The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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 | #ifndef ANDROID_LAYER_H |
| 18 | #define ANDROID_LAYER_H |
| 19 | |
| 20 | #include <stdint.h> |
| 21 | #include <sys/types.h> |
| 22 | |
Mathias Agopian | 076b1cc | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 23 | #include <EGL/egl.h> |
| 24 | #include <EGL/eglext.h> |
Mathias Agopian | 076b1cc | 2009-04-10 14:24:30 -0700 | [diff] [blame] | 25 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 26 | #include <utils/RefBase.h> |
| 27 | #include <utils/String8.h> |
| 28 | #include <utils/Timers.h> |
| 29 | |
Svetoslav | d85084b | 2014-03-20 10:28:31 -0700 | [diff] [blame] | 30 | #include <ui/FrameStats.h> |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 31 | #include <ui/GraphicBuffer.h> |
| 32 | #include <ui/PixelFormat.h> |
| 33 | #include <ui/Region.h> |
| 34 | |
| 35 | #include <gui/ISurfaceComposerClient.h> |
| 36 | |
| 37 | #include <private/gui/LayerState.h> |
| 38 | |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 39 | #include <list> |
| 40 | |
Jamie Gennis | 82dbc74 | 2012-11-08 19:23:28 -0800 | [diff] [blame] | 41 | #include "FrameTracker.h" |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 42 | #include "Client.h" |
Dan Stoza | b9b0883 | 2014-03-13 11:55:57 -0700 | [diff] [blame] | 43 | #include "MonitoredProducer.h" |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 44 | #include "SurfaceFlinger.h" |
| 45 | #include "SurfaceFlingerConsumer.h" |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 46 | #include "Transform.h" |
| 47 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 48 | #include "DisplayHardware/HWComposer.h" |
Mathias Agopian | 6b44267 | 2013-07-09 21:24:52 -0700 | [diff] [blame] | 49 | #include "DisplayHardware/FloatRect.h" |
Mathias Agopian | 3f84483 | 2013-08-07 21:24:32 -0700 | [diff] [blame] | 50 | #include "RenderEngine/Mesh.h" |
Mathias Agopian | 49457ac | 2013-08-14 18:20:17 -0700 | [diff] [blame] | 51 | #include "RenderEngine/Texture.h" |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 52 | |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | namespace android { |
| 54 | |
| 55 | // --------------------------------------------------------------------------- |
| 56 | |
Mathias Agopian | 1f7bec6 | 2010-06-25 18:02:21 -0700 | [diff] [blame] | 57 | class Client; |
Mathias Agopian | 3e25fd8 | 2013-04-22 17:52:16 +0200 | [diff] [blame] | 58 | class Colorizer; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 59 | class DisplayDevice; |
| 60 | class GraphicBuffer; |
| 61 | class SurfaceFlinger; |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 62 | |
| 63 | // --------------------------------------------------------------------------- |
| 64 | |
Andy McFadden | 882e3a3 | 2013-01-08 16:06:15 -0800 | [diff] [blame] | 65 | /* |
Andy McFadden | 882e3a3 | 2013-01-08 16:06:15 -0800 | [diff] [blame] | 66 | * A new BufferQueue and a new SurfaceFlingerConsumer are created when the |
| 67 | * Layer is first referenced. |
| 68 | * |
| 69 | * This also implements onFrameAvailable(), which notifies SurfaceFlinger |
| 70 | * that new data has arrived. |
| 71 | */ |
Jesse Hall | 399184a | 2014-03-03 15:42:54 -0800 | [diff] [blame] | 72 | class Layer : public SurfaceFlingerConsumer::ContentsChangedListener { |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 73 | static int32_t sSequence; |
| 74 | |
Mathias Agopian | d606de6 | 2010-05-10 20:06:11 -0700 | [diff] [blame] | 75 | public: |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 76 | mutable bool contentDirty; |
| 77 | // regions below are in window-manager space |
| 78 | Region visibleRegion; |
| 79 | Region coveredRegion; |
| 80 | Region visibleNonTransparentRegion; |
Dan Stoza | ee44edd | 2015-03-23 15:50:23 -0700 | [diff] [blame] | 81 | Region surfaceDamageRegion; |
Andy McFadden | 4df87bd | 2014-04-21 18:08:54 -0700 | [diff] [blame] | 82 | |
