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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/cc_export.h" | 12 #include "cc/cc_export.h" |
13 #include "cc/resource_update_queue.h" | 13 #include "cc/resource_update_queue.h" |
14 | 14 |
15 namespace cc { | 15 namespace cc { |
16 | 16 |
17 class ResourceProvider; | 17 class ResourceProvider; |
18 class Thread; | 18 class Thread; |
19 | 19 |
20 class ResourceUpdateControllerClient { | 20 class ResourceUpdateControllerClient { |
21 public: | 21 public: |
22 virtual void readyToFinalizeTextureUpdates() = 0; | 22 virtual void readyToFinalizeTextureUpdates() = 0; |
23 | 23 |
24 protected: | 24 protected: |
25 virtual ~ResourceUpdateControllerClient() { } | 25 virtual ~ResourceUpdateControllerClient() { } |
26 }; | 26 }; |
27 | 27 |
28 class CC_EXPORT ResourceUpdateController { | 28 class CC_EXPORT ResourceUpdateController { |
29 public: | 29 public: |
30 static scoped_ptr<ResourceUpdateController> create(ResourceUpdateControllerC
lient* client, Thread* thread, scoped_ptr<ResourceUpdateQueue> queue, ResourcePr
ovider* resourceProvider) | 30 static scoped_ptr<ResourceUpdateController> create(ResourceUpdateControllerC
lient* client, Thread* thread, scoped_ptr<ResourceUpdateQueue> queue, ResourcePr
ovider* resourceProvider, bool hasImplThread) |
31 { | 31 { |
32 return make_scoped_ptr(new ResourceUpdateController(client, thread, queu
e.Pass(), resourceProvider)); | 32 return make_scoped_ptr(new ResourceUpdateController(client, thread, queu
e.Pass(), resourceProvider, hasImplThread)); |
33 } | 33 } |
34 static size_t maxPartialTextureUpdates(); | 34 static size_t maxPartialTextureUpdates(); |
35 | 35 |
36 virtual ~ResourceUpdateController(); | 36 virtual ~ResourceUpdateController(); |
37 | 37 |
38 // Discard uploads to textures that were evicted on the impl thread. | 38 // Discard uploads to textures that were evicted on the impl thread. |
39 void discardUploadsToEvictedResources(); | 39 void discardUploadsToEvictedResources(); |
40 | 40 |
41 void performMoreUpdates(base::TimeTicks timeLimit); | 41 void performMoreUpdates(base::TimeTicks timeLimit); |
42 void finalize(); | 42 void finalize(); |
43 | 43 |
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 ResourceUpdateController(ResourceUpdateControllerClient*, Thread*, scoped_pt
r<ResourceUpdateQueue>, ResourceProvider*); | 51 ResourceUpdateController(ResourceUpdateControllerClient*, Thread*, scoped_pt
r<ResourceUpdateQueue>, ResourceProvider*, bool hasImplThread); |
52 | 52 |
53 private: | 53 private: |
54 static size_t maxFullUpdatesPerTick(ResourceProvider*); | 54 static size_t maxFullUpdatesPerTick(ResourceProvider*); |
55 | 55 |
56 size_t maxBlockingUpdates() const; | 56 size_t maxBlockingUpdates() const; |
57 | 57 |
58 void updateTexture(ResourceUpdate); | 58 void updateTexture(ResourceUpdate); |
59 | 59 |
60 // This returns true when there were textures left to update. | 60 // This returns true when there were textures left to update. |
61 bool updateMoreTexturesIfEnoughTimeRemaining(); | 61 bool updateMoreTexturesIfEnoughTimeRemaining(); |
62 void updateMoreTexturesNow(); | 62 void updateMoreTexturesNow(); |
63 void onTimerFired(); | 63 void onTimerFired(); |
64 | 64 |
65 ResourceUpdateControllerClient* m_client; | 65 ResourceUpdateControllerClient* m_client; |
| 66 bool m_hasImplThread; |
66 scoped_ptr<ResourceUpdateQueue> m_queue; | 67 scoped_ptr<ResourceUpdateQueue> m_queue; |
67 bool m_contentsTexturesPurged; | 68 bool m_contentsTexturesPurged; |
68 ResourceProvider* m_resourceProvider; | 69 ResourceProvider* m_resourceProvider; |
69 base::TimeTicks m_timeLimit; | 70 base::TimeTicks m_timeLimit; |
70 size_t m_textureUpdatesPerTick; | 71 size_t m_textureUpdatesPerTick; |
71 bool m_firstUpdateAttempt; | 72 bool m_firstUpdateAttempt; |
72 Thread* m_thread; | 73 Thread* m_thread; |
73 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; | 74 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; |
74 bool m_taskPosted; | 75 bool m_taskPosted; |
75 | 76 |
76 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); | 77 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); |
77 }; | 78 }; |
78 | 79 |
79 } // namespace cc | 80 } // namespace cc |
80 | 81 |
81 #endif // CCResourceUpdateController_h | 82 #endif // CCResourceUpdateController_h |
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