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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 CCResourceUpdateController_h | 5 #ifndef CCResourceUpdateController_h |
6 #define CCResourceUpdateController_h | 6 #define CCResourceUpdateController_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/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
11 #include "base/time.h" | 11 #include "base/time.h" |
12 #include "cc/resource_update_queue.h" | 12 #include "cc/resource_update_queue.h" |
13 | 13 |
14 namespace cc { | 14 namespace cc { |
15 | 15 |
16 class ResourceProvider; | 16 class ResourceProvider; |
17 class Thread; | 17 class Thread; |
18 | 18 |
19 class ResourceUpdateControllerClient { | 19 class ResourceUpdateControllerClient { |
20 public: | 20 public: |
21 virtual void readyToFinalizeTextureUpdates() = 0; | 21 virtual void readyToFinalizeTextureUpdates() = 0; |
22 | 22 |
23 protected: | 23 protected: |
24 virtual ~ResourceUpdateControllerClient() { } | 24 virtual ~ResourceUpdateControllerClient() { } |
25 }; | 25 }; |
26 | 26 |
27 class ResourceUpdateController { | 27 class ResourceUpdateController { |
28 public: | 28 public: |
29 static scoped_ptr<ResourceUpdateController> create(ResourceUpdateControllerC
lient* client, Thread* thread, scoped_ptr<ResourceUpdateQueue> queue, ResourcePr
ovider* resourceProvider) | 29 static scoped_ptr<ResourceUpdateController> create(ResourceUpdateControllerC
lient* client, Thread* thread, scoped_ptr<ResourceUpdateQueue> queue, ResourcePr
ovider* resourceProvider, bool hasImplThread) |
30 { | 30 { |
31 return make_scoped_ptr(new ResourceUpdateController(client, thread, queu
e.Pass(), resourceProvider)); | 31 return make_scoped_ptr(new ResourceUpdateController(client, thread, queu
e.Pass(), resourceProvider, hasImplThread)); |
32 } | 32 } |
33 static size_t maxPartialTextureUpdates(); | 33 static size_t maxPartialTextureUpdates(); |
34 | 34 |
35 virtual ~ResourceUpdateController(); | 35 virtual ~ResourceUpdateController(); |
36 | 36 |
37 // Discard uploads to textures that were evicted on the impl thread. | 37 // Discard uploads to textures that were evicted on the impl thread. |
38 void discardUploadsToEvictedResources(); | 38 void discardUploadsToEvictedResources(); |
39 | 39 |
40 void performMoreUpdates(base::TimeTicks timeLimit); | 40 void performMoreUpdates(base::TimeTicks timeLimit); |
41 void finalize(); | 41 void finalize(); |
42 | 42 |
43 | 43 |
44 // Virtual for testing. | 44 // Virtual for testing. |
45 virtual base::TimeTicks now() const; | 45 virtual base::TimeTicks now() const; |
46 virtual base::TimeDelta updateMoreTexturesTime() const; | 46 virtual base::TimeDelta updateMoreTexturesTime() const; |
47 virtual size_t updateMoreTexturesSize() const; | 47 virtual size_t updateMoreTexturesSize() const; |
48 | 48 |
49 protected: | 49 protected: |
50 ResourceUpdateController(ResourceUpdateControllerClient*, Thread*, scoped_pt
r<ResourceUpdateQueue>, ResourceProvider*); | 50 ResourceUpdateController(ResourceUpdateControllerClient*, Thread*, scoped_pt
r<ResourceUpdateQueue>, ResourceProvider*, bool hasImplThread); |
51 | 51 |
52 private: | 52 private: |
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 void onTimerFired(); | 62 void onTimerFired(); |
63 | 63 |
64 ResourceUpdateControllerClient* m_client; | 64 ResourceUpdateControllerClient* m_client; |
| 65 bool m_hasImplThread; |
65 scoped_ptr<ResourceUpdateQueue> m_queue; | 66 scoped_ptr<ResourceUpdateQueue> 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 Thread* m_thread; | 72 Thread* m_thread; |
72 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; | 73 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; |
73 bool m_taskPosted; | 74 bool m_taskPosted; |
74 | 75 |
75 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); | 76 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); |
76 }; | 77 }; |
77 | 78 |
78 } // namespace cc | 79 } // namespace cc |
79 | 80 |
80 #endif // CCResourceUpdateController_h | 81 #endif // CCResourceUpdateController_h |
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