QSSGPlane Class Reference

Representation of a plane. More...

#include <qssgplane_p.h>

Collaboration diagram for QSSGPlane:

Public Member Functions
	QSSGPlane ()=default
Q_ALWAYS_INLINE	QSSGPlane (float nx, float ny, float nz, float distance)
	Constructor from a normal and a distance.
Q_ALWAYS_INLINE	QSSGPlane (const QVector3D &normal, float distance)
	Constructor from a normal and a distance.
Q_ALWAYS_INLINE	QSSGPlane (const QVector3D &point, const QVector3D &normal)
	Constructor from a point on the plane and a normal.
Q_ALWAYS_INLINE	QSSGPlane (const QVector3D &p0, const QVector3D &p1, const QVector3D &p2)
	Constructor from three points.
Q_ALWAYS_INLINE float	distance (const QVector3D &p) const
Q_ALWAYS_INLINE bool	contains (const QVector3D &p) const
Q_ALWAYS_INLINE QVector3D	project (const QVector3D &p) const
	projects p into the plane
Q_ALWAYS_INLINE QVector3D	pointInPlane () const
	find an arbitrary point in the plane
void	normalize ()
	equivalent plane with unit normal

Public Attributes
QVector3D	n
	The normal to the plane.
float	d = 0.0f
	The distance from the origin.

Detailed Description

Representation of a plane.

Plane equation used: n.dot(v) + d = 0

Definition at line 30 of file qssgplane_p.h.

Constructor & Destructor Documentation

QSSGPlane() [1/5]

QSSGPlane::QSSGPlane ( )

default

QSSGPlane() [2/5]

Q_ALWAYS_INLINE QSSGPlane::QSSGPlane ( float  nx, float  ny, float  nz, float  distance  )

inline

Constructor from a normal and a distance.

Definition at line 38 of file qssgplane_p.h.

QSSGPlane() [3/5]

Q_ALWAYS_INLINE QSSGPlane::QSSGPlane ( const QVector3D &  normal, float  distance  )

inline

Constructor from a normal and a distance.

Definition at line 43 of file qssgplane_p.h.

QSSGPlane() [4/5]

Q_ALWAYS_INLINE QSSGPlane::QSSGPlane ( const QVector3D &  point, const QVector3D &  normal  )

inline

Constructor from a point on the plane and a normal.

Definition at line 48 of file qssgplane_p.h.

QSSGPlane() [5/5]

Q_ALWAYS_INLINE QSSGPlane::QSSGPlane ( const QVector3D &  p0, const QVector3D &  p1, const QVector3D &  p2  )

inline

Constructor from three points.

Definition at line 56 of file qssgplane_p.h.

References QVector3D::crossProduct(), d, QVector3D::dotProduct(), QVector3D::normalized(), p1, and p2.

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Member Function Documentation

contains()

Q_ALWAYS_INLINE bool QSSGPlane::contains ( const QVector3D &  p ) const

inline

Definition at line 64 of file qssgplane_p.h.

References qAbs().

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distance()

Q_ALWAYS_INLINE float QSSGPlane::distance ( const QVector3D &  p ) const

inline

Definition at line 62 of file qssgplane_p.h.

References d, and QVector3D::dotProduct().

Referenced by QSSGLayerRenderData::prepareModelsForRender().

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normalize()

void QSSGPlane::normalize

(

)

equivalent plane with unit normal

Definition at line 16 of file qssgplane.cpp.

References d.

Referenced by getViewportHalfExtents(), and getZNear().

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pointInPlane()

Q_ALWAYS_INLINE QVector3D QSSGPlane::pointInPlane ( ) const

inline

find an arbitrary point in the plane

Definition at line 74 of file qssgplane_p.h.

References d.

project()

Q_ALWAYS_INLINE QVector3D QSSGPlane::project ( const QVector3D &  p ) const

inline

projects p into the plane

Definition at line 69 of file qssgplane_p.h.

Member Data Documentation

d

float QSSGPlane::d = 0.0f

The distance from the origin.

Definition at line 83 of file qssgplane_p.h.

Referenced by getViewportHalfExtents(), getZNear(), QSSGRenderRay::intersect(), and normalize().

n

QVector3D QSSGPlane::n

The normal to the plane.

Definition at line 82 of file qssgplane_p.h.

Referenced by getViewportHalfExtents(), and QSSGRenderRay::intersect().

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The documentation for this class was generated from the following files:

• qtquick3d/src/utils/qssgplane_p.h
• qtquick3d/src/utils/qssgplane.cpp