SoTrap.h

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//
// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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// * use.  Please see the license in the file  LICENSE  and URL above *
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// * technical work of the GEANT4 collaboration.                      *
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//
//
// $Id$
//
/*-----------------------------Hepvis----------------------------------------*/
/*                                                                           */
/* Node:             SoTrap                                                  */
/* Description:      Represents the G4Trap Geant Geometry entity             */
/* Author:           Joe Boudreau Nov 11 1996                                */
/*                                                                           */
/*---------------------------------------------------------------------------*/
#ifndef HEPVis_SoTrap_h
#define HEPVis_SoTrap_h

// Inheritance :
#include <Inventor/nodes/SoShape.h>

#include <Inventor/fields/SoSFNode.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFFloat.h>

//adding fields 
#ifdef WIN32
#include <SoWinEnterScope.h>
#endif


// Defining Class
#ifdef WIN32
#include <SoWinLeaveScope.h>
#endif

class SoSFNode;


#define SoTrap Geant4_SoTrap

class SoTrap:public SoShape {

  // The following is required:
  SO_NODE_HEADER(SoTrap);
 
public:
#if defined(WIN32) && defined(BUILDING_DLL)
   // When building the node as a DLL under Win32 we must explicitly
   // declare this entry point as visible outside the DLL.  The macro
   // BUILDING_DLL is defined in the node's source file.
      _declspec(dllexport)
#endif

  //
  //
  SoSFFloat pDz;                  
  //
  //
  SoSFFloat pTheta;
  //
  //
  SoSFFloat pPhi;
  //
  //
  SoSFFloat pDy1;
  //
  //
  SoSFFloat pDx1;
  //
  //
  SoSFFloat pDx2;
  //
  //
  SoSFFloat pDy2;
  //
  //
  SoSFFloat pDx3;
  //
  //
  SoSFFloat pDx4;
  //
  //
  SoSFFloat pAlp1;
  //
  //
  SoSFFloat pAlp2;
 
  //
  //
  SoSFNode  alternateRep;

  //
  //
  SoTrap();

  //
  //
  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;

  //
  //
  virtual ~SoTrap();

private: 

  //
  //
  void generateChildren();  

  //
  //
  void updateChildren();

  //
  //
  SoChildList *children;

};

#ifdef WIN32
#include <SoWinEnterScope.h>
#endif

#endif