| 83 | // Layer serial number. This gives layers an explicit ordering, so we |
| 84 | // have a stable sort order when their layer stack and Z-order are |
| 85 | // the same. |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 86 | int32_t sequence; |
| 87 | |
| 88 | enum { // flags for doTransaction() |
| 89 | eDontUpdateGeometryState = 0x00000001, |
| 90 | eVisibleRegion = 0x00000002, |
| 91 | }; |
| 92 | |
| 93 | struct Geometry { |
| 94 | uint32_t w; |
| 95 | uint32_t h; |
| 96 | Rect crop; |
| 97 | inline bool operator ==(const Geometry& rhs) const { |
| 98 | return (w == rhs.w && h == rhs.h && crop == rhs.crop); |
| 99 | } |
| 100 | inline bool operator !=(const Geometry& rhs) const { |
| 101 | return !operator ==(rhs); |
| 102 | } |
| 103 | }; |
| 104 | |
| 105 | struct State { |
| 106 | Geometry active; |
| 107 | Geometry requested; |
| 108 | uint32_t z; |
| 109 | uint32_t layerStack; |
| 110 | uint8_t alpha; |
| 111 | uint8_t flags; |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 112 | uint8_t mask; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 113 | uint8_t reserved[2]; |
| 114 | int32_t sequence; // changes when visible regions can change |
| 115 | Transform transform; |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 116 | bool modified; |
| 117 | |
| 118 | // If set, defers this state update until the Layer identified by handle |
| 119 | // receives a frame with the given frameNumber |
| 120 | sp<IBinder> handle; |
| 121 | uint64_t frameNumber; |
| 122 | |
Mathias Agopian | 2ca7939 | 2013-04-02 18:30:32 -0700 | [diff] [blame] | 123 | // the transparentRegion hint is a bit special, it's latched only |
| 124 | // when we receive a buffer -- this is because it's "content" |
| 125 | // dependent. |
| 126 | Region activeTransparentRegion; |
| 127 | Region requestedTransparentRegion; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 128 | }; |
| 129 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 130 | // ----------------------------------------------------------------------- |
| 131 | |
Mathias Agopian | 4d9b822 | 2013-03-12 17:11:48 -0700 | [diff] [blame] | 132 | Layer(SurfaceFlinger* flinger, const sp<Client>& client, |
| 133 | const String8& name, uint32_t w, uint32_t h, uint32_t flags); |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 134 | |
Mathias Agopian | b7e930d | 2010-06-01 15:12:58 -0700 | [diff] [blame] | 135 | virtual ~Layer(); |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 136 | |
Mathias Agopian | b7e930d | 2010-06-01 15:12:58 -0700 | [diff] [blame] | 137 | // the this layer's size and format |
Mathias Agopian | 4d9b822 | 2013-03-12 17:11:48 -0700 | [diff] [blame] | 138 | status_t setBuffers(uint32_t w, uint32_t h, PixelFormat format, uint32_t flags); |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 139 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 140 | // modify current state |
| 141 | bool setPosition(float x, float y); |
| 142 | bool setLayer(uint32_t z); |
| 143 | bool setSize(uint32_t w, uint32_t h); |
| 144 | bool setAlpha(uint8_t alpha); |
| 145 | bool setMatrix(const layer_state_t::matrix22_t& matrix); |
| 146 | bool setTransparentRegionHint(const Region& transparent); |
| 147 | bool setFlags(uint8_t flags, uint8_t mask); |
| 148 | bool setCrop(const Rect& crop); |
| 149 | bool setLayerStack(uint32_t layerStack); |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 150 | void deferTransactionUntil(const sp<IBinder>& handle, uint64_t frameNumber); |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 151 | |
Dan Stoza | ee44edd | 2015-03-23 15:50:23 -0700 | [diff] [blame] | 152 | // If we have received a new buffer this frame, we will pass its surface |
| 153 | // damage down to hardware composer. Otherwise, we must send a region with |
| 154 | // one empty rect. |
| 155 | void useSurfaceDamage(); |
| 156 | void useEmptyDamage(); |
| 157 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 158 | uint32_t getTransactionFlags(uint32_t flags); |
