y_edgebuf 646 modules/edgeoverlay.c const int y_edgebuf = (y-y_min) * viewport_width; y_edgebuf 657 modules/edgeoverlay.c draw_or_erase_edge_pixel(x_off+viewport_xoffset, y_off+viewport_yoffset, cl, bv_get(edgebuf, y_edgebuf + x));