SoTubs.h

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/*-----------------------------Hepvis----------------------------------------*/
/*                                                                           */
/* Node:             SoTubs                                                  */
/* Description:      Represents the G4Tubs Geant Geometry entity             */
/* Author:           Joe Boudreau Nov 11 1996                                */
/*                                                                           */
/*---------------------------------------------------------------------------*/
#ifndef HEPVis_SoTubs_h
#define HEPVis_SoTubs_h
 
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/nodes/SoShape.h>
 
class SoSFNode;
 
 
#define SoTubs Geant4_SoTubs
 
class SoTubs:public SoShape {
 
  // The following is required:
  SO_NODE_HEADER(SoTubs);
 
public:
 
  //
  //
  SoSFFloat pRMin;   
  //
  //
  SoSFFloat pRMax;
  //
  //
  SoSFFloat pDz;
  //
  //
  SoSFFloat pSPhi;
  //
  //
  SoSFFloat pDPhi;             
  //
  //
  SoSFNode  alternateRep;
 
  //
  //
  SoTubs();
 
  //
  //
  static void initClass();
 
  //
  //
  virtual void generateAlternateRep();
 
  //
  //
  virtual void clearAlternateRep();
 
protected:
 
  //
  //
  virtual void computeBBox(SoAction *action, SbBox3f &box, SbVec3f &center );
 
  //
  //
  virtual void generatePrimitives(SoAction *action);
 
  //
  //
  virtual SoChildList *getChildren() const;
 
 
protected:
  //
  //
  virtual ~SoTubs();
 
private: 
 
  //
  //
  void generateChildren();  
 
  //
  //
  void updateChildren();
 
  //
  //
  SoChildList *children;
 
  //
  //
  void inc(double & sinPhi, double & cosPhi, double sinDeltaPhi, double cosDeltaPhi) const {
    double oldSin=sinPhi,oldCos=cosPhi;
    sinPhi = oldSin*cosDeltaPhi+oldCos*sinDeltaPhi;
    cosPhi = oldCos*cosDeltaPhi-oldSin*sinDeltaPhi;    
  }
 
};
 
#endif