LayerRenderer.cpp revision 40667676e542a9daeafeac9904c30004e8706fd3
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 2109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy#include "LayerCache.h" 226c319ca1275c8db892c39b48fc54864c949f9171Romain Guy#include "LayerRenderer.h" 231fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy#include "Properties.h" 243a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#include "Rect.h" 256c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 266c319ca1275c8db892c39b48fc54864c949f9171Romain Guynamespace android { 276c319ca1275c8db892c39b48fc54864c949f9171Romain Guynamespace uirenderer { 286c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 296c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 306c319ca1275c8db892c39b48fc54864c949f9171Romain Guy// Rendering 316c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 326c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 337d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guyvoid LayerRenderer::prepareDirty(float left, float top, float right, float bottom, bool opaque) { 34ada830f639591b99c3e40de22b07296c7932a33fRomain Guy LAYER_RENDERER_LOGD("Rendering into layer, fbo = %d", mLayer->fbo); 351fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 3662687ec12cb8e0b1d4044a235b1387b9a8c3b4b4Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, mLayer->fbo); 3762687ec12cb8e0b1d4044a235b1387b9a8c3b4b4Romain Guy 3809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy const float width = mLayer->layer.getWidth(); 3909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy const float height = mLayer->layer.getHeight(); 4009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy 41c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy#if RENDER_LAYERS_AS_REGIONS 423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect dirty(left, top, right, bottom); 433a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (dirty.isEmpty() || (dirty.left <= 0 && dirty.top <= 0 && 4409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.right >= width && dirty.bottom >= height)) { 453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy mLayer->region.clear(); 4609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.set(0.0f, 0.0f, width, height); 473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } else { 4809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy dirty.intersect(0.0f, 0.0f, width, height); 493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy android::Rect r(dirty.left, dirty.top, dirty.right, dirty.bottom); 503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy mLayer->region.subtractSelf(r); 513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 52c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy OpenGLRenderer::prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, opaque); 543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#else 5509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy OpenGLRenderer::prepareDirty(0.0f, 0.0f, width, height, opaque); 563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 576c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 586c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 596c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid LayerRenderer::finish() { 606c319ca1275c8db892c39b48fc54864c949f9171Romain Guy OpenGLRenderer::finish(); 611fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 62f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy generateMesh(); 63f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 64678e0adbdbac5fa3f25ca8371fdff1b3182f67e9Chet Haase LAYER_RENDERER_LOGD("Finished rendering into layer, fbo = %d", mLayer->fbo); 6542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 6642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // No need to unbind our FBO, this will be taken care of by the caller 6742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy // who will invoke OpenGLRenderer::resume() 6842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy} 6942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 7042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain GuyGLint LayerRenderer::getTargetFbo() { 7142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return mLayer->fbo; 726c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 736c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 746c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 75f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy// Dirty region tracking 76f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 77f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 78f219da5e32e85deb442468ee9a63bb28eb198557Romain Guybool LayerRenderer::hasLayer() { 79f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return true; 80f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 81f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 82f219da5e32e85deb442468ee9a63bb28eb198557Romain GuyRegion* LayerRenderer::getRegion() { 83f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#if RENDER_LAYERS_AS_REGIONS 84f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (getSnapshot()->flags & Snapshot::kFlagFboTarget) { 85f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return OpenGLRenderer::getRegion(); 86f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 87f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return &mLayer->region; 88f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#else 89f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return OpenGLRenderer::getRegion(); 90f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#endif 91f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 92f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 93f219da5e32e85deb442468ee9a63bb28eb198557Romain Guyvoid LayerRenderer::generateMesh() { 94f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#if RENDER_LAYERS_AS_REGIONS 95f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->region.isRect() || mLayer->region.isEmpty()) { 96f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh) { 97f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->mesh; 98f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->meshIndices; 99f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 100f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 101f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = NULL; 102f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshElementCount = 0; 103f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 10440667676e542a9daeafeac9904c30004e8706fd3Romain Guy 10540667676e542a9daeafeac9904c30004e8706fd3Romain Guy const android::Rect& bounds = mLayer->region.getBounds(); 10640667676e542a9daeafeac9904c30004e8706fd3Romain Guy mLayer->regionRect.set(bounds.leftTop().x, bounds.leftTop().y, 10740667676e542a9daeafeac9904c30004e8706fd3Romain Guy bounds.rightBottom().x, bounds.rightBottom().y); 