- gfxpoly_t*dummybox = gfxpoly_createbox(bbox.xmin,bbox.ymin,bbox.xmax,bbox.ymax);
+ gfxpoly_t*dummybox = gfxpoly_createbox(bbox.xmin,bbox.ymin,bbox.xmax,bbox.ymax, DEFAULT_GRID);
+ gfxline_t*dummybox2 = gfxline_from_gfxpoly(dummybox);
+ bbox = gfxline_getbbox(dummybox2);
+ gfxline_free(dummybox2);