75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
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////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2018 Laurent Gomila (laurent@sfml-dev.org)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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////////////////////////////////////////////////////////////
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#ifndef SFML_GPUPREFERENCE_HPP
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#define SFML_GPUPREFERENCE_HPP
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////////////////////////////////////////////////////////////
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/// Headers
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////////////////////////////////////////////////////////////
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#include <SFML/Config.hpp>
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////////////////////////////////////////////////////////////
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/// \file
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///
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/// \brief File containing SFML_DEFINE_DISCRETE_GPU_PREFERENCE
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///
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////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////
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/// \def SFML_DEFINE_DISCRETE_GPU_PREFERENCE
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///
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/// \brief A macro to encourage usage of the discrete GPU
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///
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/// In order to inform the Nvidia/AMD driver that an SFML
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/// application could benefit from using the more powerful
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/// discrete GPU, special symbols have to be publicly
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/// exported from the final executable.
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///
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/// SFML defines a helper macro to easily do this.
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///
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/// Place SFML_DEFINE_DISCRETE_GPU_PREFERENCE in the
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/// global scope of a source file that will be linked into
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/// the final executable. Typically it is best to place it
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/// where the main function is also defined.
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///
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////////////////////////////////////////////////////////////
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#if defined(SFML_SYSTEM_WINDOWS)
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#define SFML_DEFINE_DISCRETE_GPU_PREFERENCE \
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extern "C" __declspec(dllexport) unsigned long NvOptimusEnablement = 1; \
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extern "C" __declspec(dllexport) unsigned long AmdPowerXpressRequestHighPerformance = 1;
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#else
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#define SFML_DEFINE_DISCRETE_GPU_PREFERENCE
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#endif
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#endif // SFML_GPUPREFERENCE_HPP
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