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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef GPU_COMMAND_BUFFER_SERVICE_TEXTURE_DEFINITION_H_ |
| 6 #define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_DEFINITION_H_ |
| 7 |
| 8 #include <vector> |
| 9 |
| 10 #include "base/callback.h" |
| 11 #include "gpu/command_buffer/service/gl_utils.h" |
| 12 #include "gpu/gpu_export.h" |
| 13 |
| 14 namespace gpu { |
| 15 namespace gles2 { |
| 16 |
| 17 // A saved definition of a texture that still exists in the underlying |
| 18 // GLShareGroup and can be used to redefine a client visible texture in any |
| 19 // context using the same GLShareGroup with the corresponding service ID. |
| 20 class GPU_EXPORT TextureDefinition { |
| 21 public: |
| 22 struct LevelInfo { |
| 23 LevelInfo(GLenum target, |
| 24 GLenum internal_format, |
| 25 GLsizei width, |
| 26 GLsizei height, |
| 27 GLsizei depth, |
| 28 GLint border, |
| 29 GLenum format, |
| 30 GLenum type, |
| 31 bool cleared); |
| 32 GLenum target; |
| 33 GLenum internal_format; |
| 34 GLsizei width; |
| 35 GLsizei height; |
| 36 GLsizei depth; |
| 37 GLint border; |
| 38 GLenum format; |
| 39 GLenum type; |
| 40 bool cleared; |
| 41 }; |
| 42 |
| 43 typedef std::vector<std::vector<LevelInfo> > LevelInfos; |
| 44 |
| 45 typedef base::Callback<void(TextureDefinition*)> DestroyCallback; |
| 46 |
| 47 TextureDefinition(GLenum target, |
| 48 GLuint service_id, |
| 49 const LevelInfos& level_infos); |
| 50 ~TextureDefinition(); |
| 51 |
| 52 GLenum target() const { |
| 53 return target_; |
| 54 } |
| 55 |
| 56 GLuint ReleaseServiceId(); |
| 57 |
| 58 const LevelInfos& level_infos() const { |
| 59 return level_infos_; |
| 60 } |
| 61 |
| 62 private: |
| 63 GLenum target_; |
| 64 GLuint service_id_; |
| 65 std::vector<std::vector<LevelInfo> > level_infos_; |
| 66 |
| 67 DISALLOW_COPY_AND_ASSIGN(TextureDefinition); |
| 68 }; |
| 69 |
| 70 } // namespage gles2 |
| 71 } // namespace gpu |
| 72 |
| 73 #endif // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_DEFINITION_H_ |
| 74 |
| 75 |
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