Caches.cpp revision 8ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695
1dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase/* 2dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * Copyright (C) 2010 The Android Open Source Project 3dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * 4dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * Licensed under the Apache License, Version 2.0 (the "License"); 5dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * you may not use this file except in compliance with the License. 6dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * You may obtain a copy of the License at 7dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * 8dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * http://www.apache.org/licenses/LICENSE-2.0 9dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * 10dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * Unless required by applicable law or agreed to in writing, software 11dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * distributed under the License is distributed on an "AS IS" BASIS, 12dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * See the License for the specific language governing permissions and 14dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase * limitations under the License. 15dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase */ 16dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 17dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase#define LOG_TAG "OpenGLRenderer" 18dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 19c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#include <utils/Log.h> 209c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase#include <utils/String8.h> 21c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy 22dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase#include "Caches.h" 23e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy#include "Properties.h" 2409b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy#include "LayerRenderer.h" 25dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 26dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haasenamespace android { 27dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 28dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase#ifdef USE_OPENGL_RENDERER 29dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haaseusing namespace uirenderer; 30dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet HaaseANDROID_SINGLETON_STATIC_INSTANCE(Caches); 31dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase#endif 32dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 33dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haasenamespace uirenderer { 34dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 35dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase/////////////////////////////////////////////////////////////////////////////// 36bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy// Macros 37bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy/////////////////////////////////////////////////////////////////////////////// 38bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy 39bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy#if DEBUG_CACHE_FLUSH 40bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy #define FLUSH_LOGD(...) LOGD(__VA_ARGS__) 41bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy#else 42bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy #define FLUSH_LOGD(...) 43bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy#endif 44bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy 45bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy/////////////////////////////////////////////////////////////////////////////// 46dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase// Constructors/destructor 47dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase/////////////////////////////////////////////////////////////////////////////// 48dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 498ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain GuyCaches::Caches(): Singleton<Caches>(), mInitialized(false) { 50dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase GLint maxTextureUnits; 51dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &maxTextureUnits); 52dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase if (maxTextureUnits < REQUIRED_TEXTURE_UNITS_COUNT) { 53dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase LOGW("At least %d texture units are required!", REQUIRED_TEXTURE_UNITS_COUNT); 54dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase } 55dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 56746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize); 57746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 588ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy init(); 59e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy 60e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mDebugLevel = readDebugLevel(); 61e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy LOGD("Enabling debug mode %d", mDebugLevel); 627230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy 637230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy#if RENDER_LAYERS_AS_REGIONS 6402ccac69fd1c0a03c24c5f3ace0ad4bed337b1fdRomain Guy INIT_LOGD("Layers will be composited as regions"); 657230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy#endif 66dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase} 67dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 688ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guyvoid Caches::init() { 698ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy if (mInitialized) return; 708ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 718ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy glGenBuffers(1, &meshBuffer); 728ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy glBindBuffer(GL_ARRAY_BUFFER, meshBuffer); 738ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy glBufferData(GL_ARRAY_BUFFER, sizeof(gMeshVertices), gMeshVertices, GL_STATIC_DRAW); 748ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 758ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mCurrentBuffer = meshBuffer; 768ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mRegionMesh = NULL; 778ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 788ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy blend = false; 798ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy lastSrcMode = GL_ZERO; 808ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy lastDstMode = GL_ZERO; 818ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy currentProgram = NULL; 828ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 838ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mInitialized = true; 848ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy} 858ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 868ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guyvoid Caches::terminate() { 878ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy if (!mInitialized) return; 888ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 898ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy glDeleteBuffers(1, &meshBuffer); 908ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mCurrentBuffer = 0; 918ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 928ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy glDeleteBuffers(1, &mRegionMeshIndices); 935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy delete[] mRegionMesh; 948ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mRegionMesh = NULL; 958ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 968ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy fboCache.clear(); 978ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 988ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy programCache.clear(); 998ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy currentProgram = NULL; 1008ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy 1018ff6b9ebeeb24a6161ec6098e6bfdf8790ee5695Romain Guy mInitialized = false; 1025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 1035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy/////////////////////////////////////////////////////////////////////////////// 105c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy// Debug 106c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy/////////////////////////////////////////////////////////////////////////////// 107c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy 108c15008e72ec00ca20a271c3006dac649fd07533bRomain Guyvoid Caches::dumpMemoryUsage() { 1099c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase String8 stringLog; 1109c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase dumpMemoryUsage(stringLog); 1119c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase LOGD("%s", stringLog.string()); 1129c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase} 1139c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase 1149c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haasevoid Caches::dumpMemoryUsage(String8 &log) { 1159c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat("Current memory usage / total memory usage (bytes):\n"); 1169c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" TextureCache %8d / %8d\n", 1179c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase textureCache.getSize(), textureCache.getMaxSize()); 1189c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" LayerCache %8d / %8d\n", 1199c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase layerCache.getSize(), layerCache.getMaxSize()); 1209c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" GradientCache %8d / %8d\n", 1219c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase gradientCache.getSize(), gradientCache.getMaxSize()); 1229c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" PathCache %8d / %8d\n", 1239c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase pathCache.getSize(), pathCache.getMaxSize()); 1249c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" CircleShapeCache %8d / %8d\n", 12501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy circleShapeCache.getSize(), circleShapeCache.getMaxSize()); 1269c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" OvalShapeCache %8d / %8d\n", 1272fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy ovalShapeCache.getSize(), ovalShapeCache.getMaxSize()); 1289c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" RoundRectShapeCache %8d / %8d\n", 12901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy roundRectShapeCache.getSize(), roundRectShapeCache.getMaxSize()); 1309c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" RectShapeCache %8d / %8d\n", 1312fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy rectShapeCache.getSize(), rectShapeCache.getMaxSize()); 1329c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" ArcShapeCache %8d / %8d\n", 1332fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy arcShapeCache.getSize(), arcShapeCache.getMaxSize()); 1349c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" TextDropShadowCache %8d / %8d\n", dropShadowCache.getSize(), 135c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy dropShadowCache.getMaxSize()); 136c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy for (uint32_t i = 0; i < fontRenderer.getFontRendererCount(); i++) { 137c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy const uint32_t size = fontRenderer.getFontRendererSize(i); 1389c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" FontRenderer %d %8d / %8d\n", i, size, size); 139c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy } 140d2ba50ab861ec0950bda18dd0f463b687e66249fRomain Guy log.appendFormat("Other:\n"); 1419c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" FboCache %8d / %8d\n", 1429c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase fboCache.getSize(), fboCache.getMaxSize()); 1439c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" PatchCache %8d / %8d\n", 1449c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase patchCache.getSize(), patchCache.getMaxSize()); 145c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy 146c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy uint32_t total = 0; 147c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += textureCache.getSize(); 148c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += layerCache.getSize(); 149c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += gradientCache.getSize(); 150c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += pathCache.getSize(); 151c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += dropShadowCache.getSize(); 1522fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy total += roundRectShapeCache.getSize(); 1532fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy total += circleShapeCache.getSize(); 1542fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy total += ovalShapeCache.getSize(); 1552fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy total += rectShapeCache.getSize(); 1562fc941e4650d618ff6e122f28b616d9032ffa134Romain Guy total += arcShapeCache.getSize(); 157c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy for (uint32_t i = 0; i < fontRenderer.getFontRendererCount(); i++) { 158c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy total += fontRenderer.getFontRendererSize(i); 159c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy } 160c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy 1619c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat("Total memory usage:\n"); 1629c1e23baf5bfbebd1aebbd6d9a18c225325567ceChet Haase log.appendFormat(" %d bytes, %.2f MB\n", total, total / 1024.0f / 1024.0f); 163c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy} 164c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy 165c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy/////////////////////////////////////////////////////////////////////////////// 166fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy// Memory management 167fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy/////////////////////////////////////////////////////////////////////////////// 168fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 169fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guyvoid Caches::clearGarbage() { 170fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy textureCache.clearGarbage(); 171fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy pathCache.clearGarbage(); 17257066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 17357066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy Mutex::Autolock _l(mGarbageLock); 17457066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 