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diff --git a/external/include/glm/gtx/rotate_normalized_axis.hpp b/external/include/glm/gtx/rotate_normalized_axis.hpp
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+++ b/external/include/glm/gtx/rotate_normalized_axis.hpp
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+/// @ref gtx_rotate_normalized_axis
+/// @file glm/gtx/rotate_normalized_axis.hpp
+///
+/// @see core (dependence)
+/// @see gtc_matrix_transform
+/// @see gtc_quaternion
+///
+/// @defgroup gtx_rotate_normalized_axis GLM_GTX_rotate_normalized_axis
+/// @ingroup gtx
+///
+/// @brief Quaternions and matrices rotations around normalized axis.
+///
+/// <glm/gtx/rotate_normalized_axis.hpp> need to be included to use these functionalities.
+
+#pragma once
+
+// Dependency:
+#include "../glm.hpp"
+#include "../gtc/epsilon.hpp"
+#include "../gtc/quaternion.hpp"
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+#	pragma message("GLM: GLM_GTX_rotate_normalized_axis extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_rotate_normalized_axis
+	/// @{
+
+	/// Builds a rotation 4 * 4 matrix created from a normalized axis and an angle. 
+	/// 
+	/// @param m Input matrix multiplied by this rotation matrix.
+	/// @param angle Rotation angle expressed in radians if GLM_FORCE_RADIANS is define or degrees otherwise.
+	/// @param axis Rotation axis, must be normalized.
+	/// @tparam T Value type used to build the matrix. Currently supported: half (not recommanded), float or double.
+	/// 
+	/// @see gtx_rotate_normalized_axis
+	/// @see - rotate(T angle, T x, T y, T z) 
+	/// @see - rotate(tmat4x4<T, P> const & m, T angle, T x, T y, T z) 
+	/// @see - rotate(T angle, tvec3<T, P> const & v) 
+	template <typename T, precision P>
+	GLM_FUNC_DECL tmat4x4<T, P> rotateNormalizedAxis(
+		tmat4x4<T, P> const & m,
+		T const & angle,
+		tvec3<T, P> const & axis);
+
+	/// Rotates a quaternion from a vector of 3 components normalized axis and an angle.
+	/// 
+	/// @param q Source orientation
+	/// @param angle Angle expressed in radians if GLM_FORCE_RADIANS is define or degrees otherwise.
+	/// @param axis Normalized axis of the rotation, must be normalized.
+	/// 
+	/// @see gtx_rotate_normalized_axis
+	template <typename T, precision P>
+	GLM_FUNC_DECL tquat<T, P> rotateNormalizedAxis(
+		tquat<T, P> const & q,
+		T const & angle,
+		tvec3<T, P> const & axis);
+
+	/// @}
+}//namespace glm
+
+#include "rotate_normalized_axis.inl"