SoSimplifier.h

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**=======================================================================*/
/*=======================================================================
** Author      : Pascal DOUX (Apr 1998)
**=======================================================================*/
 
 
#ifndef _SO_SIMPLIFIER_
#define _SO_SIMPLIFIER_
 
 
#include <Inventor/SbLinear.h>
#include <Inventor/nodes/SoNode.h>
 
 
class  SoSimplifier {
 
public:
  SoSimplifier () : shapeType (TRIANGLES), numTriangles (0), isShapeOpen (FALSE), 
    hasNormal (FALSE), hasColor (FALSE), color (0), hasData (FALSE), 
    numData (0), data (NULL), verbosity (FALSE) {};
  virtual ~SoSimplifier();
 
  enum ShapeType { 
    TRIANGLES, 
    TRIANGLE_STRIP, 
    TRIANGLE_FAN
  };
 
  virtual void beginShape(ShapeType);
  virtual void endShape();
 
  virtual void setVertex (const SbVec3f&);
 
  void setNormal (const SbVec3f&);
  void setData   (int numData, const float*);
  void setColor  (const unsigned long&);
 
  virtual SoNode* simplify (float ) = 0 ;
 
  virtual void clear();
 
  virtual int getNumTriangles() { return numTriangles; };
 
  virtual void setVerbosity(SbBool v) { verbosity = v;}
  SbBool getVerbosity() const { return verbosity;}
 
private:
  
  ShapeType      shapeType;
  int            numTriangles;
  SbBool         isShapeOpen;
 
  // current normal, color and data (texture coordinates,...) 
  SbBool         hasNormal;
  SbVec3f        normal;
  SbBool         hasColor;
  unsigned long  color;
  SbBool         hasData;
  int            numData;
  float         *data;
  SbBool         verbosity;
 
};
 
#endif // _SO_SIMPLIFIER_