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 } 65c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 6644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return OpenGLRenderer::prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, opaque); 676c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 686c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 697c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t LayerRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 707c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy if (mLayer->isDirty()) { 717c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy getCaches().disableScissor(); 727c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy glClear(GL_COLOR_BUFFER_BIT); 737c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 747c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy getCaches().resetScissor(); 757c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mLayer->setDirty(false); 767c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 777c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return DrawGlInfo::kStatusDone; 787c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy } 797c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 807c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return OpenGLRenderer::clear(left, top, right, bottom, opaque); 817c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 827c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 836c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid LayerRenderer::finish() { 846c319ca1275c8db892c39b48fc54864c949f9171Romain Guy OpenGLRenderer::finish(); 851fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 86f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy generateMesh(); 87f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Finished rendering into layer, fbo = %d", mLayer->getFbo()); 8942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 9042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // No need to unbind our FBO, this will be taken care of by the caller 9142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // who will invoke OpenGLRenderer::resume() 9242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy} 9342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 9442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain GuyGLint LayerRenderer::getTargetFbo() { 959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return mLayer->getFbo(); 966c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 976c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 9811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool LayerRenderer::suppressErrorChecks() { 9911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 10011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 10111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1026c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 103f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy// Dirty region tracking 104f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 105f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 106f219da5e32e85deb442468ee9a63bb28eb198557Romain Guybool LayerRenderer::hasLayer() { 107f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return true; 108f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 109f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 110f219da5e32e85deb442468ee9a63bb28eb198557Romain GuyRegion* LayerRenderer::getRegion() { 111f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (getSnapshot()->flags & Snapshot::kFlagFboTarget) { 112f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return OpenGLRenderer::getRegion(); 113f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 114f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return &mLayer->region; 115f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 116f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1178a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// TODO: This implementation is flawed and can generate T-junctions 1188a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// in the mesh, which will in turn produce cracks when the 1198a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// mesh is rotated/skewed. The easiest way to fix this would 1208a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// be, for each row, to add new vertices shared with the previous 1218a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// row when the two rows share an edge. 1228a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// In practice, T-junctions do not appear often so this has yet 1238a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy// to be fixed. 124f219da5e32e85deb442468ee9a63bb28eb198557Romain Guyvoid LayerRenderer::generateMesh() { 125f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->region.isRect() || mLayer->region.isEmpty()) { 126f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh) { 127f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->mesh; 128f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->meshIndices; 129f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 130f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 131f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = NULL; 132f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshElementCount = 0; 133f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 13440667676e542a9daeafeac9904c30004e8706fd3Romain Guy 1359fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy mLayer->setRegionAsRect(); 136f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return; 137f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 138f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 139f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy size_t count; 140f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const android::Rect* rects = mLayer->region.getArray(&count); 141f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 142f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy GLsizei elementCount = count * 6; 143f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 144f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh && mLayer->meshElementCount < elementCount) { 145f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->mesh; 146f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->meshIndices; 147f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 148f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 149f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = NULL; 150f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 151f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1524f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy bool rebuildIndices = false; 153f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (!mLayer->mesh) { 154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = new TextureVertex[count * 4]; 155f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = new uint16_t[elementCount]; 1564f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy rebuildIndices = true; 157f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 1584f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy mLayer->meshElementCount = elementCount; 159f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(mLayer->getWidth()); 1619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(mLayer->getHeight()); 162f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = mLayer->layer.getHeight(); 163f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 164f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex* mesh = mLayer->mesh; 165f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy uint16_t* indices = mLayer->meshIndices; 166f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 167f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy for (size_t i = 0; i < count; i++) { 168f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const