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# swizzle.hpp

    00001
    00002 // OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
    00004 // Created : 2010-02-20
    00005 // Updated : 2010-02-20
    00006 // Licence : This source is under MIT License
    00007 // File    : glm/gtc/swizzle.hpp
    00009 // Dependency:
    00010 // - GLM core
    00012
    00013 #ifndef glm_gtc_swizzle
    00014 #define glm_gtc_swizzle
    00015
    00016 // Dependency:
    00017 #include "../glm.hpp"
    00018 #include "../gtc/type_precision.hpp"
    00019
    00020 #if(defined(GLM_MESSAGES) && !defined(glm_ext))
    00021 #       pragma message("GLM: GLM_GTC_swizzle extension included")
    00022 #endif
    00023
    00024 namespace glm
    00025 {
    00026         namespace test{
    00027                 void main_gtc_swizzle();
    00028         }//namespace test
    00029
    00030         namespace gtc{
    00032         namespace swizzle
    00033         {
    00034                 using namespace gtc::half_float;
    00035
    00036                 template <typename T, template <typename> class vecType>
    00037                 T const & swizzle(
    00038                         vecType<T> const & v,
    00039                         comp x);
    00040
    00041                 template <typename T, template <typename> class vecType>
    00042                 detail::tvec2<T> const & swizzle(
    00043                         vecType<T> const & v,
    00044                         comp x, comp y);
    00045
    00046                 template <typename T, template <typename> class vecType>
    00047                 detail::tvec3<T> const & swizzle(
    00048                         vecType<T> const & v,
    00049                         comp x, comp y, comp z);
    00050
    00051                 template <typename T, template <typename> class vecType>
    00052                 detail::tvec4<T> const & swizzle(
    00053                         vecType<T> const & v,
    00054                         comp x, comp y, comp z, comp w);
    00055
    00056                 template <typename T, template <typename> class vecType>
    00057                 T & swizzle(
    00058                         vecType<T> & v,
    00059                         comp x);
    00060
    00061                 template <typename T, template <typename> class vecType>
    00062                 detail::tref2<T> swizzle(
    00063                         vecType<T> & v,
    00064                         comp x, comp y);
    00065
    00066                 template <typename T, template <typename> class vecType>
    00067                 detail::tref3<T> swizzle(
    00068                         vecType<T> & v,
    00069                         comp x, comp y, comp z);
    00070
    00071                 template <typename T, template <typename> class vecType>
    00072                 detail::tref4<T> swizzle(
    00073                         vecType<T> & v,
    00074                         comp x, comp y, comp z, comp w);
    00075
    00076 #               define static_swizzle1(TYPE, SIZE)                                                      \
    00077                         template <comp x>                                                                               \
    00078                         inline TYPE swizzle(detail::tvec##SIZE<TYPE> const & v) \
    00079                         {return v[x];}                                                                                  \
    00080                                                                                                                                         \
    00081                         template <comp x>                                                                               \
    00082                         inline TYPE& swizzle(detail::tvec##SIZE<TYPE> & v)              \
    00083                         {return v[x];}
    00084
    00085                 static_swizzle1(detail::float16, 2)
    00086                 static_swizzle1(detail::float16, 3)
    00087                 static_swizzle1(detail::float16, 4)
    00088                 static_swizzle1(detail::float32, 2)
    00089                 static_swizzle1(detail::float32, 3)
    00090                 static_swizzle1(detail::float32, 4)
    00091                 static_swizzle1(detail::float64, 2)
    00092                 static_swizzle1(detail::float64, 3)
    00093                 static_swizzle1(detail::float64, 4)
    00094
    00095                 static_swizzle1(detail::int8,  2)
    00096                 static_swizzle1(detail::int8,  3)
    00097                 static_swizzle1(detail::int8,  4)
    00098                 static_swizzle1(detail::int16, 2)
    00099                 static_swizzle1(detail::int16, 3)
    00100                 static_swizzle1(detail::int16, 4)
    00101                 static_swizzle1(detail::int32, 2)
