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00001 // Copyright (C) 2002 Johan Hoffman and Anders Logg. 00002 // Licensed under the GNU GPL Version 2. 00003 00004 #ifndef __TETRAHEDRON_H 00005 #define __TETRAHEDRON_H 00006 00007 #include <dolfin/Array.h> 00008 #include <dolfin/GenericCell.h> 00009 00010 namespace dolfin { 00011 00012 class Node; 00013 class Cell; 00014 00015 class Tetrahedron : public GenericCell { 00016 public: 00017 00018 Tetrahedron(Node& n0, Node& n1, Node& n2, Node& n3); 00019 00020 int noNodes() const; 00021 int noEdges() const; 00022 int noFaces() const; 00023 00024 int noBoundaries() const; 00025 00026 Cell::Type type() const; 00027 00028 real volume() const; 00029 real diameter() const; 00030 00031 private: 00032 00033 void createEdges(); 00034 void createFaces(); 00035 00036 }; 00037 00038 } 00039 00040 #endif
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