| 159 | uint32_t setTransactionFlags(uint32_t flags); |
| 160 | |
Dan Stoza | c701401 | 2014-02-14 15:03:43 -0800 | [diff] [blame] | 161 | void computeGeometry(const sp<const DisplayDevice>& hw, Mesh& mesh, |
| 162 | bool useIdentityTransform) const; |
Michael Lentine | 6c925ed | 2014-09-26 17:55:01 -0700 | [diff] [blame] | 163 | Rect computeBounds(const Region& activeTransparentRegion) const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 164 | Rect computeBounds() const; |
| 165 | |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 166 | class Handle; |
Mathias Agopian | 4d9b822 | 2013-03-12 17:11:48 -0700 | [diff] [blame] | 167 | sp<IBinder> getHandle(); |
Dan Stoza | b9b0883 | 2014-03-13 11:55:57 -0700 | [diff] [blame] | 168 | sp<IGraphicBufferProducer> getProducer() const; |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 169 | const String8& getName() const; |
Mathias Agopian | 4d9b822 | 2013-03-12 17:11:48 -0700 | [diff] [blame] | 170 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 171 | // ----------------------------------------------------------------------- |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 172 | // Virtuals |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 173 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 174 | virtual const char* getTypeId() const { return "Layer"; } |
| 175 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 176 | /* |
| 177 | * isOpaque - true if this surface is opaque |
Andy McFadden | 4125a4f | 2014-01-29 17:17:11 -0800 | [diff] [blame] | 178 | * |
| 179 | * This takes into account the buffer format (i.e. whether or not the |
| 180 | * pixel format includes an alpha channel) and the "opaque" flag set |
| 181 | * on the layer. It does not examine the current plane alpha value. |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 182 | */ |
Andy McFadden | 4125a4f | 2014-01-29 17:17:11 -0800 | [diff] [blame] | 183 | virtual bool isOpaque(const Layer::State& s) const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 184 | |
| 185 | /* |
| 186 | * isSecure - true if this surface is secure, that is if it prevents |
| 187 | * screenshots or VNC servers. |
| 188 | */ |
Dan Stoza | 2311608 | 2015-06-18 14:58:39 -0700 | [diff] [blame] | 189 | virtual bool isSecure() const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 190 | |
| 191 | /* |
| 192 | * isProtected - true if the layer may contain protected content in the |
| 193 | * GRALLOC_USAGE_PROTECTED sense. |
| 194 | */ |
Jamie Gennis | 7a4d0df | 2011-03-09 17:05:02 -0800 | [diff] [blame] | 195 | virtual bool isProtected() const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 196 | |
| 197 | /* |
| 198 | * isVisible - true if this layer is visible, false otherwise |
| 199 | */ |
Mathias Agopian | da27af9 | 2012-09-13 18:17:13 -0700 | [diff] [blame] | 200 | virtual bool isVisible() const; |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 201 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 202 | /* |
| 203 | * isFixedSize - true if content has a fixed size |
| 204 | */ |
| 205 | virtual bool isFixedSize() const; |
Jamie Gennis | 582270d | 2011-08-17 18:19:00 -0700 | [diff] [blame] | 206 | |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 207 | protected: |
| 208 | /* |
| 209 | * onDraw - draws the surface. |
| 210 | */ |
Dan Stoza | c701401 | 2014-02-14 15:03:43 -0800 | [diff] [blame] | 211 | virtual void onDraw(const sp<const DisplayDevice>& hw, const Region& clip, |
| 212 | bool useIdentityTransform) const; |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 213 | |
| 214 | public: |
| 215 | // ----------------------------------------------------------------------- |
| 216 | |
| 217 | void setGeometry(const sp<const DisplayDevice>& hw, |
| 218 | HWComposer::HWCLayerInterface& layer); |
| 219 | void setPerFrameData(const sp<const DisplayDevice>& hw, |
| 220 | HWComposer::HWCLayerInterface& layer); |
