qgsray3d.h

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/***************************************************************************
  qgsray3d.h
  --------------------------------------
  Date                 : January 2021
  Copyright            : (C) 2021 by Belgacem Nedjima
  Email                : belgacem dot nedjima at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
#ifndef QGSRAY3D_H
#define QGSRAY3D_H
 
#include "qgsbox3d.h"
 
#include <QVector3D>

class CORE_EXPORT QgsRay3D
{
  public:

    QgsRay3D( const QVector3D &origin, const QVector3D &direction );

    QVector3D origin() const { return mOrigin; }

    QVector3D direction() const { return mDirection; }

    QVector3D directionInversed() const { return mDirectionInversed; }

    void setOrigin( const QVector3D &origin );

    void setDirection( const QVector3D direction );

    QVector3D projectedPoint( const QVector3D &point ) const;

    float projectedDistance( const QVector3D &point ) const;

    bool isInFront( const QVector3D &point ) const;
    double angleToPoint( const QVector3D &point ) const;

    QVector3D point( float distance ) const;
 
  private:
    QVector3D mOrigin;
    QVector3D mDirection;
    QVector3D mDirectionInversed;
};
 
#endif // QGSRAY3D_H