Function fmod_impl_double

src/fl/math/math.cpp.hpp:413–422

}

double fmod_impl_double(double x, double y) {
#if FL_MATH_USE_LIBM
    return ::fmod(x, y);
#else
    if (y == 0.0) return 0.0;
    const double q = x / y;
    const double t = q >= 0.0 ? floor_impl_double(q) : ceil_impl_double(q);
    return x - t * y;
#endif
}

// Inverse tangent 2 implementations (atan2).
//