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#!/usr/bin/env bash
gmt begin GMT_CPTscale
gmt set GMT_THEME cookbook
gmt plot -R0/6/0/6 -Jx1i -W0.25p << EOF
> Normal scaling of whole CPT
3 2.9
5 2.5
>
3 0.1
5 0.5
> Truncated with -G
3 2.2
1 2.5
>
3 1.08
1 0.5
> Dash the hinges -W0.25p,-
1 0.785
3 1.5
>
3 1.5
5 0.785
EOF
gmt colorbar -Cglobe -B -Dx3i/1.5i+w2.8i/0.15i+jCM -W0.001
gmt makecpt -Cglobe -T-500/3000
gmt colorbar -C -B -Dx5i/1.5i+w2.0i/0.15i+jLM -W0.001
gmt makecpt -Cglobe -G-3000/5000 -T-500/3000
gmt colorbar -C -B -Dx1i/1.5i+w2.0i/0.15i+jRM+ma -W0.001
gmt text -N -F+f14p+j << EOF
0 0 LB Scale a subset (via @%1%-G@%%)
6 0 RB Scale entire range
3 3.1 CB Master CPT
1 3.1 CB New CPT v1
5 3.1 CB New CPT v2
EOF
gmt end show
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