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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 <stddef.h> | 8 #include <stddef.h> |
| 9 #include <stdint.h> | 9 #include <stdint.h> |
| 10 | 10 |
| 11 #include <deque> | 11 #include <deque> |
| 12 #include <map> | 12 #include <map> |
| 13 #include <memory> |
| 13 | 14 |
| 14 #include "base/macros.h" | 15 #include "base/macros.h" |
| 15 #include "base/memory/scoped_ptr.h" | 16 #include "base/memory/ptr_util.h" |
| 16 #include "base/trace_event/memory_dump_provider.h" | 17 #include "base/trace_event/memory_dump_provider.h" |
| 17 #include "cc/base/cc_export.h" | 18 #include "cc/base/cc_export.h" |
| 18 #include "cc/output/renderer.h" | 19 #include "cc/output/renderer.h" |
| 19 #include "cc/resources/resource.h" | 20 #include "cc/resources/resource.h" |
| 20 #include "cc/resources/resource_format.h" | 21 #include "cc/resources/resource_format.h" |
| 21 #include "cc/resources/scoped_resource.h" | 22 #include "cc/resources/scoped_resource.h" |
| 22 | 23 |
| 23 namespace cc { | 24 namespace cc { |
| 24 | 25 |
| 25 class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider { | 26 class CC_EXPORT ResourcePool : public base::trace_event::MemoryDumpProvider { |
| 26 public: | 27 public: |
| 27 static scoped_ptr<ResourcePool> CreateForGpuMemoryBufferResources( | 28 static std::unique_ptr<ResourcePool> CreateForGpuMemoryBufferResources( |
| 28 ResourceProvider* resource_provider, | 29 ResourceProvider* resource_provider, |
| 29 base::SingleThreadTaskRunner* task_runner) { | 30 base::SingleThreadTaskRunner* task_runner) { |
| 30 return make_scoped_ptr( | 31 return base::WrapUnique( |
| 31 new ResourcePool(resource_provider, task_runner, true)); | 32 new ResourcePool(resource_provider, task_runner, true)); |
| 32 } | 33 } |
| 33 | 34 |
| 34 static scoped_ptr<ResourcePool> Create( | 35 static std::unique_ptr<ResourcePool> Create( |
| 35 ResourceProvider* resource_provider, | 36 ResourceProvider* resource_provider, |
| 36 base::SingleThreadTaskRunner* task_runner) { | 37 base::SingleThreadTaskRunner* task_runner) { |
| 37 return make_scoped_ptr( | 38 return base::WrapUnique( |
| 38 new ResourcePool(resource_provider, task_runner, false)); | 39 new ResourcePool(resource_provider, task_runner, false)); |
| 39 } | 40 } |
| 40 | 41 |
| 41 ~ResourcePool() override; | 42 ~ResourcePool() override; |
| 42 | 43 |
| 43 Resource* AcquireResource(const gfx::Size& size, ResourceFormat format); | 44 Resource* AcquireResource(const gfx::Size& size, ResourceFormat format); |
| 44 Resource* TryAcquireResourceWithContentId(uint64_t content_id); | 45 Resource* TryAcquireResourceWithContentId(uint64_t content_id); |
| 45 void ReleaseResource(Resource* resource, uint64_t content_id); | 46 void ReleaseResource(Resource* resource, uint64_t content_id); |
| 46 | 47 |
| 47 void SetResourceUsageLimits(size_t max_memory_usage_bytes, | 48 void SetResourceUsageLimits(size_t max_memory_usage_bytes, |
| (...skipping 25 matching lines...) Expand all Loading... |
| 73 protected: | 74 protected: |
| 74 ResourcePool(ResourceProvider* resource_provider, | 75 ResourcePool(ResourceProvider* resource_provider, |
| 75 base::SingleThreadTaskRunner* task_runner, | 76 base::SingleThreadTaskRunner* task_runner, |
| 76 bool use_gpu_memory_buffers); | 77 bool use_gpu_memory_buffers); |
| 77 | 78 |
| 78 bool ResourceUsageTooHigh(); | 79 bool ResourceUsageTooHigh(); |
| 79 | 80 |
| 80 private: | 81 private: |
| 81 class PoolResource : public ScopedResource { | 82 class PoolResource : public ScopedResource { |
| 82 public: | 83 public: |
| 83 static scoped_ptr<PoolResource> Create( | 84 static std::unique_ptr<PoolResource> Create( |
| 84 ResourceProvider* resource_provider) { | 85 ResourceProvider* resource_provider) { |
| 85 return make_scoped_ptr(new PoolResource(resource_provider)); | 86 return base::WrapUnique(new PoolResource(resource_provider)); |
| 86 } | 87 } |
| 87 void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd, | 88 void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd, |
| 88 const ResourceProvider* resource_provider, | 89 const ResourceProvider* resource_provider, |
