| 1 | #include "../matrix.hpp" |
| 2 | |
| 3 | namespace glm |
| 4 | { |
| 5 | // -- Constructors -- |
| 6 | |
| 7 | # if GLM_CONFIG_CTOR_INIT == GLM_ENABLE |
| 8 | template<typename T, qualifier Q> |
| 9 | GLM_DEFAULTED_DEFAULT_CTOR_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat() |
| 10 | : value{col_type(1, 0), col_type(0, 1)} |
| 11 | {} |
| 12 | # endif |
| 13 | |
| 14 | template<typename T, qualifier Q> |
| 15 | template<qualifier P> |
| 16 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 2, T, P> const& m) |
| 17 | : value{col_type(m[0]), col_type(m[1])} |
| 18 | {} |
| 19 | |
| 20 | template<typename T, qualifier Q> |
| 21 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(T scalar) |
| 22 | : value{col_type(scalar, 0), col_type(0, scalar)} |
| 23 | {} |
| 24 | |
| 25 | template<typename T, qualifier Q> |
| 26 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat |
| 27 | ( |
| 28 | T const& x0, T const& y0, |
| 29 | T const& x1, T const& y1 |
| 30 | ) |
| 31 | : value{col_type(x0, y0), col_type(x1, y1)} |
| 32 | {} |
| 33 | |
| 34 | template<typename T, qualifier Q> |
| 35 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(col_type const& v0, col_type const& v1) |
| 36 | : value{v0, v1} |
| 37 | {} |
| 38 | |
| 39 | // -- Conversion constructors -- |
| 40 | |
| 41 | template<typename T, qualifier Q> |
| 42 | template<typename X1, typename Y1, typename X2, typename Y2> |
| 43 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat |
| 44 | ( |
| 45 | X1 const& x1, Y1 const& y1, |
| 46 | X2 const& x2, Y2 const& y2 |
| 47 | ) |
| 48 | : value{col_type(static_cast<T>(x1), value_type(y1)), col_type(static_cast<T>(x2), value_type(y2)) } |
| 49 | {} |
| 50 | |
| 51 | template<typename T, qualifier Q> |
| 52 | template<typename V1, typename V2> |
| 53 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(vec<2, V1, Q> const& v1, vec<2, V2, Q> const& v2) |
| 54 | : value{col_type(v1), col_type(v2)} |
| 55 | {} |
| 56 | |
| 57 | // -- mat2x2 matrix conversions -- |
| 58 | |
| 59 | template<typename T, qualifier Q> |
| 60 | template<typename U, qualifier P> |
| 61 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 2, U, P> const& m) |
| 62 | : value{col_type(m[0]), col_type(m[1])} |
| 63 | {} |
| 64 | |
| 65 | template<typename T, qualifier Q> |
| 66 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 3, T, Q> const& m) |
| 67 | : value{col_type(m[0]), col_type(m[1])} |
| 68 | {} |
| 69 | |
| 70 | template<typename T, qualifier Q> |
| 71 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 4, T, Q> const& m) |
| 72 | : value{col_type(m[0]), col_type(m[1])} |
| 73 | {} |
| 74 | |
| 75 | template<typename T, qualifier Q> |
| 76 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 3, T, Q> const& m) |
| 77 | : value{col_type(m[0]), col_type(m[1])} |
| 78 | {} |
| 79 | |
| 80 | template<typename T, qualifier Q> |
| 81 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 2, T, Q> const& m) |
| 82 | : value{col_type(m[0]), col_type(m[1])} |
| 83 | {} |
| 84 | |
| 85 | template<typename T, qualifier Q> |
| 86 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 4, T, Q> const& m) |
| 87 | : value{col_type(m[0]), col_type(m[1])} |
| 88 | {} |
| 89 | |
| 90 | template<typename T, qualifier Q> |
| 91 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 2, T, Q> const& m) |
| 92 | : value{col_type(m[0]), col_type(m[1])} |
| 93 | {} |
| 94 | |
| 95 | template<typename T, qualifier Q> |
| 96 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 4, T, Q> const& m) |
| 97 | : value{col_type(m[0]), col_type(m[1])} |
| 98 | {} |
| 99 | |
| 100 | template<typename T, qualifier Q> |
| 101 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 3, T, Q> const& m) |
