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73 lines
2.2 KiB
73 lines
2.2 KiB
/////////////////////////////////////////////////////////////////////////////////////////////////// |
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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 : 2005-12-30 |
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// Updated : 2006-11-13 |
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// Licence : This source is under MIT License |
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// File : glm/gtx/vector_angle.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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// - GLM_GTX_epsilon |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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#ifndef glm_gtx_vector_angle |
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#define glm_gtx_vector_angle |
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// Dependency: |
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#include "../glm.hpp" |
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#include "../gtx/epsilon.hpp" |
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#include "../gtx/quaternion.hpp" |
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#include "../gtx/rotate_vector.hpp" |
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#if(defined(GLM_MESSAGES) && !defined(glm_ext)) |
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# pragma message("GLM: GLM_GTX_vector_angle extension included") |
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#endif |
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namespace glm{ |
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namespace gtx{ |
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//! GLM_GTX_vector_angle extension: Compute angle between vectors |
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namespace vector_angle |
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{ |
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using namespace quaternion; |
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using namespace epsilon; |
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/// \addtogroup gtx_vector_angle |
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///@{ |
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//! Returns the absolute angle between two vectors |
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//! Parameters need to be normalized. |
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//! From GLM_GTX_vector_angle extension |
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template <typename vecType> |
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typename vecType::value_type angle( |
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vecType const & x, |
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vecType const & y); |
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//! Returns the oriented angle between two 2d vectors |
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//! Parameters need to be normalized. |
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//! From GLM_GTX_vector_angle extension. |
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template <typename T> |
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typename T orientedAngle( |
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detail::tvec2<T> const & x, |
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detail::tvec2<T> const & y); |
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//! Returns the oriented angle between two 3d vectors based from a reference axis. |
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//! Parameters need to be normalized. |
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//! From GLM_GTX_vector_angle extension. |
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template <typename T> |
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typename vecType<T> orientedAngle( |
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detail::tvec3<T> const & x, |
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detail::tvec3<T> const & y, |
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detail::tvec3<T> const & ref); |
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///@} |
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}//namespace vector_angle |
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}//namespace gtx |
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}//namespace glm |
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#include "vector_angle.inl" |
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namespace glm{using namespace gtx::vector_angle;} |
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#endif//glm_gtx_vector_angle
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