Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [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 | |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 17 | #define LOG_TAG "OpenGLRenderer" |
| 18 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 19 | #include <GLES2/gl2.h> |
| 20 | |
Romain Guy | 7adaf3d | 2010-10-05 14:58:09 -0700 | [diff] [blame] | 21 | #include <SkCanvas.h> |
| 22 | |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 23 | #include <utils/threads.h> |
| 24 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 25 | #include "TextureCache.h" |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 26 | #include "Properties.h" |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 27 | |
| 28 | namespace android { |
| 29 | namespace uirenderer { |
| 30 | |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 31 | /////////////////////////////////////////////////////////////////////////////// |
| 32 | // Constructors/destructor |
| 33 | /////////////////////////////////////////////////////////////////////////////// |
| 34 | |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 35 | TextureCache::TextureCache(): |
| 36 | mCache(GenerationCache<SkBitmap*, Texture*>::kUnlimitedCapacity), |
| 37 | mSize(0), mMaxSize(MB(DEFAULT_TEXTURE_CACHE_SIZE)) { |
| 38 | char property[PROPERTY_VALUE_MAX]; |
| 39 | if (property_get(PROPERTY_TEXTURE_CACHE_SIZE, property, NULL) > 0) { |
Romain Guy | c9855a5 | 2011-01-21 21:14:15 -0800 | [diff] [blame^] | 40 | INIT_LOGD(" Setting texture cache size to %sMB", property); |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 41 | setMaxSize(MB(atof(property))); |
| 42 | } else { |
Romain Guy | c9855a5 | 2011-01-21 21:14:15 -0800 | [diff] [blame^] | 43 | INIT_LOGD(" Using default texture cache size of %.2fMB", DEFAULT_TEXTURE_CACHE_SIZE); |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 44 | } |
| 45 | |
| 46 | init(); |
| 47 | } |
| 48 | |
Romain Guy | 7d139ba | 2010-07-02 11:20:34 -0700 | [diff] [blame] | 49 | TextureCache::TextureCache(uint32_t maxByteSize): |
Romain Guy | 6c81893 | 2010-07-07 15:15:32 -0700 | [diff] [blame] | 50 | mCache(GenerationCache<SkBitmap*, Texture*>::kUnlimitedCapacity), |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 51 | mSize(0), mMaxSize(maxByteSize) { |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 52 | init(); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 53 | } |
| 54 | |
| 55 | TextureCache::~TextureCache() { |
| 56 | mCache.clear(); |
| 57 | } |
| 58 | |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 59 | void TextureCache::init() { |
| 60 | mCache.setOnEntryRemovedListener(this); |
| 61 | |
| 62 | glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize); |
| 63 | LOGD(" Maximum texture dimension is %d pixels", mMaxTextureSize); |
Romain Guy | e190aa6 | 2010-11-10 19:01:29 -0800 | [diff] [blame] | 64 | |
| 65 | mDebugEnabled = readDebugLevel() & kDebugCaches; |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 66 | } |
| 67 | |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 68 | /////////////////////////////////////////////////////////////////////////////// |
| 69 | // Size management |
| 70 | /////////////////////////////////////////////////////////////////////////////// |
| 71 | |
Romain Guy | 7d139ba | 2010-07-02 11:20:34 -0700 | [diff] [blame] | 72 | uint32_t TextureCache::getSize() { |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 73 | return mSize; |
| 74 | } |
| 75 | |
Romain Guy | 7d139ba | 2010-07-02 11:20:34 -0700 | [diff] [blame] | 76 | uint32_t TextureCache::getMaxSize() { |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 77 | return mMaxSize; |
| 78 | } |
| 79 | |
Romain Guy | 7d139ba | 2010-07-02 11:20:34 -0700 | [diff] [blame] | 80 | void TextureCache::setMaxSize(uint32_t maxSize) { |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 81 | mMaxSize = maxSize; |
| 82 | while (mSize > mMaxSize) { |
| 83 | mCache.removeOldest(); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 84 | } |
| 85 | } |
| 86 | |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 87 | /////////////////////////////////////////////////////////////////////////////// |
| 88 | // Callbacks |
| 89 | /////////////////////////////////////////////////////////////////////////////// |
| 90 | |
Romain Guy | dda5702 | 2010-07-06 11:39:32 -0700 | [diff] [blame] | 91 | void TextureCache::operator()(SkBitmap*& bitmap, Texture*& texture) { |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 92 | // This will be called already locked |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 93 | if (texture) { |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 94 | mSize -= texture->bitmapSize; |
Romain Guy | 9e10841 | 2010-11-09 14:35:20 -0800 | [diff] [blame] | 95 | TEXTURE_LOGD("TextureCache::callback: name, removed size, mSize = %d, %d, %d", |