| 221 | void setAcquireFence(const sp<const DisplayDevice>& hw, |
| 222 | HWComposer::HWCLayerInterface& layer); |
| 223 | |
Riley Andrews | 03414a1 | 2014-07-01 14:22:59 -0700 | [diff] [blame] | 224 | Rect getPosition(const sp<const DisplayDevice>& hw); |
| 225 | |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 226 | /* |
| 227 | * called after page-flip |
| 228 | */ |
| 229 | void onLayerDisplayed(const sp<const DisplayDevice>& hw, |
| 230 | HWComposer::HWCLayerInterface* layer); |
| 231 | |
Dan Stoza | 6b9454d | 2014-11-07 16:00:59 -0800 | [diff] [blame] | 232 | bool shouldPresentNow(const DispSync& dispSync) const; |
| 233 | |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 234 | /* |
| 235 | * called before composition. |
| 236 | * returns true if the layer has pending updates. |
| 237 | */ |
| 238 | bool onPreComposition(); |
| 239 | |
| 240 | /* |
| 241 | * called after composition. |
| 242 | */ |
| 243 | void onPostComposition(); |
| 244 | |
| 245 | /* |
| 246 | * draw - performs some global clipping optimizations |
| 247 | * and calls onDraw(). |
| 248 | */ |
| 249 | void draw(const sp<const DisplayDevice>& hw, const Region& clip) const; |
Dan Stoza | c701401 | 2014-02-14 15:03:43 -0800 | [diff] [blame] | 250 | void draw(const sp<const DisplayDevice>& hw, bool useIdentityTransform) const; |
| 251 | void draw(const sp<const DisplayDevice>& hw) const; |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 252 | |
| 253 | /* |
| 254 | * doTransaction - process the transaction. This is a good place to figure |
| 255 | * out which attributes of the surface have changed. |
| 256 | */ |
| 257 | uint32_t doTransaction(uint32_t transactionFlags); |
| 258 | |
| 259 | /* |
| 260 | * setVisibleRegion - called to set the new visible region. This gives |
| 261 | * a chance to update the new visible region or record the fact it changed. |
| 262 | */ |
| 263 | void setVisibleRegion(const Region& visibleRegion); |
| 264 | |
| 265 | /* |
| 266 | * setCoveredRegion - called when the covered region changes. The covered |
| 267 | * region corresponds to any area of the surface that is covered |
| 268 | * (transparently or not) by another surface. |
| 269 | */ |
| 270 | void setCoveredRegion(const Region& coveredRegion); |
| 271 | |
| 272 | /* |
| 273 | * setVisibleNonTransparentRegion - called when the visible and |
| 274 | * non-transparent region changes. |
| 275 | */ |
| 276 | void setVisibleNonTransparentRegion(const Region& |
| 277 | visibleNonTransparentRegion); |
| 278 | |
| 279 | /* |
| 280 | * latchBuffer - called each time the screen is redrawn and returns whether |
| 281 | * the visible regions need to be recomputed (this is a fairly heavy |
| 282 | * operation, so this should be set only if needed). Typically this is used |
| 283 | * to figure out if the content or size of a surface has changed. |
| 284 | */ |
| 285 | Region latchBuffer(bool& recomputeVisibleRegions); |
| 286 | |
Riley Andrews | 03414a1 | 2014-07-01 14:22:59 -0700 | [diff] [blame] | 287 | bool isPotentialCursor() const { return mPotentialCursor;} |
| 288 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 289 | /* |
| 290 | * called with the state lock when the surface is removed from the |
| 291 | * current list |
| 292 | */ |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 293 | void onRemoved(); |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 294 | |
| 295 | |
Andy McFadden | bf974ab | 2012-12-04 16:51:15 -0800 | [diff] [blame] | 296 | // Updates the transform hint in our SurfaceFlingerConsumer to match |
Mathias Agopian | 8430095 | 2012-11-21 16:02:13 -0800 | [diff] [blame] | 297 | // the current orientation of the display device. |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 298 | void updateTransformHint(const sp<const DisplayDevice>& hw) const; |
Andy McFadden | 6905205 | 2012-09-14 16:10:11 -0700 | [diff] [blame] | 299 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 300 | /* |
