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1 // Copyright 2012 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 CCTextureUpdateController_h | 5 #ifndef CCTextureUpdateController_h |
6 #define CCTextureUpdateController_h | 6 #define CCTextureUpdateController_h |
7 | 7 |
8 #include "CCTextureUpdateQueue.h" | 8 #include "CCTextureUpdateQueue.h" |
9 #include "CCTimer.h" | 9 #include "CCTimer.h" |
10 #include <wtf/Noncopyable.h> | 10 #include <wtf/Noncopyable.h> |
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29 { | 29 { |
30 return adoptPtr(new CCTextureUpdateController(client, thread, queue, res
ourceProvider, uploader)); | 30 return adoptPtr(new CCTextureUpdateController(client, thread, queue, res
ourceProvider, uploader)); |
31 } | 31 } |
32 static size_t maxPartialTextureUpdates(); | 32 static size_t maxPartialTextureUpdates(); |
33 | 33 |
34 virtual ~CCTextureUpdateController(); | 34 virtual ~CCTextureUpdateController(); |
35 | 35 |
36 // Discard uploads to textures that were evicted on the impl thread. | 36 // Discard uploads to textures that were evicted on the impl thread. |
37 void discardUploadsToEvictedResources(); | 37 void discardUploadsToEvictedResources(); |
38 | 38 |
39 void performMoreUpdates(double monotonicTimeLimit); | 39 // readyToFinalizeTextureUpdates() will be called when lazy updates are |
| 40 // complete and finalize() need to be called to finish updates. |
| 41 void start(); |
| 42 |
40 void finalize(); | 43 void finalize(); |
41 | 44 |
42 // CCTimerClient implementation. | 45 // CCTimerClient implementation. |
43 virtual void onTimerFired() OVERRIDE; | 46 virtual void onTimerFired() OVERRIDE; |
44 | 47 |
45 // Virtual for testing. | 48 // Virtual for testing. |
46 virtual double monotonicTimeNow() const; | |
47 virtual double updateMoreTexturesTime() const; | 49 virtual double updateMoreTexturesTime() const; |
48 virtual size_t updateMoreTexturesSize() const; | 50 virtual size_t updateMoreTexturesSize() const; |
49 | 51 |
50 protected: | 52 protected: |
51 CCTextureUpdateController(CCTextureUpdateControllerClient*, CCThread*, PassO
wnPtr<CCTextureUpdateQueue>, CCResourceProvider*, TextureUploader*); | 53 CCTextureUpdateController(CCTextureUpdateControllerClient*, CCThread*, PassO
wnPtr<CCTextureUpdateQueue>, CCResourceProvider*, TextureUploader*); |
52 | 54 |
53 static size_t maxFullUpdatesPerTick(TextureUploader*); | 55 static size_t maxFullUpdatesPerTick(TextureUploader*); |
54 | 56 |
55 // This returns true when there were textures left to update. | 57 // This returns true when there were textures left to update. |
56 bool updateMoreTexturesIfEnoughTimeRemaining(); | 58 bool updateMoreTextures(); |
57 void updateMoreTexturesNow(); | |
58 | 59 |
59 CCTextureUpdateControllerClient* m_client; | 60 CCTextureUpdateControllerClient* m_client; |
60 OwnPtr<CCTimer> m_timer; | 61 OwnPtr<CCTimer> m_timer; |
61 OwnPtr<CCTextureUpdateQueue> m_queue; | 62 OwnPtr<CCTextureUpdateQueue> m_queue; |
62 bool m_contentsTexturesPurged; | |
63 CCResourceProvider* m_resourceProvider; | 63 CCResourceProvider* m_resourceProvider; |
64 TextureUploader* m_uploader; | 64 TextureUploader* m_uploader; |
65 double m_monotonicTimeLimit; | |
66 size_t m_textureUpdatesPerTick; | 65 size_t m_textureUpdatesPerTick; |
67 bool m_firstUpdateAttempt; | |
68 }; | 66 }; |
69 | 67 |
70 } | 68 } |
71 | 69 |
72 #endif // CCTextureUpdateController_h | 70 #endif // CCTextureUpdateController_h |
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