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Move dead submodules in-tree
Signed-off-by: swurl <swurl@swurl.xyz>
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swurl
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4081 changed files with 1185566 additions and 45 deletions
350
externals/oboe/samples/RhythmGame/third_party/glm/gtc/random.inl
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350
externals/oboe/samples/RhythmGame/third_party/glm/gtc/random.inl
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/// @ref gtc_random
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/// @file glm/gtc/random.inl
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#include "../geometric.hpp"
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#include "../exponential.hpp"
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#include <cstdlib>
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#include <ctime>
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#include <cassert>
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namespace glm{
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namespace detail
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{
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template <typename T, precision P, template <class, precision> class vecType>
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struct compute_rand
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{
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GLM_FUNC_QUALIFIER static vecType<T, P> call();
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};
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template <precision P>
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struct compute_rand<uint8, P, tvec1>
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{
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GLM_FUNC_QUALIFIER static tvec1<uint8, P> call()
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{
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return tvec1<uint8, P>(
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std::rand() % std::numeric_limits<uint8>::max());
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}
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};
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template <precision P>
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struct compute_rand<uint8, P, tvec2>
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{
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GLM_FUNC_QUALIFIER static tvec2<uint8, P> call()
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{
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return tvec2<uint8, P>(
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max());
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}
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};
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template <precision P>
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struct compute_rand<uint8, P, tvec3>
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{
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GLM_FUNC_QUALIFIER static tvec3<uint8, P> call()
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{
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return tvec3<uint8, P>(
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max());
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}
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};
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template <precision P>
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struct compute_rand<uint8, P, tvec4>
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{
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GLM_FUNC_QUALIFIER static tvec4<uint8, P> call()
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{
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return tvec4<uint8, P>(
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max(),
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std::rand() % std::numeric_limits<uint8>::max());
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_rand<uint16, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint16, P> call()
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{
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return
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(vecType<uint16, P>(compute_rand<uint8, P, vecType>::call()) << static_cast<uint16>(8)) |
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(vecType<uint16, P>(compute_rand<uint8, P, vecType>::call()) << static_cast<uint16>(0));
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_rand<uint32, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint32, P> call()
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{
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return
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(vecType<uint32, P>(compute_rand<uint16, P, vecType>::call()) << static_cast<uint32>(16)) |
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(vecType<uint32, P>(compute_rand<uint16, P, vecType>::call()) << static_cast<uint32>(0));
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_rand<uint64, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint64, P> call()
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{
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return
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(vecType<uint64, P>(compute_rand<uint32, P, vecType>::call()) << static_cast<uint64>(32)) |
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(vecType<uint64, P>(compute_rand<uint32, P, vecType>::call()) << static_cast<uint64>(0));
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}
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};
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template <typename T, precision P, template <class, precision> class vecType>
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struct compute_linearRand
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{
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GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & Min, vecType<T, P> const & Max);
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<int8, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<int8, P> call(vecType<int8, P> const & Min, vecType<int8, P> const & Max)
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{
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return (vecType<int8, P>(compute_rand<uint8, P, vecType>::call() % vecType<uint8, P>(Max + static_cast<int8>(1) - Min))) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<uint8, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint8, P> call(vecType<uint8, P> const & Min, vecType<uint8, P> const & Max)
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{
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return (compute_rand<uint8, P, vecType>::call() % (Max + static_cast<uint8>(1) - Min)) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<int16, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<int16, P> call(vecType<int16, P> const & Min, vecType<int16, P> const & Max)
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{
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return (vecType<int16, P>(compute_rand<uint16, P, vecType>::call() % vecType<uint16, P>(Max + static_cast<int16>(1) - Min))) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<uint16, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint16, P> call(vecType<uint16, P> const & Min, vecType<uint16, P> const & Max)
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{
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return (compute_rand<uint16, P, vecType>::call() % (Max + static_cast<uint16>(1) - Min)) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<int32, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<int32, P> call(vecType<int32, P> const & Min, vecType<int32, P> const & Max)
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{
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return (vecType<int32, P>(compute_rand<uint32, P, vecType>::call() % vecType<uint32, P>(Max + static_cast<int32>(1) - Min))) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<uint32, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint32, P> call(vecType<uint32, P> const & Min, vecType<uint32, P> const & Max)
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{
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return (compute_rand<uint32, P, vecType>::call() % (Max + static_cast<uint32>(1) - Min)) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<int64, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<int64, P> call(vecType<int64, P> const & Min, vecType<int64, P> const & Max)
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{
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return (vecType<int64, P>(compute_rand<uint64, P, vecType>::call() % vecType<uint64, P>(Max + static_cast<int64>(1) - Min))) + Min;
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}
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};
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template <precision P, template <class, precision> class vecType>
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struct compute_linearRand<uint64, P, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<uint64, P> call(vecType<uint64, P> const & Min, vecType<uint64, P> const & Max)
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{
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return (compute_rand<uint64, P, vecType>::call() % (Max + static_cast<uint64>(1) - Min)) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<float, lowp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<float, lowp> call(vecType<float, lowp> const & Min, vecType<float, lowp> const & Max)
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{
