38    QgsRay3D( 
const QVector3D &origin, 
const QVector3D &direction );
 
   44    QVector3D 
origin()
 const { 
return mOrigin; }
 
   56    void setOrigin( 
const QVector3D &origin );
 
   63    void setDirection( 
const QVector3D direction );
 
   69    QVector3D projectedPoint( 
const QVector3D &point ) 
const;
 
   71    bool isInFront( 
const QVector3D &point ) 
const;
 
   73    double angleToPoint( 
const QVector3D &point ) 
const;
 
 
A representation of a ray in 3D.
 
QVector3D origin() const
Returns the origin of the ray.
 
QVector3D direction() const
Returns the direction of the ray see setDirection()