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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 namespace gtc{ 00026 namespace swizzle 00027 { 00028 using namespace gtc::half_float; 00029 00030 template <typename T, template <typename> class vecType> 00031 T const & swizzle( 00032 vecType<T> const & v, 00033 comp x); 00034 00035 template <typename T, template <typename> class vecType> 00036 detail::tvec2<T> const & swizzle( 00037 vecType<T> const & v, 00038 comp x, comp y); 00039 00040 template <typename T, template <typename> class vecType> 00041 detail::tvec3<T> const & swizzle( 00042 vecType<T> const & v, 00043 comp x, comp y, comp z); 00044 00045 template <typename T, template <typename> class vecType> 00046 detail::tvec4<T> const & swizzle( 00047 vecType<T> const & v, 00048 comp x, comp y, comp z, comp w); 00049 00050 template <typename T, template <typename> class vecType> 00051 T & swizzle( 00052 vecType<T> & v, 00053 comp x); 00054 00055 template <typename T, template <typename> class vecType> 00056 detail::tref2<T> swizzle( 00057 vecType<T> & v, 00058 comp x, comp y); 00059 00060 template <typename T, template <typename> class vecType> 00061 detail::tref3<T> swizzle( 00062 vecType<T> & v, 00063 comp x, comp y, comp z); 00064 00065 template <typename T, template <typename> class vecType> 00066 detail::tref4<T> swizzle( 00067 vecType<T> & v, 00068 comp x, comp y, comp z, comp w); 00069 00070 # define static_swizzle1_const(TYPE, SIZE) \ 00071 template <comp x> \ 00072 GLM_FUNC_QUALIFIER TYPE swizzle(detail::tvec##SIZE<TYPE> const & v) \ 00073 {return v[x];} 00074 00075 # define static_swizzle1_ref(TYPE, SIZE) \ 00076 template <comp x> \ 00077 GLM_FUNC_QUALIFIER TYPE& swizzle(detail::tvec##SIZE<TYPE> & v) \ 00078 {return v[x];} 00079 00080 static_swizzle1_ref(detail::float16, 2) 00081 static_swizzle1_ref(detail::float16, 3) 00082 static_swizzle1_ref(detail::float16, 4) 00083 static_swizzle1_ref(detail::float32, 2) 00084 static_swizzle1_ref(detail::float32, 3) 00085 static_swizzle1_ref(detail::float32, 4) 00086 static_swizzle1_ref(detail::float64, 2) 00087 static_swizzle1_ref(detail::float64, 3) 00088 static_swizzle1_ref(detail::float64, 4) 00089 00090 static_swizzle1_ref(detail::int8, 2) 00091 static_swizzle1_ref(detail::int8, 3) 00092 static_swizzle1_ref(detail::int8, 4) 00093 static_swizzle1_ref(detail::int16, 2) 00094 static_swizzle1_ref(detail::int16, 3) 00095 static_swizzle1_ref(detail::int16, 4) 00096 static_swizzle1_ref(detail::int32, 2) 00097 static_swizzle1_ref(detail::int32, 3) 00098 static_swizzle1_ref(detail::int32, 4) 00099 static_swizzle1_ref(detail::int64, 2) 00100 static_swizzle1_ref(detail::int64, 3) 00101 static_swizzle1_ref(detail::int64, 4) 00102 00103 static_swizzle1_ref(detail::uint8, 2) 00104 static_swizzle1_ref(detail::uint8, 3) 00105 static_swizzle1_ref(detail::uint8, 4) 00106 static_swizzle1_ref(detail::uint16, 2) 00107 static_swizzle1_ref(detail::uint16, 3) 00108 static_swizzle1_ref(detail::uint16, 4) 00109 static_swizzle1_ref(detail::uint32, 2) 00110 static_swizzle1_ref(detail::uint32, 