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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CC_RESOURCE_POOL_H_ | |
6 #define CC_RESOURCE_POOL_H_ | |
7 | |
8 #include <list> | |
9 | |
10 #include "base/memory/scoped_ptr.h" | |
11 #include "cc/base/cc_export.h" | |
12 #include "cc/output/renderer.h" | |
13 #include "cc/resource.h" | |
14 | |
15 namespace cc { | |
16 class ResourceProvider; | |
17 | |
18 class CC_EXPORT ResourcePool { | |
19 public: | |
20 class CC_EXPORT Resource : public cc::Resource { | |
21 public: | |
22 Resource(ResourceProvider* resource_provider, | |
23 const gfx::Size& size, | |
24 GLenum format); | |
25 ~Resource(); | |
26 | |
27 private: | |
28 ResourceProvider* resource_provider_; | |
29 | |
30 DISALLOW_COPY_AND_ASSIGN(Resource); | |
31 }; | |
32 | |
33 static scoped_ptr<ResourcePool> Create(ResourceProvider* resource_provider) { | |
34 return make_scoped_ptr(new ResourcePool(resource_provider)); | |
35 } | |
36 | |
37 virtual ~ResourcePool(); | |
38 | |
39 ResourceProvider* resource_provider() { return resource_provider_; }; | |
40 | |
41 scoped_ptr<ResourcePool::Resource> AcquireResource( | |
42 const gfx::Size&, GLenum format); | |
43 void ReleaseResource(scoped_ptr<ResourcePool::Resource>); | |
44 | |
45 void SetMaxMemoryUsageBytes(size_t max_memory_usage_bytes); | |
46 | |
47 protected: | |
48 ResourcePool(ResourceProvider* resource_provider); | |
49 | |
50 private: | |
51 ResourceProvider* resource_provider_; | |
52 size_t max_memory_usage_bytes_; | |
53 size_t memory_usage_bytes_; | |
54 | |
55 typedef std::list<Resource*> ResourceList; | |
56 ResourceList resources_; | |
57 | |
58 DISALLOW_COPY_AND_ASSIGN(ResourcePool); | |
59 }; | |
60 | |
61 } // namespace cc | |
62 | |
63 #endif // CC_RESOURCE_POOL_H_ | |
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