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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_provider.h" | 5 #include "cc/resources/resource_provider.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 | 9 |
10 #include "base/atomic_sequence_num.h" | 10 #include "base/atomic_sequence_num.h" |
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361 itr != resources_.end(); ++itr) { | 361 itr != resources_.end(); ++itr) { |
362 DCHECK(!IsGpuResourceType(itr->second.type)); | 362 DCHECK(!IsGpuResourceType(itr->second.type)); |
363 } | 363 } |
364 #endif // DCHECK_IS_ON() | 364 #endif // DCHECK_IS_ON() |
365 | 365 |
366 texture_id_allocator_ = nullptr; | 366 texture_id_allocator_ = nullptr; |
367 buffer_id_allocator_ = nullptr; | 367 buffer_id_allocator_ = nullptr; |
368 gl->Finish(); | 368 gl->Finish(); |
369 } | 369 } |
370 | 370 |
| 371 bool ResourceProvider::IsResourceFormatSupported(ResourceFormat format) const { |
| 372 const ContextProvider::Capabilities& caps = |
| 373 output_surface_->context_provider()->ContextCapabilities(); |
| 374 |
| 375 switch (format) { |
| 376 case ALPHA_8: |
| 377 case RGBA_4444: |
| 378 case RGBA_8888: |
| 379 case RGB_565: |
| 380 case LUMINANCE_8: |
| 381 return true; |
| 382 case BGRA_8888: |
| 383 return caps.gpu.texture_format_bgra8888; |
| 384 case ETC1: |
| 385 return caps.gpu.texture_format_etc1; |
| 386 case RED_8: |
| 387 return caps.gpu.texture_rg; |
| 388 } |
| 389 |
| 390 NOTREACHED(); |
| 391 return false; |
| 392 } |
| 393 |
371 bool ResourceProvider::InUseByConsumer(ResourceId id) { | 394 bool ResourceProvider::InUseByConsumer(ResourceId id) { |
372 Resource* resource = GetResource(id); | 395 Resource* resource = GetResource(id); |
373 return resource->lock_for_read_count > 0 || resource->exported_count > 0 || | 396 return resource->lock_for_read_count > 0 || resource->exported_count > 0 || |
374 resource->lost; | 397 resource->lost; |
375 } | 398 } |
376 | 399 |
377 bool ResourceProvider::IsLost(ResourceId id) { | 400 bool ResourceProvider::IsLost(ResourceId id) { |
378 Resource* resource = GetResource(id); | 401 Resource* resource = GetResource(id); |
379 return resource->lost; | 402 return resource->lost; |
380 } | 403 } |
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1060 use_texture_storage_ext_ = caps.gpu.texture_storage; | 1083 use_texture_storage_ext_ = caps.gpu.texture_storage; |
1061 use_texture_format_bgra_ = caps.gpu.texture_format_bgra8888; | 1084 use_texture_format_bgra_ = caps.gpu.texture_format_bgra8888; |
1062 use_texture_usage_hint_ = caps.gpu.texture_usage; | 1085 use_texture_usage_hint_ = caps.gpu.texture_usage; |
1063 use_compressed_texture_etc1_ = caps.gpu.texture_format_etc1; | 1086 use_compressed_texture_etc1_ = caps.gpu.texture_format_etc1; |
1064 yuv_resource_format_ = caps.gpu.texture_rg ? RED_8 : LUMINANCE_8; | 1087 yuv_resource_format_ = caps.gpu.texture_rg ? RED_8 : LUMINANCE_8; |
1065 use_sync_query_ = caps.gpu.sync_query; | 1088 use_sync_query_ = caps.gpu.sync_query; |
1066 | 1089 |
1067 max_texture_size_ = 0; // Context expects cleared value. | 1090 max_texture_size_ = 0; // Context expects cleared value. |
1068 gl->GetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size_); | 1091 gl->GetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size_); |
1069 best_texture_format_ = | 1092 best_texture_format_ = |
1070 PlatformColor::BestTextureFormat(use_texture_format_bgra_); | 1093 PlatformColor::BestSupportedTextureFormat(use_texture_format_bgra_); |
1071 | 1094 |
1072 best_render_buffer_format_ = | 1095 best_render_buffer_format_ = PlatformColor::BestSupportedTextureFormat( |
1073 PlatformColor::BestTextureFormat(caps.gpu.render_buffer_format_bgra8888); | 1096 caps.gpu.render_buffer_format_bgra8888); |
1074 | 1097 |
1075 texture_id_allocator_.reset( | 1098 texture_id_allocator_.reset( |
1076 new TextureIdAllocator(gl, id_allocation_chunk_size_)); | 1099 new TextureIdAllocator(gl, id_allocation_chunk_size_)); |
1077 buffer_id_allocator_.reset( | 1100 buffer_id_allocator_.reset( |
1078 new BufferIdAllocator(gl, id_allocation_chunk_size_)); | 1101 new BufferIdAllocator(gl, id_allocation_chunk_size_)); |
1079 } | 1102 } |
1080 | 1103 |
1081 int ResourceProvider::CreateChild(const ReturnCallback& return_callback) { | 1104 int ResourceProvider::CreateChild(const ReturnCallback& return_callback) { |
1082 DCHECK(thread_checker_.CalledOnValidThread()); | 1105 DCHECK(thread_checker_.CalledOnValidThread()); |
1083 | 1106 |
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1661 const int kImportance = 2; | 1684 const int kImportance = 2; |
1662 pmd->CreateSharedGlobalAllocatorDump(guid); | 1685 pmd->CreateSharedGlobalAllocatorDump(guid); |
1663 pmd->AddOwnershipEdge(dump->guid(), guid, kImportance); | 1686 pmd->AddOwnershipEdge(dump->guid(), guid, kImportance); |
1664 } | 1687 } |
1665 } | 1688 } |
1666 | 1689 |
1667 return true; | 1690 return true; |
1668 } | 1691 } |
1669 | 1692 |
1670 } // namespace cc | 1693 } // namespace cc |
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