1 files changed, 86 insertions, 0 deletions

diff --git a/external/include/glm/gtx/norm.hpp b/external/include/glm/gtx/norm.hpp
new file mode 100644
index 0000000..b3cb528
--- /dev/null
+++ b/external/include/glm/gtx/norm.hpp
@@ -0,0 +1,86 @@
+/// @ref gtx_norm
+/// @file glm/gtx/norm.hpp
+///
+/// @see core (dependence)
+/// @see gtx_quaternion (dependence)
+///
+/// @defgroup gtx_norm GLM_GTX_norm
+/// @ingroup gtx
+///
+/// @brief Various ways to compute vector norms.
+/// 
+/// <glm/gtx/norm.hpp> need to be included to use these functionalities.
+
+#pragma once
+
+// Dependency:
+#include "../detail/func_geometric.hpp"
+#include "../gtx/quaternion.hpp"
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+#	pragma message("GLM: GLM_GTX_norm extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_norm
+	/// @{
+
+	/// Returns the squared length of x.
+	/// From GLM_GTX_norm extension.
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_DECL T length2(
+		vecType<T, P> const & x);
+
+	/// Returns the squared distance between p0 and p1, i.e., length2(p0 - p1).
+	/// From GLM_GTX_norm extension.
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_DECL T distance2(
+		vecType<T, P> const & p0,
+		vecType<T, P> const & p1);
+
+	//! Returns the L1 norm between x and y.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T l1Norm(
+		tvec3<T, P> const & x,
+		tvec3<T, P> const & y);
+		
+	//! Returns the L1 norm of v.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T l1Norm(
+		tvec3<T, P> const & v);
+		
+	//! Returns the L2 norm between x and y.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T l2Norm(
+		tvec3<T, P> const & x,
+		tvec3<T, P> const & y);
+		
+	//! Returns the L2 norm of v.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T l2Norm(
+		tvec3<T, P> const & x);
+		
+	//! Returns the L norm between x and y.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T lxNorm(
+		tvec3<T, P> const & x,
+		tvec3<T, P> const & y,
+		unsigned int Depth);
+
+	//! Returns the L norm of v.
+	//! From GLM_GTX_norm extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL T lxNorm(
+		tvec3<T, P> const & x,
+		unsigned int Depth);
+
+	/// @}
+}//namespace glm
+
+#include "norm.inl"