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SbXfBox3f.h

00001 #ifndef COIN_SBXFBOX3F_H
00002 #define COIN_SBXFBOX3F_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 <stdio.h>
00028 #include <Inventor/SbBox3f.h>
00029 #include <Inventor/SbMatrix.h>
00030 
00031 class COIN_DLL_API SbXfBox3f : public SbBox3f {
00032   typedef SbBox3f inherited;
00033 
00034 public:
00035   SbXfBox3f(void);
00036   SbXfBox3f(const SbVec3f & boxmin, const SbVec3f & boxmax);
00037   SbXfBox3f(const SbBox3f & box);
00038   ~SbXfBox3f();
00039 
00040   void setTransform(const SbMatrix & m);
00041   const SbMatrix & getTransform(void) const;
00042   const SbMatrix & getInverse(void) const;
00043   SbVec3f getCenter(void) const;
00044   void extendBy(const SbVec3f & pt);
00045   void extendBy(const SbBox3f & bb);
00046   void extendBy(const SbXfBox3f & bb);
00047   SbBool intersect(const SbVec3f & pt) const;
00048   SbBool intersect(const SbBox3f & bb) const;
00049   SbBool intersect(const SbXfBox3f & bb) const;
00050   void getSpan(const SbVec3f & direction, float & dMin, float & dMax) const;
00051   SbBox3f project(void) const;
00052   friend COIN_DLL_API int operator ==(const SbXfBox3f & b1, const SbXfBox3f & b2);
00053   friend COIN_DLL_API int operator !=(const SbXfBox3f & b1, const SbXfBox3f & b2);
00054   // Must override the transform() method from SbBox3f, as the box and
00055   // the transform matrix are supposed to be kept separate in
00056   // SbXfBox3f. --mortene
00057   void transform(const SbMatrix & m);
00058   // Overridden from SbBox3f
00059   float getVolume(void) const;
00060 
00061   void print(FILE * file) const;
00062 
00063 private:
00064   // incorrect for SbXfBox3f. Hide them
00065   const SbVec3f & getMin(void) const {return SbBox3f::getMin(); }
00066   const SbVec3f & getMax(void) const { return SbBox3f::getMax(); }
00067 
00068   void calcInverse(void) const;
00069   void makeInvInvalid(void);
00070 
00071   SbMatrix matrix, invertedmatrix;
00072 };
00073 
00074 COIN_DLL_API int operator ==(const SbXfBox3f & b1, const SbXfBox3f & b2);
00075 COIN_DLL_API int operator !=(const SbXfBox3f & b1, const SbXfBox3f & b2);
00076 
00077 #endif // !COIN_SBXFBOX3F_H

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

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