10840667676e542a9daeafeac9904c30004e8706fd3Romain Guy 10940667676e542a9daeafeac9904c30004e8706fd3Romain Guy const float texX = 1.0f / float(mLayer->width); 11040667676e542a9daeafeac9904c30004e8706fd3Romain Guy const float texY = 1.0f / float(mLayer->height); 11140667676e542a9daeafeac9904c30004e8706fd3Romain Guy const float height = mLayer->layer.getHeight(); 11240667676e542a9daeafeac9904c30004e8706fd3Romain Guy mLayer->texCoords.set( 11340667676e542a9daeafeac9904c30004e8706fd3Romain Guy mLayer->regionRect.left * texX, 11440667676e542a9daeafeac9904c30004e8706fd3Romain Guy (height - mLayer->regionRect.top) * texY, 11540667676e542a9daeafeac9904c30004e8706fd3Romain Guy mLayer->regionRect.right * texX, 11640667676e542a9daeafeac9904c30004e8706fd3Romain Guy (height - mLayer->regionRect.bottom) * texY); 11740667676e542a9daeafeac9904c30004e8706fd3Romain Guy 118f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return; 119f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 120f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 121f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy size_t count; 122f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const android::Rect* rects = mLayer->region.getArray(&count); 123f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 124f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy GLsizei elementCount = count * 6; 125f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 126f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mLayer->mesh && mLayer->meshElementCount < elementCount) { 127f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->mesh; 128f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy delete mLayer->meshIndices; 129f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 130f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = NULL; 131f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = NULL; 132f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 133f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1344f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy bool rebuildIndices = false; 135f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (!mLayer->mesh) { 136f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->mesh = new TextureVertex[count * 4]; 137f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mLayer->meshIndices = new uint16_t[elementCount]; 1384f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy rebuildIndices = true; 139f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 1404f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy mLayer->meshElementCount = elementCount; 141f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 142f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float texX = 1.0f / float(mLayer->width); 143f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float texY = 1.0f / float(mLayer->height); 144f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = mLayer->layer.getHeight(); 145f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 146f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex* mesh = mLayer->mesh; 147f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy uint16_t* indices = mLayer->meshIndices; 148f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 149f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy for (size_t i = 0; i < count; i++) { 150f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const android::Rect* r = &rects[i]; 151f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 152f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u1 = r->left * texX; 153f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float u2 = r->right * texX; 155f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 156f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 157f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 158f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 159f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 160f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 161f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 1624f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy if (rebuildIndices) { 1634f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy uint16_t quad = i * 4; 1644f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy int index = i * 6; 1654f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index ] = quad; // top-left 1664f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 1] = quad + 1; // top-right 1674f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 2] = quad + 2; // bottom-left 1684f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 3] = quad + 2; // bottom-left 1694f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 4] = quad + 1; // top-right 1704f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy indices[index + 5] = quad + 3; // bottom-right 1714f09f5417b5c14fd31336dacfff86972e7885a03Romain Guy } 172f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 173f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#endif 174f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy} 175f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 176f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy/////////////////////////////////////////////////////////////////////////////// 177f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy// Layers management 1786c319ca1275c8db892c39b48fc54864c949f9171Romain Guy/////////////////////////////////////////////////////////////////////////////// 1796c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 180ada830f639591b99c3e40de22b07296c7932a33fRomain GuyLayer* LayerRenderer::createLayer(uint32_t width, uint32_t height, bool isOpaque) { 1811fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy LAYER_RENDERER_LOGD("Creating new layer %dx%d", width, height); 1821fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 18309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy GLuint fbo = Caches::getInstance().fboCache.get(); 18409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!fbo) { 18509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy LOGW("Could not obtain an FBO"); 18609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 1871fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy } 1881fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 1896c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glActiveTexture(GL_TEXTURE0); 19009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy Layer* layer = Caches::getInstance().layerCache.get(width, height); 19109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!layer) { 19209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy LOGW("Could not obtain a layer"); 19309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 19409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 1956c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 19609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->fbo = fbo; 19709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 19809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->texCoords.set(0.0f, height / float(layer->height), 19909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy width / float(layer->width), 0.0f); 20009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->alpha = 255; 20109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->mode = SkXfermode::kSrcOver_Mode; 20209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->blend = !isOpaque; 20309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->colorFilter = NULL; 20409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 2056c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 20609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy GLuint previousFbo; 20709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 2086c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 20909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->fbo); 21009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glBindTexture(GL_TEXTURE_2D, layer->texture); 2116c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 21209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy // Initialize the texture if needed 21309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (layer->empty) { 21409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->empty = false; 21509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->width, layer->height, 0, 21609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy GL_RGBA, GL_UNSIGNED_BYTE, NULL); 2176c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 21809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (glGetError() != GL_NO_ERROR) { 21909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy LOGD("Could not allocate texture"); 22009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 22109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy glDeleteTextures(1, &layer->texture); 22209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy Caches::getInstance().fboCache.put(fbo); 22309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy delete layer; 22409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy return NULL; 22509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2266c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 2276c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2286c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 229ada830f639591b99c3e40de22b07296c7932a33fRomain Guy layer->texture, 0); 2306c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 23140a787f89a6f4c20f2c7fce29e5bc53954305f34Romain Guy glDisable(GL_SCISSOR_TEST); 23240a787f89a6f4c20f2c7fce29e5bc53954305f34Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 23340a787f89a6f4c20f2c7fce29e5bc53954305f34Romain Guy glClear(GL_COLOR_BUFFER_BIT); 23440a787f89a6f4c20f2c7fce29e5bc53954305f34Romain Guy glEnable(GL_SCISSOR_TEST); 23540a787f89a6f4c20f2c7fce29e5bc53954305f34Romain Guy 2366c319ca1275c8db892c39b48fc54864c949f9171Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 2376c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 238ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return layer; 2396c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2406c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 241ada830f639591b99c3e40de22b07296c7932a33fRomain Guybool LayerRenderer::resizeLayer(Layer* layer, uint32_t width, uint32_t height) { 242ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 243ada830f639591b99c3e40de22b07296c7932a33fRomain Guy LAYER_RENDERER_LOGD("Resizing layer fbo = %d to %dx%d", layer->fbo, width, height); 2441fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 24509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (Caches::getInstance().layerCache.resize(layer, width, height)) { 24609b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->layer.set(0.0f, 0.0f, width, height); 24709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->texCoords.set(0.0f, height / float(layer->height), 24809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy width / float(layer->width), 0.0f); 24909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 25009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (layer->texture) glDeleteTextures(1, &layer->texture); 25109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy delete layer; 252ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return false; 253ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 254ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 25509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy 256ada830f639591b99c3e40de22b07296c7932a33fRomain Guy return true; 2576c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2586c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 259ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayer(Layer* layer) { 260ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 261ada830f639591b99c3e40de22b07296c7932a33fRomain Guy LAYER_RENDERER_LOGD("Destroying layer, fbo = %d", layer->fbo); 262ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 26309b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (layer->fbo) { 26409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy Caches::getInstance().fboCache.put(layer->fbo); 26509b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 2661fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 26709b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (!Caches::getInstance().layerCache.put(layer)) { 26809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy if (layer->texture) glDeleteTextures(1, &layer->texture); 26909b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy delete layer; 27009b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } else { 27109b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy layer->region.clear(); 27209b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy } 273ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 2746c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 2756c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 276ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid LayerRenderer::destroyLayerDeferred(Layer* layer) { 277ada830f639591b99c3e40de22b07296c7932a33fRomain Guy if (layer) { 278ada830f639591b99c3e40de22b07296c7932a33fRomain Guy LAYER_RENDERER_LOGD("Deferring layer destruction, fbo = %d", layer->fbo); 2791fc883b271707c4206ae20cc9a935d7bd4a7485eRomain Guy 280ada830f639591b99c3e40de22b07296c7932a33fRomain Guy Caches::getInstance().deleteLayerDeferred(layer); 281ada830f639591b99c3e40de22b07296c7932a33fRomain Guy } 28257066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy} 28357066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 2846c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace uirenderer 2856c319ca1275c8db892c39b48fc54864c949f9171Romain Guy}; // namespace android 286