Inventor/nodes/SoBaseExtrusion.h

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#if !defined(_SO_BASE_EXTRUSION_)
#define  _SO_BASE_EXTRUSION_

/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
 ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
 ***                                                                                ***
 ***  REPRODUCTION, DISCLOSURE,  OR USE,  IN WHOLE OR IN PART,  OTHER THAN AS       ***
 ***  SPECIFIED  IN THE LICENSE ARE  NOT TO BE  UNDERTAKEN  EXCEPT WITH PRIOR       ***
 ***  WRITTEN AUTHORIZATION OF FEI S.A.S.                                           ***
 ***                                                                                ***
 ***                        RESTRICTED RIGHTS LEGEND                                ***
 ***  USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS      ***
 ***  WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN      ***
 ***  SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT      ***
 ***  CLAUSE  AT FAR 52.227-19  OR SUBPARAGRAPH  (C)(1)(II)  OF  THE RIGHTS IN      ***
 ***  TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013.             ***
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 ***                   COPYRIGHT (C) 1996-2020 BY FEI S.A.S,                        ***
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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/

#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoMFVec3f.h>
#include <Inventor/fields/SoSFVec3f.h>
#include <Inventor/nodes/SoShape.h>
#include <Inventor/fields/SoSFEnum.h>

//
//  Class: SoBaseExtrusion
//
//  Node that defines the extrusion parameters 
//

class  SoBaseExtrusion : public SoShape  {

  SO_NODE_ABSTRACT_HEADER(SoBaseExtrusion);

  friend class SoExtrusionImpl;

 public:

   enum ScaleMode
   {
     DEFAULT,
     SPINE_ONLY,
     SECTION_ONLY,
     NONE
   };

   enum ExtrusionMode
   {
     SMOOTH = 0,

     BASIC = 1,

     SMOOTH_WITHOUT_SELF_INTERSECTIONS = 2,
   };

  // Fields
  SoSFBool            beginCap;
  
  SoSFBool            endCap;

  SoMFVec3f           spine;

  SoSFEnum            scaleMode;

  SoSFEnum            extrusionMode;

 private:
  SoBaseExtrusion();

  virtual ~SoBaseExtrusion();


 private:

  static SbVec3f   *generateExtrusionVertices( SoAction *action, const SbVec3f * spine,
                                               int numSpinePts, const SbVec2f *crossSection,
                                               int numCrossSectionPts, const SbRotation *orientPts,
                                               int numOrientPts, const SbVec2f *scalePts,
                                               int numScalePts );

  static SbVec3f   findZaxis( const SbVec3f * spine, const int numspine,
                              const int i, const SbBool closed );
  static SbVec3f   findYaxis( const SbVec3f * spine, const int numspine,
                              const int i, const SbBool closed );

 private:

  static void initClass();
  static void exitClass();

  static void updateTols();

 private:

  static float    s_dot_epsilon;
  static float    s_epsilon;

 };

#endif /* _SO_BASE_EXTRUSION_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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