Cannot sample enough valid points. (more)

\[\left(\left(dy - cy\right) - \left(by - ay\right)\right) - \frac{vy}{vx} \cdot \left(\left(dx - cx\right) - \left(bx - ax\right)\right)\]
\left(\left(dy - cy\right) - \left(by - ay\right)\right) - \frac{vy}{vx} \cdot \left(\left(dx - cx\right) - \left(bx - ax\right)\right)
double f(double dy, double cy, double by, double ay, double vy, double vx, double dx, double cx, double bx, double ax) {
        double r2391777 = dy;
        double r2391778 = cy;
        double r2391779 = r2391777 - r2391778;
        double r2391780 = by;
        double r2391781 = ay;
        double r2391782 = r2391780 - r2391781;
        double r2391783 = r2391779 - r2391782;
        double r2391784 = vy;
        double r2391785 = vx;
        double r2391786 = r2391784 / r2391785;
        double r2391787 = dx;
        double r2391788 = cx;
        double r2391789 = r2391787 - r2391788;
        double r2391790 = bx;
        double r2391791 = ax;
        double r2391792 = r2391790 - r2391791;
        double r2391793 = r2391789 - r2391792;
        double r2391794 = r2391786 * r2391793;
        double r2391795 = r2391783 - r2391794;
        return r2391795;
}