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1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2014 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 GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ | 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ |
6 #define GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ | 6 #define GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/containers/hash_tables.h" | 9 #include "base/containers/hash_tables.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
12 #include "base/observer_list.h" | 12 #include "base/observer_list.h" |
13 #include "gpu/command_buffer/common/value_state.h" | 13 #include "gpu/command_buffer/common/value_state.h" |
14 #include "gpu/gpu_export.h" | 14 #include "gpu/gpu_export.h" |
15 | 15 |
16 namespace content { | 16 namespace content { |
17 class GpuChannel; | 17 class GpuChannel; |
18 } | 18 } |
19 | 19 |
20 namespace gpu { | 20 namespace gpu { |
21 namespace gles2 { | 21 namespace gles2 { |
22 | 22 |
23 class ValuebufferManager; | 23 class ValuebufferManager; |
24 | 24 |
| 25 // TODO(mgiuca): Avoid using UnsafeRefCounted. http://crbug.com/469952. |
25 class GPU_EXPORT SubscriptionRefSet | 26 class GPU_EXPORT SubscriptionRefSet |
26 : public base::RefCounted<SubscriptionRefSet> { | 27 : public base::UnsafeRefCounted<SubscriptionRefSet> { |
27 public: | 28 public: |
28 class GPU_EXPORT Observer { | 29 class GPU_EXPORT Observer { |
29 public: | 30 public: |
30 virtual ~Observer(); | 31 virtual ~Observer(); |
31 | 32 |
32 virtual void OnAddSubscription(unsigned int target) = 0; | 33 virtual void OnAddSubscription(unsigned int target) = 0; |
33 virtual void OnRemoveSubscription(unsigned int target) = 0; | 34 virtual void OnRemoveSubscription(unsigned int target) = 0; |
34 }; | 35 }; |
35 | 36 |
36 SubscriptionRefSet(); | 37 SubscriptionRefSet(); |
37 | 38 |
38 void AddObserver(Observer* observer); | 39 void AddObserver(Observer* observer); |
39 void RemoveObserver(Observer* observer); | 40 void RemoveObserver(Observer* observer); |
40 | 41 |
41 protected: | 42 protected: |
42 virtual ~SubscriptionRefSet(); | 43 virtual ~SubscriptionRefSet(); |
43 | 44 |
44 private: | 45 private: |
45 friend class base::RefCounted<SubscriptionRefSet>; | 46 friend class base::UnsafeRefCounted<SubscriptionRefSet>; |
46 friend class ValuebufferManager; | 47 friend class ValuebufferManager; |
47 | 48 |
48 typedef base::hash_map<unsigned int, int> RefSet; | 49 typedef base::hash_map<unsigned int, int> RefSet; |
49 | 50 |
50 void AddSubscription(unsigned int target); | 51 void AddSubscription(unsigned int target); |
51 void RemoveSubscription(unsigned int target); | 52 void RemoveSubscription(unsigned int target); |
52 | 53 |
53 RefSet reference_set_; | 54 RefSet reference_set_; |
54 | 55 |
55 ObserverList<Observer, true> observers_; | 56 ObserverList<Observer, true> observers_; |
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154 // many value buffers are currently subscribed to each | 155 // many value buffers are currently subscribed to each |
155 scoped_refptr<SubscriptionRefSet> subscription_ref_set_; | 156 scoped_refptr<SubscriptionRefSet> subscription_ref_set_; |
156 | 157 |
157 DISALLOW_COPY_AND_ASSIGN(ValuebufferManager); | 158 DISALLOW_COPY_AND_ASSIGN(ValuebufferManager); |
158 }; | 159 }; |
159 | 160 |
160 } // namespace gles2 | 161 } // namespace gles2 |
161 } // namespace gpu | 162 } // namespace gpu |
162 | 163 |
163 #endif // GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ | 164 #endif // GPU_COMMAND_BUFFER_SERVICE_VALUEBUFFER_MANAGER_H_ |
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