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169 lines
18 KiB
169 lines
18 KiB
/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// OpenGL Mathematics Copyright (c) 2005 - 2010 G-Truc Creation (www.g-truc.net) |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Created : 2007-01-24 |
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// Updated : 2008-10-24 |
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// Licence : This source is under MIT License |
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// File : glm/gtx/compatibility.hpp |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Dependency: |
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// - GLM core |
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// - GLM_GTC_half_float |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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#ifndef glm_gtx_compatibility |
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#define glm_gtx_compatibility |
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// Dependency: |
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#include "../glm.hpp" |
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#include "../gtc/half_float.hpp" |
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#ifdef GLM_COMPILER_VC |
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#include <cfloat> |
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#endif |
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#ifdef GLM_COMPILER_GCC |
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#include <cmath> |
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#endif |
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namespace glm |
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{ |
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namespace test{ |
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void main_gtx_compatibility(); |
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}//namespace test |
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namespace gtx{ |
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//! GLM_GTX_compatibility extension: Provide functions to increase the compatibility with Cg and HLSL languages |
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namespace compatibility |
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{ |
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template <typename T> inline T lerp(T x, T y, T a){return mix(x, y, a);} //!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec2<T> lerp(const detail::tvec2<T>& x, const detail::tvec2<T>& y, T a){return mix(x, y, a);} //!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec3<T> lerp(const detail::tvec3<T>& x, const detail::tvec3<T>& y, T a){return mix(x, y, a);} //!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec4<T> lerp(const detail::tvec4<T>& x, const detail::tvec4<T>& y, T a){return mix(x, y, a);} //!< \brief Returns x * (1.0 - a) + y * a, i.e., the linear blend of x and y using the floating-point value a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec2<T> lerp(const detail::tvec2<T>& x, const detail::tvec2<T>& y, const detail::tvec2<T>& a){return mix(x, y, a);} //!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec3<T> lerp(const detail::tvec3<T>& x, const detail::tvec3<T>& y, const detail::tvec3<T>& a){return mix(x, y, a);} //!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec4<T> lerp(const detail::tvec4<T>& x, const detail::tvec4<T>& y, const detail::tvec4<T>& a){return mix(x, y, a);} //!< \brief Returns the component-wise result of x * (1.0 - a) + y * a, i.e., the linear blend of x and y using vector a. The value for a is not restricted to the range [0, 1]. (From GLM_GTX_compatibility) |
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template <typename T> inline T saturate(T x){return clamp(x, T(0), T(1));} //!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec2<T> saturate(const detail::tvec2<T>& x){return clamp(x, T(0), T(1));} //!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec3<T> saturate(const detail::tvec3<T>& x){return clamp(x, T(0), T(1));} //!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec4<T> saturate(const detail::tvec4<T>& x){return clamp(x, T(0), T(1));} //!< \brief Returns clamp(x, 0, 1) for each component in x. (From GLM_GTX_compatibility) |
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template <typename T> inline T atan2(T x, T y){return atan(x, y);} //!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec2<T> atan2(const detail::tvec2<T>& x, const detail::tvec2<T>& y){return atan(x, y);} //!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec3<T> atan2(const detail::tvec3<T>& x, const detail::tvec3<T>& y){return atan(x, y);} //!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility) |
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template <typename T> inline detail::tvec4<T> atan2(const detail::tvec4<T>& x, const detail::tvec4<T>& y){return atan(x, y);} //!< \brief Arc tangent. Returns an angle whose tangent is y/x. The signs of x and y are used to determine what quadrant the angle is in. The range of values returned by this function is [-PI, PI]. Results are undefined if x and y are both 0. (From GLM_GTX_compatibility) |
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template <typename genType> bool isfinite(genType const & x); //!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility) |
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template <typename valType> detail::tvec2<bool> isfinite(const detail::tvec2<valType>& x); //!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility) |
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template <typename valType> detail::tvec3<bool> isfinite(const detail::tvec3<valType>& x); //!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility) |
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template <typename valType> detail::tvec4<bool> isfinite(const detail::tvec4<valType>& x); //!< \brief Test whether or not a scalar or each vector component is a finite value. (From GLM_GTX_compatibility) |
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template <typename genType> bool isinf(genType const & x); //!< \brief Determines whether the given floating-point value is infinite. (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec2<bool> isinf(const detail::tvec2<genType>& x); //!< \brief Determines whether the given floating-point value is infinite. (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec3<bool> isinf(const detail::tvec3<genType>& x); //!< \brief Determines whether the given floating-point value is infinite. (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec4<bool> isinf(const detail::tvec4<genType>& x); //!< \brief Determines whether the given floating-point value is infinite. (From GLM_GTX_compatibility extension) |
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template <typename genType> bool isnan(genType const & x); //!< \brief Checks given floating-point value for not a number (NAN) (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec2<bool> isnan(const detail::tvec2<genType>& x); //!< \brief Checks given floating-point value for not a number (NAN) (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec3<bool> isnan(const detail::tvec3<genType>& x); //!< \brief Checks given floating-point value for not a number (NAN) (From GLM_GTX_compatibility extension) |
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template <typename genType> detail::tvec4<bool> isnan(const detail::tvec4<genType>& x); //!< \brief Checks given floating-point value for not a number (NAN) (From GLM_GTX_compatibility extension) |
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typedef bool bool1; //!< \brief boolean type with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec2<bool> bool2; //!< \brief boolean type with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec3<bool> bool3; //!< \brief boolean type with 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec4<bool> bool4; //!< \brief boolean type with 4 components. (From GLM_GTX_compatibility extension) |
