# GLM: type_vec2.hpp Source File

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# type_vec2.hpp

    00001
    00002 // OpenGL Mathematics Copyright (c) 2005 - 2009 G-Truc Creation (www.g-truc.net)
    00004 // Created : 2008-08-18
    00005 // Updated : 2008-08-31
    00006 // Licence : This source is under MIT License
    00007 // File    : glm/core/type_tvec2.h
    00009
    00010 #ifndef glm_core_type_gentype2
    00011 #define glm_core_type_gentype2
    00012
    00013 #include "type_float.hpp"
    00014 #include "type_int.hpp"
    00015 #include "type_size.hpp"
    00016 #include "_swizzle.hpp"
    00017
    00018 namespace glm
    00019 {
    00020         namespace test
    00021         {
    00022                 void main_vec2();
    00023         }
    00024         //namespace test
    00025
    00026         namespace detail
    00027         {
    00028                 template <typename T> struct tref2;
    00029                 template <typename T> struct tref3;
    00030                 template <typename T> struct tref4;
    00031                 template <typename T> struct tvec3;
    00032                 template <typename T> struct tvec4;
    00033
    00034                 template <typename valType>
    00035                 struct tvec2
    00036                 {
    00038                         // Typedef (Implementation details)
    00039
    00040                         typedef valType value_type;
    00041                         typedef valType& value_reference;
    00042                         typedef valType* value_pointer;
    00043                         typedef tvec2<bool> bool_type;
    00044
    00045                         typedef glm::sizeType size_type;
    00046                         static size_type value_size();
    00047                         static bool is_vector();
    00048
    00049                         typedef tvec2<valType> type;
    00050                         typedef tvec2<valType>* pointer;
    00051                         typedef const tvec2<valType>* const_pointer;
    00052                         typedef const tvec2<valType>*const const_pointer_const;
    00053                         typedef tvec2<valType>*const pointer_const;
    00054                         typedef tvec2<valType>& reference;
    00055                         typedef const tvec2<valType>& const_reference;
    00056                         typedef const tvec2<valType>& param_type;
    00057
    00059                         // Data
    00060
    00061 #       if defined(GLM_USE_ONLY_XYZW)
    00062                         value_type x, y;
    00063 #       else//GLM_USE_ONLY_XYZW
    00064 #               ifdef GLM_USE_ANONYMOUS_UNION
    00065                         union
    00066                         {
    00067                                 struct{value_type x, y;};
    00068                                 struct{value_type r, g;};
    00069                                 struct{value_type s, t;};
    00070                         };
    00071 #               else//GLM_USE_ANONYMOUS_UNION
    00072                         union {value_type x, r, s;};
    00073                         union {value_type y, g, t;};
    00074 #               endif//GLM_USE_ANONYMOUS_UNION
    00075 #       endif//GLM_USE_ONLY_XYZW
    00076
    00078                         // Accesses
    00079
    00080                         valType & operator[](size_type i);
    00081                         valType const & operator[](size_type i) const;
    00082
    00084                         // Address (Implementation details)
    00085
    00086                         value_type const * const _address() const{return (value_type*)(this);}
    00087                         value_type * _address(){return (value_type*)(this);}
    00088
    00090                         // Implicit basic constructors
    00091
    00092                         tvec2();
    00093                         tvec2(tvec2<valType> const & v);
    00094
    00096                         // Explicit basic constructors
    00097
    00098                         explicit tvec2(valType s);
    00099                         explicit tvec2(valType s1, valType s2);
    00100
    00102                         // Swizzle constructors
    00103
    00104                         tvec2(tref2<valType> const & r);
    00105
    00107                         // Convertion scalar constructors
    00108
    00110                         template <typename U>
    00111                         explicit tvec2(U x);
    00113                         template <typename U, typename V>
    00114                         explicit tvec2(U x, V y);
    00115
    00117                         // Convertion vector constructors
    00118
    00120                         template <typename U>
    00121                         explicit tvec2(tvec2<U> const & v);
    00123                         template <typename U>
    00124                         explicit tvec2(tvec3<U> const & v);
    00126                         template <typename U>
    00127                         explicit tvec2(tvec4<U> const & v);
    00128
    00130                         // Unary arithmetic operators
    00131
    00132                         tvec2<valType>& operator= (tvec2<valType> const & v);
    00133
    00134                         tvec2<valType>& operator+=(valType const & s);
    00135                         tvec2<valType>& operator+=(tvec2<valType> const & v);
    00136                         tvec2<valType>& operator-=(valType const & s);
    00137                         tvec2<valType>& operator-=(tvec2<valType> const & v);
    00138                         tvec2<valType>& operator*=(valType const & s);
    00139                         tvec2<valType>& operator*=(tvec2<valType> const & v);
    00140                         tvec2<valType>& operator/=(valType const & s);
    00141                         tvec2<valType>& operator/=(tvec2<valType> const & v);
    00142                         tvec2<valType>& operator++();
    00143                         tvec2<valType>& operator--();