android::Rect* r = &rects[i]; 169f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 170f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u1 = r->left * texX; 171f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 172f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u2 = r->right * texX; 173f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 174f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 175f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 176f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 177f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 178f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 179f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1804f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy if (rebuildIndices) { 1814f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy uint16_t quad = i * 4; 1824f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy int index = i * 6; 1834f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index ] = quad; // top-left 1844f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 1] = quad + 1; // top-right 1854f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 2] = quad + 2; // bottom-left 1864f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 3] = quad + 2; // bottom-left 1874f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 4] = quad + 1; // top-right 1884f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 5] = quad + 3; // bottom-right 1894f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy } 190f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 191f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 192f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 193f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 194f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy// Layers management 1956c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 1966c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 197ada830f639591b99c3e40de22b07296c7932a33fRomain GuyLayer* LayerRenderer::createLayer(uint32_t width, uint32_t height, bool isOpaque) { 198eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD("Requesting new render layer %dx%d", width, height); 1991fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 200a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Caches& caches = Caches::getInstance(); 201a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy GLuint fbo = caches.fboCache.get(); 20209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!fbo) { 2038564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain an FBO"); 20409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 2051fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy } 2061fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 207a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy caches.activeTexture(0); 208a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Layer* layer = caches.layerCache.get(width, height); 20909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!layer) { 2108564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain a layer"); 21109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 21209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2136c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(fbo); 21509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 2169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, height / float(layer->getHeight()), 2179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy width / float(layer->getWidth()), 0.0f); 2189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrcOver_Mode); 2199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setColorFilter(NULL); 2217c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(true); 22209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 2236c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 22409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy GLuint previousFbo; 22509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 2266c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 2289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 2296c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 23009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy // Initialize the texture if needed 2319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 2329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 2339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 2346c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 23509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (glGetError() != GL_NO_ERROR) { 2365baa3a62a97544669fba6d65a11c07f252e654ddSteve Block ALOGD("Could not allocate texture for layer (fbo=%d %dx%d)", 2375cd5c3f7e4df99f47e3def6e3707b9eb8205aef3Romain Guy fbo, width, height); 2389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 23909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 2409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 241603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 2429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 24309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 24409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2456c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 2466c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2476c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 2489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 2496c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2506c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 2516c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 252ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return layer; 2536c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2546c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 255ada830f639591b99c3e40de22b07296c7932a33fRomain Guybool LayerRenderer::resizeLayer(Layer* layer, uint32_t width, uint32_t height) { 256ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 2579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Resizing layer fbo = %d to %dx%d", layer->getFbo(), width, height); 2581fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 25909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (Caches::getInstance().layerCache.resize(layer, width, height)) { 26009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 2619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, height / float(layer->getHeight()), 2629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy width / float(layer->getWidth()), 0.0f); 26309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 264603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 265ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return false; 266ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 267ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 26809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy 269ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return true; 2706c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2716c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2724a5a71518a71a44dbccb3af9a08b82056ea748b3Romain GuyLayer* LayerRenderer::createTextureLayer(bool isOpaque) { 2734a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy LAYER_RENDERER_LOGD("Creating new texture layer"); 2744a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 2754a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy Layer* layer = new Layer(0, 0); 2769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setCacheable(false); 2779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setTextureLayer(true); 2789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(true); 2809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(0); 2819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrcOver_Mode); 2824a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy layer->layer.set(0.0f, 0.0f, 0.0f, 0.0f); 