Main Page | Modules | Class Hierarchy | Alphabetical List | Class List | File List | Class Members

SoNurbsSurface.h

00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2003 by Systems in Motion. All rights reserved. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SONURBSSURFACE_H 00021 #define COIN_SONURBSSURFACE_H 00022 00023 #include <Inventor/nodes/SoSubNode.h> 00024 #include <Inventor/nodes/SoShape.h> 00025 #include <Inventor/fields/SoSFInt32.h> 00026 #include <Inventor/fields/SoMFFloat.h> 00027 00028 class COIN_DLL_API SoNurbsSurface : public SoShape { 00029 typedef SoShape inherited; 00030 00031 SO_NODE_HEADER(SoNurbsSurface); 00032 00033 public: 00034 static void initClass(void); 00035 SoNurbsSurface(void); 00036 00037 SoSFInt32 numUControlPoints; 00038 SoSFInt32 numVControlPoints; 00039 SoSFInt32 numSControlPoints; 00040 SoSFInt32 numTControlPoints; 00041 SoMFFloat uKnotVector; 00042 SoMFFloat vKnotVector; 00043 SoMFFloat sKnotVector; 00044 SoMFFloat tKnotVector; 00045 00046 virtual void GLRender(SoGLRenderAction * action); 00047 virtual void rayPick(SoRayPickAction * action); 00048 virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action); 00049 void sendPrimitive(SoAction *, SoPrimitiveVertex *); 00050 00051 protected: 00052 virtual ~SoNurbsSurface(); 00053 00054 virtual void generatePrimitives(SoAction * action); 00055 virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center); 00056 SoDetail * createTriangleDetail(SoRayPickAction * action, 00057 const SoPrimitiveVertex * v1, 00058 const SoPrimitiveVertex * v2, 00059 const SoPrimitiveVertex * v3, 00060 SoPickedPoint * pp); 00061 private: 00062 void * nurbsrenderer; 00063 void doNurbs(SoAction * action, const SbBool glrender); 00064 00065 // These have all been obsoleted, but are kept to make sure we don't 00066 // change anything with the ABI of the stable Coin-1 library. They 00067 // has been removed for Coin-2. 00068 static void tessBegin(int type, void * data); 00069 static void tessTexCoord(float * texcoord, void * data); 00070 static void tessNormal(float * normal, void * data); 00071 static void tessVertex(float * vertex, void * data); 00072 static void tessEnd(void * data); 00073 00074 friend class SoNurbsSurfaceP; 00075 }; 00076 00077 #endif // !COIN_SONURBSSURFACE_H

Generated on Tue Jul 27 23:53:01 2004 for Coin by doxygen 1.3.7