Function touching_bottom

utils/wei_utils.py:855–864

(sname, sbox)

            return False

        def touching_bottom(sname, sbox):
            b = bottom(sbox)
            if abs(b - sec_bottom) < 1e-9:
                return True
            for oname, obox in expanded_subs.items():
                if oname == sname:
                    continue
                if abs(obox["top"] - b) < 1e-9:
                    return True
            return False

        # Attempt a single pass of expansions, left->right->top->bottom
        for name in expanded_subs: