WR=10 rotate axis
WD=3 reposition fence
WC=1 per cut
Chosen rect
Just placed
Free rect
Primary cut
Secondary cut
SLAS split rule:
if lw ≤ lh (and not inverse):
H-cut first → right=lw×ph, bottom=fw×lh
else:
V-cut first → right=lw×fh, bottom=pw×lh Inverse flips the condition.