public void removeVPath(int[] path) {
        // show yellow flashes along the path
        for (int y = 0; y < sizeY(); y++) {
            component.bim.setRGB(path[y], y, 0xffffff00);
        }
        frame.repaint();
        // delete path from image
        BufferedImage newimage = new BufferedImage(sizeX() - 1, sizeY(), TYPE_INT_ARGB);
        for (int y = 0; y < sizeY(); y++) {
            for (int x = 0; x < sizeX() - 1; x++) {
                int xo = x + ((x >= path[y]) ? 1 : 0);
                newimage.setRGB(x, y, component.bim.getRGB(xo, y));
            }
        }
        component.bim = newimage;
    }