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 r1308882 = x_re;
        double r1308883 = r1308882 * r1308882;
        double r1308884 = x_im;
        double r1308885 = r1308884 * r1308884;
        double r1308886 = r1308883 + r1308885;
        double r1308887 = sqrt(r1308886);
        double r1308888 = log(r1308887);
        double r1308889 = y_re;
        double r1308890 = r1308888 * r1308889;
        double r1308891 = atan2(r1308884, r1308882);
        double r1308892 = y_im;
        double r1308893 = r1308891 * r1308892;
        double r1308894 = r1308890 - r1308893;
        double r1308895 = exp(r1308894);
        double r1308896 = r1308888 * r1308892;
        double r1308897 = r1308891 * r1308889;
        double r1308898 = r1308896 + r1308897;
        double r1308899 = sin(r1308898);
        double r1308900 = r1308895 * r1308899;
        return r1308900;
}