| 96 | texture->id, texture->bitmapSize, mSize); |
Romain Guy | e190aa6 | 2010-11-10 19:01:29 -0800 | [diff] [blame] | 97 | if (mDebugEnabled) { |
| 98 | LOGD("Texture deleted, size = %d", texture->bitmapSize); |
| 99 | } |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 100 | glDeleteTextures(1, &texture->id); |
| 101 | delete texture; |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | /////////////////////////////////////////////////////////////////////////////// |
| 106 | // Caching |
| 107 | /////////////////////////////////////////////////////////////////////////////// |
| 108 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 109 | Texture* TextureCache::get(SkBitmap* bitmap) { |
| 110 | Texture* texture = mCache.get(bitmap); |
Romain Guy | a2341a9 | 2010-09-08 18:04:33 -0700 | [diff] [blame] | 111 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 112 | if (!texture) { |
Romain Guy | 9cccc2b | 2010-08-07 23:46:15 -0700 | [diff] [blame] | 113 | if (bitmap->width() > mMaxTextureSize || bitmap->height() > mMaxTextureSize) { |
| 114 | LOGW("Bitmap too large to be uploaded into a texture"); |
| 115 | return NULL; |
| 116 | } |
| 117 | |
Romain Guy | 7d139ba | 2010-07-02 11:20:34 -0700 | [diff] [blame] | 118 | const uint32_t size = bitmap->rowBytes() * bitmap->height(); |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 119 | // Don't even try to cache a bitmap that's bigger than the cache |
| 120 | if (size < mMaxSize) { |
| 121 | while (mSize + size > mMaxSize) { |
| 122 | mCache.removeOldest(); |
| 123 | } |
| 124 | } |
| 125 | |
Romain Guy | 364703c | 2010-06-30 15:51:03 -0700 | [diff] [blame] | 126 | texture = new Texture; |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 127 | texture->bitmapSize = size; |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 128 | generateTexture(bitmap, texture, false); |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 129 | |
| 130 | if (size < mMaxSize) { |
| 131 | mSize += size; |
Romain Guy | 9e10841 | 2010-11-09 14:35:20 -0800 | [diff] [blame] | 132 | TEXTURE_LOGD("TextureCache::get: create texture(%p): name, size, mSize = %d, %d, %d", |
| 133 | bitmap, texture->id, size, mSize); |
Romain Guy | e190aa6 | 2010-11-10 19:01:29 -0800 | [diff] [blame] | 134 | if (mDebugEnabled) { |
| 135 | LOGD("Texture created, size = %d", size); |
| 136 | } |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 137 | mCache.put(bitmap, texture); |
Romain Guy | 22158e1 | 2010-08-06 11:18:34 -0700 | [diff] [blame] | 138 | } else { |
| 139 | texture->cleanup = true; |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 140 | } |
Romain Guy | fe88094 | 2010-06-30 16:05:32 -0700 | [diff] [blame] | 141 | } else if (bitmap->getGenerationID() != texture->generation) { |
| 142 | generateTexture(bitmap, texture, true); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 143 | } |
Romain Guy | 22158e1 | 2010-08-06 11:18:34 -0700 | [diff] [blame] | 144 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 145 | return texture; |
| 146 | } |
| 147 | |
Romain Guy | 121e224 | 2010-07-01 18:26:52 -0700 | [diff] [blame] | 148 | void TextureCache::remove(SkBitmap* bitmap) { |
| 149 | mCache.remove(bitmap); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 150 | } |
| 151 | |
Romain Guy | fe48f65 | 2010-11-11 15:36:56 -0800 | [diff] [blame] | 152 | void TextureCache::removeDeferred(SkBitmap* bitmap) { |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 153 | Mutex::Autolock _l(mLock); |
Romain Guy | fe48f65 | 2010-11-11 15:36:56 -0800 | [diff] [blame] | 154 | mGarbage.push(bitmap); |
| 155 | } |
| 156 | |
| 157 | void TextureCache::clearGarbage() { |
| 158 | Mutex::Autolock _l(mLock); |
| 159 | size_t count = mGarbage.size(); |
| 160 | for (size_t i = 0; i < count; i++) { |
| 161 | mCache.remove(mGarbage.itemAt(i)); |
| 162 | } |
| 163 | mGarbage.clear(); |
| 164 | } |
| 165 | |
| 166 | void TextureCache::clear() { |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 167 | mCache.clear(); |
Chet Haase | d98aa2d | 2010-10-25 15:47:32 -0700 | [diff] [blame] | 168 | TEXTURE_LOGD("TextureCache:clear(), miSize = %d", mSize); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 169 | } |
| 170 | |
Romain Guy | fe88094 | 2010-06-30 16:05:32 -0700 | [diff] [blame] | 171 | void TextureCache::generateTexture(SkBitmap* bitmap, Texture* texture, bool regenerate) { |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 172 | SkAutoLockPixels alp(*bitmap); |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 173 | |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 174 | if (!bitmap->readyToDraw()) { |
| 175 | LOGE("Cannot generate texture from bitmap"); |
| 176 | return; |
| 177 | } |
| 178 | |
Romain Guy | 29d8997 | 2010-09-22 16:10:57 -0700 | [diff] [blame] | 179 | const bool resize = !regenerate || bitmap->width() != int(texture->width) || |
