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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 #ifndef UI_GL_GL_IMAGE_H_ | 5 #ifndef UI_GL_GL_IMAGE_H_ |
6 #define UI_GL_GL_IMAGE_H_ | 6 #define UI_GL_GL_IMAGE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <string> | 10 #include <string> |
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36 // Get the size of the image. | 36 // Get the size of the image. |
37 virtual gfx::Size GetSize() = 0; | 37 virtual gfx::Size GetSize() = 0; |
38 | 38 |
39 // Get the internal format of the image. | 39 // Get the internal format of the image. |
40 virtual unsigned GetInternalFormat() = 0; | 40 virtual unsigned GetInternalFormat() = 0; |
41 | 41 |
42 // Bind image to texture currently bound to |target|. Returns true on success. | 42 // Bind image to texture currently bound to |target|. Returns true on success. |
43 // It is valid for an implementation to always return false. | 43 // It is valid for an implementation to always return false. |
44 virtual bool BindTexImage(unsigned target) = 0; | 44 virtual bool BindTexImage(unsigned target) = 0; |
45 | 45 |
46 // Bind image to texture currently bound to |target|, forcing the texture's | |
47 // internal format to the specified one. This is a feature not available on | |
48 // all platforms. Returns true on success. It is valid for an implementation | |
49 // to always return false. | |
50 virtual bool BindTexImageWithInternalformat(unsigned target, | |
51 unsigned internalformat); | |
52 | |
53 // Release image from texture currently bound to |target|. | 46 // Release image from texture currently bound to |target|. |
54 virtual void ReleaseTexImage(unsigned target) = 0; | 47 virtual void ReleaseTexImage(unsigned target) = 0; |
55 | 48 |
56 // Define texture currently bound to |target| by copying image into it. | 49 // Define texture currently bound to |target| by copying image into it. |
57 // Returns true on success. It is valid for an implementation to always | 50 // Returns true on success. It is valid for an implementation to always |
58 // return false. | 51 // return false. |
59 virtual bool CopyTexImage(unsigned target) = 0; | 52 virtual bool CopyTexImage(unsigned target) = 0; |
60 | 53 |
61 // Copy |rect| of image to |offset| in texture currently bound to |target|. | 54 // Copy |rect| of image to |offset| in texture currently bound to |target|. |
62 // Returns true on success. It is valid for an implementation to always | 55 // Returns true on success. It is valid for an implementation to always |
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101 | 94 |
102 private: | 95 private: |
103 friend class base::RefCounted<GLImage>; | 96 friend class base::RefCounted<GLImage>; |
104 | 97 |
105 DISALLOW_COPY_AND_ASSIGN(GLImage); | 98 DISALLOW_COPY_AND_ASSIGN(GLImage); |
106 }; | 99 }; |
107 | 100 |
108 } // namespace gl | 101 } // namespace gl |
109 | 102 |
110 #endif // UI_GL_GL_IMAGE_H_ | 103 #endif // UI_GL_GL_IMAGE_H_ |
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