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00001 #ifndef COIN_SBPLANEPROJECTOR_H 00002 #define COIN_SBPLANEPROJECTOR_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2009 by Kongsberg SIM. 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 Kongsberg SIM about acquiring 00018 * a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg SIM, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/projectors/SbProjector.h> 00028 #include <Inventor/SbVec3f.h> 00029 #include <Inventor/SbPlane.h> 00030 00031 class COIN_DLL_API SbPlaneProjector : public SbProjector { 00032 typedef SbProjector inherited; 00033 00034 public: 00035 SbPlaneProjector(const SbBool orient = FALSE); 00036 SbPlaneProjector(const SbPlane & plane, const SbBool orient = FALSE); 00037 virtual SbProjector * copy(void) const; 00038 00039 virtual SbVec3f project(const SbVec2f & point); 00040 virtual SbBool tryProject(const SbVec2f & point, const float epsilon, SbVec3f & result); 00041 00042 void setPlane(const SbPlane & plane); 00043 const SbPlane & getPlane(void) const; 00044 void setOrientToEye(const SbBool orienttoeye); 00045 SbBool isOrientToEye(void) const; 00046 virtual SbVec3f getVector(const SbVec2f & viewpos1, 00047 const SbVec2f & viewpos2); 00048 virtual SbVec3f getVector(const SbVec2f & viewpos); 00049 void setStartPosition(const SbVec2f & viewpos); 00050 void setStartPosition(const SbVec3f & point); 00051 00052 protected: 00053 void setupPlane(void); 00054 00055 protected: 00056 SbPlane plane, nonOrientPlane; 00057 SbBool orientToEye; 00058 SbBool needSetup; 00059 SbVec3f lastPoint; 00060 }; 00061 00062 #endif // !COIN_SBPLANEPROJECTOR_H
Copyright © 1998-2009 by Kongsberg SIM. All rights reserved.
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