| 1 | /// @ref gtc_type_ptr |
| 2 | |
| 3 | #include <cstring> |
| 4 | |
| 5 | namespace glm |
| 6 | { |
| 7 | /// @addtogroup gtc_type_ptr |
| 8 | /// @{ |
| 9 | |
| 10 | template<typename T, qualifier Q> |
| 11 | GLM_FUNC_QUALIFIER T const* value_ptr(vec<2, T, Q> const& v) |
| 12 | { |
| 13 | return &(v.x); |
| 14 | } |
| 15 | |
| 16 | template<typename T, qualifier Q> |
| 17 | GLM_FUNC_QUALIFIER T* value_ptr(vec<2, T, Q>& v) |
| 18 | { |
| 19 | return &(v.x); |
| 20 | } |
| 21 | |
| 22 | template<typename T, qualifier Q> |
| 23 | GLM_FUNC_QUALIFIER T const * value_ptr(vec<3, T, Q> const& v) |
| 24 | { |
| 25 | return &(v.x); |
| 26 | } |
| 27 | |
| 28 | template<typename T, qualifier Q> |
| 29 | GLM_FUNC_QUALIFIER T* value_ptr(vec<3, T, Q>& v) |
| 30 | { |
| 31 | return &(v.x); |
| 32 | } |
| 33 | |
| 34 | template<typename T, qualifier Q> |
| 35 | GLM_FUNC_QUALIFIER T const* value_ptr(vec<4, T, Q> const& v) |
| 36 | { |
| 37 | return &(v.x); |
| 38 | } |
| 39 | |
| 40 | template<typename T, qualifier Q> |
| 41 | GLM_FUNC_QUALIFIER T* value_ptr(vec<4, T, Q>& v) |
| 42 | { |
| 43 | return &(v.x); |
| 44 | } |
| 45 | |
| 46 | template<typename T, qualifier Q> |
| 47 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<2, 2, T, Q> const& m) |
| 48 | { |
| 49 | return &(m[0].x); |
| 50 | } |
| 51 | |
| 52 | template<typename T, qualifier Q> |
| 53 | GLM_FUNC_QUALIFIER T* value_ptr(mat<2, 2, T, Q>& m) |
| 54 | { |
| 55 | return &(m[0].x); |
| 56 | } |
| 57 | |
| 58 | template<typename T, qualifier Q> |
| 59 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<3, 3, T, Q> const& m) |
| 60 | { |
| 61 | return &(m[0].x); |
| 62 | } |
| 63 | |
| 64 | template<typename T, qualifier Q> |
| 65 | GLM_FUNC_QUALIFIER T* value_ptr(mat<3, 3, T, Q>& m) |
| 66 | { |
| 67 | return &(m[0].x); |
| 68 | } |
| 69 | |
| 70 | template<typename T, qualifier Q> |
| 71 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<4, 4, T, Q> const& m) |
| 72 | { |
| 73 | return &(m[0].x); |
| 74 | } |
| 75 | |
| 76 | template<typename T, qualifier Q> |
| 77 | GLM_FUNC_QUALIFIER T* value_ptr(mat<4, 4, T, Q>& m) |
| 78 | { |
| 79 | return &(m[0].x); |
| 80 | } |
| 81 | |
| 82 | template<typename T, qualifier Q> |
| 83 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<2, 3, T, Q> const& m) |
| 84 | { |
| 85 | return &(m[0].x); |
| 86 | } |
| 87 | |
| 88 | template<typename T, qualifier Q> |
| 89 | GLM_FUNC_QUALIFIER T* value_ptr(mat<2, 3, T, Q>& m) |
| 90 | { |
| 91 | return &(m[0].x); |
| 92 | } |
| 93 | |
| 94 | template<typename T, qualifier Q> |
| 95 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<3, 2, T, Q> const& m) |
| 96 | { |
| 97 | return &(m[0].x); |
| 98 | } |
| 99 | |
| 100 | template<typename T, qualifier Q> |
| 101 | GLM_FUNC_QUALIFIER T* value_ptr(mat<3, 2, T, Q>& m) |
| 102 | { |
| 103 | return &(m[0].x); |
| 104 | } |
| 105 | |
| 106 | template<typename T, qualifier Q> |
| 107 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<2, 4, T, Q> const& m) |