175ada830f639591b99c3e40de22b07296c7932a33fRomain Guy size_t count = mLayerGarbage.size(); 17657066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy for (size_t i = 0; i < count; i++) { 177ada830f639591b99c3e40de22b07296c7932a33fRomain Guy Layer* layer = mLayerGarbage.itemAt(i); 17809b7c91de73b59aa3f679b3ae3ba299f82ec9f8aRomain Guy LayerRenderer::destroyLayer(layer); 17957066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy } 180ada830f639591b99c3e40de22b07296c7932a33fRomain Guy mLayerGarbage.clear(); 18157066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy} 18257066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy 183ada830f639591b99c3e40de22b07296c7932a33fRomain Guyvoid Caches::deleteLayerDeferred(Layer* layer) { 18457066eb64c9a190d1afc87bb060bbb2d31e5b86cRomain Guy Mutex::Autolock _l(mGarbageLock); 185ada830f639591b99c3e40de22b07296c7932a33fRomain Guy mLayerGarbage.push(layer); 186fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy} 187fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 188bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guyvoid Caches::flush(FlushMode mode) { 189bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy FLUSH_LOGD("Flushing caches (mode %d)", mode); 190bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy 191bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy clearGarbage(); 192bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy 193bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy switch (mode) { 194bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy case kFlushMode_Full: 195bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy textureCache.clear(); 196bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy patchCache.clear(); 197bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy dropShadowCache.clear(); 198bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy gradientCache.clear(); 199eca0ca2424afc1e98912405906edfc32f7733e16Romain Guy fontRenderer.clear(); 200bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy // fall through 201bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy case kFlushMode_Moderate: 202eca0ca2424afc1e98912405906edfc32f7733e16Romain Guy fontRenderer.flush(); 203eca0ca2424afc1e98912405906edfc32f7733e16Romain Guy textureCache.flush(); 204bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy pathCache.clear(); 205bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy roundRectShapeCache.clear(); 206bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy circleShapeCache.clear(); 207bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy ovalShapeCache.clear(); 208bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy rectShapeCache.clear(); 209bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy arcShapeCache.clear(); 2106d7475d666baefaa3ba9f0dcee25238739454241Romain Guy // fall through 2116d7475d666baefaa3ba9f0dcee25238739454241Romain Guy case kFlushMode_Layers: 2126d7475d666baefaa3ba9f0dcee25238739454241Romain Guy layerCache.clear(); 213bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy break; 214bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy } 215bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy} 216bdf7609867a3f886455c51dba91623a86cceb6e2Romain Guy 217fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy/////////////////////////////////////////////////////////////////////////////// 2185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy// VBO 2195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy/////////////////////////////////////////////////////////////////////////////// 2205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 221dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haasevoid Caches::bindMeshBuffer() { 222dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase bindMeshBuffer(meshBuffer); 223dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase} 224dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 225dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haasevoid Caches::bindMeshBuffer(const GLuint buffer) { 2269bca4793a33d2714b306d69ceb870925a588fe71Romain Guy if (mCurrentBuffer != buffer) { 227dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase glBindBuffer(GL_ARRAY_BUFFER, buffer); 2289bca4793a33d2714b306d69ceb870925a588fe71Romain Guy mCurrentBuffer = buffer; 229dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase } 230dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase} 231dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 232dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haasevoid Caches::unbindMeshBuffer() { 2339bca4793a33d2714b306d69ceb870925a588fe71Romain Guy if (mCurrentBuffer) { 234dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase glBindBuffer(GL_ARRAY_BUFFER, 0); 2359bca4793a33d2714b306d69ceb870925a588fe71Romain Guy mCurrentBuffer = 0; 236dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase } 237dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase} 238dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase 2395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain GuyTextureVertex* Caches::getRegionMesh() { 2405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Create the mesh, 2 triangles and 4 vertices per rectangle in the region 2415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!mRegionMesh) { 2425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mRegionMesh = new TextureVertex[REGION_MESH_QUAD_COUNT * 4]; 2435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy uint16_t* regionIndices = new uint16_t[REGION_MESH_QUAD_COUNT * 6]; 2455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (int i = 0; i < REGION_MESH_QUAD_COUNT; i++) { 2465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy uint16_t quad = i * 4; 2475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy int index = i * 6; 2485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index ] = quad; // top-left 2495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index + 1] = quad + 1; // top-right 2505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index + 2] = quad + 2; // bottom-left 2515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index + 3] = quad + 2; // bottom-left 2525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index + 4] = quad + 1; // top-right 2535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices[index + 5] = quad + 3; // bottom-right 2545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glGenBuffers(1, &mRegionMeshIndices); 2575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mRegionMeshIndices); 2585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glBufferData(GL_ELEMENT_ARRAY_BUFFER, REGION_MESH_QUAD_COUNT * 6 * sizeof(uint16_t), 2595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy regionIndices, GL_STATIC_DRAW); 2605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy delete[] regionIndices; 2625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } else { 2635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mRegionMeshIndices); 2645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return mRegionMesh; 2675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 2685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 269dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase}; // namespace uirenderer 270dd78ccacff83f0714ad90be98b58ad85f5d08c66Chet Haase}; // namespace android 271