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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:33 +0100
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:34 +0100
commit6f67371bb1b46579ae837d0e0c61ac1b291be743 (patch)
tree5a43692a064d84e5c5688b1b3639342555139c3c /external/include/glm/gtx/norm.inl
parentBackported to C++14 (diff)
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Diffstat (limited to 'external/include/glm/gtx/norm.inl')
-rw-r--r--external/include/glm/gtx/norm.inl106
1 files changed, 106 insertions, 0 deletions
diff --git a/external/include/glm/gtx/norm.inl b/external/include/glm/gtx/norm.inl
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+/// @ref gtx_norm
+/// @file glm/gtx/norm.inl
+
+#include "../detail/precision.hpp"
+
+namespace glm{
+namespace detail
+{
+ template <template <typename, precision> class vecType, typename T, precision P, bool Aligned>
+ struct compute_length2
+ {
+ GLM_FUNC_QUALIFIER static T call(vecType<T, P> const & v)
+ {
+ return dot(v, v);
+ }
+ };
+}//namespace detail
+
+ template <typename genType>
+ GLM_FUNC_QUALIFIER genType length2(genType x)
+ {
+ GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'length2' accepts only floating-point inputs");
+ return x * x;
+ }
+
+ template <typename T, precision P, template <typename, precision> class vecType>
+ GLM_FUNC_QUALIFIER T length2(vecType<T, P> const & v)
+ {
+ GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'length2' accepts only floating-point inputs");
+ return detail::compute_length2<vecType, T, P, detail::is_aligned<P>::value>::call(v);
+ }
+
+ template <typename T>
+ GLM_FUNC_QUALIFIER T distance2(T p0, T p1)
+ {
+ GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'distance2' accepts only floating-point inputs");
+ return length2(p1 - p0);
+ }
+
+ template <typename T, precision P, template <typename, precision> class vecType>
+ GLM_FUNC_QUALIFIER T distance2(vecType<T, P> const & p0, vecType<T, P> const & p1)
+ {
+ GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'distance2' accepts only floating-point inputs");
+ return length2(p1 - p0);
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER T l1Norm
+ (
+ tvec3<T, P> const & a,
+ tvec3<T, P> const & b
+ )
+ {
+ return abs(b.x - a.x) + abs(b.y - a.y) + abs(b.z - a.z);
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER T l1Norm
+ (
+ tvec3<T, P> const & v
+ )
+ {
+ return abs(v.x) + abs(v.y) + abs(v.z);
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER T l2Norm
+ (
+ tvec3<T, P> const & a,
+ tvec3<T, P> const & b
+ )
+ {
+ return length(b - a);
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER T l2Norm
+ (
+ tvec3<T, P> const & v
+ )
+ {
+ return length(v);
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER T lxNorm
+ (
+ tvec3<T, P> const & x,
+ tvec3<T, P> 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, precision P>
+ GLM_FUNC_QUALIFIER T lxNorm
+ (
+ tvec3<T, P> 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