16c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/* 26c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * Copyright (C) 2011 The Android Open Source Project 36c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * 46c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 56c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * you may not use this file except in compliance with the License. 66c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * You may obtain a copy of the License at 76c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * 86c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 96c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * 106c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * Unless required by applicable law or agreed to in writing, software 116c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 126c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 136c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * See the License for the specific language governing permissions and 146c319ca1275c8db892c39b48fc54864c949f9171Romain Guy * limitations under the License. 156c319ca1275c8db892c39b48fc54864c949f9171Romain Guy */ 166c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 176c319ca1275c8db892c39b48fc54864c949f9171Romain Guy#define LOG_TAG "OpenGLRenderer" 186c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#include <ui/Rect.h> 203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 217c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy#include <private/hwui/DrawGlInfo.h> 227c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 2309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy#include "LayerCache.h" 246c319ca1275c8db892c39b48fc54864c949f9171Romain Guy#include "LayerRenderer.h" 25aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy#include "Matrix.h" 261fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy#include "Properties.h" 273a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#include "Rect.h" 286c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 296c319ca1275c8db892c39b48fc54864c949f9171Romain Guynamespace android { 306c319ca1275c8db892c39b48fc54864c949f9171Romain Guynamespace uirenderer { 316c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 326c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 336c319ca1275c8db892c39b48fc54864c949f9171Romain Guy// Rendering 346c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 356c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 367953745dd565167113f8cbfc461bc0521d32d870Romain GuyLayerRenderer::LayerRenderer(Layer* layer): mLayer(layer) { 377953745dd565167113f8cbfc461bc0521d32d870Romain Guy} 387953745dd565167113f8cbfc461bc0521d32d870Romain Guy 397953745dd565167113f8cbfc461bc0521d32d870Romain GuyLayerRenderer::~LayerRenderer() { 407953745dd565167113f8cbfc461bc0521d32d870Romain Guy} 417953745dd565167113f8cbfc461bc0521d32d870Romain Guy 4235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid LayerRenderer::setViewport(int width, int height) { 4335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 4435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 4535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 467c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t LayerRenderer::prepareDirty(float left, float top, float right, float bottom, 477c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy bool opaque) { 489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Rendering into layer, fbo = %d", mLayer->getFbo()); 491fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, mLayer->getFbo()); 5162687ec12cb8e0b1d4044a235b1387b9a8c3b4b4Romain Guy 5209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy const float width = mLayer->layer.getWidth(); 5309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy const float height = mLayer->layer.getHeight(); 5409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy 553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect dirty(left, top, right, bottom); 563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (dirty.isEmpty() || (dirty.left <= 0 && dirty.top <= 0 && 5709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.right >= width && dirty.bottom >= height)) { 583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy mLayer->region.clear(); 5909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.set(0.0f, 0.0f, width, height); 603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } else { 6109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.intersect(0.0f, 0.0f, width, height); 623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy android::Rect r(dirty.left, dirty.top, dirty.right, dirty.bottom); 633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy mLayer->region.subtractSelf(r); 643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 65c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mLayer->clipRect.set(dirty); 66c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 6744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return OpenGLRenderer::prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, opaque); 686c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 696c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 707c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t LayerRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 717c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy if (mLayer->isDirty()) { 727c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy getCaches().disableScissor(); 737c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy glClear(GL_COLOR_BUFFER_BIT); 747c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 757c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy getCaches().resetScissor(); 767c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mLayer->setDirty(false); 777c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 787c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return DrawGlInfo::kStatusDone; 797c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy } 807c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 817c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return OpenGLRenderer::clear(left, top, right, bottom, opaque); 827c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 837c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 846c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid LayerRenderer::finish() { 856c319ca1275c8db892c39b48fc54864c949f9171Romain Guy OpenGLRenderer::finish(); 861fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 87f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy generateMesh(); 88f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Finished rendering into layer, fbo = %d", mLayer->getFbo()); 9042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 9142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // No need to unbind our FBO, this will be taken care of by the caller 9242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // who will invoke OpenGLRenderer::resume() 9342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy} 9442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 95624234f69b2a4781d24f3e4c6ae6450729e38397Romain GuyGLint LayerRenderer::getTargetFbo() const { 969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return mLayer->getFbo(); 976c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 