283a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->texCoords.set(0.0f, 1.0f, 1.0f, 0.0f); 2844a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy layer->region.clear(); 2859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setRenderTarget(GL_NONE); // see ::updateTextureLayer() 2864a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 287a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy Caches::getInstance().activeTexture(0); 2889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->generateTexture(); 2894a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 2904a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy return layer; 2914a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy} 2924a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy 293aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid LayerRenderer::updateTextureLayer(Layer* layer, uint32_t width, uint32_t height, 294a9489274d67b540804aafb587a226f7c2ae4464dRomain Guy bool isOpaque, GLenum renderTarget, float* transform) { 295aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (layer) { 2969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setBlend(!isOpaque); 2979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setSize(width, height); 298aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->layer.set(0.0f, 0.0f, width, height); 299aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->region.set(width, height); 300aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy layer->regionRect.set(0.0f, 0.0f, width, height); 3019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexTransform().load(transform); 3028f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 3039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (renderTarget != layer->getRenderTarget()) { 3049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setRenderTarget(renderTarget); 3059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 306d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, false, true); 307d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setWrap(GL_CLAMP_TO_EDGE, false, true); 3084a5a71518a71a44dbccb3af9a08b82056ea748b3Romain Guy } 309aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 310aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 311aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 312ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayer(Layer* layer) { 313ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 314eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD("Recycling layer, %dx%d fbo = %d", 315eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy layer->getWidth(), layer->getHeight(), layer->getFbo()); 316ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 31709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!Caches::getInstance().layerCache.put(layer)) { 318eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD(" Destroyed!"); 319603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 32009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 321eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy LAYER_RENDERER_LOGD(" Cached!"); 32265b345fa22b878e141b8fd8ece9c208df00fa40fRomain Guy#if DEBUG_LAYER_RENDERER 323eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy Caches::getInstance().layerCache.dump(); 324eea60692b060737faeaa02bb30f5b79e2202b482Romain Guy#endif 32598d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase layer->removeFbo(); 32609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 32709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 328ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 3296c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 3306c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 331ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayerDeferred(Layer* layer) { 332ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 3339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy LAYER_RENDERER_LOGD("Deferring layer destruction, fbo = %d", layer->getFbo()); 33456257aff8a55c847be72be9924c392033fd8151dDave Burke 335ada830f639591b99c3e40de22b07296c7932a33fRomain Guy Caches::getInstance().deleteLayerDeferred(layer); 336ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 33757066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy} 33857066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 3399c4b79af221b53f602f946faa9ff317a596a0c39Romain Guyvoid LayerRenderer::flushLayer(Layer* layer) { 3409c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy#ifdef GL_EXT_discard_framebuffer 3419c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy GLuint fbo = layer->getFbo(); 3429c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (layer && fbo) { 3439c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy // If possible, discard any enqueud operations on deferred 3449c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy // rendering architectures 3459c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (Caches::getInstance().extensions.hasDiscardFramebuffer()) { 3469c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy GLuint previousFbo; 3479c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 3489c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, fbo); 34945e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 35045e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy const GLenum attachments[] = { GL_COLOR_ATTACHMENT0 }; 35145e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 3529c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy 3539c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 3549c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy } 3559c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy } 3569c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy#endif 3579c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy} 3589c4b79af221b53f602f946faa9ff317a596a0c39Romain Guy 35977a811610f99e21da7f88dafef60d09f345d0506Romain Guybool LayerRenderer::copyLayer(Layer* layer, SkBitmap* bitmap) { 36077a811610f99e21da7f88dafef60d09f345d0506Romain Guy Caches& caches = Caches::getInstance(); 361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (layer && bitmap->width() <= caches.maxTextureSize && 36277a811610f99e21da7f88dafef60d09f345d0506Romain Guy bitmap->height() <= caches.maxTextureSize) { 36377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 36477a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint fbo = caches.fboCache.get(); 36577a811610f99e21da7f88dafef60d09f345d0506Romain Guy if (!fbo) { 3668564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Could not obtain an FBO"); 36777a811610f99e21da7f88dafef60d09f345d0506Romain Guy return false; 36877a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 36977a811610f99e21da7f88dafef60d09f345d0506Romain Guy 370d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy SkAutoLockPixels alp(*bitmap); 371d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 37277a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint texture; 37377a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLuint previousFbo; 374710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik GLuint previousViewport[4]; 37577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 37677a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLenum format; 37777a811610f99e21da7f88dafef60d09f345d0506Romain Guy GLenum type; 37877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 379d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy GLenum error = GL_NO_ERROR; 380d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy bool status = false; 381d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 38277a811610f99e21da7f88dafef60d09f345d0506Romain Guy switch (bitmap->config()) { 38377a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kA8_Config: 38477a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_ALPHA; 38577a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_BYTE; 38677a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 