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SoIndexedTriangleStripSet.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_SOINDEXEDTRIANGLESTRIPSET_H 00021 #define COIN_SOINDEXEDTRIANGLESTRIPSET_H 00022 00023 #include <Inventor/nodes/SoSubNode.h> 00024 #include <Inventor/nodes/SoIndexedShape.h> 00025 #ifndef COIN_INTERNAL 00026 // For Open Inventor compatibility. 00027 #include <Inventor/nodes/SoVertexProperty.h> 00028 #endif // !COIN_INTERNAL 00029 00030 00031 #define SO_END_STRIP_INDEX (-1) 00032 00033 class COIN_DLL_API SoIndexedTriangleStripSet : public SoIndexedShape { 00034 typedef SoIndexedShape inherited; 00035 00036 SO_NODE_HEADER(SoIndexedTriangleStripSet); 00037 00038 public: 00039 static void initClass(void); 00040 SoIndexedTriangleStripSet(void); 00041 00042 virtual void GLRender(SoGLRenderAction * action); 00043 virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action); 00044 virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb); 00045 00046 protected: 00047 virtual ~SoIndexedTriangleStripSet(); 00048 00049 virtual SbBool willSetShadeModel() const; 00050 virtual SbBool generateDefaultNormals(SoState * state, SoNormalCache * nc); 00051 virtual void generatePrimitives(SoAction * action); 00052 00053 private: 00054 enum Binding { 00055 OVERALL = 0, 00056 PER_STRIP, 00057 PER_STRIP_INDEXED, 00058 PER_TRIANGLE, 00059 PER_TRIANGLE_INDEXED, 00060 PER_VERTEX, 00061 PER_VERTEX_INDEXED 00062 }; 00063 00064 void countPrimitives(int & strips, int & tris); 00065 Binding findMaterialBinding(SoState * const state) const; 00066 Binding findNormalBinding(SoState * const state) const; 00067 }; 00068 00069 #endif // !COIN_SOINDEXEDTRIANGLESTRIPSET_H

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