DrawFrameTask.cpp revision c87be99c6ead0720a8918ea38ce3b25e5c49e1c6
1668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck/* 2668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * Copyright (C) 2014 The Android Open Source Project 3668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * 4668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * Licensed under the Apache License, Version 2.0 (the "License"); 5668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * you may not use this file except in compliance with the License. 6668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * You may obtain a copy of the License at 7668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * 8668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * http://www.apache.org/licenses/LICENSE-2.0 9668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * 10668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * Unless required by applicable law or agreed to in writing, software 11668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * distributed under the License is distributed on an "AS IS" BASIS, 12668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * See the License for the specific language governing permissions and 14668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck * limitations under the License. 15668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck */ 16668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 17668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#define ATRACE_TAG ATRACE_TAG_VIEW 18668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 19668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include "DrawFrameTask.h" 20668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 21668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include <utils/Log.h> 22668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include <utils/Trace.h> 23668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 24d72e0a339b54af0c4e731513bbad120dff694723John Reck#include "../DeferredLayerUpdater.h" 25668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include "../DisplayList.h" 26668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include "../RenderNode.h" 27668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include "CanvasContext.h" 28668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck#include "RenderThread.h" 29668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 30668f0e38ef0277d55d3118af37e17b8c435df85cJohn Recknamespace android { 31668f0e38ef0277d55d3118af37e17b8c435df85cJohn Recknamespace uirenderer { 32668f0e38ef0277d55d3118af37e17b8c435df85cJohn Recknamespace renderthread { 33668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 3418f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn ReckDrawFrameTask::DrawFrameTask() 35d41c4d8c732095ae99c955b6b82f7306633004b1Chris Craik : mRenderThread(nullptr) 36d41c4d8c732095ae99c955b6b82f7306633004b1Chris Craik , mContext(nullptr) 37fe5e7b7346a54537b980796ceeca66bfdbd05561John Reck , mDensity(1.0f) // safe enough default 38f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck , mSyncResult(kSync_OK) { 39668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 40668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 41668f0e38ef0277d55d3118af37e17b8c435df85cJohn ReckDrawFrameTask::~DrawFrameTask() { 42668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 43668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 4418f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reckvoid DrawFrameTask::setContext(RenderThread* thread, CanvasContext* context) { 4518f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reck mRenderThread = thread; 46668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck mContext = context; 47668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 48668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 49d72e0a339b54af0c4e731513bbad120dff694723John Reckvoid DrawFrameTask::pushLayerUpdate(DeferredLayerUpdater* layer) { 50d72e0a339b54af0c4e731513bbad120dff694723John Reck LOG_ALWAYS_FATAL_IF(!mContext, "Lifecycle violation, there's no context to pushLayerUpdate with!"); 51087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck 52d72e0a339b54af0c4e731513bbad120dff694723John Reck for (size_t i = 0; i < mLayers.size(); i++) { 53d72e0a339b54af0c4e731513bbad120dff694723John Reck if (mLayers[i].get() == layer) { 54d72e0a339b54af0c4e731513bbad120dff694723John Reck return; 55d72e0a339b54af0c4e731513bbad120dff694723John Reck } 56d72e0a339b54af0c4e731513bbad120dff694723John Reck } 57d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.push_back(layer); 58668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 59668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 60d72e0a339b54af0c4e731513bbad120dff694723John Reckvoid DrawFrameTask::removeLayerUpdate(DeferredLayerUpdater* layer) { 61668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck for (size_t i = 0; i < mLayers.size(); i++) { 62d72e0a339b54af0c4e731513bbad120dff694723John Reck if (mLayers[i].get() == layer) { 63d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.erase(mLayers.begin() + i); 64d72e0a339b54af0c4e731513bbad120dff694723John Reck return; 65668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 66668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 67668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 68668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 69ba6adf66d3c44c0aa2fd8a224862ff1901d64300John Reckint DrawFrameTask::drawFrame() { 70668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck LOG_ALWAYS_FATAL_IF(!mContext, "Cannot drawFrame with no CanvasContext!"); 71668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 72f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck mSyncResult = kSync_OK; 7318f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reck postAndWait(); 74668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 75f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck return mSyncResult; 