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#!/usr/bin/env bash
#
# Demonstrate how arrows heads can look like (just doing Cartesian arrows here)
gmt begin GMT_arrows_types
gmt set GMT_THEME cookbook
# Cartesian straight arrows
gmt plot -R0/10/0/7 -JX5.75i/1.75i -S -W1.5p -Gred -B0 --MAP_VECTOR_SHAPE=0 << EOF
0.5 0.5 4.5 0.5 v0.25i+s+e+a40
0.5 1.5 4.5 1.5 v0.25i+s+b
0.5 2.5 4.5 2.5 v0.25i+s+e+b
EOF
gmt plot -S -W1.5p -Gred --MAP_VECTOR_SHAPE=0.5 << EOF
0.5 3.5 4.5 3.5 v0.25i+s+e+b
0.5 4.5 4.5 4.5 v0.25i+s+b+a45
0.5 5.5 4.5 5.5 v0.25i+s+e+bi
0.9 6.5 4.1 6.5 v0.25i+s+eI+bI
EOF
gmt plot -S -W1.5p -Gred -X2.875i << EOF
0.5 0.5 4.5 0.5 v0.25i+s+et
0.5 1.5 4.5 1.5 v0.25i+s+bc
0.5 2.5 4.5 2.5 v0.25i+s+et+bt
EOF
gmt plot -S -W1.5p -Gred --MAP_VECTOR_SHAPE=0.5 << EOF
0.5 3.5 4.5 3.5 v0.25i+s+e+bt
0.5 4.5 4.5 4.5 v0.25i+s+b+ec+a45
EOF
gmt plot -S -W1.5p -Gred --MAP_VECTOR_SHAPE=0.5 << EOF
0.5 5.5 4.5 5.5 v0.25i+s+b+ei
0.5 6.5 4.5 6.5 v0.25i+s+bA+eA
EOF
gmt end show
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