imagepolygon
Description
int imagepolygon ( resource image, array points, int num_points, int color)imagepolygon() creates a polygon in image id. points is a PHP array containing the polygon's vertices, ie. points[0] = x0, points[1] = y0, points[2] = x1, points[3] = y1, etc. num_points is the total number of points (vertices).
See also imagecreate() and imagecreatetruecolor().