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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 #include "cc/resources/resource_pool.h" | 5 #include "cc/resources/resource_pool.h" |
6 | 6 |
7 #include "cc/resources/resource_provider.h" | 7 #include "cc/resources/resource_provider.h" |
8 | 8 |
9 namespace cc { | 9 namespace cc { |
10 | 10 |
11 ResourcePool::Resource::Resource(cc::ResourceProvider* resource_provider, | 11 ResourcePool::Resource::Resource(cc::ResourceProvider* resource_provider, |
12 gfx::Size size, | 12 gfx::Size size, |
13 GLenum format) | 13 GLenum format, |
| 14 cc::ResourceProvider::TextureType type) |
14 : cc::Resource(resource_provider->CreateManagedResource( | 15 : cc::Resource(resource_provider->CreateManagedResource( |
15 size, | 16 size, |
16 format, | 17 format, |
17 GL_CLAMP_TO_EDGE, | 18 GL_CLAMP_TO_EDGE, |
18 ResourceProvider::TextureUsageAny), | 19 ResourceProvider::TextureUsageAny, |
| 20 type), |
19 size, | 21 size, |
20 format), | 22 format, |
| 23 type), |
21 resource_provider_(resource_provider) { | 24 resource_provider_(resource_provider) { |
22 DCHECK(id()); | 25 DCHECK(id()); |
23 } | 26 } |
24 | 27 |
25 ResourcePool::Resource::~Resource() { | 28 ResourcePool::Resource::~Resource() { |
26 DCHECK(id()); | 29 DCHECK(id()); |
27 DCHECK(resource_provider_); | 30 DCHECK(resource_provider_); |
28 resource_provider_->DeleteResource(id()); | 31 resource_provider_->DeleteResource(id()); |
29 } | 32 } |
30 | 33 |
31 ResourcePool::ResourcePool(ResourceProvider* resource_provider) | 34 ResourcePool::ResourcePool(ResourceProvider* resource_provider) |
32 : resource_provider_(resource_provider), | 35 : resource_provider_(resource_provider), |
33 max_memory_usage_bytes_(0), | 36 max_memory_usage_bytes_(0), |
34 max_unused_memory_usage_bytes_(0), | 37 max_unused_memory_usage_bytes_(0), |
35 max_resource_count_(0), | 38 max_resource_count_(0), |
36 memory_usage_bytes_(0), | 39 memory_usage_bytes_(0), |
37 unused_memory_usage_bytes_(0), | 40 unused_memory_usage_bytes_(0), |
38 resource_count_(0) { | 41 resource_count_(0) { |
39 } | 42 } |
40 | 43 |
41 ResourcePool::~ResourcePool() { | 44 ResourcePool::~ResourcePool() { |
42 SetResourceUsageLimits(0, 0, 0); | 45 SetResourceUsageLimits(0, 0, 0); |
43 } | 46 } |
44 | 47 |
45 scoped_ptr<ResourcePool::Resource> ResourcePool::AcquireResource( | 48 scoped_ptr<ResourcePool::Resource> ResourcePool::AcquireResource( |
46 gfx::Size size, GLenum format) { | 49 gfx::Size size, GLenum format, ResourceProvider::TextureType type) { |
47 for (ResourceList::iterator it = unused_resources_.begin(); | 50 for (ResourceList::iterator it = unused_resources_.begin(); |
48 it != unused_resources_.end(); ++it) { | 51 it != unused_resources_.end(); ++it) { |
49 Resource* resource = *it; | 52 Resource* resource = *it; |
50 | 53 |
51 if (!resource_provider_->CanLockForWrite(resource->id())) | 54 if (!resource_provider_->CanLockForWrite(resource->id())) |
52 continue; | 55 continue; |
53 if (resource->size() != size) | 56 if (resource->size() != size) |
54 continue; | 57 continue; |
55 if (resource->format() != format) | 58 if (resource->format() != format) |
56 continue; | 59 continue; |
57 | 60 |
58 unused_resources_.erase(it); | 61 unused_resources_.erase(it); |
59 unused_memory_usage_bytes_ -= resource->bytes(); | 62 unused_memory_usage_bytes_ -= resource->bytes(); |
60 return make_scoped_ptr(resource); | 63 return make_scoped_ptr(resource); |
61 } | 64 } |
62 | 65 |
63 // Create new resource. | 66 // Create new resource. |
64 Resource* resource = new Resource(resource_provider_, size, format); | 67 Resource* resource = new Resource( |
| 68 resource_provider_, size, format, type); |
65 | 69 |
66 // Extend all read locks on all resources until the resource is | 70 // Extend all read locks on all resources until the resource is |
67 // finished being used, such that we know when resources are | 71 // finished being used, such that we know when resources are |
68 // truly safe to recycle. | 72 // truly safe to recycle. |
69 resource_provider_->EnableReadLockFences(resource->id(), true); | 73 resource_provider_->EnableReadLockFences(resource->id(), true); |
70 | 74 |
71 memory_usage_bytes_ += resource->bytes(); | 75 memory_usage_bytes_ += resource->bytes(); |
72 ++resource_count_; | 76 ++resource_count_; |
73 return make_scoped_ptr(resource); | 77 return make_scoped_ptr(resource); |
74 } | 78 } |
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121 if (resource_count_ > max_resource_count_) | 125 if (resource_count_ > max_resource_count_) |
122 return true; | 126 return true; |
123 if (memory_usage_bytes_ > max_memory_usage_bytes_) | 127 if (memory_usage_bytes_ > max_memory_usage_bytes_) |
124 return true; | 128 return true; |
125 if (unused_memory_usage_bytes_ > max_unused_memory_usage_bytes_) | 129 if (unused_memory_usage_bytes_ > max_unused_memory_usage_bytes_) |
126 return true; | 130 return true; |
127 return false; | 131 return false; |
128 } | 132 } |
129 | 133 |
130 } // namespace cc | 134 } // namespace cc |
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