(t_room_sim_0d *x, t_glist *glist) {   int xpos = text_xpix(&x->x_gui.x_obj, glist);   int ypos = text_ypix(&x->x_gui.x_obj, glist);   int dx, dy;   int i, n = x->x_nr_src;   int fs = x->x_fontsize;   t_canvas *canvas=glist_getcanvas(glist);   