986c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 99624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guybool LayerRenderer::suppressErrorChecks() const { 10011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 10111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 10211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1036c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 1048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy// Layer support 105f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 106f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 107624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guybool LayerRenderer::hasLayer() const { 108f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return true; 109f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 110f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid LayerRenderer::ensureStencilBuffer() { 1128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mLayer); 1138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy/////////////////////////////////////////////////////////////////////////////// 1168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy// Dirty region tracking 1178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy/////////////////////////////////////////////////////////////////////////////// 1188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 119624234f69b2a4781d24f3e4c6ae6450729e38397Romain GuyRegion* LayerRenderer::getRegion() const { 120f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (getSnapshot()->flags & Snapshot::kFlagFboTarget) { 121f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return OpenGLRenderer::getRegion(); 122f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 123f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return &mLayer->region; 124f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 125f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1266c5b9be7450903762f676522c32d65f7545730dfChris Craik// TODO: This implementation uses a very simple approach to fixing T-junctions which keeps the 1276c5b9be7450903762f676522c32d65f7545730dfChris Craik// results as rectangles, and is thus not necessarily efficient in the geometry 1286c5b9be7450903762f676522c32d65f7545730dfChris Craik// produced. Eventually, it may be better to develop triangle-based mechanism. 129f219da5e32e85deb442468ee9a63bb28eb198557Romain Guyvoid LayerRenderer::generateMesh() { 130f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->region.isRect() || mLayer->region.isEmpty()) { 131f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh) { 13296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy delete[] mLayer->mesh; 133f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 134f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshElementCount = 0; 135f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 13640667676e542a9daeafeac9904c30004e8706fd3Romain Guy 1379fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy mLayer->setRegionAsRect(); 138f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return; 139f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 140f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1416c5b9be7450903762f676522c32d65f7545730dfChris Craik // avoid T-junctions as they cause artifacts in between the resultant 1426c5b9be7450903762f676522c32d65f7545730dfChris Craik // geometry when complex transforms occur. 1436c5b9be7450903762f676522c32d65f7545730dfChris Craik // TODO: generate the safeRegion only if necessary based on drawing transform (see 1446c5b9be7450903762f676522c32d65f7545730dfChris Craik // OpenGLRenderer::composeLayerRegion()) 1456c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion = Region::createTJunctionFreeRegion(mLayer->region); 1466c5b9be7450903762f676522c32d65f7545730dfChris Craik 147f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy size_t count; 1486c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects = safeRegion.getArray(&count); 149f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 150f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy GLsizei elementCount = count * 6; 151f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 152f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh && mLayer->meshElementCount < elementCount) { 15396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy delete[] mLayer->mesh; 154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 155f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 156f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 157f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (!mLayer->mesh) { 158f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = new TextureVertex[count * 4]; 159f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 1604f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy mLayer->meshElementCount = elementCount; 161f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(mLayer->getWidth()); 1639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(mLayer->getHeight()); 164f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = mLayer->layer.getHeight(); 165f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 166f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex* mesh = mLayer->mesh; 167f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 168f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy for (size_t i = 0; i < count; i++) { 169f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const android::Rect* r = &rects[i]; 170f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 171f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u1 = r->left * texX; 172f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 173f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u2 = r->right * texX; 174f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 175f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 176f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 177f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 178f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 179f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 180f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 181f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 182f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 183f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 184f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy// Layers management 1856c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 1866c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 187ada830f639591b99c3e40de22b07296c7932a33fRomain GuyLayer* LayerRenderer::createLayer(uint32_t width, uint32_t height, bool isOpaque) { 188eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD("Requesting new render layer %dx%d", width, height); 1891fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 190a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Caches& caches = Caches::getInstance(); 191a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy GLuint fbo = caches.fboCache.get(); 19209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!fbo) { 1938564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain an FBO"); 19409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 1951fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy } 1961fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 