| 301 | * returns the rectangle that crops the content of the layer and scales it |
| 302 | * to the layer's size. |
| 303 | */ |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 304 | Rect getContentCrop() const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 305 | |
Eric Penner | 51c59cd | 2014-07-28 19:51:58 -0700 | [diff] [blame] | 306 | /* |
| 307 | * Returns if a frame is queued. |
| 308 | */ |
chenhg | 0ea1cb9 | 2014-09-23 10:52:25 +0800 | [diff] [blame] | 309 | bool hasQueuedFrame() const { return mQueuedFrames > 0 || mSidebandStreamChanged; } |
Eric Penner | 51c59cd | 2014-07-28 19:51:58 -0700 | [diff] [blame] | 310 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 311 | // ----------------------------------------------------------------------- |
| 312 | |
| 313 | void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip) const; |
| 314 | void setFiltering(bool filtering); |
| 315 | bool getFiltering() const; |
| 316 | |
| 317 | // only for debugging |
| 318 | inline const sp<GraphicBuffer>& getActiveBuffer() const { return mActiveBuffer; } |
| 319 | |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 320 | inline const State& getDrawingState() const { return mDrawingState; } |
| 321 | inline const State& getCurrentState() const { return mCurrentState; } |
| 322 | inline State& getCurrentState() { return mCurrentState; } |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 323 | |
| 324 | |
| 325 | /* always call base class first */ |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 326 | void dump(String8& result, Colorizer& colorizer) const; |
Svetoslav | d85084b | 2014-03-20 10:28:31 -0700 | [diff] [blame] | 327 | void dumpFrameStats(String8& result) const; |
| 328 | void clearFrameStats(); |
Jamie Gennis | 6547ff4 | 2013-07-16 20:12:42 -0700 | [diff] [blame] | 329 | void logFrameStats(); |
Svetoslav | d85084b | 2014-03-20 10:28:31 -0700 | [diff] [blame] | 330 | void getFrameStats(FrameStats* outStats) const; |
Mathias Agopian | 1b5e102 | 2010-04-20 17:55:49 -0700 | [diff] [blame] | 331 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 332 | protected: |
| 333 | // constant |
| 334 | sp<SurfaceFlinger> mFlinger; |
| 335 | |
| 336 | virtual void onFirstRef(); |
| 337 | |
| 338 | /* |
| 339 | * Trivial class, used to ensure that mFlinger->onLayerDestroyed(mLayer) |
| 340 | * is called. |
| 341 | */ |
| 342 | class LayerCleaner { |
| 343 | sp<SurfaceFlinger> mFlinger; |
| 344 | wp<Layer> mLayer; |
| 345 | protected: |
| 346 | ~LayerCleaner(); |
| 347 | public: |
| 348 | LayerCleaner(const sp<SurfaceFlinger>& flinger, const sp<Layer>& layer); |
| 349 | }; |
| 350 | |
Mathias Agopian | 2a9fc49 | 2013-03-01 13:42:57 -0800 | [diff] [blame] | 351 | |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 352 | private: |
Jesse Hall | 399184a | 2014-03-03 15:42:54 -0800 | [diff] [blame] | 353 | // Interface implementation for SurfaceFlingerConsumer::ContentsChangedListener |
Dan Stoza | dc13c5b | 2015-05-11 15:33:01 -0700 | [diff] [blame] | 354 | virtual void onFrameAvailable(const BufferItem& item) override; |
| 355 | virtual void onFrameReplaced(const BufferItem& item) override; |
| 356 | virtual void onSidebandStreamChanged() override; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 357 | |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 358 | // Move frames made available by item in to a list which will |
| 359 | // be signalled at the beginning of the next transaction |
| 360 | virtual void markSyncPointsAvailable(const BufferItem& item); |
| 361 | |
Mathias Agopian | 1eae0ee | 2013-06-05 16:59:15 -0700 | [diff] [blame] | 362 | void commitTransaction(); |
| 363 | |
| 364 | // needsLinearFiltering - true if this surface's state requires filtering |
| 365 | bool needsFiltering(const sp<const DisplayDevice>& hw) const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 366 | |
