mlDisc.h

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/*************************************************************************************
**
** Copyright 2007, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef ML_DISC_H
#define ML_DISC_H
 

 
#include "MLToolsSystem.h"
#include "mlModuleIncludes.h"
#include "mlPlane.h"
#include "mlTVirtualVolume.h"
 
ML_START_NAMESPACE

  class Line;
 
  //----------------------------------------------------------------------------------
  //----------------------------------------------------------------------------------
  class MLTOOLS_EXPORT Disc
  {
  public:
    Disc();

    Disc(const Vector3 &c, const Vector3 &n, double r);

    inline void setValue(const Vector3 &c, const Vector3 &n, double r)
    { _center = c; _radius = r; setNormal(n); }

    inline void setCenter(const Vector3 &c)  { _center = c; }

    bool setNormal(const Vector3 &n);

    inline void setRadius(double r)       { _radius = r; }

    inline const Vector3 &getCenter() const  { return _center; }

    inline const Vector3 &getNormal() const  { return _normal; }

    inline double getRadius() const       { return _radius; }

    inline bool project(const Vector3 &p, Vector3 &proj) const
    { proj = getPlane().getClosestPoint(p); return (proj - _center).length() <= _radius; }

    inline bool intersect(const Line &l, Vector3 &cut) const
    { return getPlane().intersect(l, cut); }

    inline Plane getPlane() const
    { return Plane(_normal, _center); }

    void getBoundingBox(const Matrix4 &transform, Vector3 &boxMin, Vector3 &boxMax) const;

    SubImageBox getBoundingBox(const MedicalImageProperties &pImg) const;

    void fill(const MedicalImageProperties &pImg, SubImage        &destImg, double fillVal) const;

    void fill(const MedicalImageProperties &pImg, VirtualVolume &destImg, double fillVal) const;
 
  private:

    Vector3 _center;

    Vector3 _normal;

    double _radius;
  };
 
ML_END_NAMESPACE
 
#endif // __mlDisc_H