| 102 | : value{col_type(m[0]), col_type(m[1])} |
| 103 | {} |
| 104 | |
| 105 | // -- Accesses -- |
| 106 | |
| 107 | template<typename T, qualifier Q> |
| 108 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i) noexcept |
| 109 | { |
| 110 | GLM_ASSERT_LENGTH(i, this->length()); |
| 111 | return this->value[i]; |
| 112 | } |
| 113 | |
| 114 | template<typename T, qualifier Q> |
| 115 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type const& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i) const noexcept |
| 116 | { |
| 117 | GLM_ASSERT_LENGTH(i, this->length()); |
| 118 | return this->value[i]; |
| 119 | } |
| 120 | |
| 121 | // -- Unary updatable operators -- |
| 122 | |
| 123 | template<typename T, qualifier Q> |
| 124 | template<typename U> |
| 125 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator=(mat<2, 2, U, Q> const& m) |
| 126 | { |
| 127 | this->value[0] = m[0]; |
| 128 | this->value[1] = m[1]; |
| 129 | return *this; |
| 130 | } |
| 131 | |
| 132 | template<typename T, qualifier Q> |
| 133 | template<typename U> |
| 134 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator+=(U scalar) |
| 135 | { |
| 136 | this->value[0] += scalar; |
| 137 | this->value[1] += scalar; |
| 138 | return *this; |
| 139 | } |
| 140 | |
| 141 | template<typename T, qualifier Q> |
| 142 | template<typename U> |
| 143 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator+=(mat<2, 2, U, Q> const& m) |
| 144 | { |
| 145 | this->value[0] += m[0]; |
| 146 | this->value[1] += m[1]; |
| 147 | return *this; |
| 148 | } |
| 149 | |
| 150 | template<typename T, qualifier Q> |
| 151 | template<typename U> |
| 152 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator-=(U scalar) |
| 153 | { |
| 154 | this->value[0] -= scalar; |
| 155 | this->value[1] -= scalar; |
| 156 | return *this; |
| 157 | } |
| 158 | |
| 159 | template<typename T, qualifier Q> |
| 160 | template<typename U> |
| 161 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator-=(mat<2, 2, U, Q> const& m) |
| 162 | { |
| 163 | this->value[0] -= m[0]; |
| 164 | this->value[1] -= m[1]; |
| 165 | return *this; |
| 166 | } |
| 167 | |
| 168 | template<typename T, qualifier Q> |
| 169 | template<typename U> |
| 170 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator*=(U scalar) |
| 171 | { |
| 172 | this->value[0] *= scalar; |
| 173 | this->value[1] *= scalar; |
| 174 | return *this; |
| 175 | } |
| 176 | |
| 177 | template<typename T, qualifier Q> |
| 178 | template<typename U> |
| 179 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator*=(mat<2, 2, U, Q> const& m) |
| 180 | { |
| 181 | return (*this = *this * m); |
| 182 | } |
| 183 | |
| 184 | template<typename T, qualifier Q> |
| 185 | template<typename U> |
| 186 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator/=(U scalar) |
| 187 | { |
| 188 | this->value[0] /= scalar; |
| 189 | this->value[1] /= scalar; |
| 190 | return *this; |
| 191 | } |
| 192 | |
| 193 | template<typename T, qualifier Q> |
| 194 | template<typename U> |
| 195 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator/=(mat<2, 2, U, Q> const& m) |
| 196 | { |
| 197 | return *this *= inverse(m); |
| 198 | } |
| 199 | |
| 200 | // -- Increment and decrement operators -- |
| 201 | |
| 202 | template<typename T, qualifier Q> |
| 203 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator++() |
| 204 | { |
| 205 | ++this->value[0]; |
| 206 | ++this->value[1]; |
| 207 | return *this; |
| 208 | } |
| 209 | |
| 210 | template<typename T, qualifier Q> |
| 211 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator--() |
| 212 | { |
| 213 | --this->value[0]; |
| 214 | --this->value[1]; |
| 215 | return *this; |
| 216 | } |
| 217 | |
| 218 | template<typename T, qualifier Q> |
