DrawFrameTask.cpp revision 00e79c9947b741194ff6c0d08ede9b3befbf9c9d
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) 37f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck , mSyncResult(kSync_OK) { 38668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 39668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 40668f0e38ef0277d55d3118af37e17b8c435df85cJohn ReckDrawFrameTask::~DrawFrameTask() { 41668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 42668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 4318f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reckvoid DrawFrameTask::setContext(RenderThread* thread, CanvasContext* context) { 4418f16e6fba74eda173e1e7c869e6e2e2acc073ffJohn Reck mRenderThread = thread; 45668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck mContext = context; 46668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 47668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 48d72e0a339b54af0c4e731513bbad120dff694723John Reckvoid DrawFrameTask::pushLayerUpdate(DeferredLayerUpdater* layer) { 49d72e0a339b54af0c4e731513bbad120dff694723John Reck LOG_ALWAYS_FATAL_IF(!mContext, "Lifecycle violation, there's no context to pushLayerUpdate with!"); 50087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck 51d72e0a339b54af0c4e731513bbad120dff694723John Reck for (size_t i = 0; i < mLayers.size(); i++) { 52d72e0a339b54af0c4e731513bbad120dff694723John Reck if (mLayers[i].get() == layer) { 53d72e0a339b54af0c4e731513bbad120dff694723John Reck return; 54d72e0a339b54af0c4e731513bbad120dff694723John Reck } 55d72e0a339b54af0c4e731513bbad120dff694723John Reck } 56d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.push_back(layer); 57668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 58668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 59d72e0a339b54af0c4e731513bbad120dff694723John Reckvoid DrawFrameTask::removeLayerUpdate(DeferredLayerUpdater* layer) { 60668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck for (size_t i = 0; i < mLayers.size(); i++) { 61d72e0a339b54af0c4e731513bbad120dff694723John Reck if (mLayers[i].get() == layer) { 62d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.erase(mLayers.begin() + i); 63d72e0a339b54af0c4e731513bbad120dff694723John Reck return; 64668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 65668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 66668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 67668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 68ba6adf66d3c44c0aa2fd8a224862ff1901d64300John Reckint DrawFrameTask::drawFrame() { 69668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck LOG_ALWAYS_FATAL_IF(!mContext, "Cannot drawFrame with no CanvasContext!"); 70668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 71f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck mSyncResult = kSync_OK; 72be3fba05e823f740f65b2679929347dc3dd282adJohn Reck mSyncQueued = systemTime(CLOCK_MONOTONIC); 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 87a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck bool canUnblockUiThread; 88a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck bool canDrawThisFrame; 89a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck { 903b20251a355c88193c439f928a84ae69483fb488John Reck TreeInfo info(TreeInfo::MODE_FULL, mRenderThread->renderState()); 91a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck canUnblockUiThread = syncFrameState(info); 92a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck canDrawThisFrame = info.out.canDrawThisFrame; 93a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck } 94668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 95668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck // Grab a copy of everything we need 96668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck CanvasContext* context = mContext; 97668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 98668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck // From this point on anything in "this" is *UNSAFE TO ACCESS* 99668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck if (canUnblockUiThread) { 100668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck unblockUiThread(); 101668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 102668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 103a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck if (CC_LIKELY(canDrawThisFrame)) { 104e4267ea4f20740c37c01bfb6aefcf61fddc4566aJohn Reck context->draw(); 105a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reck } 106668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 107668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck if (!canUnblockUiThread) { 108668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck unblockUiThread(); 109668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck } 110668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 111668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 112a5dda645da738da7b4ae15e28fa7d93d3b04b94fJohn Reckbool DrawFrameTask::syncFrameState(TreeInfo& info) { 113668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck ATRACE_CALL(); 1141b54fb27ac48495ed0b33868fda5776fb49fe0f3Chris Craik int64_t vsync = mFrameInfo[static_cast<int>(FrameInfoIndex::Vsync)]; 115c87be99c6ead0720a8918ea38ce3b25e5c49e1c6John Reck mRenderThread->timeLord().vsyncReceived(vsync); 116860d155f866cc15a725e7ce03763280987f24901John Reck mContext->makeCurrent(); 11700e79c9947b741194ff6c0d08ede9b3befbf9c9dJohn Reck Caches::getInstance().textureCache.resetMarkInUse(mContext); 118d72e0a339b54af0c4e731513bbad120dff694723John Reck 119d72e0a339b54af0c4e731513bbad120dff694723John Reck for (size_t i = 0; i < mLayers.size(); i++) { 12068bfe0a37a0dcef52abd81688d8520c5d16e1a85John Reck mContext->processLayerUpdate(mLayers[i].get()); 121d72e0a339b54af0c4e731513bbad120dff694723John Reck } 122d72e0a339b54af0c4e731513bbad120dff694723John Reck mLayers.clear(); 123be3fba05e823f740f65b2679929347dc3dd282adJohn Reck mContext->prepareTree(info, mFrameInfo, mSyncQueued); 124d72e0a339b54af0c4e731513bbad120dff694723John Reck 125aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck // This is after the prepareTree so that any pending operations 126aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck // (RenderNode tree state, prefetched layers, etc...) will be flushed. 127aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck if (CC_UNLIKELY(!mContext->hasSurface())) { 128aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck mSyncResult |= kSync_LostSurfaceRewardIfFound; 129aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck } 130aa95a88327d9a3ac8a4a00b065b78ac0f28b3a19John Reck 131f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck if (info.out.hasAnimations) { 132f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck if (info.out.requiresUiRedraw) { 133f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck mSyncResult |= kSync_UIRedrawRequired; 134f9be77940e365036fecd8cc0e491e8545c34e79bJohn Reck } 13552244fff29042926e21fa897ef5ab11148e35299John Reck } 136860d155f866cc15a725e7ce03763280987f24901John Reck // If prepareTextures is false, we ran out of texture cache space 137826b56448691221e4cfe2f19a09c3d8790f78d2cBo Liu return info.prepareTextures; 138668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 139668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 140668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reckvoid DrawFrameTask::unblockUiThread() { 141668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck AutoMutex _lock(mLock); 142668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck mSignal.signal(); 143668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} 144668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck 145668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace renderthread */ 146668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace uirenderer */ 147668f0e38ef0277d55d3118af37e17b8c435df85cJohn Reck} /* namespace android */ 148