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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 |
| (...skipping 19 matching lines...) Expand all Loading... |
| 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 } |
| (...skipping 72 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 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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