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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 "content/browser/renderer_host/compositing_iosurface_context_mac.h" | 5 #include "content/browser/renderer_host/compositing_iosurface_context_mac.h" |
6 | 6 |
7 #include <OpenGL/gl.h> | 7 #include <OpenGL/gl.h> |
8 #include <OpenGL/OpenGL.h> | 8 #include <OpenGL/OpenGL.h> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
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30 } | 30 } |
31 | 31 |
32 std::vector<NSOpenGLPixelFormatAttribute> attributes; | 32 std::vector<NSOpenGLPixelFormatAttribute> attributes; |
33 attributes.push_back(NSOpenGLPFADoubleBuffer); | 33 attributes.push_back(NSOpenGLPFADoubleBuffer); |
34 // We don't need a depth buffer - try setting its size to 0... | 34 // We don't need a depth buffer - try setting its size to 0... |
35 attributes.push_back(NSOpenGLPFADepthSize); attributes.push_back(0); | 35 attributes.push_back(NSOpenGLPFADepthSize); attributes.push_back(0); |
36 if (ui::GpuSwitchingManager::GetInstance()->SupportsDualGpus()) | 36 if (ui::GpuSwitchingManager::GetInstance()->SupportsDualGpus()) |
37 attributes.push_back(NSOpenGLPFAAllowOfflineRenderers); | 37 attributes.push_back(NSOpenGLPFAAllowOfflineRenderers); |
38 attributes.push_back(0); | 38 attributes.push_back(0); |
39 | 39 |
40 scoped_nsobject<NSOpenGLPixelFormat> glPixelFormat( | 40 base::scoped_nsobject<NSOpenGLPixelFormat> glPixelFormat( |
41 [[NSOpenGLPixelFormat alloc] initWithAttributes:&attributes.front()]); | 41 [[NSOpenGLPixelFormat alloc] initWithAttributes:&attributes.front()]); |
42 if (!glPixelFormat) { | 42 if (!glPixelFormat) { |
43 LOG(ERROR) << "NSOpenGLPixelFormat initWithAttributes failed"; | 43 LOG(ERROR) << "NSOpenGLPixelFormat initWithAttributes failed"; |
44 return NULL; | 44 return NULL; |
45 } | 45 } |
46 | 46 |
47 // Create all contexts in the same share group so that the textures don't | 47 // Create all contexts in the same share group so that the textures don't |
48 // need to be recreated when transitioning contexts. | 48 // need to be recreated when transitioning contexts. |
49 NSOpenGLContext* share_context = nil; | 49 NSOpenGLContext* share_context = nil; |
50 if (!window_map()->empty()) | 50 if (!window_map()->empty()) |
51 share_context = window_map()->begin()->second->nsgl_context(); | 51 share_context = window_map()->begin()->second->nsgl_context(); |
52 scoped_nsobject<NSOpenGLContext> nsgl_context( | 52 base::scoped_nsobject<NSOpenGLContext> nsgl_context( |
53 [[NSOpenGLContext alloc] initWithFormat:glPixelFormat | 53 [[NSOpenGLContext alloc] initWithFormat:glPixelFormat |
54 shareContext:share_context]); | 54 shareContext:share_context]); |
55 if (!nsgl_context) { | 55 if (!nsgl_context) { |
56 LOG(ERROR) << "NSOpenGLContext initWithFormat failed"; | 56 LOG(ERROR) << "NSOpenGLContext initWithFormat failed"; |
57 return NULL; | 57 return NULL; |
58 } | 58 } |
59 | 59 |
60 CGLContextObj cgl_context = (CGLContextObj)[nsgl_context CGLContextObj]; | 60 CGLContextObj cgl_context = (CGLContextObj)[nsgl_context CGLContextObj]; |
61 if (!cgl_context) { | 61 if (!cgl_context) { |
62 LOG(ERROR) << "CGLContextObj failed"; | 62 LOG(ERROR) << "CGLContextObj failed"; |
63 return NULL; | 63 return NULL; |
64 } | 64 } |
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137 CompositingIOSurfaceContext::WindowMap* | 137 CompositingIOSurfaceContext::WindowMap* |
138 CompositingIOSurfaceContext::window_map() { | 138 CompositingIOSurfaceContext::window_map() { |
139 return window_map_.Pointer(); | 139 return window_map_.Pointer(); |
140 } | 140 } |
141 | 141 |
142 // static | 142 // static |
143 base::LazyInstance<CompositingIOSurfaceContext::WindowMap> | 143 base::LazyInstance<CompositingIOSurfaceContext::WindowMap> |
144 CompositingIOSurfaceContext::window_map_; | 144 CompositingIOSurfaceContext::window_map_; |
145 | 145 |
146 } // namespace content | 146 } // namespace content |
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