    00102                 static_swizzle1(detail::int32, 3)
    00103                 static_swizzle1(detail::int32, 4)
    00104                 static_swizzle1(detail::int64, 2)
    00105                 static_swizzle1(detail::int64, 3)
    00106                 static_swizzle1(detail::int64, 4)
    00107
    00108                 static_swizzle1(detail::uint8,  2)
    00109                 static_swizzle1(detail::uint8,  3)
    00110                 static_swizzle1(detail::uint8,  4)
    00111                 static_swizzle1(detail::uint16, 2)
    00112                 static_swizzle1(detail::uint16, 3)
    00113                 static_swizzle1(detail::uint16, 4)
    00114                 static_swizzle1(detail::uint32, 2)
    00115                 static_swizzle1(detail::uint32, 3)
    00116                 static_swizzle1(detail::uint32, 4)
    00117                 static_swizzle1(detail::uint64, 2)
    00118                 static_swizzle1(detail::uint64, 3)
    00119                 static_swizzle1(detail::uint64, 4)
    00120
    00121 #               define static_swizzle2_const(TYPE) \
    00122                         template <comp x, comp y> \
    00123                         inline TYPE swizzle(TYPE const & v) \
    00124                         {return TYPE(v[x], v[y]);}
    00125
    00126 #               define static_swizzle3_const(TYPE) \
    00127                         template <comp x, comp y, comp z> \
    00128                         inline TYPE swizzle(TYPE const & v) \
    00129                         {return TYPE(v[x], v[y], v[z]);}
    00130
    00131 #               define static_swizzle4_const(TYPE) \
    00132                         template <comp x, comp y, comp z, comp w> \
    00133                         inline TYPE swizzle(TYPE const & v) \
    00134                         {return TYPE(v[x], v[y], v[z], v[w]);}
    00135 /*
    00136 #               define static_swizzle2_const(TYPE, SIZE)                                                                        \
    00137                         template <comp x, comp y>                                                                                               \
    00138                         inline detail::tvec2<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v)  \
    00139                         {return detail::tvec2<TYPE>(v[x], v[y]);}
    00140
    00141 #               define static_swizzle3_const(TYPE, SIZE)                                                                        \
    00142                         template <comp x, comp y, comp z>                                                                               \
    00143                         inline detail::tvec3<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v)  \
    00144                         {return detail::tvec3<TYPE>(v[x], v[y], v[z]);}
    00145
    00146 #               define static_swizzle4_const(TYPE, SIZE)                                                                        \
    00147                         template <comp x, comp y, comp z, comp w>                                                               \
    00148                         inline detail::tvec4<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v)  \
    00149                         {return detail::tvec4<TYPE>(v[x], v[y], v[z], v[w]);}
    00150 */
    00151                 static_swizzle2_const(glm::f16vec2)
    00152                 static_swizzle2_const(glm::f16vec3)
    00153                 static_swizzle2_const(glm::f16vec4)
    00154                 static_swizzle2_const(glm::f32vec2)
    00155                 static_swizzle2_const(glm::f32vec3)
    00156                 static_swizzle2_const(glm::f32vec4)
    00157                 static_swizzle2_const(glm::f64vec2)
    00158                 static_swizzle2_const(glm::f64vec3)
    00159                 static_swizzle2_const(glm::f64vec4)
    00160
    00161                 static_swizzle2_const(glm::i8vec2)
    00162                 static_swizzle2_const(glm::i8vec3)
    00163                 static_swizzle2_const(glm::i8vec4)
    00164                 static_swizzle2_const(glm::i16vec2)
    00165                 static_swizzle2_const(glm::i16vec3)
    00166                 static_swizzle2_const(glm::i16vec4)
    00167                 static_swizzle2_const(glm::i32vec2)
    00168                 static_swizzle2_const(glm::i32vec3)
    00169                 static_swizzle2_const(glm::i32vec4)
    00170                 static_swizzle2_const(glm::i64vec2)
    00171                 static_swizzle2_const(glm::i64vec3)
    00172                 static_swizzle2_const(glm::i64vec4)
    00173
    00174                 static_swizzle2_const(glm::u8vec2)
    00175                 static_swizzle2_const(glm::u8vec3)
    00176                 static_swizzle2_const(glm::u8vec4)
    00177                 static_swizzle2_const(glm::u16vec2)
    00178                 static_swizzle2_const(glm::u16vec3)
