58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/*
|
|
This file is part of Mitsuba, a physically based rendering system.
|
|
|
|
Copyright (c) 2007-2011 by Wenzel Jakob and others.
|
|
|
|
Mitsuba is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License Version 3
|
|
as published by the Free Software Foundation.
|
|
|
|
Mitsuba is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#if !defined(__GPUSYNC_H)
|
|
#define __GPUSYNC_H
|
|
|
|
#include <mitsuba/hw/renderer.h>
|
|
|
|
MTS_NAMESPACE_BEGIN
|
|
|
|
/** \brief Abstract GPU synchronization object implementing
|
|
* a memory fence operation.
|
|
*/
|
|
class MTS_EXPORT_HW GPUSync : public Object {
|
|
public:
|
|
/// Allocate memory for a new synchronization object
|
|
GPUSync();
|
|
|
|
/// Create the synchronization object on the GPU
|
|
virtual void init() = 0;
|
|
|
|
/// Wait on the fence (blocking)
|
|
virtual void wait() = 0;
|
|
|
|
/// Enqueue a wait command, but do not block
|
|
virtual void enqueueWait() = 0;
|
|
|
|
/// Remove the synchronization object
|
|
virtual void cleanup() = 0;
|
|
|
|
/// Return a string representation of this class
|
|
std::string toString() const;
|
|
|
|
MTS_DECLARE_CLASS()
|
|
protected:
|
|
/// Virtual destructor
|
|
virtual ~GPUSync();
|
|
};
|
|
|
|
MTS_NAMESPACE_END
|
|
|
|
#endif /* __GPUSYNC_H */
|