| 180 | bitmap->height() != int(texture->height); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 181 | |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 182 | if (!regenerate) { |
Romain Guy | fe88094 | 2010-06-30 16:05:32 -0700 | [diff] [blame] | 183 | glGenTextures(1, &texture->id); |
| 184 | } |
| 185 | |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 186 | texture->generation = bitmap->getGenerationID(); |
| 187 | texture->width = bitmap->width(); |
| 188 | texture->height = bitmap->height(); |
| 189 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 190 | glBindTexture(GL_TEXTURE_2D, texture->id); |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 191 | glPixelStorei(GL_UNPACK_ALIGNMENT, bitmap->bytesPerPixel()); |
| 192 | |
| 193 | switch (bitmap->getConfig()) { |
Romain Guy | bd0e6aa | 2010-07-22 18:50:12 -0700 | [diff] [blame] | 194 | case SkBitmap::kA8_Config: |
Romain Guy | 9aaa826 | 2010-09-08 15:15:43 -0700 | [diff] [blame] | 195 | glPixelStorei(GL_UNPACK_ALIGNMENT, 1); |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 196 | uploadToTexture(resize, GL_ALPHA, bitmap->rowBytesAsPixels(), texture->height, |
| 197 | GL_UNSIGNED_BYTE, bitmap->getPixels()); |
| 198 | texture->blend = true; |
Romain Guy | bd0e6aa | 2010-07-22 18:50:12 -0700 | [diff] [blame] | 199 | break; |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 200 | case SkBitmap::kRGB_565_Config: |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 201 | uploadToTexture(resize, GL_RGB, bitmap->rowBytesAsPixels(), texture->height, |
| 202 | GL_UNSIGNED_SHORT_5_6_5, bitmap->getPixels()); |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 203 | texture->blend = false; |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 204 | break; |
| 205 | case SkBitmap::kARGB_8888_Config: |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 206 | uploadToTexture(resize, GL_RGBA, bitmap->rowBytesAsPixels(), texture->height, |
| 207 | GL_UNSIGNED_BYTE, bitmap->getPixels()); |
Romain Guy | e9e7fd0 | 2010-08-19 14:45:42 -0700 | [diff] [blame] | 208 | // Do this after calling getPixels() to make sure Skia's deferred |
| 209 | // decoding happened |
| 210 | texture->blend = !bitmap->isOpaque(); |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 211 | break; |
Romain Guy | 7adaf3d | 2010-10-05 14:58:09 -0700 | [diff] [blame] | 212 | case SkBitmap::kIndex8_Config: |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 213 | uploadLoFiTexture(resize, bitmap, texture->width, texture->height); |
Romain Guy | 7adaf3d | 2010-10-05 14:58:09 -0700 | [diff] [blame] | 214 | texture->blend = false; |
| 215 | break; |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 216 | case SkBitmap::kARGB_4444_Config: |
| 217 | uploadLoFiTexture(resize, bitmap, texture->width, texture->height); |
| 218 | texture->blend = true; |
| 219 | break; |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 220 | default: |
Romain Guy | 7adaf3d | 2010-10-05 14:58:09 -0700 | [diff] [blame] | 221 | LOGW("Unsupported bitmap config: %d", bitmap->getConfig()); |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 222 | break; |
| 223 | } |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 224 | |
| 225 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| 226 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
Romain Guy | 8ba548f | 2010-06-30 19:21:21 -0700 | [diff] [blame] | 227 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 228 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); |
| 229 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 230 | } |
| 231 | |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 232 | void TextureCache::uploadLoFiTexture(bool resize, SkBitmap* bitmap, |
Romain Guy | 7adaf3d | 2010-10-05 14:58:09 -0700 | [diff] [blame] | 233 | uint32_t width, uint32_t height) { |
| 234 | SkBitmap rgbaBitmap; |
| 235 | rgbaBitmap.setConfig(SkBitmap::kARGB_8888_Config, width, height); |
| 236 | rgbaBitmap.allocPixels(); |
| 237 | rgbaBitmap.eraseColor(0); |
| 238 | |
| 239 | SkCanvas canvas(rgbaBitmap); |
| 240 | canvas.drawBitmap(*bitmap, 0.0f, 0.0f, NULL); |
| 241 | |
| 242 | uploadToTexture(resize, GL_RGBA, rgbaBitmap.rowBytesAsPixels(), height, |
| 243 | GL_UNSIGNED_BYTE, rgbaBitmap.getPixels()); |
| 244 | } |
| 245 | |
Romain Guy | 8c749f8 | 2010-09-22 14:13:32 -0700 | [diff] [blame] | 246 | void TextureCache::uploadToTexture(bool resize, GLenum format, GLsizei width, GLsizei height, |
| 247 | GLenum type, const GLvoid * data) { |
| 248 | if (resize) { |
| 249 | glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0, format, type, data); |
| 250 | } else { |
| 251 | glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height, format, type, data); |
| 252 | } |
| 253 | } |
| 254 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 255 | }; // namespace uirenderer |
| 256 | }; // namespace android |