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00001 #ifndef COIN_SBSPHEREPROJECTOR_H 00002 #define COIN_SBSPHEREPROJECTOR_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/projectors/SbProjector.h> 00028 #include <Inventor/SbSphere.h> 00029 #include <Inventor/SbRotation.h> 00030 00031 class COIN_DLL_API SbSphereProjector : public SbProjector { 00032 typedef SbProjector inherited; 00033 00034 public: 00035 SbVec3f projectAndGetRotation(const SbVec2f & point, SbRotation & rot); 00036 virtual SbRotation getRotation(const SbVec3f & point1, 00037 const SbVec3f & point2) = 0; 00038 00039 void setSphere(const SbSphere & sph); 00040 const SbSphere & getSphere(void) const; 00041 void setOrientToEye(const SbBool orienttoeye); 00042 SbBool isOrientToEye(void) const; 00043 void setFront(const SbBool infront); 00044 SbBool isFront(void) const; 00045 SbBool isPointInFront(const SbVec3f & point) const; 00046 virtual void setWorkingSpace(const SbMatrix & space); 00047 00048 protected: 00049 SbSphereProjector(const SbBool orienttoeye); 00050 SbSphereProjector(const SbSphere & s, const SbBool orienttoeye); 00051 00052 SbBool intersectSphereFront(const SbLine & l, SbVec3f & result); 00053 00054 SbBool intersectFront; 00055 SbSphere sphere; 00056 SbBool orientToEye; 00057 SbBool needSetup; 00058 SbVec3f lastPoint; 00059 }; 00060 00061 #endif // !COIN_SBSPHEREPROJECTOR_H
Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.
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