3) 00111 static_swizzle1_ref(detail::uint32, 4) 00112 static_swizzle1_ref(detail::uint64, 2) 00113 static_swizzle1_ref(detail::uint64, 3) 00114 static_swizzle1_ref(detail::uint64, 4) 00115 /* 00116 # define static_swizzle2_const(TYPE) \ 00117 template <comp x, comp y> \ 00118 GLM_FUNC_QUALIFIER TYPE swizzle(TYPE const & v) \ 00119 {return TYPE(v[x], v[y]);} 00120 00121 # define static_swizzle3_const(TYPE) \ 00122 template <comp x, comp y, comp z> \ 00123 GLM_FUNC_QUALIFIER TYPE swizzle(TYPE const & v) \ 00124 {return TYPE(v[x], v[y], v[z]);} 00125 00126 # define static_swizzle4_const(TYPE) \ 00127 template <comp x, comp y, comp z, comp w> \ 00128 GLM_FUNC_QUALIFIER TYPE swizzle(TYPE const & v) \ 00129 {return TYPE(v[x], v[y], v[z], v[w]);} 00130 */ 00131 00132 # define static_swizzle2_const(TYPE, SIZE) \ 00133 template <comp x, comp y> \ 00134 GLM_FUNC_QUALIFIER detail::tvec2<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v) \ 00135 {return detail::tvec2<TYPE>(v[x], v[y]);} 00136 00137 # define static_swizzle3_const(TYPE, SIZE) \ 00138 template <comp x, comp y, comp z> \ 00139 GLM_FUNC_QUALIFIER detail::tvec3<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v) \ 00140 {return detail::tvec3<TYPE>(v[x], v[y], v[z]);} 00141 00142 # define static_swizzle4_const(TYPE, SIZE) \ 00143 template <comp x, comp y, comp z, comp w> \ 00144 GLM_FUNC_QUALIFIER detail::tvec4<TYPE> swizzle(detail::tvec##SIZE<TYPE> const & v) \ 00145 {return detail::tvec4<TYPE>(v[x], v[y], v[z], v[w]);} 00146 00147 00148 static_swizzle2_const(glm::f16, 2) 00149 static_swizzle2_const(glm::f16, 3) 00150 static_swizzle2_const(glm::f16, 4) 00151 static_swizzle2_const(glm::f32, 2) 00152 static_swizzle2_const(glm::f32, 3) 00153 static_swizzle2_const(glm::f32, 4) 00154 static_swizzle2_const(glm::f64, 2) 00155 static_swizzle2_const(glm::f64, 3) 00156 static_swizzle2_const(glm::f64, 4) 00157 00158 static_swizzle2_const(glm::i8, 2) 00159 static_swizzle2_const(glm::i8, 3) 00160 static_swizzle2_const(glm::i8, 4) 00161 static_swizzle2_const(glm::i16, 2) 00162 static_swizzle2_const(glm::i16, 3) 00163 static_swizzle2_const(glm::i16, 4) 00164 static_swizzle2_const(glm::i32, 2) 00165 static_swizzle2_const(glm::i32, 3) 00166 static_swizzle2_const(glm::i32, 4) 00167 static_swizzle2_const(glm::i64, 2) 00168 static_swizzle2_const(glm::i64, 3) 00169 static_swizzle2_const(glm::i64, 4) 00170 00171 static_swizzle2_const(glm::u8, 2) 00172 static_swizzle2_const(glm::u8, 3) 00173 static_swizzle2_const(glm::u8, 4) 00174 static_swizzle2_const(glm::u16, 2) 00175 static_swizzle2_const(glm::u16, 3) 00176 static_swizzle2_const(glm::u16, 4) 00177 static_swizzle2_const(glm::u32, 2) 00178 static_swizzle2_const(glm::u32, 3) 00179 static_swizzle2_const(glm::u32, 4) 00180 static_swizzle2_const(glm::u64, 2) 00181 static_swizzle2_const(glm::u64, 3) 00182 static_swizzle2_const(glm::u64, 4) 00183 00184 static_swizzle3_const(glm::f16, 2) 00185 static_swizzle3_const(glm::f16, 3) 00186 static_swizzle3_const(glm::f16, 4) 00187 static_swizzle3_const(glm::f32, 2) 00188 