 | if (mRepeat < 0) { |
| 2144 | // We are done. |
| 2145 | stopVibrating(); |
| 2146 | return; |
| 2147 | } |
| 2148 | mIndex = mRepeat; |
| 2149 | } |
| 2150 | |
| 2151 | bool vibratorOn = mIndex & 1; |
| 2152 | nsecs_t duration = mPattern[mIndex]; |
| 2153 | if (vibratorOn) { |
| 2154 | #if DEBUG_VIBRATOR |
Siarhei Vishniakou | 5d83f60 | 2017-09-12 12:40:29 -0700 | [diff] [blame] | 2155 | ALOGD("nextStep: sending vibrate deviceId=%d, duration=%" PRId64, getDeviceId(), duration); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2156 | #endif |
| 2157 | getEventHub()->vibrate(getDeviceId(), duration); |
| 2158 | } else { |
| 2159 | #if DEBUG_VIBRATOR |
| 2160 | ALOGD("nextStep: sending cancel vibrate deviceId=%d", getDeviceId()); |
| 2161 | #endif |
| 2162 | getEventHub()->cancelVibrate(getDeviceId()); |
| 2163 | } |
| 2164 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
| 2165 | mNextStepTime = now + duration; |
| 2166 | getContext()->requestTimeoutAtTime(mNextStepTime); |
| 2167 | #if DEBUG_VIBRATOR |
| 2168 | ALOGD("nextStep: scheduled timeout in %0.3fms", duration * 0.000001f); |
| 2169 | #endif |
| 2170 | } |
| 2171 | |
| 2172 | void VibratorInputMapper::stopVibrating() { |
| 2173 | mVibrating = false; |
| 2174 | #if DEBUG_VIBRATOR |
| 2175 | ALOGD("stopVibrating: sending cancel vibrate deviceId=%d", getDeviceId()); |
| 2176 | #endif |
| 2177 | getEventHub()->cancelVibrate(getDeviceId()); |
| 2178 | } |
| 2179 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2180 | void VibratorInputMapper::dump(std::string& dump) { |
| 2181 | dump += INDENT2 "Vibrator Input Mapper:\n"; |
| 2182 | dump += StringPrintf(INDENT3 "Vibrating: %s\n", toString(mVibrating)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2183 | } |
| 2184 | |
| 2185 | |
| 2186 | // --- KeyboardInputMapper --- |
| 2187 | |
| 2188 | KeyboardInputMapper::KeyboardInputMapper(InputDevice* device, |
| 2189 | uint32_t source, int32_t keyboardType) : |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2190 | InputMapper(device), mSource(source), mKeyboardType(keyboardType) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2191 | } |
| 2192 | |
| 2193 | KeyboardInputMapper::~KeyboardInputMapper() { |
| 2194 | } |
| 2195 | |
| 2196 | uint32_t KeyboardInputMapper::getSources() { |
| 2197 | return mSource; |
| 2198 | } |
| 2199 | |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2200 | int32_t KeyboardInputMapper::getOrientation() { |
| 2201 | if (mViewport) { |
| 2202 | return mViewport->orientation; |
| 2203 | } |
| 2204 | return DISPLAY_ORIENTATION_0; |
| 2205 | } |
| 2206 | |
| 2207 | int32_t KeyboardInputMapper::getDisplayId() { |
| 2208 | if (mViewport) { |
| 2209 | return mViewport->displayId; |
| 2210 | } |
| 2211 | return ADISPLAY_ID_NONE; |
| 2212 | } |
| 2213 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2214 | void KeyboardInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 2215 | InputMapper::populateDeviceInfo(info); |
| 2216 | |
| 2217 | info->setKeyboardType(mKeyboardType); |
| 2218 | info->setKeyCharacterMap(getEventHub()->getKeyCharacterMap(getDeviceId())); |
| 2219 | } |
| 2220 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2221 | void KeyboardInputMapper::dump(std::string& dump) { |
| 2222 | dump += INDENT2 "Keyboard Input Mapper:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2223 | dumpParameters(dump); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2224 | dump += StringPrintf(INDENT3 "KeyboardType: %d\n", mKeyboardType); |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2225 | dump += StringPrintf(INDENT3 "Orientation: %d\n", getOrientation()); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2226 | dump += StringPrintf(INDENT3 "KeyDowns: %zu keys currently down\n", mKeyDowns.size()); |
| 2227 | dump += StringPrintf(INDENT3 "MetaState: 0x%0x\n", mMetaState); |
| 2228 | dump += StringPrintf(INDENT3 "DownTime: %" PRId64 "\n", mDownTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2229 | } |
| 2230 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2231 | void KeyboardInputMapper::configure(nsecs_t when, |
| 2232 | const InputReaderConfiguration* config, uint32_t changes) { |
| 2233 | InputMapper::configure(when, config, changes); |
| 2234 | |
| 2235 | if (!changes) { // first time only |
| 2236 | // Configure basic parameters. |
| 2237 | configureParameters(); |
| 2238 | } |
| 2239 | |
| 2240 | if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) { |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2241 | if (mParameters.orientationAware) { |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 2242 | mViewport = config->getDisplayViewportByType(ViewportType::VIEWPORT_INTERNAL); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2243 | } |
| 2244 | } |
| 2245 | } |
| 2246 | |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 2247 | static void mapStemKey(int32_t keyCode, const PropertyMap& config, char const *property) { |
| 2248 | int32_t mapped = 0; |
| 2249 | if (config.tryGetProperty(String8(property), mapped) && mapped > 0) { |
| 2250 | for (size_t i = 0; i < stemKeyRotationMapSize; i++) { |
| 2251 | if (stemKeyRotationMap[i][0] == keyCode) { |
| 2252 | stemKeyRotationMap[i][1] = mapped; |
| 2253 | return; |
| 2254 | } |
| 2255 | } |
| 2256 | } |
| 2257 | } |
| 2258 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2259 | void KeyboardInputMapper::configureParameters() { |
| 2260 | mParameters.orientationAware = false; |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 2261 | const PropertyMap& config = getDevice()->getConfiguration(); |
| 2262 | config.tryGetProperty(String8("keyboard.orientationAware"), |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2263 | mParameters.orientationAware); |
| 2264 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2265 | if (mParameters.orientationAware) { |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 2266 | mapStemKey(AKEYCODE_STEM_PRIMARY, config, "keyboard.rotated.stem_primary"); |
| 2267 | mapStemKey(AKEYCODE_STEM_1, config, "keyboard.rotated.stem_1"); |
| 2268 | mapStemKey(AKEYCODE_STEM_2, config, "keyboard.rotated.stem_2"); |
| 2269 | mapStemKey(AKEYCODE_STEM_3, config, "keyboard.rotated.stem_3"); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2270 | } |
Michael Wright | dcfcf5d | 2014-03-17 12:58:21 -0700 | [diff] [blame] | 2271 | |
| 2272 | mParameters.handlesKeyRepeat = false; |
Ivan Podogov | b9afef3 | 2017-02-13 15:34:32 +0000 | [diff] [blame] | 2273 | config.tryGetProperty(String8("keyboard.handlesKeyRepeat"), |
Michael Wright | dcfcf5d | 2014-03-17 12:58:21 -0700 | [diff] [blame] | 2274 | mParameters.handlesKeyRepeat); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2275 | } |
| 2276 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2277 | void KeyboardInputMapper::dumpParameters(std::string& dump) { |
| 2278 | dump += INDENT3 "Parameters:\n"; |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2279 | dump += StringPrintf(INDENT4 "OrientationAware: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2280 | toString(mParameters.orientationAware)); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2281 | dump += StringPrintf(INDENT4 "HandlesKeyRepeat: %s\n", |
Michael Wright | dcfcf5d | 2014-03-17 12:58:21 -0700 | [diff] [blame] | 2282 | toString(mParameters.handlesKeyRepeat)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2283 | } |
| 2284 | |
| 2285 | void KeyboardInputMapper::reset(nsecs_t when) { |
| 2286 | mMetaState = AMETA_NONE; |
| 2287 | mDownTime = 0; |
| 2288 | mKeyDowns.clear(); |
| 2289 | mCurrentHidUsage = 0; |
| 2290 | |
| 2291 | resetLedState(); |
| 2292 | |
| 2293 | InputMapper::reset(when); |
| 2294 | } |
| 2295 | |
| 2296 | void KeyboardInputMapper::process(const RawEvent* rawEvent) { |
| 2297 | switch (rawEvent->type) { |
| 2298 | case EV_KEY: { |
| 2299 | int32_t scanCode = rawEvent->code; |
| 2300 | int32_t usageCode = mCurrentHidUsage; |
| 2301 | mCurrentHidUsage = 0; |
| 2302 | |
| 2303 | if (isKeyboardOrGamepadKey(scanCode)) { |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 2304 | processKey(rawEvent->when, rawEvent->value != 0, scanCode, usageCode); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2305 | } |
| 2306 | break; |
| 2307 | } |
| 2308 | case EV_MSC: { |
| 2309 | if (rawEvent->code == MSC_SCAN) { |
| 2310 | mCurrentHidUsage = rawEvent->value; |
| 2311 | } |
| 2312 | break; |
| 2313 | } |
| 2314 | case EV_SYN: { |
| 2315 | if (rawEvent->code == SYN_REPORT) { |
| 2316 | mCurrentHidUsage = 0; |
| 2317 | } |
| 2318 | } |
| 2319 | } |
| 2320 | } |
| 2321 | |
| 2322 | bool KeyboardInputMapper::isKeyboardOrGamepadKey(int32_t scanCode) { |
| 2323 | return scanCode < BTN_MOUSE |
| 2324 | || scanCode >= KEY_OK |
| 2325 | || (scanCode >= BTN_MISC && scanCode < BTN_MOUSE) |
| 2326 | || (scanCode >= BTN_JOYSTICK && scanCode < BTN_DIGI); |
| 2327 | } |
| 2328 | |
Michael Wright | 58ba988 | 2017-07-26 16:19:11 +0100 | [diff] [blame] | 2329 | bool KeyboardInputMapper::isMediaKey(int32_t keyCode) { |
| 2330 | switch (keyCode) { |
| 2331 | case AKEYCODE_MEDIA_PLAY: |
| 2332 | case AKEYCODE_MEDIA_PAUSE: |
| 2333 | case AKEYCODE_MEDIA_PLAY_PAUSE: |
| 2334 | case AKEYCODE_MUTE: |
| 2335 | case AKEYCODE_HEADSETHOOK: |
| 2336 | case AKEYCODE_MEDIA_STOP: |
| 2337 | case AKEYCODE_MEDIA_NEXT: |
| 2338 | case AKEYCODE_MEDIA_PREVIOUS: |
| 2339 | case AKEYCODE_MEDIA_REWIND: |
| 2340 | case AKEYCODE_MEDIA_RECORD: |
| 2341 | case AKEYCODE_MEDIA_FAST_FORWARD: |
| 2342 | case AKEYCODE_MEDIA_SKIP_FORWARD: |
| 2343 | case AKEYCODE_MEDIA_SKIP_BACKWARD: |
| 2344 | case AKEYCODE_MEDIA_STEP_FORWARD: |
| 2345 | case AKEYCODE_MEDIA_STEP_BACKWARD: |
| 2346 | case AKEYCODE_MEDIA_AUDIO_TRACK: |
| 2347 | case AKEYCODE_VOLUME_UP: |
| 2348 | case AKEYCODE_VOLUME_DOWN: |
| 2349 | case AKEYCODE_VOLUME_MUTE: |
| 2350 | case AKEYCODE_TV_AUDIO_DESCRIPTION: |
| 2351 | case AKEYCODE_TV_AUDIO_DESCRIPTION_MIX_UP: |
| 2352 | case AKEYCODE_TV_AUDIO_DESCRIPTION_MIX_DOWN: |
| 2353 | return true; |
| 2354 | } |
| 2355 | return false; |
| 2356 | } |
| 2357 | |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 2358 | void KeyboardInputMapper::processKey(nsecs_t when, bool down, int32_t scanCode, |
| 2359 | int32_t usageCode) { |
| 2360 | int32_t keyCode; |
| 2361 | int32_t keyMetaState; |
| 2362 | uint32_t policyFlags; |
| 2363 | |
| 2364 | if (getEventHub()->mapKey(getDeviceId(), scanCode, usageCode, mMetaState, |
| 2365 | &keyCode, &keyMetaState, &policyFlags)) { |
| 2366 | keyCode = AKEYCODE_UNKNOWN; |
| 2367 | keyMetaState = mMetaState; |
| 2368 | policyFlags = 0; |
| 2369 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2370 | |
| 2371 | if (down) { |
| 2372 | // Rotate key codes according to orientation if needed. |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2373 | if (mParameters.orientationAware) { |
| 2374 | keyCode = rotateKeyCode(keyCode, getOrientation()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2375 | } |
| 2376 | |
| 2377 | // Add key down. |
| 2378 | ssize_t keyDownIndex = findKeyDown(scanCode); |
| 2379 | if (keyDownIndex >= 0) { |
| 2380 | // key repeat, be sure to use same keycode as before in case of rotation |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 2381 | keyCode = mKeyDowns[keyDownIndex].keyCode; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2382 | } else { |
| 2383 | // key down |
| 2384 | if ((policyFlags & POLICY_FLAG_VIRTUAL) |
| 2385 | && mContext->shouldDropVirtualKey(when, |
| 2386 | getDevice(), keyCode, scanCode)) { |
| 2387 | return; |
| 2388 | } |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 2389 | if (policyFlags & POLICY_FLAG_GESTURE) { |
| 2390 | mDevice->cancelTouch(when); |
| 2391 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2392 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 2393 | KeyDown keyDown; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2394 | keyDown.keyCode = keyCode; |
| 2395 | keyDown.scanCode = scanCode; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 2396 | mKeyDowns.push_back(keyDown); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2397 | } |
| 2398 | |
| 2399 | mDownTime = when; |
| 2400 | } else { |
| 2401 | // Remove key down. |
| 2402 | ssize_t keyDownIndex = findKeyDown(scanCode); |
| 2403 | if (keyDownIndex >= 0) { |
| 2404 | // key up, be sure to use same keycode as before in case of rotation |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 2405 | keyCode = mKeyDowns[keyDownIndex].keyCode; |
| 2406 | mKeyDowns.erase(mKeyDowns.begin() + (size_t)keyDownIndex); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2407 | } else { |
| 2408 | // key was not actually down |
| 2409 | ALOGI("Dropping key up from device %s because the key was not down. " |
| 2410 | "keyCode=%d, scanCode=%d", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 2411 | getDeviceName().c_str(), keyCode, scanCode); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2412 | return; |
| 2413 | } |
| 2414 | } |
| 2415 | |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 2416 | if (updateMetaStateIfNeeded(keyCode, down)) { |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 2417 | // If global meta state changed send it along with the key. |
| 2418 | // If it has not changed then we'll use what keymap gave us, |
| 2419 | // since key replacement logic might temporarily reset a few |
| 2420 | // meta bits for given key. |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 2421 | keyMetaState = mMetaState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2422 | } |
| 2423 | |
| 2424 | nsecs_t downTime = mDownTime; |
| 2425 | |
| 2426 | // Key down on external an keyboard should wake the device. |
| 2427 | // We don't do this for internal keyboards to prevent them from waking up in your pocket. |
| 2428 | // For internal keyboards, the key layout file should specify the policy flags for |
| 2429 | // each wake key individually. |
| 2430 | // TODO: Use the input device configuration to control this behavior more finely. |
Michael Wright | 58ba988 | 2017-07-26 16:19:11 +0100 | [diff] [blame] | 2431 | if (down && getDevice()->isExternal() && !isMediaKey(keyCode)) { |
Michael Wright | 872db4f | 2014-04-22 15:03:51 -0700 | [diff] [blame] | 2432 | policyFlags |= POLICY_FLAG_WAKE; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2433 | } |
| 2434 | |
Michael Wright | dcfcf5d | 2014-03-17 12:58:21 -0700 | [diff] [blame] | 2435 | if (mParameters.handlesKeyRepeat) { |
| 2436 | policyFlags |= POLICY_FLAG_DISABLE_KEY_REPEAT; |
| 2437 | } |
| 2438 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2439 | NotifyKeyArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), mSource, |
| 2440 | getDisplayId(), policyFlags, down ? AKEY_EVENT_ACTION_DOWN : AKEY_EVENT_ACTION_UP, |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 2441 | AKEY_EVENT_FLAG_FROM_SYSTEM, keyCode, scanCode, keyMetaState, downTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2442 | getListener()->notifyKey(&args); |
| 2443 | } |
| 2444 | |
| 2445 | ssize_t KeyboardInputMapper::findKeyDown(int32_t scanCode) { |
| 2446 | size_t n = mKeyDowns.size(); |
| 2447 | for (size_t i = 0; i < n; i++) { |
| 2448 | if (mKeyDowns[i].scanCode == scanCode) { |
| 2449 | return i; |
| 2450 | } |
| 2451 | } |
| 2452 | return -1; |
| 2453 | } |
| 2454 | |
| 2455 | int32_t KeyboardInputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 2456 | return getEventHub()->getKeyCodeState(getDeviceId(), keyCode); |
| 2457 | } |
| 2458 | |
| 2459 | int32_t KeyboardInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 2460 | return getEventHub()->getScanCodeState(getDeviceId(), scanCode); |
| 2461 | } |
| 2462 | |
| 2463 | bool KeyboardInputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 2464 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 2465 | return getEventHub()->markSupportedKeyCodes(getDeviceId(), numCodes, keyCodes, outFlags); |
| 2466 | } |
| 2467 | |
| 2468 | int32_t KeyboardInputMapper::getMetaState() { |
| 2469 | return mMetaState; |
| 2470 | } |
| 2471 | |
Andrii Kulian | 763a3a4 | 2016-03-08 10:46:16 -0800 | [diff] [blame] | 2472 | void KeyboardInputMapper::updateMetaState(int32_t keyCode) { |
| 2473 | updateMetaStateIfNeeded(keyCode, false); |
| 2474 | } |
| 2475 | |
| 2476 | bool KeyboardInputMapper::updateMetaStateIfNeeded(int32_t keyCode, bool down) { |
| 2477 | int32_t oldMetaState = mMetaState; |
| 2478 | int32_t newMetaState = android::updateMetaState(keyCode, down, oldMetaState); |
| 2479 | bool metaStateChanged = oldMetaState != newMetaState; |
| 2480 | if (metaStateChanged) { |
| 2481 | mMetaState = newMetaState; |
| 2482 | updateLedState(false); |
| 2483 | |
| 2484 | getContext()->updateGlobalMetaState(); |
| 2485 | } |
| 2486 | |
| 2487 | return metaStateChanged; |
| 2488 | } |
| 2489 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2490 | void KeyboardInputMapper::resetLedState() { |
| 2491 | initializeLedState(mCapsLockLedState, ALED_CAPS_LOCK); |
| 2492 | initializeLedState(mNumLockLedState, ALED_NUM_LOCK); |
| 2493 | initializeLedState(mScrollLockLedState, ALED_SCROLL_LOCK); |
| 2494 | |
| 2495 | updateLedState(true); |
| 2496 | } |
| 2497 | |
| 2498 | void KeyboardInputMapper::initializeLedState(LedState& ledState, int32_t led) { |
| 2499 | ledState.avail = getEventHub()->hasLed(getDeviceId(), led); |
| 2500 | ledState.on = false; |
| 2501 | } |
| 2502 | |
| 2503 | void KeyboardInputMapper::updateLedState(bool reset) { |
| 2504 | updateLedStateForModifier(mCapsLockLedState, ALED_CAPS_LOCK, |
| 2505 | AMETA_CAPS_LOCK_ON, reset); |
| 2506 | updateLedStateForModifier(mNumLockLedState, ALED_NUM_LOCK, |
| 2507 | AMETA_NUM_LOCK_ON, reset); |
| 2508 | updateLedStateForModifier(mScrollLockLedState, ALED_SCROLL_LOCK, |
| 2509 | AMETA_SCROLL_LOCK_ON, reset); |
| 2510 | } |
| 2511 | |
| 2512 | void KeyboardInputMapper::updateLedStateForModifier(LedState& ledState, |
| 2513 | int32_t led, int32_t modifier, bool reset) { |
| 2514 | if (ledState.avail) { |
| 2515 | bool desiredState = (mMetaState & modifier) != 0; |
| 2516 | if (reset || ledState.on != desiredState) { |
| 2517 | getEventHub()->setLedState(getDeviceId(), led, desiredState); |
| 2518 | ledState.on = desiredState; |
| 2519 | } |
| 2520 | } |
| 2521 | } |
| 2522 | |
| 2523 | |
| 2524 | // --- CursorInputMapper --- |
| 2525 | |
| 2526 | CursorInputMapper::CursorInputMapper(InputDevice* device) : |
| 2527 | InputMapper(device) { |
| 2528 | } |
| 2529 | |
| 2530 | CursorInputMapper::~CursorInputMapper() { |
| 2531 | } |
| 2532 | |
| 2533 | uint32_t CursorInputMapper::getSources() { |
| 2534 | return mSource; |
| 2535 | } |
| 2536 | |
| 2537 | void CursorInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 2538 | InputMapper::populateDeviceInfo(info); |
| 2539 | |
| 2540 | if (mParameters.mode == Parameters::MODE_POINTER) { |
| 2541 | float minX, minY, maxX, maxY; |
| 2542 | if (mPointerController->getBounds(&minX, &minY, &maxX, &maxY)) { |
| 2543 | info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, minX, maxX, 0.0f, 0.0f, 0.0f); |
| 2544 | info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, minY, maxY, 0.0f, 0.0f, 0.0f); |
| 2545 | } |
| 2546 | } else { |
| 2547 | info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, -1.0f, 1.0f, 0.0f, mXScale, 0.0f); |
| 2548 | info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale, 0.0f); |
| 2549 | } |
| 2550 | info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mSource, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f); |
| 2551 | |
| 2552 | if (mCursorScrollAccumulator.haveRelativeVWheel()) { |
| 2553 | info->addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f); |
| 2554 | } |
| 2555 | if (mCursorScrollAccumulator.haveRelativeHWheel()) { |
| 2556 | info->addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f); |
| 2557 | } |
| 2558 | } |
| 2559 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2560 | void CursorInputMapper::dump(std::string& dump) { |
| 2561 | dump += INDENT2 "Cursor Input Mapper:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2562 | dumpParameters(dump); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2563 | dump += StringPrintf(INDENT3 "XScale: %0.3f\n", mXScale); |
| 2564 | dump += StringPrintf(INDENT3 "YScale: %0.3f\n", mYScale); |
| 2565 | dump += StringPrintf(INDENT3 "XPrecision: %0.3f\n", mXPrecision); |
| 2566 | dump += StringPrintf(INDENT3 "YPrecision: %0.3f\n", mYPrecision); |
| 2567 | dump += StringPrintf(INDENT3 "HaveVWheel: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2568 | toString(mCursorScrollAccumulator.haveRelativeVWheel())); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2569 | dump += StringPrintf(INDENT3 "HaveHWheel: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2570 | toString(mCursorScrollAccumulator.haveRelativeHWheel())); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2571 | dump += StringPrintf(INDENT3 "VWheelScale: %0.3f\n", mVWheelScale); |
| 2572 | dump += StringPrintf(INDENT3 "HWheelScale: %0.3f\n", mHWheelScale); |
| 2573 | dump += StringPrintf(INDENT3 "Orientation: %d\n", mOrientation); |
| 2574 | dump += StringPrintf(INDENT3 "ButtonState: 0x%08x\n", mButtonState); |
| 2575 | dump += StringPrintf(INDENT3 "Down: %s\n", toString(isPointerDown(mButtonState))); |
| 2576 | dump += StringPrintf(INDENT3 "DownTime: %" PRId64 "\n", mDownTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2577 | } |
| 2578 | |
| 2579 | void CursorInputMapper::configure(nsecs_t when, |
| 2580 | const InputReaderConfiguration* config, uint32_t changes) { |
| 2581 | InputMapper::configure(when, config, changes); |
| 2582 | |
| 2583 | if (!changes) { // first time only |
| 2584 | mCursorScrollAccumulator.configure(getDevice()); |
| 2585 | |
| 2586 | // Configure basic parameters. |
| 2587 | configureParameters(); |
| 2588 | |
| 2589 | // Configure device mode. |
| 2590 | switch (mParameters.mode) { |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2591 | case Parameters::MODE_POINTER_RELATIVE: |
| 2592 | // Should not happen during first time configuration. |
| 2593 | ALOGE("Cannot start a device in MODE_POINTER_RELATIVE, starting in MODE_POINTER"); |
| 2594 | mParameters.mode = Parameters::MODE_POINTER; |
Chih-Hung Hsieh | 8d1b40a | 2018-10-19 11:38:06 -0700 | [diff] [blame] | 2595 | [[fallthrough]]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2596 | case Parameters::MODE_POINTER: |
| 2597 | mSource = AINPUT_SOURCE_MOUSE; |
| 2598 | mXPrecision = 1.0f; |
| 2599 | mYPrecision = 1.0f; |
| 2600 | mXScale = 1.0f; |
| 2601 | mYScale = 1.0f; |
| 2602 | mPointerController = getPolicy()->obtainPointerController(getDeviceId()); |
| 2603 | break; |
| 2604 | case Parameters::MODE_NAVIGATION: |
| 2605 | mSource = AINPUT_SOURCE_TRACKBALL; |
| 2606 | mXPrecision = TRACKBALL_MOVEMENT_THRESHOLD; |
| 2607 | mYPrecision = TRACKBALL_MOVEMENT_THRESHOLD; |
| 2608 | mXScale = 1.0f / TRACKBALL_MOVEMENT_THRESHOLD; |
| 2609 | mYScale = 1.0f / TRACKBALL_MOVEMENT_THRESHOLD; |
| 2610 | break; |
| 2611 | } |
| 2612 | |
| 2613 | mVWheelScale = 1.0f; |
| 2614 | mHWheelScale = 1.0f; |
| 2615 | } |
| 2616 | |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2617 | if ((!changes && config->pointerCapture) |
| 2618 | || (changes & InputReaderConfiguration::CHANGE_POINTER_CAPTURE)) { |
| 2619 | if (config->pointerCapture) { |
| 2620 | if (mParameters.mode == Parameters::MODE_POINTER) { |
| 2621 | mParameters.mode = Parameters::MODE_POINTER_RELATIVE; |
| 2622 | mSource = AINPUT_SOURCE_MOUSE_RELATIVE; |
| 2623 | // Keep PointerController around in order to preserve the pointer position. |
| 2624 | mPointerController->fade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 2625 | } else { |
| 2626 | ALOGE("Cannot request pointer capture, device is not in MODE_POINTER"); |
| 2627 | } |
| 2628 | } else { |
| 2629 | if (mParameters.mode == Parameters::MODE_POINTER_RELATIVE) { |
| 2630 | mParameters.mode = Parameters::MODE_POINTER; |
| 2631 | mSource = AINPUT_SOURCE_MOUSE; |
| 2632 | } else { |
| 2633 | ALOGE("Cannot release pointer capture, device is not in MODE_POINTER_RELATIVE"); |
| 2634 | } |
| 2635 | } |
| 2636 | bumpGeneration(); |
| 2637 | if (changes) { |
| 2638 | getDevice()->notifyReset(when); |
| 2639 | } |
| 2640 | } |
| 2641 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2642 | if (!changes || (changes & InputReaderConfiguration::CHANGE_POINTER_SPEED)) { |
| 2643 | mPointerVelocityControl.setParameters(config->pointerVelocityControlParameters); |
| 2644 | mWheelXVelocityControl.setParameters(config->wheelVelocityControlParameters); |
| 2645 | mWheelYVelocityControl.setParameters(config->wheelVelocityControlParameters); |
| 2646 | } |
| 2647 | |
| 2648 | if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) { |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2649 | mOrientation = DISPLAY_ORIENTATION_0; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2650 | if (mParameters.orientationAware && mParameters.hasAssociatedDisplay) { |
Siarhei Vishniakou | 05a8fe2 | 2018-10-03 16:38:28 -0700 | [diff] [blame] | 2651 | std::optional<DisplayViewport> internalViewport = |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 2652 | config->getDisplayViewportByType(ViewportType::VIEWPORT_INTERNAL); |
Siarhei Vishniakou | 05a8fe2 | 2018-10-03 16:38:28 -0700 | [diff] [blame] | 2653 | if (internalViewport) { |
| 2654 | mOrientation = internalViewport->orientation; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2655 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2656 | } |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 2657 | |
| 2658 | // Update the PointerController if viewports changed. |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 2659 | if (mParameters.mode == Parameters::MODE_POINTER) { |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 2660 | getPolicy()->obtainPointerController(getDeviceId()); |
| 2661 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2662 | bumpGeneration(); |
| 2663 | } |
| 2664 | } |
| 2665 | |
| 2666 | void CursorInputMapper::configureParameters() { |
| 2667 | mParameters.mode = Parameters::MODE_POINTER; |
| 2668 | String8 cursorModeString; |
| 2669 | if (getDevice()->getConfiguration().tryGetProperty(String8("cursor.mode"), cursorModeString)) { |
| 2670 | if (cursorModeString == "navigation") { |
| 2671 | mParameters.mode = Parameters::MODE_NAVIGATION; |
| 2672 | } else if (cursorModeString != "pointer" && cursorModeString != "default") { |
| 2673 | ALOGW("Invalid value for cursor.mode: '%s'", cursorModeString.string()); |
| 2674 | } |
| 2675 | } |
| 2676 | |
| 2677 | mParameters.orientationAware = false; |
| 2678 | getDevice()->getConfiguration().tryGetProperty(String8("cursor.orientationAware"), |
| 2679 | mParameters.orientationAware); |
| 2680 | |
| 2681 | mParameters.hasAssociatedDisplay = false; |
| 2682 | if (mParameters.mode == Parameters::MODE_POINTER || mParameters.orientationAware) { |
| 2683 | mParameters.hasAssociatedDisplay = true; |
| 2684 | } |
| 2685 | } |
| 2686 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2687 | void CursorInputMapper::dumpParameters(std::string& dump) { |
| 2688 | dump += INDENT3 "Parameters:\n"; |
| 2689 | dump += StringPrintf(INDENT4 "HasAssociatedDisplay: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2690 | toString(mParameters.hasAssociatedDisplay)); |
| 2691 | |
| 2692 | switch (mParameters.mode) { |
| 2693 | case Parameters::MODE_POINTER: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2694 | dump += INDENT4 "Mode: pointer\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2695 | break; |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2696 | case Parameters::MODE_POINTER_RELATIVE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2697 | dump += INDENT4 "Mode: relative pointer\n"; |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2698 | break; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2699 | case Parameters::MODE_NAVIGATION: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2700 | dump += INDENT4 "Mode: navigation\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2701 | break; |
| 2702 | default: |
| 2703 | ALOG_ASSERT(false); |
| 2704 | } |
| 2705 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2706 | dump += StringPrintf(INDENT4 "OrientationAware: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2707 | toString(mParameters.orientationAware)); |
| 2708 | } |
| 2709 | |
| 2710 | void CursorInputMapper::reset(nsecs_t when) { |
| 2711 | mButtonState = 0; |
| 2712 | mDownTime = 0; |
| 2713 | |
| 2714 | mPointerVelocityControl.reset(); |
| 2715 | mWheelXVelocityControl.reset(); |
| 2716 | mWheelYVelocityControl.reset(); |
| 2717 | |
| 2718 | mCursorButtonAccumulator.reset(getDevice()); |
| 2719 | mCursorMotionAccumulator.reset(getDevice()); |
| 2720 | mCursorScrollAccumulator.reset(getDevice()); |
| 2721 | |
| 2722 | InputMapper::reset(when); |
| 2723 | } |
| 2724 | |
| 2725 | void CursorInputMapper::process(const RawEvent* rawEvent) { |
| 2726 | mCursorButtonAccumulator.process(rawEvent); |
| 2727 | mCursorMotionAccumulator.process(rawEvent); |
| 2728 | mCursorScrollAccumulator.process(rawEvent); |
| 2729 | |
| 2730 | if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) { |
| 2731 | sync(rawEvent->when); |
| 2732 | } |
| 2733 | } |
| 2734 | |
| 2735 | void CursorInputMapper::sync(nsecs_t when) { |
| 2736 | int32_t lastButtonState = mButtonState; |
| 2737 | int32_t currentButtonState = mCursorButtonAccumulator.getButtonState(); |
| 2738 | mButtonState = currentButtonState; |
| 2739 | |
| 2740 | bool wasDown = isPointerDown(lastButtonState); |
| 2741 | bool down = isPointerDown(currentButtonState); |
| 2742 | bool downChanged; |
| 2743 | if (!wasDown && down) { |
| 2744 | mDownTime = when; |
| 2745 | downChanged = true; |
| 2746 | } else if (wasDown && !down) { |
| 2747 | downChanged = true; |
| 2748 | } else { |
| 2749 | downChanged = false; |
| 2750 | } |
| 2751 | nsecs_t downTime = mDownTime; |
| 2752 | bool buttonsChanged = currentButtonState != lastButtonState; |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2753 | int32_t buttonsPressed = currentButtonState & ~lastButtonState; |
| 2754 | int32_t buttonsReleased = lastButtonState & ~currentButtonState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2755 | |
| 2756 | float deltaX = mCursorMotionAccumulator.getRelativeX() * mXScale; |
| 2757 | float deltaY = mCursorMotionAccumulator.getRelativeY() * mYScale; |
| 2758 | bool moved = deltaX != 0 || deltaY != 0; |
| 2759 | |
| 2760 | // Rotate delta according to orientation if needed. |
| 2761 | if (mParameters.orientationAware && mParameters.hasAssociatedDisplay |
| 2762 | && (deltaX != 0.0f || deltaY != 0.0f)) { |
| 2763 | rotateDelta(mOrientation, &deltaX, &deltaY); |
| 2764 | } |
| 2765 | |
| 2766 | // Move the pointer. |
| 2767 | PointerProperties pointerProperties; |
| 2768 | pointerProperties.clear(); |
| 2769 | pointerProperties.id = 0; |
| 2770 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_MOUSE; |
| 2771 | |
| 2772 | PointerCoords pointerCoords; |
| 2773 | pointerCoords.clear(); |
| 2774 | |
| 2775 | float vscroll = mCursorScrollAccumulator.getRelativeVWheel(); |
| 2776 | float hscroll = mCursorScrollAccumulator.getRelativeHWheel(); |
| 2777 | bool scrolled = vscroll != 0 || hscroll != 0; |
| 2778 | |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 2779 | mWheelYVelocityControl.move(when, nullptr, &vscroll); |
| 2780 | mWheelXVelocityControl.move(when, &hscroll, nullptr); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2781 | |
| 2782 | mPointerVelocityControl.move(when, &deltaX, &deltaY); |
| 2783 | |
| 2784 | int32_t displayId; |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2785 | if (mSource == AINPUT_SOURCE_MOUSE) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2786 | if (moved || scrolled || buttonsChanged) { |
| 2787 | mPointerController->setPresentation( |
| 2788 | PointerControllerInterface::PRESENTATION_POINTER); |
| 2789 | |
| 2790 | if (moved) { |
| 2791 | mPointerController->move(deltaX, deltaY); |
| 2792 | } |
| 2793 | |
| 2794 | if (buttonsChanged) { |
| 2795 | mPointerController->setButtonState(currentButtonState); |
| 2796 | } |
| 2797 | |
| 2798 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 2799 | } |
| 2800 | |
| 2801 | float x, y; |
| 2802 | mPointerController->getPosition(&x, &y); |
| 2803 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 2804 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 2805 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X, deltaX); |
| 2806 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, deltaY); |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 2807 | displayId = mPointerController->getDisplayId(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2808 | } else { |
| 2809 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, deltaX); |
| 2810 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, deltaY); |
| 2811 | displayId = ADISPLAY_ID_NONE; |
| 2812 | } |
| 2813 | |
| 2814 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, down ? 1.0f : 0.0f); |
| 2815 | |
| 2816 | // Moving an external trackball or mouse should wake the device. |
| 2817 | // We don't do this for internal cursor devices to prevent them from waking up |
| 2818 | // the device in your pocket. |
| 2819 | // TODO: Use the input device configuration to control this behavior more finely. |
| 2820 | uint32_t policyFlags = 0; |
| 2821 | if ((buttonsPressed || moved || scrolled) && getDevice()->isExternal()) { |
Michael Wright | 872db4f | 2014-04-22 15:03:51 -0700 | [diff] [blame] | 2822 | policyFlags |= POLICY_FLAG_WAKE; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2823 | } |
| 2824 | |
| 2825 | // Synthesize key down from buttons if needed. |
| 2826 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mSource, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2827 | displayId, policyFlags, lastButtonState, currentButtonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2828 | |
| 2829 | // Send motion event. |
| 2830 | if (downChanged || moved || scrolled || buttonsChanged) { |
| 2831 | int32_t metaState = mContext->getGlobalMetaState(); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2832 | int32_t buttonState = lastButtonState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2833 | int32_t motionEventAction; |
| 2834 | if (downChanged) { |
| 2835 | motionEventAction = down ? AMOTION_EVENT_ACTION_DOWN : AMOTION_EVENT_ACTION_UP; |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2836 | } else if (down || (mSource != AINPUT_SOURCE_MOUSE)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2837 | motionEventAction = AMOTION_EVENT_ACTION_MOVE; |
| 2838 | } else { |
| 2839 | motionEventAction = AMOTION_EVENT_ACTION_HOVER_MOVE; |
| 2840 | } |
| 2841 | |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2842 | if (buttonsReleased) { |
| 2843 | BitSet32 released(buttonsReleased); |
| 2844 | while (!released.isEmpty()) { |
| 2845 | int32_t actionButton = BitSet32::valueForBit(released.clearFirstMarkedBit()); |
| 2846 | buttonState &= ~actionButton; |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2847 | NotifyMotionArgs releaseArgs(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 2848 | mSource, displayId, policyFlags, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2849 | AMOTION_EVENT_ACTION_BUTTON_RELEASE, actionButton, 0, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 2850 | metaState, buttonState, |
| 2851 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2852 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 2853 | mXPrecision, mYPrecision, downTime, /* videoFrames */ {}); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2854 | getListener()->notifyMotion(&releaseArgs); |
| 2855 | } |
| 2856 | } |
