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-/// @ref core
-/// @file glm/detail/func_geometric.hpp
-///
-/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
-///
-/// @defgroup core_func_geometric Geometric functions
-/// @ingroup core
-///
-/// These operate on vectors as vectors, not component-wise.
-
-#pragma once
-
-#include "type_vec3.hpp"
-
-namespace glm
-{
- /// @addtogroup core_func_geometric
- /// @{
-
- /// Returns the length of x, i.e., sqrt(x * x).
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/length.xml">GLSL length man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL T length(
- vecType<T, P> const & x);
-
- /// Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/distance.xml">GLSL distance man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL T distance(
- vecType<T, P> const & p0,
- vecType<T, P> const & p1);
-
- /// Returns the dot product of x and y, i.e., result = x * y.
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/dot.xml">GLSL dot man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL T dot(
- vecType<T, P> const & x,
- vecType<T, P> const & y);
-
- /// Returns the cross product of x and y.
- ///
- /// @tparam valType Floating-point scalar types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/cross.xml">GLSL cross man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P>
- GLM_FUNC_DECL tvec3<T, P> cross(
- tvec3<T, P> const & x,
- tvec3<T, P> const & y);
-
- /// Returns a vector in the same direction as x but with length of 1.
- /// According to issue 10 GLSL 1.10 specification, if length(x) == 0 then result is undefined and generate an error.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/normalize.xml">GLSL normalize man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL vecType<T, P> normalize(
- vecType<T, P> const & x);
-
- /// If dot(Nref, I) < 0.0, return N, otherwise, return -N.
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/faceforward.xml">GLSL faceforward man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL vecType<T, P> faceforward(
- vecType<T, P> const & N,
- vecType<T, P> const & I,
- vecType<T, P> const & Nref);
-
- /// For the incident vector I and surface orientation N,
- /// returns the reflection direction : result = I - 2.0 * dot(N, I) * N.
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/reflect.xml">GLSL reflect man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename genType>
- GLM_FUNC_DECL genType reflect(
- genType const & I,
- genType const & N);
-
- /// For the incident vector I and surface normal N,
- /// and the ratio of indices of refraction eta,
- /// return the refraction vector.
- ///
- /// @tparam genType Floating-point vector types.
- ///
- /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/refract.xml">GLSL refract man page</a>
- /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.5 Geometric Functions</a>
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_DECL vecType<T, P> refract(
- vecType<T, P> const & I,
- vecType<T, P> const & N,
- T eta);
-
- /// @}
-}//namespace glm
-
-#include "func_geometric.inl"