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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 "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/time.h" | 10 #include "base/time.h" |
11 #include "cc/texture_update_queue.h" | 11 #include "cc/texture_update_queue.h" |
12 #include "cc/timer.h" | 12 #include "cc/timer.h" |
13 | 13 |
14 namespace cc { | 14 namespace cc { |
15 | 15 |
16 class ResourceProvider; | 16 class ResourceProvider; |
17 | 17 |
18 class TextureUpdateControllerClient { | 18 class TextureUpdateControllerClient { |
19 public: | 19 public: |
20 virtual void readyToFinalizeTextureUpdates() = 0; | 20 virtual void readyToFinalizeTextureUpdates() = 0; |
21 | 21 |
22 protected: | 22 protected: |
23 virtual ~TextureUpdateControllerClient() { } | 23 virtual ~TextureUpdateControllerClient() { } |
24 }; | 24 }; |
25 | 25 |
26 class TextureUpdateController : public TimerClient { | 26 class TextureUpdateController : public TimerClient { |
27 public: | 27 public: |
28 static scoped_ptr<TextureUpdateController> create(TextureUpdateControllerCli
ent* client, Thread* thread, scoped_ptr<TextureUpdateQueue> queue, ResourceProvi
der* resourceProvider) | 28 static scoped_ptr<TextureUpdateController> create(TextureUpdateControllerCli
ent* client, Thread* thread, scoped_ptr<TextureUpdateQueue> queue, ResourceProvi
der* resourceProvider, bool hasImplThread) |
29 { | 29 { |
30 return make_scoped_ptr(new TextureUpdateController(client, thread, queue
.Pass(), resourceProvider)); | 30 return make_scoped_ptr(new TextureUpdateController(client, thread, queue
.Pass(), resourceProvider, hasImplThread)); |
31 } | 31 } |
32 static size_t maxPartialTextureUpdates(); | 32 static size_t maxPartialTextureUpdates(); |
33 | 33 |
34 virtual ~TextureUpdateController(); | 34 virtual ~TextureUpdateController(); |
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(base::TimeTicks timeLimit); | 39 void performMoreUpdates(base::TimeTicks timeLimit); |
40 void finalize(); | 40 void finalize(); |
41 | 41 |
42 // TimerClient implementation. | 42 // TimerClient implementation. |
43 virtual void onTimerFired() OVERRIDE; | 43 virtual void onTimerFired() OVERRIDE; |
44 | 44 |
45 // Virtual for testing. | 45 // Virtual for testing. |
46 virtual base::TimeTicks now() const; | 46 virtual base::TimeTicks now() const; |
47 virtual base::TimeDelta updateMoreTexturesTime() const; | 47 virtual base::TimeDelta updateMoreTexturesTime() const; |
48 virtual size_t updateMoreTexturesSize() const; | 48 virtual size_t updateMoreTexturesSize() const; |
49 | 49 |
50 protected: | 50 protected: |
51 TextureUpdateController(TextureUpdateControllerClient*, Thread*, scoped_ptr<
TextureUpdateQueue>, ResourceProvider*); | 51 TextureUpdateController(TextureUpdateControllerClient*, Thread*, scoped_ptr<
TextureUpdateQueue>, ResourceProvider*, bool hasImplThread); |
52 | 52 |
53 static size_t maxFullUpdatesPerTick(ResourceProvider*); | 53 static size_t maxFullUpdatesPerTick(ResourceProvider*); |
54 | 54 |
55 size_t maxBlockingUpdates() const; | 55 size_t maxBlockingUpdates() const; |
56 | 56 |
57 void updateTexture(ResourceUpdate); | 57 void updateTexture(ResourceUpdate); |
58 | 58 |
59 // This returns true when there were textures left to update. | 59 // This returns true when there were textures left to update. |
60 bool updateMoreTexturesIfEnoughTimeRemaining(); | 60 bool updateMoreTexturesIfEnoughTimeRemaining(); |
61 void updateMoreTexturesNow(); | 61 void updateMoreTexturesNow(); |
62 | 62 |
63 TextureUpdateControllerClient* m_client; | 63 TextureUpdateControllerClient* m_client; |
| 64 bool m_hasImplThread; |
64 scoped_ptr<Timer> m_timer; | 65 scoped_ptr<Timer> m_timer; |
65 scoped_ptr<TextureUpdateQueue> m_queue; | 66 scoped_ptr<TextureUpdateQueue> m_queue; |
66 bool m_contentsTexturesPurged; | 67 bool m_contentsTexturesPurged; |
67 ResourceProvider* m_resourceProvider; | 68 ResourceProvider* m_resourceProvider; |
68 base::TimeTicks m_timeLimit; | 69 base::TimeTicks m_timeLimit; |
69 size_t m_textureUpdatesPerTick; | 70 size_t m_textureUpdatesPerTick; |
70 bool m_firstUpdateAttempt; | 71 bool m_firstUpdateAttempt; |
71 | 72 |
72 private: | 73 private: |
73 DISALLOW_COPY_AND_ASSIGN(TextureUpdateController); | 74 DISALLOW_COPY_AND_ASSIGN(TextureUpdateController); |
74 }; | 75 }; |
75 | 76 |
76 } // namespace cc | 77 } // namespace cc |
77 | 78 |
78 #endif // CCTextureUpdateController_h | 79 #endif // CCTextureUpdateController_h |
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