| 2857 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2858 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), mSource, |
| 2859 | displayId, policyFlags, motionEventAction, 0, 0, metaState, currentButtonState, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 2860 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2861 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 2862 | mXPrecision, mYPrecision, downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2863 | getListener()->notifyMotion(&args); |
| 2864 | |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2865 | if (buttonsPressed) { |
| 2866 | BitSet32 pressed(buttonsPressed); |
| 2867 | while (!pressed.isEmpty()) { |
| 2868 | int32_t actionButton = BitSet32::valueForBit(pressed.clearFirstMarkedBit()); |
| 2869 | buttonState |= actionButton; |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2870 | NotifyMotionArgs pressArgs(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 2871 | mSource, displayId, policyFlags, AMOTION_EVENT_ACTION_BUTTON_PRESS, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 2872 | actionButton, 0, metaState, buttonState, |
| 2873 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2874 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 2875 | mXPrecision, mYPrecision, downTime, /* videoFrames */ {}); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2876 | getListener()->notifyMotion(&pressArgs); |
| 2877 | } |
| 2878 | } |
| 2879 | |
| 2880 | ALOG_ASSERT(buttonState == currentButtonState); |
| 2881 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2882 | // Send hover move after UP to tell the application that the mouse is hovering now. |
| 2883 | if (motionEventAction == AMOTION_EVENT_ACTION_UP |
Vladislav Kaznacheev | 78f97b3 | 2016-12-15 18:14:58 -0800 | [diff] [blame] | 2884 | && (mSource == AINPUT_SOURCE_MOUSE)) { |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2885 | NotifyMotionArgs hoverArgs(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 2886 | mSource, displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 2887 | metaState, currentButtonState, |
| 2888 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2889 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 2890 | mXPrecision, mYPrecision, downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2891 | getListener()->notifyMotion(&hoverArgs); |
| 2892 | } |
| 2893 | |
| 2894 | // Send scroll events. |
| 2895 | if (scrolled) { |
| 2896 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_VSCROLL, vscroll); |
| 2897 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_HSCROLL, hscroll); |
| 2898 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 2899 | NotifyMotionArgs scrollArgs(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 2900 | mSource, displayId, policyFlags, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 2901 | AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState, currentButtonState, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 2902 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 2903 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 2904 | mXPrecision, mYPrecision, downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2905 | getListener()->notifyMotion(&scrollArgs); |
| 2906 | } |
| 2907 | } |
| 2908 | |
| 2909 | // Synthesize key up from buttons if needed. |
| 2910 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mSource, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 2911 | displayId, policyFlags, lastButtonState, currentButtonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2912 | |
| 2913 | mCursorMotionAccumulator.finishSync(); |
| 2914 | mCursorScrollAccumulator.finishSync(); |
| 2915 | } |
| 2916 | |
| 2917 | int32_t CursorInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 2918 | if (scanCode >= BTN_MOUSE && scanCode < BTN_JOYSTICK) { |
| 2919 | return getEventHub()->getScanCodeState(getDeviceId(), scanCode); |
| 2920 | } else { |
| 2921 | return AKEY_STATE_UNKNOWN; |
| 2922 | } |
| 2923 | } |
| 2924 | |
| 2925 | void CursorInputMapper::fadePointer() { |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 2926 | if (mPointerController != nullptr) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 2927 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 2928 | } |
| 2929 | } |
| 2930 | |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 2931 | std::optional<int32_t> CursorInputMapper::getAssociatedDisplay() { |
| 2932 | if (mParameters.hasAssociatedDisplay) { |
| 2933 | if (mParameters.mode == Parameters::MODE_POINTER) { |
| 2934 | return std::make_optional(mPointerController->getDisplayId()); |
| 2935 | } else { |
| 2936 | // If the device is orientationAware and not a mouse, |
| 2937 | // it expects to dispatch events to any display |
| 2938 | return std::make_optional(ADISPLAY_ID_NONE); |
| 2939 | } |
| 2940 | } |
| 2941 | return std::nullopt; |
| 2942 | } |
| 2943 | |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 2944 | // --- RotaryEncoderInputMapper --- |
| 2945 | |
| 2946 | RotaryEncoderInputMapper::RotaryEncoderInputMapper(InputDevice* device) : |
Ivan Podogov | ad43725 | 2016-09-29 16:29:55 +0100 | [diff] [blame] | 2947 | InputMapper(device), mOrientation(DISPLAY_ORIENTATION_0) { |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 2948 | mSource = AINPUT_SOURCE_ROTARY_ENCODER; |
| 2949 | } |
| 2950 | |
| 2951 | RotaryEncoderInputMapper::~RotaryEncoderInputMapper() { |
| 2952 | } |
| 2953 | |
| 2954 | uint32_t RotaryEncoderInputMapper::getSources() { |
| 2955 | return mSource; |
| 2956 | } |
| 2957 | |
| 2958 | void RotaryEncoderInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 2959 | InputMapper::populateDeviceInfo(info); |
| 2960 | |
| 2961 | if (mRotaryEncoderScrollAccumulator.haveRelativeVWheel()) { |
Prashant Malani | dae627a | 2016-01-11 17:08:18 -0800 | [diff] [blame] | 2962 | float res = 0.0f; |
| 2963 | if (!mDevice->getConfiguration().tryGetProperty(String8("device.res"), res)) { |
| 2964 | ALOGW("Rotary Encoder device configuration file didn't specify resolution!\n"); |
| 2965 | } |
| 2966 | if (!mDevice->getConfiguration().tryGetProperty(String8("device.scalingFactor"), |
| 2967 | mScalingFactor)) { |
| 2968 | ALOGW("Rotary Encoder device configuration file didn't specify scaling factor," |
| 2969 | "default to 1.0!\n"); |
| 2970 | mScalingFactor = 1.0f; |
| 2971 | } |
| 2972 | info->addMotionRange(AMOTION_EVENT_AXIS_SCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, |
| 2973 | res * mScalingFactor); |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 2974 | } |
| 2975 | } |
| 2976 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 2977 | void RotaryEncoderInputMapper::dump(std::string& dump) { |
| 2978 | dump += INDENT2 "Rotary Encoder Input Mapper:\n"; |
| 2979 | dump += StringPrintf(INDENT3 "HaveWheel: %s\n", |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 2980 | toString(mRotaryEncoderScrollAccumulator.haveRelativeVWheel())); |
| 2981 | } |
| 2982 | |
| 2983 | void RotaryEncoderInputMapper::configure(nsecs_t when, |
| 2984 | const InputReaderConfiguration* config, uint32_t changes) { |
| 2985 | InputMapper::configure(when, config, changes); |
| 2986 | if (!changes) { |
| 2987 | mRotaryEncoderScrollAccumulator.configure(getDevice()); |
| 2988 | } |
Siarhei Vishniakou | d00e787 | 2018-08-09 09:22:45 -0700 | [diff] [blame] | 2989 | if (!changes || (changes & InputReaderConfiguration::CHANGE_DISPLAY_INFO)) { |
Siarhei Vishniakou | 05a8fe2 | 2018-10-03 16:38:28 -0700 | [diff] [blame] | 2990 | std::optional<DisplayViewport> internalViewport = |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 2991 | config->getDisplayViewportByType(ViewportType::VIEWPORT_INTERNAL); |
Siarhei Vishniakou | 05a8fe2 | 2018-10-03 16:38:28 -0700 | [diff] [blame] | 2992 | if (internalViewport) { |
| 2993 | mOrientation = internalViewport->orientation; |
Ivan Podogov | ad43725 | 2016-09-29 16:29:55 +0100 | [diff] [blame] | 2994 | } else { |
| 2995 | mOrientation = DISPLAY_ORIENTATION_0; |
| 2996 | } |
| 2997 | } |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 2998 | } |
| 2999 | |
| 3000 | void RotaryEncoderInputMapper::reset(nsecs_t when) { |
| 3001 | mRotaryEncoderScrollAccumulator.reset(getDevice()); |
| 3002 | |
| 3003 | InputMapper::reset(when); |
| 3004 | } |
| 3005 | |
| 3006 | void RotaryEncoderInputMapper::process(const RawEvent* rawEvent) { |
| 3007 | mRotaryEncoderScrollAccumulator.process(rawEvent); |
| 3008 | |
| 3009 | if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) { |
| 3010 | sync(rawEvent->when); |
| 3011 | } |
| 3012 | } |
| 3013 | |
| 3014 | void RotaryEncoderInputMapper::sync(nsecs_t when) { |
| 3015 | PointerCoords pointerCoords; |
| 3016 | pointerCoords.clear(); |
| 3017 | |
| 3018 | PointerProperties pointerProperties; |
| 3019 | pointerProperties.clear(); |
| 3020 | pointerProperties.id = 0; |
| 3021 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 3022 | |
| 3023 | float scroll = mRotaryEncoderScrollAccumulator.getRelativeVWheel(); |
| 3024 | bool scrolled = scroll != 0; |
| 3025 | |
| 3026 | // This is not a pointer, so it's not associated with a display. |
| 3027 | int32_t displayId = ADISPLAY_ID_NONE; |
| 3028 | |
| 3029 | // Moving the rotary encoder should wake the device (if specified). |
| 3030 | uint32_t policyFlags = 0; |
| 3031 | if (scrolled && getDevice()->isExternal()) { |
| 3032 | policyFlags |= POLICY_FLAG_WAKE; |
| 3033 | } |
| 3034 | |
Ivan Podogov | ad43725 | 2016-09-29 16:29:55 +0100 | [diff] [blame] | 3035 | if (mOrientation == DISPLAY_ORIENTATION_180) { |
| 3036 | scroll = -scroll; |
| 3037 | } |
| 3038 | |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 3039 | // Send motion event. |
| 3040 | if (scrolled) { |
| 3041 | int32_t metaState = mContext->getGlobalMetaState(); |
Prashant Malani | dae627a | 2016-01-11 17:08:18 -0800 | [diff] [blame] | 3042 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_SCROLL, scroll * mScalingFactor); |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 3043 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 3044 | NotifyMotionArgs scrollArgs(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 3045 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 3046 | AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState, /* buttonState */ 0, |
| 3047 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 3048 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 3049 | 0, 0, 0, /* videoFrames */ {}); |
Prashant Malani | 1941ff5 | 2015-08-11 18:29:28 -0700 | [diff] [blame] | 3050 | getListener()->notifyMotion(&scrollArgs); |
| 3051 | } |
| 3052 | |
| 3053 | mRotaryEncoderScrollAccumulator.finishSync(); |
| 3054 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3055 | |
| 3056 | // --- TouchInputMapper --- |
| 3057 | |
| 3058 | TouchInputMapper::TouchInputMapper(InputDevice* device) : |
| 3059 | InputMapper(device), |
| 3060 | mSource(0), mDeviceMode(DEVICE_MODE_DISABLED), |
| 3061 | mSurfaceWidth(-1), mSurfaceHeight(-1), mSurfaceLeft(0), mSurfaceTop(0), |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 3062 | mPhysicalWidth(-1), mPhysicalHeight(-1), mPhysicalLeft(0), mPhysicalTop(0), |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3063 | mSurfaceOrientation(DISPLAY_ORIENTATION_0) { |
| 3064 | } |
| 3065 | |
| 3066 | TouchInputMapper::~TouchInputMapper() { |
| 3067 | } |
| 3068 | |
| 3069 | uint32_t TouchInputMapper::getSources() { |
| 3070 | return mSource; |
| 3071 | } |
| 3072 | |
| 3073 | void TouchInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 3074 | InputMapper::populateDeviceInfo(info); |
| 3075 | |
| 3076 | if (mDeviceMode != DEVICE_MODE_DISABLED) { |
| 3077 | info->addMotionRange(mOrientedRanges.x); |
| 3078 | info->addMotionRange(mOrientedRanges.y); |
| 3079 | info->addMotionRange(mOrientedRanges.pressure); |
| 3080 | |
| 3081 | if (mOrientedRanges.haveSize) { |
| 3082 | info->addMotionRange(mOrientedRanges.size); |
| 3083 | } |
| 3084 | |
| 3085 | if (mOrientedRanges.haveTouchSize) { |
| 3086 | info->addMotionRange(mOrientedRanges.touchMajor); |
| 3087 | info->addMotionRange(mOrientedRanges.touchMinor); |
| 3088 | } |
| 3089 | |
| 3090 | if (mOrientedRanges.haveToolSize) { |
| 3091 | info->addMotionRange(mOrientedRanges.toolMajor); |
| 3092 | info->addMotionRange(mOrientedRanges.toolMinor); |
| 3093 | } |
| 3094 | |
| 3095 | if (mOrientedRanges.haveOrientation) { |
| 3096 | info->addMotionRange(mOrientedRanges.orientation); |
| 3097 | } |
| 3098 | |
| 3099 | if (mOrientedRanges.haveDistance) { |
| 3100 | info->addMotionRange(mOrientedRanges.distance); |
| 3101 | } |
| 3102 | |
| 3103 | if (mOrientedRanges.haveTilt) { |
| 3104 | info->addMotionRange(mOrientedRanges.tilt); |
| 3105 | } |
| 3106 | |
| 3107 | if (mCursorScrollAccumulator.haveRelativeVWheel()) { |
| 3108 | info->addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, |
| 3109 | 0.0f); |
| 3110 | } |
| 3111 | if (mCursorScrollAccumulator.haveRelativeHWheel()) { |
| 3112 | info->addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, |
| 3113 | 0.0f); |
| 3114 | } |
| 3115 | if (mCalibration.coverageCalibration == Calibration::COVERAGE_CALIBRATION_BOX) { |
| 3116 | const InputDeviceInfo::MotionRange& x = mOrientedRanges.x; |
| 3117 | const InputDeviceInfo::MotionRange& y = mOrientedRanges.y; |
| 3118 | info->addMotionRange(AMOTION_EVENT_AXIS_GENERIC_1, mSource, x.min, x.max, x.flat, |
| 3119 | x.fuzz, x.resolution); |
| 3120 | info->addMotionRange(AMOTION_EVENT_AXIS_GENERIC_2, mSource, y.min, y.max, y.flat, |
| 3121 | y.fuzz, y.resolution); |
| 3122 | info->addMotionRange(AMOTION_EVENT_AXIS_GENERIC_3, mSource, x.min, x.max, x.flat, |
| 3123 | x.fuzz, x.resolution); |
| 3124 | info->addMotionRange(AMOTION_EVENT_AXIS_GENERIC_4, mSource, y.min, y.max, y.flat, |
| 3125 | y.fuzz, y.resolution); |
| 3126 | } |
| 3127 | info->setButtonUnderPad(mParameters.hasButtonUnderPad); |
| 3128 | } |
| 3129 | } |
| 3130 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3131 | void TouchInputMapper::dump(std::string& dump) { |
| 3132 | dump += StringPrintf(INDENT2 "Touch Input Mapper (mode - %s):\n", modeToString(mDeviceMode)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3133 | dumpParameters(dump); |
| 3134 | dumpVirtualKeys(dump); |
| 3135 | dumpRawPointerAxes(dump); |
| 3136 | dumpCalibration(dump); |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 3137 | dumpAffineTransformation(dump); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3138 | dumpSurface(dump); |
| 3139 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3140 | dump += StringPrintf(INDENT3 "Translation and Scaling Factors:\n"); |
| 3141 | dump += StringPrintf(INDENT4 "XTranslate: %0.3f\n", mXTranslate); |
| 3142 | dump += StringPrintf(INDENT4 "YTranslate: %0.3f\n", mYTranslate); |
| 3143 | dump += StringPrintf(INDENT4 "XScale: %0.3f\n", mXScale); |
| 3144 | dump += StringPrintf(INDENT4 "YScale: %0.3f\n", mYScale); |
| 3145 | dump += StringPrintf(INDENT4 "XPrecision: %0.3f\n", mXPrecision); |
| 3146 | dump += StringPrintf(INDENT4 "YPrecision: %0.3f\n", mYPrecision); |
| 3147 | dump += StringPrintf(INDENT4 "GeometricScale: %0.3f\n", mGeometricScale); |
| 3148 | dump += StringPrintf(INDENT4 "PressureScale: %0.3f\n", mPressureScale); |
| 3149 | dump += StringPrintf(INDENT4 "SizeScale: %0.3f\n", mSizeScale); |
| 3150 | dump += StringPrintf(INDENT4 "OrientationScale: %0.3f\n", mOrientationScale); |
| 3151 | dump += StringPrintf(INDENT4 "DistanceScale: %0.3f\n", mDistanceScale); |
| 3152 | dump += StringPrintf(INDENT4 "HaveTilt: %s\n", toString(mHaveTilt)); |
| 3153 | dump += StringPrintf(INDENT4 "TiltXCenter: %0.3f\n", mTiltXCenter); |
| 3154 | dump += StringPrintf(INDENT4 "TiltXScale: %0.3f\n", mTiltXScale); |
| 3155 | dump += StringPrintf(INDENT4 "TiltYCenter: %0.3f\n", mTiltYCenter); |
| 3156 | dump += StringPrintf(INDENT4 "TiltYScale: %0.3f\n", mTiltYScale); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3157 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3158 | dump += StringPrintf(INDENT3 "Last Raw Button State: 0x%08x\n", mLastRawState.buttonState); |
| 3159 | dump += StringPrintf(INDENT3 "Last Raw Touch: pointerCount=%d\n", |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3160 | mLastRawState.rawPointerData.pointerCount); |
| 3161 | for (uint32_t i = 0; i < mLastRawState.rawPointerData.pointerCount; i++) { |
| 3162 | const RawPointerData::Pointer& pointer = mLastRawState.rawPointerData.pointers[i]; |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3163 | dump += StringPrintf(INDENT4 "[%d]: id=%d, x=%d, y=%d, pressure=%d, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3164 | "touchMajor=%d, touchMinor=%d, toolMajor=%d, toolMinor=%d, " |
| 3165 | "orientation=%d, tiltX=%d, tiltY=%d, distance=%d, " |
| 3166 | "toolType=%d, isHovering=%s\n", i, |
| 3167 | pointer.id, pointer.x, pointer.y, pointer.pressure, |
| 3168 | pointer.touchMajor, pointer.touchMinor, |
| 3169 | pointer.toolMajor, pointer.toolMinor, |
| 3170 | pointer.orientation, pointer.tiltX, pointer.tiltY, pointer.distance, |
| 3171 | pointer.toolType, toString(pointer.isHovering)); |
| 3172 | } |
| 3173 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3174 | dump += StringPrintf(INDENT3 "Last Cooked Button State: 0x%08x\n", mLastCookedState.buttonState); |
| 3175 | dump += StringPrintf(INDENT3 "Last Cooked Touch: pointerCount=%d\n", |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3176 | mLastCookedState.cookedPointerData.pointerCount); |
| 3177 | for (uint32_t i = 0; i < mLastCookedState.cookedPointerData.pointerCount; i++) { |
| 3178 | const PointerProperties& pointerProperties = |
| 3179 | mLastCookedState.cookedPointerData.pointerProperties[i]; |
| 3180 | const PointerCoords& pointerCoords = mLastCookedState.cookedPointerData.pointerCoords[i]; |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3181 | dump += StringPrintf(INDENT4 "[%d]: id=%d, x=%0.3f, y=%0.3f, pressure=%0.3f, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3182 | "touchMajor=%0.3f, touchMinor=%0.3f, toolMajor=%0.3f, toolMinor=%0.3f, " |
| 3183 | "orientation=%0.3f, tilt=%0.3f, distance=%0.3f, " |
| 3184 | "toolType=%d, isHovering=%s\n", i, |
| 3185 | pointerProperties.id, |
| 3186 | pointerCoords.getX(), |
| 3187 | pointerCoords.getY(), |
| 3188 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE), |
| 3189 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR), |
| 3190 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR), |
| 3191 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR), |
| 3192 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR), |
| 3193 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION), |
| 3194 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TILT), |
| 3195 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_DISTANCE), |
| 3196 | pointerProperties.toolType, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3197 | toString(mLastCookedState.cookedPointerData.isHovering(i))); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3198 | } |
| 3199 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3200 | dump += INDENT3 "Stylus Fusion:\n"; |
| 3201 | dump += StringPrintf(INDENT4 "ExternalStylusConnected: %s\n", |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3202 | toString(mExternalStylusConnected)); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3203 | dump += StringPrintf(INDENT4 "External Stylus ID: %" PRId64 "\n", mExternalStylusId); |
| 3204 | dump += StringPrintf(INDENT4 "External Stylus Data Timeout: %" PRId64 "\n", |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 3205 | mExternalStylusFusionTimeout); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3206 | dump += INDENT3 "External Stylus State:\n"; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3207 | dumpStylusState(dump, mExternalStylusState); |
| 3208 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3209 | if (mDeviceMode == DEVICE_MODE_POINTER) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3210 | dump += StringPrintf(INDENT3 "Pointer Gesture Detector:\n"); |
| 3211 | dump += StringPrintf(INDENT4 "XMovementScale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3212 | mPointerXMovementScale); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3213 | dump += StringPrintf(INDENT4 "YMovementScale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3214 | mPointerYMovementScale); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3215 | dump += StringPrintf(INDENT4 "XZoomScale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3216 | mPointerXZoomScale); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3217 | dump += StringPrintf(INDENT4 "YZoomScale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3218 | mPointerYZoomScale); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3219 | dump += StringPrintf(INDENT4 "MaxSwipeWidth: %f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3220 | mPointerGestureMaxSwipeWidth); |
| 3221 | } |
| 3222 | } |
| 3223 | |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3224 | const char* TouchInputMapper::modeToString(DeviceMode deviceMode) { |
| 3225 | switch (deviceMode) { |
| 3226 | case DEVICE_MODE_DISABLED: |
| 3227 | return "disabled"; |
| 3228 | case DEVICE_MODE_DIRECT: |
| 3229 | return "direct"; |
| 3230 | case DEVICE_MODE_UNSCALED: |
| 3231 | return "unscaled"; |
| 3232 | case DEVICE_MODE_NAVIGATION: |
| 3233 | return "navigation"; |
| 3234 | case DEVICE_MODE_POINTER: |
| 3235 | return "pointer"; |
| 3236 | } |
| 3237 | return "unknown"; |
| 3238 | } |
| 3239 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3240 | void TouchInputMapper::configure(nsecs_t when, |
| 3241 | const InputReaderConfiguration* config, uint32_t changes) { |
| 3242 | InputMapper::configure(when, config, changes); |
| 3243 | |
| 3244 | mConfig = *config; |
| 3245 | |
| 3246 | if (!changes) { // first time only |
| 3247 | // Configure basic parameters. |
| 3248 | configureParameters(); |
| 3249 | |
| 3250 | // Configure common accumulators. |
| 3251 | mCursorScrollAccumulator.configure(getDevice()); |
| 3252 | mTouchButtonAccumulator.configure(getDevice()); |
| 3253 | |
| 3254 | // Configure absolute axis information. |
| 3255 | configureRawPointerAxes(); |
| 3256 | |
| 3257 | // Prepare input device calibration. |
| 3258 | parseCalibration(); |
| 3259 | resolveCalibration(); |
| 3260 | } |
| 3261 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3262 | if (!changes || (changes & InputReaderConfiguration::CHANGE_TOUCH_AFFINE_TRANSFORMATION)) { |
Jason Gerecke | 12d6baa | 2014-01-27 18:34:20 -0800 | [diff] [blame] | 3263 | // Update location calibration to reflect current settings |
| 3264 | updateAffineTransformation(); |
| 3265 | } |
| 3266 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3267 | if (!changes || (changes & InputReaderConfiguration::CHANGE_POINTER_SPEED)) { |
| 3268 | // Update pointer speed. |
| 3269 | mPointerVelocityControl.setParameters(mConfig.pointerVelocityControlParameters); |
| 3270 | mWheelXVelocityControl.setParameters(mConfig.wheelVelocityControlParameters); |
| 3271 | mWheelYVelocityControl.setParameters(mConfig.wheelVelocityControlParameters); |
| 3272 | } |
| 3273 | |
| 3274 | bool resetNeeded = false; |
| 3275 | if (!changes || (changes & (InputReaderConfiguration::CHANGE_DISPLAY_INFO |
| 3276 | | InputReaderConfiguration::CHANGE_POINTER_GESTURE_ENABLEMENT |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3277 | | InputReaderConfiguration::CHANGE_SHOW_TOUCHES |
| 3278 | | InputReaderConfiguration::CHANGE_EXTERNAL_STYLUS_PRESENCE))) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3279 | // Configure device sources, surface dimensions, orientation and |
| 3280 | // scaling factors. |
| 3281 | configureSurface(when, &resetNeeded); |
| 3282 | } |
| 3283 | |
| 3284 | if (changes && resetNeeded) { |
| 3285 | // Send reset, unless this is the first time the device has been configured, |
| 3286 | // in which case the reader will call reset itself after all mappers are ready. |
| 3287 | getDevice()->notifyReset(when); |
| 3288 | } |
| 3289 | } |
| 3290 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3291 | void TouchInputMapper::resolveExternalStylusPresence() { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3292 | std::vector<InputDeviceInfo> devices; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3293 | mContext->getExternalStylusDevices(devices); |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3294 | mExternalStylusConnected = !devices.empty(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3295 | |
| 3296 | if (!mExternalStylusConnected) { |
| 3297 | resetExternalStylus(); |
| 3298 | } |
| 3299 | } |
| 3300 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3301 | void TouchInputMapper::configureParameters() { |
| 3302 | // Use the pointer presentation mode for devices that do not support distinct |
| 3303 | // multitouch. The spot-based presentation relies on being able to accurately |
| 3304 | // locate two or more fingers on the touch pad. |
| 3305 | mParameters.gestureMode = getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_SEMI_MT) |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 3306 | ? Parameters::GESTURE_MODE_SINGLE_TOUCH : Parameters::GESTURE_MODE_MULTI_TOUCH; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3307 | |
| 3308 | String8 gestureModeString; |
| 3309 | if (getDevice()->getConfiguration().tryGetProperty(String8("touch.gestureMode"), |
| 3310 | gestureModeString)) { |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 3311 | if (gestureModeString == "single-touch") { |
| 3312 | mParameters.gestureMode = Parameters::GESTURE_MODE_SINGLE_TOUCH; |
| 3313 | } else if (gestureModeString == "multi-touch") { |
| 3314 | mParameters.gestureMode = Parameters::GESTURE_MODE_MULTI_TOUCH; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3315 | } else if (gestureModeString != "default") { |
| 3316 | ALOGW("Invalid value for touch.gestureMode: '%s'", gestureModeString.string()); |
| 3317 | } |
| 3318 | } |
| 3319 | |
| 3320 | if (getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_DIRECT)) { |
| 3321 | // The device is a touch screen. |
| 3322 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
| 3323 | } else if (getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_POINTER)) { |
| 3324 | // The device is a pointing device like a track pad. |
| 3325 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
| 3326 | } else if (getEventHub()->hasRelativeAxis(getDeviceId(), REL_X) |
| 3327 | || getEventHub()->hasRelativeAxis(getDeviceId(), REL_Y)) { |
| 3328 | // The device is a cursor device with a touch pad attached. |
| 3329 | // By default don't use the touch pad to move the pointer. |
| 3330 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_PAD; |
| 3331 | } else { |
| 3332 | // The device is a touch pad of unknown purpose. |
| 3333 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
| 3334 | } |
| 3335 | |
| 3336 | mParameters.hasButtonUnderPad= |
| 3337 | getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_BUTTONPAD); |
| 3338 | |
| 3339 | String8 deviceTypeString; |
| 3340 | if (getDevice()->getConfiguration().tryGetProperty(String8("touch.deviceType"), |
| 3341 | deviceTypeString)) { |
| 3342 | if (deviceTypeString == "touchScreen") { |
| 3343 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
| 3344 | } else if (deviceTypeString == "touchPad") { |
| 3345 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_PAD; |
| 3346 | } else if (deviceTypeString == "touchNavigation") { |
| 3347 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_NAVIGATION; |
| 3348 | } else if (deviceTypeString == "pointer") { |
| 3349 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
| 3350 | } else if (deviceTypeString != "default") { |
| 3351 | ALOGW("Invalid value for touch.deviceType: '%s'", deviceTypeString.string()); |
| 3352 | } |
| 3353 | } |
| 3354 | |
| 3355 | mParameters.orientationAware = mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
| 3356 | getDevice()->getConfiguration().tryGetProperty(String8("touch.orientationAware"), |
| 3357 | mParameters.orientationAware); |
| 3358 | |
| 3359 | mParameters.hasAssociatedDisplay = false; |
| 3360 | mParameters.associatedDisplayIsExternal = false; |
| 3361 | if (mParameters.orientationAware |
| 3362 | || mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN |
| 3363 | || mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER) { |
| 3364 | mParameters.hasAssociatedDisplay = true; |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3365 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN) { |
| 3366 | mParameters.associatedDisplayIsExternal = getDevice()->isExternal(); |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 3367 | String8 uniqueDisplayId; |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3368 | getDevice()->getConfiguration().tryGetProperty(String8("touch.displayId"), |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 3369 | uniqueDisplayId); |
| 3370 | mParameters.uniqueDisplayId = uniqueDisplayId.c_str(); |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3371 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3372 | } |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3373 | if (getDevice()->getAssociatedDisplayPort()) { |
| 3374 | mParameters.hasAssociatedDisplay = true; |
| 3375 | } |
Jeff Brown | c5e2442 | 2014-02-26 18:48:51 -0800 | [diff] [blame] | 3376 | |
| 3377 | // Initial downs on external touch devices should wake the device. |
| 3378 | // Normally we don't do this for internal touch screens to prevent them from waking |
| 3379 | // up in your pocket but you can enable it using the input device configuration. |
| 3380 | mParameters.wake = getDevice()->isExternal(); |
| 3381 | getDevice()->getConfiguration().tryGetProperty(String8("touch.wake"), |
| 3382 | mParameters.wake); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3383 | } |
| 3384 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3385 | void TouchInputMapper::dumpParameters(std::string& dump) { |
| 3386 | dump += INDENT3 "Parameters:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3387 | |
| 3388 | switch (mParameters.gestureMode) { |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 3389 | case Parameters::GESTURE_MODE_SINGLE_TOUCH: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3390 | dump += INDENT4 "GestureMode: single-touch\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3391 | break; |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 3392 | case Parameters::GESTURE_MODE_MULTI_TOUCH: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3393 | dump += INDENT4 "GestureMode: multi-touch\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3394 | break; |
| 3395 | default: |
| 3396 | assert(false); |
| 3397 | } |
| 3398 | |
| 3399 | switch (mParameters.deviceType) { |
| 3400 | case Parameters::DEVICE_TYPE_TOUCH_SCREEN: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3401 | dump += INDENT4 "DeviceType: touchScreen\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3402 | break; |
| 3403 | case Parameters::DEVICE_TYPE_TOUCH_PAD: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3404 | dump += INDENT4 "DeviceType: touchPad\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3405 | break; |
| 3406 | case Parameters::DEVICE_TYPE_TOUCH_NAVIGATION: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3407 | dump += INDENT4 "DeviceType: touchNavigation\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3408 | break; |
| 3409 | case Parameters::DEVICE_TYPE_POINTER: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3410 | dump += INDENT4 "DeviceType: pointer\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3411 | break; |
| 3412 | default: |
| 3413 | ALOG_ASSERT(false); |
| 3414 | } |
| 3415 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3416 | dump += StringPrintf( |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3417 | INDENT4 "AssociatedDisplay: hasAssociatedDisplay=%s, isExternal=%s, displayId='%s'\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3418 | toString(mParameters.hasAssociatedDisplay), |
Santos Cordon | fa5cf46 | 2017-04-05 10:37:00 -0700 | [diff] [blame] | 3419 | toString(mParameters.associatedDisplayIsExternal), |
| 3420 | mParameters.uniqueDisplayId.c_str()); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3421 | dump += StringPrintf(INDENT4 "OrientationAware: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3422 | toString(mParameters.orientationAware)); |
| 3423 | } |
| 3424 | |
| 3425 | void TouchInputMapper::configureRawPointerAxes() { |
| 3426 | mRawPointerAxes.clear(); |
| 3427 | } |
| 3428 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3429 | void TouchInputMapper::dumpRawPointerAxes(std::string& dump) { |
| 3430 | dump += INDENT3 "Raw Touch Axes:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3431 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.x, "X"); |
| 3432 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.y, "Y"); |
| 3433 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.pressure, "Pressure"); |
| 3434 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.touchMajor, "TouchMajor"); |
| 3435 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.touchMinor, "TouchMinor"); |
| 3436 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.toolMajor, "ToolMajor"); |
| 3437 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.toolMinor, "ToolMinor"); |
| 3438 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.orientation, "Orientation"); |
| 3439 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.distance, "Distance"); |
| 3440 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.tiltX, "TiltX"); |
| 3441 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.tiltY, "TiltY"); |
| 3442 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.trackingId, "TrackingId"); |
| 3443 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.slot, "Slot"); |
| 3444 | } |
| 3445 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3446 | bool TouchInputMapper::hasExternalStylus() const { |
| 3447 | return mExternalStylusConnected; |
| 3448 | } |
| 3449 | |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3450 | /** |
| 3451 | * Determine which DisplayViewport to use. |
| 3452 | * 1. If display port is specified, return the matching viewport. If matching viewport not |
| 3453 | * found, then return. |
| 3454 | * 2. If a device has associated display, get the matching viewport by either unique id or by |
| 3455 | * the display type (internal or external). |
| 3456 | * 3. Otherwise, use a non-display viewport. |
| 3457 | */ |
| 3458 | std::optional<DisplayViewport> TouchInputMapper::findViewport() { |
| 3459 | if (mParameters.hasAssociatedDisplay) { |
| 3460 | const std::optional<uint8_t> displayPort = mDevice->getAssociatedDisplayPort(); |
| 3461 | if (displayPort) { |
| 3462 | // Find the viewport that contains the same port |
| 3463 | std::optional<DisplayViewport> v = mConfig.getDisplayViewportByPort(*displayPort); |
| 3464 | if (!v) { |
| 3465 | ALOGW("Input device %s should be associated with display on port %" PRIu8 ", " |
| 3466 | "but the corresponding viewport is not found.", |
| 3467 | getDeviceName().c_str(), *displayPort); |
| 3468 | } |
| 3469 | return v; |
| 3470 | } |
| 3471 | |
| 3472 | if (!mParameters.uniqueDisplayId.empty()) { |
| 3473 | return mConfig.getDisplayViewportByUniqueId(mParameters.uniqueDisplayId); |
| 3474 | } |
| 3475 | |
| 3476 | ViewportType viewportTypeToUse; |
| 3477 | if (mParameters.associatedDisplayIsExternal) { |
| 3478 | viewportTypeToUse = ViewportType::VIEWPORT_EXTERNAL; |
| 3479 | } else { |
| 3480 | viewportTypeToUse = ViewportType::VIEWPORT_INTERNAL; |
| 3481 | } |
