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/// OpenGL Mathematics (glm.g-truc.net)
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/// @ref gtc_random
/// @file glm/gtc/random.hpp
/// @date 2011-09-18 / 2011-09-18
/// @author Christophe Riccio
///
/// @see core (dependence)
/// @see gtc_half_float (dependence)
/// @see gtx_random (extended)
///
/// @defgroup gtc_random GLM_GTC_random
/// @ingroup gtc
///
/// @brief Generate random number from various distribution methods.
///
/// <glm/gtc/random.hpp> need to be included to use these functionalities.
///////////////////////////////////////////////////////////////////////////////////

#pragma once

// Dependency:
#include "../vec2.hpp"
#include "../vec3.hpp"

#if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED))
#       pragma message("GLM: GLM_GTC_random extension included")
#endif

namespace glm
{
        /// @addtogroup gtc_random
        /// @{
       
        /// Generate random numbers in the interval [Min, Max], according a linear distribution
        ///
        /// @param Min
        /// @param Max
        /// @tparam genType Value type. Currently supported: half (not recommanded), float or double scalars and vectors.
        /// @see gtc_random
        template <typename genTYpe>
        GLM_FUNC_DECL genTYpe linearRand(
                genTYpe Min,
                genTYpe Max);

        template <typename T, precision P, template <typename, precision> class vecType>
        GLM_FUNC_DECL vecType<T, P> linearRand(
                vecType<T, P> const & Min,
                vecType<T, P> const & Max);

        /// Generate random numbers in the interval [Min, Max], according a gaussian distribution
        ///
        /// @param Mean
        /// @param Deviation
        /// @see gtc_random
        template <typename genType>
        GLM_FUNC_DECL genType gaussRand(
                genType Mean,
                genType Deviation);
       
        /// Generate a random 2D vector which coordinates are regulary distributed on a circle of a given radius
        ///
        /// @param Radius
        /// @see gtc_random
        template <typename T>
        GLM_FUNC_DECL tvec2<T, defaultp> circularRand(
                T Radius);
       
        /// Generate a random 3D vector which coordinates are regulary distributed on a sphere of a given radius
        ///
        /// @param Radius
        /// @see gtc_random
        template <typename T>
        GLM_FUNC_DECL tvec3<T, defaultp> sphericalRand(
                T Radius);
       
        /// Generate a random 2D vector which coordinates are regulary distributed within the area of a disk of a given radius
        ///
        /// @param Radius
        /// @see gtc_random
        template <typename T>
        GLM_FUNC_DECL tvec2<T, defaultp> diskRand(
                T Radius);
       
        /// Generate a random 3D vector which coordinates are regulary distributed within the volume of a ball of a given radius
        ///
        /// @param Radius
        /// @see gtc_random
        template <typename T>
        GLM_FUNC_DECL tvec3<T, defaultp> ballRand(
                T Radius);
       
        /// @}
}//namespace glm

#include "random.inl"