gfxdrawer_target_poly(&d, gridsize);
draw_stroke(line, &d, width, cap_style, joint_style, miterLimit);
gfxpoly_t*poly = (gfxpoly_t*)d.result(&d);
gfxdrawer_target_poly(&d, gridsize);
draw_stroke(line, &d, width, cap_style, joint_style, miterLimit);
gfxpoly_t*poly = (gfxpoly_t*)d.result(&d);