Layer.cpp revision ce4a7dfc516ee61301e9af91fad17ca1320efaab
1d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase/* 2d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Copyright (C) 2012 The Android Open Source Project 3d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 4d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Licensed under the Apache License, Version 2.0 (the "License"); 5d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * you may not use this file except in compliance with the License. 6d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * You may obtain a copy of the License at 7d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 8d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * http://www.apache.org/licenses/LICENSE-2.0 9d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 10d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Unless required by applicable law or agreed to in writing, software 11d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * distributed under the License is distributed on an "AS IS" BASIS, 12d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * See the License for the specific language governing permissions and 14d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * limitations under the License. 15d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 16d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 17d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase#define LOG_TAG "OpenGLRenderer" 18d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 19d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase#include <utils/Log.h> 20d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 2196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy#include "DisplayList.h" 2296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy#include "DeferredDisplayList.h" 23d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase#include "Layer.h" 2498d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase#include "LayerRenderer.h" 25d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase#include "OpenGLRenderer.h" 26d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase#include "Caches.h" 27d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 28d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haasenamespace android { 29d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haasenamespace uirenderer { 30d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 31603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet HaaseLayer::Layer(const uint32_t layerWidth, const uint32_t layerHeight) { 32603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase mesh = NULL; 33603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase meshIndices = NULL; 34603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase meshElementCount = 0; 35603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase cacheable = true; 367c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy dirty = false; 37603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase textureLayer = false; 38603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase renderTarget = GL_TEXTURE_2D; 39603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase texture.width = layerWidth; 40603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase texture.height = layerHeight; 41603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase colorFilter = NULL; 42603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase deferredUpdateScheduled = false; 43603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase renderer = NULL; 44603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase displayList = NULL; 45603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase fbo = 0; 463bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy stencil = NULL; 475bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy debugDrawUpdate = false; 4896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy deferredList = NULL; 49603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.incrementRefcount(this); 50603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase} 51603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase 52d15ebf25c595b855f6978d0600218e3ea5f31e92Chet HaaseLayer::~Layer() { 53d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (colorFilter) Caches::getInstance().resourceCache.decrementRefcount(colorFilter); 5498d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase removeFbo(); 558a1374946a928fcba7495c87ff6adda327fdfb9fRomain Guy deleteTexture(); 5696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy delete[] mesh; 5896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy delete[] meshIndices; 5996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy delete deferredList; 6097dc9172b0e58979c63de0dedbab656399a62281Romain Guy} 6197dc9172b0e58979c63de0dedbab656399a62281Romain Guy 622055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guyuint32_t Layer::computeIdealWidth(uint32_t layerWidth) { 632055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return uint32_t(ceilf(layerWidth / float(LAYER_SIZE)) * LAYER_SIZE); 642055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy} 652055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 662055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guyuint32_t Layer::computeIdealHeight(uint32_t layerHeight) { 672055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return uint32_t(ceilf(layerHeight / float(LAYER_SIZE)) * LAYER_SIZE); 682055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy} 692055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 702055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guybool Layer::resize(const uint32_t width, const uint32_t height) { 712055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy uint32_t desiredWidth = computeIdealWidth(width); 722055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy uint32_t desiredHeight = computeIdealWidth(height); 732055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 742055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (desiredWidth <= getWidth() && desiredHeight <= getHeight()) { 752055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return true; 762055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy } 772055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 78ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy const uint32_t maxTextureSize = Caches::getInstance().maxTextureSize; 79ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy if (desiredWidth > maxTextureSize || desiredHeight > maxTextureSize) { 80ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy ALOGW("Layer exceeds max. dimensions supported by the GPU (%dx%d, max=%dx%d)", 81ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy desiredWidth, desiredHeight, maxTextureSize, maxTextureSize); 82ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy return false; 83ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy } 84ce4a7dfc516ee61301e9af91fad17ca1320efaabRomain Guy 852055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy uint32_t oldWidth = getWidth(); 862055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy uint32_t oldHeight = getHeight(); 872055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 882055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy setSize(desiredWidth, desiredHeight); 892055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 902055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (fbo) { 912055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy Caches::getInstance().activeTexture(0); 