| 108 | { |
| 109 | return &(m[0].x); |
| 110 | } |
| 111 | |
| 112 | template<typename T, qualifier Q> |
| 113 | GLM_FUNC_QUALIFIER T* value_ptr(mat<2, 4, T, Q>& m) |
| 114 | { |
| 115 | return &(m[0].x); |
| 116 | } |
| 117 | |
| 118 | template<typename T, qualifier Q> |
| 119 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<4, 2, T, Q> const& m) |
| 120 | { |
| 121 | return &(m[0].x); |
| 122 | } |
| 123 | |
| 124 | template<typename T, qualifier Q> |
| 125 | GLM_FUNC_QUALIFIER T* value_ptr(mat<4, 2, T, Q>& m) |
| 126 | { |
| 127 | return &(m[0].x); |
| 128 | } |
| 129 | |
| 130 | template<typename T, qualifier Q> |
| 131 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<3, 4, T, Q> const& m) |
| 132 | { |
| 133 | return &(m[0].x); |
| 134 | } |
| 135 | |
| 136 | template<typename T, qualifier Q> |
| 137 | GLM_FUNC_QUALIFIER T* value_ptr(mat<3, 4, T, Q>& m) |
| 138 | { |
| 139 | return &(m[0].x); |
| 140 | } |
| 141 | |
| 142 | template<typename T, qualifier Q> |
| 143 | GLM_FUNC_QUALIFIER T const* value_ptr(mat<4, 3, T, Q> const& m) |
| 144 | { |
| 145 | return &(m[0].x); |
| 146 | } |
| 147 | |
| 148 | template<typename T, qualifier Q> |
| 149 | GLM_FUNC_QUALIFIER T * value_ptr(mat<4, 3, T, Q>& m) |
| 150 | { |
| 151 | return &(m[0].x); |
| 152 | } |
| 153 | |
| 154 | template<typename T, qualifier Q> |
| 155 | GLM_FUNC_QUALIFIER T const * value_ptr(qua<T, Q> const& q) |
| 156 | { |
| 157 | return &(q[0]); |
| 158 | } |
| 159 | |
| 160 | template<typename T, qualifier Q> |
| 161 | GLM_FUNC_QUALIFIER T* value_ptr(qua<T, Q>& q) |
| 162 | { |
| 163 | return &(q[0]); |
| 164 | } |
| 165 | |
| 166 | template <typename T, qualifier Q> |
| 167 | inline vec<1, T, Q> make_vec1(vec<1, T, Q> const& v) |
| 168 | { |
| 169 | return v; |
| 170 | } |
| 171 | |
| 172 | template <typename T, qualifier Q> |
| 173 | inline vec<1, T, Q> make_vec1(vec<2, T, Q> const& v) |
| 174 | { |
| 175 | return vec<1, T, Q>(v); |
| 176 | } |
| 177 | |
| 178 | template <typename T, qualifier Q> |
| 179 | inline vec<1, T, Q> make_vec1(vec<3, T, Q> const& v) |
| 180 | { |
| 181 | return vec<1, T, Q>(v); |
| 182 | } |
| 183 | |
| 184 | template <typename T, qualifier Q> |
| 185 | inline vec<1, T, Q> make_vec1(vec<4, T, Q> const& v) |
| 186 | { |
| 187 | return vec<1, T, Q>(v); |
| 188 | } |
| 189 | |
| 190 | template <typename T, qualifier Q> |
| 191 | inline vec<2, T, Q> make_vec2(vec<1, T, Q> const& v) |
| 192 | { |
| 193 | return vec<2, T, Q>(v.x, static_cast<T>(0)); |
| 194 | } |
| 195 | |
| 196 | template <typename T, qualifier Q> |
| 197 | inline vec<2, T, Q> make_vec2(vec<2, T, Q> const& v) |
| 198 | { |
| 199 | return v; |
| 200 | } |
| 201 | |
| 202 | template <typename T, qualifier Q> |
| 203 | inline vec<2, T, Q> make_vec2(vec<3, T, Q> const& v) |
| 204 | { |
| 205 | return vec<2, T, Q>(v); |
| 206 | } |
| 207 | |
| 208 | template <typename T, qualifier Q> |
| 209 | inline vec<2, T, Q> make_vec2(vec<4, T, Q> const& v) |
| 210 | { |
| 211 | return vec<2, T, Q>(v); |
| 212 | } |
| 213 | |
| 214 | template <typename T, qualifier Q> |
| 215 | inline vec<3, T, Q> make_vec3(vec<1, T, Q> const& v) |
| 216 | { |
| 217 | return vec<3, T, Q>(v.x, static_cast<T>(0), static_cast<T>(0)); |
| 218 | } |
| 219 | |
| 220 | template <typename T, qualifier Q> |
| 221 | inline vec<3, T, Q> make_vec3(vec<2, T, Q> const& v) |
| 222 | { |
| 223 | return vec<3, T, Q>(v.x, v.y, static_cast<T>(0)); |
| 224 | } |
| 225 | |
| 226 | template <typename T, qualifier Q> |
| 227 | inline vec<3, T, Q> make_vec3(vec<3, T, Q> const& v) |
| 228 | { |
| 229 | return v; |
| 230 | } |
| 231 | |
| 232 | template <typename T, qualifier Q> |
| 233 | inline vec<3, T, Q> make_vec3(vec<4, T, Q> const& v) |
| 234 | { |
| 235 | return vec<3, T, Q>(v); |
| 236 | } |
| 237 | |
| 238 | template <typename T, qualifier Q> |
| 239 | inline vec<4, T, Q> make_vec4(vec<1, T, Q> const& v) |
| 240 | { |
| 241 | return vec<4, T, Q>(v.x, static_cast<T>(0), static_cast<T>(0), static_cast<T>(1)); |
| 242 | } |
| 243 | |
| 244 | template <typename T, qualifier Q> |
| 245 | inline vec<4, T, Q> make_vec4(vec<2, T, Q> const& v) |
| 246 | { |
| 247 | return vec<4, T, Q>(v.x, v.y, static_cast<T>(0), static_cast<T>(1)); |
| 248 | } |
| 249 | |
| 250 | template <typename T, qualifier Q> |
| 251 | inline vec<4, T, Q> make_vec4(vec<3, T, Q> const& v) |
| 252 | { |
| 253 | return vec<4, T, Q>(v.x, v.y, v.z, static_cast<T>(1)); |
| 254 | } |
| 255 | |
| 256 | template <typename T, qualifier Q> |
| 257 | inline vec<4, T, Q> make_vec4(vec<4, T, Q> const& v) |
| 258 | { |
| 259 | return v; |
| 260 | } |
| 261 | |
| 262 | template<typename T> |
| 263 | GLM_FUNC_QUALIFIER vec<2, T, defaultp> make_vec2(T const *const ptr) |
| 264 | { |
| 265 | vec<2, T, defaultp> Result; |
| 266 | memcpy(value_ptr(Result), ptr, sizeof(vec<2, T, defaultp>)); |
| 267 | return Result; |
| 268 | } |
| 269 | |
| 270 | template<typename T> |
| 271 | GLM_FUNC_QUALIFIER vec<3, T, defaultp> make_vec3(T const *const ptr) |
| 272 | { |
| 273 | vec<3, T, defaultp> Result; |
| 274 | memcpy(value_ptr(Result), ptr, sizeof(vec<3, T, defaultp>)); |
| 275 | return Result; |
| 276 | } |
| 277 | |
| 278 | template<typename T> |
| 279 | GLM_FUNC_QUALIFIER vec<4, T, defaultp> make_vec4(T const *const ptr) |
| 280 | { |
| 281 | vec<4, T, defaultp> Result; |
| 282 | memcpy(value_ptr(Result), ptr, sizeof(vec<4, T, defaultp>)); |
| 283 | return Result; |
| 284 | } |
| 285 | |
| 286 | template<typename T> |
| 287 | GLM_FUNC_QUALIFIER mat<2, 2, T, defaultp> make_mat2x2(T const *const ptr) |
| 288 | { |
| 289 | mat<2, 2, T, defaultp> Result; |
| 290 | memcpy(value_ptr(Result), ptr, sizeof(mat<2, 2, T, defaultp>)); |
| 291 | return Result; |
| 292 | } |
| 293 | |
| 294 | template<typename T> |
| 295 | GLM_FUNC_QUALIFIER mat<2, 3, T, defaultp> make_mat2x3(T const *const ptr) |
| 296 | { |
| 297 | mat<2, 3, T, defaultp> Result; |
