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SoIndexedNurbsCurve.h
00001 #ifndef COIN_SOINDEXEDNURBSCURVE_H
00002 #define COIN_SOINDEXEDNURBSCURVE_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) by Kongsberg Oil & Gas Technologies.
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 Kongsberg Oil & Gas Technologies
00018  *  about acquiring a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
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/SoMFInt32.h>
00031 #include <Inventor/fields/SoMFFloat.h>
00032 
00033 template<class Master> class SoNurbsP;
00034 
00035 class COIN_DLL_API SoIndexedNurbsCurve : public SoShape {
00036   typedef SoShape inherited;
00037 
00038   SO_NODE_HEADER(SoIndexedNurbsCurve);
00039 
00040 public:
00041   static void initClass(void);
00042   SoIndexedNurbsCurve(void);
00043 
00044   SoSFInt32 numControlPoints;
00045   SoMFInt32 coordIndex;
00046   SoMFFloat knotVector;
00047 
00048   virtual void GLRender(SoGLRenderAction * action);
00049   virtual void rayPick(SoRayPickAction * action);
00050   virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
00051   virtual void getBoundingBox(SoGetBoundingBoxAction * action);
00052   void sendPrimitive(SoAction *,  SoPrimitiveVertex *);
00053 
00054 protected:
00055   virtual ~SoIndexedNurbsCurve();
00056 
00057   virtual void generatePrimitives(SoAction * action);
00058   virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
00059   virtual SoDetail * createLineSegmentDetail(SoRayPickAction * action,
00060                                              const SoPrimitiveVertex * v1,
00061                                              const SoPrimitiveVertex * v2,
00062                                              SoPickedPoint * pp);
00063 private:
00064   class SoIndexedNurbsCurveP * pimpl;
00065   friend class SoIndexedNurbsCurveP;
00066   friend class SoNurbsP<SoIndexedNurbsCurve>;
00067 };
00068 
00069 #endif // !COIN_SOINDEXEDNURBSCURVE_H

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