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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 CC_RESOURCES_RESOURCE_POOL_H_ | 5 #ifndef CC_RESOURCES_RESOURCE_POOL_H_ |
6 #define CC_RESOURCES_RESOURCE_POOL_H_ | 6 #define CC_RESOURCES_RESOURCE_POOL_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 | 9 |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 #include "base/trace_event/memory_dump_provider.h" | 11 #include "base/trace_event/memory_dump_provider.h" |
12 #include "cc/base/cc_export.h" | 12 #include "cc/base/cc_export.h" |
13 #include "cc/output/renderer.h" | 13 #include "cc/output/renderer.h" |
14 #include "cc/resources/resource.h" | 14 #include "cc/resources/resource.h" |
15 #include "cc/resources/resource_format.h" | 15 #include "cc/resources/resource_format.h" |
16 | 16 |
17 namespace cc { | 17 namespace cc { |
18 class ScopedResource; | 18 class ScopedResource; |
19 | 19 |
20 class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider { | 20 class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider { |
21 public: | 21 public: |
| 22 static scoped_ptr<ResourcePool> Create(ResourceProvider* resource_provider) { |
| 23 return make_scoped_ptr(new ResourcePool(resource_provider)); |
| 24 } |
| 25 |
22 static scoped_ptr<ResourcePool> Create(ResourceProvider* resource_provider, | 26 static scoped_ptr<ResourcePool> Create(ResourceProvider* resource_provider, |
23 GLenum target) { | 27 GLenum target) { |
24 return make_scoped_ptr(new ResourcePool(resource_provider, target)); | 28 return make_scoped_ptr(new ResourcePool(resource_provider, target)); |
25 } | 29 } |
26 | 30 |
27 ~ResourcePool() override; | 31 ~ResourcePool() override; |
28 | 32 |
29 scoped_ptr<ScopedResource> AcquireResource(const gfx::Size& size, | 33 scoped_ptr<ScopedResource> AcquireResource(const gfx::Size& size, |
30 ResourceFormat format); | 34 ResourceFormat format); |
31 scoped_ptr<ScopedResource> TryAcquireResourceWithContentId(uint64 content_id); | 35 scoped_ptr<ScopedResource> TryAcquireResourceWithContentId(uint64 content_id); |
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50 size_t acquired_resource_count() const { | 54 size_t acquired_resource_count() const { |
51 return resource_count_ - unused_resources_.size(); | 55 return resource_count_ - unused_resources_.size(); |
52 } | 56 } |
53 size_t busy_resource_count() const { return busy_resources_.size(); } | 57 size_t busy_resource_count() const { return busy_resources_.size(); } |
54 | 58 |
55 // Overridden from base::trace_event::MemoryDumpProvider: | 59 // Overridden from base::trace_event::MemoryDumpProvider: |
56 bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args, | 60 bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args, |
57 base::trace_event::ProcessMemoryDump* pmd) override; | 61 base::trace_event::ProcessMemoryDump* pmd) override; |
58 | 62 |
59 protected: | 63 protected: |
| 64 explicit ResourcePool(ResourceProvider* resource_provider); |
60 ResourcePool(ResourceProvider* resource_provider, GLenum target); | 65 ResourcePool(ResourceProvider* resource_provider, GLenum target); |
61 | 66 |
62 bool ResourceUsageTooHigh(); | 67 bool ResourceUsageTooHigh(); |
63 | 68 |
64 private: | 69 private: |
65 void DidFinishUsingResource(ScopedResource* resource, uint64_t content_id); | 70 void DidFinishUsingResource(ScopedResource* resource, uint64_t content_id); |
66 void DeleteResource(ScopedResource* resource); | 71 void DeleteResource(ScopedResource* resource); |
67 | 72 |
68 ResourceProvider* resource_provider_; | 73 ResourceProvider* resource_provider_; |
69 const GLenum target_; | 74 const GLenum target_; |
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86 typedef std::deque<PoolResource> ResourceList; | 91 typedef std::deque<PoolResource> ResourceList; |
87 ResourceList unused_resources_; | 92 ResourceList unused_resources_; |
88 ResourceList busy_resources_; | 93 ResourceList busy_resources_; |
89 | 94 |
90 DISALLOW_COPY_AND_ASSIGN(ResourcePool); | 95 DISALLOW_COPY_AND_ASSIGN(ResourcePool); |
91 }; | 96 }; |
92 | 97 |
93 } // namespace cc | 98 } // namespace cc |
94 | 99 |
95 #endif // CC_RESOURCES_RESOURCE_POOL_H_ | 100 #endif // CC_RESOURCES_RESOURCE_POOL_H_ |
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