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00001 #ifndef COIN_SBCLIP_H 00002 #define COIN_SBCLIP_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2007 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 http://www.coin3d.org/ for more information. 00021 * 00022 * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/lists/SbList.h> 00028 #include <Inventor/SbVec3f.h> 00029 #include <stddef.h> 00030 00031 class SbPlane; 00032 class SbVec2f; 00033 00034 typedef void * SbClipCallback(const SbVec3f & v0, void * vdata0, 00035 const SbVec3f & v1, void * vdata1, 00036 const SbVec3f & newvertex, 00037 void * userdata); 00038 00039 class COIN_DLL_API SbClip { 00040 public: 00041 SbClip(SbClipCallback * callback = NULL, void * userdata = NULL); 00042 00043 void addVertex(const SbVec3f &v, void * vdata = NULL); 00044 void reset(void); 00045 00046 void clip(const SbPlane & plane); 00047 00048 int getNumVertices(void) const; 00049 void getVertex(const int idx, SbVec3f & v, void ** vdata = NULL) const; 00050 void * getVertexData(const int idx) const; 00051 00052 private: 00053 class SbClipData { 00054 public: 00055 SbClipData(void) {} 00056 SbClipData(const SbVec3f & v, void * data) 00057 : vertex(v), 00058 data(data) {} 00059 public: 00060 void get(SbVec3f &v, void *& dataref) { 00061 v = this->vertex; 00062 dataref = this->data; 00063 } 00064 00065 SbVec3f vertex; 00066 void * data; 00067 }; 00068 00069 SbClipCallback * callback; 00070 void * cbdata; 00071 SbList <SbClipData> array[2]; 00072 int curr; 00073 void outputVertex(const SbVec3f &v, void * data); 00074 }; 00075 00076 00077 #endif // !COIN_SBCLIP_H
Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.
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