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// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qclipplane.h"
#include "qclipplane_p.h"
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
/*!
\class Qt3DRender::QClipPlane
\inmodule Qt3DRender
\since 5.5
\brief Enables an additional OpenGL clipping plane that can be in shaders
using gl_ClipDistance.
By default, OpenGL supports up to 8 additional clipping planes.
Qt3DCore::QClipPlane allows to enable one of these additional planes. These
planes can then be manipulated in the shaders using gl_ClipDistance[i]
where i varies between 0 and 7. The underlying implementation may support more
than 8 clip planes, but it is not guaranteed.
*/
/*!
\qmltype ClipPlane
\instantiates Qt3DRender::QClipPlane
\inherits RenderState
\inqmlmodule Qt3D.Render
\since 5.5
\brief Enables an additional OpenGL clipping plane that can be in shaders
using gl_ClipDistance.
By default, OpenGL supports up to 8 additional clipping planes. ClipPlane
allows to enable one of these additional planes. These planes can then be
manipulated in the shaders using gl_ClipDistance[i] where i varies between
0 and 7. The underlying implementation may support more than 8 clip planes,
but it is not guaranteed.
*/
/*!
\qmlproperty int ClipPlane::planeIndex
Holds the index of the plane.
\note Usually between 0-7.
*/
/*!
\qmlproperty vector3d ClipPlane::normal
Holds the normal of the plane.
*/
/*!
\qmlproperty real ClipPlane::distance
Holds the distance of the plane from the world origin.
*/
/*!
\property Qt3DRender::QClipPlane::planeIndex
Holds the index of the plane.
\note Usually between 0-7.
*/
/*!
\property Qt3DRender::QClipPlane::normal
Holds the normal of the plane.
*/
/*!
\property Qt3DRender::QClipPlane::distance
Holds the distance of the plane from the world origin.
*/
QClipPlane::QClipPlane(QNode *parent)
: QRenderState(*new QClipPlanePrivate(), parent)
{
}
/*! \internal */
QClipPlane::~QClipPlane()
{
}
int QClipPlane::planeIndex() const
{
Q_D(const QClipPlane);
return d->m_planeIndex;
}
QVector3D QClipPlane::normal() const
{
Q_D(const QClipPlane);
return d->m_normal;
}
float QClipPlane::distance() const
{
Q_D(const QClipPlane);
return d->m_distance;
}
void QClipPlane::setPlaneIndex(int planeIndex)
{
Q_D(QClipPlane);
if (planeIndex != d->m_planeIndex) {
d->m_planeIndex = planeIndex;
Q_EMIT planeIndexChanged(planeIndex);
}
}
void QClipPlane::setNormal(QVector3D normal)
{
Q_D(QClipPlane);
if (normal != d->m_normal) {
d->m_normal = normal;
Q_EMIT normalChanged(normal);
}
}
void QClipPlane::setDistance(float distance)
{
Q_D(QClipPlane);
if (distance != d->m_distance) {
d->m_distance = distance;
Q_EMIT distanceChanged(distance);
}
}
} // namespace Qt3DRender
QT_END_NAMESPACE
#include "moc_qclipplane.cpp"
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