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143 lines
3.7 KiB
C++
143 lines
3.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////////////////////
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// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Created : 2005-12-21
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// Updated : 2008-07-24
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// Licence : This source is under MIT License
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// File : glm/gtx/norm.hpp
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Dependency:
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// - GLM core
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// - GLM_GTX_quaternion
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// ToDo:
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// - Study the validity of the notion of length2 to quaternion
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///////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef glm_gtx_norm
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#define glm_gtx_norm
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// Dependency:
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#include "../glm.hpp"
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#include "../gtx/quaternion.hpp"
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#if(defined(GLM_MESSAGES) && !defined(glm_ext))
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# pragma message("GLM: GLM_GTX_norm extension included")
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#endif
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namespace glm{
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namespace gtx{
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namespace norm ///< GLM_GTX_norm extension: Various way to compute vector norms.
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{
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/// \addtogroup gtx_norm
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/// @{
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//! Returns the squared length of x.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T length2(
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const T x);
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//! Returns the squared length of x.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T length2(
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const detail::tvec2<T> & x);
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//! Returns the squared length of x.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T length2(
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const detail::tvec3<T>& x);
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//! Returns the squared length of x.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T length2(
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const detail::tvec4<T>& x);
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//! Returns the squared length of x.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T length2(
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const detail::tquat<T>& q);
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//! Returns the squared distance between p0 and p1, i.e., length(p0 - p1).
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//! From GLM_GTX_norm extension.
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template <typename T>
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T distance2(
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const T p0,
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const T p1);
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//! Returns the squared distance between p0 and p1, i.e., length(p0 - p1).
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//! From GLM_GTX_norm extension.
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template <typename T>
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T distance2(
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const detail::tvec2<T>& p0,
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const detail::tvec2<T>& p1);
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//! Returns the squared distance between p0 and p1, i.e., length(p0 - p1).
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//! From GLM_GTX_norm extension.
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template <typename T>
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T distance2(
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const detail::tvec3<T>& p0,
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const detail::tvec3<T>& p1);
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//! Returns the squared distance between p0 and p1, i.e., length(p0 - p1).
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//! From GLM_GTX_norm extension.
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template <typename T>
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T distance2(
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const detail::tvec4<T>& p0,
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const detail::tvec4<T>& p1);
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//! Returns the L1 norm between x and y.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T l1Norm(
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const detail::tvec3<T>& x,
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const detail::tvec3<T>& y);
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//! Returns the L1 norm of v.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T l1Norm(
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const detail::tvec3<T>& v);
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//! Returns the L2 norm between x and y.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T l2Norm(
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const detail::tvec3<T>& x,
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const detail::tvec3<T>& y);
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//! Returns the L2 norm of v.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T l2Norm(
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const detail::tvec3<T>& x);
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//! Returns the L norm between x and y.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T lxNorm(
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const detail::tvec3<T>& x,
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const detail::tvec3<T>& y,
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unsigned int Depth);
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//! Returns the L norm of v.
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//! From GLM_GTX_norm extension.
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template <typename T>
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T lxNorm(
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const detail::tvec3<T>& x,
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unsigned int Depth);
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/// @}
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}//namespace norm
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}//namespace gtx
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}//namespace glm
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#include "norm.inl"
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namespace glm{using namespace gtx::norm;}
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#endif//glm_gtx_norm
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