922055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy bindTexture(); 932055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 942055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 952055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (glGetError() != GL_NO_ERROR) { 962055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy setSize(oldWidth, oldHeight); 972055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return false; 982055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy } 992055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy } 1002055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 1012055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (stencil) { 1023bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy stencil->bind(); 1033bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy stencil->resize(desiredWidth, desiredHeight); 1042055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 1052055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy if (glGetError() != GL_NO_ERROR) { 1062055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy setSize(oldWidth, oldHeight); 1072055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return false; 1082055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy } 1092055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy } 1102055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 1112055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy return true; 1122055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy} 1132055abaa0a590c35e27e1ae2e7d7cfccdfb98b59Romain Guy 1148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid Layer::removeFbo(bool flush) { 1158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (stencil) { 1168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy GLuint previousFbo; 1178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo); 1188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, fbo); 1198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0); 1208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (fbo != previousFbo) glBindFramebuffer(GL_FRAMEBUFFER, previousFbo); 1218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1228d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy Caches::getInstance().renderBufferCache.put(stencil); 1233bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy stencil = NULL; 1248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 1258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12698d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase if (fbo) { 1278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (flush) LayerRenderer::flushLayer(this); 1288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // If put fails the cache will delete the FBO 12998d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase Caches::getInstance().fboCache.put(fbo); 13098d3a64ffa13596e3ea9125bbff40c51ec96bd8dChet Haase fbo = 0; 13156257aff8a55c847be72be9924c392033fd8151dDave Burke } 13256257aff8a55c847be72be9924c392033fd8151dDave Burke} 13356257aff8a55c847be72be9924c392033fd8151dDave Burke 134d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haasevoid Layer::setPaint(SkPaint* paint) { 135d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase OpenGLRenderer::getAlphaAndModeDirect(paint, &alpha, &mode); 136d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase} 137d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 138d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haasevoid Layer::setColorFilter(SkiaColorFilter* filter) { 139d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (colorFilter) { 140d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase Caches::getInstance().resourceCache.decrementRefcount(colorFilter); 141d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 142d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase colorFilter = filter; 143d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (colorFilter) { 144d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase Caches::getInstance().resourceCache.incrementRefcount(colorFilter); 145d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 146d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase} 147d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 14896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid Layer::defer() { 14996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (!deferredList) { 15096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy deferredList = new DeferredDisplayList; 15196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 15296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy DeferStateStruct deferredState(*deferredList, *renderer, 15396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy DisplayList::kReplayFlag_ClipChildren); 15496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 15596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy const float width = layer.getWidth(); 15696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy const float height = layer.getHeight(); 15796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 15896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (dirtyRect.isEmpty() || (dirtyRect.left <= 0 && dirtyRect.top <= 0 && 15996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy dirtyRect.right >= width && dirtyRect.bottom >= height)) { 16096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy dirtyRect.set(0, 0, width, height); 16196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 16296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 16396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer->initViewport(width, height); 16496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer->setupFrameState(dirtyRect.left, dirtyRect.top, 16596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy dirtyRect.right, dirtyRect.bottom, !isBlend()); 16696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 16796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy displayList->defer(deferredState, 0); 16896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 16996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 17096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid Layer::flush() { 17196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (deferredList && !deferredList->isEmpty()) { 17296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer->setViewport(layer.getWidth(), layer.getHeight()); 17396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer->prepareDirty(dirtyRect.left, dirtyRect.top, dirtyRect.right, dirtyRect.bottom, 17496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy !isBlend()); 17596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 17696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy deferredList->flush(*renderer, dirtyRect); 17796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 17896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer->finish(); 17996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy renderer = NULL; 18096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 18196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy dirtyRect.setEmpty(); 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy deferredList->clear(); 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 18496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 18596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 186d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase}; // namespace uirenderer 187d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase}; // namespace android 188