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/*
* Copyright (C) 2012 University of Szeged
* Copyright (C) 2012 Tamas Czene <tczene@inf.u-szeged.hu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY UNIVERSITY OF SZEGED ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL UNIVERSITY OF SZEGED OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if ENABLE(OPENCL)
#ifndef OpenCLHandle_h
#define OpenCLHandle_h
#include "CL/cl.h"
namespace WebCore {
class OpenCLHandle {
public:
OpenCLHandle() : m_openCLMemory(0) { }
OpenCLHandle(cl_mem openCLMemory) : m_openCLMemory(openCLMemory) { }
operator cl_mem() { return m_openCLMemory; }
void operator=(OpenCLHandle openCLMemory) { m_openCLMemory = openCLMemory; }
// This conversion operator allows implicit conversion to bool but not to other integer types.
typedef cl_mem (OpenCLHandle::*UnspecifiedBoolType);
operator UnspecifiedBoolType() const { return m_openCLMemory ? &OpenCLHandle::m_openCLMemory : 0; }
void* handleAddress() { return reinterpret_cast<void*>(&m_openCLMemory); }
void clear()
{
if (m_openCLMemory)
clReleaseMemObject(m_openCLMemory);
m_openCLMemory = 0;
}
private:
cl_mem m_openCLMemory;
};
}
#endif
#endif // ENABLE(OPENCL)
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