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Diffstat (limited to 'include/gal/opengl/glm/gtx/vector_angle.hpp')
| -rw-r--r-- | include/gal/opengl/glm/gtx/vector_angle.hpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/include/gal/opengl/glm/gtx/vector_angle.hpp b/include/gal/opengl/glm/gtx/vector_angle.hpp new file mode 100644 index 0000000..fea8f65 --- /dev/null +++ b/include/gal/opengl/glm/gtx/vector_angle.hpp @@ -0,0 +1,88 @@ +/////////////////////////////////////////////////////////////////////////////////// +/// OpenGL Mathematics (glm.g-truc.net) +/// +/// Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net) +/// Permission is hereby granted, free of charge, to any person obtaining a copy +/// of this software and associated documentation files (the "Software"), to deal +/// in the Software without restriction, including without limitation the rights +/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +/// copies of the Software, and to permit persons to whom the Software is +/// furnished to do so, subject to the following conditions: +/// +/// The above copyright notice and this permission notice shall be included in +/// all copies or substantial portions of the Software. +/// +/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +/// THE SOFTWARE. +/// +/// @ref gtx_vector_angle +/// @file glm/gtx/vector_angle.hpp +/// @date 2005-12-30 / 2011-06-07 +/// @author Christophe Riccio +/// +/// @see core (dependence) +/// @see gtx_quaternion (dependence) +/// @see gtx_epsilon (dependence) +/// +/// @defgroup gtx_vector_angle GLM_GTX_vector_angle +/// @ingroup gtx +/// +/// @brief Compute angle between vectors +/// +/// <glm/gtx/vector_angle.hpp> need to be included to use these functionalities. +/////////////////////////////////////////////////////////////////////////////////// + +#ifndef GLM_GTX_vector_angle +#define GLM_GTX_vector_angle GLM_VERSION + +// Dependency: +#include "../glm.hpp" +#include "../gtc/epsilon.hpp" +#include "../gtx/quaternion.hpp" +#include "../gtx/rotate_vector.hpp" + +#if(defined(GLM_MESSAGES) && !defined(glm_ext)) +# pragma message("GLM: GLM_GTX_vector_angle extension included") +#endif + +namespace glm +{ + /// @addtogroup gtx_vector_angle + /// @{ + + //! Returns the absolute angle between two vectors + //! Parameters need to be normalized. + //! From GLM_GTX_vector_angle extension + template <typename vecType> + GLM_FUNC_QUALIFIER typename vecType::value_type angle( + vecType const & x, + vecType const & y); + + //! Returns the oriented angle between two 2d vectors + //! Parameters need to be normalized. + //! From GLM_GTX_vector_angle extension. + template <typename T> + GLM_FUNC_QUALIFIER T orientedAngle( + detail::tvec2<T> const & x, + detail::tvec2<T> const & y); + + //! Returns the oriented angle between two 3d vectors based from a reference axis. + //! Parameters need to be normalized. + //! From GLM_GTX_vector_angle extension. + template <typename T> + GLM_FUNC_QUALIFIER T orientedAngle( + detail::tvec3<T> const & x, + detail::tvec3<T> const & y, + detail::tvec3<T> const & ref); + + /// @} +}// namespace glm + +#include "vector_angle.inl" + +#endif//GLM_GTX_vector_angle |