hugin_math.cpp

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// -*- c-basic-offset: 4 -*-
#include "hugin_math.h"
#include "hugin_utils/utils.h"
 
namespace hugin_utils
{
    int _gcd(int a, int b)
    {
        // calculate greated common divisor using Euclidean algorithm
        return b == 0 ? a : _gcd(b, a % b);
    }
 
    int gcd(int a, int b)
    {
        // enforce that both arguments are positive
        return _gcd(abs(a), abs(b));
    }
 
} // namespace