38777a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kRGB_565_Config: 38877a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGB; 38977a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_SHORT_5_6_5; 39077a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 39177a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kARGB_4444_Config: 39277a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGBA; 39377a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_SHORT_4_4_4_4; 39477a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 39577a811610f99e21da7f88dafef60d09f345d0506Romain Guy case SkBitmap::kARGB_8888_Config: 39677a811610f99e21da7f88dafef60d09f345d0506Romain Guy default: 39777a811610f99e21da7f88dafef60d09f345d0506Romain Guy format = GL_RGBA; 39877a811610f99e21da7f88dafef60d09f345d0506Romain Guy type = GL_UNSIGNED_BYTE; 39977a811610f99e21da7f88dafef60d09f345d0506Romain Guy break; 40077a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 40177a811610f99e21da7f88dafef60d09f345d0506Romain Guy 4029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float alpha = layer->getAlpha(); 4039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy SkXfermode::Mode mode = layer->getMode(); 404710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik GLuint previousLayerFbo = layer->getFbo(); 405d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 4069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255, SkXfermode::kSrc_Mode); 4079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(fbo); 408d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 40977a811610f99e21da7f88dafef60d09f345d0506Romain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 410710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glGetIntegerv(GL_VIEWPORT, (GLint*) &previousViewport); 41177a811610f99e21da7f88dafef60d09f345d0506Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, fbo); 41277a811610f99e21da7f88dafef60d09f345d0506Romain Guy 41377a811610f99e21da7f88dafef60d09f345d0506Romain Guy glGenTextures(1, &texture); 414d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 41577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 416a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy caches.activeTexture(0); 41777a811610f99e21da7f88dafef60d09f345d0506Romain Guy glBindTexture(GL_TEXTURE_2D, texture); 41877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 419e49d7ec36132f33b7c9e2c044ab9dd3585aa3747Romain Guy glPixelStorei(GL_PACK_ALIGNMENT, bitmap->bytesPerPixel()); 420e49d7ec36132f33b7c9e2c044ab9dd3585aa3747Romain Guy 421ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 422ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 42377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 42477a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 42577a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 42677a811610f99e21da7f88dafef60d09f345d0506Romain Guy 42777a811610f99e21da7f88dafef60d09f345d0506Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, format, bitmap->width(), bitmap->height(), 42877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 0, format, type, NULL); 429d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 430d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy 43177a811610f99e21da7f88dafef60d09f345d0506Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, 43277a811610f99e21da7f88dafef60d09f345d0506Romain Guy GL_TEXTURE_2D, texture, 0); 433d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 43477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 435d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy { 436d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy LayerRenderer renderer(layer); 437d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.setViewport(bitmap->width(), bitmap->height()); 438d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.OpenGLRenderer::prepareDirty(0.0f, 0.0f, 4399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bitmap->width(), bitmap->height(), !layer->isBlend()); 440a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 441586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy caches.disableScissor(); 442a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy renderer.translate(0.0f, bitmap->height()); 443a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy renderer.scale(1.0f, -1.0f); 444a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 445a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy mat4 texTransform(layer->getTexTransform()); 446a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 447a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy mat4 invert; 448a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy invert.translate(0.0f, 1.0f, 0.0f); 449a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy invert.scale(1.0f, -1.0f, 1.0f); 450a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->getTexTransform().multiply(invert); 451a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy 452d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 45377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 454d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy { 455d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy Rect bounds; 456d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy bounds.set(0.0f, 0.0f, bitmap->width(), bitmap->height()); 457d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy renderer.drawTextureLayer(layer, bounds); 45877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 459d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy glReadPixels(0, 0, bitmap->width(), bitmap->height(), format, 460d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy type, bitmap->getPixels()); 46177a811610f99e21da7f88dafef60d09f345d0506Romain Guy 462d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if ((error = glGetError()) != GL_NO_ERROR) goto error; 463d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 46477a811610f99e21da7f88dafef60d09f345d0506Romain Guy 465a9dc86b21defc26db0d71f276aff5c3af0b62ff5Romain Guy layer->getTexTransform().load(texTransform); 466d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy status = true; 467d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 46877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 469d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guyerror: 470d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy#if DEBUG_OPENGL 471d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy if (error != GL_NO_ERROR) { 4725baa3a62a97544669fba6d65a11c07f252e654ddSteve Block ALOGD("GL error while copying layer into bitmap = 0x%x", error); 473d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy } 474d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy#endif 47577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 47677a811610f99e21da7f88dafef60d09f345d0506Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 4779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 478710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik layer->setFbo(previousLayerFbo); 47977a811610f99e21da7f88dafef60d09f345d0506Romain Guy glDeleteTextures(1, &texture); 48077a811610f99e21da7f88dafef60d09f345d0506Romain Guy caches.fboCache.put(fbo); 481710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glViewport(previousViewport[0], previousViewport[1], 482710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik previousViewport[2], previousViewport[3]); 48377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 484d6b2a00dd43257d1498b09175bff63663f6cb861Romain Guy return status; 48577a811610f99e21da7f88dafef60d09f345d0506Romain Guy } 48677a811610f99e21da7f88dafef60d09f345d0506Romain Guy return false; 48777a811610f99e21da7f88dafef60d09f345d0506Romain Guy} 48877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 4896c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace uirenderer 4906c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace android 491