| 219 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> mat<2, 2, T, Q>::operator++(int) |
| 220 | { |
| 221 | mat<2, 2, T, Q> Result(*this); |
| 222 | ++*this; |
| 223 | return Result; |
| 224 | } |
| 225 | |
| 226 | template<typename T, qualifier Q> |
| 227 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> mat<2, 2, T, Q>::operator--(int) |
| 228 | { |
| 229 | mat<2, 2, T, Q> Result(*this); |
| 230 | --*this; |
| 231 | return Result; |
| 232 | } |
| 233 | |
| 234 | // -- Unary arithmetic operators -- |
| 235 | |
| 236 | template<typename T, qualifier Q> |
| 237 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m) |
| 238 | { |
| 239 | return m; |
| 240 | } |
| 241 | |
| 242 | template<typename T, qualifier Q> |
| 243 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m) |
| 244 | { |
| 245 | return mat<2, 2, T, Q>( |
| 246 | -m[0], |
| 247 | -m[1]); |
| 248 | } |
| 249 | |
| 250 | // -- Binary arithmetic operators -- |
| 251 | |
| 252 | template<typename T, qualifier Q> |
| 253 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m, T scalar) |
| 254 | { |
| 255 | return mat<2, 2, T, Q>( |
| 256 | m[0] + scalar, |
| 257 | m[1] + scalar); |
| 258 | } |
| 259 | |
| 260 | template<typename T, qualifier Q> |
| 261 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator+(T scalar, mat<2, 2, T, Q> const& m) |
| 262 | { |
| 263 | return mat<2, 2, T, Q>( |
| 264 | m[0] + scalar, |
| 265 | m[1] + scalar); |
| 266 | } |
| 267 | |
| 268 | template<typename T, qualifier Q> |
| 269 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 270 | { |
| 271 | return mat<2, 2, T, Q>( |
| 272 | m1[0] + m2[0], |
| 273 | m1[1] + m2[1]); |
| 274 | } |
| 275 | |
| 276 | template<typename T, qualifier Q> |
| 277 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m, T scalar) |
| 278 | { |
| 279 | return mat<2, 2, T, Q>( |
| 280 | m[0] - scalar, |
| 281 | m[1] - scalar); |
| 282 | } |
| 283 | |
| 284 | template<typename T, qualifier Q> |
| 285 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator-(T scalar, mat<2, 2, T, Q> const& m) |
| 286 | { |
| 287 | return mat<2, 2, T, Q>( |
| 288 | scalar - m[0], |
| 289 | scalar - m[1]); |
| 290 | } |
| 291 | |
| 292 | template<typename T, qualifier Q> |
| 293 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 294 | { |
| 295 | return mat<2, 2, T, Q>( |
| 296 | m1[0] - m2[0], |
| 297 | m1[1] - m2[1]); |
| 298 | } |
| 299 | |
| 300 | template<typename T, qualifier Q> |
| 301 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator*(mat<2, 2, T, Q> const& m, T scalar) |
| 302 | { |
| 303 | return mat<2, 2, T, Q>( |
| 304 | m[0] * scalar, |
| 305 | m[1] * scalar); |
| 306 | } |
| 307 | |
| 308 | template<typename T, qualifier Q> |
| 309 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator*(T scalar, mat<2, 2, T, Q> const& m) |
| 310 | { |
| 311 | return mat<2, 2, T, Q>( |
| 312 | m[0] * scalar, |
| 313 | m[1] * scalar); |
| 314 | } |
| 315 | |
| 316 | template<typename T, qualifier Q> |
| 317 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type operator* |
| 318 | ( |
| 319 | mat<2, 2, T, Q> const& m, |
| 320 | typename mat<2, 2, T, Q>::row_type const& v |
| 321 | ) |
| 322 | { |
| 323 | return vec<2, T, Q>( |
| 324 | m[0][0] * v.x + m[1][0] * v.y, |
| 325 | m[0][1] * v.x + m[1][1] * v.y); |
| 326 | } |
| 327 | |
| 328 | template<typename T, qualifier Q> |
| 329 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::row_type operator* |
| 330 | ( |
| 331 | typename mat<2, 2, T, Q>::col_type const& v, |
| 332 | mat<2, 2, T, Q> const& m |
| 333 | ) |
| 334 | { |
| 335 | return vec<2, T, Q>( |
| 336 | v.x * m[0][0] + v.y * m[0][1], |
| 337 | v.x * m[1][0] + v.y * m[1][1]); |
| 338 | } |
| 339 | |
| 340 | template<typename T, qualifier Q> |