Arthur Hung | 41a712e | 2018-11-22 19:41:03 +0800 | [diff] [blame] | 3482 | |
| 3483 | std::optional<DisplayViewport> viewport = |
| 3484 | mConfig.getDisplayViewportByType(viewportTypeToUse); |
| 3485 | if (!viewport && viewportTypeToUse == ViewportType::VIEWPORT_EXTERNAL) { |
| 3486 | ALOGW("Input device %s should be associated with external display, " |
| 3487 | "fallback to internal one for the external viewport is not found.", |
| 3488 | getDeviceName().c_str()); |
| 3489 | viewport = mConfig.getDisplayViewportByType(ViewportType::VIEWPORT_INTERNAL); |
| 3490 | } |
| 3491 | |
| 3492 | return viewport; |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3493 | } |
| 3494 | |
| 3495 | DisplayViewport newViewport; |
| 3496 | // Raw width and height in the natural orientation. |
| 3497 | int32_t rawWidth = mRawPointerAxes.getRawWidth(); |
| 3498 | int32_t rawHeight = mRawPointerAxes.getRawHeight(); |
| 3499 | newViewport.setNonDisplayViewport(rawWidth, rawHeight); |
| 3500 | return std::make_optional(newViewport); |
| 3501 | } |
| 3502 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3503 | void TouchInputMapper::configureSurface(nsecs_t when, bool* outResetNeeded) { |
| 3504 | int32_t oldDeviceMode = mDeviceMode; |
| 3505 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 3506 | resolveExternalStylusPresence(); |
| 3507 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3508 | // Determine device mode. |
| 3509 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER |
| 3510 | && mConfig.pointerGesturesEnabled) { |
| 3511 | mSource = AINPUT_SOURCE_MOUSE; |
| 3512 | mDeviceMode = DEVICE_MODE_POINTER; |
| 3513 | if (hasStylus()) { |
| 3514 | mSource |= AINPUT_SOURCE_STYLUS; |
| 3515 | } |
| 3516 | } else if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN |
| 3517 | && mParameters.hasAssociatedDisplay) { |
| 3518 | mSource = AINPUT_SOURCE_TOUCHSCREEN; |
| 3519 | mDeviceMode = DEVICE_MODE_DIRECT; |
Michael Wright | 2f78b68 | 2015-06-12 15:25:08 +0100 | [diff] [blame] | 3520 | if (hasStylus()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3521 | mSource |= AINPUT_SOURCE_STYLUS; |
| 3522 | } |
Michael Wright | 2f78b68 | 2015-06-12 15:25:08 +0100 | [diff] [blame] | 3523 | if (hasExternalStylus()) { |
| 3524 | mSource |= AINPUT_SOURCE_BLUETOOTH_STYLUS; |
| 3525 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3526 | } else if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_NAVIGATION) { |
| 3527 | mSource = AINPUT_SOURCE_TOUCH_NAVIGATION; |
| 3528 | mDeviceMode = DEVICE_MODE_NAVIGATION; |
| 3529 | } else { |
| 3530 | mSource = AINPUT_SOURCE_TOUCHPAD; |
| 3531 | mDeviceMode = DEVICE_MODE_UNSCALED; |
| 3532 | } |
| 3533 | |
| 3534 | // Ensure we have valid X and Y axes. |
| 3535 | if (!mRawPointerAxes.x.valid || !mRawPointerAxes.y.valid) { |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3536 | ALOGW("Touch device '%s' did not report support for X or Y axis! " |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 3537 | "The device will be inoperable.", getDeviceName().c_str()); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3538 | mDeviceMode = DEVICE_MODE_DISABLED; |
| 3539 | return; |
| 3540 | } |
| 3541 | |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3542 | // Get associated display dimensions. |
| 3543 | std::optional<DisplayViewport> newViewport = findViewport(); |
| 3544 | if (!newViewport) { |
| 3545 | ALOGI("Touch device '%s' could not query the properties of its associated " |
| 3546 | "display. The device will be inoperable until the display size " |
| 3547 | "becomes available.", |
| 3548 | getDeviceName().c_str()); |
| 3549 | mDeviceMode = DEVICE_MODE_DISABLED; |
| 3550 | return; |
| 3551 | } |
| 3552 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3553 | // Raw width and height in the natural orientation. |
Siarhei Vishniakou | 26e34d9 | 2018-11-12 13:51:26 -0800 | [diff] [blame] | 3554 | int32_t rawWidth = mRawPointerAxes.getRawWidth(); |
| 3555 | int32_t rawHeight = mRawPointerAxes.getRawHeight(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3556 | |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3557 | bool viewportChanged = mViewport != *newViewport; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3558 | if (viewportChanged) { |
Siarhei Vishniakou | 8158e7e | 2018-10-15 14:28:20 -0700 | [diff] [blame] | 3559 | mViewport = *newViewport; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3560 | |
| 3561 | if (mDeviceMode == DEVICE_MODE_DIRECT || mDeviceMode == DEVICE_MODE_POINTER) { |
| 3562 | // Convert rotated viewport to natural surface coordinates. |
| 3563 | int32_t naturalLogicalWidth, naturalLogicalHeight; |
| 3564 | int32_t naturalPhysicalWidth, naturalPhysicalHeight; |
| 3565 | int32_t naturalPhysicalLeft, naturalPhysicalTop; |
| 3566 | int32_t naturalDeviceWidth, naturalDeviceHeight; |
| 3567 | switch (mViewport.orientation) { |
| 3568 | case DISPLAY_ORIENTATION_90: |
| 3569 | naturalLogicalWidth = mViewport.logicalBottom - mViewport.logicalTop; |
| 3570 | naturalLogicalHeight = mViewport.logicalRight - mViewport.logicalLeft; |
| 3571 | naturalPhysicalWidth = mViewport.physicalBottom - mViewport.physicalTop; |
| 3572 | naturalPhysicalHeight = mViewport.physicalRight - mViewport.physicalLeft; |
| 3573 | naturalPhysicalLeft = mViewport.deviceHeight - mViewport.physicalBottom; |
| 3574 | naturalPhysicalTop = mViewport.physicalLeft; |
| 3575 | naturalDeviceWidth = mViewport.deviceHeight; |
| 3576 | naturalDeviceHeight = mViewport.deviceWidth; |
| 3577 | break; |
| 3578 | case DISPLAY_ORIENTATION_180: |
| 3579 | naturalLogicalWidth = mViewport.logicalRight - mViewport.logicalLeft; |
| 3580 | naturalLogicalHeight = mViewport.logicalBottom - mViewport.logicalTop; |
| 3581 | naturalPhysicalWidth = mViewport.physicalRight - mViewport.physicalLeft; |
| 3582 | naturalPhysicalHeight = mViewport.physicalBottom - mViewport.physicalTop; |
| 3583 | naturalPhysicalLeft = mViewport.deviceWidth - mViewport.physicalRight; |
| 3584 | naturalPhysicalTop = mViewport.deviceHeight - mViewport.physicalBottom; |
| 3585 | naturalDeviceWidth = mViewport.deviceWidth; |
| 3586 | naturalDeviceHeight = mViewport.deviceHeight; |
| 3587 | break; |
| 3588 | case DISPLAY_ORIENTATION_270: |
| 3589 | naturalLogicalWidth = mViewport.logicalBottom - mViewport.logicalTop; |
| 3590 | naturalLogicalHeight = mViewport.logicalRight - mViewport.logicalLeft; |
| 3591 | naturalPhysicalWidth = mViewport.physicalBottom - mViewport.physicalTop; |
| 3592 | naturalPhysicalHeight = mViewport.physicalRight - mViewport.physicalLeft; |
| 3593 | naturalPhysicalLeft = mViewport.physicalTop; |
| 3594 | naturalPhysicalTop = mViewport.deviceWidth - mViewport.physicalRight; |
| 3595 | naturalDeviceWidth = mViewport.deviceHeight; |
| 3596 | naturalDeviceHeight = mViewport.deviceWidth; |
| 3597 | break; |
| 3598 | case DISPLAY_ORIENTATION_0: |
| 3599 | default: |
| 3600 | naturalLogicalWidth = mViewport.logicalRight - mViewport.logicalLeft; |
| 3601 | naturalLogicalHeight = mViewport.logicalBottom - mViewport.logicalTop; |
| 3602 | naturalPhysicalWidth = mViewport.physicalRight - mViewport.physicalLeft; |
| 3603 | naturalPhysicalHeight = mViewport.physicalBottom - mViewport.physicalTop; |
| 3604 | naturalPhysicalLeft = mViewport.physicalLeft; |
| 3605 | naturalPhysicalTop = mViewport.physicalTop; |
| 3606 | naturalDeviceWidth = mViewport.deviceWidth; |
| 3607 | naturalDeviceHeight = mViewport.deviceHeight; |
| 3608 | break; |
| 3609 | } |
| 3610 | |
Siarhei Vishniakou | d634392 | 2018-07-06 23:33:37 +0100 | [diff] [blame] | 3611 | if (naturalPhysicalHeight == 0 || naturalPhysicalWidth == 0) { |
| 3612 | ALOGE("Viewport is not set properly: %s", mViewport.toString().c_str()); |
| 3613 | naturalPhysicalHeight = naturalPhysicalHeight == 0 ? 1 : naturalPhysicalHeight; |
| 3614 | naturalPhysicalWidth = naturalPhysicalWidth == 0 ? 1 : naturalPhysicalWidth; |
| 3615 | } |
| 3616 | |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 3617 | mPhysicalWidth = naturalPhysicalWidth; |
| 3618 | mPhysicalHeight = naturalPhysicalHeight; |
| 3619 | mPhysicalLeft = naturalPhysicalLeft; |
| 3620 | mPhysicalTop = naturalPhysicalTop; |
| 3621 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3622 | mSurfaceWidth = naturalLogicalWidth * naturalDeviceWidth / naturalPhysicalWidth; |
| 3623 | mSurfaceHeight = naturalLogicalHeight * naturalDeviceHeight / naturalPhysicalHeight; |
| 3624 | mSurfaceLeft = naturalPhysicalLeft * naturalLogicalWidth / naturalPhysicalWidth; |
| 3625 | mSurfaceTop = naturalPhysicalTop * naturalLogicalHeight / naturalPhysicalHeight; |
| 3626 | |
| 3627 | mSurfaceOrientation = mParameters.orientationAware ? |
| 3628 | mViewport.orientation : DISPLAY_ORIENTATION_0; |
| 3629 | } else { |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 3630 | mPhysicalWidth = rawWidth; |
| 3631 | mPhysicalHeight = rawHeight; |
| 3632 | mPhysicalLeft = 0; |
| 3633 | mPhysicalTop = 0; |
| 3634 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3635 | mSurfaceWidth = rawWidth; |
| 3636 | mSurfaceHeight = rawHeight; |
| 3637 | mSurfaceLeft = 0; |
| 3638 | mSurfaceTop = 0; |
| 3639 | mSurfaceOrientation = DISPLAY_ORIENTATION_0; |
| 3640 | } |
| 3641 | } |
| 3642 | |
| 3643 | // If moving between pointer modes, need to reset some state. |
| 3644 | bool deviceModeChanged = mDeviceMode != oldDeviceMode; |
| 3645 | if (deviceModeChanged) { |
| 3646 | mOrientedRanges.clear(); |
| 3647 | } |
| 3648 | |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 3649 | // Create or update pointer controller if needed. |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3650 | if (mDeviceMode == DEVICE_MODE_POINTER || |
| 3651 | (mDeviceMode == DEVICE_MODE_DIRECT && mConfig.showTouches)) { |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 3652 | if (mPointerController == nullptr || viewportChanged) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3653 | mPointerController = getPolicy()->obtainPointerController(getDeviceId()); |
| 3654 | } |
| 3655 | } else { |
| 3656 | mPointerController.clear(); |
| 3657 | } |
| 3658 | |
| 3659 | if (viewportChanged || deviceModeChanged) { |
| 3660 | ALOGI("Device reconfigured: id=%d, name='%s', size %dx%d, orientation %d, mode %d, " |
| 3661 | "display id %d", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 3662 | getDeviceId(), getDeviceName().c_str(), mSurfaceWidth, mSurfaceHeight, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3663 | mSurfaceOrientation, mDeviceMode, mViewport.displayId); |
| 3664 | |
| 3665 | // Configure X and Y factors. |
| 3666 | mXScale = float(mSurfaceWidth) / rawWidth; |
| 3667 | mYScale = float(mSurfaceHeight) / rawHeight; |
| 3668 | mXTranslate = -mSurfaceLeft; |
| 3669 | mYTranslate = -mSurfaceTop; |
| 3670 | mXPrecision = 1.0f / mXScale; |
| 3671 | mYPrecision = 1.0f / mYScale; |
| 3672 | |
| 3673 | mOrientedRanges.x.axis = AMOTION_EVENT_AXIS_X; |
| 3674 | mOrientedRanges.x.source = mSource; |
| 3675 | mOrientedRanges.y.axis = AMOTION_EVENT_AXIS_Y; |
| 3676 | mOrientedRanges.y.source = mSource; |
| 3677 | |
| 3678 | configureVirtualKeys(); |
| 3679 | |
| 3680 | // Scale factor for terms that are not oriented in a particular axis. |
| 3681 | // If the pixels are square then xScale == yScale otherwise we fake it |
| 3682 | // by choosing an average. |
| 3683 | mGeometricScale = avg(mXScale, mYScale); |
| 3684 | |
| 3685 | // Size of diagonal axis. |
| 3686 | float diagonalSize = hypotf(mSurfaceWidth, mSurfaceHeight); |
| 3687 | |
| 3688 | // Size factors. |
| 3689 | if (mCalibration.sizeCalibration != Calibration::SIZE_CALIBRATION_NONE) { |
| 3690 | if (mRawPointerAxes.touchMajor.valid |
| 3691 | && mRawPointerAxes.touchMajor.maxValue != 0) { |
| 3692 | mSizeScale = 1.0f / mRawPointerAxes.touchMajor.maxValue; |
| 3693 | } else if (mRawPointerAxes.toolMajor.valid |
| 3694 | && mRawPointerAxes.toolMajor.maxValue != 0) { |
| 3695 | mSizeScale = 1.0f / mRawPointerAxes.toolMajor.maxValue; |
| 3696 | } else { |
| 3697 | mSizeScale = 0.0f; |
| 3698 | } |
| 3699 | |
| 3700 | mOrientedRanges.haveTouchSize = true; |
| 3701 | mOrientedRanges.haveToolSize = true; |
| 3702 | mOrientedRanges.haveSize = true; |
| 3703 | |
| 3704 | mOrientedRanges.touchMajor.axis = AMOTION_EVENT_AXIS_TOUCH_MAJOR; |
| 3705 | mOrientedRanges.touchMajor.source = mSource; |
| 3706 | mOrientedRanges.touchMajor.min = 0; |
| 3707 | mOrientedRanges.touchMajor.max = diagonalSize; |
| 3708 | mOrientedRanges.touchMajor.flat = 0; |
| 3709 | mOrientedRanges.touchMajor.fuzz = 0; |
| 3710 | mOrientedRanges.touchMajor.resolution = 0; |
| 3711 | |
| 3712 | mOrientedRanges.touchMinor = mOrientedRanges.touchMajor; |
| 3713 | mOrientedRanges.touchMinor.axis = AMOTION_EVENT_AXIS_TOUCH_MINOR; |
| 3714 | |
| 3715 | mOrientedRanges.toolMajor.axis = AMOTION_EVENT_AXIS_TOOL_MAJOR; |
| 3716 | mOrientedRanges.toolMajor.source = mSource; |
| 3717 | mOrientedRanges.toolMajor.min = 0; |
| 3718 | mOrientedRanges.toolMajor.max = diagonalSize; |
| 3719 | mOrientedRanges.toolMajor.flat = 0; |
| 3720 | mOrientedRanges.toolMajor.fuzz = 0; |
| 3721 | mOrientedRanges.toolMajor.resolution = 0; |
| 3722 | |
| 3723 | mOrientedRanges.toolMinor = mOrientedRanges.toolMajor; |
| 3724 | mOrientedRanges.toolMinor.axis = AMOTION_EVENT_AXIS_TOOL_MINOR; |
| 3725 | |
| 3726 | mOrientedRanges.size.axis = AMOTION_EVENT_AXIS_SIZE; |
| 3727 | mOrientedRanges.size.source = mSource; |
| 3728 | mOrientedRanges.size.min = 0; |
| 3729 | mOrientedRanges.size.max = 1.0; |
| 3730 | mOrientedRanges.size.flat = 0; |
| 3731 | mOrientedRanges.size.fuzz = 0; |
| 3732 | mOrientedRanges.size.resolution = 0; |
| 3733 | } else { |
| 3734 | mSizeScale = 0.0f; |
| 3735 | } |
| 3736 | |
| 3737 | // Pressure factors. |
| 3738 | mPressureScale = 0; |
Michael Wright | aa449c9 | 2017-12-13 21:21:43 +0000 | [diff] [blame] | 3739 | float pressureMax = 1.0; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3740 | if (mCalibration.pressureCalibration == Calibration::PRESSURE_CALIBRATION_PHYSICAL |
| 3741 | || mCalibration.pressureCalibration |
| 3742 | == Calibration::PRESSURE_CALIBRATION_AMPLITUDE) { |
| 3743 | if (mCalibration.havePressureScale) { |
| 3744 | mPressureScale = mCalibration.pressureScale; |
Michael Wright | aa449c9 | 2017-12-13 21:21:43 +0000 | [diff] [blame] | 3745 | pressureMax = mPressureScale * mRawPointerAxes.pressure.maxValue; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3746 | } else if (mRawPointerAxes.pressure.valid |
| 3747 | && mRawPointerAxes.pressure.maxValue != 0) { |
| 3748 | mPressureScale = 1.0f / mRawPointerAxes.pressure.maxValue; |
| 3749 | } |
| 3750 | } |
| 3751 | |
| 3752 | mOrientedRanges.pressure.axis = AMOTION_EVENT_AXIS_PRESSURE; |
| 3753 | mOrientedRanges.pressure.source = mSource; |
| 3754 | mOrientedRanges.pressure.min = 0; |
Michael Wright | aa449c9 | 2017-12-13 21:21:43 +0000 | [diff] [blame] | 3755 | mOrientedRanges.pressure.max = pressureMax; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3756 | mOrientedRanges.pressure.flat = 0; |
| 3757 | mOrientedRanges.pressure.fuzz = 0; |
| 3758 | mOrientedRanges.pressure.resolution = 0; |
| 3759 | |
| 3760 | // Tilt |
| 3761 | mTiltXCenter = 0; |
| 3762 | mTiltXScale = 0; |
| 3763 | mTiltYCenter = 0; |
| 3764 | mTiltYScale = 0; |
| 3765 | mHaveTilt = mRawPointerAxes.tiltX.valid && mRawPointerAxes.tiltY.valid; |
| 3766 | if (mHaveTilt) { |
| 3767 | mTiltXCenter = avg(mRawPointerAxes.tiltX.minValue, |
| 3768 | mRawPointerAxes.tiltX.maxValue); |
| 3769 | mTiltYCenter = avg(mRawPointerAxes.tiltY.minValue, |
| 3770 | mRawPointerAxes.tiltY.maxValue); |
| 3771 | mTiltXScale = M_PI / 180; |
| 3772 | mTiltYScale = M_PI / 180; |
| 3773 | |
| 3774 | mOrientedRanges.haveTilt = true; |
| 3775 | |
| 3776 | mOrientedRanges.tilt.axis = AMOTION_EVENT_AXIS_TILT; |
| 3777 | mOrientedRanges.tilt.source = mSource; |
| 3778 | mOrientedRanges.tilt.min = 0; |
| 3779 | mOrientedRanges.tilt.max = M_PI_2; |
| 3780 | mOrientedRanges.tilt.flat = 0; |
| 3781 | mOrientedRanges.tilt.fuzz = 0; |
| 3782 | mOrientedRanges.tilt.resolution = 0; |
| 3783 | } |
| 3784 | |
| 3785 | // Orientation |
| 3786 | mOrientationScale = 0; |
| 3787 | if (mHaveTilt) { |
| 3788 | mOrientedRanges.haveOrientation = true; |
| 3789 | |
| 3790 | mOrientedRanges.orientation.axis = AMOTION_EVENT_AXIS_ORIENTATION; |
| 3791 | mOrientedRanges.orientation.source = mSource; |
| 3792 | mOrientedRanges.orientation.min = -M_PI; |
| 3793 | mOrientedRanges.orientation.max = M_PI; |
| 3794 | mOrientedRanges.orientation.flat = 0; |
| 3795 | mOrientedRanges.orientation.fuzz = 0; |
| 3796 | mOrientedRanges.orientation.resolution = 0; |
| 3797 | } else if (mCalibration.orientationCalibration != |
| 3798 | Calibration::ORIENTATION_CALIBRATION_NONE) { |
| 3799 | if (mCalibration.orientationCalibration |
| 3800 | == Calibration::ORIENTATION_CALIBRATION_INTERPOLATED) { |
| 3801 | if (mRawPointerAxes.orientation.valid) { |
| 3802 | if (mRawPointerAxes.orientation.maxValue > 0) { |
| 3803 | mOrientationScale = M_PI_2 / mRawPointerAxes.orientation.maxValue; |
| 3804 | } else if (mRawPointerAxes.orientation.minValue < 0) { |
| 3805 | mOrientationScale = -M_PI_2 / mRawPointerAxes.orientation.minValue; |
| 3806 | } else { |
| 3807 | mOrientationScale = 0; |
| 3808 | } |
| 3809 | } |
| 3810 | } |
| 3811 | |
| 3812 | mOrientedRanges.haveOrientation = true; |
| 3813 | |
| 3814 | mOrientedRanges.orientation.axis = AMOTION_EVENT_AXIS_ORIENTATION; |
| 3815 | mOrientedRanges.orientation.source = mSource; |
| 3816 | mOrientedRanges.orientation.min = -M_PI_2; |
| 3817 | mOrientedRanges.orientation.max = M_PI_2; |
| 3818 | mOrientedRanges.orientation.flat = 0; |
| 3819 | mOrientedRanges.orientation.fuzz = 0; |
| 3820 | mOrientedRanges.orientation.resolution = 0; |
| 3821 | } |
| 3822 | |
| 3823 | // Distance |
| 3824 | mDistanceScale = 0; |
| 3825 | if (mCalibration.distanceCalibration != Calibration::DISTANCE_CALIBRATION_NONE) { |
| 3826 | if (mCalibration.distanceCalibration |
| 3827 | == Calibration::DISTANCE_CALIBRATION_SCALED) { |
| 3828 | if (mCalibration.haveDistanceScale) { |
| 3829 | mDistanceScale = mCalibration.distanceScale; |
| 3830 | } else { |
| 3831 | mDistanceScale = 1.0f; |
| 3832 | } |
| 3833 | } |
| 3834 | |
| 3835 | mOrientedRanges.haveDistance = true; |
| 3836 | |
| 3837 | mOrientedRanges.distance.axis = AMOTION_EVENT_AXIS_DISTANCE; |
| 3838 | mOrientedRanges.distance.source = mSource; |
| 3839 | mOrientedRanges.distance.min = |
| 3840 | mRawPointerAxes.distance.minValue * mDistanceScale; |
| 3841 | mOrientedRanges.distance.max = |
| 3842 | mRawPointerAxes.distance.maxValue * mDistanceScale; |
| 3843 | mOrientedRanges.distance.flat = 0; |
| 3844 | mOrientedRanges.distance.fuzz = |
| 3845 | mRawPointerAxes.distance.fuzz * mDistanceScale; |
| 3846 | mOrientedRanges.distance.resolution = 0; |
| 3847 | } |
| 3848 | |
| 3849 | // Compute oriented precision, scales and ranges. |
| 3850 | // Note that the maximum value reported is an inclusive maximum value so it is one |
| 3851 | // unit less than the total width or height of surface. |
| 3852 | switch (mSurfaceOrientation) { |
| 3853 | case DISPLAY_ORIENTATION_90: |
| 3854 | case DISPLAY_ORIENTATION_270: |
| 3855 | mOrientedXPrecision = mYPrecision; |
| 3856 | mOrientedYPrecision = mXPrecision; |
| 3857 | |
| 3858 | mOrientedRanges.x.min = mYTranslate; |
| 3859 | mOrientedRanges.x.max = mSurfaceHeight + mYTranslate - 1; |
| 3860 | mOrientedRanges.x.flat = 0; |
| 3861 | mOrientedRanges.x.fuzz = 0; |
| 3862 | mOrientedRanges.x.resolution = mRawPointerAxes.y.resolution * mYScale; |
| 3863 | |
| 3864 | mOrientedRanges.y.min = mXTranslate; |
| 3865 | mOrientedRanges.y.max = mSurfaceWidth + mXTranslate - 1; |
| 3866 | mOrientedRanges.y.flat = 0; |
| 3867 | mOrientedRanges.y.fuzz = 0; |
| 3868 | mOrientedRanges.y.resolution = mRawPointerAxes.x.resolution * mXScale; |
| 3869 | break; |
| 3870 | |
| 3871 | default: |
| 3872 | mOrientedXPrecision = mXPrecision; |
| 3873 | mOrientedYPrecision = mYPrecision; |
| 3874 | |
| 3875 | mOrientedRanges.x.min = mXTranslate; |
| 3876 | mOrientedRanges.x.max = mSurfaceWidth + mXTranslate - 1; |
| 3877 | mOrientedRanges.x.flat = 0; |
| 3878 | mOrientedRanges.x.fuzz = 0; |
| 3879 | mOrientedRanges.x.resolution = mRawPointerAxes.x.resolution * mXScale; |
| 3880 | |
| 3881 | mOrientedRanges.y.min = mYTranslate; |
| 3882 | mOrientedRanges.y.max = mSurfaceHeight + mYTranslate - 1; |
| 3883 | mOrientedRanges.y.flat = 0; |
| 3884 | mOrientedRanges.y.fuzz = 0; |
| 3885 | mOrientedRanges.y.resolution = mRawPointerAxes.y.resolution * mYScale; |
| 3886 | break; |
| 3887 | } |
| 3888 | |
Jason Gerecke | 71b16e8 | 2014-03-10 09:47:59 -0700 | [diff] [blame] | 3889 | // Location |
| 3890 | updateAffineTransformation(); |
| 3891 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3892 | if (mDeviceMode == DEVICE_MODE_POINTER) { |
| 3893 | // Compute pointer gesture detection parameters. |
| 3894 | float rawDiagonal = hypotf(rawWidth, rawHeight); |
| 3895 | float displayDiagonal = hypotf(mSurfaceWidth, mSurfaceHeight); |
| 3896 | |
| 3897 | // Scale movements such that one whole swipe of the touch pad covers a |
| 3898 | // given area relative to the diagonal size of the display when no acceleration |
| 3899 | // is applied. |
| 3900 | // Assume that the touch pad has a square aspect ratio such that movements in |
| 3901 | // X and Y of the same number of raw units cover the same physical distance. |
| 3902 | mPointerXMovementScale = mConfig.pointerGestureMovementSpeedRatio |
| 3903 | * displayDiagonal / rawDiagonal; |
| 3904 | mPointerYMovementScale = mPointerXMovementScale; |
| 3905 | |
| 3906 | // Scale zooms to cover a smaller range of the display than movements do. |
| 3907 | // This value determines the area around the pointer that is affected by freeform |
| 3908 | // pointer gestures. |
| 3909 | mPointerXZoomScale = mConfig.pointerGestureZoomSpeedRatio |
| 3910 | * displayDiagonal / rawDiagonal; |
| 3911 | mPointerYZoomScale = mPointerXZoomScale; |
| 3912 | |
| 3913 | // Max width between pointers to detect a swipe gesture is more than some fraction |
| 3914 | // of the diagonal axis of the touch pad. Touches that are wider than this are |
| 3915 | // translated into freeform gestures. |
| 3916 | mPointerGestureMaxSwipeWidth = |
| 3917 | mConfig.pointerGestureSwipeMaxWidthRatio * rawDiagonal; |
| 3918 | |
| 3919 | // Abort current pointer usages because the state has changed. |
| 3920 | abortPointerUsage(when, 0 /*policyFlags*/); |
| 3921 | } |
| 3922 | |
| 3923 | // Inform the dispatcher about the changes. |
| 3924 | *outResetNeeded = true; |
| 3925 | bumpGeneration(); |
| 3926 | } |
| 3927 | } |
| 3928 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3929 | void TouchInputMapper::dumpSurface(std::string& dump) { |
Siarhei Vishniakou | d634392 | 2018-07-06 23:33:37 +0100 | [diff] [blame] | 3930 | dump += StringPrintf(INDENT3 "%s\n", mViewport.toString().c_str()); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3931 | dump += StringPrintf(INDENT3 "SurfaceWidth: %dpx\n", mSurfaceWidth); |
| 3932 | dump += StringPrintf(INDENT3 "SurfaceHeight: %dpx\n", mSurfaceHeight); |
| 3933 | dump += StringPrintf(INDENT3 "SurfaceLeft: %d\n", mSurfaceLeft); |
| 3934 | dump += StringPrintf(INDENT3 "SurfaceTop: %d\n", mSurfaceTop); |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 3935 | dump += StringPrintf(INDENT3 "PhysicalWidth: %dpx\n", mPhysicalWidth); |
| 3936 | dump += StringPrintf(INDENT3 "PhysicalHeight: %dpx\n", mPhysicalHeight); |
| 3937 | dump += StringPrintf(INDENT3 "PhysicalLeft: %d\n", mPhysicalLeft); |
| 3938 | dump += StringPrintf(INDENT3 "PhysicalTop: %d\n", mPhysicalTop); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3939 | dump += StringPrintf(INDENT3 "SurfaceOrientation: %d\n", mSurfaceOrientation); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3940 | } |
| 3941 | |
| 3942 | void TouchInputMapper::configureVirtualKeys() { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3943 | std::vector<VirtualKeyDefinition> virtualKeyDefinitions; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3944 | getEventHub()->getVirtualKeyDefinitions(getDeviceId(), virtualKeyDefinitions); |
| 3945 | |
| 3946 | mVirtualKeys.clear(); |
| 3947 | |
| 3948 | if (virtualKeyDefinitions.size() == 0) { |
| 3949 | return; |
| 3950 | } |
| 3951 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3952 | int32_t touchScreenLeft = mRawPointerAxes.x.minValue; |
| 3953 | int32_t touchScreenTop = mRawPointerAxes.y.minValue; |
Siarhei Vishniakou | 26e34d9 | 2018-11-12 13:51:26 -0800 | [diff] [blame] | 3954 | int32_t touchScreenWidth = mRawPointerAxes.getRawWidth(); |
| 3955 | int32_t touchScreenHeight = mRawPointerAxes.getRawHeight(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3956 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3957 | for (const VirtualKeyDefinition& virtualKeyDefinition : virtualKeyDefinitions) { |
| 3958 | VirtualKey virtualKey; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3959 | |
| 3960 | virtualKey.scanCode = virtualKeyDefinition.scanCode; |
| 3961 | int32_t keyCode; |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 3962 | int32_t dummyKeyMetaState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3963 | uint32_t flags; |
Dmitry Torokhov | 0faaa0b | 2015-09-24 13:13:55 -0700 | [diff] [blame] | 3964 | if (getEventHub()->mapKey(getDeviceId(), virtualKey.scanCode, 0, 0, |
| 3965 | &keyCode, &dummyKeyMetaState, &flags)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3966 | ALOGW(INDENT "VirtualKey %d: could not obtain key code, ignoring", |
| 3967 | virtualKey.scanCode); |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3968 | continue; // drop the key |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3969 | } |
| 3970 | |
| 3971 | virtualKey.keyCode = keyCode; |
| 3972 | virtualKey.flags = flags; |
| 3973 | |
| 3974 | // convert the key definition's display coordinates into touch coordinates for a hit box |
| 3975 | int32_t halfWidth = virtualKeyDefinition.width / 2; |
| 3976 | int32_t halfHeight = virtualKeyDefinition.height / 2; |
| 3977 | |
| 3978 | virtualKey.hitLeft = (virtualKeyDefinition.centerX - halfWidth) |
| 3979 | * touchScreenWidth / mSurfaceWidth + touchScreenLeft; |
| 3980 | virtualKey.hitRight= (virtualKeyDefinition.centerX + halfWidth) |
| 3981 | * touchScreenWidth / mSurfaceWidth + touchScreenLeft; |
| 3982 | virtualKey.hitTop = (virtualKeyDefinition.centerY - halfHeight) |
| 3983 | * touchScreenHeight / mSurfaceHeight + touchScreenTop; |
| 3984 | virtualKey.hitBottom = (virtualKeyDefinition.centerY + halfHeight) |
| 3985 | * touchScreenHeight / mSurfaceHeight + touchScreenTop; |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3986 | mVirtualKeys.push_back(virtualKey); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3987 | } |
| 3988 | } |
| 3989 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3990 | void TouchInputMapper::dumpVirtualKeys(std::string& dump) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3991 | if (!mVirtualKeys.empty()) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3992 | dump += INDENT3 "Virtual Keys:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3993 | |
| 3994 | for (size_t i = 0; i < mVirtualKeys.size(); i++) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 3995 | const VirtualKey& virtualKey = mVirtualKeys[i]; |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 3996 | dump += StringPrintf(INDENT4 "%zu: scanCode=%d, keyCode=%d, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 3997 | "hitLeft=%d, hitRight=%d, hitTop=%d, hitBottom=%d\n", |
| 3998 | i, virtualKey.scanCode, virtualKey.keyCode, |
| 3999 | virtualKey.hitLeft, virtualKey.hitRight, |
| 4000 | virtualKey.hitTop, virtualKey.hitBottom); |
| 4001 | } |
| 4002 | } |
| 4003 | } |
| 4004 | |
| 4005 | void TouchInputMapper::parseCalibration() { |
| 4006 | const PropertyMap& in = getDevice()->getConfiguration(); |
| 4007 | Calibration& out = mCalibration; |
| 4008 | |
| 4009 | // Size |
| 4010 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_DEFAULT; |
| 4011 | String8 sizeCalibrationString; |
| 4012 | if (in.tryGetProperty(String8("touch.size.calibration"), sizeCalibrationString)) { |
| 4013 | if (sizeCalibrationString == "none") { |
| 4014 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_NONE; |
| 4015 | } else if (sizeCalibrationString == "geometric") { |
| 4016 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_GEOMETRIC; |
| 4017 | } else if (sizeCalibrationString == "diameter") { |
| 4018 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_DIAMETER; |
| 4019 | } else if (sizeCalibrationString == "box") { |
| 4020 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_BOX; |
| 4021 | } else if (sizeCalibrationString == "area") { |
| 4022 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_AREA; |
| 4023 | } else if (sizeCalibrationString != "default") { |
| 4024 | ALOGW("Invalid value for touch.size.calibration: '%s'", |
| 4025 | sizeCalibrationString.string()); |
| 4026 | } |
| 4027 | } |
| 4028 | |
| 4029 | out.haveSizeScale = in.tryGetProperty(String8("touch.size.scale"), |
| 4030 | out.sizeScale); |
| 4031 | out.haveSizeBias = in.tryGetProperty(String8("touch.size.bias"), |
| 4032 | out.sizeBias); |
| 4033 | out.haveSizeIsSummed = in.tryGetProperty(String8("touch.size.isSummed"), |
| 4034 | out.sizeIsSummed); |
| 4035 | |
| 4036 | // Pressure |
| 4037 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_DEFAULT; |
| 4038 | String8 pressureCalibrationString; |
| 4039 | if (in.tryGetProperty(String8("touch.pressure.calibration"), pressureCalibrationString)) { |
| 4040 | if (pressureCalibrationString == "none") { |
| 4041 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_NONE; |
| 4042 | } else if (pressureCalibrationString == "physical") { |
| 4043 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_PHYSICAL; |
| 4044 | } else if (pressureCalibrationString == "amplitude") { |
| 4045 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_AMPLITUDE; |
| 4046 | } else if (pressureCalibrationString != "default") { |
| 4047 | ALOGW("Invalid value for touch.pressure.calibration: '%s'", |
| 4048 | pressureCalibrationString.string()); |
| 4049 | } |
| 4050 | } |
| 4051 | |
| 4052 | out.havePressureScale = in.tryGetProperty(String8("touch.pressure.scale"), |
| 4053 | out.pressureScale); |
| 4054 | |
| 4055 | // Orientation |
| 4056 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_DEFAULT; |
| 4057 | String8 orientationCalibrationString; |
| 4058 | if (in.tryGetProperty(String8("touch.orientation.calibration"), orientationCalibrationString)) { |
| 4059 | if (orientationCalibrationString == "none") { |
| 4060 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_NONE; |
| 4061 | } else if (orientationCalibrationString == "interpolated") { |
| 4062 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_INTERPOLATED; |
| 4063 | } else if (orientationCalibrationString == "vector") { |
| 4064 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_VECTOR; |
| 4065 | } else if (orientationCalibrationString != "default") { |
| 4066 | ALOGW("Invalid value for touch.orientation.calibration: '%s'", |
| 4067 | orientationCalibrationString.string()); |
| 4068 | } |
| 4069 | } |
| 4070 | |
| 4071 | // Distance |
| 4072 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_DEFAULT; |
| 4073 | String8 distanceCalibrationString; |
| 4074 | if (in.tryGetProperty(String8("touch.distance.calibration"), distanceCalibrationString)) { |
| 4075 | if (distanceCalibrationString == "none") { |
| 4076 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_NONE; |
| 4077 | } else if (distanceCalibrationString == "scaled") { |
| 4078 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_SCALED; |
| 4079 | } else if (distanceCalibrationString != "default") { |
| 4080 | ALOGW("Invalid value for touch.distance.calibration: '%s'", |
| 4081 | distanceCalibrationString.string()); |
| 4082 | } |
| 4083 | } |
| 4084 | |
| 4085 | out.haveDistanceScale = in.tryGetProperty(String8("touch.distance.scale"), |
| 4086 | out.distanceScale); |
| 4087 | |
| 4088 | out.coverageCalibration = Calibration::COVERAGE_CALIBRATION_DEFAULT; |
| 4089 | String8 coverageCalibrationString; |
| 4090 | if (in.tryGetProperty(String8("touch.coverage.calibration"), coverageCalibrationString)) { |
| 4091 | if (coverageCalibrationString == "none") { |
| 4092 | out.coverageCalibration = Calibration::COVERAGE_CALIBRATION_NONE; |
| 4093 | } else if (coverageCalibrationString == "box") { |
| 4094 | out.coverageCalibration = Calibration::COVERAGE_CALIBRATION_BOX; |
| 4095 | } else if (coverageCalibrationString != "default") { |
| 4096 | ALOGW("Invalid value for touch.coverage.calibration: '%s'", |
| 4097 | coverageCalibrationString.string()); |
| 4098 | } |
| 4099 | } |
| 4100 | } |
| 4101 | |
| 4102 | void TouchInputMapper::resolveCalibration() { |
| 4103 | // Size |
| 4104 | if (mRawPointerAxes.touchMajor.valid || mRawPointerAxes.toolMajor.valid) { |
| 4105 | if (mCalibration.sizeCalibration == Calibration::SIZE_CALIBRATION_DEFAULT) { |
| 4106 | mCalibration.sizeCalibration = Calibration::SIZE_CALIBRATION_GEOMETRIC; |
| 4107 | } |
| 4108 | } else { |
| 4109 | mCalibration.sizeCalibration = Calibration::SIZE_CALIBRATION_NONE; |
| 4110 | } |
| 4111 | |
| 4112 | // Pressure |
| 4113 | if (mRawPointerAxes.pressure.valid) { |
| 4114 | if (mCalibration.pressureCalibration == Calibration::PRESSURE_CALIBRATION_DEFAULT) { |
| 4115 | mCalibration.pressureCalibration = Calibration::PRESSURE_CALIBRATION_PHYSICAL; |
| 4116 | } |
| 4117 | } else { |
| 4118 | mCalibration.pressureCalibration = Calibration::PRESSURE_CALIBRATION_NONE; |
| 4119 | } |
| 4120 | |
| 4121 | // Orientation |
| 4122 | if (mRawPointerAxes.orientation.valid) { |
| 4123 | if (mCalibration.orientationCalibration == Calibration::ORIENTATION_CALIBRATION_DEFAULT) { |
| 4124 | mCalibration.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_INTERPOLATED; |
| 4125 | } |
| 4126 | } else { |
| 4127 | mCalibration.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_NONE; |
| 4128 | } |
| 4129 | |
| 4130 | // Distance |
| 4131 | if (mRawPointerAxes.distance.valid) { |
| 4132 | if (mCalibration.distanceCalibration == Calibration::DISTANCE_CALIBRATION_DEFAULT) { |
| 4133 | mCalibration.distanceCalibration = Calibration::DISTANCE_CALIBRATION_SCALED; |
| 4134 | } |
| 4135 | } else { |
| 4136 | mCalibration.distanceCalibration = Calibration::DISTANCE_CALIBRATION_NONE; |
| 4137 | } |
| 4138 | |
| 4139 | // Coverage |
| 4140 | if (mCalibration.coverageCalibration == Calibration::COVERAGE_CALIBRATION_DEFAULT) { |
| 4141 | mCalibration.coverageCalibration = Calibration::COVERAGE_CALIBRATION_NONE; |
| 4142 | } |
| 4143 | } |
| 4144 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4145 | void TouchInputMapper::dumpCalibration(std::string& dump) { |
| 4146 | dump += INDENT3 "Calibration:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4147 | |
| 4148 | // Size |
| 4149 | switch (mCalibration.sizeCalibration) { |
| 4150 | case Calibration::SIZE_CALIBRATION_NONE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4151 | dump += INDENT4 "touch.size.calibration: none\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4152 | break; |
| 4153 | case Calibration::SIZE_CALIBRATION_GEOMETRIC: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4154 | dump += INDENT4 "touch.size.calibration: geometric\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4155 | break; |
| 4156 | case Calibration::SIZE_CALIBRATION_DIAMETER: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4157 | dump += INDENT4 "touch.size.calibration: diameter\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4158 | break; |
