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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 // This file contains the definition of the IdAllocator class. | 5 // This file contains the definition of the IdAllocator class. |
| 6 | 6 |
| 7 #ifndef GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ | 7 #ifndef GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ |
| 8 #define GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ | 8 #define GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ |
| 9 | 9 |
| 10 #include <stdint.h> |
| 11 |
| 10 #include <set> | 12 #include <set> |
| 11 #include <utility> | 13 #include <utility> |
| 12 | 14 |
| 13 #include "base/compiler_specific.h" | 15 #include "base/compiler_specific.h" |
| 14 #include "gpu/command_buffer/common/types.h" | 16 #include "base/macros.h" |
| 15 #include "gpu/gpu_export.h" | 17 #include "gpu/gpu_export.h" |
| 16 | 18 |
| 17 namespace gpu { | 19 namespace gpu { |
| 18 | 20 |
| 19 // A resource ID, key to the resource maps. | 21 // A resource ID, key to the resource maps. |
| 20 typedef uint32 ResourceId; | 22 typedef uint32_t ResourceId; |
| 21 // Invalid resource ID. | 23 // Invalid resource ID. |
| 22 static const ResourceId kInvalidResource = 0u; | 24 static const ResourceId kInvalidResource = 0u; |
| 23 | 25 |
| 24 class GPU_EXPORT IdAllocatorInterface { | 26 class GPU_EXPORT IdAllocatorInterface { |
| 25 public: | 27 public: |
| 26 virtual ~IdAllocatorInterface(); | 28 virtual ~IdAllocatorInterface(); |
| 27 | 29 |
| 28 // Allocates a new resource ID. | 30 // Allocates a new resource ID. |
| 29 virtual ResourceId AllocateID() = 0; | 31 virtual ResourceId AllocateID() = 0; |
| 30 | 32 |
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| 89 | 91 |
| 90 private: | 92 private: |
| 91 ResourceId last_id_; | 93 ResourceId last_id_; |
| 92 | 94 |
| 93 DISALLOW_COPY_AND_ASSIGN(NonReusedIdAllocator); | 95 DISALLOW_COPY_AND_ASSIGN(NonReusedIdAllocator); |
| 94 }; | 96 }; |
| 95 | 97 |
| 96 } // namespace gpu | 98 } // namespace gpu |
| 97 | 99 |
| 98 #endif // GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ | 100 #endif // GPU_COMMAND_BUFFER_CLIENT_ID_ALLOCATOR_H_ |
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