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00001 // Copyright (C) 2003 Johan Hoffman and Anders Logg. 00002 // Licensed under the GNU GPL Version 2. 00003 00004 #ifndef __TRIANGLE_VERTEX_QUADRATURE_H 00005 #define __TRIANGLE_VERTEX_QUADRATURE_H 00006 00007 #include <dolfin/Quadrature.h> 00008 00009 namespace dolfin { 00010 00012 class TriangleVertexQuadrature : public Quadrature { 00013 public: 00014 00015 TriangleVertexQuadrature() : Quadrature(3) { 00016 00017 // Area of triangle 00018 m = 0.5; 00019 00020 // Quadrature points 00021 points[0] = Point(0.0, 0.0); 00022 points[1] = Point(1.0, 0.0); 00023 points[2] = Point(0.0, 1.0); 00024 00025 // Quadrature weights 00026 weights[0] = m / 3.0; 00027 weights[1] = m / 3.0; 00028 weights[2] = m / 3.0; 00029 00030 } 00031 00032 void show() const {}; 00033 00034 }; 00035 00036 } 00037 00038 #endif
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