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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CCThreadProxy_h | 5 // Temporary forwarding header |
| 6 #define CCThreadProxy_h | 6 #include "cc/thread_proxy.h" |
| 7 | |
| 8 #include "CCAnimationEvents.h" | |
| 9 #include "CCCompletionEvent.h" | |
| 10 #include "CCLayerTreeHostImpl.h" | |
| 11 #include "CCProxy.h" | |
| 12 #include "CCScheduler.h" | |
| 13 #include "CCTextureUpdateController.h" | |
| 14 #include <base/time.h> | |
| 15 #include <wtf/OwnPtr.h> | |
| 16 | |
| 17 namespace cc { | |
| 18 | |
| 19 class CCInputHandler; | |
| 20 class CCLayerTreeHost; | |
| 21 class CCScheduler; | |
| 22 class CCScopedThreadProxy; | |
| 23 class CCTextureUpdateQueue; | |
| 24 class CCThread; | |
| 25 class CCThreadProxyContextRecreationTimer; | |
| 26 | |
| 27 class CCThreadProxy : public CCProxy, CCLayerTreeHostImplClient, CCSchedulerClie
nt, CCTextureUpdateControllerClient { | |
| 28 public: | |
| 29 static scoped_ptr<CCProxy> create(CCLayerTreeHost*); | |
| 30 | |
| 31 virtual ~CCThreadProxy(); | |
| 32 | |
| 33 // CCProxy implementation | |
| 34 virtual bool compositeAndReadback(void *pixels, const IntRect&) OVERRIDE; | |
| 35 virtual void startPageScaleAnimation(const IntSize& targetPosition, bool use
Anchor, float scale, double duration) OVERRIDE; | |
| 36 virtual void finishAllRendering() OVERRIDE; | |
| 37 virtual bool isStarted() const OVERRIDE; | |
| 38 virtual bool initializeContext() OVERRIDE; | |
| 39 virtual void setSurfaceReady() OVERRIDE; | |
| 40 virtual void setVisible(bool) OVERRIDE; | |
| 41 virtual bool initializeRenderer() OVERRIDE; | |
| 42 virtual bool recreateContext() OVERRIDE; | |
| 43 virtual void renderingStats(CCRenderingStats*) OVERRIDE; | |
| 44 virtual const RendererCapabilities& rendererCapabilities() const OVERRIDE; | |
| 45 virtual void loseContext() OVERRIDE; | |
| 46 virtual void setNeedsAnimate() OVERRIDE; | |
| 47 virtual void setNeedsCommit() OVERRIDE; | |
| 48 virtual void setNeedsRedraw() OVERRIDE; | |
| 49 virtual bool commitRequested() const OVERRIDE; | |
| 50 virtual void didAddAnimation() OVERRIDE { } | |
| 51 virtual void start() OVERRIDE; | |
| 52 virtual void stop() OVERRIDE; | |
| 53 virtual size_t maxPartialTextureUpdates() const OVERRIDE; | |
| 54 virtual void acquireLayerTextures() OVERRIDE; | |
| 55 virtual void forceSerializeOnSwapBuffers() OVERRIDE; | |
| 56 | |
| 57 // CCLayerTreeHostImplClient implementation | |
| 58 virtual void didLoseContextOnImplThread() OVERRIDE; | |
| 59 virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE; | |
| 60 virtual void onVSyncParametersChanged(double monotonicTimebase, double inter
valInSeconds) OVERRIDE; | |
| 61 virtual void onCanDrawStateChanged(bool canDraw) OVERRIDE; | |
| 62 virtual void setNeedsRedrawOnImplThread() OVERRIDE; | |
| 63 virtual void setNeedsCommitOnImplThread() OVERRIDE; | |
| 64 virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<CCAnimat
ionEventsVector>, double wallClockTime) OVERRIDE; | |
| 65 virtual void releaseContentsTexturesOnImplThread() OVERRIDE; | |
| 66 | |
| 67 // CCSchedulerClient implementation | |
| 68 virtual void scheduledActionBeginFrame() OVERRIDE; | |
| 69 virtual CCScheduledActionDrawAndSwapResult scheduledActionDrawAndSwapIfPossi
ble() OVERRIDE; | |
| 70 virtual CCScheduledActionDrawAndSwapResult scheduledActionDrawAndSwapForced(
) OVERRIDE; | |
| 71 virtual void scheduledActionCommit() OVERRIDE; | |
| 72 virtual void scheduledActionBeginContextRecreation() OVERRIDE; | |
| 73 virtual void scheduledActionAcquireLayerTexturesForMainThread() OVERRIDE; | |
| 74 virtual void didAnticipatedDrawTimeChange(base::TimeTicks) OVERRIDE; | |
| 75 | |
| 76 // CCTextureUpdateControllerClient implementation | |
| 77 virtual void readyToFinalizeTextureUpdates() OVERRIDE; | |
| 78 | |
| 79 private: | |
| 80 explicit CCThreadProxy(CCLayerTreeHost*); | |
| 81 friend class CCThreadProxyContextRecreationTimer; | |
| 82 | |
| 83 // Set on impl thread, read on main thread. | |
| 84 struct BeginFrameAndCommitState { | |
| 85 BeginFrameAndCommitState(); | |
| 86 ~BeginFrameAndCommitState(); | |
| 87 | |
| 88 double monotonicFrameBeginTime; | |
| 89 scoped_ptr<CCScrollAndScaleSet> scrollInfo; | |
| 90 WebKit::WebTransformationMatrix implTransform; | |
| 91 CCPrioritizedTextureManager::BackingVector evictedContentsTexturesBackin
gs; | |
| 92 size_t memoryAllocationLimitBytes; | |
| 93 }; | |
| 94 OwnPtr<BeginFrameAndCommitState> m_pendingBeginFrameRequest; | |