    00144
    00146                         // Unary bit operators
    00147
    00148                         tvec2<valType>& operator%=(valType const & s);
    00149                         tvec2<valType>& operator%=(tvec2<valType> const & v);
    00150                         tvec2<valType>& operator&=(valType const & s);
    00151                         tvec2<valType>& operator&=(tvec2<valType> const & v);
    00152                         tvec2<valType>& operator|=(valType const & s);
    00153                         tvec2<valType>& operator|=(tvec2<valType> const & v);
    00154                         tvec2<valType>& operator^=(valType const & s);
    00155                         tvec2<valType>& operator^=(tvec2<valType> const & v);
    00156                         tvec2<valType>& operator<<=(valType const & s);
    00157                         tvec2<valType>& operator<<=(tvec2<valType> const & v);
    00158                         tvec2<valType>& operator>>=(valType const & s);
    00159                         tvec2<valType>& operator>>=(tvec2<valType> const & v);
    00160
    00162                         // Swizzle operators
    00163
    00164                         valType swizzle(comp X) const;
    00165                         tvec2<valType> swizzle(comp X, comp Y) const;
    00166                         tvec3<valType> swizzle(comp X, comp Y, comp Z) const;
    00167                         tvec4<valType> swizzle(comp X, comp Y, comp Z, comp W) const;
    00168                         tref2<valType> swizzle(comp X, comp Y);
    00169                 };
    00170
    00171 //              tvec2<glm::detail::thalf>::tvec2<glm::detail::thalf><float,float>(float x, float y) :
    00172 //                      x(detail::thalf(x)),
    00173 //                      y(detail::thalf(y))
    00174 //              {}
    00175
    00176                 template <typename T>
    00177                 struct tref2
    00178                 {
    00179                         tref2(T& x, T& y);
    00180                         tref2(tref2<T> const & r);
    00181                         tref2(tvec2<T> const & v);
    00182
    00183                         tref2<T>& operator= (tref2<T> const & r);
    00184                         tref2<T>& operator= (tvec2<T> const & v);
    00185
    00186                         T& x;
    00187                         T& y;
    00188                 };
    00189         } //namespace detail
    00190
    00191         namespace core{
    00192         namespace type{
    00193         namespace vector{
    00194
    00196         // Boolean definition
    00197
    00200         typedef detail::tvec2<bool>                             bvec2;
    00201
    00203         // Float definition
    00204
    00205 #ifndef GLM_PRECISION
    00208         typedef detail::tvec2<mediump_float>    vec2;
    00209 #elif(GLM_PRECISION & GLM_PRECISION_HIGHP_FLOAT)
    00210         typedef detail::tvec2<highp_float>              vec2;
    00211 #elif(GLM_PRECISION & GLM_PRECISION_MEDIUMP_FLOAT)
    00212         typedef detail::tvec2<mediump_float>    vec2;
    00213 #elif(GLM_PRECISION & GLM_PRECISION_LOWP_FLOAT)
    00214         typedef detail::tvec2<lowp_float>               vec2;
    00215 #else
    00216         typedef detail::tvec2<mediump_float>    vec2;
    00217 #endif//GLM_PRECISION
    00218
    00219         namespace precision
    00220         {
    00224                 typedef detail::tvec2<highp_float>              highp_vec2;
    00228                 typedef detail::tvec2<mediump_float>    mediump_vec2;
    00232                 typedef detail::tvec2<lowp_float>               lowp_vec2;
    00233         }
    00234         //namespace precision
    00235
    00237         // Signed integer definition
    00238
    00239 #ifndef GLM_PRECISION
    00242         typedef detail::tvec2<mediump_int>              ivec2;
    00243 #elif(GLM_PRECISION & GLM_PRECISION_HIGHP_INT)
    00244         typedef detail::tvec2<highp_int>                ivec2;
    00245 #elif(GLM_PRECISION & GLM_PRECISION_MEDIUMP_INT)
    00246         typedef detail::tvec2<mediump_int>              ivec2;
    00247 #elif(GLM_PRECISION & GLM_PRECISION_LOWP_INT)
    00248         typedef detail::tvec2<lowp_int>                 ivec2;
    00249 #else
    00250         typedef detail::tvec2<mediump_int>              ivec2;
    00251 #endif//GLM_PRECISION
    00252
    00253         namespace precision
    00254         {
    00258                 typedef detail::tvec2<highp_int>                highp_ivec2;
    00262                 typedef detail::tvec2<mediump_int>              mediump_ivec2;
    00266                 typedef detail::tvec2<lowp_int>                 lowp_ivec2;
    00267         }
    00268         //namespace precision
    00269
    00271         // Unsigned integer definition
    00272
    00273 #ifndef GLM_PRECISION
    00276         typedef detail::tvec2<mediump_uint>             uvec2;
    00277 #elif(GLM_PRECISION & GLM_PRECISION_HIGHP_UINT)
    00278         typedef detail::tvec2<highp_uint>               uvec2;
    00279 #elif(GLM_PRECISION & GLM_PRECISION_MEDIUMP_UINT)
    00280         typedef detail::tvec2<mediump_uint>             uvec2;
    00281 #elif(GLM_PRECISION & GLM_PRECISION_LOWP_UINT)
    00282         typedef detail::tvec2<lowp_uint>                uvec2;
    00283 #else
    00284         typedef detail::tvec2<mediump_uint>             uvec2;
    00285 #endif//GLM_PRECISION
    00286
    00287         namespace precision
    00288         {
    00292                 typedef detail::tvec2<highp_uint>               highp_uvec2;
    00296                 typedef detail::tvec2<mediump_uint>             mediump_uvec2;
    00300                 typedef detail::tvec2<lowp_uint>                lowp_uvec2;
    00301         }
    00302         //namespace precision
    00303
    00304         }//namespace vector
    00305         }//namespace type
    00306         }//namespace core
    00307 }//namespace glm
    00308
    00309 #include "type_vec2.inl"
    00310
    00311 #endif//glm_core_type_gentype2