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00001 #ifndef COIN_SBDPPLANE_H 00002 #define COIN_SBDPPLANE_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 <stdio.h> 00028 00029 #include <Inventor/SbVec3d.h> 00030 00031 class SbDPLine; 00032 class SbDPMatrix; 00033 00034 class COIN_DLL_API SbDPPlane { 00035 public: 00036 SbDPPlane(void); 00037 SbDPPlane(const SbVec3d & normal, const double D); 00038 SbDPPlane(const SbVec3d & p0, const SbVec3d & p1, const SbVec3d & p2); 00039 SbDPPlane(const SbVec3d & normal, const SbVec3d & point); 00040 00041 void offset(const double d); 00042 SbBool intersect(const SbDPLine & l, SbVec3d & intersection) const; 00043 void transform(const SbDPMatrix & matrix); 00044 SbBool isInHalfSpace(const SbVec3d & point) const; 00045 double getDistance(const SbVec3d & point) const; 00046 const SbVec3d & getNormal(void) const; 00047 double getDistanceFromOrigin(void) const; 00048 friend COIN_DLL_API int operator ==(const SbDPPlane & p1, const SbDPPlane & p2); 00049 friend COIN_DLL_API int operator !=(const SbDPPlane & p1, const SbDPPlane & p2); 00050 00051 void print(FILE * file) const; 00052 00053 SbBool intersect(const SbDPPlane & pl, SbDPLine & line) const; 00054 00055 private: 00056 SbVec3d normal; 00057 double distance; 00058 }; 00059 00060 COIN_DLL_API int operator ==(const SbDPPlane & p1, const SbDPPlane & p2); 00061 COIN_DLL_API int operator !=(const SbDPPlane & p1, const SbDPPlane & p2); 00062 00063 #endif // !COIN_SBPLANE_H
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