scalar_constants.inl

#include <limits>
 
namespace glm
{
    template<typename genType>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR genType epsilon()
    {
        GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'epsilon' only accepts floating-point inputs");
        return std::numeric_limits<genType>::epsilon();
    }
 
    template<typename genType>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR genType pi()
    {
        GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'pi' only accepts floating-point inputs");
        return static_cast<genType>(3.14159265358979323846264338327950288);
    }
 
    template<typename genType>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR genType cos_one_over_two()
    {
        return genType(0.877582561890372716130286068203503191);
    }
} //namespace glm