| 4159 | case Calibration::SIZE_CALIBRATION_BOX: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4160 | dump += INDENT4 "touch.size.calibration: box\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4161 | break; |
| 4162 | case Calibration::SIZE_CALIBRATION_AREA: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4163 | dump += INDENT4 "touch.size.calibration: area\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4164 | break; |
| 4165 | default: |
| 4166 | ALOG_ASSERT(false); |
| 4167 | } |
| 4168 | |
| 4169 | if (mCalibration.haveSizeScale) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4170 | dump += StringPrintf(INDENT4 "touch.size.scale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4171 | mCalibration.sizeScale); |
| 4172 | } |
| 4173 | |
| 4174 | if (mCalibration.haveSizeBias) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4175 | dump += StringPrintf(INDENT4 "touch.size.bias: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4176 | mCalibration.sizeBias); |
| 4177 | } |
| 4178 | |
| 4179 | if (mCalibration.haveSizeIsSummed) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4180 | dump += StringPrintf(INDENT4 "touch.size.isSummed: %s\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4181 | toString(mCalibration.sizeIsSummed)); |
| 4182 | } |
| 4183 | |
| 4184 | // Pressure |
| 4185 | switch (mCalibration.pressureCalibration) { |
| 4186 | case Calibration::PRESSURE_CALIBRATION_NONE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4187 | dump += INDENT4 "touch.pressure.calibration: none\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4188 | break; |
| 4189 | case Calibration::PRESSURE_CALIBRATION_PHYSICAL: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4190 | dump += INDENT4 "touch.pressure.calibration: physical\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4191 | break; |
| 4192 | case Calibration::PRESSURE_CALIBRATION_AMPLITUDE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4193 | dump += INDENT4 "touch.pressure.calibration: amplitude\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4194 | break; |
| 4195 | default: |
| 4196 | ALOG_ASSERT(false); |
| 4197 | } |
| 4198 | |
| 4199 | if (mCalibration.havePressureScale) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4200 | dump += StringPrintf(INDENT4 "touch.pressure.scale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4201 | mCalibration.pressureScale); |
| 4202 | } |
| 4203 | |
| 4204 | // Orientation |
| 4205 | switch (mCalibration.orientationCalibration) { |
| 4206 | case Calibration::ORIENTATION_CALIBRATION_NONE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4207 | dump += INDENT4 "touch.orientation.calibration: none\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4208 | break; |
| 4209 | case Calibration::ORIENTATION_CALIBRATION_INTERPOLATED: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4210 | dump += INDENT4 "touch.orientation.calibration: interpolated\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4211 | break; |
| 4212 | case Calibration::ORIENTATION_CALIBRATION_VECTOR: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4213 | dump += INDENT4 "touch.orientation.calibration: vector\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4214 | break; |
| 4215 | default: |
| 4216 | ALOG_ASSERT(false); |
| 4217 | } |
| 4218 | |
| 4219 | // Distance |
| 4220 | switch (mCalibration.distanceCalibration) { |
| 4221 | case Calibration::DISTANCE_CALIBRATION_NONE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4222 | dump += INDENT4 "touch.distance.calibration: none\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4223 | break; |
| 4224 | case Calibration::DISTANCE_CALIBRATION_SCALED: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4225 | dump += INDENT4 "touch.distance.calibration: scaled\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4226 | break; |
| 4227 | default: |
| 4228 | ALOG_ASSERT(false); |
| 4229 | } |
| 4230 | |
| 4231 | if (mCalibration.haveDistanceScale) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4232 | dump += StringPrintf(INDENT4 "touch.distance.scale: %0.3f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4233 | mCalibration.distanceScale); |
| 4234 | } |
| 4235 | |
| 4236 | switch (mCalibration.coverageCalibration) { |
| 4237 | case Calibration::COVERAGE_CALIBRATION_NONE: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4238 | dump += INDENT4 "touch.coverage.calibration: none\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4239 | break; |
| 4240 | case Calibration::COVERAGE_CALIBRATION_BOX: |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4241 | dump += INDENT4 "touch.coverage.calibration: box\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4242 | break; |
| 4243 | default: |
| 4244 | ALOG_ASSERT(false); |
| 4245 | } |
| 4246 | } |
| 4247 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4248 | void TouchInputMapper::dumpAffineTransformation(std::string& dump) { |
| 4249 | dump += INDENT3 "Affine Transformation:\n"; |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 4250 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 4251 | dump += StringPrintf(INDENT4 "X scale: %0.3f\n", mAffineTransform.x_scale); |
| 4252 | dump += StringPrintf(INDENT4 "X ymix: %0.3f\n", mAffineTransform.x_ymix); |
| 4253 | dump += StringPrintf(INDENT4 "X offset: %0.3f\n", mAffineTransform.x_offset); |
| 4254 | dump += StringPrintf(INDENT4 "Y xmix: %0.3f\n", mAffineTransform.y_xmix); |
| 4255 | dump += StringPrintf(INDENT4 "Y scale: %0.3f\n", mAffineTransform.y_scale); |
| 4256 | dump += StringPrintf(INDENT4 "Y offset: %0.3f\n", mAffineTransform.y_offset); |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 4257 | } |
| 4258 | |
Jason Gerecke | 12d6baa | 2014-01-27 18:34:20 -0800 | [diff] [blame] | 4259 | void TouchInputMapper::updateAffineTransformation() { |
Jason Gerecke | 71b16e8 | 2014-03-10 09:47:59 -0700 | [diff] [blame] | 4260 | mAffineTransform = getPolicy()->getTouchAffineTransformation(mDevice->getDescriptor(), |
| 4261 | mSurfaceOrientation); |
Jason Gerecke | 12d6baa | 2014-01-27 18:34:20 -0800 | [diff] [blame] | 4262 | } |
| 4263 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4264 | void TouchInputMapper::reset(nsecs_t when) { |
| 4265 | mCursorButtonAccumulator.reset(getDevice()); |
| 4266 | mCursorScrollAccumulator.reset(getDevice()); |
| 4267 | mTouchButtonAccumulator.reset(getDevice()); |
| 4268 | |
| 4269 | mPointerVelocityControl.reset(); |
| 4270 | mWheelXVelocityControl.reset(); |
| 4271 | mWheelYVelocityControl.reset(); |
| 4272 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4273 | mRawStatesPending.clear(); |
| 4274 | mCurrentRawState.clear(); |
| 4275 | mCurrentCookedState.clear(); |
| 4276 | mLastRawState.clear(); |
| 4277 | mLastCookedState.clear(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4278 | mPointerUsage = POINTER_USAGE_NONE; |
| 4279 | mSentHoverEnter = false; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4280 | mHavePointerIds = false; |
Michael Wright | 8e81282 | 2015-06-22 16:18:21 +0100 | [diff] [blame] | 4281 | mCurrentMotionAborted = false; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4282 | mDownTime = 0; |
| 4283 | |
| 4284 | mCurrentVirtualKey.down = false; |
| 4285 | |
| 4286 | mPointerGesture.reset(); |
| 4287 | mPointerSimple.reset(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4288 | resetExternalStylus(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4289 | |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 4290 | if (mPointerController != nullptr) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4291 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 4292 | mPointerController->clearSpots(); |
| 4293 | } |
| 4294 | |
| 4295 | InputMapper::reset(when); |
| 4296 | } |
| 4297 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4298 | void TouchInputMapper::resetExternalStylus() { |
| 4299 | mExternalStylusState.clear(); |
| 4300 | mExternalStylusId = -1; |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4301 | mExternalStylusFusionTimeout = LLONG_MAX; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4302 | mExternalStylusDataPending = false; |
| 4303 | } |
| 4304 | |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4305 | void TouchInputMapper::clearStylusDataPendingFlags() { |
| 4306 | mExternalStylusDataPending = false; |
| 4307 | mExternalStylusFusionTimeout = LLONG_MAX; |
| 4308 | } |
| 4309 | |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 4310 | void TouchInputMapper::reportEventForStatistics(nsecs_t evdevTime) { |
| 4311 | nsecs_t now = systemTime(CLOCK_MONOTONIC); |
| 4312 | nsecs_t latency = now - evdevTime; |
| 4313 | mStatistics.addValue(nanoseconds_to_microseconds(latency)); |
| 4314 | nsecs_t timeSinceLastReport = now - mStatistics.lastReportTime; |
| 4315 | if (timeSinceLastReport > STATISTICS_REPORT_FREQUENCY) { |
| 4316 | android::util::stats_write(android::util::TOUCH_EVENT_REPORTED, |
Siarhei Vishniakou | 05247bb | 2019-03-22 17:11:21 -0700 | [diff] [blame] | 4317 | mStatistics.min, mStatistics.max, |
| 4318 | mStatistics.mean(), mStatistics.stdev(), mStatistics.count); |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 4319 | mStatistics.reset(now); |
| 4320 | } |
| 4321 | } |
| 4322 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4323 | void TouchInputMapper::process(const RawEvent* rawEvent) { |
| 4324 | mCursorButtonAccumulator.process(rawEvent); |
| 4325 | mCursorScrollAccumulator.process(rawEvent); |
| 4326 | mTouchButtonAccumulator.process(rawEvent); |
| 4327 | |
| 4328 | if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) { |
Siarhei Vishniakou | 9ffab0c | 2018-11-08 19:54:22 -0800 | [diff] [blame] | 4329 | reportEventForStatistics(rawEvent->when); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4330 | sync(rawEvent->when); |
| 4331 | } |
| 4332 | } |
| 4333 | |
| 4334 | void TouchInputMapper::sync(nsecs_t when) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4335 | // Push a new state. |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 4336 | mRawStatesPending.emplace_back(); |
| 4337 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4338 | RawState& next = mRawStatesPending.back(); |
| 4339 | next.clear(); |
| 4340 | next.when = when; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4341 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4342 | // Sync button state. |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4343 | next.buttonState = mTouchButtonAccumulator.getButtonState() |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4344 | | mCursorButtonAccumulator.getButtonState(); |
| 4345 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4346 | // Sync scroll |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4347 | next.rawVScroll = mCursorScrollAccumulator.getRelativeVWheel(); |
| 4348 | next.rawHScroll = mCursorScrollAccumulator.getRelativeHWheel(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4349 | mCursorScrollAccumulator.finishSync(); |
| 4350 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4351 | // Sync touch |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4352 | syncTouch(when, &next); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4353 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4354 | // The last RawState is actually the second to last, since we just added a new state |
| 4355 | const RawState& last = |
| 4356 | mRawStatesPending.size() == 1 ? mCurrentRawState : mRawStatesPending.rbegin()[1]; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4357 | // Assign pointer ids. |
| 4358 | if (!mHavePointerIds) { |
| 4359 | assignPointerIds(last, next); |
| 4360 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4361 | |
| 4362 | #if DEBUG_RAW_EVENTS |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4363 | ALOGD("syncTouch: pointerCount %d -> %d, touching ids 0x%08x -> 0x%08x, " |
| 4364 | "hovering ids 0x%08x -> 0x%08x", |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 4365 | last.rawPointerData.pointerCount, |
| 4366 | next.rawPointerData.pointerCount, |
| 4367 | last.rawPointerData.touchingIdBits.value, |
| 4368 | next.rawPointerData.touchingIdBits.value, |
| 4369 | last.rawPointerData.hoveringIdBits.value, |
| 4370 | next.rawPointerData.hoveringIdBits.value); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4371 | #endif |
| 4372 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4373 | processRawTouches(false /*timeout*/); |
| 4374 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4375 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4376 | void TouchInputMapper::processRawTouches(bool timeout) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4377 | if (mDeviceMode == DEVICE_MODE_DISABLED) { |
| 4378 | // Drop all input if the device is disabled. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4379 | mCurrentRawState.clear(); |
| 4380 | mRawStatesPending.clear(); |
| 4381 | return; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4382 | } |
| 4383 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4384 | // Drain any pending touch states. The invariant here is that the mCurrentRawState is always |
| 4385 | // valid and must go through the full cook and dispatch cycle. This ensures that anything |
| 4386 | // touching the current state will only observe the events that have been dispatched to the |
| 4387 | // rest of the pipeline. |
| 4388 | const size_t N = mRawStatesPending.size(); |
| 4389 | size_t count; |
| 4390 | for(count = 0; count < N; count++) { |
| 4391 | const RawState& next = mRawStatesPending[count]; |
| 4392 | |
| 4393 | // A failure to assign the stylus id means that we're waiting on stylus data |
| 4394 | // and so should defer the rest of the pipeline. |
| 4395 | if (assignExternalStylusId(next, timeout)) { |
| 4396 | break; |
| 4397 | } |
| 4398 | |
| 4399 | // All ready to go. |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4400 | clearStylusDataPendingFlags(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4401 | mCurrentRawState.copyFrom(next); |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4402 | if (mCurrentRawState.when < mLastRawState.when) { |
| 4403 | mCurrentRawState.when = mLastRawState.when; |
| 4404 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4405 | cookAndDispatch(mCurrentRawState.when); |
| 4406 | } |
| 4407 | if (count != 0) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 4408 | mRawStatesPending.erase(mRawStatesPending.begin(), mRawStatesPending.begin() + count); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4409 | } |
| 4410 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4411 | if (mExternalStylusDataPending) { |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4412 | if (timeout) { |
| 4413 | nsecs_t when = mExternalStylusFusionTimeout - STYLUS_DATA_LATENCY; |
| 4414 | clearStylusDataPendingFlags(); |
| 4415 | mCurrentRawState.copyFrom(mLastRawState); |
| 4416 | #if DEBUG_STYLUS_FUSION |
| 4417 | ALOGD("Timeout expired, synthesizing event with new stylus data"); |
| 4418 | #endif |
| 4419 | cookAndDispatch(when); |
| 4420 | } else if (mExternalStylusFusionTimeout == LLONG_MAX) { |
| 4421 | mExternalStylusFusionTimeout = mExternalStylusState.when + TOUCH_DATA_TIMEOUT; |
| 4422 | getContext()->requestTimeoutAtTime(mExternalStylusFusionTimeout); |
| 4423 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4424 | } |
| 4425 | } |
| 4426 | |
| 4427 | void TouchInputMapper::cookAndDispatch(nsecs_t when) { |
| 4428 | // Always start with a clean state. |
| 4429 | mCurrentCookedState.clear(); |
| 4430 | |
| 4431 | // Apply stylus buttons to current raw state. |
| 4432 | applyExternalStylusButtonState(when); |
| 4433 | |
| 4434 | // Handle policy on initial down or hover events. |
| 4435 | bool initialDown = mLastRawState.rawPointerData.pointerCount == 0 |
| 4436 | && mCurrentRawState.rawPointerData.pointerCount != 0; |
| 4437 | |
| 4438 | uint32_t policyFlags = 0; |
| 4439 | bool buttonsPressed = mCurrentRawState.buttonState & ~mLastRawState.buttonState; |
| 4440 | if (initialDown || buttonsPressed) { |
| 4441 | // If this is a touch screen, hide the pointer on an initial down. |
| 4442 | if (mDeviceMode == DEVICE_MODE_DIRECT) { |
| 4443 | getContext()->fadePointer(); |
| 4444 | } |
| 4445 | |
| 4446 | if (mParameters.wake) { |
| 4447 | policyFlags |= POLICY_FLAG_WAKE; |
| 4448 | } |
| 4449 | } |
| 4450 | |
| 4451 | // Consume raw off-screen touches before cooking pointer data. |
| 4452 | // If touches are consumed, subsequent code will not receive any pointer data. |
| 4453 | if (consumeRawTouches(when, policyFlags)) { |
| 4454 | mCurrentRawState.rawPointerData.clear(); |
| 4455 | } |
| 4456 | |
| 4457 | // Cook pointer data. This call populates the mCurrentCookedState.cookedPointerData structure |
| 4458 | // with cooked pointer data that has the same ids and indices as the raw data. |
| 4459 | // The following code can use either the raw or cooked data, as needed. |
| 4460 | cookPointerData(); |
| 4461 | |
| 4462 | // Apply stylus pressure to current cooked state. |
| 4463 | applyExternalStylusTouchState(when); |
| 4464 | |
| 4465 | // Synthesize key down from raw buttons if needed. |
| 4466 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mSource, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 4467 | mViewport.displayId, policyFlags, |
| 4468 | mLastCookedState.buttonState, mCurrentCookedState.buttonState); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4469 | |
| 4470 | // Dispatch the touches either directly or by translation through a pointer on screen. |
| 4471 | if (mDeviceMode == DEVICE_MODE_POINTER) { |
| 4472 | for (BitSet32 idBits(mCurrentRawState.rawPointerData.touchingIdBits); |
| 4473 | !idBits.isEmpty(); ) { |
| 4474 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 4475 | const RawPointerData::Pointer& pointer = |
| 4476 | mCurrentRawState.rawPointerData.pointerForId(id); |
| 4477 | if (pointer.toolType == AMOTION_EVENT_TOOL_TYPE_STYLUS |
| 4478 | || pointer.toolType == AMOTION_EVENT_TOOL_TYPE_ERASER) { |
| 4479 | mCurrentCookedState.stylusIdBits.markBit(id); |
| 4480 | } else if (pointer.toolType == AMOTION_EVENT_TOOL_TYPE_FINGER |
| 4481 | || pointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 4482 | mCurrentCookedState.fingerIdBits.markBit(id); |
| 4483 | } else if (pointer.toolType == AMOTION_EVENT_TOOL_TYPE_MOUSE) { |
| 4484 | mCurrentCookedState.mouseIdBits.markBit(id); |
| 4485 | } |
| 4486 | } |
| 4487 | for (BitSet32 idBits(mCurrentRawState.rawPointerData.hoveringIdBits); |
| 4488 | !idBits.isEmpty(); ) { |
| 4489 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 4490 | const RawPointerData::Pointer& pointer = |
| 4491 | mCurrentRawState.rawPointerData.pointerForId(id); |
| 4492 | if (pointer.toolType == AMOTION_EVENT_TOOL_TYPE_STYLUS |
| 4493 | || pointer.toolType == AMOTION_EVENT_TOOL_TYPE_ERASER) { |
| 4494 | mCurrentCookedState.stylusIdBits.markBit(id); |
| 4495 | } |
| 4496 | } |
| 4497 | |
| 4498 | // Stylus takes precedence over all tools, then mouse, then finger. |
| 4499 | PointerUsage pointerUsage = mPointerUsage; |
| 4500 | if (!mCurrentCookedState.stylusIdBits.isEmpty()) { |
| 4501 | mCurrentCookedState.mouseIdBits.clear(); |
| 4502 | mCurrentCookedState.fingerIdBits.clear(); |
| 4503 | pointerUsage = POINTER_USAGE_STYLUS; |
| 4504 | } else if (!mCurrentCookedState.mouseIdBits.isEmpty()) { |
| 4505 | mCurrentCookedState.fingerIdBits.clear(); |
| 4506 | pointerUsage = POINTER_USAGE_MOUSE; |
| 4507 | } else if (!mCurrentCookedState.fingerIdBits.isEmpty() || |
| 4508 | isPointerDown(mCurrentRawState.buttonState)) { |
| 4509 | pointerUsage = POINTER_USAGE_GESTURES; |
| 4510 | } |
| 4511 | |
| 4512 | dispatchPointerUsage(when, policyFlags, pointerUsage); |
| 4513 | } else { |
| 4514 | if (mDeviceMode == DEVICE_MODE_DIRECT |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 4515 | && mConfig.showTouches && mPointerController != nullptr) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4516 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_SPOT); |
| 4517 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 4518 | |
| 4519 | mPointerController->setButtonState(mCurrentRawState.buttonState); |
| 4520 | mPointerController->setSpots(mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4521 | mCurrentCookedState.cookedPointerData.idToIndex, |
Arthur Hung | 7c64540 | 2019-01-25 17:45:42 +0800 | [diff] [blame] | 4522 | mCurrentCookedState.cookedPointerData.touchingIdBits, |
| 4523 | mViewport.displayId); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4524 | } |
| 4525 | |
Michael Wright | 8e81282 | 2015-06-22 16:18:21 +0100 | [diff] [blame] | 4526 | if (!mCurrentMotionAborted) { |
| 4527 | dispatchButtonRelease(when, policyFlags); |
| 4528 | dispatchHoverExit(when, policyFlags); |
| 4529 | dispatchTouches(when, policyFlags); |
| 4530 | dispatchHoverEnterAndMove(when, policyFlags); |
| 4531 | dispatchButtonPress(when, policyFlags); |
| 4532 | } |
| 4533 | |
| 4534 | if (mCurrentCookedState.cookedPointerData.pointerCount == 0) { |
| 4535 | mCurrentMotionAborted = false; |
| 4536 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4537 | } |
| 4538 | |
| 4539 | // Synthesize key up from raw buttons if needed. |
| 4540 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mSource, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 4541 | mViewport.displayId, policyFlags, |
| 4542 | mLastCookedState.buttonState, mCurrentCookedState.buttonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4543 | |
| 4544 | // Clear some transient state. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4545 | mCurrentRawState.rawVScroll = 0; |
| 4546 | mCurrentRawState.rawHScroll = 0; |
| 4547 | |
| 4548 | // Copy current touch to last touch in preparation for the next cycle. |
| 4549 | mLastRawState.copyFrom(mCurrentRawState); |
| 4550 | mLastCookedState.copyFrom(mCurrentCookedState); |
| 4551 | } |
| 4552 | |
| 4553 | void TouchInputMapper::applyExternalStylusButtonState(nsecs_t when) { |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4554 | if (mDeviceMode == DEVICE_MODE_DIRECT && hasExternalStylus() && mExternalStylusId != -1) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4555 | mCurrentRawState.buttonState |= mExternalStylusState.buttons; |
| 4556 | } |
| 4557 | } |
| 4558 | |
| 4559 | void TouchInputMapper::applyExternalStylusTouchState(nsecs_t when) { |
Michael Wright | 53dca3a | 2015-04-23 17:39:53 +0100 | [diff] [blame] | 4560 | CookedPointerData& currentPointerData = mCurrentCookedState.cookedPointerData; |
| 4561 | const CookedPointerData& lastPointerData = mLastCookedState.cookedPointerData; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4562 | |
Michael Wright | 53dca3a | 2015-04-23 17:39:53 +0100 | [diff] [blame] | 4563 | if (mExternalStylusId != -1 && currentPointerData.isTouching(mExternalStylusId)) { |
| 4564 | float pressure = mExternalStylusState.pressure; |
| 4565 | if (pressure == 0.0f && lastPointerData.isTouching(mExternalStylusId)) { |
| 4566 | const PointerCoords& coords = lastPointerData.pointerCoordsForId(mExternalStylusId); |
| 4567 | pressure = coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE); |
| 4568 | } |
| 4569 | PointerCoords& coords = currentPointerData.editPointerCoordsWithId(mExternalStylusId); |
| 4570 | coords.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, pressure); |
| 4571 | |
| 4572 | PointerProperties& properties = |
| 4573 | currentPointerData.editPointerPropertiesWithId(mExternalStylusId); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4574 | if (mExternalStylusState.toolType != AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 4575 | properties.toolType = mExternalStylusState.toolType; |
| 4576 | } |
| 4577 | } |
| 4578 | } |
| 4579 | |
| 4580 | bool TouchInputMapper::assignExternalStylusId(const RawState& state, bool timeout) { |
| 4581 | if (mDeviceMode != DEVICE_MODE_DIRECT || !hasExternalStylus()) { |
| 4582 | return false; |
| 4583 | } |
| 4584 | |
| 4585 | const bool initialDown = mLastRawState.rawPointerData.pointerCount == 0 |
| 4586 | && state.rawPointerData.pointerCount != 0; |
| 4587 | if (initialDown) { |
| 4588 | if (mExternalStylusState.pressure != 0.0f) { |
| 4589 | #if DEBUG_STYLUS_FUSION |
| 4590 | ALOGD("Have both stylus and touch data, beginning fusion"); |
| 4591 | #endif |
| 4592 | mExternalStylusId = state.rawPointerData.touchingIdBits.firstMarkedBit(); |
| 4593 | } else if (timeout) { |
| 4594 | #if DEBUG_STYLUS_FUSION |
| 4595 | ALOGD("Timeout expired, assuming touch is not a stylus."); |
| 4596 | #endif |
| 4597 | resetExternalStylus(); |
| 4598 | } else { |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4599 | if (mExternalStylusFusionTimeout == LLONG_MAX) { |
| 4600 | mExternalStylusFusionTimeout = state.when + EXTERNAL_STYLUS_DATA_TIMEOUT; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4601 | } |
| 4602 | #if DEBUG_STYLUS_FUSION |
| 4603 | ALOGD("No stylus data but stylus is connected, requesting timeout " |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4604 | "(%" PRId64 "ms)", mExternalStylusFusionTimeout); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4605 | #endif |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4606 | getContext()->requestTimeoutAtTime(mExternalStylusFusionTimeout); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4607 | return true; |
| 4608 | } |
| 4609 | } |
| 4610 | |
| 4611 | // Check if the stylus pointer has gone up. |
| 4612 | if (mExternalStylusId != -1 && |
| 4613 | !state.rawPointerData.touchingIdBits.hasBit(mExternalStylusId)) { |
| 4614 | #if DEBUG_STYLUS_FUSION |
| 4615 | ALOGD("Stylus pointer is going up"); |
| 4616 | #endif |
| 4617 | mExternalStylusId = -1; |
| 4618 | } |
| 4619 | |
| 4620 | return false; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4621 | } |
| 4622 | |
| 4623 | void TouchInputMapper::timeoutExpired(nsecs_t when) { |
| 4624 | if (mDeviceMode == DEVICE_MODE_POINTER) { |
| 4625 | if (mPointerUsage == POINTER_USAGE_GESTURES) { |
| 4626 | dispatchPointerGestures(when, 0 /*policyFlags*/, true /*isTimeout*/); |
| 4627 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4628 | } else if (mDeviceMode == DEVICE_MODE_DIRECT) { |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4629 | if (mExternalStylusFusionTimeout < when) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4630 | processRawTouches(true /*timeout*/); |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4631 | } else if (mExternalStylusFusionTimeout != LLONG_MAX) { |
| 4632 | getContext()->requestTimeoutAtTime(mExternalStylusFusionTimeout); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4633 | } |
| 4634 | } |
| 4635 | } |
| 4636 | |
| 4637 | void TouchInputMapper::updateExternalStylusState(const StylusState& state) { |
Michael Wright | 4af18b9 | 2015-04-20 22:03:54 +0100 | [diff] [blame] | 4638 | mExternalStylusState.copyFrom(state); |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4639 | if (mExternalStylusId != -1 || mExternalStylusFusionTimeout != LLONG_MAX) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4640 | // We're either in the middle of a fused stream of data or we're waiting on data before |
| 4641 | // dispatching the initial down, so go ahead and dispatch now that we have fresh stylus |
| 4642 | // data. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4643 | mExternalStylusDataPending = true; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4644 | processRawTouches(false /*timeout*/); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4645 | } |
| 4646 | } |
| 4647 | |
| 4648 | bool TouchInputMapper::consumeRawTouches(nsecs_t when, uint32_t policyFlags) { |
| 4649 | // Check for release of a virtual key. |
| 4650 | if (mCurrentVirtualKey.down) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4651 | if (mCurrentRawState.rawPointerData.touchingIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4652 | // Pointer went up while virtual key was down. |
| 4653 | mCurrentVirtualKey.down = false; |
| 4654 | if (!mCurrentVirtualKey.ignored) { |
| 4655 | #if DEBUG_VIRTUAL_KEYS |
| 4656 | ALOGD("VirtualKeys: Generating key up: keyCode=%d, scanCode=%d", |
| 4657 | mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode); |
| 4658 | #endif |
| 4659 | dispatchVirtualKey(when, policyFlags, |
| 4660 | AKEY_EVENT_ACTION_UP, |
| 4661 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY); |
| 4662 | } |
| 4663 | return true; |
| 4664 | } |
| 4665 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4666 | if (mCurrentRawState.rawPointerData.touchingIdBits.count() == 1) { |
| 4667 | uint32_t id = mCurrentRawState.rawPointerData.touchingIdBits.firstMarkedBit(); |
| 4668 | const RawPointerData::Pointer& pointer = |
| 4669 | mCurrentRawState.rawPointerData.pointerForId(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4670 | const VirtualKey* virtualKey = findVirtualKeyHit(pointer.x, pointer.y); |
| 4671 | if (virtualKey && virtualKey->keyCode == mCurrentVirtualKey.keyCode) { |
| 4672 | // Pointer is still within the space of the virtual key. |
| 4673 | return true; |
| 4674 | } |
| 4675 | } |
| 4676 | |
| 4677 | // Pointer left virtual key area or another pointer also went down. |
| 4678 | // Send key cancellation but do not consume the touch yet. |
| 4679 | // This is useful when the user swipes through from the virtual key area |
| 4680 | // into the main display surface. |
| 4681 | mCurrentVirtualKey.down = false; |
| 4682 | if (!mCurrentVirtualKey.ignored) { |
| 4683 | #if DEBUG_VIRTUAL_KEYS |
| 4684 | ALOGD("VirtualKeys: Canceling key: keyCode=%d, scanCode=%d", |
| 4685 | mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode); |
| 4686 | #endif |
| 4687 | dispatchVirtualKey(when, policyFlags, |
| 4688 | AKEY_EVENT_ACTION_UP, |
| 4689 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY |
| 4690 | | AKEY_EVENT_FLAG_CANCELED); |
| 4691 | } |
| 4692 | } |
| 4693 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4694 | if (mLastRawState.rawPointerData.touchingIdBits.isEmpty() |
| 4695 | && !mCurrentRawState.rawPointerData.touchingIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4696 | // Pointer just went down. Check for virtual key press or off-screen touches. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4697 | uint32_t id = mCurrentRawState.rawPointerData.touchingIdBits.firstMarkedBit(); |
| 4698 | const RawPointerData::Pointer& pointer = mCurrentRawState.rawPointerData.pointerForId(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4699 | if (!isPointInsideSurface(pointer.x, pointer.y)) { |
| 4700 | // If exactly one pointer went down, check for virtual key hit. |
| 4701 | // Otherwise we will drop the entire stroke. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4702 | if (mCurrentRawState.rawPointerData.touchingIdBits.count() == 1) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4703 | const VirtualKey* virtualKey = findVirtualKeyHit(pointer.x, pointer.y); |
| 4704 | if (virtualKey) { |
| 4705 | mCurrentVirtualKey.down = true; |
| 4706 | mCurrentVirtualKey.downTime = when; |
| 4707 | mCurrentVirtualKey.keyCode = virtualKey->keyCode; |
| 4708 | mCurrentVirtualKey.scanCode = virtualKey->scanCode; |
| 4709 | mCurrentVirtualKey.ignored = mContext->shouldDropVirtualKey( |
| 4710 | when, getDevice(), virtualKey->keyCode, virtualKey->scanCode); |
| 4711 | |
| 4712 | if (!mCurrentVirtualKey.ignored) { |
| 4713 | #if DEBUG_VIRTUAL_KEYS |
| 4714 | ALOGD("VirtualKeys: Generating key down: keyCode=%d, scanCode=%d", |
| 4715 | mCurrentVirtualKey.keyCode, |
| 4716 | mCurrentVirtualKey.scanCode); |
| 4717 | #endif |
| 4718 | dispatchVirtualKey(when, policyFlags, |
| 4719 | AKEY_EVENT_ACTION_DOWN, |
| 4720 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY); |
| 4721 | } |
| 4722 | } |
| 4723 | } |
| 4724 | return true; |
| 4725 | } |
| 4726 | } |
| 4727 | |
| 4728 | // Disable all virtual key touches that happen within a short time interval of the |
| 4729 | // most recent touch within the screen area. The idea is to filter out stray |
| 4730 | // virtual key presses when interacting with the touch screen. |
| 4731 | // |
| 4732 | // Problems we're trying to solve: |
| 4733 | // |
| 4734 | // 1. While scrolling a list or dragging the window shade, the user swipes down into a |
| 4735 | // virtual key area that is implemented by a separate touch panel and accidentally |
| 4736 | // triggers a virtual key. |
| 4737 | // |
| 4738 | // 2. While typing in the on screen keyboard, the user taps slightly outside the screen |
| 4739 | // area and accidentally triggers a virtual key. This often happens when virtual keys |
| 4740 | // are layed out below the screen near to where the on screen keyboard's space bar |
| 4741 | // is displayed. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4742 | if (mConfig.virtualKeyQuietTime > 0 && |
| 4743 | !mCurrentRawState.rawPointerData.touchingIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4744 | mContext->disableVirtualKeysUntil(when + mConfig.virtualKeyQuietTime); |
| 4745 | } |
| 4746 | return false; |
| 4747 | } |
| 4748 | |
| 4749 | void TouchInputMapper::dispatchVirtualKey(nsecs_t when, uint32_t policyFlags, |
| 4750 | int32_t keyEventAction, int32_t keyEventFlags) { |
| 4751 | int32_t keyCode = mCurrentVirtualKey.keyCode; |
| 4752 | int32_t scanCode = mCurrentVirtualKey.scanCode; |
| 4753 | nsecs_t downTime = mCurrentVirtualKey.downTime; |
| 4754 | int32_t metaState = mContext->getGlobalMetaState(); |
| 4755 | policyFlags |= POLICY_FLAG_VIRTUAL; |
| 4756 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 4757 | NotifyKeyArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), AINPUT_SOURCE_KEYBOARD, |
| 4758 | mViewport.displayId, |
Siarhei Vishniakou | a62a8dd | 2018-06-08 21:17:33 +0100 | [diff] [blame] | 4759 | policyFlags, keyEventAction, keyEventFlags, keyCode, scanCode, metaState, downTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4760 | getListener()->notifyKey(&args); |
| 4761 | } |
| 4762 | |
Michael Wright | 8e81282 | 2015-06-22 16:18:21 +0100 | [diff] [blame] | 4763 | void TouchInputMapper::abortTouches(nsecs_t when, uint32_t policyFlags) { |
| 4764 | BitSet32 currentIdBits = mCurrentCookedState.cookedPointerData.touchingIdBits; |
| 4765 | if (!currentIdBits.isEmpty()) { |
| 4766 | int32_t metaState = getContext()->getGlobalMetaState(); |
| 4767 | int32_t buttonState = mCurrentCookedState.buttonState; |
| 4768 | dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0, |
| 4769 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4770 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 8e81282 | 2015-06-22 16:18:21 +0100 | [diff] [blame] | 4771 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4772 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4773 | mCurrentCookedState.cookedPointerData.idToIndex, |
| 4774 | currentIdBits, -1, |
| 4775 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4776 | mCurrentMotionAborted = true; |
| 4777 | } |
| 4778 | } |
| 4779 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4780 | void TouchInputMapper::dispatchTouches(nsecs_t when, uint32_t policyFlags) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4781 | BitSet32 currentIdBits = mCurrentCookedState.cookedPointerData.touchingIdBits; |
| 4782 | BitSet32 lastIdBits = mLastCookedState.cookedPointerData.touchingIdBits; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4783 | int32_t metaState = getContext()->getGlobalMetaState(); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4784 | int32_t buttonState = mCurrentCookedState.buttonState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4785 | |
| 4786 | if (currentIdBits == lastIdBits) { |
| 4787 | if (!currentIdBits.isEmpty()) { |
| 4788 | // No pointer id changes so this is a move event. |
| 4789 | // The listener takes care of batching moves so we don't have to deal with that here. |
| 4790 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4791 | AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, buttonState, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4792 | AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4793 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4794 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4795 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4796 | mCurrentCookedState.cookedPointerData.idToIndex, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4797 | currentIdBits, -1, |
| 4798 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4799 | } |
| 4800 | } else { |
| 4801 | // There may be pointers going up and pointers going down and pointers moving |
| 4802 | // all at the same time. |
| 4803 | BitSet32 upIdBits(lastIdBits.value & ~currentIdBits.value); |
| 4804 | BitSet32 downIdBits(currentIdBits.value & ~lastIdBits.value); |
| 4805 | BitSet32 moveIdBits(lastIdBits.value & currentIdBits.value); |
| 4806 | BitSet32 dispatchedIdBits(lastIdBits.value); |
| 4807 | |
| 4808 | // Update last coordinates of pointers that have moved so that we observe the new |
| 4809 | // pointer positions at the same time as other pointers that have just gone up. |
| 4810 | bool moveNeeded = updateMovedPointers( |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4811 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4812 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4813 | mCurrentCookedState.cookedPointerData.idToIndex, |
| 4814 | mLastCookedState.cookedPointerData.pointerProperties, |
| 4815 | mLastCookedState.cookedPointerData.pointerCoords, |
| 4816 | mLastCookedState.cookedPointerData.idToIndex, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4817 | moveIdBits); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4818 | if (buttonState != mLastCookedState.buttonState) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4819 | moveNeeded = true; |
| 4820 | } |
| 4821 | |
| 4822 | // Dispatch pointer up events. |
| 4823 | while (!upIdBits.isEmpty()) { |
| 4824 | uint32_t upId = upIdBits.clearFirstMarkedBit(); |
| 4825 | |
| 4826 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4827 | AMOTION_EVENT_ACTION_POINTER_UP, 0, 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4828 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4829 | mLastCookedState.cookedPointerData.pointerProperties, |
| 4830 | mLastCookedState.cookedPointerData.pointerCoords, |
| 4831 | mLastCookedState.cookedPointerData.idToIndex, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4832 | dispatchedIdBits, upId, mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4833 | dispatchedIdBits.clearBit(upId); |
| 4834 | } |
| 4835 | |
| 4836 | // Dispatch move events if any of the remaining pointers moved from their old locations. |
| 4837 | // Although applications receive new locations as part of individual pointer up |
| 4838 | // events, they do not generally handle them except when presented in a move event. |
Michael Wright | 43fd19f | 2015-04-21 19:02:58 +0100 | [diff] [blame] | 4839 | if (moveNeeded && !moveIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4840 | ALOG_ASSERT(moveIdBits.value == dispatchedIdBits.value); |
| 4841 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4842 | AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4843 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4844 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4845 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4846 | mCurrentCookedState.cookedPointerData.idToIndex, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4847 | dispatchedIdBits, -1, mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4848 | } |
| 4849 | |
| 4850 | // Dispatch pointer down events using the new pointer locations. |
| 4851 | while (!downIdBits.isEmpty()) { |
| 4852 | uint32_t downId = downIdBits.clearFirstMarkedBit(); |
| 4853 | dispatchedIdBits.markBit(downId); |
| 4854 | |
| 4855 | if (dispatchedIdBits.count() == 1) { |
| 4856 | // First pointer is going down. Set down time. |
| 4857 | mDownTime = when; |
| 4858 | } |
| 4859 | |
| 4860 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4861 | AMOTION_EVENT_ACTION_POINTER_DOWN, 0, 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4862 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4863 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4864 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4865 | mCurrentCookedState.cookedPointerData.idToIndex, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4866 | dispatchedIdBits, downId, mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4867 | } |
| 4868 | } |
| 4869 | } |
| 4870 | |
| 4871 | void TouchInputMapper::dispatchHoverExit(nsecs_t when, uint32_t policyFlags) { |
| 4872 | if (mSentHoverEnter && |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4873 | (mCurrentCookedState.cookedPointerData.hoveringIdBits.isEmpty() |
| 4874 | || !mCurrentCookedState.cookedPointerData.touchingIdBits.isEmpty())) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4875 | int32_t metaState = getContext()->getGlobalMetaState(); |
| 4876 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4877 | AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0, metaState, mLastCookedState.buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4878 | mLastCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4879 | mLastCookedState.cookedPointerData.pointerProperties, |
| 4880 | mLastCookedState.cookedPointerData.pointerCoords, |
| 4881 | mLastCookedState.cookedPointerData.idToIndex, |
| 4882 | mLastCookedState.cookedPointerData.hoveringIdBits, -1, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4883 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4884 | mSentHoverEnter = false; |
| 4885 | } |
| 4886 | } |
| 4887 | |
| 4888 | void TouchInputMapper::dispatchHoverEnterAndMove(nsecs_t when, uint32_t policyFlags) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4889 | if (mCurrentCookedState.cookedPointerData.touchingIdBits.isEmpty() |
| 4890 | && !mCurrentCookedState.cookedPointerData.hoveringIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4891 | int32_t metaState = getContext()->getGlobalMetaState(); |
| 4892 | if (!mSentHoverEnter) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4893 | dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_ENTER, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4894 | 0, 0, metaState, mCurrentRawState.buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4895 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4896 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4897 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4898 | mCurrentCookedState.cookedPointerData.idToIndex, |
| 4899 | mCurrentCookedState.cookedPointerData.hoveringIdBits, -1, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4900 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4901 | mSentHoverEnter = true; |
| 4902 | } |
| 4903 | |
| 4904 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4905 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4906 | mCurrentRawState.buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4907 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4908 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4909 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4910 | mCurrentCookedState.cookedPointerData.idToIndex, |
| 4911 | mCurrentCookedState.cookedPointerData.hoveringIdBits, -1, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4912 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4913 | } |
| 4914 | } |
| 4915 | |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4916 | void TouchInputMapper::dispatchButtonRelease(nsecs_t when, uint32_t policyFlags) { |
| 4917 | BitSet32 releasedButtons(mLastCookedState.buttonState & ~mCurrentCookedState.buttonState); |
| 4918 | const BitSet32& idBits = findActiveIdBits(mLastCookedState.cookedPointerData); |
| 4919 | const int32_t metaState = getContext()->getGlobalMetaState(); |
| 4920 | int32_t buttonState = mLastCookedState.buttonState; |
| 4921 | while (!releasedButtons.isEmpty()) { |
| 4922 | int32_t actionButton = BitSet32::valueForBit(releasedButtons.clearFirstMarkedBit()); |
| 4923 | buttonState &= ~actionButton; |
| 4924 | dispatchMotion(when, policyFlags, mSource, |
| 4925 | AMOTION_EVENT_ACTION_BUTTON_RELEASE, actionButton, |
| 4926 | 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4927 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4928 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4929 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4930 | mCurrentCookedState.cookedPointerData.idToIndex, idBits, -1, |
| 4931 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4932 | } |
| 4933 | } |
| 4934 | |
| 4935 | void TouchInputMapper::dispatchButtonPress(nsecs_t when, uint32_t policyFlags) { |
| 4936 | BitSet32 pressedButtons(mCurrentCookedState.buttonState & ~mLastCookedState.buttonState); |
| 4937 | const BitSet32& idBits = findActiveIdBits(mCurrentCookedState.cookedPointerData); |
| 4938 | const int32_t metaState = getContext()->getGlobalMetaState(); |
| 4939 | int32_t buttonState = mLastCookedState.buttonState; |
| 4940 | while (!pressedButtons.isEmpty()) { |
| 4941 | int32_t actionButton = BitSet32::valueForBit(pressedButtons.clearFirstMarkedBit()); |
| 4942 | buttonState |= actionButton; |
| 4943 | dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_BUTTON_PRESS, actionButton, |
| 4944 | 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4945 | mCurrentCookedState.deviceTimestamp, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4946 | mCurrentCookedState.cookedPointerData.pointerProperties, |
| 4947 | mCurrentCookedState.cookedPointerData.pointerCoords, |
| 4948 | mCurrentCookedState.cookedPointerData.idToIndex, idBits, -1, |
| 4949 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 4950 | } |
| 4951 | } |
| 4952 | |
| 4953 | const BitSet32& TouchInputMapper::findActiveIdBits(const CookedPointerData& cookedPointerData) { |
| 4954 | if (!cookedPointerData.touchingIdBits.isEmpty()) { |
| 4955 | return cookedPointerData.touchingIdBits; |
| 4956 | } |
| 4957 | return cookedPointerData.hoveringIdBits; |
| 4958 | } |
| 4959 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4960 | void TouchInputMapper::cookPointerData() { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4961 | uint32_t currentPointerCount = mCurrentRawState.rawPointerData.pointerCount; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4962 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4963 | mCurrentCookedState.cookedPointerData.clear(); |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 4964 | mCurrentCookedState.deviceTimestamp = |
| 4965 | mCurrentRawState.deviceTimestamp; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4966 | mCurrentCookedState.cookedPointerData.pointerCount = currentPointerCount; |
| 4967 | mCurrentCookedState.cookedPointerData.hoveringIdBits = |
| 4968 | mCurrentRawState.rawPointerData.hoveringIdBits; |
| 4969 | mCurrentCookedState.cookedPointerData.touchingIdBits = |
| 4970 | mCurrentRawState.rawPointerData.touchingIdBits; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4971 | |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 4972 | if (mCurrentCookedState.cookedPointerData.pointerCount == 0) { |
| 4973 | mCurrentCookedState.buttonState = 0; |
| 4974 | } else { |
| 4975 | mCurrentCookedState.buttonState = mCurrentRawState.buttonState; |
| 4976 | } |
| 4977 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4978 | // Walk through the the active pointers and map device coordinates onto |
| 4979 | // surface coordinates and adjust for display orientation. |
| 4980 | for (uint32_t i = 0; i < currentPointerCount; i++) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 4981 | const RawPointerData::Pointer& in = mCurrentRawState.rawPointerData.pointers[i]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 4982 | |
| 4983 | // Size |
| 4984 | float touchMajor, touchMinor, toolMajor, toolMinor, size; |
| 4985 | switch (mCalibration.sizeCalibration) { |
| 4986 | case Calibration::SIZE_CALIBRATION_GEOMETRIC: |
| 4987 | case Calibration::SIZE_CALIBRATION_DIAMETER: |
| 4988 | case Calibration::SIZE_CALIBRATION_BOX: |
| 4989 | case Calibration::SIZE_CALIBRATION_AREA: |
| 4990 | if (mRawPointerAxes.touchMajor.valid && mRawPointerAxes.toolMajor.valid) { |
| 4991 | touchMajor = in.touchMajor; |
| 4992 | touchMinor = mRawPointerAxes.touchMinor.valid ? in.touchMinor : in.touchMajor; |
| 4993 | toolMajor = in.toolMajor; |
| 4994 | toolMinor = mRawPointerAxes.toolMinor.valid ? in.toolMinor : in.toolMajor; |
| 4995 | size = mRawPointerAxes.touchMinor.valid |
| 4996 | ? avg(in.touchMajor, in.touchMinor) : in.touchMajor; |
| 4997 | } else if (mRawPointerAxes.touchMajor.valid) { |
| 4998 | toolMajor = touchMajor = in.touchMajor; |
| 4999 | toolMinor = touchMinor = mRawPointerAxes.touchMinor.valid |
| 5000 | ? in.touchMinor : in.touchMajor; |
| 5001 | size = mRawPointerAxes.touchMinor.valid |
| 5002 | ? avg(in.touchMajor, in.touchMinor) : in.touchMajor; |
| 5003 | } else if (mRawPointerAxes.toolMajor.valid) { |
| 5004 | touchMajor = toolMajor = in.toolMajor; |
| 5005 | touchMinor = toolMinor = mRawPointerAxes.toolMinor.valid |
| 5006 | ? in.toolMinor : in.toolMajor; |
| 5007 | size = mRawPointerAxes.toolMinor.valid |
| 5008 | ? avg(in.toolMajor, in.toolMinor) : in.toolMajor; |
| 5009 | } else { |
| 5010 | ALOG_ASSERT(false, "No touch or tool axes. " |
| 5011 | "Size calibration should have been resolved to NONE."); |
| 5012 | touchMajor = 0; |
| 5013 | touchMinor = 0; |
| 5014 | toolMajor = 0; |
| 5015 | toolMinor = 0; |
| 5016 | size = 0; |
| 5017 | } |
| 5018 | |
| 5019 | if (mCalibration.haveSizeIsSummed && mCalibration.sizeIsSummed) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5020 | uint32_t touchingCount = |
| 5021 | mCurrentRawState.rawPointerData.touchingIdBits.count(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5022 | if (touchingCount > 1) { |
| 5023 | touchMajor /= touchingCount; |
| 5024 | touchMinor /= touchingCount; |
| 5025 | toolMajor /= touchingCount; |
| 5026 | toolMinor /= touchingCount; |
| 5027 | size /= touchingCount; |
| 5028 | } |
| 5029 | } |
| 5030 | |
| 5031 | if (mCalibration.sizeCalibration == Calibration::SIZE_CALIBRATION_GEOMETRIC) { |
| 5032 | touchMajor *= mGeometricScale; |
| 5033 | touchMinor *= mGeometricScale; |
| 5034 | toolMajor *= mGeometricScale; |
| 5035 | toolMinor *= mGeometricScale; |
| 5036 | } else if (mCalibration.sizeCalibration == Calibration::SIZE_CALIBRATION_AREA) { |
| 5037 | touchMajor = touchMajor > 0 ? sqrtf(touchMajor) : 0; |
| 5038 | touchMinor = touchMajor; |
| 5039 | toolMajor = toolMajor > 0 ? sqrtf(toolMajor) : 0; |
| 5040 | toolMinor = toolMajor; |
| 5041 | } else if (mCalibration.sizeCalibration == Calibration::SIZE_CALIBRATION_DIAMETER) { |
| 5042 | touchMinor = touchMajor; |
| 5043 | toolMinor = toolMajor; |
| 5044 | } |
| 5045 | |
| 5046 | mCalibration.applySizeScaleAndBias(&touchMajor); |
| 5047 | mCalibration.applySizeScaleAndBias(&touchMinor); |
| 5048 | mCalibration.applySizeScaleAndBias(&toolMajor); |
| 5049 | mCalibration.applySizeScaleAndBias(&toolMinor); |
| 5050 | size *= mSizeScale; |
| 5051 | break; |
| 5052 | default: |
| 5053 | touchMajor = 0; |
| 5054 | touchMinor = 0; |
| 5055 | toolMajor = 0; |
| 5056 | toolMinor = 0; |
| 5057 | size = 0; |
| 5058 | break; |
| 5059 | } |
| 5060 | |
| 5061 | // Pressure |
| 5062 | float pressure; |
| 5063 | switch (mCalibration.pressureCalibration) { |
| 5064 | case Calibration::PRESSURE_CALIBRATION_PHYSICAL: |
| 5065 | case Calibration::PRESSURE_CALIBRATION_AMPLITUDE: |
| 5066 | pressure = in.pressure * mPressureScale; |
| 5067 | break; |
| 5068 | default: |
| 5069 | pressure = in.isHovering ? 0 : 1; |
| 5070 | break; |
| 5071 | } |
| 5072 | |
| 5073 | // Tilt and Orientation |
| 5074 | float tilt; |
| 5075 | float orientation; |
| 5076 | if (mHaveTilt) { |
| 5077 | float tiltXAngle = (in.tiltX - mTiltXCenter) * mTiltXScale; |
| 5078 | float tiltYAngle = (in.tiltY - mTiltYCenter) * mTiltYScale; |
| 5079 | orientation = atan2f(-sinf(tiltXAngle), sinf(tiltYAngle)); |
| 5080 | tilt = acosf(cosf(tiltXAngle) * cosf(tiltYAngle)); |
| 5081 | } else { |
| 5082 | tilt = 0; |
| 5083 | |
| 5084 | switch (mCalibration.orientationCalibration) { |
| 5085 | case Calibration::ORIENTATION_CALIBRATION_INTERPOLATED: |
| 5086 | orientation = in.orientation * mOrientationScale; |
| 5087 | break; |
| 5088 | case Calibration::ORIENTATION_CALIBRATION_VECTOR: { |
| 5089 | int32_t c1 = signExtendNybble((in.orientation & 0xf0) >> 4); |
| 5090 | int32_t c2 = signExtendNybble(in.orientation & 0x0f); |
| 5091 | if (c1 != 0 || c2 != 0) { |
| 5092 | orientation = atan2f(c1, c2) * 0.5f; |
| 5093 | float confidence = hypotf(c1, c2); |
| 5094 | float scale = 1.0f + confidence / 16.0f; |
| 5095 | touchMajor *= scale; |
| 5096 | touchMinor /= scale; |
| 5097 | toolMajor *= scale; |
| 5098 | toolMinor /= scale; |
| 5099 | } else { |
| 5100 | orientation = 0; |
| 5101 | } |
| 5102 | break; |
| 5103 | } |
| 5104 | default: |
| 5105 | orientation = 0; |
| 5106 | } |
| 5107 | } |
| 5108 | |
| 5109 | // Distance |
| 5110 | float distance; |
| 5111 | switch (mCalibration.distanceCalibration) { |
| 5112 | case Calibration::DISTANCE_CALIBRATION_SCALED: |
| 5113 | distance = in.distance * mDistanceScale; |
| 5114 | break; |
| 5115 | default: |
| 5116 | distance = 0; |
| 5117 | } |
| 5118 | |
| 5119 | // Coverage |
| 5120 | int32_t rawLeft, rawTop, rawRight, rawBottom; |
| 5121 | switch (mCalibration.coverageCalibration) { |
| 5122 | case Calibration::COVERAGE_CALIBRATION_BOX: |
| 5123 | rawLeft = (in.toolMinor & 0xffff0000) >> 16; |
| 5124 | rawRight = in.toolMinor & 0x0000ffff; |
| 5125 | rawBottom = in.toolMajor & 0x0000ffff; |
| 5126 | rawTop = (in.toolMajor & 0xffff0000) >> 16; |
| 5127 | break; |
| 5128 | default: |
| 5129 | rawLeft = rawTop = rawRight = rawBottom = 0; |
| 5130 | break; |
| 5131 | } |
| 5132 | |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 5133 | // Adjust X,Y coords for device calibration |
| 5134 | // TODO: Adjust coverage coords? |
| 5135 | float xTransformed = in.x, yTransformed = in.y; |
| 5136 | mAffineTransform.applyTo(xTransformed, yTransformed); |
| 5137 | |
| 5138 | // Adjust X, Y, and coverage coords for surface orientation. |
| 5139 | float x, y; |
| 5140 | float left, top, right, bottom; |
| 5141 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5142 | switch (mSurfaceOrientation) { |
| 5143 | case DISPLAY_ORIENTATION_90: |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 5144 | x = float(yTransformed - mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
| 5145 | y = float(mRawPointerAxes.x.maxValue - xTransformed) * mXScale + mXTranslate; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5146 | left = float(rawTop - mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
| 5147 | right = float(rawBottom- mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
| 5148 | bottom = float(mRawPointerAxes.x.maxValue - rawLeft) * mXScale + mXTranslate; |
| 5149 | top = float(mRawPointerAxes.x.maxValue - rawRight) * mXScale + mXTranslate; |
| 5150 | orientation -= M_PI_2; |
baik.han | 18a8148 | 2015-04-14 19:49:28 +0900 | [diff] [blame] | 5151 | if (mOrientedRanges.haveOrientation && orientation < mOrientedRanges.orientation.min) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5152 | orientation += (mOrientedRanges.orientation.max - mOrientedRanges.orientation.min); |
| 5153 | } |
| 5154 | break; |
| 5155 | case DISPLAY_ORIENTATION_180: |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 5156 | x = float(mRawPointerAxes.x.maxValue - xTransformed) * mXScale; |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 5157 | y = float(mRawPointerAxes.y.maxValue - yTransformed) * mYScale + mYTranslate; |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 5158 | left = float(mRawPointerAxes.x.maxValue - rawRight) * mXScale; |
| 5159 | right = float(mRawPointerAxes.x.maxValue - rawLeft) * mXScale; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5160 | bottom = float(mRawPointerAxes.y.maxValue - rawTop) * mYScale + mYTranslate; |
| 5161 | top = float(mRawPointerAxes.y.maxValue - rawBottom) * mYScale + mYTranslate; |
| 5162 | orientation -= M_PI; |
baik.han | 18a8148 | 2015-04-14 19:49:28 +0900 | [diff] [blame] | 5163 | if (mOrientedRanges.haveOrientation && orientation < mOrientedRanges.orientation.min) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5164 | orientation += (mOrientedRanges.orientation.max - mOrientedRanges.orientation.min); |
| 5165 | } |
| 5166 | break; |
| 5167 | case DISPLAY_ORIENTATION_270: |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 5168 | x = float(mRawPointerAxes.y.maxValue - yTransformed) * mYScale; |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 5169 | y = float(xTransformed - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 5170 | left = float(mRawPointerAxes.y.maxValue - rawBottom) * mYScale; |
| 5171 | right = float(mRawPointerAxes.y.maxValue - rawTop) * mYScale; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5172 | bottom = float(rawRight - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
| 5173 | top = float(rawLeft - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
| 5174 | orientation += M_PI_2; |
baik.han | 18a8148 | 2015-04-14 19:49:28 +0900 | [diff] [blame] | 5175 | if (mOrientedRanges.haveOrientation && orientation > mOrientedRanges.orientation.max) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5176 | orientation -= (mOrientedRanges.orientation.max - mOrientedRanges.orientation.min); |
| 5177 | } |
| 5178 | break; |
| 5179 | default: |
Jason Gerecke | af126fb | 2012-05-10 14:22:47 -0700 | [diff] [blame] | 5180 | x = float(xTransformed - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
| 5181 | y = float(yTransformed - mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5182 | left = float(rawLeft - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
| 5183 | right = float(rawRight - mRawPointerAxes.x.minValue) * mXScale + mXTranslate; |
| 5184 | bottom = float(rawBottom - mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
| 5185 | top = float(rawTop - mRawPointerAxes.y.minValue) * mYScale + mYTranslate; |
| 5186 | break; |
| 5187 | } |
| 5188 | |
| 5189 | // Write output coords. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5190 | PointerCoords& out = mCurrentCookedState.cookedPointerData.pointerCoords[i]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5191 | out.clear(); |
| 5192 | out.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 5193 | out.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 5194 | out.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, pressure); |
| 5195 | out.setAxisValue(AMOTION_EVENT_AXIS_SIZE, size); |
| 5196 | out.setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, touchMajor); |
| 5197 | out.setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, touchMinor); |
| 5198 | out.setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, orientation); |
| 5199 | out.setAxisValue(AMOTION_EVENT_AXIS_TILT, tilt); |
| 5200 | out.setAxisValue(AMOTION_EVENT_AXIS_DISTANCE, distance); |
| 5201 | if (mCalibration.coverageCalibration == Calibration::COVERAGE_CALIBRATION_BOX) { |
| 5202 | out.setAxisValue(AMOTION_EVENT_AXIS_GENERIC_1, left); |
| 5203 | out.setAxisValue(AMOTION_EVENT_AXIS_GENERIC_2, top); |
| 5204 | out.setAxisValue(AMOTION_EVENT_AXIS_GENERIC_3, right); |
| 5205 | out.setAxisValue(AMOTION_EVENT_AXIS_GENERIC_4, bottom); |
| 5206 | } else { |
| 5207 | out.setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, toolMajor); |
| 5208 | out.setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, toolMinor); |
| 5209 | } |
| 5210 | |
| 5211 | // Write output properties. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5212 | PointerProperties& properties = |
| 5213 | mCurrentCookedState.cookedPointerData.pointerProperties[i]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5214 | uint32_t id = in.id; |
| 5215 | properties.clear(); |
| 5216 | properties.id = id; |
| 5217 | properties.toolType = in.toolType; |
| 5218 | |
| 5219 | // Write id index. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5220 | mCurrentCookedState.cookedPointerData.idToIndex[id] = i; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5221 | } |
| 5222 | } |
| 5223 | |
| 5224 | void TouchInputMapper::dispatchPointerUsage(nsecs_t when, uint32_t policyFlags, |
| 5225 | PointerUsage pointerUsage) { |
| 5226 | if (pointerUsage != mPointerUsage) { |
| 5227 | abortPointerUsage(when, policyFlags); |
| 5228 | mPointerUsage = pointerUsage; |
| 5229 | } |
| 5230 | |
| 5231 | switch (mPointerUsage) { |
| 5232 | case POINTER_USAGE_GESTURES: |
| 5233 | dispatchPointerGestures(when, policyFlags, false /*isTimeout*/); |
| 5234 | break; |
| 5235 | case POINTER_USAGE_STYLUS: |
| 5236 | dispatchPointerStylus(when, policyFlags); |
| 5237 | break; |
| 5238 | case POINTER_USAGE_MOUSE: |
| 5239 | dispatchPointerMouse(when, policyFlags); |
| 5240 | break; |
| 5241 | default: |
| 5242 | break; |
| 5243 | } |
| 5244 | } |
| 5245 | |
| 5246 | void TouchInputMapper::abortPointerUsage(nsecs_t when, uint32_t policyFlags) { |
| 5247 | switch (mPointerUsage) { |
| 5248 | case POINTER_USAGE_GESTURES: |
| 5249 | abortPointerGestures(when, policyFlags); |
| 5250 | break; |
| 5251 | case POINTER_USAGE_STYLUS: |
| 5252 | abortPointerStylus(when, policyFlags); |
| 5253 | break; |
| 5254 | case POINTER_USAGE_MOUSE: |
| 5255 | abortPointerMouse(when, policyFlags); |
| 5256 | break; |
| 5257 | default: |
| 5258 | break; |
| 5259 | } |
| 5260 | |
| 5261 | mPointerUsage = POINTER_USAGE_NONE; |
| 5262 | } |
| 5263 | |
| 5264 | void TouchInputMapper::dispatchPointerGestures(nsecs_t when, uint32_t policyFlags, |
| 5265 | bool isTimeout) { |
| 5266 | // Update current gesture coordinates. |
| 5267 | bool cancelPreviousGesture, finishPreviousGesture; |
| 5268 | bool sendEvents = preparePointerGestures(when, |
| 5269 | &cancelPreviousGesture, &finishPreviousGesture, isTimeout); |
| 5270 | if (!sendEvents) { |
| 5271 | return; |
| 5272 | } |
| 5273 | if (finishPreviousGesture) { |
| 5274 | cancelPreviousGesture = false; |
| 5275 | } |
| 5276 | |
| 5277 | // Update the pointer presentation and spots. |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5278 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH) { |
| 5279 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5280 | if (finishPreviousGesture || cancelPreviousGesture) { |
| 5281 | mPointerController->clearSpots(); |
| 5282 | } |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5283 | |
| 5284 | if (mPointerGesture.currentGestureMode == PointerGesture::FREEFORM) { |
| 5285 | mPointerController->setSpots(mPointerGesture.currentGestureCoords, |
| 5286 | mPointerGesture.currentGestureIdToIndex, |
Arthur Hung | 7c64540 | 2019-01-25 17:45:42 +0800 | [diff] [blame] | 5287 | mPointerGesture.currentGestureIdBits, |
| 5288 | mPointerController->getDisplayId()); |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5289 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5290 | } else { |
| 5291 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER); |
| 5292 | } |
| 5293 | |
| 5294 | // Show or hide the pointer if needed. |
| 5295 | switch (mPointerGesture.currentGestureMode) { |
| 5296 | case PointerGesture::NEUTRAL: |
| 5297 | case PointerGesture::QUIET: |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5298 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH |
| 5299 | && mPointerGesture.lastGestureMode == PointerGesture::FREEFORM) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5300 | // Remind the user of where the pointer is after finishing a gesture with spots. |
| 5301 | mPointerController->unfade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 5302 | } |
| 5303 | break; |
| 5304 | case PointerGesture::TAP: |
| 5305 | case PointerGesture::TAP_DRAG: |
| 5306 | case PointerGesture::BUTTON_CLICK_OR_DRAG: |
| 5307 | case PointerGesture::HOVER: |
| 5308 | case PointerGesture::PRESS: |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5309 | case PointerGesture::SWIPE: |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5310 | // Unfade the pointer when the current gesture manipulates the |
| 5311 | // area directly under the pointer. |
| 5312 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 5313 | break; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5314 | case PointerGesture::FREEFORM: |
| 5315 | // Fade the pointer when the current gesture manipulates a different |
| 5316 | // area and there are spots to guide the user experience. |
Amirhossein Simjour | 3dd617b | 2015-10-09 10:39:48 -0400 | [diff] [blame] | 5317 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_MULTI_TOUCH) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5318 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 5319 | } else { |
| 5320 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 5321 | } |
| 5322 | break; |
| 5323 | } |
| 5324 | |
| 5325 | // Send events! |
| 5326 | int32_t metaState = getContext()->getGlobalMetaState(); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5327 | int32_t buttonState = mCurrentCookedState.buttonState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5328 | |
| 5329 | // Update last coordinates of pointers that have moved so that we observe the new |
| 5330 | // pointer positions at the same time as other pointers that have just gone up. |
| 5331 | bool down = mPointerGesture.currentGestureMode == PointerGesture::TAP |
| 5332 | || mPointerGesture.currentGestureMode == PointerGesture::TAP_DRAG |
| 5333 | || mPointerGesture.currentGestureMode == PointerGesture::BUTTON_CLICK_OR_DRAG |
| 5334 | || mPointerGesture.currentGestureMode == PointerGesture::PRESS |
| 5335 | || mPointerGesture.currentGestureMode == PointerGesture::SWIPE |
| 5336 | || mPointerGesture.currentGestureMode == PointerGesture::FREEFORM; |
| 5337 | bool moveNeeded = false; |
| 5338 | if (down && !cancelPreviousGesture && !finishPreviousGesture |
| 5339 | && !mPointerGesture.lastGestureIdBits.isEmpty() |
| 5340 | && !mPointerGesture.currentGestureIdBits.isEmpty()) { |
| 5341 | BitSet32 movedGestureIdBits(mPointerGesture.currentGestureIdBits.value |
| 5342 | & mPointerGesture.lastGestureIdBits.value); |
| 5343 | moveNeeded = updateMovedPointers(mPointerGesture.currentGestureProperties, |
| 5344 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 5345 | mPointerGesture.lastGestureProperties, |
| 5346 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 5347 | movedGestureIdBits); |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5348 | if (buttonState != mLastCookedState.buttonState) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5349 | moveNeeded = true; |
| 5350 | } |
| 5351 | } |
| 5352 | |
| 5353 | // Send motion events for all pointers that went up or were canceled. |
| 5354 | BitSet32 dispatchedGestureIdBits(mPointerGesture.lastGestureIdBits); |
| 5355 | if (!dispatchedGestureIdBits.isEmpty()) { |
| 5356 | if (cancelPreviousGesture) { |
| 5357 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5358 | AMOTION_EVENT_ACTION_CANCEL, 0, 0, metaState, buttonState, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5359 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5360 | mPointerGesture.lastGestureProperties, |
| 5361 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5362 | dispatchedGestureIdBits, -1, 0, |
| 5363 | 0, mPointerGesture.downTime); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5364 | |
| 5365 | dispatchedGestureIdBits.clear(); |
| 5366 | } else { |
| 5367 | BitSet32 upGestureIdBits; |
| 5368 | if (finishPreviousGesture) { |
| 5369 | upGestureIdBits = dispatchedGestureIdBits; |
| 5370 | } else { |
| 5371 | upGestureIdBits.value = dispatchedGestureIdBits.value |
| 5372 | & ~mPointerGesture.currentGestureIdBits.value; |
| 5373 | } |
| 5374 | while (!upGestureIdBits.isEmpty()) { |
| 5375 | uint32_t id = upGestureIdBits.clearFirstMarkedBit(); |
| 5376 | |
| 5377 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5378 | AMOTION_EVENT_ACTION_POINTER_UP, 0, 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5379 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5380 | /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5381 | mPointerGesture.lastGestureProperties, |
| 5382 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 5383 | dispatchedGestureIdBits, id, |
| 5384 | 0, 0, mPointerGesture.downTime); |
| 5385 | |
| 5386 | dispatchedGestureIdBits.clearBit(id); |
| 5387 | } |
| 5388 | } |
| 5389 | } |
| 5390 | |
| 5391 | // Send motion events for all pointers that moved. |
| 5392 | if (moveNeeded) { |
| 5393 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5394 | AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, buttonState, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5395 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5396 | mPointerGesture.currentGestureProperties, |
| 5397 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 5398 | dispatchedGestureIdBits, -1, |
| 5399 | 0, 0, mPointerGesture.downTime); |
| 5400 | } |
| 5401 | |
| 5402 | // Send motion events for all pointers that went down. |
| 5403 | if (down) { |
| 5404 | BitSet32 downGestureIdBits(mPointerGesture.currentGestureIdBits.value |
| 5405 | & ~dispatchedGestureIdBits.value); |
| 5406 | while (!downGestureIdBits.isEmpty()) { |
| 5407 | uint32_t id = downGestureIdBits.clearFirstMarkedBit(); |
| 5408 | dispatchedGestureIdBits.markBit(id); |
| 5409 | |
| 5410 | if (dispatchedGestureIdBits.count() == 1) { |
| 5411 | mPointerGesture.downTime = when; |
| 5412 | } |
| 5413 | |
| 5414 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5415 | AMOTION_EVENT_ACTION_POINTER_DOWN, 0, 0, metaState, buttonState, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5416 | /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5417 | mPointerGesture.currentGestureProperties, |
| 5418 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 5419 | dispatchedGestureIdBits, id, |
| 5420 | 0, 0, mPointerGesture.downTime); |
| 5421 | } |
| 5422 | } |
| 5423 | |
| 5424 | // Send motion events for hover. |
| 5425 | if (mPointerGesture.currentGestureMode == PointerGesture::HOVER) { |
| 5426 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5427 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5428 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5429 | mPointerGesture.currentGestureProperties, |
| 5430 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 5431 | mPointerGesture.currentGestureIdBits, -1, |
| 5432 | 0, 0, mPointerGesture.downTime); |
| 5433 | } else if (dispatchedGestureIdBits.isEmpty() |
| 5434 | && !mPointerGesture.lastGestureIdBits.isEmpty()) { |
| 5435 | // Synthesize a hover move event after all pointers go up to indicate that |
| 5436 | // the pointer is hovering again even if the user is not currently touching |
| 5437 | // the touch pad. This ensures that a view will receive a fresh hover enter |
| 5438 | // event after a tap. |
| 5439 | float x, y; |
| 5440 | mPointerController->getPosition(&x, &y); |
| 5441 | |
| 5442 | PointerProperties pointerProperties; |
| 5443 | pointerProperties.clear(); |
| 5444 | pointerProperties.id = 0; |
| 5445 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5446 | |
| 5447 | PointerCoords pointerCoords; |
| 5448 | pointerCoords.clear(); |
| 5449 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 5450 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 5451 | |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 5452 | const int32_t displayId = mPointerController->getDisplayId(); |
