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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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