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SbSphereSectionProjector.h

00001 #ifndef COIN_SBSPHERESECTIONPROJECTOR_H
00002 #define COIN_SBSPHERESECTIONPROJECTOR_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/SbSphereProjector.h>
00028 #include <Inventor/SbPlane.h>
00029 
00030 class COIN_DLL_API SbSphereSectionProjector : public SbSphereProjector {
00031   typedef SbSphereProjector inherited;
00032 
00033 public:
00034   SbSphereSectionProjector(const float edgetol = 0.9f,
00035                            const SbBool orienttoeye = TRUE);
00036   SbSphereSectionProjector(const SbSphere & sph,
00037                            const float edgetol = 0.9f,
00038                            const SbBool orienttoeye = TRUE);
00039 
00040   virtual SbProjector * copy(void) const;
00041   virtual SbVec3f project(const SbVec2f & point);
00042   virtual SbRotation getRotation(const SbVec3f & point1,
00043                                  const SbVec3f & point2);
00044   void setTolerance(const float edgetol);
00045   float getTolerance(void) const;
00046   void setRadialFactor(const float rad = 0.0f);
00047   float getRadialFactor(void) const;
00048   SbBool isWithinTolerance(const SbVec3f & point);
00049 
00050 protected:
00051   virtual void setupTolerance(void);
00052 
00053   float tolerance;
00054   float tolDist;
00055   float radialFactor;
00056   SbVec3f planePoint;
00057   SbVec3f planeDir;
00058   float planeDist;
00059   SbPlane tolPlane;
00060 
00061 private:
00062   float sqrtoldist;
00063 };
00064 
00065 #endif // !COIN_SBSPHERESECTIONPROJECTOR_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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