| 298 | memcpy(value_ptr(Result), ptr, sizeof(mat<2, 3, T, defaultp>)); |
| 299 | return Result; |
| 300 | } |
| 301 | |
| 302 | template<typename T> |
| 303 | GLM_FUNC_QUALIFIER mat<2, 4, T, defaultp> make_mat2x4(T const *const ptr) |
| 304 | { |
| 305 | mat<2, 4, T, defaultp> Result; |
| 306 | memcpy(value_ptr(Result), ptr, sizeof(mat<2, 4, T, defaultp>)); |
| 307 | return Result; |
| 308 | } |
| 309 | |
| 310 | template<typename T> |
| 311 | GLM_FUNC_QUALIFIER mat<3, 2, T, defaultp> make_mat3x2(T const *const ptr) |
| 312 | { |
| 313 | mat<3, 2, T, defaultp> Result; |
| 314 | memcpy(value_ptr(Result), ptr, sizeof(mat<3, 2, T, defaultp>)); |
| 315 | return Result; |
| 316 | } |
| 317 | |
| 318 | template<typename T> |
| 319 | GLM_FUNC_QUALIFIER mat<3, 3, T, defaultp> make_mat3x3(T const *const ptr) |
| 320 | { |
| 321 | mat<3, 3, T, defaultp> Result; |
| 322 | memcpy(value_ptr(Result), ptr, sizeof(mat<3, 3, T, defaultp>)); |
| 323 | return Result; |
| 324 | } |
| 325 | |
| 326 | template<typename T> |
| 327 | GLM_FUNC_QUALIFIER mat<3, 4, T, defaultp> make_mat3x4(T const *const ptr) |
| 328 | { |
| 329 | mat<3, 4, T, defaultp> Result; |
| 330 | memcpy(value_ptr(Result), ptr, sizeof(mat<3, 4, T, defaultp>)); |
| 331 | return Result; |
| 332 | } |
| 333 | |
| 334 | template<typename T> |
| 335 | GLM_FUNC_QUALIFIER mat<4, 2, T, defaultp> make_mat4x2(T const *const ptr) |
| 336 | { |
| 337 | mat<4, 2, T, defaultp> Result; |
| 338 | memcpy(value_ptr(Result), ptr, sizeof(mat<4, 2, T, defaultp>)); |
| 339 | return Result; |
| 340 | } |
| 341 | |
| 342 | template<typename T> |
| 343 | GLM_FUNC_QUALIFIER mat<4, 3, T, defaultp> make_mat4x3(T const *const ptr) |
| 344 | { |
| 345 | mat<4, 3, T, defaultp> Result; |
| 346 | memcpy(value_ptr(Result), ptr, sizeof(mat<4, 3, T, defaultp>)); |
| 347 | return Result; |
| 348 | } |
| 349 | |
| 350 | template<typename T> |
| 351 | GLM_FUNC_QUALIFIER mat<4, 4, T, defaultp> make_mat4x4(T const *const ptr) |
| 352 | { |
| 353 | mat<4, 4, T, defaultp> Result; |
| 354 | memcpy(value_ptr(Result), ptr, sizeof(mat<4, 4, T, defaultp>)); |
| 355 | return Result; |
| 356 | } |
| 357 | |
| 358 | template<typename T> |
| 359 | GLM_FUNC_QUALIFIER mat<2, 2, T, defaultp> make_mat2(T const *const ptr) |
| 360 | { |
| 361 | return make_mat2x2(ptr); |
| 362 | } |
| 363 | |
| 364 | template<typename T> |
| 365 | GLM_FUNC_QUALIFIER mat<3, 3, T, defaultp> make_mat3(T const *const ptr) |
| 366 | { |
| 367 | return make_mat3x3(ptr); |
| 368 | } |
| 369 | |
| 370 | template<typename T> |
| 371 | GLM_FUNC_QUALIFIER mat<4, 4, T, defaultp> make_mat4(T const *const ptr) |
| 372 | { |
| 373 | return make_mat4x4(ptr); |
| 374 | } |
| 375 | |
| 376 | template<typename T> |
| 377 | GLM_FUNC_QUALIFIER qua<T, defaultp> make_quat(T const *const ptr) |
| 378 | { |
| 379 | qua<T, defaultp> Result; |
| 380 | memcpy(value_ptr(Result), ptr, sizeof(qua<T, defaultp>)); |
| 381 | return Result; |
| 382 | } |
| 383 | |
| 384 | /// @} |
| 385 | }//namespace glm |
| 386 | |