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Diffstat (limited to 'gfx/gl/ForceDiscreteGPUHelperCGL.h')
| -rw-r--r-- | gfx/gl/ForceDiscreteGPUHelperCGL.h | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/gfx/gl/ForceDiscreteGPUHelperCGL.h b/gfx/gl/ForceDiscreteGPUHelperCGL.h deleted file mode 100644 index 3b4cb07efa..0000000000 --- a/gfx/gl/ForceDiscreteGPUHelperCGL.h +++ /dev/null @@ -1,36 +0,0 @@ -/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- - * This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#ifndef ForceDiscreteGPUHelperCGL_h_ -#define ForceDiscreteGPUHelperCGL_h_ - -#include <OpenGL/OpenGL.h> - -/** This RAII helper guarantees that we're on the discrete GPU during its lifetime. - * - * As long as any ForceDiscreteGPUHelperCGL object is alive, we're on the discrete GPU. - */ -class ForceDiscreteGPUHelperCGL -{ - CGLPixelFormatObj mPixelFormatObj; - -public: - ForceDiscreteGPUHelperCGL() - { - // the code in this function is taken from Chromium, src/ui/gfx/gl/gl_context_cgl.cc, r122013 - // BSD-style license, (c) The Chromium Authors - CGLPixelFormatAttribute attribs[1]; - attribs[0] = static_cast<CGLPixelFormatAttribute>(0); - GLint num_pixel_formats = 0; - CGLChoosePixelFormat(attribs, &mPixelFormatObj, &num_pixel_formats); - } - - ~ForceDiscreteGPUHelperCGL() - { - CGLReleasePixelFormat(mPixelFormatObj); - } -}; - -#endif // ForceDiscreteGPUHelperCGL_h_ |