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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_SURFACE_OSMESA_H_ | 5 #ifndef UI_GL_GL_SURFACE_OSMESA_H_ |
6 #define UI_GL_GL_SURFACE_OSMESA_H_ | 6 #define UI_GL_GL_SURFACE_OSMESA_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 | 11 |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "ui/gfx/geometry/size.h" | 13 #include "ui/gfx/geometry/size.h" |
14 #include "ui/gl/gl_export.h" | 14 #include "ui/gl/gl_export.h" |
15 #include "ui/gl/gl_surface.h" | 15 #include "ui/gl/gl_surface.h" |
16 | 16 |
17 namespace gl { | 17 namespace gl { |
18 | 18 |
19 // A surface that the Mesa software renderer draws to. This is actually just a | 19 // A surface that the Mesa software renderer draws to. This is actually just a |
20 // buffer in system memory. GetHandle returns a pointer to the buffer. These | 20 // buffer in system memory. GetHandle returns a pointer to the buffer. These |
21 // surfaces can be resized and resizing preserves the contents. | 21 // surfaces can be resized and resizing preserves the contents. |
22 class GL_EXPORT GLSurfaceOSMesa : public GLSurface { | 22 class GL_EXPORT GLSurfaceOSMesa : public GLSurface { |
23 public: | 23 public: |
24 GLSurfaceOSMesa(GLSurface::Format format, const gfx::Size& size); | 24 GLSurfaceOSMesa(GLSurfaceFormat format, const gfx::Size& size); |
25 | 25 |
26 // Implement GLSurface. | 26 // Implement GLSurface. |
27 bool Initialize(GLSurface::Format format) override; | 27 bool Initialize(GLSurfaceFormat format) override; |
28 void Destroy() override; | 28 void Destroy() override; |
29 bool Resize(const gfx::Size& new_size, | 29 bool Resize(const gfx::Size& new_size, |
30 float scale_factor, | 30 float scale_factor, |
31 bool has_alpha) override; | 31 bool has_alpha) override; |
32 bool IsOffscreen() override; | 32 bool IsOffscreen() override; |
33 gfx::SwapResult SwapBuffers() override; | 33 gfx::SwapResult SwapBuffers() override; |
34 gfx::Size GetSize() override; | 34 gfx::Size GetSize() override; |
35 void* GetHandle() override; | 35 void* GetHandle() override; |
36 GLSurface::Format GetFormat() override; | 36 GLSurfaceFormat GetFormat() override; |
37 | 37 |
38 protected: | 38 protected: |
39 ~GLSurfaceOSMesa() override; | 39 ~GLSurfaceOSMesa() override; |
40 | 40 |
41 private: | 41 private: |
42 gfx::Size size_; | 42 gfx::Size size_; |
43 GLSurface::Format format_; | 43 GLSurfaceFormat format_; |
44 std::unique_ptr<int32_t[]> buffer_; | 44 std::unique_ptr<int32_t[]> buffer_; |
45 | 45 |
46 DISALLOW_COPY_AND_ASSIGN(GLSurfaceOSMesa); | 46 DISALLOW_COPY_AND_ASSIGN(GLSurfaceOSMesa); |
47 }; | 47 }; |
48 | 48 |
49 // A thin subclass of |GLSurfaceOSMesa| that can be used in place | 49 // A thin subclass of |GLSurfaceOSMesa| that can be used in place |
50 // of a native hardware-provided surface when a native surface | 50 // of a native hardware-provided surface when a native surface |
51 // provider is not available. | 51 // provider is not available. |
52 class GL_EXPORT GLSurfaceOSMesaHeadless : public GLSurfaceOSMesa { | 52 class GL_EXPORT GLSurfaceOSMesaHeadless : public GLSurfaceOSMesa { |
53 public: | 53 public: |
54 GLSurfaceOSMesaHeadless(); | 54 GLSurfaceOSMesaHeadless(); |
55 | 55 |
56 bool IsOffscreen() override; | 56 bool IsOffscreen() override; |
57 gfx::SwapResult SwapBuffers() override; | 57 gfx::SwapResult SwapBuffers() override; |
58 | 58 |
59 protected: | 59 protected: |
60 ~GLSurfaceOSMesaHeadless() override; | 60 ~GLSurfaceOSMesaHeadless() override; |
61 | 61 |
62 private: | 62 private: |
63 DISALLOW_COPY_AND_ASSIGN(GLSurfaceOSMesaHeadless); | 63 DISALLOW_COPY_AND_ASSIGN(GLSurfaceOSMesaHeadless); |
64 }; | 64 }; |
65 | 65 |
66 } // namespace gl | 66 } // namespace gl |
67 | 67 |
68 #endif // UI_GL_GL_SURFACE_OSMESA_H_ | 68 #endif // UI_GL_GL_SURFACE_OSMESA_H_ |
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