static_swizzle3_const(glm::f32, 3) 00189 static_swizzle3_const(glm::f32, 4) 00190 static_swizzle3_const(glm::f64, 2) 00191 static_swizzle3_const(glm::f64, 3) 00192 static_swizzle3_const(glm::f64, 4) 00193 00194 static_swizzle3_const(glm::i8, 2) 00195 static_swizzle3_const(glm::i8, 3) 00196 static_swizzle3_const(glm::i8, 4) 00197 static_swizzle3_const(glm::i16, 2) 00198 static_swizzle3_const(glm::i16, 3) 00199 static_swizzle3_const(glm::i16, 4) 00200 static_swizzle3_const(glm::i32, 2) 00201 static_swizzle3_const(glm::i32, 3) 00202 static_swizzle3_const(glm::i32, 4) 00203 static_swizzle3_const(glm::i64, 2) 00204 static_swizzle3_const(glm::i64, 3) 00205 static_swizzle3_const(glm::i64, 4) 00206 00207 static_swizzle3_const(glm::u8, 2) 00208 static_swizzle3_const(glm::u8, 3) 00209 static_swizzle3_const(glm::u8, 4) 00210 static_swizzle3_const(glm::u16, 2) 00211 static_swizzle3_const(glm::u16, 3) 00212 static_swizzle3_const(glm::u16, 4) 00213 static_swizzle3_const(glm::u32, 2) 00214 static_swizzle3_const(glm::u32, 3) 00215 static_swizzle3_const(glm::u32, 4) 00216 static_swizzle3_const(glm::u64, 2) 00217 static_swizzle3_const(glm::u64, 3) 00218 static_swizzle3_const(glm::u64, 4) 00219 00220 static_swizzle4_const(glm::f16, 2) 00221 static_swizzle4_const(glm::f16, 3) 00222 static_swizzle4_const(glm::f16, 4) 00223 static_swizzle4_const(glm::f32, 2) 00224 static_swizzle4_const(glm::f32, 3) 00225 static_swizzle4_const(glm::f32, 4) 00226 static_swizzle4_const(glm::f64, 2) 00227 static_swizzle4_const(glm::f64, 3) 00228 static_swizzle4_const(glm::f64, 4) 00229 00230 static_swizzle4_const(glm::i8, 2) 00231 static_swizzle4_const(glm::i8, 3) 00232 static_swizzle4_const(glm::i8, 4) 00233 static_swizzle4_const(glm::i16, 2) 00234 static_swizzle4_const(glm::i16, 3) 00235 static_swizzle4_const(glm::i16, 4) 00236 static_swizzle4_const(glm::i32, 2) 00237 static_swizzle4_const(glm::i32, 3) 00238 static_swizzle4_const(glm::i32, 4) 00239 static_swizzle4_const(glm::i64, 2) 00240 static_swizzle4_const(glm::i64, 3) 00241 static_swizzle4_const(glm::i64, 4) 00242 00243 static_swizzle4_const(glm::u8, 2) 00244 static_swizzle4_const(glm::u8, 3) 00245 static_swizzle4_const(glm::u8, 4) 00246 static_swizzle4_const(glm::u16, 2) 00247 static_swizzle4_const(glm::u16, 3) 00248 static_swizzle4_const(glm::u16, 4) 00249 static_swizzle4_const(glm::u32, 2) 00250 static_swizzle4_const(glm::u32, 3) 00251 static_swizzle4_const(glm::u32, 4) 00252 static_swizzle4_const(glm::u64, 2) 00253 static_swizzle4_const(glm::u64, 3) 00254 static_swizzle4_const(glm::u64, 4) 00255 00256 # define static_swizzle2_ref(TYPE, SIZE) \ 00257 template <glm::comp x, glm::comp y> \ 00258 GLM_FUNC_QUALIFIER glm::detail::tref2<TYPE> swizzle(detail::tvec##SIZE<TYPE> & v) \ 00259 {return glm::detail::tref2<TYPE>(v[x], v[y]);} 00260 00261 # define static_swizzle3_ref(TYPE, SIZE) \ 00262 template <glm::comp x, glm::comp y, glm::comp z> \ 00263 GLM_FUNC_QUALIFIER glm::detail::tref3<TYPE> swizzle(detail::tvec##SIZE<TYPE> & v) \ 00264 {return glm::detail::tref3<TYPE>(v[x], v[y], v[z]);} 00265 00266 # define