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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> |
11 #include <wtf/OwnPtr.h> | 11 #include <wtf/OwnPtr.h> |
12 | 12 |
13 namespace WebCore { | 13 namespace WebCore { |
14 | 14 |
15 class TextureCopier; | 15 class TextureCopier; |
16 class TextureUploader; | 16 class TextureUploader; |
17 | 17 |
18 class CCTextureUpdateController : public CCTimerClient { | 18 class CCTextureUpdateController : public CCTimerClient { |
19 WTF_MAKE_NONCOPYABLE(CCTextureUpdateController); | 19 WTF_MAKE_NONCOPYABLE(CCTextureUpdateController); |
20 public: | 20 public: |
21 static PassOwnPtr<CCTextureUpdateController> create(CCThread* thread, PassOw
nPtr<CCTextureUpdateQueue> queue, CCResourceProvider* resourceProvider, TextureC
opier* copier, TextureUploader* uploader) | 21 static PassOwnPtr<CCTextureUpdateController> create(CCThread*, PassOwnPtr<CC
TextureUpdateQueue>, CCResourceProvider*, TextureCopier*, TextureUploader*, size
_t maxTextureUpdates); |
22 { | |
23 return adoptPtr(new CCTextureUpdateController(thread, queue, resourcePro
vider, copier, uploader)); | |
24 } | |
25 static size_t maxPartialTextureUpdates(); | |
26 static void updateTextures(CCResourceProvider*, TextureCopier*, TextureUploa
der*, CCTextureUpdateQueue*, size_t count); | 22 static void updateTextures(CCResourceProvider*, TextureCopier*, TextureUploa
der*, CCTextureUpdateQueue*, size_t count); |
| 23 static size_t maxTextureUpdates(TextureUploader*); |
27 | 24 |
28 virtual ~CCTextureUpdateController(); | 25 virtual ~CCTextureUpdateController(); |
29 | 26 |
| 27 |
30 bool hasMoreUpdates() const; | 28 bool hasMoreUpdates() const; |
31 void updateMoreTextures(double monotonicTimeLimit); | 29 void updateMoreTextures(double monotonicTimeLimit); |
32 | 30 |
33 // CCTimerClient implementation. | 31 // CCTimerClient implementation. |
34 virtual void onTimerFired() OVERRIDE; | 32 virtual void onTimerFired() OVERRIDE; |
35 | 33 |
36 // Virtual for testing. | 34 // Virtual for testing. |
37 virtual double monotonicTimeNow() const; | 35 virtual double monotonicTimeNow() const; |
38 virtual double updateMoreTexturesTime() const; | 36 virtual double updateMoreTexturesTime() const; |
39 virtual size_t updateMoreTexturesSize() const; | 37 virtual size_t updateMoreTexturesSize() const; |
40 | 38 |
41 protected: | 39 protected: |
42 CCTextureUpdateController(CCThread*, PassOwnPtr<CCTextureUpdateQueue>, CCRes
ourceProvider*, TextureCopier*, TextureUploader*); | 40 CCTextureUpdateController(CCThread*, PassOwnPtr<CCTextureUpdateQueue>, CCRes
ourceProvider*, TextureCopier*, TextureUploader*, size_t maxTextureUpdates); |
43 | 41 |
44 void updateMoreTexturesIfEnoughTimeRemaining(); | 42 void updateMoreTexturesIfEnoughTimeRemaining(); |
45 void updateMoreTexturesNow(); | 43 void updateMoreTexturesNow(); |
46 | 44 |
47 OwnPtr<CCTimer> m_timer; | 45 OwnPtr<CCTimer> m_timer; |
48 OwnPtr<CCTextureUpdateQueue> m_queue; | 46 OwnPtr<CCTextureUpdateQueue> m_queue; |
49 bool m_contentsTexturesPurged; | 47 bool m_contentsTexturesPurged; |
50 CCResourceProvider* m_resourceProvider; | 48 CCResourceProvider* m_resourceProvider; |
51 TextureCopier* m_copier; | 49 TextureCopier* m_copier; |
52 TextureUploader* m_uploader; | 50 TextureUploader* m_uploader; |
53 double m_monotonicTimeLimit; | 51 double m_monotonicTimeLimit; |
| 52 size_t m_textureUpdatesPerTick; |
54 bool m_firstUpdateAttempt; | 53 bool m_firstUpdateAttempt; |
55 }; | 54 }; |
56 | 55 |
57 } | 56 } |
58 | 57 |
59 #endif // CCTextureUpdateController_h | 58 #endif // CCTextureUpdateController_h |
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