Point.h
Go to the documentation of this file.00001 // -*- C++ -*- 00002 00008 #if !defined(__geom_Point_h__) 00009 #define __geom_Point_h__ 00010 00011 // If we are debugging the whole geom namespace. 00012 #if defined(DEBUG_geom) && !defined(DEBUG_Point) 00013 #define DEBUG_Point 00014 #endif 00015 00016 #ifdef DEBUG_Point 00017 #ifndef DEBUG_FixedArray 00018 #define DEBUG_FixedArray 00019 #endif 00020 #endif 00021 00022 #include "../defs.h" 00023 00024 #include "../../ads/array/FixedArray.h" 00025 00026 BEGIN_NAMESPACE_GEOM 00027 00042 //----------------------------------------------------------------------------- 00044 // @{ 00045 00046 00048 00051 template<int N, typename T> 00052 T 00053 computeDotProduct(const ads::FixedArray<N,T>& x, 00054 const ads::FixedArray<N,T>& y); 00055 00056 00058 template<typename T> 00059 ads::FixedArray<3,T> 00060 computeCrossProduct(const ads::FixedArray<3,T>& x, 00061 const ads::FixedArray<3,T>& y); 00062 00063 00065 00069 template<typename T> 00070 void 00071 computeCrossProduct(const ads::FixedArray<3,T>& x, 00072 const ads::FixedArray<3,T>& y, 00073 ads::FixedArray<3,T>* result); 00074 00075 00077 template<typename T> 00078 T 00079 computeTripleProduct(const ads::FixedArray<3,T>& a, 00080 const ads::FixedArray<3,T>& b, 00081 const ads::FixedArray<3,T>& c); 00082 00083 00085 template<typename T> 00086 T 00087 computeDiscriminant(const ads::FixedArray<2,T>& p, 00088 const ads::FixedArray<2,T>& q); 00089 00090 00092 template<typename T> 00093 void 00094 computeAnOrthogonalVector(const ads::FixedArray<3,T>& vector, 00095 ads::FixedArray<3,T>* orthogonal); 00096 00097 00098 // @} 00099 //----------------------------------------------------------------------------- 00101 // @{ 00102 00103 00105 template<int N, typename T> 00106 T 00107 computeSquaredMagnitude(const ads::FixedArray<N,T>& x); 00108 00109 00111 template<int N, typename T> 00112 T 00113 computeMagnitude(const ads::FixedArray<N,T>& x); 00114 00115 00117 template<int N, typename T> 00118 void 00119 normalize(ads::FixedArray<N,T>* x); 00120 00121 00122 // @} 00123 //----------------------------------------------------------------------------- 00125 // @{ 00126 00127 00129 00132 template<int N, typename T> 00133 T 00134 computeSquaredDistance(const ads::FixedArray<N,T>& p, 00135 const ads::FixedArray<N,T>& q); 00136 00137 00138 // @} 00139 //----------------------------------------------------------------------------- 00141 // @{ 00142 00143 00145 template<typename T> 00146 int 00147 computeSignOfTurn(const ads::FixedArray<2,T>& p, 00148 const ads::FixedArray<2,T>& q, 00149 const ads::FixedArray<2,T>& r); 00150 00151 00152 // CONTINUE: perhaps replace this with something better. 00154 template<typename T> 00155 int 00156 computeApproximateSignOfTurn(const ads::FixedArray<2,T>& p, 00157 const ads::FixedArray<2,T>& q, 00158 const ads::FixedArray<2,T>& r); 00159 00160 00162 template<typename T> 00163 T 00164 computePseudoAngle(const ads::FixedArray<2,T>& vec); 00165 00166 00167 // CONTINUE: Check the implementation. 00169 00172 template<int N, typename T> 00173 T 00174 computeAngle(const ads::FixedArray<N,T>& a, const ads::FixedArray<N,T>& b); 00175 00176 00177 // @} 00178 //----------------------------------------------------------------------------- 00180 // @{ 00181 00182 00184 template<typename T> 00185 void 00186 rotatePiOver2(ads::FixedArray<2,T>* p); 00187 00188 00190 template<typename T> 00191 void 00192 rotateMinusPiOver2(ads::FixedArray<2,T>& p); 00193 00194 00195 // @} 00196 00197 END_NAMESPACE_GEOM 00198 00199 #define __geom_Point_ipp__ 00200 #include "Point.ipp" 00201 #undef __geom_Point_ipp__ 00202 00203 #endif
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