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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 QCLIMAGE_H
#define QCLIMAGE_H
#include "qclmemoryobject.h"
#include "qclimageformat.h"
#include "qclevent.h"
#include <QtCore/qrect.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(CL)
class QCLImage2DPrivate;
class QCLImage3D;
class QCLBuffer;
class QPainter;
class Q_CL_EXPORT QCLImage2D : public QCLMemoryObject
{
public:
QCLImage2D() : d_ptr(0) {}
QCLImage2D(QCLContext *context, cl_mem id)
: QCLMemoryObject(context, id), d_ptr(0) {}
QCLImage2D(const QCLImage2D &other);
~QCLImage2D();
QCLImage2D &operator=(const QCLImage2D &other);
QCLImageFormat format() const;
int width() const;
int height() const;
int bytesPerElement() const;
int bytesPerLine() const;
bool read(void *data, const QRect &rect, int bytesPerLine = 0);
bool read(QImage *image, const QRect &rect = QRect());
QCLEvent readAsync(void *data, const QRect &rect,
const QCLEventList &after = QCLEventList(),
int bytesPerLine = 0);
bool write(const void *data, const QRect &rect, int bytesPerLine = 0);
bool write(const QImage &image, const QRect &rect = QRect());
QCLEvent writeAsync
(const void *data, const QRect &rect,
const QCLEventList &after = QCLEventList(),
int bytesPerLine = 0);
bool copyTo(const QRect &rect, const QCLImage2D &dest,
const QPoint &destOffset);
bool copyTo(const QRect &rect, const QCLImage3D &dest,
const size_t destOffset[3]);
bool copyTo(const QRect &rect, const QCLBuffer &dest,
size_t destOffset);
QCLEvent copyToAsync
(const QRect &rect, const QCLImage2D &dest, const QPoint &destOffset,
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(const QRect &rect, const QCLImage3D &dest, const size_t destOffset[3],
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(const QRect &rect, const QCLBuffer &dest, size_t destOffset,
const QCLEventList &after = QCLEventList());
void *map(const QRect &rect, QCLMemoryObject::Access access,
int *bytesPerLine = 0);
QCLEvent mapAsync(void **ptr, const QRect &rect,
QCLMemoryObject::Access access,
const QCLEventList &after = QCLEventList(),
int *bytesPerLine = 0);
QImage toQImage(bool cached = true);
void drawImage(QPainter *painter, const QPoint &point,
const QRect &subRect = QRect(),
Qt::ImageConversionFlags flags = Qt::AutoColor);
void drawImage(QPainter *painter, const QRect &targetRect,
const QRect &subRect = QRect(),
Qt::ImageConversionFlags flags = Qt::AutoColor);
private:
mutable QCLImage2DPrivate *d_ptr;
Q_DECLARE_PRIVATE(QCLImage2D)
QCLImage2D(QCLContext *context, cl_mem id, const QCLImageFormat& format);
friend class QCLContext;
};
class Q_CL_EXPORT QCLImage3D : public QCLMemoryObject
{
public:
QCLImage3D() {}
QCLImage3D(QCLContext *context, cl_mem id)
: QCLMemoryObject(context, id) {}
QCLImage3D(const QCLImage3D &other)
: QCLMemoryObject() { setId(other.context(), other.memoryId()); }
QCLImage3D &operator=(const QCLImage3D &other)
{
setId(other.context(), other.memoryId());
return *this;
}
QCLImageFormat format() const;
int width() const;
int height() const;
int depth() const;
int bytesPerElement() const;
int bytesPerLine() const;
int bytesPerSlice() const;
bool read(void *data, const size_t origin[3], const size_t size[3],
int bytesPerLine = 0, int bytesPerSlice = 0);
QCLEvent readAsync
(void *data, const size_t origin[3], const size_t size[3],
const QCLEventList &after = QCLEventList(),
int bytesPerLine = 0, int bytesPerSlice = 0);
bool write(const void *data, const size_t origin[3], const size_t size[3],
int bytesPerLine = 0, int bytesPerSlice = 0);
QCLEvent writeAsync
(const void *data, const size_t origin[3], const size_t size[3],
const QCLEventList &after = QCLEventList(),
int bytesPerLine = 0, int bytesPerSlice = 0);
bool copyTo(const size_t origin[3], const size_t size[3],
const QCLImage3D &dest, const size_t destOffset[3]);
bool copyTo(const size_t origin[3], const QSize &size,
const QCLImage2D &dest, const QPoint &destOffset);
bool copyTo(const size_t origin[3], const size_t size[3],
const QCLBuffer &dest, size_t destOffset);
QCLEvent copyToAsync
(const size_t origin[3], const size_t size[3],
const QCLImage3D &dest, const size_t destOffset[3],
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(const size_t origin[3], const QSize &size,
const QCLImage2D &dest, const QPoint &destOffset,
const QCLEventList &after = QCLEventList());
QCLEvent copyToAsync
(const size_t origin[3], const size_t size[3],
const QCLBuffer &dest, size_t destOffset,
const QCLEventList &after = QCLEventList());
void *map(const size_t origin[3], const size_t size[3],
QCLMemoryObject::Access access,
int *bytesPerLine = 0, int *bytesPerSlice = 0);
QCLEvent mapAsync
(void **ptr, const size_t origin[3], const size_t size[3],
QCLMemoryObject::Access access,
const QCLEventList &after = QCLEventList(),
int *bytesPerLine = 0, int *bytesPerSlice = 0);
};
inline void QCLImage2D::drawImage
(QPainter *painter, const QPoint &point,
const QRect &subRect, Qt::ImageConversionFlags flags)
{
drawImage(painter, QRect(point.x(), point.y(), -1, -1), subRect, flags);
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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