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00001 /***************************************************************************** 00002 * M a t h e m a g i x 00003 ***************************************************************************** 00004 * Plane 00005 * 2008-06-24 00006 * Julien Wintz 00007 ***************************************************************************** 00008 * Copyright (C) 2006 INRIA Sophia-Antipolis 00009 ***************************************************************************** 00010 * Comments : 00011 ****************************************************************************/ 00012 00013 # ifndef shape_plane_hpp 00014 # define shape_plane_hpp 00015 00016 //# include <realroot/polynomial_monomialtensor.hpp> 00017 #include <realroot/polynomial_tensor.hpp> 00018 00019 # include <shape/shape.hpp> 00020 # define TMPL template<class K> 00021 # define Shape geometric<K> 00022 # define Plane plane<K> 00023 # define POLYNOMIAL polynomial< double,with<MonomialTensor> > 00024 00025 namespace mmx { 00026 00027 namespace shape { 00028 TMPL 00029 class plane : public Shape 00030 { 00031 public: 00032 plane(void) ; 00033 plane(const char * equation) ; 00034 plane(const Plane & other) ; 00035 00036 inline double a(void) const ; 00037 inline double b(void) const ; 00038 inline double c(void) const ; 00039 inline double d(void) const ; 00040 00041 POLYNOMIAL equation(void) const ; 00042 00043 bool operator == (const Plane & other) const ; 00044 bool operator != (const Plane & other) const ; 00045 Plane & operator = (const Plane & other) ; 00046 double & operator [] (const int & i) ; 00047 00048 private: 00049 POLYNOMIAL m_polynomial ; 00050 }; 00051 00052 TMPL Plane::plane(void) 00053 { 00054 this->m_polynomial =POLYNOMIAL("x") ; 00055 } 00056 00057 TMPL Plane::plane(const char * equation) 00058 { 00059 this->m_polynomial =POLYNOMIAL(equation) ; 00060 } 00061 00062 TMPL Plane::plane(const Plane & other) { 00063 m_polynomial = other.m_polynomial ; 00064 } 00065 00066 TMPL double 00067 Plane::a(void) const { 00068 return m_polynomial[1] ; 00069 } 00070 00071 TMPL double 00072 Plane::b(void) const { 00073 return m_polynomial[2] ; 00074 } 00075 00076 TMPL double 00077 Plane::c(void) const { 00078 return m_polynomial[3] ; 00079 } 00080 00081 TMPL double 00082 Plane::d(void) const { 00083 return m_polynomial[0] ; 00084 } 00085 00086 TMPL POLYNOMIAL 00087 Plane::equation(void) const { 00088 return m_polynomial ; 00089 } 00090 00094 TMPL bool 00095 Plane::operator == (const Plane & other) const { 00096 return (this->m_polynomial == other.m_polynomial) ; 00097 } 00098 00102 TMPL bool 00103 Plane::operator != (const Plane & other) const { 00104 return !(m_polynomial == other.m_polynomial) ; 00105 } 00106 00107 TMPL Plane& 00108 Plane::operator = (const Plane & other) { 00109 if(this == &other) 00110 return *this ; 00111 00112 this->m_polynomial = other.equation() ; 00113 00114 return * this ; 00115 } 00116 00117 TMPL double & 00118 Plane::operator [] (const int & i) { 00119 switch(i) { 00120 case 0: 00121 return m_polynomial[1] ; 00122 break ; 00123 case 1: 00124 return m_polynomial[2] ; 00125 break ; 00126 case 2: 00127 return m_polynomial[3] ; 00128 break ; 00129 case 3: 00130 return m_polynomial[0] ; 00131 break ; 00132 default: 00133 break ; 00134 } 00135 00136 return *(new double(0.0)) ; 00137 } 00138 00139 00140 } ; // namespace shape 00141 } ; // namespace mmx 00142 # undef TMPL 00143 # undef Plane 00144 # undef POLYNOMIAL 00145 # undef Shape 00146 # endif // shape_plane_hpp