197a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy caches.activeTexture(0); 198a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Layer* layer = caches.layerCache.get(width, height); 19909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!layer) { 2008564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain a layer"); 20109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 20209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2036c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 204ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // We first obtain a layer before comparing against the max texture size 205ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // because layers are not allocated at the exact desired size. They are 206ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // always created slighly larger to improve recycling 207ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy const uint32_t maxTextureSize = caches.maxTextureSize; 208ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy if (layer->getWidth() > maxTextureSize || layer->getHeight() > maxTextureSize) { 209ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy ALOGW("Layer exceeds max. dimensions supported by the GPU (%dx%d, max=%dx%d)", 210ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy width, height, maxTextureSize, maxTextureSize); 211ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy 212ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // Creating a new layer always increment its refcount by 1, this allows 213ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // us to destroy the layer object if one was created for us 214ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy Caches::getInstance().resourceCache.decrementRefcount(layer); 215ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy 216ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy return NULL; 217ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy } 218ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy 2199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(fbo); 22009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 2219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, height / float(layer->getHeight()), 2229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy width / float(layer->getWidth()), 0.0f); 2239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrcOver_Mode); 2249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setColorFilter(NULL); 2267c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(true); 22709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 2286c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 22909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy GLuint previousFbo; 23009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 2316c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 2339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 2346c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 23509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy // Initialize the texture if needed 2369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 2379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 2380908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 2396c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 240ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy // This should only happen if we run out of memory 24109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (glGetError() != GL_NO_ERROR) { 242ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy ALOGE("Could not allocate texture for layer (fbo=%d %dx%d)", fbo, width, height); 24309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 244ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy caches.resourceCache.decrementRefcount(layer); 24509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 24609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2476c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 2486c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2496c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 2509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 2516c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2526c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 2536c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 254ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return layer; 2556c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2566c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 257ada830f639591b99c3e40de22b07296c7932a33fRomain Guybool LayerRenderer::resizeLayer(Layer* layer, uint32_t width, uint32_t height) { 258ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 2599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Resizing layer fbo = %d to %dx%d", layer->getFbo(), width, height); 2601fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 2612055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (layer->resize(width, height)) { 26209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 2639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, height / float(layer->getHeight()), 2649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy width / float(layer->getWidth()), 0.0f); 26509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 266ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return false; 267ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 268ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 26909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy 270ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return true; 2716c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2726c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2734a5a71518a71a44dbccb3af9a08b82056ea748b3Romain GuyLayer* LayerRenderer::createTextureLayer(bool isOpaque) { 2744a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy LAYER_RENDERER_LOGD("Creating new texture layer"); 2754a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 2764a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy Layer* layer = new Layer(0, 0); 2779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setCacheable(false); 2789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setTextureLayer(true); 2799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(true); 2819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(0); 2829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrcOver_Mode); 2834a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy layer->layer.set(0.0f, 0.0f, 0.0f, 0.0f); 284a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->texCoords.set(0.0f, 1.0f, 1.0f, 0.0f); 2854a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy layer->region.clear(); 2869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setRenderTarget(GL_NONE); // see ::updateTextureLayer() 2874a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 288a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Caches::getInstance().activeTexture(0); 2899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->generateTexture(); 2904a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 2914a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy return layer; 2924a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy} 2934a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 294aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid LayerRenderer::updateTextureLayer(Layer* layer, uint32_t width, uint32_t height, 295a9489274d67b540804aafb587a226f7c2ae4464dRomain Guy bool isOpaque, GLenum renderTarget, float* transform) { 296aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (layer) { 2979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setSize(width, height); 299aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->layer.set(0.0f, 0.0f, width, height); 300aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->region.set(width, height); 301aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->regionRect.set(0.0f, 0.0f, width, height); 3029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexTransform().load(transform); 3038f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 3049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (renderTarget != layer->getRenderTarget()) { 3059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setRenderTarget(renderTarget); 3069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 307d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, false, true); 308d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setWrap(GL_CLAMP_TO_EDGE, false, true); 3094a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy } 310aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 311aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 312aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 313ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayer(Layer* layer) { 314ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 315eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD("Recycling layer, %dx%d fbo = %d", 316eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy layer->getWidth(), layer->getHeight(), layer->getFbo()); 317ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 31809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!Caches::getInstance().layerCache.put(layer)) { 319eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD(" Destroyed!"); 320603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 32109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 322eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD(" Cached!"); 32365b345fa22b878e141b8fd8ece9c208df00fa40fRomain Guy#if DEBUG_LAYER_RENDERER 324eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy Caches::getInstance().layerCache.dump(); 325eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy#endif 32698d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase layer->removeFbo(); 32709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 32809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 329ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 3306c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 3316c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 332ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayerDeferred(Layer* layer) { 333ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 3349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Deferring layer destruction, fbo = %d", layer->getFbo()); 33556257aff8a55c847be72be9924c392033fd8151dDave Burke 336ada830f639591b99c3e40de22b07296c7932a33fRomain Guy Caches::getInstance().deleteLayerDeferred(layer); 337ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 33857066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy} 33957066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 3409c4b79af221b53f602f946faa9ff317a596a0c39Romain Guyvoid LayerRenderer::flushLayer(Layer* layer) { 3419c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy#ifdef GL_EXT_discard_framebuffer 3429c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy GLuint fbo = layer->getFbo(); 3439c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (layer && fbo) { 3449c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy // If possible, discard any enqueud operations on deferred 3459c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy // rendering architectures 3463bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (Extensions::getInstance().hasDiscardFramebuffer()) { 3479c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy GLuint previousFbo; 3489c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 3499c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, fbo); 35045e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 35145e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy const GLenum attachments[] = { GL_COLOR_ATTACHMENT0 }; 35245e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 3539c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy 3549c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 3559c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy } 3569c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy } 3579c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy#endif 3589c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy} 3599c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy 36077a811610f99e21da7f88dafef60d09f345d0506Romain Guybool LayerRenderer::copyLayer(Layer* layer, SkBitmap* bitmap) { 36177a811610f99e21da7f88dafef60d09f345d0506Romain Guy Caches& caches = Caches::getInstance(); 362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (layer && bitmap->width() <= caches.maxTextureSize && 36377a811610f99e21da7f88dafef60d09f345d0506Romain Guy bitmap->height() <= caches.maxTextureSize) { 36477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 36577a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint fbo = caches.fboCache.get(); 36677a811610f99e21da7f88dafef60d09f345d0506Romain Guy if (!fbo) { 3678564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain an FBO"); 36877a811610f99e21da7f88dafef60d09f345d0506Romain Guy return false; 36977a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 37077a811610f99e21da7f88dafef60d09f345d0506Romain Guy 371d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy SkAutoLockPixels alp(*bitmap); 372d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 37377a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint texture; 37477a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint previousFbo; 375710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik GLuint previousViewport[4]; 37677a811610f99e21da7f88dafef60d09f345d0506Romain Guy 37777a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLenum format; 37877a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLenum type; 37977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 380d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy GLenum error = GL_NO_ERROR; 381d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy bool status = false; 382d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 38377a811610f99e21da7f88dafef60d09f345d0506Romain Guy switch (bitmap->config()) { 38477a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kA8_Config: 38577a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_ALPHA; 38677a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_BYTE; 38777a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 38877a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kRGB_565_Config: 38977a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGB; 39077a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_SHORT_5_6_5; 39177a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 39277a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kARGB_4444_Config: 