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///////////////////////////////////////////////////////////////////////////////////////////////////
// OpenGL Mathematics Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net)
///////////////////////////////////////////////////////////////////////////////////////////////////
// Created : 2005-12-21
// Updated : 2008-07-24
// Licence : This source is under MIT License
// File : glm/gtx/norm.inl
///////////////////////////////////////////////////////////////////////////////////////////////////
namespace glm
{
template <typename T>
GLM_FUNC_QUALIFIER T length2
(
T const & x
)
{
return x * x;
}
template <typename T>
GLM_FUNC_QUALIFIER T length2
(
detail::tvec2<T> const & x
)
{
return dot(x, x);
}
template <typename T>
GLM_FUNC_QUALIFIER T length2
(
detail::tvec3<T> const & x
)
{
return dot(x, x);
}
template <typename T>
GLM_FUNC_QUALIFIER T length2
(
detail::tvec4<T> const & x
)
{
return dot(x, x);
}
template <typename T>
GLM_FUNC_QUALIFIER T length2
(
detail::tquat<T> const & q
)
{
return q.x * q.x + q.y * q.y + q.z * q.z + q.w * q.w;
}
template <typename T>
GLM_FUNC_QUALIFIER T distance2
(
T const & p0,
T const & p1
)
{
return length2(p1 - p0);
}
template <typename T>
GLM_FUNC_QUALIFIER T distance2
(
detail::tvec2<T> const & p0,
detail::tvec2<T> const & p1
)
{
return length2(p1 - p0);
}
template <typename T>
GLM_FUNC_QUALIFIER T distance2
(
detail::tvec3<T> const & p0,
detail::tvec3<T> const & p1
)
{
return length2(p1 - p0);
}
template <typename T>
GLM_FUNC_QUALIFIER T distance2
(
detail::tvec4<T> const & p0,
detail::tvec4<T> const & p1
)
{
return length2(p1 - p0);
}
template <typename T>
GLM_FUNC_QUALIFIER T l1Norm
(
detail::tvec3<T> const & a,
detail::tvec3<T> const & b
)
{
return abs(b.x - a.x) + abs(b.y - a.y) + abs(b.z - a.z);
}
template <typename T>
GLM_FUNC_QUALIFIER T l1Norm
(
detail::tvec3<T> const & v
)
{
return abs(v.x) + abs(v.y) + abs(v.z);
}
template <typename T>
GLM_FUNC_QUALIFIER T l2Norm
(
detail::tvec3<T> const & a,
detail::tvec3<T> const & b
)
{
return length(b - a);
}
template <typename T>
GLM_FUNC_QUALIFIER T l2Norm
(
detail::tvec3<T> const & v
)
{
return length(v);
}
template <typename T>
GLM_FUNC_QUALIFIER T lxNorm
(
detail::tvec3<T> const & x,
detail::tvec3<T> const & y,
unsigned int Depth
)
{
return pow(pow(y.x - x.x, T(Depth)) + pow(y.y - x.y, T(Depth)) + pow(y.z - x.z, T(Depth)), T(1) / T(Depth));
}
template <typename T>
GLM_FUNC_QUALIFIER T lxNorm
(
detail::tvec3<T> const & v,
unsigned int Depth
)
{
return pow(pow(v.x, T(Depth)) + pow(v.y, T(Depth)) + pow(v.z, T(Depth)), T(1) / T(Depth));
}
}//namespace glm