初始化内容

third/ktx/other_include/glm/gtx/closest_point.hpp

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+/// @ref gtx_closest_point
+/// @file glm/gtx/closest_point.hpp
+///
+/// @see core (dependence)
+///
+/// @defgroup gtx_closest_point GLM_GTX_closest_point
+/// @ingroup gtx
+///
+/// @brief Find the point on a straight line which is the closet of a point.
+///
+/// <glm/gtx/closest_point.hpp> need to be included to use these functionalities.
+
+#pragma once
+
+// Dependency:
+#include "../glm.hpp"
+
+#ifndef GLM_ENABLE_EXPERIMENTAL
+#	error "GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
+#endif
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+#	pragma message("GLM: GLM_GTX_closest_point extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_closest_point
+	/// @{
+
+	/// Find the point on a straight line which is the closet of a point. 
+	/// @see gtx_closest_point
+	template<typename T, precision P>
+	GLM_FUNC_DECL vec<3, T, P> closestPointOnLine(
+		vec<3, T, P> const & point,
+		vec<3, T, P> const & a, 
+		vec<3, T, P> const & b);
+	
+	/// 2d lines work as well	
+	template<typename T, precision P>
+	GLM_FUNC_DECL vec<2, T, P> closestPointOnLine(
+		vec<2, T, P> const & point,
+		vec<2, T, P> const & a, 
+		vec<2, T, P> const & b);	
+
+	/// @}
+}// namespace glm
+
+#include "closest_point.inl"