Mathias Agopian | 3330b20 | 2009-10-05 17:07:12 -0700 | [diff] [blame] | 367 | uint32_t getEffectiveUsage(uint32_t usage) const; |
Mathias Agopian | 6b44267 | 2013-07-09 21:24:52 -0700 | [diff] [blame] | 368 | FloatRect computeCrop(const sp<const DisplayDevice>& hw) const; |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 369 | bool isCropped() const; |
| 370 | static bool getOpacityForFormat(uint32_t format); |
Mathias Agopian | 0aa758d | 2009-04-22 15:23:34 -0700 | [diff] [blame] | 371 | |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 372 | // drawing |
| 373 | void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip, |
Mathias Agopian | 3f84483 | 2013-08-07 21:24:32 -0700 | [diff] [blame] | 374 | float r, float g, float b, float alpha) const; |
Dan Stoza | c701401 | 2014-02-14 15:03:43 -0800 | [diff] [blame] | 375 | void drawWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip, |
| 376 | bool useIdentityTransform) const; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 377 | |
Ruben Brunk | 1681d95 | 2014-06-27 15:51:55 -0700 | [diff] [blame] | 378 | // Temporary - Used only for LEGACY camera mode. |
| 379 | uint32_t getProducerStickyTransform() const; |
| 380 | |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 381 | // ----------------------------------------------------------------------- |
| 382 | |
| 383 | class SyncPoint |
| 384 | { |
| 385 | public: |
| 386 | SyncPoint(uint64_t frameNumber) : mFrameNumber(frameNumber), |
| 387 | mFrameIsAvailable(false), mTransactionIsApplied(false) {} |
| 388 | |
| 389 | uint64_t getFrameNumber() const { |
| 390 | return mFrameNumber; |
| 391 | } |
| 392 | |
| 393 | bool frameIsAvailable() const { |
| 394 | return mFrameIsAvailable; |
| 395 | } |
| 396 | |
| 397 | void setFrameAvailable() { |
| 398 | mFrameIsAvailable = true; |
| 399 | } |
| 400 | |
| 401 | bool transactionIsApplied() const { |
| 402 | return mTransactionIsApplied; |
| 403 | } |
| 404 | |
| 405 | void setTransactionApplied() { |
| 406 | mTransactionIsApplied = true; |
| 407 | } |
| 408 | |
| 409 | private: |
| 410 | const uint64_t mFrameNumber; |
| 411 | std::atomic<bool> mFrameIsAvailable; |
| 412 | std::atomic<bool> mTransactionIsApplied; |
| 413 | }; |
| 414 | |
| 415 | std::list<std::shared_ptr<SyncPoint>> mLocalSyncPoints; |
| 416 | |
| 417 | // Guarded by mPendingStateMutex |
| 418 | std::list<std::shared_ptr<SyncPoint>> mRemoteSyncPoints; |
| 419 | |
| 420 | void addSyncPoint(std::shared_ptr<SyncPoint> point); |
| 421 | |
| 422 | void pushPendingState(); |
| 423 | void popPendingState(); |
| 424 | bool applyPendingStates(); |
| 425 | |
| 426 | Mutex mAvailableFrameMutex; |
| 427 | std::list<std::shared_ptr<SyncPoint>> mAvailableFrames; |
| 428 | public: |
| 429 | void notifyAvailableFrames(); |
| 430 | private: |
Igor Murashkin | a4a3149 | 2012-10-29 13:36:11 -0700 | [diff] [blame] | 431 | |
Mathias Agopian | b7e930d | 2010-06-01 15:12:58 -0700 | [diff] [blame] | 432 | // ----------------------------------------------------------------------- |
| 433 | |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 434 | // constants |
Andy McFadden | bf974ab | 2012-12-04 16:51:15 -0800 | [diff] [blame] | 435 | sp<SurfaceFlingerConsumer> mSurfaceFlingerConsumer; |
Dan Stoza | b9b0883 | 2014-03-13 11:55:57 -0700 | [diff] [blame] | 436 | sp<IGraphicBufferProducer> mProducer; |
Andy McFadden | 4df87bd | 2014-04-21 18:08:54 -0700 | [diff] [blame] | 437 | uint32_t mTextureName; // from GLES |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 438 | bool mPremultipliedAlpha; |
| 439 | String8 mName; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 440 | PixelFormat mFormat; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 441 | |
| 442 | // these are protected by an external lock |
| 443 | State mCurrentState; |
| 444 | State mDrawingState; |
| 445 | volatile int32_t mTransactionFlags; |
Mathias Agopian | d606de6 | 2010-05-10 20:06:11 -0700 | [diff] [blame] | 446 | |
