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Robert 2020-09-04 21:13:22 +02:00
parent 0889e4de0d
commit 10bc916711
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40
vendor/include/glm/ext/scalar_relational.inl vendored Normal file
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#include "../common.hpp"
#include "../ext/scalar_int_sized.hpp"
#include "../ext/scalar_uint_sized.hpp"
#include "../detail/type_float.hpp"
namespace glm
{
template<typename genType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool equal(genType const& x, genType const& y, genType const& epsilon)
{
return abs(x - y) <= epsilon;
}
template<typename genType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool notEqual(genType const& x, genType const& y, genType const& epsilon)
{
return abs(x - y) > epsilon;
}
template<typename genType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool equal(genType const& x, genType const& y, int MaxULPs)
{
detail::float_t<genType> const a(x);
detail::float_t<genType> const b(y);
// Different signs means they do not match.
if(a.negative() != b.negative())
return false;
// Find the difference in ULPs.
typename detail::float_t<genType>::int_type const DiffULPs = abs(a.i - b.i);
return DiffULPs <= MaxULPs;
}
template<typename genType>
GLM_FUNC_QUALIFIER GLM_CONSTEXPR bool notEqual(genType const& x, genType const& y, int ULPs)
{
return !equal(x, y, ULPs);
}
}//namespace glm