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89 lines
10 KiB
C++
89 lines
10 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 : 2006-01-16
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// Updated : 2007-08-30
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// Licence : This source is under MIT License
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// File : glm/gtx/random.hpp
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Dependency:
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// - GLM core
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// - GLM_GTX_vecx
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// - GLM_GTX_half_float
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///////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef glm_gtx_random
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#define glm_gtx_random
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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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#if(defined(GLM_MESSAGES) && !defined(glm_ext))
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# pragma message("GLM: GLM_GTX_random extension included")
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#endif
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namespace glm{
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namespace gtx{
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namespace random ///< GLM_GTX_random extension: Generate random number from various distribution methods
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{
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/// \addtogroup gtx_random
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/// @{
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//! Generate a random number in the interval [-1, 1], according a linear distribution.
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//! From GLM_GTX_random extension.
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template <typename T> T signedRand1();
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template <> float signedRand1(); //!< \brief Generate a random number in the interval [-1, 1], according a linear distribution (From GLM_GTX_random extension)
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template <> double signedRand1(); //!< \brief Generate a random number in the interval [-1, 1], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> signedRand2(); //!< \brief Generate 2 random numbers in the interval [-1, 1], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> signedRand3(); //!< \brief Generate 3 random numbers in the interval [-1, 1], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> signedRand4(); //!< \brief Generate 4 random numbers in the interval [-1, 1], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> normalizedRand2(); //!< \brief Generate a normalized 2D vector regulary distribute on a circle (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> normalizedRand2(T Min, T Max); //!< \brief Generate a scaled and normalized 2D vector regulary distribute on a circle (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> normalizedRand3(); //!< \brief Generate a normalized 3D vector regulary distribute on a sphere (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> normalizedRand3(T Min, T Max); //!< \brief Generate a scaled and normalized 3D vector regulary distribute on a sphere (From GLM_GTX_random extension)
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template <typename T> T compRand1(); //!< \brief Generate a random number in the interval [0, 1], according a linear distribution (From GLM_GTX_random extension)
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template <> float compRand1(); //!< \brief Generate a random number in the interval [0, 1], according a linear distribution (From GLM_GTX_random extension)
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template <> double compRand1(); //!< \brief Generate a random number in the interval [0, 1], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> T compRand1(T Min, T Max); //!< \brief Generate a random number in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> compRand2(T Min, T Max); //!< \brief Generate 2 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> compRand3(T Min, T Max); //!< \brief Generate 3 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> compRand4(T Min, T Max); //!< \brief Generate 4 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> compRand2(const detail::tvec2<T>& Min, const detail::tvec2<T>& Max); //!< \brief Generate 2 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> compRand3(const detail::tvec3<T>& Min, const detail::tvec3<T>& Max); //!< \brief Generate 3 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> compRand4(const detail::tvec4<T>& Min, const detail::tvec4<T>& Max); //!< \brief Generate 4 random numbers in the interval [Min, Max], according a linear distribution (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> vecRand2(); //!< \brief Generate a random normalized 2 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> vecRand2(T MinRadius, T MaxRadius); //!< \brief Generate a random normalized 2 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> vecRand3(); //!< \brief Generate a random normalized 3 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> vecRand3(T MinRadius, T MaxRadius); //!< \brief Generate a random normalized 3 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> vecRand4(); //!< \brief Generate a random normalized 4 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> vecRand4(T MinRadius, T MaxRadius); //!< \brief Generate a random normalized 4 component vector. It's a spherical uniform distribution. (From GLM_GTX_random extension)
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template <typename T> T gaussRand1(T mean, T std_deviation); //!< \brief Gererate a random floating number according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> gaussRand2(T mean, T std_deviation); //!< \brief Gererate 2 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> gaussRand3(T mean, T std_deviation); //!< \brief Gererate 3 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> gaussRand4(T mean, T std_deviation); //!< \brief Gererate 4 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> gaussRand2(const detail::tvec2<T>& mean, T std_deviation); //!< \brief Gererate 2 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> gaussRand3(const detail::tvec3<T>& mean, T std_deviation); //!< \brief Gererate 3 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> gaussRand4(const detail::tvec4<T>& mean, T std_deviation); //!< \brief Gererate 4 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> gaussRand2(T mean, const detail::tvec2<T>& std_deviation); //!< \brief Gererate 2 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> gaussRand3(T mean, const detail::tvec3<T>& std_deviation); //!< \brief Gererate 3 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> gaussRand4(T mean, const detail::tvec4<T>& std_deviation); //!< \brief Gererate 4 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec2<T> gaussRand2(const detail::tvec2<T>& mean, const detail::tvec2<T>& std_deviation); //!< \brief Gererate 2 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec3<T> gaussRand3(const detail::tvec3<T>& mean, const detail::tvec3<T>& std_deviation); //!< \brief Gererate 3 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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template <typename T> detail::tvec4<T> gaussRand4(const detail::tvec4<T>& mean, const detail::tvec4<T>& std_deviation); //!< \brief Gererate 4 random floating numbers according a Gauss distribution. (From GLM_GTX_random extension)
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///@}
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}//namespace random
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}//namespace gtx
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}//namespace glm
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#include "random.inl"
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namespace glm{using namespace gtx::random;}
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#endif//glm_gtx_random
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