materials 0.0 0.0 1.0 0.0 0.01 quad linear -0.5 -0.2 -0.5 0.2 0.5 0.2 0.5 -0.2 -0.5 0.0 0.5 0.0 0.1 0.0 tl,tr br,bl ml 90 mr 90 90:2 0 0:3 90 90 0 90 bsl_top layup1 bsl_bottom layup2 bsl_left layup3 bsl_right layup3