| 89 bool is_free) const; | 90 bool is_free) const; |
| 90 | 91 |
| 91 uint64_t content_id() const { return content_id_; } | 92 uint64_t content_id() const { return content_id_; } |
| 92 void set_content_id(uint64_t content_id) { content_id_ = content_id; } | 93 void set_content_id(uint64_t content_id) { content_id_ = content_id; } |
| 93 | 94 |
| 94 base::TimeTicks last_usage() const { return last_usage_; } | 95 base::TimeTicks last_usage() const { return last_usage_; } |
| 95 void set_last_usage(base::TimeTicks time) { last_usage_ = time; } | 96 void set_last_usage(base::TimeTicks time) { last_usage_ = time; } |
| 96 | 97 |
| 97 private: | 98 private: |
| 98 explicit PoolResource(ResourceProvider* resource_provider) | 99 explicit PoolResource(ResourceProvider* resource_provider) |
| 99 : ScopedResource(resource_provider), content_id_(0) {} | 100 : ScopedResource(resource_provider), content_id_(0) {} |
| 100 uint64_t content_id_; | 101 uint64_t content_id_; |
| 101 base::TimeTicks last_usage_; | 102 base::TimeTicks last_usage_; |
| 102 }; | 103 }; |
| 103 | 104 |
| 104 void DidFinishUsingResource(scoped_ptr<PoolResource> resource); | 105 void DidFinishUsingResource(std::unique_ptr<PoolResource> resource); |
| 105 void DeleteResource(scoped_ptr<PoolResource> resource); | 106 void DeleteResource(std::unique_ptr<PoolResource> resource); |
| 106 | 107 |
| 107 // Functions which manage periodic eviction of expired resources. | 108 // Functions which manage periodic eviction of expired resources. |
| 108 void ScheduleEvictExpiredResourcesIn(base::TimeDelta time_from_now); | 109 void ScheduleEvictExpiredResourcesIn(base::TimeDelta time_from_now); |
| 109 void EvictExpiredResources(); | 110 void EvictExpiredResources(); |
| 110 void EvictResourcesNotUsedSince(base::TimeTicks time_limit); | 111 void EvictResourcesNotUsedSince(base::TimeTicks time_limit); |
| 111 bool HasEvictableResources() const; | 112 bool HasEvictableResources() const; |
| 112 base::TimeTicks GetUsageTimeForLRUResource() const; | 113 base::TimeTicks GetUsageTimeForLRUResource() const; |
| 113 | 114 |
| 114 ResourceProvider* resource_provider_; | 115 ResourceProvider* resource_provider_; |
| 115 bool use_gpu_memory_buffers_; | 116 bool use_gpu_memory_buffers_; |
| 116 size_t max_memory_usage_bytes_; | 117 size_t max_memory_usage_bytes_; |
| 117 size_t max_resource_count_; | 118 size_t max_resource_count_; |
| 118 size_t in_use_memory_usage_bytes_; | 119 size_t in_use_memory_usage_bytes_; |
| 119 size_t total_memory_usage_bytes_; | 120 size_t total_memory_usage_bytes_; |
| 120 size_t total_resource_count_; | 121 size_t total_resource_count_; |
| 121 | 122 |
| 122 // Holds most recently used resources at the front of the queue. | 123 // Holds most recently used resources at the front of the queue. |
| 123 using ResourceDeque = std::deque<scoped_ptr<PoolResource>>; | 124 using ResourceDeque = std::deque<std::unique_ptr<PoolResource>>; |
| 124 ResourceDeque unused_resources_; | 125 ResourceDeque unused_resources_; |
| 125 ResourceDeque busy_resources_; | 126 ResourceDeque busy_resources_; |
| 126 | 127 |
| 127 std::map<ResourceId, scoped_ptr<PoolResource>> in_use_resources_; | 128 std::map<ResourceId, std::unique_ptr<PoolResource>> in_use_resources_; |
| 128 | 129 |
| 129 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 130 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| 130 bool evict_expired_resources_pending_; | 131 bool evict_expired_resources_pending_; |
| 131 base::TimeDelta resource_expiration_delay_; | 132 base::TimeDelta resource_expiration_delay_; |
| 132 | 133 |
| 133 base::WeakPtrFactory<ResourcePool> weak_ptr_factory_; | 134 base::WeakPtrFactory<ResourcePool> weak_ptr_factory_; |
| 134 | 135 |
| 135 DISALLOW_COPY_AND_ASSIGN(ResourcePool); | 136 DISALLOW_COPY_AND_ASSIGN(ResourcePool); |
| 136 }; | 137 }; |
| 137 | 138 |
| 138 } // namespace cc | 139 } // namespace cc |
| 139 | 140 |
| 140 #endif // CC_RESOURCES_RESOURCE_POOL_H_ | 141 #endif // CC_RESOURCES_RESOURCE_POOL_H_ |
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