/GrADS/script/drawpoly.gs
drawpoly [-by type] [-o] [-f] [-rgb r g b] [-rgba r g b a] [-color color] x1 y1 x2 y2 ... ga-> drawpoly 3 3 5 5 4 7 8 3
drawpoly [-by type] [-o] [-f] [-rgb r g b] [-rgba r g b a] [-color color] x1 y1 x2 y2 ... ga-> drawpoly 3 3 5 5 4 7 8 3