`Demonstrates a convenient way to keep the weight
`of tank contents on board when flooded.
project NORUNOFF
read fv
draft 5
vcg 7
solve weight, lcg
macro norunoff
tank %1
add "non-runoff %1", {tweight}, {tlcg}, {ttcg}, {tvcg}
type flood
/
macro intact
tank %1
delete "non-runoff %1"
type intact
/
load (wt*) 0.5
solve
status
`flood tank without runoff
.norunoff wt1.s
solve
status
`restore to intact
.intact wt1.s
solve
status
end