1 files changed, 95 insertions, 0 deletions
diff --git a/src/include/glm/gtx/norm.inl b/src/include/glm/gtx/norm.inl
new file mode 100644
index 0000000..9b9ec0b
--- /dev/null
+++ b/src/include/glm/gtx/norm.inl
@@ -0,0 +1,95 @@
+/// @ref gtx_norm
+
+#include "../detail/qualifier.hpp"
+
+namespace glm{
+namespace detail
+{
+	template<length_t L, typename T, qualifier Q, bool Aligned>
+	struct compute_length2
+	{
+		GLM_FUNC_QUALIFIER static T call(vec<L, T, Q> 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<length_t L, typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T length2(vec<L, T, Q> const& v)
+	{
+		GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'length2' accepts only floating-point inputs");
+		return detail::compute_length2<L, T, Q, detail::is_aligned<Q>::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<length_t L, typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T distance2(vec<L, T, Q> const& p0, vec<L, T, Q> const& p1)
+	{
+		GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'distance2' accepts only floating-point inputs");
+		return length2(p1 - p0);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T l1Norm(vec<3, T, Q> const& a, vec<3, T, Q> const& b)
+	{
+		return abs(b.x - a.x) + abs(b.y - a.y) + abs(b.z - a.z);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T l1Norm(vec<3, T, Q> const& v)
+	{
+		return abs(v.x) + abs(v.y) + abs(v.z);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T l2Norm(vec<3, T, Q> const& a, vec<3, T, Q> const& b
+	)
+	{
+		return length(b - a);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T l2Norm(vec<3, T, Q> const& v)
+	{
+		return length(v);
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T lxNorm(vec<3, T, Q> const& x, vec<3, T, Q> const& y, unsigned int Depth)
+	{
+		return pow(pow(abs(y.x - x.x), T(Depth)) + pow(abs(y.y - x.y), T(Depth)) + pow(abs(y.z - x.z), T(Depth)), T(1) / T(Depth));
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T lxNorm(vec<3, T, Q> const& v, unsigned int Depth)
+	{
+		return pow(pow(abs(v.x), T(Depth)) + pow(abs(v.y), T(Depth)) + pow(abs(v.z), T(Depth)), T(1) / T(Depth));
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T lMaxNorm(vec<3, T, Q> const& a, vec<3, T, Q> const& b)
+	{
+		return compMax(abs(b - a));
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER T lMaxNorm(vec<3, T, Q> const& v)
+	{
+		return compMax(abs(v));
+	}
+
+}//namespace glm