| 341 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 342 | { |
| 343 | return mat<2, 2, T, Q>( |
| 344 | m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1], |
| 345 | m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1], |
| 346 | m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1], |
| 347 | m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1]); |
| 348 | } |
| 349 | |
| 350 | template<typename T, qualifier Q> |
| 351 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<3, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<3, 2, T, Q> const& m2) |
| 352 | { |
| 353 | return mat<3, 2, T, Q>( |
| 354 | m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1], |
| 355 | m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1], |
| 356 | m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1], |
| 357 | m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1], |
| 358 | m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1], |
| 359 | m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1]); |
| 360 | } |
| 361 | |
| 362 | template<typename T, qualifier Q> |
| 363 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<4, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<4, 2, T, Q> const& m2) |
| 364 | { |
| 365 | return mat<4, 2, T, Q>( |
| 366 | m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1], |
| 367 | m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1], |
| 368 | m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1], |
| 369 | m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1], |
| 370 | m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1], |
| 371 | m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1], |
| 372 | m1[0][0] * m2[3][0] + m1[1][0] * m2[3][1], |
| 373 | m1[0][1] * m2[3][0] + m1[1][1] * m2[3][1]); |
| 374 | } |
| 375 | |
| 376 | template<typename T, qualifier Q> |
| 377 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator/(mat<2, 2, T, Q> const& m, T scalar) |
| 378 | { |
| 379 | return mat<2, 2, T, Q>( |
| 380 | m[0] / scalar, |
| 381 | m[1] / scalar); |
| 382 | } |
| 383 | |
| 384 | template<typename T, qualifier Q> |
| 385 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator/(T scalar, mat<2, 2, T, Q> const& m) |
| 386 | { |
| 387 | return mat<2, 2, T, Q>( |
| 388 | scalar / m[0], |
| 389 | scalar / m[1]); |
| 390 | } |
| 391 | |
| 392 | template<typename T, qualifier Q> |
| 393 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type operator/(mat<2, 2, T, Q> const& m, typename mat<2, 2, T, Q>::row_type const& v) |
| 394 | { |
| 395 | return inverse(m) * v; |
| 396 | } |
| 397 | |
| 398 | template<typename T, qualifier Q> |
| 399 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::row_type operator/(typename mat<2, 2, T, Q>::col_type const& v, mat<2, 2, T, Q> const& m) |
| 400 | { |
| 401 | return v * inverse(m); |
| 402 | } |
| 403 | |
| 404 | template<typename T, qualifier Q> |
| 405 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q> operator/(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 406 | { |
| 407 | mat<2, 2, T, Q> m1_copy(m1); |
| 408 | return m1_copy /= m2; |
| 409 | } |
| 410 | |
| 411 | // -- Boolean operators -- |
| 412 | |
| 413 | template<typename T, qualifier Q> |
| 414 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool operator==(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 415 | { |
| 416 | return (m1[0] == m2[0]) && (m1[1] == m2[1]); |
| 417 | } |
| 418 | |
| 419 | template<typename T, qualifier Q> |
| 420 | GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool operator!=(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2) |
| 421 | { |
| 422 | return (m1[0] != m2[0]) || (m1[1] != m2[1]); |
| 423 | } |
| 424 | } //namespace glm |