Dan Harms | aca2840 | 2018-12-17 13:55:20 -0800 | [diff] [blame] | 5453 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 5454 | mSource, displayId, policyFlags, |
Dan Harms | aca2840 | 2018-12-17 13:55:20 -0800 | [diff] [blame] | 5455 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 5456 | metaState, buttonState, MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 5457 | /* deviceTimestamp */ 0, 1, &pointerProperties, &pointerCoords, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 5458 | 0, 0, mPointerGesture.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5459 | getListener()->notifyMotion(&args); |
| 5460 | } |
| 5461 | |
| 5462 | // Update state. |
| 5463 | mPointerGesture.lastGestureMode = mPointerGesture.currentGestureMode; |
| 5464 | if (!down) { |
| 5465 | mPointerGesture.lastGestureIdBits.clear(); |
| 5466 | } else { |
| 5467 | mPointerGesture.lastGestureIdBits = mPointerGesture.currentGestureIdBits; |
| 5468 | for (BitSet32 idBits(mPointerGesture.currentGestureIdBits); !idBits.isEmpty(); ) { |
| 5469 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 5470 | uint32_t index = mPointerGesture.currentGestureIdToIndex[id]; |
| 5471 | mPointerGesture.lastGestureProperties[index].copyFrom( |
| 5472 | mPointerGesture.currentGestureProperties[index]); |
| 5473 | mPointerGesture.lastGestureCoords[index].copyFrom( |
| 5474 | mPointerGesture.currentGestureCoords[index]); |
| 5475 | mPointerGesture.lastGestureIdToIndex[id] = index; |
| 5476 | } |
| 5477 | } |
| 5478 | } |
| 5479 | |
| 5480 | void TouchInputMapper::abortPointerGestures(nsecs_t when, uint32_t policyFlags) { |
| 5481 | // Cancel previously dispatches pointers. |
| 5482 | if (!mPointerGesture.lastGestureIdBits.isEmpty()) { |
| 5483 | int32_t metaState = getContext()->getGlobalMetaState(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5484 | int32_t buttonState = mCurrentRawState.buttonState; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5485 | dispatchMotion(when, policyFlags, mSource, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 5486 | AMOTION_EVENT_ACTION_CANCEL, 0, 0, metaState, buttonState, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 5487 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5488 | mPointerGesture.lastGestureProperties, |
| 5489 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 5490 | mPointerGesture.lastGestureIdBits, -1, |
| 5491 | 0, 0, mPointerGesture.downTime); |
| 5492 | } |
| 5493 | |
| 5494 | // Reset the current pointer gesture. |
| 5495 | mPointerGesture.reset(); |
| 5496 | mPointerVelocityControl.reset(); |
| 5497 | |
| 5498 | // Remove any current spots. |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 5499 | if (mPointerController != nullptr) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5500 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 5501 | mPointerController->clearSpots(); |
| 5502 | } |
| 5503 | } |
| 5504 | |
| 5505 | bool TouchInputMapper::preparePointerGestures(nsecs_t when, |
| 5506 | bool* outCancelPreviousGesture, bool* outFinishPreviousGesture, bool isTimeout) { |
| 5507 | *outCancelPreviousGesture = false; |
| 5508 | *outFinishPreviousGesture = false; |
| 5509 | |
| 5510 | // Handle TAP timeout. |
| 5511 | if (isTimeout) { |
| 5512 | #if DEBUG_GESTURES |
| 5513 | ALOGD("Gestures: Processing timeout"); |
| 5514 | #endif |
| 5515 | |
| 5516 | if (mPointerGesture.lastGestureMode == PointerGesture::TAP) { |
| 5517 | if (when <= mPointerGesture.tapUpTime + mConfig.pointerGestureTapDragInterval) { |
| 5518 | // The tap/drag timeout has not yet expired. |
| 5519 | getContext()->requestTimeoutAtTime(mPointerGesture.tapUpTime |
| 5520 | + mConfig.pointerGestureTapDragInterval); |
| 5521 | } else { |
| 5522 | // The tap is finished. |
| 5523 | #if DEBUG_GESTURES |
| 5524 | ALOGD("Gestures: TAP finished"); |
| 5525 | #endif |
| 5526 | *outFinishPreviousGesture = true; |
| 5527 | |
| 5528 | mPointerGesture.activeGestureId = -1; |
| 5529 | mPointerGesture.currentGestureMode = PointerGesture::NEUTRAL; |
| 5530 | mPointerGesture.currentGestureIdBits.clear(); |
| 5531 | |
| 5532 | mPointerVelocityControl.reset(); |
| 5533 | return true; |
| 5534 | } |
| 5535 | } |
| 5536 | |
| 5537 | // We did not handle this timeout. |
| 5538 | return false; |
| 5539 | } |
| 5540 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5541 | const uint32_t currentFingerCount = mCurrentCookedState.fingerIdBits.count(); |
| 5542 | const uint32_t lastFingerCount = mLastCookedState.fingerIdBits.count(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5543 | |
| 5544 | // Update the velocity tracker. |
| 5545 | { |
| 5546 | VelocityTracker::Position positions[MAX_POINTERS]; |
| 5547 | uint32_t count = 0; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5548 | for (BitSet32 idBits(mCurrentCookedState.fingerIdBits); !idBits.isEmpty(); count++) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5549 | uint32_t id = idBits.clearFirstMarkedBit(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5550 | const RawPointerData::Pointer& pointer = |
| 5551 | mCurrentRawState.rawPointerData.pointerForId(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5552 | positions[count].x = pointer.x * mPointerXMovementScale; |
| 5553 | positions[count].y = pointer.y * mPointerYMovementScale; |
| 5554 | } |
| 5555 | mPointerGesture.velocityTracker.addMovement(when, |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5556 | mCurrentCookedState.fingerIdBits, positions); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5557 | } |
| 5558 | |
| 5559 | // If the gesture ever enters a mode other than TAP, HOVER or TAP_DRAG, without first returning |
| 5560 | // to NEUTRAL, then we should not generate tap event. |
| 5561 | if (mPointerGesture.lastGestureMode != PointerGesture::HOVER |
| 5562 | && mPointerGesture.lastGestureMode != PointerGesture::TAP |
| 5563 | && mPointerGesture.lastGestureMode != PointerGesture::TAP_DRAG) { |
| 5564 | mPointerGesture.resetTap(); |
| 5565 | } |
| 5566 | |
| 5567 | // Pick a new active touch id if needed. |
| 5568 | // Choose an arbitrary pointer that just went down, if there is one. |
| 5569 | // Otherwise choose an arbitrary remaining pointer. |
| 5570 | // This guarantees we always have an active touch id when there is at least one pointer. |
| 5571 | // We keep the same active touch id for as long as possible. |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5572 | int32_t lastActiveTouchId = mPointerGesture.activeTouchId; |
| 5573 | int32_t activeTouchId = lastActiveTouchId; |
| 5574 | if (activeTouchId < 0) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5575 | if (!mCurrentCookedState.fingerIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5576 | activeTouchId = mPointerGesture.activeTouchId = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5577 | mCurrentCookedState.fingerIdBits.firstMarkedBit(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5578 | mPointerGesture.firstTouchTime = when; |
| 5579 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5580 | } else if (!mCurrentCookedState.fingerIdBits.hasBit(activeTouchId)) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5581 | if (!mCurrentCookedState.fingerIdBits.isEmpty()) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5582 | activeTouchId = mPointerGesture.activeTouchId = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5583 | mCurrentCookedState.fingerIdBits.firstMarkedBit(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5584 | } else { |
| 5585 | activeTouchId = mPointerGesture.activeTouchId = -1; |
| 5586 | } |
| 5587 | } |
| 5588 | |
| 5589 | // Determine whether we are in quiet time. |
| 5590 | bool isQuietTime = false; |
| 5591 | if (activeTouchId < 0) { |
| 5592 | mPointerGesture.resetQuietTime(); |
| 5593 | } else { |
| 5594 | isQuietTime = when < mPointerGesture.quietTime + mConfig.pointerGestureQuietInterval; |
| 5595 | if (!isQuietTime) { |
| 5596 | if ((mPointerGesture.lastGestureMode == PointerGesture::PRESS |
| 5597 | || mPointerGesture.lastGestureMode == PointerGesture::SWIPE |
| 5598 | || mPointerGesture.lastGestureMode == PointerGesture::FREEFORM) |
| 5599 | && currentFingerCount < 2) { |
| 5600 | // Enter quiet time when exiting swipe or freeform state. |
| 5601 | // This is to prevent accidentally entering the hover state and flinging the |
| 5602 | // pointer when finishing a swipe and there is still one pointer left onscreen. |
| 5603 | isQuietTime = true; |
| 5604 | } else if (mPointerGesture.lastGestureMode == PointerGesture::BUTTON_CLICK_OR_DRAG |
| 5605 | && currentFingerCount >= 2 |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5606 | && !isPointerDown(mCurrentRawState.buttonState)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5607 | // Enter quiet time when releasing the button and there are still two or more |
| 5608 | // fingers down. This may indicate that one finger was used to press the button |
| 5609 | // but it has not gone up yet. |
| 5610 | isQuietTime = true; |
| 5611 | } |
| 5612 | if (isQuietTime) { |
| 5613 | mPointerGesture.quietTime = when; |
| 5614 | } |
| 5615 | } |
| 5616 | } |
| 5617 | |
| 5618 | // Switch states based on button and pointer state. |
| 5619 | if (isQuietTime) { |
| 5620 | // Case 1: Quiet time. (QUIET) |
| 5621 | #if DEBUG_GESTURES |
| 5622 | ALOGD("Gestures: QUIET for next %0.3fms", (mPointerGesture.quietTime |
| 5623 | + mConfig.pointerGestureQuietInterval - when) * 0.000001f); |
| 5624 | #endif |
| 5625 | if (mPointerGesture.lastGestureMode != PointerGesture::QUIET) { |
| 5626 | *outFinishPreviousGesture = true; |
| 5627 | } |
| 5628 | |
| 5629 | mPointerGesture.activeGestureId = -1; |
| 5630 | mPointerGesture.currentGestureMode = PointerGesture::QUIET; |
| 5631 | mPointerGesture.currentGestureIdBits.clear(); |
| 5632 | |
| 5633 | mPointerVelocityControl.reset(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5634 | } else if (isPointerDown(mCurrentRawState.buttonState)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5635 | // Case 2: Button is pressed. (BUTTON_CLICK_OR_DRAG) |
| 5636 | // The pointer follows the active touch point. |
| 5637 | // Emit DOWN, MOVE, UP events at the pointer location. |
| 5638 | // |
| 5639 | // Only the active touch matters; other fingers are ignored. This policy helps |
| 5640 | // to handle the case where the user places a second finger on the touch pad |
| 5641 | // to apply the necessary force to depress an integrated button below the surface. |
| 5642 | // We don't want the second finger to be delivered to applications. |
| 5643 | // |
| 5644 | // For this to work well, we need to make sure to track the pointer that is really |
| 5645 | // active. If the user first puts one finger down to click then adds another |
| 5646 | // finger to drag then the active pointer should switch to the finger that is |
| 5647 | // being dragged. |
| 5648 | #if DEBUG_GESTURES |
| 5649 | ALOGD("Gestures: BUTTON_CLICK_OR_DRAG activeTouchId=%d, " |
| 5650 | "currentFingerCount=%d", activeTouchId, currentFingerCount); |
| 5651 | #endif |
| 5652 | // Reset state when just starting. |
| 5653 | if (mPointerGesture.lastGestureMode != PointerGesture::BUTTON_CLICK_OR_DRAG) { |
| 5654 | *outFinishPreviousGesture = true; |
| 5655 | mPointerGesture.activeGestureId = 0; |
| 5656 | } |
| 5657 | |
| 5658 | // Switch pointers if needed. |
| 5659 | // Find the fastest pointer and follow it. |
| 5660 | if (activeTouchId >= 0 && currentFingerCount > 1) { |
| 5661 | int32_t bestId = -1; |
| 5662 | float bestSpeed = mConfig.pointerGestureDragMinSwitchSpeed; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5663 | for (BitSet32 idBits(mCurrentCookedState.fingerIdBits); !idBits.isEmpty(); ) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5664 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 5665 | float vx, vy; |
| 5666 | if (mPointerGesture.velocityTracker.getVelocity(id, &vx, &vy)) { |
| 5667 | float speed = hypotf(vx, vy); |
| 5668 | if (speed > bestSpeed) { |
| 5669 | bestId = id; |
| 5670 | bestSpeed = speed; |
| 5671 | } |
| 5672 | } |
| 5673 | } |
| 5674 | if (bestId >= 0 && bestId != activeTouchId) { |
| 5675 | mPointerGesture.activeTouchId = activeTouchId = bestId; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5676 | #if DEBUG_GESTURES |
| 5677 | ALOGD("Gestures: BUTTON_CLICK_OR_DRAG switched pointers, " |
| 5678 | "bestId=%d, bestSpeed=%0.3f", bestId, bestSpeed); |
| 5679 | #endif |
| 5680 | } |
| 5681 | } |
| 5682 | |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 5683 | float deltaX = 0, deltaY = 0; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5684 | if (activeTouchId >= 0 && mLastCookedState.fingerIdBits.hasBit(activeTouchId)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5685 | const RawPointerData::Pointer& currentPointer = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5686 | mCurrentRawState.rawPointerData.pointerForId(activeTouchId); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5687 | const RawPointerData::Pointer& lastPointer = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5688 | mLastRawState.rawPointerData.pointerForId(activeTouchId); |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 5689 | deltaX = (currentPointer.x - lastPointer.x) * mPointerXMovementScale; |
| 5690 | deltaY = (currentPointer.y - lastPointer.y) * mPointerYMovementScale; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5691 | |
| 5692 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
| 5693 | mPointerVelocityControl.move(when, &deltaX, &deltaY); |
| 5694 | |
| 5695 | // Move the pointer using a relative motion. |
| 5696 | // When using spots, the click will occur at the position of the anchor |
| 5697 | // spot and all other spots will move there. |
| 5698 | mPointerController->move(deltaX, deltaY); |
| 5699 | } else { |
| 5700 | mPointerVelocityControl.reset(); |
| 5701 | } |
| 5702 | |
| 5703 | float x, y; |
| 5704 | mPointerController->getPosition(&x, &y); |
| 5705 | |
| 5706 | mPointerGesture.currentGestureMode = PointerGesture::BUTTON_CLICK_OR_DRAG; |
| 5707 | mPointerGesture.currentGestureIdBits.clear(); |
| 5708 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 5709 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
| 5710 | mPointerGesture.currentGestureProperties[0].clear(); |
| 5711 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
| 5712 | mPointerGesture.currentGestureProperties[0].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5713 | mPointerGesture.currentGestureCoords[0].clear(); |
| 5714 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 5715 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 5716 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
| 5717 | } else if (currentFingerCount == 0) { |
| 5718 | // Case 3. No fingers down and button is not pressed. (NEUTRAL) |
| 5719 | if (mPointerGesture.lastGestureMode != PointerGesture::NEUTRAL) { |
| 5720 | *outFinishPreviousGesture = true; |
| 5721 | } |
| 5722 | |
| 5723 | // Watch for taps coming out of HOVER or TAP_DRAG mode. |
| 5724 | // Checking for taps after TAP_DRAG allows us to detect double-taps. |
| 5725 | bool tapped = false; |
| 5726 | if ((mPointerGesture.lastGestureMode == PointerGesture::HOVER |
| 5727 | || mPointerGesture.lastGestureMode == PointerGesture::TAP_DRAG) |
| 5728 | && lastFingerCount == 1) { |
| 5729 | if (when <= mPointerGesture.tapDownTime + mConfig.pointerGestureTapInterval) { |
| 5730 | float x, y; |
| 5731 | mPointerController->getPosition(&x, &y); |
| 5732 | if (fabs(x - mPointerGesture.tapX) <= mConfig.pointerGestureTapSlop |
| 5733 | && fabs(y - mPointerGesture.tapY) <= mConfig.pointerGestureTapSlop) { |
| 5734 | #if DEBUG_GESTURES |
| 5735 | ALOGD("Gestures: TAP"); |
| 5736 | #endif |
| 5737 | |
| 5738 | mPointerGesture.tapUpTime = when; |
| 5739 | getContext()->requestTimeoutAtTime(when |
| 5740 | + mConfig.pointerGestureTapDragInterval); |
| 5741 | |
| 5742 | mPointerGesture.activeGestureId = 0; |
| 5743 | mPointerGesture.currentGestureMode = PointerGesture::TAP; |
| 5744 | mPointerGesture.currentGestureIdBits.clear(); |
| 5745 | mPointerGesture.currentGestureIdBits.markBit( |
| 5746 | mPointerGesture.activeGestureId); |
| 5747 | mPointerGesture.currentGestureIdToIndex[ |
| 5748 | mPointerGesture.activeGestureId] = 0; |
| 5749 | mPointerGesture.currentGestureProperties[0].clear(); |
| 5750 | mPointerGesture.currentGestureProperties[0].id = |
| 5751 | mPointerGesture.activeGestureId; |
| 5752 | mPointerGesture.currentGestureProperties[0].toolType = |
| 5753 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5754 | mPointerGesture.currentGestureCoords[0].clear(); |
| 5755 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
| 5756 | AMOTION_EVENT_AXIS_X, mPointerGesture.tapX); |
| 5757 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
| 5758 | AMOTION_EVENT_AXIS_Y, mPointerGesture.tapY); |
| 5759 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
| 5760 | AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
| 5761 | |
| 5762 | tapped = true; |
| 5763 | } else { |
| 5764 | #if DEBUG_GESTURES |
| 5765 | ALOGD("Gestures: Not a TAP, deltaX=%f, deltaY=%f", |
| 5766 | x - mPointerGesture.tapX, |
| 5767 | y - mPointerGesture.tapY); |
| 5768 | #endif |
| 5769 | } |
| 5770 | } else { |
| 5771 | #if DEBUG_GESTURES |
| 5772 | if (mPointerGesture.tapDownTime != LLONG_MIN) { |
| 5773 | ALOGD("Gestures: Not a TAP, %0.3fms since down", |
| 5774 | (when - mPointerGesture.tapDownTime) * 0.000001f); |
| 5775 | } else { |
| 5776 | ALOGD("Gestures: Not a TAP, incompatible mode transitions"); |
| 5777 | } |
| 5778 | #endif |
| 5779 | } |
| 5780 | } |
| 5781 | |
| 5782 | mPointerVelocityControl.reset(); |
| 5783 | |
| 5784 | if (!tapped) { |
| 5785 | #if DEBUG_GESTURES |
| 5786 | ALOGD("Gestures: NEUTRAL"); |
| 5787 | #endif |
| 5788 | mPointerGesture.activeGestureId = -1; |
| 5789 | mPointerGesture.currentGestureMode = PointerGesture::NEUTRAL; |
| 5790 | mPointerGesture.currentGestureIdBits.clear(); |
| 5791 | } |
| 5792 | } else if (currentFingerCount == 1) { |
| 5793 | // Case 4. Exactly one finger down, button is not pressed. (HOVER or TAP_DRAG) |
| 5794 | // The pointer follows the active touch point. |
| 5795 | // When in HOVER, emit HOVER_MOVE events at the pointer location. |
| 5796 | // When in TAP_DRAG, emit MOVE events at the pointer location. |
| 5797 | ALOG_ASSERT(activeTouchId >= 0); |
| 5798 | |
| 5799 | mPointerGesture.currentGestureMode = PointerGesture::HOVER; |
| 5800 | if (mPointerGesture.lastGestureMode == PointerGesture::TAP) { |
| 5801 | if (when <= mPointerGesture.tapUpTime + mConfig.pointerGestureTapDragInterval) { |
| 5802 | float x, y; |
| 5803 | mPointerController->getPosition(&x, &y); |
| 5804 | if (fabs(x - mPointerGesture.tapX) <= mConfig.pointerGestureTapSlop |
| 5805 | && fabs(y - mPointerGesture.tapY) <= mConfig.pointerGestureTapSlop) { |
| 5806 | mPointerGesture.currentGestureMode = PointerGesture::TAP_DRAG; |
| 5807 | } else { |
| 5808 | #if DEBUG_GESTURES |
| 5809 | ALOGD("Gestures: Not a TAP_DRAG, deltaX=%f, deltaY=%f", |
| 5810 | x - mPointerGesture.tapX, |
| 5811 | y - mPointerGesture.tapY); |
| 5812 | #endif |
| 5813 | } |
| 5814 | } else { |
| 5815 | #if DEBUG_GESTURES |
| 5816 | ALOGD("Gestures: Not a TAP_DRAG, %0.3fms time since up", |
| 5817 | (when - mPointerGesture.tapUpTime) * 0.000001f); |
| 5818 | #endif |
| 5819 | } |
| 5820 | } else if (mPointerGesture.lastGestureMode == PointerGesture::TAP_DRAG) { |
| 5821 | mPointerGesture.currentGestureMode = PointerGesture::TAP_DRAG; |
| 5822 | } |
| 5823 | |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 5824 | float deltaX = 0, deltaY = 0; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5825 | if (mLastCookedState.fingerIdBits.hasBit(activeTouchId)) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5826 | const RawPointerData::Pointer& currentPointer = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5827 | mCurrentRawState.rawPointerData.pointerForId(activeTouchId); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5828 | const RawPointerData::Pointer& lastPointer = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5829 | mLastRawState.rawPointerData.pointerForId(activeTouchId); |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 5830 | deltaX = (currentPointer.x - lastPointer.x) * mPointerXMovementScale; |
| 5831 | deltaY = (currentPointer.y - lastPointer.y) * mPointerYMovementScale; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5832 | |
| 5833 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
| 5834 | mPointerVelocityControl.move(when, &deltaX, &deltaY); |
| 5835 | |
| 5836 | // Move the pointer using a relative motion. |
| 5837 | // When using spots, the hover or drag will occur at the position of the anchor spot. |
| 5838 | mPointerController->move(deltaX, deltaY); |
| 5839 | } else { |
| 5840 | mPointerVelocityControl.reset(); |
| 5841 | } |
| 5842 | |
| 5843 | bool down; |
| 5844 | if (mPointerGesture.currentGestureMode == PointerGesture::TAP_DRAG) { |
| 5845 | #if DEBUG_GESTURES |
| 5846 | ALOGD("Gestures: TAP_DRAG"); |
| 5847 | #endif |
| 5848 | down = true; |
| 5849 | } else { |
| 5850 | #if DEBUG_GESTURES |
| 5851 | ALOGD("Gestures: HOVER"); |
| 5852 | #endif |
| 5853 | if (mPointerGesture.lastGestureMode != PointerGesture::HOVER) { |
| 5854 | *outFinishPreviousGesture = true; |
| 5855 | } |
| 5856 | mPointerGesture.activeGestureId = 0; |
| 5857 | down = false; |
| 5858 | } |
| 5859 | |
| 5860 | float x, y; |
| 5861 | mPointerController->getPosition(&x, &y); |
| 5862 | |
| 5863 | mPointerGesture.currentGestureIdBits.clear(); |
| 5864 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 5865 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
| 5866 | mPointerGesture.currentGestureProperties[0].clear(); |
| 5867 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
| 5868 | mPointerGesture.currentGestureProperties[0].toolType = |
| 5869 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5870 | mPointerGesture.currentGestureCoords[0].clear(); |
| 5871 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 5872 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 5873 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, |
| 5874 | down ? 1.0f : 0.0f); |
| 5875 | |
| 5876 | if (lastFingerCount == 0 && currentFingerCount != 0) { |
| 5877 | mPointerGesture.resetTap(); |
| 5878 | mPointerGesture.tapDownTime = when; |
| 5879 | mPointerGesture.tapX = x; |
| 5880 | mPointerGesture.tapY = y; |
| 5881 | } |
| 5882 | } else { |
| 5883 | // Case 5. At least two fingers down, button is not pressed. (PRESS, SWIPE or FREEFORM) |
| 5884 | // We need to provide feedback for each finger that goes down so we cannot wait |
| 5885 | // for the fingers to move before deciding what to do. |
| 5886 | // |
| 5887 | // The ambiguous case is deciding what to do when there are two fingers down but they |
| 5888 | // have not moved enough to determine whether they are part of a drag or part of a |
| 5889 | // freeform gesture, or just a press or long-press at the pointer location. |
| 5890 | // |
| 5891 | // When there are two fingers we start with the PRESS hypothesis and we generate a |
| 5892 | // down at the pointer location. |
| 5893 | // |
| 5894 | // When the two fingers move enough or when additional fingers are added, we make |
| 5895 | // a decision to transition into SWIPE or FREEFORM mode accordingly. |
| 5896 | ALOG_ASSERT(activeTouchId >= 0); |
| 5897 | |
| 5898 | bool settled = when >= mPointerGesture.firstTouchTime |
| 5899 | + mConfig.pointerGestureMultitouchSettleInterval; |
| 5900 | if (mPointerGesture.lastGestureMode != PointerGesture::PRESS |
| 5901 | && mPointerGesture.lastGestureMode != PointerGesture::SWIPE |
| 5902 | && mPointerGesture.lastGestureMode != PointerGesture::FREEFORM) { |
| 5903 | *outFinishPreviousGesture = true; |
| 5904 | } else if (!settled && currentFingerCount > lastFingerCount) { |
| 5905 | // Additional pointers have gone down but not yet settled. |
| 5906 | // Reset the gesture. |
| 5907 | #if DEBUG_GESTURES |
| 5908 | ALOGD("Gestures: Resetting gesture since additional pointers went down for MULTITOUCH, " |
| 5909 | "settle time remaining %0.3fms", (mPointerGesture.firstTouchTime |
| 5910 | + mConfig.pointerGestureMultitouchSettleInterval - when) |
| 5911 | * 0.000001f); |
| 5912 | #endif |
| 5913 | *outCancelPreviousGesture = true; |
| 5914 | } else { |
| 5915 | // Continue previous gesture. |
| 5916 | mPointerGesture.currentGestureMode = mPointerGesture.lastGestureMode; |
| 5917 | } |
| 5918 | |
| 5919 | if (*outFinishPreviousGesture || *outCancelPreviousGesture) { |
| 5920 | mPointerGesture.currentGestureMode = PointerGesture::PRESS; |
| 5921 | mPointerGesture.activeGestureId = 0; |
| 5922 | mPointerGesture.referenceIdBits.clear(); |
| 5923 | mPointerVelocityControl.reset(); |
| 5924 | |
| 5925 | // Use the centroid and pointer location as the reference points for the gesture. |
| 5926 | #if DEBUG_GESTURES |
| 5927 | ALOGD("Gestures: Using centroid as reference for MULTITOUCH, " |
| 5928 | "settle time remaining %0.3fms", (mPointerGesture.firstTouchTime |
| 5929 | + mConfig.pointerGestureMultitouchSettleInterval - when) |
| 5930 | * 0.000001f); |
| 5931 | #endif |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5932 | mCurrentRawState.rawPointerData.getCentroidOfTouchingPointers( |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5933 | &mPointerGesture.referenceTouchX, |
| 5934 | &mPointerGesture.referenceTouchY); |
| 5935 | mPointerController->getPosition(&mPointerGesture.referenceGestureX, |
| 5936 | &mPointerGesture.referenceGestureY); |
| 5937 | } |
| 5938 | |
| 5939 | // Clear the reference deltas for fingers not yet included in the reference calculation. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5940 | for (BitSet32 idBits(mCurrentCookedState.fingerIdBits.value |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5941 | & ~mPointerGesture.referenceIdBits.value); !idBits.isEmpty(); ) { |
| 5942 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 5943 | mPointerGesture.referenceDeltas[id].dx = 0; |
| 5944 | mPointerGesture.referenceDeltas[id].dy = 0; |
| 5945 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5946 | mPointerGesture.referenceIdBits = mCurrentCookedState.fingerIdBits; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5947 | |
| 5948 | // Add delta for all fingers and calculate a common movement delta. |
| 5949 | float commonDeltaX = 0, commonDeltaY = 0; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5950 | BitSet32 commonIdBits(mLastCookedState.fingerIdBits.value |
| 5951 | & mCurrentCookedState.fingerIdBits.value); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5952 | for (BitSet32 idBits(commonIdBits); !idBits.isEmpty(); ) { |
| 5953 | bool first = (idBits == commonIdBits); |
| 5954 | uint32_t id = idBits.clearFirstMarkedBit(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5955 | const RawPointerData::Pointer& cpd = mCurrentRawState.rawPointerData.pointerForId(id); |
| 5956 | const RawPointerData::Pointer& lpd = mLastRawState.rawPointerData.pointerForId(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5957 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
| 5958 | delta.dx += cpd.x - lpd.x; |
| 5959 | delta.dy += cpd.y - lpd.y; |
| 5960 | |
| 5961 | if (first) { |
| 5962 | commonDeltaX = delta.dx; |
| 5963 | commonDeltaY = delta.dy; |
| 5964 | } else { |
| 5965 | commonDeltaX = calculateCommonVector(commonDeltaX, delta.dx); |
| 5966 | commonDeltaY = calculateCommonVector(commonDeltaY, delta.dy); |
| 5967 | } |
| 5968 | } |
| 5969 | |
| 5970 | // Consider transitions from PRESS to SWIPE or MULTITOUCH. |
| 5971 | if (mPointerGesture.currentGestureMode == PointerGesture::PRESS) { |
| 5972 | float dist[MAX_POINTER_ID + 1]; |
| 5973 | int32_t distOverThreshold = 0; |
| 5974 | for (BitSet32 idBits(mPointerGesture.referenceIdBits); !idBits.isEmpty(); ) { |
| 5975 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 5976 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
| 5977 | dist[id] = hypotf(delta.dx * mPointerXZoomScale, |
| 5978 | delta.dy * mPointerYZoomScale); |
| 5979 | if (dist[id] > mConfig.pointerGestureMultitouchMinDistance) { |
| 5980 | distOverThreshold += 1; |
| 5981 | } |
| 5982 | } |
| 5983 | |
| 5984 | // Only transition when at least two pointers have moved further than |
| 5985 | // the minimum distance threshold. |
| 5986 | if (distOverThreshold >= 2) { |
| 5987 | if (currentFingerCount > 2) { |
| 5988 | // There are more than two pointers, switch to FREEFORM. |
| 5989 | #if DEBUG_GESTURES |
| 5990 | ALOGD("Gestures: PRESS transitioned to FREEFORM, number of pointers %d > 2", |
| 5991 | currentFingerCount); |
| 5992 | #endif |
| 5993 | *outCancelPreviousGesture = true; |
| 5994 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 5995 | } else { |
| 5996 | // There are exactly two pointers. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 5997 | BitSet32 idBits(mCurrentCookedState.fingerIdBits); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 5998 | uint32_t id1 = idBits.clearFirstMarkedBit(); |
| 5999 | uint32_t id2 = idBits.firstMarkedBit(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6000 | const RawPointerData::Pointer& p1 = |
| 6001 | mCurrentRawState.rawPointerData.pointerForId(id1); |
| 6002 | const RawPointerData::Pointer& p2 = |
| 6003 | mCurrentRawState.rawPointerData.pointerForId(id2); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6004 | float mutualDistance = distance(p1.x, p1.y, p2.x, p2.y); |
| 6005 | if (mutualDistance > mPointerGestureMaxSwipeWidth) { |
| 6006 | // There are two pointers but they are too far apart for a SWIPE, |
| 6007 | // switch to FREEFORM. |
| 6008 | #if DEBUG_GESTURES |
| 6009 | ALOGD("Gestures: PRESS transitioned to FREEFORM, distance %0.3f > %0.3f", |
| 6010 | mutualDistance, mPointerGestureMaxSwipeWidth); |
| 6011 | #endif |
| 6012 | *outCancelPreviousGesture = true; |
| 6013 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 6014 | } else { |
| 6015 | // There are two pointers. Wait for both pointers to start moving |
| 6016 | // before deciding whether this is a SWIPE or FREEFORM gesture. |
| 6017 | float dist1 = dist[id1]; |
| 6018 | float dist2 = dist[id2]; |
| 6019 | if (dist1 >= mConfig.pointerGestureMultitouchMinDistance |
| 6020 | && dist2 >= mConfig.pointerGestureMultitouchMinDistance) { |
| 6021 | // Calculate the dot product of the displacement vectors. |
| 6022 | // When the vectors are oriented in approximately the same direction, |
| 6023 | // the angle betweeen them is near zero and the cosine of the angle |
| 6024 | // approches 1.0. Recall that dot(v1, v2) = cos(angle) * mag(v1) * mag(v2). |
| 6025 | PointerGesture::Delta& delta1 = mPointerGesture.referenceDeltas[id1]; |
| 6026 | PointerGesture::Delta& delta2 = mPointerGesture.referenceDeltas[id2]; |
| 6027 | float dx1 = delta1.dx * mPointerXZoomScale; |
| 6028 | float dy1 = delta1.dy * mPointerYZoomScale; |
| 6029 | float dx2 = delta2.dx * mPointerXZoomScale; |
| 6030 | float dy2 = delta2.dy * mPointerYZoomScale; |
| 6031 | float dot = dx1 * dx2 + dy1 * dy2; |
| 6032 | float cosine = dot / (dist1 * dist2); // denominator always > 0 |
| 6033 | if (cosine >= mConfig.pointerGestureSwipeTransitionAngleCosine) { |
| 6034 | // Pointers are moving in the same direction. Switch to SWIPE. |
| 6035 | #if DEBUG_GESTURES |
| 6036 | ALOGD("Gestures: PRESS transitioned to SWIPE, " |
| 6037 | "dist1 %0.3f >= %0.3f, dist2 %0.3f >= %0.3f, " |
| 6038 | "cosine %0.3f >= %0.3f", |
| 6039 | dist1, mConfig.pointerGestureMultitouchMinDistance, |
| 6040 | dist2, mConfig.pointerGestureMultitouchMinDistance, |
| 6041 | cosine, mConfig.pointerGestureSwipeTransitionAngleCosine); |
| 6042 | #endif |
| 6043 | mPointerGesture.currentGestureMode = PointerGesture::SWIPE; |
| 6044 | } else { |
| 6045 | // Pointers are moving in different directions. Switch to FREEFORM. |
| 6046 | #if DEBUG_GESTURES |
| 6047 | ALOGD("Gestures: PRESS transitioned to FREEFORM, " |
| 6048 | "dist1 %0.3f >= %0.3f, dist2 %0.3f >= %0.3f, " |
| 6049 | "cosine %0.3f < %0.3f", |
| 6050 | dist1, mConfig.pointerGestureMultitouchMinDistance, |
| 6051 | dist2, mConfig.pointerGestureMultitouchMinDistance, |
| 6052 | cosine, mConfig.pointerGestureSwipeTransitionAngleCosine); |
| 6053 | #endif |
| 6054 | *outCancelPreviousGesture = true; |
| 6055 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 6056 | } |
| 6057 | } |
| 6058 | } |
| 6059 | } |
| 6060 | } |
| 6061 | } else if (mPointerGesture.currentGestureMode == PointerGesture::SWIPE) { |
| 6062 | // Switch from SWIPE to FREEFORM if additional pointers go down. |
| 6063 | // Cancel previous gesture. |
| 6064 | if (currentFingerCount > 2) { |
| 6065 | #if DEBUG_GESTURES |
| 6066 | ALOGD("Gestures: SWIPE transitioned to FREEFORM, number of pointers %d > 2", |
| 6067 | currentFingerCount); |
| 6068 | #endif |
| 6069 | *outCancelPreviousGesture = true; |
| 6070 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 6071 | } |
| 6072 | } |
| 6073 | |
| 6074 | // Move the reference points based on the overall group motion of the fingers |
| 6075 | // except in PRESS mode while waiting for a transition to occur. |
| 6076 | if (mPointerGesture.currentGestureMode != PointerGesture::PRESS |
| 6077 | && (commonDeltaX || commonDeltaY)) { |
| 6078 | for (BitSet32 idBits(mPointerGesture.referenceIdBits); !idBits.isEmpty(); ) { |
| 6079 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 6080 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
| 6081 | delta.dx = 0; |
| 6082 | delta.dy = 0; |
| 6083 | } |
| 6084 | |
| 6085 | mPointerGesture.referenceTouchX += commonDeltaX; |
| 6086 | mPointerGesture.referenceTouchY += commonDeltaY; |
| 6087 | |
| 6088 | commonDeltaX *= mPointerXMovementScale; |
| 6089 | commonDeltaY *= mPointerYMovementScale; |
| 6090 | |
| 6091 | rotateDelta(mSurfaceOrientation, &commonDeltaX, &commonDeltaY); |
| 6092 | mPointerVelocityControl.move(when, &commonDeltaX, &commonDeltaY); |
| 6093 | |
| 6094 | mPointerGesture.referenceGestureX += commonDeltaX; |
| 6095 | mPointerGesture.referenceGestureY += commonDeltaY; |
| 6096 | } |
| 6097 | |
| 6098 | // Report gestures. |
| 6099 | if (mPointerGesture.currentGestureMode == PointerGesture::PRESS |
| 6100 | || mPointerGesture.currentGestureMode == PointerGesture::SWIPE) { |
| 6101 | // PRESS or SWIPE mode. |
| 6102 | #if DEBUG_GESTURES |
| 6103 | ALOGD("Gestures: PRESS or SWIPE activeTouchId=%d," |
| 6104 | "activeGestureId=%d, currentTouchPointerCount=%d", |
| 6105 | activeTouchId, mPointerGesture.activeGestureId, currentFingerCount); |
| 6106 | #endif |
| 6107 | ALOG_ASSERT(mPointerGesture.activeGestureId >= 0); |
| 6108 | |
| 6109 | mPointerGesture.currentGestureIdBits.clear(); |
| 6110 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 6111 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
| 6112 | mPointerGesture.currentGestureProperties[0].clear(); |
| 6113 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
| 6114 | mPointerGesture.currentGestureProperties[0].toolType = |
| 6115 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 6116 | mPointerGesture.currentGestureCoords[0].clear(); |
| 6117 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, |
| 6118 | mPointerGesture.referenceGestureX); |
| 6119 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, |
| 6120 | mPointerGesture.referenceGestureY); |
| 6121 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
| 6122 | } else if (mPointerGesture.currentGestureMode == PointerGesture::FREEFORM) { |
| 6123 | // FREEFORM mode. |
| 6124 | #if DEBUG_GESTURES |
| 6125 | ALOGD("Gestures: FREEFORM activeTouchId=%d," |
| 6126 | "activeGestureId=%d, currentTouchPointerCount=%d", |
