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23bf546b6a
FS#66 - Free the global rendering context Added thread-local storage classes git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1116 4e206d99-4929-0410-ac5d-dfc041789085
96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
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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_THREADLOCAL_HPP
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#define SFML_THREADLOCAL_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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#include <SFML/System/NonCopyable.hpp>
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#include <cstdlib>
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namespace sf
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{
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namespace priv
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{
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class ThreadLocalImpl;
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}
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////////////////////////////////////////////////////////////
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/// Wrapper to handle variables that are local to threads.
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/// This means that the same ThreadLocalStorage variable will
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/// hold a different value for each different thread.
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/// For a more strongly-typed interface, use the ThreadLocal
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/// template class.
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////////////////////////////////////////////////////////////
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class SFML_API ThreadLocal : NonCopyable
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{
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public :
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////////////////////////////////////////////////////////////
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/// Default constructor
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///
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/// \param Value : Optional value to initalize the variable (NULL by default)
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///
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////////////////////////////////////////////////////////////
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ThreadLocal(void* Value = NULL);
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////////////////////////////////////////////////////////////
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/// Destructor
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///
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////////////////////////////////////////////////////////////
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~ThreadLocal();
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////////////////////////////////////////////////////////////
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/// Set the thread-specific value of the variable
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///
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/// \param Value : Value of the variable for this thread
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///
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////////////////////////////////////////////////////////////
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void SetValue(void* Value);
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////////////////////////////////////////////////////////////
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/// Retrieve the thread-specific value of the variable
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///
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/// \return Value of the variable for this thread
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///
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////////////////////////////////////////////////////////////
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void* GetValue() const;
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private :
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////////////////////////////////////////////////////////////
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// Member data
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////////////////////////////////////////////////////////////
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priv::ThreadLocalImpl* myImpl; ///< Pointer to the OS specific implementation
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};
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} // namespace sf
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#endif // SFML_THREADLOCAL_HPP
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