SoPolyhedron.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
//                                                            //
//  Header file for class SoPolyhedron                      //
//                                                            //
//                                                            //
//  Author: Thomas H. Kittelmann (Thomas.Kittelmann@cern.ch)  //
//  Initial version: November 2008                            //
//  Update: Giorgi Gvaberidze (ggvaberi@cern.ch)              // 
//          November 2010                                     //
 
#ifndef HEPVis_SoPolyhedron_h
#define HEPVis_SoPolyhedron_h
 
// Inheritance :
#include <Inventor/C/errors/debugerror.h>
#include <Inventor/nodes/SoShape.h>
#include <Inventor/fields/SoSFBool.h>
 
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/actions/SoGetPrimitiveCountAction.h>
 
#include <memory>
 
class SbPolyhedron;
 
 
class SoPolyhedron : public SoShape {
 
  SO_NODE_HEADER(SoPolyhedron);
 
public:
  //SoSFBool solid;
  //SoSFBool reducedWireFrame;
  SoSFNode      alternateRep;
public:
  SoPolyhedron();
  SoPolyhedron(const SbPolyhedron&);
  SoPolyhedron(const SbPolyhedron*);
public:
  static void initClass();
protected:
  virtual void computeBBox(SoAction*,SbBox3f&,SbVec3f&);
  virtual void generatePrimitives(SoAction*);
 
  //virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
protected:
  virtual ~SoPolyhedron();
private:
  std::unique_ptr<SbPolyhedron> m_polyhedron;
 
  //---------------//
public:
  typedef struct{
   float pos[3];
   float nor[3];
  } Vertex;
 
  Vertex*  m_vertices{nullptr};
  long*    m_indices{nullptr};
  long     m_vcount{0};
  long     m_icount{0};
  long     hasVertex(Vertex* vertices, long len, Vertex& v);
  void     makeShape(SbPolyhedron*);
public:
 virtual void generateAlternateRep();
 virtual void clearAlternateRep();
 //---------------------//
};
 
#endif