#!/bin/bash
p=115/25
gmt begin test
gmt plot3d -pz$p/0 -R-2/2/-1/1/0/1 -Jx1c -Jz-1c -Bxa2f1 -Bya1f0.5 -Bza1f0.5 -BeWNsZ -Wthicker,black <<EOF
>
-2 -1 1
 2 -1 1
 2 -1 0
>
 2 -1 1
 2  1 1
 2  1 0
EOF
gmt clip -pz$p/0 -Jz -Wthin,red <<EOF
-2 -1 0
-2  1 0
 2  1 0
 2 -1 0
EOF
gmt plot3d -pz$p/0 -Jz -Gskyblue -L <<EOF
-2  0 0
 0  2 0
 2  0 0
 0 -2 0
EOF
gmt clip -C
gmt clip -py$p/-1 -Jz -Wthin,blue <<EOF
-2 -1 0
-2 -1 1
 2 -1 1
 2 -1 0
EOF
gmt plot3d -py$p/-1 -Jz -Gorange -L <<EOF
-2 -1  0.5
 0 -1  1.5
 2 -1  0.5
 0 -1 -0.5
EOF
gmt clip -C
gmt end