SoNurbsCurve.h

#ifndef COIN_SONURBSCURVE_H
#define COIN_SONURBSCURVE_H

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#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/nodes/SoShape.h>
#include <Inventor/fields/SoSFInt32.h>
#include <Inventor/fields/SoMFFloat.h>

template<class Master> class SoNurbsP;

class COIN_DLL_API SoNurbsCurve : public SoShape {
  typedef SoShape inherited;

  SO_NODE_HEADER(SoNurbsCurve);

public:
  static void initClass(void);
  SoNurbsCurve(void);

  SoSFInt32 numControlPoints;
  SoMFFloat knotVector;

  virtual void GLRender(SoGLRenderAction * action);
  virtual void rayPick(SoRayPickAction * action);
  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
  virtual void getBoundingBox(SoGetBoundingBoxAction * action);
  void sendPrimitive(SoAction *,  SoPrimitiveVertex *);

protected:
  virtual ~SoNurbsCurve();

  virtual void generatePrimitives(SoAction * action);
  virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
  virtual SoDetail * createLineSegmentDetail(SoRayPickAction * action,
                                             const SoPrimitiveVertex * v1,
                                             const SoPrimitiveVertex * v2,
                                             SoPickedPoint * pp);
private:
  class SoNurbsCurveP * pimpl;
  friend class SoNurbsCurveP;
  friend class SoNurbsP<SoNurbsCurve>;
};

#endif // !COIN_SONURBSCURVE_H