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Diffstat (limited to 'depedencies/include/glm/gtc/random.inl')
| -rw-r--r-- | depedencies/include/glm/gtc/random.inl | 350 |
1 files changed, 0 insertions, 350 deletions
diff --git a/depedencies/include/glm/gtc/random.inl b/depedencies/include/glm/gtc/random.inl deleted file mode 100644 index ad5926e..0000000 --- a/depedencies/include/glm/gtc/random.inl +++ /dev/null @@ -1,350 +0,0 @@ -/// @ref gtc_random -/// @file glm/gtc/random.inl - -#include "../geometric.hpp" -#include "../exponential.hpp" -#include <cstdlib> -#include <ctime> -#include <cassert> - -namespace glm{ -namespace detail -{ - template <typename T, precision P, template <class, precision> class vecType> - struct compute_rand - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(); - }; - - template <precision P> - struct compute_rand<uint8, P, tvec1> - { - GLM_FUNC_QUALIFIER static tvec1<uint8, P> call() - { - return tvec1<uint8, P>( - std::rand() % std::numeric_limits<uint8>::max()); - } - }; - - template <precision P> - struct compute_rand<uint8, P, tvec2> - { - GLM_FUNC_QUALIFIER static tvec2<uint8, P> call() - { - return tvec2<uint8, P>( - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max()); - } - }; - - template <precision P> - struct compute_rand<uint8, P, tvec3> - { - GLM_FUNC_QUALIFIER static tvec3<uint8, P> call() - { - return tvec3<uint8, P>( - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max()); - } - }; - - template <precision P> - struct compute_rand<uint8, P, tvec4> - { - GLM_FUNC_QUALIFIER static tvec4<uint8, P> call() - { - return tvec4<uint8, P>( - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max(), - std::rand() % std::numeric_limits<uint8>::max()); - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_rand<uint16, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint16, P> call() - { - return - (vecType<uint16, P>(compute_rand<uint8, P, vecType>::call()) << static_cast<uint16>(8)) | - (vecType<uint16, P>(compute_rand<uint8, P, vecType>::call()) << static_cast<uint16>(0)); - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_rand<uint32, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint32, P> call() - { - return - (vecType<uint32, P>(compute_rand<uint16, P, vecType>::call()) << static_cast<uint32>(16)) | - (vecType<uint32, P>(compute_rand<uint16, P, vecType>::call()) << static_cast<uint32>(0)); - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_rand<uint64, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint64, P> call() - { - return - (vecType<uint64, P>(compute_rand<uint32, P, vecType>::call()) << static_cast<uint64>(32)) | - (vecType<uint64, P>(compute_rand<uint32, P, vecType>::call()) << static_cast<uint64>(0)); - } - }; - - template <typename T, precision P, template <class, precision> class vecType> - struct compute_linearRand - { - GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & Min, vecType<T, P> const & Max); - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<int8, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<int8, P> call(vecType<int8, P> const & Min, vecType<int8, P> const & Max) - { - return (vecType<int8, P>(compute_rand<uint8, P, vecType>::call() % vecType<uint8, P>(Max + static_cast<int8>(1) - Min))) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<uint8, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint8, P> call(vecType<uint8, P> const & Min, vecType<uint8, P> const & Max) - { - return (compute_rand<uint8, P, vecType>::call() % (Max + static_cast<uint8>(1) - Min)) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<int16, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<int16, P> call(vecType<int16, P> const & Min, vecType<int16, P> const & Max) - { - return (vecType<int16, P>(compute_rand<uint16, P, vecType>::call() % vecType<uint16, P>(Max + static_cast<int16>(1) - Min))) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<uint16, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint16, P> call(vecType<uint16, P> const & Min, vecType<uint16, P> const & Max) - { - return (compute_rand<uint16, P, vecType>::call() % (Max + static_cast<uint16>(1) - Min)) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<int32, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<int32, P> call(vecType<int32, P> const & Min, vecType<int32, P> const & Max) - { - return (vecType<int32, P>(compute_rand<uint32, P, vecType>::call() % vecType<uint32, P>(Max + static_cast<int32>(1) - Min))) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<uint32, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint32, P> call(vecType<uint32, P> const & Min, vecType<uint32, P> const & Max) - { - return (compute_rand<uint32, P, vecType>::call() % (Max + static_cast<uint32>(1) - Min)) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<int64, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<int64, P> call(vecType<int64, P> const & Min, vecType<int64, P> const & Max) - { - return (vecType<int64, P>(compute_rand<uint64, P, vecType>::call() % vecType<uint64, P>(Max + static_cast<int64>(1) - Min))) + Min; - } - }; - - template <precision P, template <class, precision> class vecType> - struct compute_linearRand<uint64, P, vecType> - { - GLM_FUNC_QUALIFIER static vecType<uint64, P> call(vecType<uint64, P> const & Min, vecType<uint64, P> const & Max) - { - return (compute_rand<uint64, P, vecType>::call() % (Max + static_cast<uint64>(1) - Min)) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<float, lowp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<float, lowp> call(vecType<float, lowp> const & Min, vecType<float, lowp> const & Max) - { - return vecType<float, lowp>(compute_rand<uint8, lowp, vecType>::call()) / static_cast<float>(std::numeric_limits<uint8>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<float, mediump, vecType> - { - GLM_FUNC_QUALIFIER static vecType<float, mediump> call(vecType<float, mediump> const & Min, vecType<float, mediump> const & Max) - { - return vecType<float, mediump>(compute_rand<uint16, mediump, vecType>::call()) / static_cast<float>(std::numeric_limits<uint16>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<float, highp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<float, highp> call(vecType<float, highp> const & Min, vecType<float, highp> const & Max) - { - return vecType<float, highp>(compute_rand<uint32, highp, vecType>::call()) / static_cast<float>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<double, lowp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<double, lowp> call(vecType<double, lowp> const & Min, vecType<double, lowp> const & Max) - { - return vecType<double, lowp>(compute_rand<uint16, lowp, vecType>::call()) / static_cast<double>(std::numeric_limits<uint16>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<double, mediump, vecType> - { - GLM_FUNC_QUALIFIER static vecType<double, mediump> call(vecType<double, mediump> const & Min, vecType<double, mediump> const & Max) - { - return vecType<double, mediump>(compute_rand<uint32, mediump, vecType>::call()) / static_cast<double>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<double, highp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<double, highp> call(vecType<double, highp> const & Min, vecType<double, highp> const & Max) - { - return vecType<double, highp>(compute_rand<uint64, highp, vecType>::call()) / static_cast<double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<long double, lowp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<long double, lowp> call(vecType<long double, lowp> const & Min, vecType<long double, lowp> const & Max) - { - return vecType<long double, lowp>(compute_rand<uint32, lowp, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<long double, mediump, vecType> - { - GLM_FUNC_QUALIFIER static vecType<long double, mediump> call(vecType<long double, mediump> const & Min, vecType<long double, mediump> const & Max) - { - return vecType<long double, mediump>(compute_rand<uint64, mediump, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min; - } - }; - - template <template <class, precision> class vecType> - struct compute_linearRand<long double, highp, vecType> - { - GLM_FUNC_QUALIFIER static vecType<long double, highp> call(vecType<long double, highp> const & Min, vecType<long double, highp> const & Max) - { - return vecType<long double, highp>(compute_rand<uint64, highp, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min; - } - }; -}//namespace detail - - template <typename genType> - GLM_FUNC_QUALIFIER genType linearRand(genType Min, genType Max) - { - return detail::compute_linearRand<genType, highp, tvec1>::call( - tvec1<genType, highp>(Min), - tvec1<genType, highp>(Max)).x; - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> linearRand(vecType<T, P> const & Min, vecType<T, P> const & Max) - { - return detail::compute_linearRand<T, P, vecType>::call(Min, Max); - } - - template <typename genType> - GLM_FUNC_QUALIFIER genType gaussRand(genType Mean, genType Deviation) - { - genType w, x1, x2; - - do - { - x1 = linearRand(genType(-1), genType(1)); - x2 = linearRand(genType(-1), genType(1)); - - w = x1 * x1 + x2 * x2; - } while(w > genType(1)); - - return x2 * Deviation * Deviation * sqrt((genType(-2) * log(w)) / w) + Mean; - } - - template <typename T, precision P, template <typename, precision> class vecType> - GLM_FUNC_QUALIFIER vecType<T, P> gaussRand(vecType<T, P> const & Mean, vecType<T, P> const & Deviation) - { - return detail::functor2<T, P, vecType>::call(gaussRand, Mean, Deviation); - } - - template <typename T> - GLM_FUNC_QUALIFIER tvec2<T, defaultp> diskRand(T Radius) - { - tvec2<T, defaultp> Result(T(0)); - T LenRadius(T(0)); - - do - { - Result = linearRand( - tvec2<T, defaultp>(-Radius), - tvec2<T, defaultp>(Radius)); - LenRadius = length(Result); - } - while(LenRadius > Radius); - - return Result; - } - - template <typename T> - GLM_FUNC_QUALIFIER tvec3<T, defaultp> ballRand(T Radius) - { - tvec3<T, defaultp> Result(T(0)); - T LenRadius(T(0)); - - do - { - Result = linearRand( - tvec3<T, defaultp>(-Radius), - tvec3<T, defaultp>(Radius)); - LenRadius = length(Result); - } - while(LenRadius > Radius); - - return Result; - } - - template <typename T> - GLM_FUNC_QUALIFIER tvec2<T, defaultp> circularRand(T Radius) - { - T a = linearRand(T(0), T(6.283185307179586476925286766559f)); - return tvec2<T, defaultp>(cos(a), sin(a)) * Radius; - } - - template <typename T> - GLM_FUNC_QUALIFIER tvec3<T, defaultp> sphericalRand(T Radius) - { - T z = linearRand(T(-1), T(1)); - T a = linearRand(T(0), T(6.283185307179586476925286766559f)); - - T r = sqrt(T(1) - z * z); - - T x = r * cos(a); - T y = r * sin(a); - - return tvec3<T, defaultp>(x, y, z) * Radius; - } -}//namespace glm |