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return vecType<float, lowp>(compute_rand<uint8, lowp, vecType>::call()) / static_cast<float>(std::numeric_limits<uint8>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<float, mediump, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<float, mediump> call(vecType<float, mediump> const & Min, vecType<float, mediump> const & Max)
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{
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return vecType<float, mediump>(compute_rand<uint16, mediump, vecType>::call()) / static_cast<float>(std::numeric_limits<uint16>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<float, highp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<float, highp> call(vecType<float, highp> const & Min, vecType<float, highp> const & Max)
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{
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return vecType<float, highp>(compute_rand<uint32, highp, vecType>::call()) / static_cast<float>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<double, lowp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<double, lowp> call(vecType<double, lowp> const & Min, vecType<double, lowp> const & Max)
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{
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return vecType<double, lowp>(compute_rand<uint16, lowp, vecType>::call()) / static_cast<double>(std::numeric_limits<uint16>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<double, mediump, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<double, mediump> call(vecType<double, mediump> const & Min, vecType<double, mediump> const & Max)
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{
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return vecType<double, mediump>(compute_rand<uint32, mediump, vecType>::call()) / static_cast<double>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<double, highp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<double, highp> call(vecType<double, highp> const & Min, vecType<double, highp> const & Max)
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{
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return vecType<double, highp>(compute_rand<uint64, highp, vecType>::call()) / static_cast<double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<long double, lowp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<long double, lowp> call(vecType<long double, lowp> const & Min, vecType<long double, lowp> const & Max)
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{
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return vecType<long double, lowp>(compute_rand<uint32, lowp, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint32>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<long double, mediump, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<long double, mediump> call(vecType<long double, mediump> const & Min, vecType<long double, mediump> const & Max)
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{
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return vecType<long double, mediump>(compute_rand<uint64, mediump, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min;
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}
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};
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template <template <class, precision> class vecType>
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struct compute_linearRand<long double, highp, vecType>
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{
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GLM_FUNC_QUALIFIER static vecType<long double, highp> call(vecType<long double, highp> const & Min, vecType<long double, highp> const & Max)
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{
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return vecType<long double, highp>(compute_rand<uint64, highp, vecType>::call()) / static_cast<long double>(std::numeric_limits<uint64>::max()) * (Max - Min) + Min;
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}
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};
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}//namespace detail
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template <typename genType>
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GLM_FUNC_QUALIFIER genType linearRand(genType Min, genType Max)
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{
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return detail::compute_linearRand<genType, highp, tvec1>::call(
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tvec1<genType, highp>(Min),
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tvec1<genType, highp>(Max)).x;
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}
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template <typename T, precision P, template <typename, precision> class vecType>
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GLM_FUNC_QUALIFIER vecType<T, P> linearRand(vecType<T, P> const & Min, vecType<T, P> const & Max)
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{
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return detail::compute_linearRand<T, P, vecType>::call(Min, Max);
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}
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template <typename genType>
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GLM_FUNC_QUALIFIER genType gaussRand(genType Mean, genType Deviation)
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{
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genType w, x1, x2;
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do
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{
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x1 = linearRand(genType(-1), genType(1));
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x2 = linearRand(genType(-1), genType(1));
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w = x1 * x1 + x2 * x2;
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} while(w > genType(1));
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return x2 * Deviation * Deviation * sqrt((genType(-2) * log(w)) / w) + Mean;
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}
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template <typename T, precision P, template <typename, precision> class vecType>
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GLM_FUNC_QUALIFIER vecType<T, P> gaussRand(vecType<T, P> const & Mean, vecType<T, P> const & Deviation)
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{
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return detail::functor2<T, P, vecType>::call(gaussRand, Mean, Deviation);
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}
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template <typename T>
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GLM_FUNC_QUALIFIER tvec2<T, defaultp> diskRand(T Radius)
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{
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tvec2<T, defaultp> Result(T(0));
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T LenRadius(T(0));
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do
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{
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Result = linearRand(
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tvec2<T, defaultp>(-Radius),
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tvec2<T, defaultp>(Radius));
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LenRadius = length(Result);
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}
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while(LenRadius > Radius);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER tvec3<T, defaultp> ballRand(T Radius)
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{
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tvec3<T, defaultp> Result(T(0));
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T LenRadius(T(0));
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do
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{
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Result = linearRand(
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tvec3<T, defaultp>(-Radius),
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tvec3<T, defaultp>(Radius));
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LenRadius = length(Result);
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}
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while(LenRadius > Radius);
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return Result;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER tvec2<T, defaultp> circularRand(T Radius)
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{
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T a = linearRand(T(0), T(6.283185307179586476925286766559f));
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return tvec2<T, defaultp>(cos(a), sin(a)) * Radius;
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}
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template <typename T>
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GLM_FUNC_QUALIFIER tvec3<T, defaultp> sphericalRand(T Radius)
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{
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T z = linearRand(T(-1), T(1));
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T a = linearRand(T(0), T(6.283185307179586476925286766559f));
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T r = sqrt(T(1) - z * z);
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T x = r * cos(a);
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T y = r * sin(a);
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return tvec3<T, defaultp>(x, y, z) * Radius;
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}
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}//namespace glm
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