| 95 | |
| 96 // Called on main thread | |
| 97 void beginFrame(); | |
| 98 void didCommitAndDrawFrame(); | |
| 99 void didCompleteSwapBuffers(); | |
| 100 void setAnimationEvents(CCAnimationEventsVector*, double wallClockTime); | |
| 101 void beginContextRecreation(); | |
| 102 void tryToRecreateContext(); | |
| 103 | |
| 104 // Called on impl thread | |
| 105 struct ReadbackRequest { | |
| 106 CCCompletionEvent completion; | |
| 107 bool success; | |
| 108 void* pixels; | |
| 109 IntRect rect; | |
| 110 }; | |
| 111 void forceBeginFrameOnImplThread(CCCompletionEvent*); | |
| 112 void beginFrameCompleteOnImplThread(CCCompletionEvent*, PassOwnPtr<CCTexture
UpdateQueue>); | |
| 113 void beginFrameAbortedOnImplThread(); | |
| 114 void requestReadbackOnImplThread(ReadbackRequest*); | |
| 115 void requestStartPageScaleAnimationOnImplThread(IntSize targetPosition, bool
useAnchor, float scale, double durationSec); | |
| 116 void finishAllRenderingOnImplThread(CCCompletionEvent*); | |
| 117 void initializeImplOnImplThread(CCCompletionEvent*, CCInputHandler*); | |
| 118 void setSurfaceReadyOnImplThread(); | |
| 119 void setVisibleOnImplThread(CCCompletionEvent*, bool); | |
| 120 void initializeContextOnImplThread(CCGraphicsContext*); | |
| 121 void initializeRendererOnImplThread(CCCompletionEvent*, bool* initializeSucc
eeded, RendererCapabilities*); | |
| 122 void layerTreeHostClosedOnImplThread(CCCompletionEvent*); | |
| 123 void setFullRootLayerDamageOnImplThread(); | |
| 124 void acquireLayerTexturesForMainThreadOnImplThread(CCCompletionEvent*); | |
| 125 void recreateContextOnImplThread(CCCompletionEvent*, CCGraphicsContext*, boo
l* recreateSucceeded, RendererCapabilities*); | |
| 126 void renderingStatsOnImplThread(CCCompletionEvent*, CCRenderingStats*); | |
| 127 CCScheduledActionDrawAndSwapResult scheduledActionDrawAndSwapInternal(bool f
orcedDraw); | |
| 128 void forceSerializeOnSwapBuffersOnImplThread(CCCompletionEvent*); | |
| 129 void setNeedsForcedCommitOnImplThread(); | |
| 130 | |
| 131 // Accessed on main thread only. | |
| 132 bool m_animateRequested; // Set only when setNeedsAnimate is called. | |
| 133 bool m_commitRequested; // Set only when setNeedsCommit is called. | |
| 134 bool m_commitRequestSentToImplThread; // Set by setNeedsCommit and setNeedsA
nimate. | |
| 135 bool m_forcedCommitRequested; | |
| 136 OwnPtr<CCThreadProxyContextRecreationTimer> m_contextRecreationTimer; | |
| 137 CCLayerTreeHost* m_layerTreeHost; | |
| 138 bool m_rendererInitialized; | |
| 139 RendererCapabilities m_RendererCapabilitiesMainThreadCopy; | |
| 140 bool m_started; | |
| 141 bool m_texturesAcquired; | |
| 142 bool m_inCompositeAndReadback; | |
| 143 | |
| 144 scoped_ptr<CCLayerTreeHostImpl> m_layerTreeHostImpl; | |
| 145 | |
| 146 scoped_ptr<CCInputHandler> m_inputHandlerOnImplThread; | |
| 147 | |
| 148 OwnPtr<CCScheduler> m_schedulerOnImplThread; | |
| 149 | |
| 150 RefPtr<CCScopedThreadProxy> m_mainThreadProxy; | |
| 151 | |
| 152 // Holds on to the context we might use for compositing in between initializ
eContext() | |
| 153 // and initializeRenderer() calls. | |
| 154 scoped_ptr<CCGraphicsContext> m_contextBeforeInitializationOnImplThread; | |
| 155 | |
| 156 // Set when the main thread is waiting on a scheduledActionBeginFrame to be
issued. | |
| 157 CCCompletionEvent* m_beginFrameCompletionEventOnImplThread; | |
| 158 | |
| 159 // Set when the main thread is waiting on a readback. | |
| 160 ReadbackRequest* m_readbackRequestOnImplThread; | |
| 161 | |
| 162 // Set when the main thread is waiting on a commit to complete. | |
| 163 CCCompletionEvent* m_commitCompletionEventOnImplThread; | |
| 164 | |
| 165 // Set when the main thread is waiting on layers to be drawn. | |
| 166 CCCompletionEvent* m_textureAcquisitionCompletionEventOnImplThread; | |
| 167 | |
| 168 OwnPtr<CCTextureUpdateController> m_currentTextureUpdateControllerOnImplThre
ad; | |
| 169 | |
| 170 // Set when we need to reset the contentsTexturesPurged flag after the | |
| 171 // commit. | |
| 172 bool m_resetContentsTexturesPurgedAfterCommitOnImplThread; | |
| 173 | |
| 174 // Set when the next draw should post didCommitAndDrawFrame to the main thre
ad. | |
| 175 bool m_nextFrameIsNewlyCommittedFrameOnImplThread; | |
| 176 | |
| 177 bool m_renderVSyncEnabled; | |
| 178 | |
| 179 base::TimeDelta m_totalCommitTime; | |
| 180 size_t m_totalCommitCount; | |
| 181 }; | |
| 182 | |
| 183 } | |
| 184 | |
| 185 #endif | |
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