RenderProxy.h revision e4267ea4f20740c37c01bfb6aefcf61fddc4566a
1/* 2 * Copyright (C) 2013 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 17#ifndef RENDERPROXY_H_ 18#define RENDERPROXY_H_ 19 20#include "RenderTask.h" 21 22#include <cutils/compiler.h> 23#include <EGL/egl.h> 24#include <SkBitmap.h> 25#include <utils/Condition.h> 26#include <utils/Functor.h> 27#include <utils/Mutex.h> 28#include <utils/Timers.h> 29#include <utils/StrongPointer.h> 30#include <utils/Vector.h> 31 32#include "../Caches.h" 33#include "DrawFrameTask.h" 34 35namespace android { 36namespace uirenderer { 37 38class DeferredLayerUpdater; 39class RenderNode; 40class DisplayListData; 41class Layer; 42class Rect; 43 44namespace renderthread { 45 46class CanvasContext; 47class ErrorChannel; 48class RenderThread; 49class RenderProxyBridge; 50 51/* 52 * RenderProxy is strictly single threaded. All methods must be invoked on the owning 53 * thread. It is important to note that RenderProxy may be deleted while it has 54 * tasks post()'d as a result. Therefore any RenderTask that is post()'d must not 55 * reference RenderProxy or any of its fields. The exception here is that postAndWait() 56 * references RenderProxy fields. This is safe as RenderProxy cannot 57 * be deleted if it is blocked inside a call. 58 */ 59class ANDROID_API RenderProxy { 60public: 61 ANDROID_API RenderProxy(bool translucent, RenderNode* rootNode); 62 ANDROID_API virtual ~RenderProxy(); 63 64 ANDROID_API void setFrameInterval(nsecs_t frameIntervalNanos); 65 ANDROID_API bool loadSystemProperties(); 66 67 ANDROID_API bool initialize(const sp<ANativeWindow>& window); 68 ANDROID_API void updateSurface(const sp<ANativeWindow>& window); 69 ANDROID_API void pauseSurface(const sp<ANativeWindow>& window); 70 ANDROID_API void setup(int width, int height, const Vector3& lightCenter, float lightRadius); 71 ANDROID_API void setOpaque(bool opaque); 72 ANDROID_API int syncAndDrawFrame(nsecs_t frameTimeNanos, nsecs_t recordDurationNanos, 73 float density); 74 ANDROID_API void destroyCanvasAndSurface(); 75 76 ANDROID_API void invokeFunctor(Functor* functor, bool waitForCompletion); 77 78 ANDROID_API void runWithGlContext(RenderTask* task); 79 80 ANDROID_API DeferredLayerUpdater* createDisplayListLayer(int width, int height); 81 ANDROID_API DeferredLayerUpdater* createTextureLayer(); 82 ANDROID_API bool copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap); 83 ANDROID_API void pushLayerUpdate(DeferredLayerUpdater* layer); 84 ANDROID_API void cancelLayerUpdate(DeferredLayerUpdater* layer); 85 86 ANDROID_API void flushCaches(Caches::FlushMode flushMode); 87 88 ANDROID_API void fence(); 89 ANDROID_API void notifyFramePending(); 90 91 ANDROID_API void dumpProfileInfo(int fd); 92 93private: 94 RenderThread& mRenderThread; 95 CanvasContext* mContext; 96 97 DrawFrameTask mDrawFrameTask; 98 99 Mutex mSyncMutex; 100 Condition mSyncCondition; 101 102 void destroyContext(); 103 104 void post(RenderTask* task); 105 void* postAndWait(MethodInvokeRenderTask* task); 106 107 // Friend class to help with bridging 108 friend class RenderProxyBridge; 109}; 110 111} /* namespace renderthread */ 112} /* namespace uirenderer */ 113} /* namespace android */ 114#endif /* RENDERPROXY_H_ */ 115