Dan Stoza | 7dde599 | 2015-05-22 09:51:44 -0700 | [diff] [blame^] | 447 | // Accessed from main thread and binder threads |
| 448 | Mutex mPendingStateMutex; |
| 449 | Vector<State> mPendingStates; |
| 450 | |
Mathias Agopian | b7e930d | 2010-06-01 15:12:58 -0700 | [diff] [blame] | 451 | // thread-safe |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 452 | volatile int32_t mQueuedFrames; |
Jesse Hall | 399184a | 2014-03-03 15:42:54 -0800 | [diff] [blame] | 453 | volatile int32_t mSidebandStreamChanged; // used like an atomic boolean |
Jamie Gennis | 4b0eba9 | 2013-02-05 13:30:24 -0800 | [diff] [blame] | 454 | FrameTracker mFrameTracker; |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 455 | |
| 456 | // main thread |
| 457 | sp<GraphicBuffer> mActiveBuffer; |
Jesse Hall | 399184a | 2014-03-03 15:42:54 -0800 | [diff] [blame] | 458 | sp<NativeHandle> mSidebandStream; |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 459 | Rect mCurrentCrop; |
| 460 | uint32_t mCurrentTransform; |
Mathias Agopian | 933389f | 2011-07-18 16:15:08 -0700 | [diff] [blame] | 461 | uint32_t mCurrentScalingMode; |
Mathias Agopian | a67932f | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 462 | bool mCurrentOpacity; |
Mathias Agopian | 4d143ee | 2012-02-23 20:05:39 -0800 | [diff] [blame] | 463 | bool mRefreshPending; |
Jamie Gennis | e8696a4 | 2012-01-15 18:54:57 -0800 | [diff] [blame] | 464 | bool mFrameLatencyNeeded; |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 465 | // Whether filtering is forced on or not |
| 466 | bool mFiltering; |
| 467 | // Whether filtering is needed b/c of the drawingstate |
| 468 | bool mNeedsFiltering; |
Mathias Agopian | 5cdc899 | 2013-08-13 20:51:23 -0700 | [diff] [blame] | 469 | // The mesh used to draw the layer in GLES composition mode |
| 470 | mutable Mesh mMesh; |
Andy McFadden | 4df87bd | 2014-04-21 18:08:54 -0700 | [diff] [blame] | 471 | // The texture used to draw the layer in GLES composition mode |
Mathias Agopian | 49457ac | 2013-08-14 18:20:17 -0700 | [diff] [blame] | 472 | mutable Texture mTexture; |
Mathias Agopian | d606de6 | 2010-05-10 20:06:11 -0700 | [diff] [blame] | 473 | |
Mathias Agopian | b7e930d | 2010-06-01 15:12:58 -0700 | [diff] [blame] | 474 | // page-flip thread (currently main thread) |
Glenn Kasten | 16f0453 | 2011-01-19 15:27:27 -0800 | [diff] [blame] | 475 | bool mProtectedByApp; // application requires protected path to external sink |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 476 | |
| 477 | // protected by mLock |
| 478 | mutable Mutex mLock; |
Mathias Agopian | 4d9b822 | 2013-03-12 17:11:48 -0700 | [diff] [blame] | 479 | // Set to true once we've returned this surface's handle |
Mathias Agopian | 13127d8 | 2013-03-05 17:47:11 -0800 | [diff] [blame] | 480 | mutable bool mHasSurface; |
| 481 | const wp<Client> mClientRef; |
Riley Andrews | 03414a1 | 2014-07-01 14:22:59 -0700 | [diff] [blame] | 482 | |
| 483 | // This layer can be a cursor on some displays. |
| 484 | bool mPotentialCursor; |
Dan Stoza | 6b9454d | 2014-11-07 16:00:59 -0800 | [diff] [blame] | 485 | |
| 486 | // Local copy of the queued contents of the incoming BufferQueue |
| 487 | mutable Mutex mQueueItemLock; |
Dan Stoza | a4650a5 | 2015-05-12 12:56:16 -0700 | [diff] [blame] | 488 | Condition mQueueItemCondition; |
Dan Stoza | 6b9454d | 2014-11-07 16:00:59 -0800 | [diff] [blame] | 489 | Vector<BufferItem> mQueueItems; |
Dan Stoza | a4650a5 | 2015-05-12 12:56:16 -0700 | [diff] [blame] | 490 | uint64_t mLastFrameNumberReceived; |
Dan Stoza | 65476f3 | 2015-05-14 09:27:25 -0700 | [diff] [blame] | 491 | bool mUpdateTexImageFailed; // This is only modified from the main thread |
The Android Open Source Project | edbf3b6 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 492 | }; |
| 493 | |
| 494 | // --------------------------------------------------------------------------- |
| 495 | |
| 496 | }; // namespace android |
| 497 | |
| 498 | #endif // ANDROID_LAYER_H |