| 6127 | activeTouchId, mPointerGesture.activeGestureId, currentFingerCount); |
| 6128 | #endif |
| 6129 | ALOG_ASSERT(mPointerGesture.activeGestureId >= 0); |
| 6130 | |
| 6131 | mPointerGesture.currentGestureIdBits.clear(); |
| 6132 | |
| 6133 | BitSet32 mappedTouchIdBits; |
| 6134 | BitSet32 usedGestureIdBits; |
| 6135 | if (mPointerGesture.lastGestureMode != PointerGesture::FREEFORM) { |
| 6136 | // Initially, assign the active gesture id to the active touch point |
| 6137 | // if there is one. No other touch id bits are mapped yet. |
| 6138 | if (!*outCancelPreviousGesture) { |
| 6139 | mappedTouchIdBits.markBit(activeTouchId); |
| 6140 | usedGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 6141 | mPointerGesture.freeformTouchToGestureIdMap[activeTouchId] = |
| 6142 | mPointerGesture.activeGestureId; |
| 6143 | } else { |
| 6144 | mPointerGesture.activeGestureId = -1; |
| 6145 | } |
| 6146 | } else { |
| 6147 | // Otherwise, assume we mapped all touches from the previous frame. |
| 6148 | // Reuse all mappings that are still applicable. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6149 | mappedTouchIdBits.value = mLastCookedState.fingerIdBits.value |
| 6150 | & mCurrentCookedState.fingerIdBits.value; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6151 | usedGestureIdBits = mPointerGesture.lastGestureIdBits; |
| 6152 | |
| 6153 | // Check whether we need to choose a new active gesture id because the |
| 6154 | // current went went up. |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6155 | for (BitSet32 upTouchIdBits(mLastCookedState.fingerIdBits.value |
| 6156 | & ~mCurrentCookedState.fingerIdBits.value); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6157 | !upTouchIdBits.isEmpty(); ) { |
| 6158 | uint32_t upTouchId = upTouchIdBits.clearFirstMarkedBit(); |
| 6159 | uint32_t upGestureId = mPointerGesture.freeformTouchToGestureIdMap[upTouchId]; |
| 6160 | if (upGestureId == uint32_t(mPointerGesture.activeGestureId)) { |
| 6161 | mPointerGesture.activeGestureId = -1; |
| 6162 | break; |
| 6163 | } |
| 6164 | } |
| 6165 | } |
| 6166 | |
| 6167 | #if DEBUG_GESTURES |
| 6168 | ALOGD("Gestures: FREEFORM follow up " |
| 6169 | "mappedTouchIdBits=0x%08x, usedGestureIdBits=0x%08x, " |
| 6170 | "activeGestureId=%d", |
| 6171 | mappedTouchIdBits.value, usedGestureIdBits.value, |
| 6172 | mPointerGesture.activeGestureId); |
| 6173 | #endif |
| 6174 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6175 | BitSet32 idBits(mCurrentCookedState.fingerIdBits); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6176 | for (uint32_t i = 0; i < currentFingerCount; i++) { |
| 6177 | uint32_t touchId = idBits.clearFirstMarkedBit(); |
| 6178 | uint32_t gestureId; |
| 6179 | if (!mappedTouchIdBits.hasBit(touchId)) { |
| 6180 | gestureId = usedGestureIdBits.markFirstUnmarkedBit(); |
| 6181 | mPointerGesture.freeformTouchToGestureIdMap[touchId] = gestureId; |
| 6182 | #if DEBUG_GESTURES |
| 6183 | ALOGD("Gestures: FREEFORM " |
| 6184 | "new mapping for touch id %d -> gesture id %d", |
| 6185 | touchId, gestureId); |
| 6186 | #endif |
| 6187 | } else { |
| 6188 | gestureId = mPointerGesture.freeformTouchToGestureIdMap[touchId]; |
| 6189 | #if DEBUG_GESTURES |
| 6190 | ALOGD("Gestures: FREEFORM " |
| 6191 | "existing mapping for touch id %d -> gesture id %d", |
| 6192 | touchId, gestureId); |
| 6193 | #endif |
| 6194 | } |
| 6195 | mPointerGesture.currentGestureIdBits.markBit(gestureId); |
| 6196 | mPointerGesture.currentGestureIdToIndex[gestureId] = i; |
| 6197 | |
| 6198 | const RawPointerData::Pointer& pointer = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6199 | mCurrentRawState.rawPointerData.pointerForId(touchId); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6200 | float deltaX = (pointer.x - mPointerGesture.referenceTouchX) |
| 6201 | * mPointerXZoomScale; |
| 6202 | float deltaY = (pointer.y - mPointerGesture.referenceTouchY) |
| 6203 | * mPointerYZoomScale; |
| 6204 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
| 6205 | |
| 6206 | mPointerGesture.currentGestureProperties[i].clear(); |
| 6207 | mPointerGesture.currentGestureProperties[i].id = gestureId; |
| 6208 | mPointerGesture.currentGestureProperties[i].toolType = |
| 6209 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 6210 | mPointerGesture.currentGestureCoords[i].clear(); |
| 6211 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
| 6212 | AMOTION_EVENT_AXIS_X, mPointerGesture.referenceGestureX + deltaX); |
| 6213 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
| 6214 | AMOTION_EVENT_AXIS_Y, mPointerGesture.referenceGestureY + deltaY); |
| 6215 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
| 6216 | AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
| 6217 | } |
| 6218 | |
| 6219 | if (mPointerGesture.activeGestureId < 0) { |
| 6220 | mPointerGesture.activeGestureId = |
| 6221 | mPointerGesture.currentGestureIdBits.firstMarkedBit(); |
| 6222 | #if DEBUG_GESTURES |
| 6223 | ALOGD("Gestures: FREEFORM new " |
| 6224 | "activeGestureId=%d", mPointerGesture.activeGestureId); |
| 6225 | #endif |
| 6226 | } |
| 6227 | } |
| 6228 | } |
| 6229 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6230 | mPointerController->setButtonState(mCurrentRawState.buttonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6231 | |
| 6232 | #if DEBUG_GESTURES |
| 6233 | ALOGD("Gestures: finishPreviousGesture=%s, cancelPreviousGesture=%s, " |
| 6234 | "currentGestureMode=%d, currentGestureIdBits=0x%08x, " |
| 6235 | "lastGestureMode=%d, lastGestureIdBits=0x%08x", |
| 6236 | toString(*outFinishPreviousGesture), toString(*outCancelPreviousGesture), |
| 6237 | mPointerGesture.currentGestureMode, mPointerGesture.currentGestureIdBits.value, |
| 6238 | mPointerGesture.lastGestureMode, mPointerGesture.lastGestureIdBits.value); |
| 6239 | for (BitSet32 idBits = mPointerGesture.currentGestureIdBits; !idBits.isEmpty(); ) { |
| 6240 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 6241 | uint32_t index = mPointerGesture.currentGestureIdToIndex[id]; |
| 6242 | const PointerProperties& properties = mPointerGesture.currentGestureProperties[index]; |
| 6243 | const PointerCoords& coords = mPointerGesture.currentGestureCoords[index]; |
| 6244 | ALOGD(" currentGesture[%d]: index=%d, toolType=%d, " |
| 6245 | "x=%0.3f, y=%0.3f, pressure=%0.3f", |
| 6246 | id, index, properties.toolType, |
| 6247 | coords.getAxisValue(AMOTION_EVENT_AXIS_X), |
| 6248 | coords.getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 6249 | coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE)); |
| 6250 | } |
| 6251 | for (BitSet32 idBits = mPointerGesture.lastGestureIdBits; !idBits.isEmpty(); ) { |
| 6252 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 6253 | uint32_t index = mPointerGesture.lastGestureIdToIndex[id]; |
| 6254 | const PointerProperties& properties = mPointerGesture.lastGestureProperties[index]; |
| 6255 | const PointerCoords& coords = mPointerGesture.lastGestureCoords[index]; |
| 6256 | ALOGD(" lastGesture[%d]: index=%d, toolType=%d, " |
| 6257 | "x=%0.3f, y=%0.3f, pressure=%0.3f", |
| 6258 | id, index, properties.toolType, |
| 6259 | coords.getAxisValue(AMOTION_EVENT_AXIS_X), |
| 6260 | coords.getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 6261 | coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE)); |
| 6262 | } |
| 6263 | #endif |
| 6264 | return true; |
| 6265 | } |
| 6266 | |
| 6267 | void TouchInputMapper::dispatchPointerStylus(nsecs_t when, uint32_t policyFlags) { |
| 6268 | mPointerSimple.currentCoords.clear(); |
| 6269 | mPointerSimple.currentProperties.clear(); |
| 6270 | |
| 6271 | bool down, hovering; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6272 | if (!mCurrentCookedState.stylusIdBits.isEmpty()) { |
| 6273 | uint32_t id = mCurrentCookedState.stylusIdBits.firstMarkedBit(); |
| 6274 | uint32_t index = mCurrentCookedState.cookedPointerData.idToIndex[id]; |
| 6275 | float x = mCurrentCookedState.cookedPointerData.pointerCoords[index].getX(); |
| 6276 | float y = mCurrentCookedState.cookedPointerData.pointerCoords[index].getY(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6277 | mPointerController->setPosition(x, y); |
| 6278 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6279 | hovering = mCurrentCookedState.cookedPointerData.hoveringIdBits.hasBit(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6280 | down = !hovering; |
| 6281 | |
| 6282 | mPointerController->getPosition(&x, &y); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6283 | mPointerSimple.currentCoords.copyFrom( |
| 6284 | mCurrentCookedState.cookedPointerData.pointerCoords[index]); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6285 | mPointerSimple.currentCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 6286 | mPointerSimple.currentCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 6287 | mPointerSimple.currentProperties.id = 0; |
| 6288 | mPointerSimple.currentProperties.toolType = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6289 | mCurrentCookedState.cookedPointerData.pointerProperties[index].toolType; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6290 | } else { |
| 6291 | down = false; |
| 6292 | hovering = false; |
| 6293 | } |
| 6294 | |
| 6295 | dispatchPointerSimple(when, policyFlags, down, hovering); |
| 6296 | } |
| 6297 | |
| 6298 | void TouchInputMapper::abortPointerStylus(nsecs_t when, uint32_t policyFlags) { |
| 6299 | abortPointerSimple(when, policyFlags); |
| 6300 | } |
| 6301 | |
| 6302 | void TouchInputMapper::dispatchPointerMouse(nsecs_t when, uint32_t policyFlags) { |
| 6303 | mPointerSimple.currentCoords.clear(); |
| 6304 | mPointerSimple.currentProperties.clear(); |
| 6305 | |
| 6306 | bool down, hovering; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6307 | if (!mCurrentCookedState.mouseIdBits.isEmpty()) { |
| 6308 | uint32_t id = mCurrentCookedState.mouseIdBits.firstMarkedBit(); |
| 6309 | uint32_t currentIndex = mCurrentRawState.rawPointerData.idToIndex[id]; |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 6310 | float deltaX = 0, deltaY = 0; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6311 | if (mLastCookedState.mouseIdBits.hasBit(id)) { |
| 6312 | uint32_t lastIndex = mCurrentRawState.rawPointerData.idToIndex[id]; |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 6313 | deltaX = (mCurrentRawState.rawPointerData.pointers[currentIndex].x |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6314 | - mLastRawState.rawPointerData.pointers[lastIndex].x) |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6315 | * mPointerXMovementScale; |
Jun Mukai | fa1706a | 2015-12-03 01:14:46 -0800 | [diff] [blame] | 6316 | deltaY = (mCurrentRawState.rawPointerData.pointers[currentIndex].y |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6317 | - mLastRawState.rawPointerData.pointers[lastIndex].y) |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6318 | * mPointerYMovementScale; |
| 6319 | |
| 6320 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
| 6321 | mPointerVelocityControl.move(when, &deltaX, &deltaY); |
| 6322 | |
| 6323 | mPointerController->move(deltaX, deltaY); |
| 6324 | } else { |
| 6325 | mPointerVelocityControl.reset(); |
| 6326 | } |
| 6327 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6328 | down = isPointerDown(mCurrentRawState.buttonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6329 | hovering = !down; |
| 6330 | |
| 6331 | float x, y; |
| 6332 | mPointerController->getPosition(&x, &y); |
| 6333 | mPointerSimple.currentCoords.copyFrom( |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6334 | mCurrentCookedState.cookedPointerData.pointerCoords[currentIndex]); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6335 | mPointerSimple.currentCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 6336 | mPointerSimple.currentCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 6337 | mPointerSimple.currentCoords.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, |
| 6338 | hovering ? 0.0f : 1.0f); |
| 6339 | mPointerSimple.currentProperties.id = 0; |
| 6340 | mPointerSimple.currentProperties.toolType = |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6341 | mCurrentCookedState.cookedPointerData.pointerProperties[currentIndex].toolType; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6342 | } else { |
| 6343 | mPointerVelocityControl.reset(); |
| 6344 | |
| 6345 | down = false; |
| 6346 | hovering = false; |
| 6347 | } |
| 6348 | |
| 6349 | dispatchPointerSimple(when, policyFlags, down, hovering); |
| 6350 | } |
| 6351 | |
| 6352 | void TouchInputMapper::abortPointerMouse(nsecs_t when, uint32_t policyFlags) { |
| 6353 | abortPointerSimple(when, policyFlags); |
| 6354 | |
| 6355 | mPointerVelocityControl.reset(); |
| 6356 | } |
| 6357 | |
| 6358 | void TouchInputMapper::dispatchPointerSimple(nsecs_t when, uint32_t policyFlags, |
| 6359 | bool down, bool hovering) { |
| 6360 | int32_t metaState = getContext()->getGlobalMetaState(); |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6361 | int32_t displayId = mViewport.displayId; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6362 | |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 6363 | if (mPointerController != nullptr) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6364 | if (down || hovering) { |
| 6365 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER); |
| 6366 | mPointerController->clearSpots(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6367 | mPointerController->setButtonState(mCurrentRawState.buttonState); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6368 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 6369 | } else if (!down && !hovering && (mPointerSimple.down || mPointerSimple.hovering)) { |
| 6370 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 6371 | } |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6372 | displayId = mPointerController->getDisplayId(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6373 | } |
| 6374 | |
| 6375 | if (mPointerSimple.down && !down) { |
| 6376 | mPointerSimple.down = false; |
| 6377 | |
| 6378 | // Send up. |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6379 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6380 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6381 | AMOTION_EVENT_ACTION_UP, 0, 0, metaState, mLastRawState.buttonState, |
| 6382 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Dan Harms | aca2840 | 2018-12-17 13:55:20 -0800 | [diff] [blame] | 6383 | 1, &mPointerSimple.lastProperties, &mPointerSimple.lastCoords, |
| 6384 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6385 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6386 | getListener()->notifyMotion(&args); |
| 6387 | } |
| 6388 | |
| 6389 | if (mPointerSimple.hovering && !hovering) { |
| 6390 | mPointerSimple.hovering = false; |
| 6391 | |
| 6392 | // Send hover exit. |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6393 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6394 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6395 | AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0, metaState, mLastRawState.buttonState, |
| 6396 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6397 | 1, &mPointerSimple.lastProperties, &mPointerSimple.lastCoords, |
| 6398 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6399 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6400 | getListener()->notifyMotion(&args); |
| 6401 | } |
| 6402 | |
| 6403 | if (down) { |
| 6404 | if (!mPointerSimple.down) { |
| 6405 | mPointerSimple.down = true; |
| 6406 | mPointerSimple.downTime = when; |
| 6407 | |
| 6408 | // Send down. |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6409 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6410 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6411 | AMOTION_EVENT_ACTION_DOWN, 0, 0, metaState, mCurrentRawState.buttonState, |
| 6412 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, |
Siarhei Vishniakou | 777a10b | 2018-01-31 16:45:06 -0800 | [diff] [blame] | 6413 | /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6414 | 1, &mPointerSimple.currentProperties, &mPointerSimple.currentCoords, |
| 6415 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6416 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6417 | getListener()->notifyMotion(&args); |
| 6418 | } |
| 6419 | |
| 6420 | // Send move. |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6421 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6422 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6423 | AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, mCurrentRawState.buttonState, |
| 6424 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6425 | 1, &mPointerSimple.currentProperties, &mPointerSimple.currentCoords, |
| 6426 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6427 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6428 | getListener()->notifyMotion(&args); |
| 6429 | } |
| 6430 | |
| 6431 | if (hovering) { |
| 6432 | if (!mPointerSimple.hovering) { |
| 6433 | mPointerSimple.hovering = true; |
| 6434 | |
| 6435 | // Send hover enter. |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6436 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6437 | mSource, displayId, policyFlags, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 6438 | AMOTION_EVENT_ACTION_HOVER_ENTER, 0, 0, metaState, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6439 | mCurrentRawState.buttonState, MotionClassification::NONE, |
| 6440 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6441 | 1, &mPointerSimple.currentProperties, &mPointerSimple.currentCoords, |
| 6442 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6443 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6444 | getListener()->notifyMotion(&args); |
| 6445 | } |
| 6446 | |
| 6447 | // Send hover move. |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6448 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6449 | mSource, displayId, policyFlags, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 6450 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6451 | mCurrentRawState.buttonState, MotionClassification::NONE, |
| 6452 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6453 | 1, &mPointerSimple.currentProperties, &mPointerSimple.currentCoords, |
| 6454 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6455 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6456 | getListener()->notifyMotion(&args); |
| 6457 | } |
| 6458 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6459 | if (mCurrentRawState.rawVScroll || mCurrentRawState.rawHScroll) { |
| 6460 | float vscroll = mCurrentRawState.rawVScroll; |
| 6461 | float hscroll = mCurrentRawState.rawHScroll; |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 6462 | mWheelYVelocityControl.move(when, nullptr, &vscroll); |
| 6463 | mWheelXVelocityControl.move(when, &hscroll, nullptr); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6464 | |
| 6465 | // Send scroll. |
| 6466 | PointerCoords pointerCoords; |
| 6467 | pointerCoords.copyFrom(mPointerSimple.currentCoords); |
| 6468 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_VSCROLL, vscroll); |
| 6469 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_HSCROLL, hscroll); |
| 6470 | |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6471 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 6472 | mSource, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6473 | AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState, mCurrentRawState.buttonState, |
| 6474 | MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6475 | 1, &mPointerSimple.currentProperties, &pointerCoords, |
| 6476 | mOrientedXPrecision, mOrientedYPrecision, |
Siarhei Vishniakou | 7b7c8f6 | 2018-12-12 16:09:20 -0800 | [diff] [blame] | 6477 | mPointerSimple.downTime, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6478 | getListener()->notifyMotion(&args); |
| 6479 | } |
| 6480 | |
| 6481 | // Save state. |
| 6482 | if (down || hovering) { |
| 6483 | mPointerSimple.lastCoords.copyFrom(mPointerSimple.currentCoords); |
| 6484 | mPointerSimple.lastProperties.copyFrom(mPointerSimple.currentProperties); |
| 6485 | } else { |
| 6486 | mPointerSimple.reset(); |
| 6487 | } |
| 6488 | } |
| 6489 | |
| 6490 | void TouchInputMapper::abortPointerSimple(nsecs_t when, uint32_t policyFlags) { |
| 6491 | mPointerSimple.currentCoords.clear(); |
| 6492 | mPointerSimple.currentProperties.clear(); |
| 6493 | |
| 6494 | dispatchPointerSimple(when, policyFlags, false, false); |
| 6495 | } |
| 6496 | |
| 6497 | void TouchInputMapper::dispatchMotion(nsecs_t when, uint32_t policyFlags, uint32_t source, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 6498 | int32_t action, int32_t actionButton, int32_t flags, |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 6499 | int32_t metaState, int32_t buttonState, int32_t edgeFlags, uint32_t deviceTimestamp, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6500 | const PointerProperties* properties, const PointerCoords* coords, |
Michael Wright | 7b159c9 | 2015-05-14 14:48:03 +0100 | [diff] [blame] | 6501 | const uint32_t* idToIndex, BitSet32 idBits, int32_t changedId, |
| 6502 | float xPrecision, float yPrecision, nsecs_t downTime) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6503 | PointerCoords pointerCoords[MAX_POINTERS]; |
| 6504 | PointerProperties pointerProperties[MAX_POINTERS]; |
| 6505 | uint32_t pointerCount = 0; |
| 6506 | while (!idBits.isEmpty()) { |
| 6507 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 6508 | uint32_t index = idToIndex[id]; |
| 6509 | pointerProperties[pointerCount].copyFrom(properties[index]); |
| 6510 | pointerCoords[pointerCount].copyFrom(coords[index]); |
| 6511 | |
| 6512 | if (changedId >= 0 && id == uint32_t(changedId)) { |
| 6513 | action |= pointerCount << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT; |
| 6514 | } |
| 6515 | |
| 6516 | pointerCount += 1; |
| 6517 | } |
| 6518 | |
| 6519 | ALOG_ASSERT(pointerCount != 0); |
| 6520 | |
| 6521 | if (changedId >= 0 && pointerCount == 1) { |
| 6522 | // Replace initial down and final up action. |
| 6523 | // We can compare the action without masking off the changed pointer index |
| 6524 | // because we know the index is 0. |
| 6525 | if (action == AMOTION_EVENT_ACTION_POINTER_DOWN) { |
| 6526 | action = AMOTION_EVENT_ACTION_DOWN; |
| 6527 | } else if (action == AMOTION_EVENT_ACTION_POINTER_UP) { |
| 6528 | action = AMOTION_EVENT_ACTION_UP; |
| 6529 | } else { |
| 6530 | // Can't happen. |
| 6531 | ALOG_ASSERT(false); |
| 6532 | } |
| 6533 | } |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 6534 | const int32_t displayId = getAssociatedDisplay().value_or(ADISPLAY_ID_NONE); |
Siarhei Vishniakou | add8929 | 2018-12-13 19:23:36 -0800 | [diff] [blame] | 6535 | const int32_t deviceId = getDeviceId(); |
| 6536 | std::vector<TouchVideoFrame> frames = mDevice->getEventHub()->getVideoFrames(deviceId); |
Siarhei Vishniakou | 8154bbd | 2019-02-15 17:21:03 -0600 | [diff] [blame] | 6537 | std::for_each(frames.begin(), frames.end(), |
| 6538 | [this](TouchVideoFrame& frame) { frame.rotate(this->mSurfaceOrientation); }); |
Siarhei Vishniakou | add8929 | 2018-12-13 19:23:36 -0800 | [diff] [blame] | 6539 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, deviceId, |
Arthur Hung | c7ad2d0 | 2018-12-18 17:41:29 +0800 | [diff] [blame] | 6540 | source, displayId, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 6541 | action, actionButton, flags, metaState, buttonState, MotionClassification::NONE, |
| 6542 | edgeFlags, deviceTimestamp, pointerCount, pointerProperties, pointerCoords, |
Siarhei Vishniakou | add8929 | 2018-12-13 19:23:36 -0800 | [diff] [blame] | 6543 | xPrecision, yPrecision, downTime, std::move(frames)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6544 | getListener()->notifyMotion(&args); |
| 6545 | } |
| 6546 | |
| 6547 | bool TouchInputMapper::updateMovedPointers(const PointerProperties* inProperties, |
| 6548 | const PointerCoords* inCoords, const uint32_t* inIdToIndex, |
| 6549 | PointerProperties* outProperties, PointerCoords* outCoords, const uint32_t* outIdToIndex, |
| 6550 | BitSet32 idBits) const { |
| 6551 | bool changed = false; |
| 6552 | while (!idBits.isEmpty()) { |
| 6553 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 6554 | uint32_t inIndex = inIdToIndex[id]; |
| 6555 | uint32_t outIndex = outIdToIndex[id]; |
| 6556 | |
| 6557 | const PointerProperties& curInProperties = inProperties[inIndex]; |
| 6558 | const PointerCoords& curInCoords = inCoords[inIndex]; |
| 6559 | PointerProperties& curOutProperties = outProperties[outIndex]; |
| 6560 | PointerCoords& curOutCoords = outCoords[outIndex]; |
| 6561 | |
| 6562 | if (curInProperties != curOutProperties) { |
| 6563 | curOutProperties.copyFrom(curInProperties); |
| 6564 | changed = true; |
| 6565 | } |
| 6566 | |
| 6567 | if (curInCoords != curOutCoords) { |
| 6568 | curOutCoords.copyFrom(curInCoords); |
| 6569 | changed = true; |
| 6570 | } |
| 6571 | } |
| 6572 | return changed; |
| 6573 | } |
| 6574 | |
| 6575 | void TouchInputMapper::fadePointer() { |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 6576 | if (mPointerController != nullptr) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6577 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 6578 | } |
| 6579 | } |
| 6580 | |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 6581 | void TouchInputMapper::cancelTouch(nsecs_t when) { |
| 6582 | abortPointerUsage(when, 0 /*policyFlags*/); |
Michael Wright | 8e81282 | 2015-06-22 16:18:21 +0100 | [diff] [blame] | 6583 | abortTouches(when, 0 /* policyFlags*/); |
Jeff Brown | c9aa628 | 2015-02-11 19:03:28 -0800 | [diff] [blame] | 6584 | } |
| 6585 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6586 | bool TouchInputMapper::isPointInsideSurface(int32_t x, int32_t y) { |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 6587 | const float scaledX = x * mXScale; |
Michael Wright | c597d61 | 2018-08-22 13:49:32 +0100 | [diff] [blame] | 6588 | const float scaledY = y * mYScale; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6589 | return x >= mRawPointerAxes.x.minValue && x <= mRawPointerAxes.x.maxValue |
Michael Wright | 358bcc7 | 2018-08-21 04:01:07 +0100 | [diff] [blame] | 6590 | && scaledX >= mPhysicalLeft && scaledX <= mPhysicalLeft + mPhysicalWidth |
| 6591 | && y >= mRawPointerAxes.y.minValue && y <= mRawPointerAxes.y.maxValue |
| 6592 | && scaledY >= mPhysicalTop && scaledY <= mPhysicalTop + mPhysicalHeight; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6593 | } |
| 6594 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 6595 | const TouchInputMapper::VirtualKey* TouchInputMapper::findVirtualKeyHit(int32_t x, int32_t y) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6596 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 6597 | for (const VirtualKey& virtualKey: mVirtualKeys) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6598 | #if DEBUG_VIRTUAL_KEYS |
| 6599 | ALOGD("VirtualKeys: Hit test (%d, %d): keyCode=%d, scanCode=%d, " |
| 6600 | "left=%d, top=%d, right=%d, bottom=%d", |
| 6601 | x, y, |
| 6602 | virtualKey.keyCode, virtualKey.scanCode, |
| 6603 | virtualKey.hitLeft, virtualKey.hitTop, |
| 6604 | virtualKey.hitRight, virtualKey.hitBottom); |
| 6605 | #endif |
| 6606 | |
| 6607 | if (virtualKey.isHit(x, y)) { |
| 6608 | return & virtualKey; |
| 6609 | } |
| 6610 | } |
| 6611 | |
Yi Kong | 9b14ac6 | 2018-07-17 13:48:38 -0700 | [diff] [blame] | 6612 | return nullptr; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6613 | } |
| 6614 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6615 | void TouchInputMapper::assignPointerIds(const RawState& last, RawState& current) { |
| 6616 | uint32_t currentPointerCount = current.rawPointerData.pointerCount; |
| 6617 | uint32_t lastPointerCount = last.rawPointerData.pointerCount; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6618 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6619 | current.rawPointerData.clearIdBits(); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6620 | |
| 6621 | if (currentPointerCount == 0) { |
| 6622 | // No pointers to assign. |
| 6623 | return; |
| 6624 | } |
| 6625 | |
| 6626 | if (lastPointerCount == 0) { |
| 6627 | // All pointers are new. |
| 6628 | for (uint32_t i = 0; i < currentPointerCount; i++) { |
| 6629 | uint32_t id = i; |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6630 | current.rawPointerData.pointers[i].id = id; |
| 6631 | current.rawPointerData.idToIndex[id] = i; |
| 6632 | current.rawPointerData.markIdBit(id, current.rawPointerData.isHovering(i)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6633 | } |
| 6634 | return; |
| 6635 | } |
| 6636 | |
| 6637 | if (currentPointerCount == 1 && lastPointerCount == 1 |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6638 | && current.rawPointerData.pointers[0].toolType |
| 6639 | == last.rawPointerData.pointers[0].toolType) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6640 | // Only one pointer and no change in count so it must have the same id as before. |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6641 | uint32_t id = last.rawPointerData.pointers[0].id; |
| 6642 | current.rawPointerData.pointers[0].id = id; |
| 6643 | current.rawPointerData.idToIndex[id] = 0; |
| 6644 | current.rawPointerData.markIdBit(id, current.rawPointerData.isHovering(0)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6645 | return; |
| 6646 | } |
| 6647 | |
| 6648 | // General case. |
| 6649 | // We build a heap of squared euclidean distances between current and last pointers |
| 6650 | // associated with the current and last pointer indices. Then, we find the best |
| 6651 | // match (by distance) for each current pointer. |
| 6652 | // The pointers must have the same tool type but it is possible for them to |
| 6653 | // transition from hovering to touching or vice-versa while retaining the same id. |
| 6654 | PointerDistanceHeapElement heap[MAX_POINTERS * MAX_POINTERS]; |
| 6655 | |
| 6656 | uint32_t heapSize = 0; |
| 6657 | for (uint32_t currentPointerIndex = 0; currentPointerIndex < currentPointerCount; |
| 6658 | currentPointerIndex++) { |
| 6659 | for (uint32_t lastPointerIndex = 0; lastPointerIndex < lastPointerCount; |
| 6660 | lastPointerIndex++) { |
| 6661 | const RawPointerData::Pointer& currentPointer = |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6662 | current.rawPointerData.pointers[currentPointerIndex]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6663 | const RawPointerData::Pointer& lastPointer = |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6664 | last.rawPointerData.pointers[lastPointerIndex]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6665 | if (currentPointer.toolType == lastPointer.toolType) { |
| 6666 | int64_t deltaX = currentPointer.x - lastPointer.x; |
| 6667 | int64_t deltaY = currentPointer.y - lastPointer.y; |
| 6668 | |
| 6669 | uint64_t distance = uint64_t(deltaX * deltaX + deltaY * deltaY); |
| 6670 | |
| 6671 | // Insert new element into the heap (sift up). |
| 6672 | heap[heapSize].currentPointerIndex = currentPointerIndex; |
| 6673 | heap[heapSize].lastPointerIndex = lastPointerIndex; |
| 6674 | heap[heapSize].distance = distance; |
| 6675 | heapSize += 1; |
| 6676 | } |
| 6677 | } |
| 6678 | } |
| 6679 | |
| 6680 | // Heapify |
| 6681 | for (uint32_t startIndex = heapSize / 2; startIndex != 0; ) { |
| 6682 | startIndex -= 1; |
| 6683 | for (uint32_t parentIndex = startIndex; ;) { |
| 6684 | uint32_t childIndex = parentIndex * 2 + 1; |
| 6685 | if (childIndex >= heapSize) { |
| 6686 | break; |
| 6687 | } |
| 6688 | |
| 6689 | if (childIndex + 1 < heapSize |
| 6690 | && heap[childIndex + 1].distance < heap[childIndex].distance) { |
| 6691 | childIndex += 1; |
| 6692 | } |
| 6693 | |
| 6694 | if (heap[parentIndex].distance <= heap[childIndex].distance) { |
| 6695 | break; |
| 6696 | } |
| 6697 | |
| 6698 | swap(heap[parentIndex], heap[childIndex]); |
| 6699 | parentIndex = childIndex; |
| 6700 | } |
| 6701 | } |
| 6702 | |
| 6703 | #if DEBUG_POINTER_ASSIGNMENT |
| 6704 | ALOGD("assignPointerIds - initial distance min-heap: size=%d", heapSize); |
| 6705 | for (size_t i = 0; i < heapSize; i++) { |
Siarhei Vishniakou | 7321529 | 2017-10-13 11:02:44 -0700 | [diff] [blame] | 6706 | ALOGD(" heap[%zu]: cur=%" PRIu32 ", last=%" PRIu32 ", distance=%" PRIu64, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6707 | i, heap[i].currentPointerIndex, heap[i].lastPointerIndex, |
| 6708 | heap[i].distance); |
| 6709 | } |
| 6710 | #endif |
| 6711 | |
| 6712 | // Pull matches out by increasing order of distance. |
| 6713 | // To avoid reassigning pointers that have already been matched, the loop keeps track |
| 6714 | // of which last and current pointers have been matched using the matchedXXXBits variables. |
| 6715 | // It also tracks the used pointer id bits. |
| 6716 | BitSet32 matchedLastBits(0); |
| 6717 | BitSet32 matchedCurrentBits(0); |
| 6718 | BitSet32 usedIdBits(0); |
| 6719 | bool first = true; |
| 6720 | for (uint32_t i = min(currentPointerCount, lastPointerCount); heapSize > 0 && i > 0; i--) { |
| 6721 | while (heapSize > 0) { |
| 6722 | if (first) { |
| 6723 | // The first time through the loop, we just consume the root element of |
| 6724 | // the heap (the one with smallest distance). |
| 6725 | first = false; |
| 6726 | } else { |
| 6727 | // Previous iterations consumed the root element of the heap. |
| 6728 | // Pop root element off of the heap (sift down). |
| 6729 | heap[0] = heap[heapSize]; |
| 6730 | for (uint32_t parentIndex = 0; ;) { |
| 6731 | uint32_t childIndex = parentIndex * 2 + 1; |
| 6732 | if (childIndex >= heapSize) { |
| 6733 | break; |
| 6734 | } |
| 6735 | |
| 6736 | if (childIndex + 1 < heapSize |
| 6737 | && heap[childIndex + 1].distance < heap[childIndex].distance) { |
| 6738 | childIndex += 1; |
| 6739 | } |
| 6740 | |
| 6741 | if (heap[parentIndex].distance <= heap[childIndex].distance) { |
| 6742 | break; |
| 6743 | } |
| 6744 | |
| 6745 | swap(heap[parentIndex], heap[childIndex]); |
| 6746 | parentIndex = childIndex; |
| 6747 | } |
| 6748 | |
| 6749 | #if DEBUG_POINTER_ASSIGNMENT |
| 6750 | ALOGD("assignPointerIds - reduced distance min-heap: size=%d", heapSize); |
| 6751 | for (size_t i = 0; i < heapSize; i++) { |
Siarhei Vishniakou | 7321529 | 2017-10-13 11:02:44 -0700 | [diff] [blame] | 6752 | ALOGD(" heap[%zu]: cur=%" PRIu32 ", last=%" PRIu32 ", distance=%" PRIu64, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6753 | i, heap[i].currentPointerIndex, heap[i].lastPointerIndex, |
| 6754 | heap[i].distance); |
| 6755 | } |
| 6756 | #endif |
| 6757 | } |
| 6758 | |
| 6759 | heapSize -= 1; |
| 6760 | |
| 6761 | uint32_t currentPointerIndex = heap[0].currentPointerIndex; |
| 6762 | if (matchedCurrentBits.hasBit(currentPointerIndex)) continue; // already matched |
| 6763 | |
| 6764 | uint32_t lastPointerIndex = heap[0].lastPointerIndex; |
| 6765 | if (matchedLastBits.hasBit(lastPointerIndex)) continue; // already matched |
| 6766 | |
| 6767 | matchedCurrentBits.markBit(currentPointerIndex); |
| 6768 | matchedLastBits.markBit(lastPointerIndex); |
| 6769 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6770 | uint32_t id = last.rawPointerData.pointers[lastPointerIndex].id; |
| 6771 | current.rawPointerData.pointers[currentPointerIndex].id = id; |
| 6772 | current.rawPointerData.idToIndex[id] = currentPointerIndex; |
| 6773 | current.rawPointerData.markIdBit(id, |
| 6774 | current.rawPointerData.isHovering(currentPointerIndex)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6775 | usedIdBits.markBit(id); |
| 6776 | |
| 6777 | #if DEBUG_POINTER_ASSIGNMENT |
