Differential D1921 Diff 9354 source/graphics/TextureConverter.h

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source/graphics/TextureConverter.h

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	* You should have received a copy of the GNU General Public License			* You should have received a copy of the GNU General Public License
	* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.			* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
	*/			*/

	#ifndef INCLUDED_TEXTURECONVERTER			#ifndef INCLUDED_TEXTURECONVERTER
	#define INCLUDED_TEXTURECONVERTER			#define INCLUDED_TEXTURECONVERTER

	#include "lib/file/vfs/vfs.h"			#include "lib/file/vfs/vfs.h"
	#include "lib/external_libraries/libsdl.h"

	#include "TextureManager.h"			#include "TextureManager.h"

				#include <condition_variable>
	#include <mutex>			#include <mutex>
	#include <thread>			#include <thread>

	class MD5;			class MD5;

	/**			/**
	* Texture conversion helper class.			* Texture conversion helper class.
	* Provides an asynchronous API to convert input image files into compressed DDS,			* Provides an asynchronous API to convert input image files into compressed DDS,
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	private:			private:
	static void RunThread(CTextureConverter* data);			static void RunThread(CTextureConverter* data);

	PIVFS m_VFS;			PIVFS m_VFS;
	bool m_HighQuality;			bool m_HighQuality;

	std::thread m_WorkerThread;			std::thread m_WorkerThread;
	std::mutex m_WorkerMutex;			std::mutex m_WorkerMutex;
	SDL_sem* m_WorkerSem;			std::condition_variable m_WorkerCV;

	struct ConversionRequest;			struct ConversionRequest;
	struct ConversionResult;			struct ConversionResult;

	std::deque<shared_ptr<ConversionRequest> > m_RequestQueue; // protected by m_WorkerMutex			std::deque<shared_ptr<ConversionRequest> > m_RequestQueue; // protected by m_WorkerMutex
	std::deque<shared_ptr<ConversionResult> > m_ResultQueue; // protected by m_WorkerMutex			std::deque<shared_ptr<ConversionResult> > m_ResultQueue; // protected by m_WorkerMutex
	bool m_Shutdown; // protected by m_WorkerMutex			bool m_Shutdown; // protected by m_WorkerMutex
	};			};

	#endif // INCLUDED_TEXTURECONVERTER			#endif // INCLUDED_TEXTURECONVERTER