static_swizzle4_ref(TYPE, SIZE) \ 00267 template <glm::comp x, glm::comp y, glm::comp z, glm::comp w> \ 00268 GLM_FUNC_QUALIFIER glm::detail::tref4<TYPE> swizzle(detail::tvec##SIZE<TYPE> & v) \ 00269 {return glm::detail::tref4<TYPE>(v[x], v[y], v[z], v[w]);} 00270 00271 static_swizzle2_ref(glm::f16, 2) 00272 static_swizzle2_ref(glm::f16, 3) 00273 static_swizzle2_ref(glm::f16, 4) 00274 static_swizzle2_ref(glm::f32, 2) 00275 static_swizzle2_ref(glm::f32, 3) 00276 static_swizzle2_ref(glm::f32, 4) 00277 static_swizzle2_ref(glm::f64, 2) 00278 static_swizzle2_ref(glm::f64, 3) 00279 static_swizzle2_ref(glm::f64, 4) 00280 00281 static_swizzle2_ref(glm::i8, 2) 00282 static_swizzle2_ref(glm::i8, 3) 00283 static_swizzle2_ref(glm::i8, 4) 00284 static_swizzle2_ref(glm::i16, 2) 00285 static_swizzle2_ref(glm::i16, 3) 00286 static_swizzle2_ref(glm::i16, 4) 00287 static_swizzle2_ref(glm::i32, 2) 00288 static_swizzle2_ref(glm::i32, 3) 00289 static_swizzle2_ref(glm::i32, 4) 00290 static_swizzle2_ref(glm::i64, 2) 00291 static_swizzle2_ref(glm::i64, 3) 00292 static_swizzle2_ref(glm::i64, 4) 00293 00294 static_swizzle2_ref(glm::u8, 2) 00295 static_swizzle2_ref(glm::u8, 3) 00296 static_swizzle2_ref(glm::u8, 4) 00297 static_swizzle2_ref(glm::u16, 2) 00298 static_swizzle2_ref(glm::u16, 3) 00299 static_swizzle2_ref(glm::u16, 4) 00300 static_swizzle2_ref(glm::u32, 2) 00301 static_swizzle2_ref(glm::u32, 3) 00302 static_swizzle2_ref(glm::u32, 4) 00303 static_swizzle2_ref(glm::u64, 2) 00304 static_swizzle2_ref(glm::u64, 3) 00305 static_swizzle2_ref(glm::u64, 4) 00306 00307 static_swizzle3_ref(glm::f16, 3) 00308 static_swizzle3_ref(glm::f16, 4) 00309 static_swizzle3_ref(glm::f32, 3) 00310 static_swizzle3_ref(glm::f32, 4) 00311 static_swizzle3_ref(glm::f64, 3) 00312 static_swizzle3_ref(glm::f64, 4) 00313 00314 static_swizzle3_ref(glm::i8, 3) 00315 static_swizzle3_ref(glm::i8, 4) 00316 static_swizzle3_ref(glm::i16, 3) 00317 static_swizzle3_ref(glm::i16, 4) 00318 static_swizzle3_ref(glm::i32, 3) 00319 static_swizzle3_ref(glm::i32, 4) 00320 static_swizzle3_ref(glm::i64, 3) 00321 static_swizzle3_ref(glm::i64, 4) 00322 00323 static_swizzle3_ref(glm::u8, 3) 00324 static_swizzle3_ref(glm::u8, 4) 00325 static_swizzle3_ref(glm::u16, 3) 00326 static_swizzle3_ref(glm::u16, 4) 00327 static_swizzle3_ref(glm::u32, 3) 00328 static_swizzle3_ref(glm::u32, 4) 00329 static_swizzle3_ref(glm::u64, 3) 00330 static_swizzle3_ref(glm::u64, 4) 00331 00332 static_swizzle4_ref(glm::f16, 4) 00333 static_swizzle4_ref(glm::f32, 4) 00334 static_swizzle4_ref(glm::f64, 4) 00335 00336 static_swizzle4_ref(glm::i8, 4) 00337 static_swizzle4_ref(glm::i16, 4) 00338 static_swizzle4_ref(glm::i32, 4) 00339 static_swizzle4_ref(glm::i64, 4) 00340 00341 static_swizzle4_ref(glm::u8, 4) 00342 static_swizzle4_ref(glm::u16, 4) 00343 static_swizzle4_ref(glm::u32, 4) 00344 static_swizzle4_ref(glm::u64, 4) 00345 00346 }//namespace swizzle 00347 }//namespace gtc 00348 }//namespace glm 00349 00350 #include "swizzle.inl" 00351 00352 namespace glm{using namespace gtc::swizzle;} 00353 00354 #endif//glm_gtc_swizzle