76668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 77668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 7818f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reckvoid DrawFrameTask::postAndWait() { 79087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck AutoMutex _lock(mLock); 80738ec3aace180018560998d1c2cdeb9ddde5fbfaChris Craik mRenderThread->queue(this); 81738ec3aace180018560998d1c2cdeb9ddde5fbfaChris Craik mSignal.wait(mLock); 82087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck} 83087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck 84668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reckvoid DrawFrameTask::run() { 85668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck ATRACE_NAME("DrawFrame"); 86668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 87fe5e7b7346a54537b980796ceeca66bfdbd05561John Reck mContext->profiler().setDensity(mDensity); 88ba6adf66d3c44c0aa2fd8a224862ff1901d64300John Reck mContext->profiler().startFrame(); 89fe5e7b7346a54537b980796ceeca66bfdbd05561John Reck 90a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck bool canUnblockUiThread; 91a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck bool canDrawThisFrame; 92a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck { 933b20251a355c88193c439f928a84ae69483fb488John Reck TreeInfo info(TreeInfo::MODE_FULL, mRenderThread->renderState()); 94a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck canUnblockUiThread = syncFrameState(info); 95a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck canDrawThisFrame = info.out.canDrawThisFrame; 96a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck } 97668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 98668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck // Grab a copy of everything we need 99668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck CanvasContext* context = mContext; 100668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 101668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck // From this point on anything in "this" is *UNSAFE TO ACCESS* 102668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck if (canUnblockUiThread) { 103668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck unblockUiThread(); 104668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 105668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 106a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck if (CC_LIKELY(canDrawThisFrame)) { 107e4267ea4f20740c37c01bfb6aefcf61fddc4566aJohn Reck context->draw(); 108a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck } 109668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 110668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck if (!canUnblockUiThread) { 111668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck unblockUiThread(); 112668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 113668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 114668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 115a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reckbool DrawFrameTask::syncFrameState(TreeInfo& info) { 116668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck ATRACE_CALL(); 117c87be99c6ead0720a8918ea38ce3b25e5c49e1c6John Reck int64_t vsync = mFrameInfo[static_cast<int>(FrameInfoIndex::kVsync)]; 118c87be99c6ead0720a8918ea38ce3b25e5c49e1c6John Reck mRenderThread->timeLord().vsyncReceived(vsync); 119860d155f866cc15a725e7ce03763280987f24901John Reck mContext->makeCurrent(); 120860d155f866cc15a725e7ce03763280987f24901John Reck Caches::getInstance().textureCache.resetMarkInUse(); 121d72e0a339b54af0c4e731513bbad120dff694723John Reck 122d72e0a339b54af0c4e731513bbad120dff694723John Reck for (size_t i = 0; i < mLayers.size(); i++) { 12368bfe0a37a0dcef52abd81688d8520c5d16e1a85John Reck mContext->processLayerUpdate(mLayers[i].get()); 124d72e0a339b54af0c4e731513bbad120dff694723John Reck } 125d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.clear(); 126ba6adf66d3c44c0aa2fd8a224862ff1901d64300John Reck mContext->prepareTree(info, mFrameInfo); 127d72e0a339b54af0c4e731513bbad120dff694723John Reck 128aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck // This is after the prepareTree so that any pending operations 129aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck // (RenderNode tree state, prefetched layers, etc...) will be flushed. 130aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck if (CC_UNLIKELY(!mContext->hasSurface())) { 131aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck mSyncResult |= kSync_LostSurfaceRewardIfFound; 132aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck } 133aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck 134f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck if (info.out.hasAnimations) { 135f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck if (info.out.requiresUiRedraw) { 136f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck mSyncResult |= kSync_UIRedrawRequired; 137f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck } 13852244fff29042926e21fa897ef5ab11148e35299John Reck } 139860d155f866cc15a725e7ce03763280987f24901John Reck // If prepareTextures is false, we ran out of texture cache space 140826b56448691221e4cfe2f19a09c3d8790f78d2cBo Liu return info.prepareTextures; 141668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 142668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 143668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reckvoid DrawFrameTask::unblockUiThread() { 144668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck AutoMutex _lock(mLock); 145668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck mSignal.signal(); 146668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 147668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 148668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace renderthread */ 149668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace uirenderer */ 150668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace android */ 151