text: #pragma once
  
  #include "../common.hpp"
  
  namespace glm{
  namespace detail
  {
  	template<typename T>
  	GLM_FUNC_QUALIFIER T mod289(T const& x)
  	{
  		return x - floor(x * (static_cast<T>(1.0) / static_cast<T>(289.0))) * static_cast<T>(289.0);
  	}
  
  	template<typename T>
  	GLM_FUNC_QUALIFIER T permute(T const& x)
  	{
  		return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<2, T, Q> permute(vec<2, T, Q> const& x)
  	{
  		return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<3, T, Q> permute(vec<3, T, Q> const& x)
  	{
  		return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<4, T, Q> permute(vec<4, T, Q> const& x)
  	{
  		return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
  	}
  
  	template<typename T>
  	GLM_FUNC_QUALIFIER T taylorInvSqrt(T const& r)
  	{
  		return static_cast<T>(1.79284291400159) - static_cast<T>(0.85373472095314) * r;
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<2, T, Q> taylorInvSqrt(vec<2, T, Q> const& r)
  	{
  		return static_cast<T>(1.79284291400159) - static_cast<T>(0.85373472095314) * r;
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<3, T, Q> taylorInvSqrt(vec<3, T, Q> const& r)
  	{
  		return static_cast<T>(1.79284291400159) - static_cast<T>(0.85373472095314) * r;
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<4, T, Q> taylorInvSqrt(vec<4, T, Q> const& r)
  	{
  		return static_cast<T>(1.79284291400159) - static_cast<T>(0.85373472095314) * r;
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<2, T, Q> fade(vec<2, T, Q> const& t)
  	{
  		return (t * t * t) * (t * (t * static_cast<T>(6) - static_cast<T>(15)) + static_cast<T>(10));
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<3, T, Q> fade(vec<3, T, Q> const& t)
  	{
  		return (t * t * t) * (t * (t * static_cast<T>(6) - static_cast<T>(15)) + static_cast<T>(10));
  	}
  
  	template<typename T, qualifier Q>
  	GLM_FUNC_QUALIFIER vec<4, T, Q> fade(vec<4, T, Q> const& t)
  	{
  		return (t * t * t) * (t * (t * static_cast<T>(6) - static_cast<T>(15)) + static_cast<T>(10));
  	}
  }//namespace detail
  }//namespace glm
  
  