    00179                 static_swizzle2_const(glm::u16vec4)
    00180                 static_swizzle2_const(glm::u32vec2)
    00181                 static_swizzle2_const(glm::u32vec3)
    00182                 static_swizzle2_const(glm::u32vec4)
    00183                 static_swizzle2_const(glm::u64vec2)
    00184                 static_swizzle2_const(glm::u64vec3)
    00185                 static_swizzle2_const(glm::u64vec4)
    00186
    00187                 static_swizzle3_const(glm::f16vec2)
    00188                 static_swizzle3_const(glm::f16vec3)
    00189                 static_swizzle3_const(glm::f16vec4)
    00190                 static_swizzle3_const(glm::f32vec2)
    00191                 static_swizzle3_const(glm::f32vec3)
    00192                 static_swizzle3_const(glm::f32vec4)
    00193                 static_swizzle3_const(glm::f64vec2)
    00194                 static_swizzle3_const(glm::f64vec3)
    00195                 static_swizzle3_const(glm::f64vec4)
    00196
    00197                 static_swizzle3_const(glm::i8vec2)
    00198                 static_swizzle3_const(glm::i8vec3)
    00199                 static_swizzle3_const(glm::i8vec4)
    00200                 static_swizzle3_const(glm::i16vec2)
    00201                 static_swizzle3_const(glm::i16vec3)
    00202                 static_swizzle3_const(glm::i16vec4)
    00203                 static_swizzle3_const(glm::i32vec2)
    00204                 static_swizzle3_const(glm::i32vec3)
    00205                 static_swizzle3_const(glm::i32vec4)
    00206                 static_swizzle3_const(glm::i64vec2)
    00207                 static_swizzle3_const(glm::i64vec3)
    00208                 static_swizzle3_const(glm::i64vec4)
    00209
    00210                 static_swizzle3_const(glm::u8vec2)
    00211                 static_swizzle3_const(glm::u8vec3)
    00212                 static_swizzle3_const(glm::u8vec4)
    00213                 static_swizzle3_const(glm::u16vec2)
    00214                 static_swizzle3_const(glm::u16vec3)
    00215                 static_swizzle3_const(glm::u16vec4)
    00216                 static_swizzle3_const(glm::u32vec2)
    00217                 static_swizzle3_const(glm::u32vec3)
    00218                 static_swizzle3_const(glm::u32vec4)
    00219                 static_swizzle3_const(glm::u64vec2)
    00220                 static_swizzle3_const(glm::u64vec3)
    00221                 static_swizzle3_const(glm::u64vec4)
    00222
    00223                 static_swizzle4_const(glm::f16vec2)
    00224                 static_swizzle4_const(glm::f16vec3)
    00225                 static_swizzle4_const(glm::f16vec4)
    00226                 static_swizzle4_const(glm::f32vec2)
    00227                 static_swizzle4_const(glm::f32vec3)
    00228                 static_swizzle4_const(glm::f32vec4)
    00229                 static_swizzle4_const(glm::f64vec2)
    00230                 static_swizzle4_const(glm::f64vec3)
    00231                 static_swizzle4_const(glm::f64vec4)
    00232
    00233                 static_swizzle4_const(glm::i8vec2)
    00234                 static_swizzle4_const(glm::i8vec3)
    00235                 static_swizzle4_const(glm::i8vec4)
    00236                 static_swizzle4_const(glm::i16vec2)
    00237                 static_swizzle4_const(glm::i16vec3)
    00238                 static_swizzle4_const(glm::i16vec4)
    00239                 static_swizzle4_const(glm::i32vec2)
    00240                 static_swizzle4_const(glm::i32vec3)
    00241                 static_swizzle4_const(glm::i32vec4)
    00242                 static_swizzle4_const(glm::i64vec2)
    00243                 static_swizzle4_const(glm::i64vec3)
    00244                 static_swizzle4_const(glm::i64vec4)
    00245
    00246                 static_swizzle4_const(glm::u8vec2)
    00247                 static_swizzle4_const(glm::u8vec3)
    00248                 static_swizzle4_const(glm::u8vec4)
    00249                 static_swizzle4_const(glm::u16vec2)
    00250                 static_swizzle4_const(glm::u16vec3)
    00251                 static_swizzle4_const(glm::u16vec4)
    00252                 static_swizzle4_const(glm::u32vec2)
    00253                 static_swizzle4_const(glm::u32vec3)
    00254                 static_swizzle4_const(glm::u32vec4)
    00255                 static_swizzle4_const(glm::u64vec2)
    00256                 static_swizzle4_const(glm::u64vec3)
    00257                 static_swizzle4_const(glm::u64vec4)
    00258
    00259 #               define static_swizzle2_ref(TYPE) \
    00260                         template <glm::comp x, glm::comp y> \
    00261                         inline glm::detail::tref2<typename TYPE::value_type> swizzle(TYPE & v) \
    00262                         {return glm::detail::tref2<typename TYPE::value_type>(v[x], v[y]);}
    00263
    00264 #               define static_swizzle3_ref(TYPE) \
