{ Z-Up } { "flt2egg -ps keep gridBack.flt -o gridBack.egg" } vpool { 0 { -1 -1 0 } 1 { 1 -1 0 } 2 { 1 1 0 } 3 { -1 1 0 } } GridBack { gridBack { { { 1 1 1 0.498039215803146 } { 0 1 2 3 { vpool } } } { { 1 1 1 0.498039215803146 } { 3 2 1 0 { vpool } } } } }