1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef DRAWFRAMETASK_H 17 #define DRAWFRAMETASK_H 18 19 #include <optional> 20 #include <vector> 21 22 #include <performance_hint_private.h> 23 #include <utils/Condition.h> 24 #include <utils/Mutex.h> 25 #include <utils/StrongPointer.h> 26 27 #include "RenderTask.h" 28 29 #include "../FrameInfo.h" 30 #include "../Rect.h" 31 #include "../TreeInfo.h" 32 33 namespace android { 34 namespace uirenderer { 35 36 class DeferredLayerUpdater; 37 class RenderNode; 38 39 namespace renderthread { 40 41 class CanvasContext; 42 class RenderThread; 43 44 namespace SyncResult { 45 enum { 46 OK = 0, 47 UIRedrawRequired = 1 << 0, 48 LostSurfaceRewardIfFound = 1 << 1, 49 ContextIsStopped = 1 << 2, 50 FrameDropped = 1 << 3, 51 }; 52 } 53 54 /* 55 * This is a special Super Task. It is re-used multiple times by RenderProxy, 56 * and contains state (such as layer updaters & new DisplayLists) that is 57 * tracked across many frames not just a single frame. 58 * It is the sync-state task, and will kick off the post-sync draw 59 */ 60 class DrawFrameTask { 61 public: 62 DrawFrameTask(); 63 virtual ~DrawFrameTask(); 64 65 void setContext(RenderThread* thread, CanvasContext* context, RenderNode* targetNode, 66 int32_t uiThreadId, int32_t renderThreadId); setContentDrawBounds(int left,int top,int right,int bottom)67 void setContentDrawBounds(int left, int top, int right, int bottom) { 68 mContentDrawBounds.set(left, top, right, bottom); 69 } 70 71 void pushLayerUpdate(DeferredLayerUpdater* layer); 72 void removeLayerUpdate(DeferredLayerUpdater* layer); 73 74 int drawFrame(); 75 frameInfo()76 int64_t* frameInfo() { return mFrameInfo; } 77 78 void run(); 79 setFrameCallback(std::function<void (int64_t)> && callback)80 void setFrameCallback(std::function<void(int64_t)>&& callback) { 81 mFrameCallback = std::move(callback); 82 } 83 setFrameCompleteCallback(std::function<void (int64_t)> && callback)84 void setFrameCompleteCallback(std::function<void(int64_t)>&& callback) { 85 mFrameCompleteCallback = std::move(callback); 86 } 87 88 private: 89 class HintSessionWrapper { 90 public: 91 HintSessionWrapper(int32_t uiThreadId, int32_t renderThreadId); 92 ~HintSessionWrapper(); 93 94 void updateTargetWorkDuration(long targetDurationNanos); 95 void reportActualWorkDuration(long actualDurationNanos); 96 97 private: 98 APerformanceHintSession* mHintSession = nullptr; 99 }; 100 101 void postAndWait(); 102 bool syncFrameState(TreeInfo& info); 103 void unblockUiThread(); 104 105 Mutex mLock; 106 Condition mSignal; 107 108 RenderThread* mRenderThread; 109 CanvasContext* mContext; 110 RenderNode* mTargetNode = nullptr; 111 int32_t mUiThreadId = -1; 112 int32_t mRenderThreadId = -1; 113 Rect mContentDrawBounds; 114 115 /********************************************* 116 * Single frame data 117 *********************************************/ 118 std::vector<sp<DeferredLayerUpdater> > mLayers; 119 120 int mSyncResult; 121 int64_t mSyncQueued; 122 123 int64_t mFrameInfo[UI_THREAD_FRAME_INFO_SIZE]; 124 125 std::function<void(int64_t)> mFrameCallback; 126 std::function<void(int64_t)> mFrameCompleteCallback; 127 128 nsecs_t mLastDequeueBufferDuration = 0; 129 nsecs_t mLastTargetWorkDuration = 0; 130 std::optional<HintSessionWrapper> mHintSessionWrapper; 131 }; 132 133 } /* namespace renderthread */ 134 } /* namespace uirenderer */ 135 } /* namespace android */ 136 137 #endif /* DRAWFRAMETASK_H */ 138