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/// @ref gtc_epsilon
/// @file glm/gtc/epsilon.inl
// Dependency:
#include "quaternion.hpp"
#include "../vector_relational.hpp"
#include "../common.hpp"
#include "../detail/type_vec.hpp"
namespace glm
{
template<>
GLM_FUNC_QUALIFIER bool epsilonEqual
(
float const& x,
float const& y,
float const& epsilon
)
{
return abs(x - y) < epsilon;
}
template<>
GLM_FUNC_QUALIFIER bool epsilonEqual
(
double const& x,
double const& y,
double const& epsilon
)
{
return abs(x - y) < epsilon;
}
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<L, bool, Q> epsilonEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T const& epsilon)
{
return lessThan(abs(x - y), vec<L, T, Q>(epsilon));
}
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<L, bool, Q> epsilonEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
{
return lessThan(abs(x - y), vec<L, T, Q>(epsilon));
}
template<>
GLM_FUNC_QUALIFIER bool epsilonNotEqual(float const& x, float const& y, float const& epsilon)
{
return abs(x - y) >= epsilon;
}
template<>
GLM_FUNC_QUALIFIER bool epsilonNotEqual(double const& x, double const& y, double const& epsilon)
{
return abs(x - y) >= epsilon;
}
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<L, bool, Q> epsilonNotEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, T const& epsilon)
{
return greaterThanEqual(abs(x - y), vec<L, T, Q>(epsilon));
}
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<L, bool, Q> epsilonNotEqual(vec<L, T, Q> const& x, vec<L, T, Q> const& y, vec<L, T, Q> const& epsilon)
{
return greaterThanEqual(abs(x - y), vec<L, T, Q>(epsilon));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> epsilonEqual(tquat<T, Q> const& x, tquat<T, Q> const& y, T const& epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return lessThan(abs(v), vec<4, T, Q>(epsilon));
}
template<typename T, qualifier Q>
GLM_FUNC_QUALIFIER vec<4, bool, Q> epsilonNotEqual(tquat<T, Q> const& x, tquat<T, Q> const& y, T const& epsilon)
{
vec<4, T, Q> v(x.x - y.x, x.y - y.y, x.z - y.z, x.w - y.w);
return greaterThanEqual(abs(v), vec<4, T, Q>(epsilon));
}
}//namespace glm
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