Subversion Repositories Games.Descent

/*

 * This file is part of the DXX-Rebirth project <https://www.dxx-rebirth.com/>.

 * It is copyright by its individual contributors, as recorded in the

 * project's Git history.  See COPYING.txt at the top level for license

 * terms and a link to the Git history.

 */

/* OpenGL Synchronization code:

 * either use fence sync objects or glFinish() to prevent the GPU from

 * lagging behind too much.

 */

#pragma once

#include <memory>

#include "maths.h"

#include "args.h"

#include "ogl_extensions.h"

namespace dcx {

#if DXX_USE_OGL

class ogl_sync {

        class sync_deleter

        {

        public:

                typedef GLsync pointer;

                void operator()(pointer p) const;

        };

        private:

                SyncGLMethod method;

                fix wait_timeout;

                std::unique_ptr<GLsync, sync_deleter> fence;

        public:

                ogl_sync();

                ~ogl_sync();

                void before_swap();

                void after_swap();

                void init(SyncGLMethod sync_method, int wait);

                void deinit();

};

#endif

}