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typedef bool bool1x1; //!< \brief boolean matrix with 1 x 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x2<bool> bool2x2; //!< \brief boolean matrix with 2 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x3<bool> bool2x3; //!< \brief boolean matrix with 2 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x4<bool> bool2x4; //!< \brief boolean matrix with 2 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x2<bool> bool3x2; //!< \brief boolean matrix with 3 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x3<bool> bool3x3; //!< \brief boolean matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x4<bool> bool3x4; //!< \brief boolean matrix with 3 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x2<bool> bool4x2; //!< \brief boolean matrix with 4 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x3<bool> bool4x3; //!< \brief boolean matrix with 4 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x4<bool> bool4x4; //!< \brief boolean matrix with 4 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef int int1; //!< \brief integer vector with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec2<int> int2; //!< \brief integer vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec3<int> int3; //!< \brief integer vector with 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec4<int> int4; //!< \brief integer vector with 4 components. (From GLM_GTX_compatibility extension) |
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typedef int int1x1; //!< \brief integer matrix with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x2<int> int2x2; //!< \brief integer matrix with 2 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x3<int> int2x3; //!< \brief integer matrix with 2 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x4<int> int2x4; //!< \brief integer matrix with 2 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x2<int> int3x2; //!< \brief integer matrix with 3 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x3<int> int3x3; //!< \brief integer matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x4<int> int3x4; //!< \brief integer matrix with 3 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x2<int> int4x2; //!< \brief integer matrix with 4 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x3<int> int4x3; //!< \brief integer matrix with 4 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x4<int> int4x4; //!< \brief integer matrix with 4 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef gtc::half_float::half half1; //!< \brief half-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec2<gtc::half_float::half> half2; //!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec3<gtc::half_float::half> half3; //!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec4<gtc::half_float::half> half4; //!< \brief half-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef gtc::half_float::half half1x1; //!< \brief half-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x2<gtc::half_float::half> half2x2; //!< \brief half-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x3<gtc::half_float::half> half2x3; //!< \brief half-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x4<gtc::half_float::half> half2x4; //!< \brief half-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x2<gtc::half_float::half> half3x2; //!< \brief half-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x3<gtc::half_float::half> half3x3; //!< \brief half-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x4<gtc::half_float::half> half3x4; //!< \brief half-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x2<gtc::half_float::half> half4x2; //!< \brief half-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x3<gtc::half_float::half> half4x3; //!< \brief half-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x4<gtc::half_float::half> half4x4; //!< \brief half-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef float float1; //!< \brief single-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec2<float> float2; //!< \brief single-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec3<float> float3; //!< \brief single-precision floating-point vector with 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec4<float> float4; //!< \brief single-precision floating-point vector with 4 components. (From GLM_GTX_compatibility extension) |
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typedef float float1x1; //!< \brief single-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x2<float> float2x2; //!< \brief single-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x3<float> float2x3; //!< \brief single-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x4<float> float2x4; //!< \brief single-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x2<float> float3x2; //!< \brief single-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x3<float> float3x3; //!< \brief single-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x4<float> float3x4; //!< \brief single-precision floating-point matrix with 3 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x2<float> float4x2; //!< \brief single-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x3<float> float4x3; //!< \brief single-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x4<float> float4x4; //!< \brief single-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef double double1; //!< \brief double-precision floating-point vector with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec2<double> double2; //!< \brief double-precision floating-point vector with 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec3<double> double3; //!< \brief double-precision floating-point vector with 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tvec4<double> double4; //!< \brief double-precision floating-point vector with 4 components. (From GLM_GTX_compatibility extension) |
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typedef double double1x1; //!< \brief double-precision floating-point matrix with 1 component. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x2<double> double2x2; //!< \brief double-precision floating-point matrix with 2 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x3<double> double2x3; //!< \brief double-precision floating-point matrix with 2 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat2x4<double> double2x4; //!< \brief double-precision floating-point matrix with 2 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x2<double> double3x2; //!< \brief double-precision floating-point matrix with 3 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x3<double> double3x3; //!< \brief double-precision floating-point matrix with 3 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat3x4<double> double3x4; //!< \brief double-precision floating-point matrix with 3 x 4 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x2<double> double4x2; //!< \brief double-precision floating-point matrix with 4 x 2 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x3<double> double4x3; //!< \brief double-precision floating-point matrix with 4 x 3 components. (From GLM_GTX_compatibility extension) |
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typedef detail::tmat4x4<double> double4x4; //!< \brief double-precision floating-point matrix with 4 x 4 components. (From GLM_GTX_compatibility extension) |
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}//namespace compatibility |
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}//namespace gtx |
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}//namespace glm |
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#include "compatibility.inl" |
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namespace glm{using namespace gtx::compatibility;} |
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#endif//glm_gtx_compatibility |
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