Siarhei Vishniakou | 7321529 | 2017-10-13 11:02:44 -0700 | [diff] [blame] | 6778 | ALOGD("assignPointerIds - matched: cur=%" PRIu32 ", last=%" PRIu32 |
| 6779 | ", id=%" PRIu32 ", distance=%" PRIu64, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6780 | lastPointerIndex, currentPointerIndex, id, heap[0].distance); |
| 6781 | #endif |
| 6782 | break; |
| 6783 | } |
| 6784 | } |
| 6785 | |
| 6786 | // Assign fresh ids to pointers that were not matched in the process. |
| 6787 | for (uint32_t i = currentPointerCount - matchedCurrentBits.count(); i != 0; i--) { |
| 6788 | uint32_t currentPointerIndex = matchedCurrentBits.markFirstUnmarkedBit(); |
| 6789 | uint32_t id = usedIdBits.markFirstUnmarkedBit(); |
| 6790 | |
Siarhei Vishniakou | f43b65c | 2021-06-21 22:30:51 +0000 | [diff] [blame^] | 6791 | current.rawPointerData.pointers[currentPointerIndex].id = id; |
| 6792 | current.rawPointerData.idToIndex[id] = currentPointerIndex; |
| 6793 | current.rawPointerData.markIdBit(id, |
| 6794 | current.rawPointerData.isHovering(currentPointerIndex)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6795 | |
| 6796 | #if DEBUG_POINTER_ASSIGNMENT |
Siarhei Vishniakou | 7321529 | 2017-10-13 11:02:44 -0700 | [diff] [blame] | 6797 | ALOGD("assignPointerIds - assigned: cur=%" PRIu32 ", id=%" PRIu32, currentPointerIndex, id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6798 | #endif |
| 6799 | } |
| 6800 | } |
| 6801 | |
| 6802 | int32_t TouchInputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 6803 | if (mCurrentVirtualKey.down && mCurrentVirtualKey.keyCode == keyCode) { |
| 6804 | return AKEY_STATE_VIRTUAL; |
| 6805 | } |
| 6806 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 6807 | for (const VirtualKey& virtualKey : mVirtualKeys) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6808 | if (virtualKey.keyCode == keyCode) { |
| 6809 | return AKEY_STATE_UP; |
| 6810 | } |
| 6811 | } |
| 6812 | |
| 6813 | return AKEY_STATE_UNKNOWN; |
| 6814 | } |
| 6815 | |
| 6816 | int32_t TouchInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 6817 | if (mCurrentVirtualKey.down && mCurrentVirtualKey.scanCode == scanCode) { |
| 6818 | return AKEY_STATE_VIRTUAL; |
| 6819 | } |
| 6820 | |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 6821 | for (const VirtualKey& virtualKey : mVirtualKeys) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6822 | if (virtualKey.scanCode == scanCode) { |
| 6823 | return AKEY_STATE_UP; |
| 6824 | } |
| 6825 | } |
| 6826 | |
| 6827 | return AKEY_STATE_UNKNOWN; |
| 6828 | } |
| 6829 | |
| 6830 | bool TouchInputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 6831 | const int32_t* keyCodes, uint8_t* outFlags) { |
Arthur Hung | 7c3ae9c | 2019-03-11 11:23:03 +0800 | [diff] [blame] | 6832 | for (const VirtualKey& virtualKey : mVirtualKeys) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6833 | for (size_t i = 0; i < numCodes; i++) { |
| 6834 | if (virtualKey.keyCode == keyCodes[i]) { |
| 6835 | outFlags[i] = 1; |
| 6836 | } |
| 6837 | } |
| 6838 | } |
| 6839 | |
| 6840 | return true; |
| 6841 | } |
| 6842 | |
Arthur Hung | c23540e | 2018-11-29 20:42:11 +0800 | [diff] [blame] | 6843 | std::optional<int32_t> TouchInputMapper::getAssociatedDisplay() { |
| 6844 | if (mParameters.hasAssociatedDisplay) { |
| 6845 | if (mDeviceMode == DEVICE_MODE_POINTER) { |
| 6846 | return std::make_optional(mPointerController->getDisplayId()); |
| 6847 | } else { |
| 6848 | return std::make_optional(mViewport.displayId); |
| 6849 | } |
| 6850 | } |
| 6851 | return std::nullopt; |
| 6852 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6853 | |
| 6854 | // --- SingleTouchInputMapper --- |
| 6855 | |
| 6856 | SingleTouchInputMapper::SingleTouchInputMapper(InputDevice* device) : |
| 6857 | TouchInputMapper(device) { |
| 6858 | } |
| 6859 | |
| 6860 | SingleTouchInputMapper::~SingleTouchInputMapper() { |
| 6861 | } |
| 6862 | |
| 6863 | void SingleTouchInputMapper::reset(nsecs_t when) { |
| 6864 | mSingleTouchMotionAccumulator.reset(getDevice()); |
| 6865 | |
| 6866 | TouchInputMapper::reset(when); |
| 6867 | } |
| 6868 | |
| 6869 | void SingleTouchInputMapper::process(const RawEvent* rawEvent) { |
| 6870 | TouchInputMapper::process(rawEvent); |
| 6871 | |
| 6872 | mSingleTouchMotionAccumulator.process(rawEvent); |
| 6873 | } |
| 6874 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6875 | void SingleTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6876 | if (mTouchButtonAccumulator.isToolActive()) { |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6877 | outState->rawPointerData.pointerCount = 1; |
| 6878 | outState->rawPointerData.idToIndex[0] = 0; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6879 | |
| 6880 | bool isHovering = mTouchButtonAccumulator.getToolType() != AMOTION_EVENT_TOOL_TYPE_MOUSE |
| 6881 | && (mTouchButtonAccumulator.isHovering() |
| 6882 | || (mRawPointerAxes.pressure.valid |
| 6883 | && mSingleTouchMotionAccumulator.getAbsolutePressure() <= 0)); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6884 | outState->rawPointerData.markIdBit(0, isHovering); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6885 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6886 | RawPointerData::Pointer& outPointer = outState->rawPointerData.pointers[0]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6887 | outPointer.id = 0; |
| 6888 | outPointer.x = mSingleTouchMotionAccumulator.getAbsoluteX(); |
| 6889 | outPointer.y = mSingleTouchMotionAccumulator.getAbsoluteY(); |
| 6890 | outPointer.pressure = mSingleTouchMotionAccumulator.getAbsolutePressure(); |
| 6891 | outPointer.touchMajor = 0; |
| 6892 | outPointer.touchMinor = 0; |
| 6893 | outPointer.toolMajor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 6894 | outPointer.toolMinor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 6895 | outPointer.orientation = 0; |
| 6896 | outPointer.distance = mSingleTouchMotionAccumulator.getAbsoluteDistance(); |
| 6897 | outPointer.tiltX = mSingleTouchMotionAccumulator.getAbsoluteTiltX(); |
| 6898 | outPointer.tiltY = mSingleTouchMotionAccumulator.getAbsoluteTiltY(); |
| 6899 | outPointer.toolType = mTouchButtonAccumulator.getToolType(); |
| 6900 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 6901 | outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 6902 | } |
| 6903 | outPointer.isHovering = isHovering; |
| 6904 | } |
| 6905 | } |
| 6906 | |
| 6907 | void SingleTouchInputMapper::configureRawPointerAxes() { |
| 6908 | TouchInputMapper::configureRawPointerAxes(); |
| 6909 | |
| 6910 | getAbsoluteAxisInfo(ABS_X, &mRawPointerAxes.x); |
| 6911 | getAbsoluteAxisInfo(ABS_Y, &mRawPointerAxes.y); |
| 6912 | getAbsoluteAxisInfo(ABS_PRESSURE, &mRawPointerAxes.pressure); |
| 6913 | getAbsoluteAxisInfo(ABS_TOOL_WIDTH, &mRawPointerAxes.toolMajor); |
| 6914 | getAbsoluteAxisInfo(ABS_DISTANCE, &mRawPointerAxes.distance); |
| 6915 | getAbsoluteAxisInfo(ABS_TILT_X, &mRawPointerAxes.tiltX); |
| 6916 | getAbsoluteAxisInfo(ABS_TILT_Y, &mRawPointerAxes.tiltY); |
| 6917 | } |
| 6918 | |
| 6919 | bool SingleTouchInputMapper::hasStylus() const { |
| 6920 | return mTouchButtonAccumulator.hasStylus(); |
| 6921 | } |
| 6922 | |
| 6923 | |
| 6924 | // --- MultiTouchInputMapper --- |
| 6925 | |
| 6926 | MultiTouchInputMapper::MultiTouchInputMapper(InputDevice* device) : |
| 6927 | TouchInputMapper(device) { |
| 6928 | } |
| 6929 | |
| 6930 | MultiTouchInputMapper::~MultiTouchInputMapper() { |
| 6931 | } |
| 6932 | |
| 6933 | void MultiTouchInputMapper::reset(nsecs_t when) { |
| 6934 | mMultiTouchMotionAccumulator.reset(getDevice()); |
| 6935 | |
| 6936 | mPointerIdBits.clear(); |
| 6937 | |
| 6938 | TouchInputMapper::reset(when); |
| 6939 | } |
| 6940 | |
| 6941 | void MultiTouchInputMapper::process(const RawEvent* rawEvent) { |
| 6942 | TouchInputMapper::process(rawEvent); |
| 6943 | |
| 6944 | mMultiTouchMotionAccumulator.process(rawEvent); |
| 6945 | } |
| 6946 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6947 | void MultiTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) { |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6948 | size_t inCount = mMultiTouchMotionAccumulator.getSlotCount(); |
| 6949 | size_t outCount = 0; |
| 6950 | BitSet32 newPointerIdBits; |
gaoshang | 1a632de | 2016-08-24 10:23:50 +0800 | [diff] [blame] | 6951 | mHavePointerIds = true; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6952 | |
| 6953 | for (size_t inIndex = 0; inIndex < inCount; inIndex++) { |
| 6954 | const MultiTouchMotionAccumulator::Slot* inSlot = |
| 6955 | mMultiTouchMotionAccumulator.getSlot(inIndex); |
| 6956 | if (!inSlot->isInUse()) { |
| 6957 | continue; |
| 6958 | } |
| 6959 | |
| 6960 | if (outCount >= MAX_POINTERS) { |
| 6961 | #if DEBUG_POINTERS |
| 6962 | ALOGD("MultiTouch device %s emitted more than maximum of %d pointers; " |
| 6963 | "ignoring the rest.", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 6964 | getDeviceName().c_str(), MAX_POINTERS); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6965 | #endif |
| 6966 | break; // too many fingers! |
| 6967 | } |
| 6968 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 6969 | RawPointerData::Pointer& outPointer = outState->rawPointerData.pointers[outCount]; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 6970 | outPointer.x = inSlot->getX(); |
| 6971 | outPointer.y = inSlot->getY(); |
| 6972 | outPointer.pressure = inSlot->getPressure(); |
| 6973 | outPointer.touchMajor = inSlot->getTouchMajor(); |
| 6974 | outPointer.touchMinor = inSlot->getTouchMinor(); |
| 6975 | outPointer.toolMajor = inSlot->getToolMajor(); |
| 6976 | outPointer.toolMinor = inSlot->getToolMinor(); |
| 6977 | outPointer.orientation = inSlot->getOrientation(); |
| 6978 | outPointer.distance = inSlot->getDistance(); |
| 6979 | outPointer.tiltX = 0; |
| 6980 | outPointer.tiltY = 0; |
| 6981 | |
| 6982 | outPointer.toolType = inSlot->getToolType(); |
| 6983 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 6984 | outPointer.toolType = mTouchButtonAccumulator.getToolType(); |
| 6985 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 6986 | outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 6987 | } |
| 6988 | } |
| 6989 | |
| 6990 | bool isHovering = mTouchButtonAccumulator.getToolType() != AMOTION_EVENT_TOOL_TYPE_MOUSE |
| 6991 | && (mTouchButtonAccumulator.isHovering() |
| 6992 | || (mRawPointerAxes.pressure.valid && inSlot->getPressure() <= 0)); |
| 6993 | outPointer.isHovering = isHovering; |
| 6994 | |
| 6995 | // Assign pointer id using tracking id if available. |
gaoshang | 1a632de | 2016-08-24 10:23:50 +0800 | [diff] [blame] | 6996 | if (mHavePointerIds) { |
| 6997 | int32_t trackingId = inSlot->getTrackingId(); |
| 6998 | int32_t id = -1; |
| 6999 | if (trackingId >= 0) { |
| 7000 | for (BitSet32 idBits(mPointerIdBits); !idBits.isEmpty(); ) { |
| 7001 | uint32_t n = idBits.clearFirstMarkedBit(); |
| 7002 | if (mPointerTrackingIdMap[n] == trackingId) { |
| 7003 | id = n; |
| 7004 | } |
| 7005 | } |
| 7006 | |
| 7007 | if (id < 0 && !mPointerIdBits.isFull()) { |
| 7008 | id = mPointerIdBits.markFirstUnmarkedBit(); |
| 7009 | mPointerTrackingIdMap[id] = trackingId; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7010 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7011 | } |
gaoshang | 1a632de | 2016-08-24 10:23:50 +0800 | [diff] [blame] | 7012 | if (id < 0) { |
| 7013 | mHavePointerIds = false; |
| 7014 | outState->rawPointerData.clearIdBits(); |
| 7015 | newPointerIdBits.clear(); |
| 7016 | } else { |
| 7017 | outPointer.id = id; |
| 7018 | outState->rawPointerData.idToIndex[id] = outCount; |
| 7019 | outState->rawPointerData.markIdBit(id, isHovering); |
| 7020 | newPointerIdBits.markBit(id); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7021 | } |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7022 | } |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7023 | outCount += 1; |
| 7024 | } |
| 7025 | |
Siarhei Vishniakou | 16f9069 | 2017-12-27 14:29:55 -0800 | [diff] [blame] | 7026 | outState->deviceTimestamp = mMultiTouchMotionAccumulator.getDeviceTimestamp(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7027 | outState->rawPointerData.pointerCount = outCount; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7028 | mPointerIdBits = newPointerIdBits; |
| 7029 | |
| 7030 | mMultiTouchMotionAccumulator.finishSync(); |
| 7031 | } |
| 7032 | |
| 7033 | void MultiTouchInputMapper::configureRawPointerAxes() { |
| 7034 | TouchInputMapper::configureRawPointerAxes(); |
| 7035 | |
| 7036 | getAbsoluteAxisInfo(ABS_MT_POSITION_X, &mRawPointerAxes.x); |
| 7037 | getAbsoluteAxisInfo(ABS_MT_POSITION_Y, &mRawPointerAxes.y); |
| 7038 | getAbsoluteAxisInfo(ABS_MT_TOUCH_MAJOR, &mRawPointerAxes.touchMajor); |
| 7039 | getAbsoluteAxisInfo(ABS_MT_TOUCH_MINOR, &mRawPointerAxes.touchMinor); |
| 7040 | getAbsoluteAxisInfo(ABS_MT_WIDTH_MAJOR, &mRawPointerAxes.toolMajor); |
| 7041 | getAbsoluteAxisInfo(ABS_MT_WIDTH_MINOR, &mRawPointerAxes.toolMinor); |
| 7042 | getAbsoluteAxisInfo(ABS_MT_ORIENTATION, &mRawPointerAxes.orientation); |
| 7043 | getAbsoluteAxisInfo(ABS_MT_PRESSURE, &mRawPointerAxes.pressure); |
| 7044 | getAbsoluteAxisInfo(ABS_MT_DISTANCE, &mRawPointerAxes.distance); |
| 7045 | getAbsoluteAxisInfo(ABS_MT_TRACKING_ID, &mRawPointerAxes.trackingId); |
| 7046 | getAbsoluteAxisInfo(ABS_MT_SLOT, &mRawPointerAxes.slot); |
| 7047 | |
| 7048 | if (mRawPointerAxes.trackingId.valid |
| 7049 | && mRawPointerAxes.slot.valid |
| 7050 | && mRawPointerAxes.slot.minValue == 0 && mRawPointerAxes.slot.maxValue > 0) { |
| 7051 | size_t slotCount = mRawPointerAxes.slot.maxValue + 1; |
| 7052 | if (slotCount > MAX_SLOTS) { |
Narayan Kamath | 37764c7 | 2014-03-27 14:21:09 +0000 | [diff] [blame] | 7053 | ALOGW("MultiTouch Device %s reported %zu slots but the framework " |
| 7054 | "only supports a maximum of %zu slots at this time.", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 7055 | getDeviceName().c_str(), slotCount, MAX_SLOTS); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7056 | slotCount = MAX_SLOTS; |
| 7057 | } |
| 7058 | mMultiTouchMotionAccumulator.configure(getDevice(), |
| 7059 | slotCount, true /*usingSlotsProtocol*/); |
| 7060 | } else { |
| 7061 | mMultiTouchMotionAccumulator.configure(getDevice(), |
| 7062 | MAX_POINTERS, false /*usingSlotsProtocol*/); |
| 7063 | } |
| 7064 | } |
| 7065 | |
| 7066 | bool MultiTouchInputMapper::hasStylus() const { |
| 7067 | return mMultiTouchMotionAccumulator.hasStylus() |
| 7068 | || mTouchButtonAccumulator.hasStylus(); |
| 7069 | } |
| 7070 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7071 | // --- ExternalStylusInputMapper |
| 7072 | |
| 7073 | ExternalStylusInputMapper::ExternalStylusInputMapper(InputDevice* device) : |
| 7074 | InputMapper(device) { |
| 7075 | |
| 7076 | } |
| 7077 | |
| 7078 | uint32_t ExternalStylusInputMapper::getSources() { |
| 7079 | return AINPUT_SOURCE_STYLUS; |
| 7080 | } |
| 7081 | |
| 7082 | void ExternalStylusInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 7083 | InputMapper::populateDeviceInfo(info); |
| 7084 | info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, AINPUT_SOURCE_STYLUS, |
| 7085 | 0.0f, 1.0f, 0.0f, 0.0f, 0.0f); |
| 7086 | } |
| 7087 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7088 | void ExternalStylusInputMapper::dump(std::string& dump) { |
| 7089 | dump += INDENT2 "External Stylus Input Mapper:\n"; |
| 7090 | dump += INDENT3 "Raw Stylus Axes:\n"; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7091 | dumpRawAbsoluteAxisInfo(dump, mRawPressureAxis, "Pressure"); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7092 | dump += INDENT3 "Stylus State:\n"; |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7093 | dumpStylusState(dump, mStylusState); |
| 7094 | } |
| 7095 | |
| 7096 | void ExternalStylusInputMapper::configure(nsecs_t when, |
| 7097 | const InputReaderConfiguration* config, uint32_t changes) { |
| 7098 | getAbsoluteAxisInfo(ABS_PRESSURE, &mRawPressureAxis); |
| 7099 | mTouchButtonAccumulator.configure(getDevice()); |
| 7100 | } |
| 7101 | |
| 7102 | void ExternalStylusInputMapper::reset(nsecs_t when) { |
| 7103 | InputDevice* device = getDevice(); |
| 7104 | mSingleTouchMotionAccumulator.reset(device); |
| 7105 | mTouchButtonAccumulator.reset(device); |
| 7106 | InputMapper::reset(when); |
| 7107 | } |
| 7108 | |
| 7109 | void ExternalStylusInputMapper::process(const RawEvent* rawEvent) { |
| 7110 | mSingleTouchMotionAccumulator.process(rawEvent); |
| 7111 | mTouchButtonAccumulator.process(rawEvent); |
| 7112 | |
| 7113 | if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) { |
| 7114 | sync(rawEvent->when); |
| 7115 | } |
| 7116 | } |
| 7117 | |
| 7118 | void ExternalStylusInputMapper::sync(nsecs_t when) { |
| 7119 | mStylusState.clear(); |
| 7120 | |
| 7121 | mStylusState.when = when; |
| 7122 | |
Michael Wright | 45ccacf | 2015-04-21 19:01:58 +0100 | [diff] [blame] | 7123 | mStylusState.toolType = mTouchButtonAccumulator.getToolType(); |
| 7124 | if (mStylusState.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 7125 | mStylusState.toolType = AMOTION_EVENT_TOOL_TYPE_STYLUS; |
| 7126 | } |
| 7127 | |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7128 | int32_t pressure = mSingleTouchMotionAccumulator.getAbsolutePressure(); |
| 7129 | if (mRawPressureAxis.valid) { |
| 7130 | mStylusState.pressure = float(pressure) / mRawPressureAxis.maxValue; |
| 7131 | } else if (mTouchButtonAccumulator.isToolActive()) { |
| 7132 | mStylusState.pressure = 1.0f; |
| 7133 | } else { |
| 7134 | mStylusState.pressure = 0.0f; |
| 7135 | } |
| 7136 | |
| 7137 | mStylusState.buttons = mTouchButtonAccumulator.getButtonState(); |
Michael Wright | 842500e | 2015-03-13 17:32:02 -0700 | [diff] [blame] | 7138 | |
| 7139 | mContext->dispatchExternalStylusState(mStylusState); |
| 7140 | } |
| 7141 | |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7142 | |
| 7143 | // --- JoystickInputMapper --- |
| 7144 | |
| 7145 | JoystickInputMapper::JoystickInputMapper(InputDevice* device) : |
| 7146 | InputMapper(device) { |
| 7147 | } |
| 7148 | |
| 7149 | JoystickInputMapper::~JoystickInputMapper() { |
| 7150 | } |
| 7151 | |
| 7152 | uint32_t JoystickInputMapper::getSources() { |
| 7153 | return AINPUT_SOURCE_JOYSTICK; |
| 7154 | } |
| 7155 | |
| 7156 | void JoystickInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 7157 | InputMapper::populateDeviceInfo(info); |
| 7158 | |
| 7159 | for (size_t i = 0; i < mAxes.size(); i++) { |
| 7160 | const Axis& axis = mAxes.valueAt(i); |
| 7161 | addMotionRange(axis.axisInfo.axis, axis, info); |
| 7162 | |
| 7163 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 7164 | addMotionRange(axis.axisInfo.highAxis, axis, info); |
| 7165 | |
| 7166 | } |
| 7167 | } |
| 7168 | } |
| 7169 | |
| 7170 | void JoystickInputMapper::addMotionRange(int32_t axisId, const Axis& axis, |
| 7171 | InputDeviceInfo* info) { |
| 7172 | info->addMotionRange(axisId, AINPUT_SOURCE_JOYSTICK, |
| 7173 | axis.min, axis.max, axis.flat, axis.fuzz, axis.resolution); |
| 7174 | /* In order to ease the transition for developers from using the old axes |
| 7175 | * to the newer, more semantically correct axes, we'll continue to register |
| 7176 | * the old axes as duplicates of their corresponding new ones. */ |
| 7177 | int32_t compatAxis = getCompatAxis(axisId); |
| 7178 | if (compatAxis >= 0) { |
| 7179 | info->addMotionRange(compatAxis, AINPUT_SOURCE_JOYSTICK, |
| 7180 | axis.min, axis.max, axis.flat, axis.fuzz, axis.resolution); |
| 7181 | } |
| 7182 | } |
| 7183 | |
| 7184 | /* A mapping from axes the joystick actually has to the axes that should be |
| 7185 | * artificially created for compatibility purposes. |
| 7186 | * Returns -1 if no compatibility axis is needed. */ |
| 7187 | int32_t JoystickInputMapper::getCompatAxis(int32_t axis) { |
| 7188 | switch(axis) { |
| 7189 | case AMOTION_EVENT_AXIS_LTRIGGER: |
| 7190 | return AMOTION_EVENT_AXIS_BRAKE; |
| 7191 | case AMOTION_EVENT_AXIS_RTRIGGER: |
| 7192 | return AMOTION_EVENT_AXIS_GAS; |
| 7193 | } |
| 7194 | return -1; |
| 7195 | } |
| 7196 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7197 | void JoystickInputMapper::dump(std::string& dump) { |
| 7198 | dump += INDENT2 "Joystick Input Mapper:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7199 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7200 | dump += INDENT3 "Axes:\n"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7201 | size_t numAxes = mAxes.size(); |
| 7202 | for (size_t i = 0; i < numAxes; i++) { |
| 7203 | const Axis& axis = mAxes.valueAt(i); |
| 7204 | const char* label = getAxisLabel(axis.axisInfo.axis); |
| 7205 | if (label) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7206 | dump += StringPrintf(INDENT4 "%s", label); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7207 | } else { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7208 | dump += StringPrintf(INDENT4 "%d", axis.axisInfo.axis); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7209 | } |
| 7210 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 7211 | label = getAxisLabel(axis.axisInfo.highAxis); |
| 7212 | if (label) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7213 | dump += StringPrintf(" / %s (split at %d)", label, axis.axisInfo.splitValue); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7214 | } else { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7215 | dump += StringPrintf(" / %d (split at %d)", axis.axisInfo.highAxis, |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7216 | axis.axisInfo.splitValue); |
| 7217 | } |
| 7218 | } else if (axis.axisInfo.mode == AxisInfo::MODE_INVERT) { |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7219 | dump += " (invert)"; |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7220 | } |
| 7221 | |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7222 | dump += StringPrintf(": min=%0.5f, max=%0.5f, flat=%0.5f, fuzz=%0.5f, resolution=%0.5f\n", |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7223 | axis.min, axis.max, axis.flat, axis.fuzz, axis.resolution); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7224 | dump += StringPrintf(INDENT4 " scale=%0.5f, offset=%0.5f, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7225 | "highScale=%0.5f, highOffset=%0.5f\n", |
| 7226 | axis.scale, axis.offset, axis.highScale, axis.highOffset); |
Siarhei Vishniakou | f93fcf4 | 2017-11-22 16:00:14 -0800 | [diff] [blame] | 7227 | dump += StringPrintf(INDENT4 " rawAxis=%d, rawMin=%d, rawMax=%d, " |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7228 | "rawFlat=%d, rawFuzz=%d, rawResolution=%d\n", |
| 7229 | mAxes.keyAt(i), axis.rawAxisInfo.minValue, axis.rawAxisInfo.maxValue, |
| 7230 | axis.rawAxisInfo.flat, axis.rawAxisInfo.fuzz, axis.rawAxisInfo.resolution); |
| 7231 | } |
| 7232 | } |
| 7233 | |
| 7234 | void JoystickInputMapper::configure(nsecs_t when, |
| 7235 | const InputReaderConfiguration* config, uint32_t changes) { |
| 7236 | InputMapper::configure(when, config, changes); |
| 7237 | |
| 7238 | if (!changes) { // first time only |
| 7239 | // Collect all axes. |
| 7240 | for (int32_t abs = 0; abs <= ABS_MAX; abs++) { |
| 7241 | if (!(getAbsAxisUsage(abs, getDevice()->getClasses()) |
| 7242 | & INPUT_DEVICE_CLASS_JOYSTICK)) { |
| 7243 | continue; // axis must be claimed by a different device |
| 7244 | } |
| 7245 | |
| 7246 | RawAbsoluteAxisInfo rawAxisInfo; |
| 7247 | getAbsoluteAxisInfo(abs, &rawAxisInfo); |
| 7248 | if (rawAxisInfo.valid) { |
| 7249 | // Map axis. |
| 7250 | AxisInfo axisInfo; |
| 7251 | bool explicitlyMapped = !getEventHub()->mapAxis(getDeviceId(), abs, &axisInfo); |
| 7252 | if (!explicitlyMapped) { |
| 7253 | // Axis is not explicitly mapped, will choose a generic axis later. |
| 7254 | axisInfo.mode = AxisInfo::MODE_NORMAL; |
| 7255 | axisInfo.axis = -1; |
| 7256 | } |
| 7257 | |
| 7258 | // Apply flat override. |
| 7259 | int32_t rawFlat = axisInfo.flatOverride < 0 |
| 7260 | ? rawAxisInfo.flat : axisInfo.flatOverride; |
| 7261 | |
| 7262 | // Calculate scaling factors and limits. |
| 7263 | Axis axis; |
| 7264 | if (axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 7265 | float scale = 1.0f / (axisInfo.splitValue - rawAxisInfo.minValue); |
| 7266 | float highScale = 1.0f / (rawAxisInfo.maxValue - axisInfo.splitValue); |
| 7267 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 7268 | scale, 0.0f, highScale, 0.0f, |
| 7269 | 0.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale, |
| 7270 | rawAxisInfo.resolution * scale); |
| 7271 | } else if (isCenteredAxis(axisInfo.axis)) { |
| 7272 | float scale = 2.0f / (rawAxisInfo.maxValue - rawAxisInfo.minValue); |
| 7273 | float offset = avg(rawAxisInfo.minValue, rawAxisInfo.maxValue) * -scale; |
| 7274 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 7275 | scale, offset, scale, offset, |
| 7276 | -1.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale, |
| 7277 | rawAxisInfo.resolution * scale); |
| 7278 | } else { |
| 7279 | float scale = 1.0f / (rawAxisInfo.maxValue - rawAxisInfo.minValue); |
| 7280 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 7281 | scale, 0.0f, scale, 0.0f, |
| 7282 | 0.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale, |
| 7283 | rawAxisInfo.resolution * scale); |
| 7284 | } |
| 7285 | |
| 7286 | // To eliminate noise while the joystick is at rest, filter out small variations |
| 7287 | // in axis values up front. |
| 7288 | axis.filter = axis.fuzz ? axis.fuzz : axis.flat * 0.25f; |
| 7289 | |
| 7290 | mAxes.add(abs, axis); |
| 7291 | } |
| 7292 | } |
| 7293 | |
| 7294 | // If there are too many axes, start dropping them. |
| 7295 | // Prefer to keep explicitly mapped axes. |
| 7296 | if (mAxes.size() > PointerCoords::MAX_AXES) { |
Narayan Kamath | 37764c7 | 2014-03-27 14:21:09 +0000 | [diff] [blame] | 7297 | ALOGI("Joystick '%s' has %zu axes but the framework only supports a maximum of %d.", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 7298 | getDeviceName().c_str(), mAxes.size(), PointerCoords::MAX_AXES); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7299 | pruneAxes(true); |
| 7300 | pruneAxes(false); |
| 7301 | } |
| 7302 | |
| 7303 | // Assign generic axis ids to remaining axes. |
| 7304 | int32_t nextGenericAxisId = AMOTION_EVENT_AXIS_GENERIC_1; |
| 7305 | size_t numAxes = mAxes.size(); |
| 7306 | for (size_t i = 0; i < numAxes; i++) { |
| 7307 | Axis& axis = mAxes.editValueAt(i); |
| 7308 | if (axis.axisInfo.axis < 0) { |
| 7309 | while (nextGenericAxisId <= AMOTION_EVENT_AXIS_GENERIC_16 |
| 7310 | && haveAxis(nextGenericAxisId)) { |
| 7311 | nextGenericAxisId += 1; |
| 7312 | } |
| 7313 | |
| 7314 | if (nextGenericAxisId <= AMOTION_EVENT_AXIS_GENERIC_16) { |
| 7315 | axis.axisInfo.axis = nextGenericAxisId; |
| 7316 | nextGenericAxisId += 1; |
| 7317 | } else { |
| 7318 | ALOGI("Ignoring joystick '%s' axis %d because all of the generic axis ids " |
| 7319 | "have already been assigned to other axes.", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 7320 | getDeviceName().c_str(), mAxes.keyAt(i)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7321 | mAxes.removeItemsAt(i--); |
| 7322 | numAxes -= 1; |
| 7323 | } |
| 7324 | } |
| 7325 | } |
| 7326 | } |
| 7327 | } |
| 7328 | |
| 7329 | bool JoystickInputMapper::haveAxis(int32_t axisId) { |
| 7330 | size_t numAxes = mAxes.size(); |
| 7331 | for (size_t i = 0; i < numAxes; i++) { |
| 7332 | const Axis& axis = mAxes.valueAt(i); |
| 7333 | if (axis.axisInfo.axis == axisId |
| 7334 | || (axis.axisInfo.mode == AxisInfo::MODE_SPLIT |
| 7335 | && axis.axisInfo.highAxis == axisId)) { |
| 7336 | return true; |
| 7337 | } |
| 7338 | } |
| 7339 | return false; |
| 7340 | } |
| 7341 | |
| 7342 | void JoystickInputMapper::pruneAxes(bool ignoreExplicitlyMappedAxes) { |
| 7343 | size_t i = mAxes.size(); |
| 7344 | while (mAxes.size() > PointerCoords::MAX_AXES && i-- > 0) { |
| 7345 | if (ignoreExplicitlyMappedAxes && mAxes.valueAt(i).explicitlyMapped) { |
| 7346 | continue; |
| 7347 | } |
| 7348 | ALOGI("Discarding joystick '%s' axis %d because there are too many axes.", |
Siarhei Vishniakou | ec8f725 | 2018-07-06 11:19:32 +0100 | [diff] [blame] | 7349 | getDeviceName().c_str(), mAxes.keyAt(i)); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7350 | mAxes.removeItemsAt(i); |
| 7351 | } |
| 7352 | } |
| 7353 | |
| 7354 | bool JoystickInputMapper::isCenteredAxis(int32_t axis) { |
| 7355 | switch (axis) { |
| 7356 | case AMOTION_EVENT_AXIS_X: |
| 7357 | case AMOTION_EVENT_AXIS_Y: |
| 7358 | case AMOTION_EVENT_AXIS_Z: |
| 7359 | case AMOTION_EVENT_AXIS_RX: |
| 7360 | case AMOTION_EVENT_AXIS_RY: |
| 7361 | case AMOTION_EVENT_AXIS_RZ: |
| 7362 | case AMOTION_EVENT_AXIS_HAT_X: |
| 7363 | case AMOTION_EVENT_AXIS_HAT_Y: |
| 7364 | case AMOTION_EVENT_AXIS_ORIENTATION: |
| 7365 | case AMOTION_EVENT_AXIS_RUDDER: |
| 7366 | case AMOTION_EVENT_AXIS_WHEEL: |
| 7367 | return true; |
| 7368 | default: |
| 7369 | return false; |
| 7370 | } |
| 7371 | } |
| 7372 | |
| 7373 | void JoystickInputMapper::reset(nsecs_t when) { |
| 7374 | // Recenter all axes. |
| 7375 | size_t numAxes = mAxes.size(); |
| 7376 | for (size_t i = 0; i < numAxes; i++) { |
| 7377 | Axis& axis = mAxes.editValueAt(i); |
| 7378 | axis.resetValue(); |
| 7379 | } |
| 7380 | |
| 7381 | InputMapper::reset(when); |
| 7382 | } |
| 7383 | |
| 7384 | void JoystickInputMapper::process(const RawEvent* rawEvent) { |
| 7385 | switch (rawEvent->type) { |
| 7386 | case EV_ABS: { |
| 7387 | ssize_t index = mAxes.indexOfKey(rawEvent->code); |
| 7388 | if (index >= 0) { |
| 7389 | Axis& axis = mAxes.editValueAt(index); |
| 7390 | float newValue, highNewValue; |
| 7391 | switch (axis.axisInfo.mode) { |
| 7392 | case AxisInfo::MODE_INVERT: |
| 7393 | newValue = (axis.rawAxisInfo.maxValue - rawEvent->value) |
| 7394 | * axis.scale + axis.offset; |
| 7395 | highNewValue = 0.0f; |
| 7396 | break; |
| 7397 | case AxisInfo::MODE_SPLIT: |
| 7398 | if (rawEvent->value < axis.axisInfo.splitValue) { |
| 7399 | newValue = (axis.axisInfo.splitValue - rawEvent->value) |
| 7400 | * axis.scale + axis.offset; |
| 7401 | highNewValue = 0.0f; |
| 7402 | } else if (rawEvent->value > axis.axisInfo.splitValue) { |
| 7403 | newValue = 0.0f; |
| 7404 | highNewValue = (rawEvent->value - axis.axisInfo.splitValue) |
| 7405 | * axis.highScale + axis.highOffset; |
| 7406 | } else { |
| 7407 | newValue = 0.0f; |
| 7408 | highNewValue = 0.0f; |
| 7409 | } |
| 7410 | break; |
| 7411 | default: |
| 7412 | newValue = rawEvent->value * axis.scale + axis.offset; |
| 7413 | highNewValue = 0.0f; |
| 7414 | break; |
| 7415 | } |
| 7416 | axis.newValue = newValue; |
| 7417 | axis.highNewValue = highNewValue; |
| 7418 | } |
| 7419 | break; |
| 7420 | } |
| 7421 | |
| 7422 | case EV_SYN: |
| 7423 | switch (rawEvent->code) { |
| 7424 | case SYN_REPORT: |
| 7425 | sync(rawEvent->when, false /*force*/); |
| 7426 | break; |
| 7427 | } |
| 7428 | break; |
| 7429 | } |
| 7430 | } |
| 7431 | |
| 7432 | void JoystickInputMapper::sync(nsecs_t when, bool force) { |
| 7433 | if (!filterAxes(force)) { |
| 7434 | return; |
| 7435 | } |
| 7436 | |
| 7437 | int32_t metaState = mContext->getGlobalMetaState(); |
| 7438 | int32_t buttonState = 0; |
| 7439 | |
| 7440 | PointerProperties pointerProperties; |
| 7441 | pointerProperties.clear(); |
| 7442 | pointerProperties.id = 0; |
| 7443 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 7444 | |
| 7445 | PointerCoords pointerCoords; |
| 7446 | pointerCoords.clear(); |
| 7447 | |
| 7448 | size_t numAxes = mAxes.size(); |
| 7449 | for (size_t i = 0; i < numAxes; i++) { |
| 7450 | const Axis& axis = mAxes.valueAt(i); |
| 7451 | setPointerCoordsAxisValue(&pointerCoords, axis.axisInfo.axis, axis.currentValue); |
| 7452 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 7453 | setPointerCoordsAxisValue(&pointerCoords, axis.axisInfo.highAxis, |
| 7454 | axis.highCurrentValue); |
| 7455 | } |
| 7456 | } |
| 7457 | |
| 7458 | // Moving a joystick axis should not wake the device because joysticks can |
| 7459 | // be fairly noisy even when not in use. On the other hand, pushing a gamepad |
| 7460 | // button will likely wake the device. |
| 7461 | // TODO: Use the input device configuration to control this behavior more finely. |
| 7462 | uint32_t policyFlags = 0; |
| 7463 | |
Prabir Pradhan | 42611e0 | 2018-11-27 14:04:02 -0800 | [diff] [blame] | 7464 | NotifyMotionArgs args(mContext->getNextSequenceNum(), when, getDeviceId(), |
| 7465 | AINPUT_SOURCE_JOYSTICK, ADISPLAY_ID_NONE, policyFlags, |
Siarhei Vishniakou | ae478d3 | 2019-01-03 14:45:18 -0800 | [diff] [blame] | 7466 | AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, buttonState, MotionClassification::NONE, |
| 7467 | AMOTION_EVENT_EDGE_FLAG_NONE, /* deviceTimestamp */ 0, 1, |
| 7468 | &pointerProperties, &pointerCoords, 0, 0, 0, /* videoFrames */ {}); |
Michael Wright | d02c5b6 | 2014-02-10 15:10:22 -0800 | [diff] [blame] | 7469 | getListener()->notifyMotion(&args); |
| 7470 | } |
| 7471 | |
| 7472 | void JoystickInputMapper::setPointerCoordsAxisValue(PointerCoords* pointerCoords, |
| 7473 | int32_t axis, float value) { |
| 7474 | pointerCoords->setAxisValue(axis, value); |
| 7475 | /* In order to ease the transition for developers from using the old axes |
| 7476 | * to the newer, more semantically correct axes, we'll continue to produce |
| 7477 | * values for the old axes as mirrors of the value of their corresponding |
| 7478 | * new axes. */ |
| 7479 | int32_t compatAxis = getCompatAxis(axis); |
| 7480 | if (compatAxis >= 0) { |
| 7481 | pointerCoords->setAxisValue(compatAxis, value); |
| 7482 | } |
| 7483 | } |
| 7484 | |
| 7485 | bool JoystickInputMapper::filterAxes(bool force) { |
| 7486 | bool atLeastOneSignificantChange = force; |
| 7487 | size_t numAxes = mAxes.size(); |
| 7488 | for (size_t i = 0; i < numAxes; i++) { |
| 7489 | Axis& axis = mAxes.editValueAt(i); |
| 7490 | if (force || hasValueChangedSignificantly(axis.filter, |
| 7491 | axis.newValue, axis.currentValue, axis.min, axis.max)) { |
| 7492 | axis.currentValue = axis.newValue; |
| 7493 | atLeastOneSignificantChange = true; |
| 7494 | } |
| 7495 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 7496 | if (force || hasValueChangedSignificantly(axis.filter, |
| 7497 | axis.highNewValue, axis.highCurrentValue, axis.min, axis.max)) { |
| 7498 | axis.highCurrentValue = axis.highNewValue; |
| 7499 | atLeastOneSignificantChange = true; |
| 7500 | } |
| 7501 | } |
| 7502 | } |
| 7503 | return atLeastOneSignificantChange; |
| 7504 | } |
| 7505 | |
| 7506 | bool JoystickInputMapper::hasValueChangedSignificantly( |
| 7507 | float filter, float newValue, float currentValue, float min, float max) { |
| 7508 | if (newValue != currentValue) { |
| 7509 | // Filter out small changes in value unless the value is converging on the axis |
| 7510 | // bounds or center point. This is intended to reduce the amount of information |
| 7511 | // sent to applications by particularly noisy joysticks (such as PS3). |
| 7512 | if (fabs(newValue - currentValue) > filter |
| 7513 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, min) |
| 7514 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, max) |
| 7515 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, 0)) { |
| 7516 | return true; |
| 7517 | } |
| 7518 | } |
| 7519 | return false; |
| 7520 | } |
| 7521 | |
| 7522 | bool JoystickInputMapper::hasMovedNearerToValueWithinFilteredRange( |
| 7523 | float filter, float newValue, float currentValue, float thresholdValue) { |
| 7524 | float newDistance = fabs(newValue - thresholdValue); |
| 7525 | if (newDistance < filter) { |
| 7526 | float oldDistance = fabs(currentValue - thresholdValue); |
| 7527 | if (newDistance < oldDistance) { |
| 7528 | return true; |
| 7529 | } |
| 7530 | } |
| 7531 | return false; |
| 7532 | } |
| 7533 | |
| 7534 | } // namespace android |