CanvasContext.h revision 19b6bcfd83eb7fb92ebd06d2fec89e308311f1d0
123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck/* 223b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * Copyright (C) 2014 The Android Open Source Project 323b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * 423b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * Licensed under the Apache License, Version 2.0 (the "License"); 523b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * you may not use this file except in compliance with the License. 623b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * You may obtain a copy of the License at 723b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * 823b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * http://www.apache.org/licenses/LICENSE-2.0 923b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * 1023b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * Unless required by applicable law or agreed to in writing, software 1123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * distributed under the License is distributed on an "AS IS" BASIS, 1223b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1323b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * See the License for the specific language governing permissions and 1423b797ab5151eb2474f3bdd679f2f07bfd723042John Reck * limitations under the License. 1523b797ab5151eb2474f3bdd679f2f07bfd723042John Reck */ 1623b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 1723b797ab5151eb2474f3bdd679f2f07bfd723042John Reck#ifndef CANVASCONTEXT_H_ 1823b797ab5151eb2474f3bdd679f2f07bfd723042John Reck#define CANVASCONTEXT_H_ 1923b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 2023b797ab5151eb2474f3bdd679f2f07bfd723042John Reck#include <cutils/compiler.h> 2123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck#include <EGL/egl.h> 2219b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck#include <SkBitmap.h> 234f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck#include <utils/Functor.h> 2419b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck#include <utils/Vector.h> 254f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 264f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck#include "RenderTask.h" 274f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 284f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck#define FUNCTOR_PROCESS_DELAY 4 2923b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 3023b797ab5151eb2474f3bdd679f2f07bfd723042John Recknamespace android { 3123b797ab5151eb2474f3bdd679f2f07bfd723042John Recknamespace uirenderer { 324f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 3319b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reckclass DeferredLayerUpdater; 344f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass DisplayList; 354f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass OpenGLRenderer; 364f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass Rect; 374f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 3823b797ab5151eb2474f3bdd679f2f07bfd723042John Recknamespace renderthread { 3923b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 4023b797ab5151eb2474f3bdd679f2f07bfd723042John Reckclass GlobalContext; 414f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass CanvasContext; 424f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass RenderThread; 434f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 444f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckclass InvokeFunctorsTask : public RenderTask { 454f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckpublic: 464f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck InvokeFunctorsTask(CanvasContext* context) 474f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck : mContext(context) {} 484f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 494f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck virtual void run(); 504f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 514f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reckprivate: 524f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck CanvasContext* mContext; 534f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck}; 5423b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 5523b797ab5151eb2474f3bdd679f2f07bfd723042John Reck// This per-renderer class manages the bridge between the global EGL context 5623b797ab5151eb2474f3bdd679f2f07bfd723042John Reck// and the render surface. 5723b797ab5151eb2474f3bdd679f2f07bfd723042John Reckclass CanvasContext { 5823b797ab5151eb2474f3bdd679f2f07bfd723042John Reckpublic: 594f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck CanvasContext(bool translucent); 604f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck ~CanvasContext(); 6123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 624f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck bool initialize(EGLNativeWindowType window); 634f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void updateSurface(EGLNativeWindowType window); 644f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void setup(int width, int height); 6519b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck void processLayerUpdates(const Vector<DeferredLayerUpdater*>* layerUpdaters); 664f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void drawDisplayList(DisplayList* displayList, Rect* dirty); 674f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void destroyCanvas(); 6823b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 6919b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck bool copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap); 7019b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck 714f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void attachFunctor(Functor* functor); 724f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void detachFunctor(Functor* functor); 7323b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 74fc53ef27793a39e9effd829e9cae02a9ca14147eJohn Reck void runWithGlContext(RenderTask* task); 75fc53ef27793a39e9effd829e9cae02a9ca14147eJohn Reck 7623b797ab5151eb2474f3bdd679f2f07bfd723042John Reckprivate: 774f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void setSurface(EGLNativeWindowType window); 784f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void swapBuffers(); 794f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void makeCurrent(); 804f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 814f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck friend class InvokeFunctorsTask; 824f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void invokeFunctors(); 834f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void handleFunctorStatus(int status, const Rect& redrawClip); 844f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void removeFunctorsTask(); 854f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck void queueFunctorsTask(int delayMs = FUNCTOR_PROCESS_DELAY); 8623b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 8719b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck void requireGlContext(); 8819b6bcfd83eb7fb92ebd06d2fec89e308311f1d0John Reck 8923b797ab5151eb2474f3bdd679f2f07bfd723042John Reck GlobalContext* mGlobalContext; 904f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck RenderThread& mRenderThread; 9123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck EGLSurface mEglSurface; 9223b797ab5151eb2474f3bdd679f2f07bfd723042John Reck bool mDirtyRegionsEnabled; 934f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 944f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck bool mOpaque; 954f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck OpenGLRenderer* mCanvas; 964f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck bool mHaveNewSurface; 974f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 984f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck bool mInvokeFunctorsPending; 994f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck InvokeFunctorsTask mInvokeFunctorsTask; 1004f02bf4eef6af47f35c70c4dda5b7b9523d89ca0John Reck 10123b797ab5151eb2474f3bdd679f2f07bfd723042John Reck}; 10223b797ab5151eb2474f3bdd679f2f07bfd723042John Reck 10323b797ab5151eb2474f3bdd679f2f07bfd723042John Reck} /* namespace renderthread */ 10423b797ab5151eb2474f3bdd679f2f07bfd723042John Reck} /* namespace uirenderer */ 10523b797ab5151eb2474f3bdd679f2f07bfd723042John Reck} /* namespace android */ 10623b797ab5151eb2474f3bdd679f2f07bfd723042John Reck#endif /* CANVASCONTEXT_H_ */ 107