SoNurbsSurface.h

#ifndef COIN_SONURBSSURFACE_H
#define COIN_SONURBSSURFACE_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 SoNurbsSurface : public SoShape {
  typedef SoShape inherited;

  SO_NODE_HEADER(SoNurbsSurface);

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

  SoSFInt32 numUControlPoints;
  SoSFInt32 numVControlPoints;
  SoSFInt32 numSControlPoints;
  SoSFInt32 numTControlPoints;
  SoMFFloat uKnotVector;
  SoMFFloat vKnotVector;
  SoMFFloat sKnotVector;
  SoMFFloat tKnotVector;

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

protected:
  virtual ~SoNurbsSurface();

  virtual void generatePrimitives(SoAction * action);
  virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
  SoDetail * createTriangleDetail(SoRayPickAction * action,
                                  const SoPrimitiveVertex * v1,
                                  const SoPrimitiveVertex * v2,
                                  const SoPrimitiveVertex * v3,
                                  SoPickedPoint * pp);
private:
  class SoNurbsSurfaceP * pimpl;
  friend class SoNurbsSurfaceP;
  friend class SoNurbsP<SoNurbsSurface>;
};

#endif // !COIN_SONURBSSURFACE_H