    00265                         template <glm::comp x, glm::comp y, glm::comp z> \
    00266                         inline glm::detail::tref3<typename TYPE::value_type> swizzle(TYPE & v) \
    00267                         {return glm::detail::tref3<typename TYPE::value_type>(v[x], v[y], v[z]);}
    00268
    00269 #               define static_swizzle4_ref(TYPE) \
    00270                         template <glm::comp x, glm::comp y, glm::comp z, glm::comp w> \
    00271                         inline glm::detail::tref4<typename TYPE::value_type> swizzle(TYPE & v) \
    00272                         {return glm::detail::tref4<typename TYPE::value_type>(v[x], v[y], v[z], v[w]);}
    00273
    00274                 static_swizzle2_ref(glm::f16vec2)
    00275                 static_swizzle2_ref(glm::f16vec3)
    00276                 static_swizzle2_ref(glm::f16vec4)
    00277                 static_swizzle2_ref(glm::f32vec2)
    00278                 static_swizzle2_ref(glm::f32vec3)
    00279                 static_swizzle2_ref(glm::f32vec4)
    00280                 static_swizzle2_ref(glm::f64vec2)
    00281                 static_swizzle2_ref(glm::f64vec3)
    00282                 static_swizzle2_ref(glm::f64vec4)
    00283
    00284                 static_swizzle2_ref(glm::i8vec2)
    00285                 static_swizzle2_ref(glm::i8vec3)
    00286                 static_swizzle2_ref(glm::i8vec4)
    00287                 static_swizzle2_ref(glm::i16vec2)
    00288                 static_swizzle2_ref(glm::i16vec3)
    00289                 static_swizzle2_ref(glm::i16vec4)
    00290                 static_swizzle2_ref(glm::i32vec2)
    00291                 static_swizzle2_ref(glm::i32vec3)
    00292                 static_swizzle2_ref(glm::i32vec4)
    00293                 static_swizzle2_ref(glm::i64vec2)
    00294                 static_swizzle2_ref(glm::i64vec3)
    00295                 static_swizzle2_ref(glm::i64vec4)
    00296
    00297                 static_swizzle2_ref(glm::u8vec2)
    00298                 static_swizzle2_ref(glm::u8vec3)
    00299                 static_swizzle2_ref(glm::u8vec4)
    00300                 static_swizzle2_ref(glm::u16vec2)
    00301                 static_swizzle2_ref(glm::u16vec3)
    00302                 static_swizzle2_ref(glm::u16vec4)
    00303                 static_swizzle2_ref(glm::u32vec2)
    00304                 static_swizzle2_ref(glm::u32vec3)
    00305                 static_swizzle2_ref(glm::u32vec4)
    00306                 static_swizzle2_ref(glm::u64vec2)
    00307                 static_swizzle2_ref(glm::u64vec3)
    00308                 static_swizzle2_ref(glm::u64vec4)
    00309
    00310                 static_swizzle3_ref(glm::f16vec3)
    00311                 static_swizzle3_ref(glm::f16vec4)
    00312                 static_swizzle3_ref(glm::f32vec3)
    00313                 static_swizzle3_ref(glm::f32vec4)
    00314                 static_swizzle3_ref(glm::f64vec3)
    00315                 static_swizzle3_ref(glm::f64vec4)
    00316
    00317                 static_swizzle3_ref(glm::i8vec3)
    00318                 static_swizzle3_ref(glm::i8vec4)
    00319                 static_swizzle3_ref(glm::i16vec3)
    00320                 static_swizzle3_ref(glm::i16vec4)
    00321                 static_swizzle3_ref(glm::i32vec3)
    00322                 static_swizzle3_ref(glm::i32vec4)
    00323                 static_swizzle3_ref(glm::i64vec3)
    00324                 static_swizzle3_ref(glm::i64vec4)
    00325
    00326                 static_swizzle3_ref(glm::u8vec3)
    00327                 static_swizzle3_ref(glm::u8vec4)
    00328                 static_swizzle3_ref(glm::u16vec3)
    00329                 static_swizzle3_ref(glm::u16vec4)
    00330                 static_swizzle3_ref(glm::u32vec3)
    00331                 static_swizzle3_ref(glm::u32vec4)
    00332                 static_swizzle3_ref(glm::u64vec3)
    00333                 static_swizzle3_ref(glm::u64vec4)
    00334
    00335                 static_swizzle4_ref(glm::f16vec4)
    00336                 static_swizzle4_ref(glm::f32vec4)
    00337                 static_swizzle4_ref(glm::f64vec4)
    00338
    00339                 static_swizzle4_ref(glm::i8vec4)
    00340                 static_swizzle4_ref(glm::i16vec4)
    00341                 static_swizzle4_ref(glm::i32vec4)
    00342                 static_swizzle4_ref(glm::i64vec4)
    00343
    00344                 static_swizzle4_ref(glm::u8vec4)
    00345                 static_swizzle4_ref(glm::u16vec4)
    00346                 static_swizzle4_ref(glm::u32vec4)
    00347                 static_swizzle4_ref(glm::u64vec4)
    00348
    00349         }//namespace swizzle
    00350         }//namespace gtc
    00351 }//namespace glm
    00352
    00353 #include "swizzle.inl"
    00354
    00355 namespace glm{using namespace gtc::swizzle;}
    00356
    00357 #endif//glm_gtc_swizzle