Trigonometric.hpp

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#pragma once
 
#include <cassert>
#include <cmath>
#include <numbers>
 
namespace Math
{
 
template <class T>
inline T unnormalized_sinc(T radians)
{
    if ( radians == T{0} )
        return T{1};
    else
        return sin(radians) / radians;
}
 
template <class T>
inline T normalized_sinc(T radians)
{
    if ( radians == T{0} )
        return T{1};
    else
        return sin( std::numbers::pi_v<T> * radians) / (std::numbers::pi_v<T> * radians);
}
 
}