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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtOpenCL module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QCLBUFFER_H
#define QCLBUFFER_H
#include "qclmemoryobject.h"
#include "qclevent.h"
#include <QtCore/qrect.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(CL)
class QCLImage2D;
class QCLImage3D;
class Q_CL_EXPORT QCLBuffer : public QCLMemoryObject
{
public:
QCLBuffer() {}
QCLBuffer(QCLContext *context, cl_mem id)
: QCLMemoryObject(context, id) {}
QCLBuffer(const QCLBuffer &other)
: QCLMemoryObject() { setId(other.context(), other.memoryId()); }
QCLBuffer &operator=(const QCLBuffer &other)
{
setId(other.context(), other.memoryId());
return *this;
}
bool read(void *data, size_t size);
bool read(size_t offset, void *data, size_t size);
QCLEvent readAsync(size_t offset, void *data, size_t size,
const QCLEventList &after = QCLEventList());
bool readRect(const QRect &rect, void *data,
size_t bufferBytesPerLine, size_t hostBytesPerLine);
bool readRect(const size_t origin[3], const size_t size[3], void *data,
size_t bufferBytesPerLine, size_t bufferBytesPerSlice,
size_t hostBytesPerLine, size_t hostBytesPerSlice);
QCLEvent readRectAsync
(const QRect &rect, void *data,
size_t bufferBytesPerLine, size_t hostBytesPerLine,
const QCLEventList &after = QCLEventList());
QCLEvent readRectAsync
(const size_t origin[3], const size_t size[3], void *data,
size_t bufferBytesPerLine, size_t bufferBytesPerSlice,
size_t hostBytesPerLine, size_t hostBytesPerSlice,
const QCLEventList &after = QCLEventList());
bool write(const void *data, size_t size);
bool write(size_t offset, const void *data, size_t size);
QCLEvent writeAsync(size_t offset, const void *data, size_t size,
const QCLEventList &after = QCLEventList());
bool writeRect(const QRect &rect, const void *data,
size_t bufferBytesPerLine, size_t hostBytesPerLine);
bool writeRect(const size_t origin[3], const size_t size[3],
const void *data, size_t bufferBytesPerLine,
size_t bufferBytesPerSlice, size_t hostBytesPerLine,
size_t hostBytesPerSlice);
QCLEvent writeRectAsync
(const QRect &rect, const void *data,
size_t bufferBytesPerLine, size_t hostBytesPerLine,
const QCLEventList &after = QCLEventList());
QCLEvent writeRectAsync
(const size_t origin[3], const size_t size[3], const void *data,
size_t bufferBytesPerLine, size_t bufferBytesPerSlice,
size_t hostBytesPerLine, size_t hostBytesPerSlice,
const QCLEventList &after = QCLEventList());
bool copyTo(size_t offset, size_t size,
const QCLBuffer &dest, size_t destOffset);
bool copyTo(size_t offset, const QCLImage2D &dest, const QRect &rect);
bool copyTo(size_t offset, const QCLImage3D &dest,
const size_t origin[3], const size_t size[3]);
QCLEvent copyToAsync
(size_t offset, size_t size,
const QCLBuffer &dest, size_t destOffset,
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(size_t offset, const QCLImage2D &dest, const QRect &rect,
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(size_t offset, const QCLImage3D &dest,
const size_t origin[3], const size_t size[3],
const QCLEventList &after = QCLEventList());
bool copyToRect(const QRect &rect, const QCLBuffer &dest,
const QPoint &destPoint, size_t bufferBytesPerLine,
size_t destBytesPerLine);
bool copyToRect(const size_t origin[3], const size_t size[3],
const QCLBuffer &dest, const size_t destOrigin[3],
size_t bufferBytesPerLine, size_t bufferBytesPerSlice,
size_t destBytesPerLine, size_t destBytesPerSlice);
QCLEvent copyToRectAsync
(const QRect &rect, const QCLBuffer &dest, const QPoint &destPoint,
size_t bufferBytesPerLine, size_t destBytesPerLine,
const QCLEventList &after = QCLEventList());
QCLEvent copyToRectAsync
(const size_t origin[3], const size_t size[3],
const QCLBuffer &dest, const size_t destOrigin[3],
size_t bufferBytesPerLine, size_t bufferBytesPerSlice,
size_t destBytesPerLine, size_t destBytesPerSlice,
const QCLEventList &after = QCLEventList());
void *map(size_t offset, size_t size, QCLMemoryObject::Access access);
void *map(QCLMemoryObject::Access access);
QCLEvent mapAsync(void **ptr, size_t offset, size_t size,
QCLMemoryObject::Access access,
const QCLEventList &after = QCLEventList());
QCLBuffer createSubBuffer
(size_t offset, size_t size, QCLMemoryObject::Access access);
QCLBuffer parentBuffer() const;
size_t offset() const;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif
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