OLD | NEW |
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 CC_RESOURCE_UPDATE_CONTROLLER_H_ | 5 #ifndef CC_RESOURCE_UPDATE_CONTROLLER_H_ |
6 #define CC_RESOURCE_UPDATE_CONTROLLER_H_ | 6 #define CC_RESOURCE_UPDATE_CONTROLLER_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 base::TimeDelta pendingUpdateTime() const; | 57 base::TimeDelta pendingUpdateTime() const; |
58 | 58 |
59 void updateTexture(ResourceUpdate); | 59 void updateTexture(ResourceUpdate); |
60 | 60 |
61 // This returns true when there were textures left to update. | 61 // This returns true when there were textures left to update. |
62 bool updateMoreTexturesIfEnoughTimeRemaining(); | 62 bool updateMoreTexturesIfEnoughTimeRemaining(); |
63 void updateMoreTexturesNow(); | 63 void updateMoreTexturesNow(); |
64 void onTimerFired(); | 64 void onTimerFired(); |
65 | 65 |
66 ResourceUpdateControllerClient* m_client; | 66 ResourceUpdateControllerClient* m_client; |
| 67 bool m_hasImplThread; |
67 scoped_ptr<ResourceUpdateQueue> m_queue; | 68 scoped_ptr<ResourceUpdateQueue> m_queue; |
68 bool m_contentsTexturesPurged; | 69 bool m_contentsTexturesPurged; |
69 ResourceProvider* m_resourceProvider; | 70 ResourceProvider* m_resourceProvider; |
70 base::TimeTicks m_timeLimit; | 71 base::TimeTicks m_timeLimit; |
71 size_t m_textureUpdatesPerTick; | 72 size_t m_textureUpdatesPerTick; |
72 bool m_firstUpdateAttempt; | 73 bool m_firstUpdateAttempt; |
73 Thread* m_thread; | 74 Thread* m_thread; |
74 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; | 75 base::WeakPtrFactory<ResourceUpdateController> m_weakFactory; |
75 bool m_taskPosted; | 76 bool m_taskPosted; |
76 | 77 |
77 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); | 78 DISALLOW_COPY_AND_ASSIGN(ResourceUpdateController); |
78 }; | 79 }; |
79 | 80 |
80 } // namespace cc | 81 } // namespace cc |
81 | 82 |
82 #endif // CC_RESOURCE_UPDATE_CONTROLLER_H_ | 83 #endif // CC_RESOURCE_UPDATE_CONTROLLER_H_ |
OLD | NEW |