CLAW Library (a C++ Library Absolutely Wonderful) 1.5.5
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00001 /* 00002 CLAW - a C++ Library Absolutely Wonderful 00003 00004 CLAW is a free library without any particular aim but being useful to 00005 anyone. 00006 00007 Copyright (C) 2005-2010 Julien Jorge 00008 00009 This library is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU Lesser General Public 00011 License as published by the Free Software Foundation; either 00012 version 2.1 of the License, or (at your option) any later version. 00013 00014 This library is distributed in the hope that it will be useful, 00015 but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 Lesser General Public License for more details. 00018 00019 You should have received a copy of the GNU Lesser General Public 00020 License along with this library; if not, write to the Free Software 00021 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00022 00023 contact: julien_jorge@yahoo.fr 00024 */ 00030 #include <cmath> 00031 00032 /*----------------------------------------------------------------------------*/ 00036 template<typename T> 00037 claw::math::coordinate_2d<T>::coordinate_2d() 00038 { 00039 00040 } // coordinate_2d::coordinate_2d() [constructor] 00041 00042 /*----------------------------------------------------------------------------*/ 00046 template<typename T> 00047 template<typename U> 00048 claw::math::coordinate_2d<T>::coordinate_2d(const coordinate_2d<U>& that) 00049 : x(that.x), y(that.y) 00050 { 00051 00052 } // coordinate_2d::coordinate_2d() [copy constructor] 00053 00054 /*----------------------------------------------------------------------------*/ 00060 template<typename T> 00061 claw::math::coordinate_2d<T>::coordinate_2d 00062 (const value_type& _x, const value_type& _y) 00063 : x(_x), y(_y) 00064 { 00065 00066 } // coordinate_2d::coordinate_2d() [constructor whit values] 00067 00068 /*----------------------------------------------------------------------------*/ 00089 template<class T> 00090 template<typename U> 00091 claw::math::coordinate_2d<U> 00092 claw::math::coordinate_2d<T>::cast_value_type_to() const 00093 { 00094 return claw::math::coordinate_2d<U>( (U)x, (U)y ); 00095 } // coordinate_2d::cast_value_type_to() 00096 00097 /*----------------------------------------------------------------------------*/ 00103 template<typename T> 00104 void 00105 claw::math::coordinate_2d<T>::set(const value_type& _x, const value_type& _y) 00106 { 00107 x = _x; 00108 y = _y; 00109 } // coordinate_2d::set() 00110 00111 /*----------------------------------------------------------------------------*/ 00116 template<typename T> 00117 typename claw::math::coordinate_2d<T>::value_type 00118 claw::math::coordinate_2d<T>::distance(const self_type& p) const 00119 { 00120 return (value_type)sqrt( (p.x - x)*(p.x - x) + (p.y - y)*(p.y - y) ); 00121 } // coordinate_2d::distance() 00122 00123 /*----------------------------------------------------------------------------*/ 00128 template<typename T> 00129 bool claw::math::coordinate_2d<T>::operator==(const self_type& that) const 00130 { 00131 return (x == that.x) && (y == that.y); 00132 } // coordinate_2d::operator==() 00133 00134 /*----------------------------------------------------------------------------*/ 00139 template<typename T> 00140 bool claw::math::coordinate_2d<T>::operator!=(const self_type& that) const 00141 { 00142 return !(*this == that); 00143 } // coordinate_2d::operator!=() 00144 00145 /*----------------------------------------------------------------------------*/ 00150 template<typename T> 00151 claw::math::coordinate_2d<T> 00152 claw::math::coordinate_2d<T>::operator+(const self_type& that) const 00153 { 00154 return self_type( x + that.x, y + that.y ); 00155 } // coordinate_2d::operator+() 00156 00157 /*----------------------------------------------------------------------------*/ 00162 template<typename T> 00163 claw::math::coordinate_2d<T> 00164 claw::math::coordinate_2d<T>::operator-(const self_type& that) const 00165 { 00166 return self_type( x - that.x, y - that.y ); 00167 } // coordinate_2d::operator-() 00168 00169 /*----------------------------------------------------------------------------*/ 00174 template<typename T> 00175 claw::math::coordinate_2d<T>& 00176 claw::math::coordinate_2d<T>::operator+=(const self_type& that) 00177 { 00178 x += that.x; 00179 y += that.y; 00180 00181 return *this; 00182 } // coordinate_2d::operator+=() 00183 00184 /*----------------------------------------------------------------------------*/ 00189 template<typename T> 00190 claw::math::coordinate_2d<T>& 00191 claw::math::coordinate_2d<T>::operator-=(const self_type& that) 00192 { 00193 x -= that.x; 00194 y -= that.y; 00195 00196 return *this; 00197 } // coordinate_2d::operator-=() 00198 00199 /*----------------------------------------------------------------------------*/ 00204 template<typename T> 00205 claw::math::coordinate_2d<T> 00206 claw::math::coordinate_2d<T>::operator*(const value_type& v) const 00207 { 00208 return self_type( x * v, y * v ); 00209 } // coordinate_2d::operator*() 00210 00211 /*----------------------------------------------------------------------------*/ 00216 template<typename T> 00217 claw::math::coordinate_2d<T> 00218 claw::math::coordinate_2d<T>::operator/(const value_type& v) const 00219 { 00220 return self_type( x / v, y / v ); 00221 } // coordinate_2d::operator/() 00222 00223 /*----------------------------------------------------------------------------*/ 00228 template<typename T> 00229 claw::math::coordinate_2d<T>& 00230 claw::math::coordinate_2d<T>::operator*=(const value_type& v) 00231 { 00232 x *= v; 00233 y *= v; 00234 00235 return *this; 00236 } // coordinate_2d::operator*=() 00237 00238 /*----------------------------------------------------------------------------*/ 00243 template<typename T> 00244 claw::math::coordinate_2d<T>& 00245 claw::math::coordinate_2d<T>::operator/=(const value_type& v) 00246 { 00247 x /= v; 00248 y /= v; 00249 00250 return *this; 00251 } // coordinate_2d::operator/=() 00252 00253 /*----------------------------------------------------------------------------*/ 00258 template<typename T> 00259 claw::math::coordinate_2d<T> 00260 claw::math::operator-( const claw::math::coordinate_2d<T>& that ) 00261 { 00262 return claw::math::coordinate_2d<T>(-that.x, -that.y); 00263 } // operator-() [coordinate_2d] 00264 00265 /*----------------------------------------------------------------------------*/ 00271 template<typename T, typename U> 00272 claw::math::coordinate_2d<T> 00273 claw::math::operator*( U v, const coordinate_2d<T>& self ) 00274 { 00275 return self * v; 00276 } // operator*() [coordinate_2d]