# SoNurbsSurface.h

    00001 #ifndef COIN_SONURBSSURFACE_H
    00002 #define COIN_SONURBSSURFACE_H
    00003
    00004 /**************************************************************************\
    00005  *
    00006  *  This file is part of the Coin 3D visualization library.
    00007  *  Copyright (C) 1998-2003 by Systems in Motion.  All rights reserved.
    00008  *
    00009  *  This library is free software; you can redistribute it and/or
    00010  *  modify it under the terms of the GNU General Public License
    00011  *  ("GPL") version 2 as published by the Free Software Foundation.
    00012  *  See the file LICENSE.GPL at the root directory of this source
    00013  *  distribution for additional information about the GNU GPL.
    00014  *
    00015  *  For using Coin with software that can not be combined with the GNU
    00016  *  GPL, and for taking advantage of the additional benefits of our
    00017  *  support services, please contact Systems in Motion about acquiring
    00018  *  a Coin Professional Edition License.
    00019  *
    00020  *  See <URL:http://www.coin3d.org> for  more information.
    00021  *
    00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00023  *  <URL:http://www.sim.no>.
    00024  *
    00025 \**************************************************************************/
    00026
    00027 #include <Inventor/nodes/SoSubNode.h>
    00028 #include <Inventor/nodes/SoShape.h>
    00029 #include <Inventor/fields/SoSFInt32.h>
    00030 #include <Inventor/fields/SoMFFloat.h>
    00031
    00032 class COIN_DLL_API SoNurbsSurface : public SoShape {
    00033   typedef SoShape inherited;
    00034
    00035   SO_NODE_HEADER(SoNurbsSurface);
    00036
    00037 public:
    00038   static void initClass(void);
    00039   SoNurbsSurface(void);
    00040
    00041   SoSFInt32 numUControlPoints;
    00042   SoSFInt32 numVControlPoints;
    00043   SoSFInt32 numSControlPoints;
    00044   SoSFInt32 numTControlPoints;
    00045   SoMFFloat uKnotVector;
    00046   SoMFFloat vKnotVector;
    00047   SoMFFloat sKnotVector;
    00048   SoMFFloat tKnotVector;
    00049
    00050   virtual void GLRender(SoGLRenderAction * action);
    00051   virtual void rayPick(SoRayPickAction * action);
    00052   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
    00053   void sendPrimitive(SoAction *,  SoPrimitiveVertex *);
    00054
    00055 protected:
    00056   virtual ~SoNurbsSurface();
    00057
    00058   virtual void generatePrimitives(SoAction * action);
    00059   virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
    00060   SoDetail * createTriangleDetail(SoRayPickAction * action,
    00061                                   const SoPrimitiveVertex * v1,
    00062                                   const SoPrimitiveVertex * v2,
    00063                                   const SoPrimitiveVertex * v3,
    00064                                   SoPickedPoint * pp);
    00065 private:
    00066   class SoNurbsSurfaceP * pimpl;
    00067   friend class SoNurbsSurfaceP;
    00068 };
    00069
    00070 #endif // !COIN_SONURBSSURFACE_H