vertex.h Source File

00001 //
00002 // vertex.h
00003 //
00004 // Copyright (C) 1996 Limit Point Systems, Inc.
00005 //
00006 // Author: Curtis Janssen <cljanss@limitpt.com>
00007 // Maintainer: LPS
00008 //
00009 // This file is part of the SC Toolkit.
00010 //
00011 // The SC Toolkit is free software; you can redistribute it and/or modify
00012 // it under the terms of the GNU Library General Public License as published by
00013 // the Free Software Foundation; either version 2, or (at your option)
00014 // any later version.
00015 //
00016 // The SC Toolkit is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019 // GNU Library General Public License for more details.
00020 //
00021 // You should have received a copy of the GNU Library General Public License
00022 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
00024 //
00025 // The U.S. Government is granted a limited license as per AL 91-7.
00026 //
00027 
00028 #ifndef _math_isosurf_vertex_h
00029 #define _math_isosurf_vertex_h
00030 
00031 #ifdef __GNUC__
00032 #pragma interface
00033 #endif
00034 
00035 #include <stdlib.h>
00036 #include <math.h>
00037 #include <util/ref/ref.h>
00038 #include <math/scmat/matrix.h>
00039 #include <math/isosurf/volume.h>
00040 #include <math/isosurf/implicit.h>
00041 
00042 namespace sc {
00043 
00044 class Vertex: public RefCount {
00045   private:
00046     SCVector3 _point;
00047     SCVector3 *_normal; // _normal is optional
00048   public:
00049     Vertex();
00050     Vertex(const SCVector3& point,const SCVector3& normal);
00051     Vertex(const SCVector3& point);
00052     ~Vertex();
00053     const SCVector3& point() const { return _point; }
00054     int has_normal() const { return _normal != 0; }
00055     const SCVector3& normal() const { return *_normal; }
00056     void set_point(const SCVector3&p);
00057     void set_normal(const SCVector3&p);
00058     operator SCVector3&();
00059 
00060     void print(std::ostream&o=ExEnv::out0());
00061 };
00062 
00063 }
00064 
00065 #endif
00066 
00067 // Local Variables:
00068 // mode: c++
00069 // c-file-style: "CLJ"
00070 // End: