Cannot sample enough valid points. (more)

\[e^{\log \left(\sqrt{x.re \cdot x.re + x.im \cdot x.im}\right) \cdot y.re - \tan^{-1}_* \frac{x.im}{x.re} \cdot y.im} \cdot \sin \left(\log \left(\sqrt{x.re \cdot x.re + x.im \cdot x.im}\right) \cdot y.im + \tan^{-1}_* \frac{x.im}{x.re} \cdot y.re\right)\]
e^{\log \left(\sqrt{x.re \cdot x.re + x.im \cdot x.im}\right) \cdot y.re - \tan^{-1}_* \frac{x.im}{x.re} \cdot y.im} \cdot \sin \left(\log \left(\sqrt{x.re \cdot x.re + x.im \cdot x.im}\right) \cdot y.im + \tan^{-1}_* \frac{x.im}{x.re} \cdot y.re\right)
double f(double x_re, double x_im, double y_re, double y_im) {
        double r484790 = x_re;
        double r484791 = r484790 * r484790;
        double r484792 = x_im;
        double r484793 = r484792 * r484792;
        double r484794 = r484791 + r484793;
        double r484795 = sqrt(r484794);
        double r484796 = log(r484795);
        double r484797 = y_re;
        double r484798 = r484796 * r484797;
        double r484799 = atan2(r484792, r484790);
        double r484800 = y_im;
        double r484801 = r484799 * r484800;
        double r484802 = r484798 - r484801;
        double r484803 = exp(r484802);
        double r484804 = r484796 * r484800;
        double r484805 = r484799 * r484797;
        double r484806 = r484804 + r484805;
        double r484807 = sin(r484806);
        double r484808 = r484803 * r484807;
        return r484808;
}