39377a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGBA; 39477a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_SHORT_4_4_4_4; 39577a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 39677a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kARGB_8888_Config: 39777a811610f99e21da7f88dafef60d09f345d0506Romain Guy default: 39877a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGBA; 39977a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_BYTE; 40077a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 40177a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 40277a811610f99e21da7f88dafef60d09f345d0506Romain Guy 4039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float alpha = layer->getAlpha(); 4049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy SkXfermode::Mode mode = layer->getMode(); 405710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik GLuint previousLayerFbo = layer->getFbo(); 406d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 4079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrc_Mode); 4089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(fbo); 409d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 41077a811610f99e21da7f88dafef60d09f345d0506Romain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 411710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glGetIntegerv(GL_VIEWPORT, (GLint*) &previousViewport); 41277a811610f99e21da7f88dafef60d09f345d0506Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, fbo); 41377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 41477a811610f99e21da7f88dafef60d09f345d0506Romain Guy glGenTextures(1, &texture); 415d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 41677a811610f99e21da7f88dafef60d09f345d0506Romain Guy 417a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy caches.activeTexture(0); 4188aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy caches.bindTexture(texture); 41977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 420e49d7ec36132f33b7c9e2c044ab9dd3585aa3747Romain Guy glPixelStorei(GL_PACK_ALIGNMENT, bitmap->bytesPerPixel()); 421e49d7ec36132f33b7c9e2c044ab9dd3585aa3747Romain Guy 422ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 423ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 42477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 42577a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 42677a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 42777a811610f99e21da7f88dafef60d09f345d0506Romain Guy 42877a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, format, bitmap->width(), bitmap->height(), 42977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 0, format, type, NULL); 430d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 431d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 43277a811610f99e21da7f88dafef60d09f345d0506Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, 43377a811610f99e21da7f88dafef60d09f345d0506Romain Guy GL_TEXTURE_2D, texture, 0); 434d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 43577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 436d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy { 437d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy LayerRenderer renderer(layer); 438d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.setViewport(bitmap->width(), bitmap->height()); 439d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.OpenGLRenderer::prepareDirty(0.0f, 0.0f, 4409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bitmap->width(), bitmap->height(), !layer->isBlend()); 441a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 442586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy caches.disableScissor(); 443a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy renderer.translate(0.0f, bitmap->height()); 444a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy renderer.scale(1.0f, -1.0f); 445a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 446a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy mat4 texTransform(layer->getTexTransform()); 447a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 448a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy mat4 invert; 4494c2547fa9244e78115cde0a259291053108c3dc7Romain Guy invert.translate(0.0f, 1.0f); 450a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy invert.scale(1.0f, -1.0f, 1.0f); 451a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->getTexTransform().multiply(invert); 452a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 453d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 45477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 455d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy { 456d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy Rect bounds; 457d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy bounds.set(0.0f, 0.0f, bitmap->width(), bitmap->height()); 458d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.drawTextureLayer(layer, bounds); 45977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 460d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy glReadPixels(0, 0, bitmap->width(), bitmap->height(), format, 461d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy type, bitmap->getPixels()); 46277a811610f99e21da7f88dafef60d09f345d0506Romain Guy 463d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 464d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 46577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 466a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->getTexTransform().load(texTransform); 467d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy status = true; 468d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 46977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 470d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guyerror: 471d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy#if DEBUG_OPENGL 472d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if (error != GL_NO_ERROR) { 4735baa3a62a97544669fba6d65a11c07f252e654ddSteve Block ALOGD("GL error while copying layer into bitmap = 0x%x", error); 474d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 475d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy#endif 47677a811610f99e21da7f88dafef60d09f345d0506Romain Guy 47777a811610f99e21da7f88dafef60d09f345d0506Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 4789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 479710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik layer->setFbo(previousLayerFbo); 480be1b127c7bec252e0c6ab0e06ed6babed07d496fRomain Guy caches.deleteTexture(texture); 48177a811610f99e21da7f88dafef60d09f345d0506Romain Guy caches.fboCache.put(fbo); 482710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glViewport(previousViewport[0], previousViewport[1], 483710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik previousViewport[2], previousViewport[3]); 48477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 485d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy return status; 48677a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 48777a811610f99e21da7f88dafef60d09f345d0506Romain Guy return false; 48877a811610f99e21da7f88dafef60d09f345d0506Romain Guy} 48977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 4906c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace uirenderer 4916c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace android 492