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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 #include "ui/gl/gl_surface_osmesa.h" | 5 #include "ui/gl/gl_surface_osmesa.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/numerics/safe_math.h" | 10 #include "base/numerics/safe_math.h" |
11 #include "third_party/mesa/src/include/GL/osmesa.h" | 11 #include "third_party/mesa/src/include/GL/osmesa.h" |
12 #include "ui/gl/gl_bindings.h" | 12 #include "ui/gl/gl_bindings.h" |
13 #include "ui/gl/gl_context.h" | 13 #include "ui/gl/gl_context.h" |
14 #include "ui/gl/scoped_make_current.h" | 14 #include "ui/gl/scoped_make_current.h" |
15 | 15 |
16 namespace gl { | 16 namespace gl { |
17 | 17 |
18 GLSurfaceOSMesa::GLSurfaceOSMesa(GLSurface::Format format, | 18 GLSurfaceOSMesa::GLSurfaceOSMesa(GLSurfaceFormat format, |
19 const gfx::Size& size) | 19 const gfx::Size& size) |
20 : size_(size), | 20 : size_(size), |
21 format_(format) { | 21 format_(format) { |
22 // Implementations of OSMesa surface do not support having a 0 size. In such | 22 // Implementations of OSMesa surface do not support having a 0 size. In such |
23 // cases use a (1, 1) surface. | 23 // cases use a (1, 1) surface. |
24 if (size_.GetArea() == 0) | 24 if (size_.GetArea() == 0) |
25 size_.SetSize(1, 1); | 25 size_.SetSize(1, 1); |
26 } | 26 } |
27 | 27 |
28 bool GLSurfaceOSMesa::Initialize(GLSurface::Format format) { | 28 bool GLSurfaceOSMesa::Initialize(GLSurfaceFormat format) { |
29 return Resize(size_, 1.f, true); | 29 return Resize(size_, 1.f, true); |
30 } | 30 } |
31 | 31 |
32 void GLSurfaceOSMesa::Destroy() { | 32 void GLSurfaceOSMesa::Destroy() { |
33 buffer_.reset(); | 33 buffer_.reset(); |
34 } | 34 } |
35 | 35 |
36 bool GLSurfaceOSMesa::Resize(const gfx::Size& new_size, | 36 bool GLSurfaceOSMesa::Resize(const gfx::Size& new_size, |
37 float scale_factor, | 37 float scale_factor, |
38 bool has_alpha) { | 38 bool has_alpha) { |
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88 } | 88 } |
89 | 89 |
90 gfx::Size GLSurfaceOSMesa::GetSize() { | 90 gfx::Size GLSurfaceOSMesa::GetSize() { |
91 return size_; | 91 return size_; |
92 } | 92 } |
93 | 93 |
94 void* GLSurfaceOSMesa::GetHandle() { | 94 void* GLSurfaceOSMesa::GetHandle() { |
95 return buffer_.get(); | 95 return buffer_.get(); |
96 } | 96 } |
97 | 97 |
98 GLSurface::Format GLSurfaceOSMesa::GetFormat() { | 98 GLSurfaceFormat GLSurfaceOSMesa::GetFormat() { |
99 return format_; | 99 return format_; |
100 } | 100 } |
101 | 101 |
102 GLSurfaceOSMesa::~GLSurfaceOSMesa() { | 102 GLSurfaceOSMesa::~GLSurfaceOSMesa() { |
103 Destroy(); | 103 Destroy(); |
104 } | 104 } |
105 | 105 |
106 bool GLSurfaceOSMesaHeadless::IsOffscreen() { return false; } | 106 bool GLSurfaceOSMesaHeadless::IsOffscreen() { return false; } |
107 | 107 |
108 gfx::SwapResult GLSurfaceOSMesaHeadless::SwapBuffers() { | 108 gfx::SwapResult GLSurfaceOSMesaHeadless::SwapBuffers() { |
109 return gfx::SwapResult::SWAP_ACK; | 109 return gfx::SwapResult::SWAP_ACK; |
110 } | 110 } |
111 | 111 |
112 GLSurfaceOSMesaHeadless::GLSurfaceOSMesaHeadless() | 112 GLSurfaceOSMesaHeadless::GLSurfaceOSMesaHeadless() |
113 : GLSurfaceOSMesa(SURFACE_OSMESA_BGRA, gfx::Size(1, 1)) { | 113 : GLSurfaceOSMesa( |
| 114 GLSurfaceFormat(GLSurfaceFormat::SURFACE_OSMESA_BGRA), |
| 115 gfx::Size(1, 1)) { |
114 } | 116 } |
115 | 117 |
116 GLSurfaceOSMesaHeadless::~GLSurfaceOSMesaHeadless() { Destroy(); } | 118 GLSurfaceOSMesaHeadless::~GLSurfaceOSMesaHeadless() { Destroy(); } |
117 | 119 |
118 } // namespace gl | 120 } // namespace gl |
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