2018-10-19 09:44:01 +08:00
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#!/bin/bash
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# 包含GMT自带脚本文件 其中包含了一些有用的功能 比如获取网格文件的范围
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. gmt_shell_functions.sh
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# 包含dispOption脚本
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2023-03-19 19:41:55 +08:00
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. dispOptions.sh
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2018-10-19 09:44:01 +08:00
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#GMT画一个色度条
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# 初始化参数
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data='null'
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unit='m'
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color='rainbow'
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range='null'
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overwriteRange='null'
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overwrite=0
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bartick="a" #色标轴标轴间隔 a表示自动
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opFile=0
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2018-10-19 10:03:13 +08:00
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hori=''
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2018-10-19 09:44:01 +08:00
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# 从命令行获取参数
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2018-10-19 10:03:13 +08:00
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while getopts "hi:r:u:c:v:os" arg
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2018-10-19 09:44:01 +08:00
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do
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case $arg in
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h)
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dispTitle "${0##*/}" "plot a color bar using GMT script. The template accepts a grid (.nc .grid) file as input and outputs a .png and a .eps file. \
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For further explanations, please look for GMT's manuscripts."
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dispAuthorInfo "Yi Zhang (zhangyi.cugwuhan@gmail.com)"
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2018-10-19 10:03:13 +08:00
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dispUsage "${0##*/} -i<grid-data> [-r<xmin>/<xmax>/<ymin>/<ymax>] [-c<cpt-file>] [-o] [-s] [-u<unit>] [-v<bar-tick>]"
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2018-10-19 09:44:01 +08:00
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dispOptionShort "-i" "input grid file."
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dispOptionShort "-r" "data range. The template will detect the input data range automatically, the use of this option will overwrite the range."
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dispOptionShort "-c" "color cpt, The default is rainbow."
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dispOptionShort "-o" "open file in finder, the default is using imgcat."
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2018-10-19 10:03:13 +08:00
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dispOptionShort "-s" "plot the color bar horizontally."
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2018-10-19 09:44:01 +08:00
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dispOptionShort "-u" "data unit. The default is meter."
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dispOptionShort "-v" "intervals of color bar's labels. the script will set the intervals automatically if -v option is not set."
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exit 0;;
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i)
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data=$OPTARG;;
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u)
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unit=$OPTARG;;
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c)
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color=$OPTARG;;
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v)
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bartick=$OPTARG;;
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r)
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overwrite=1
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overwriteRange=$OPTARG;;
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o)
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opFile=1;;
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v)
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bartick=$OPTARG;;
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2018-10-19 10:03:13 +08:00
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s)
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hori='+h';;
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2018-10-19 09:44:01 +08:00
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?)
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printf "error: unknow argument\nuse -h option to see help information\n"
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exit 1;;
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esac
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done
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# 进行必要的参数检查
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if [[ $data == "null" ]]; then
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printf "error: no input file name\nuse -h option to see help information\n"
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exit 1
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else
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# 初始化临时文件名
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cptfile=user.cpt
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psfile=${data%.*}.ps
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jpgfile=${data%.*}.png
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# 获取网格范围
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if [[ $overwrite == 1 ]]; then
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range=${overwriteRange}
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else
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range=$(gmt_get_gridregion ${data})
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fi
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# 设置绘图参数
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gmt gmtset \
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FONT_ANNOT_PRIMARY=7p,Times-Roman,black \
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MAP_FRAME_PEN=thinnest,black \
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MAP_TICK_LENGTH_PRIMARY=1p/0.5p \
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MAP_TITLE_OFFSET=7p \
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MAP_GRID_CROSS_SIZE_PRIMARY=2p \
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FONT_LABEL=7p,Times-Roman,black \
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MAP_FRAME_AXES=WeSnZ \
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MAP_LABEL_OFFSET=2p \
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MAP_ANNOT_OFFSET_PRIMARY=2.5p
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gmt grd2cpt ${data} -C${color} -R${range} -Z -D > $cptfile
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#-C${cptfile}+Uk 使用km（色标单位除1000
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#如果unit等于km则在cptfile后面添加+Uk
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if [[ ${unit} == 'km+Uk' ]]; then
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2018-10-19 10:03:13 +08:00
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gmt psscale -Dx1.6i/0.1i+w1.2i/0.07i${hori} -C${cptfile}+Uk -Bx${bartick} -By+l${unit} > $psfile
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2018-10-19 09:44:01 +08:00
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else
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2018-10-19 10:03:13 +08:00
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gmt psscale -Dx1.6i/0.1i+w1.2i/0.07i${hori} -C${cptfile} -Bx${bartick} -By+l${unit} > $psfile
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2018-10-19 09:44:01 +08:00
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fi
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gmt psconvert $psfile -A -TEG -E500
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# 删除临时文件 使用linux终端rm命令
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rm $cptfile $psfile gmt.history gmt.conf
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if [[ $plotgrad == 1 ]]; then
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rm $gradfile
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fi
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if [[ $opFile == 1 ]]; then
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# 打开图片文件 此命令使用MacOS终端open命令
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open $jpgfile
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else
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# 在终端显示图像 此命令需要imgcat.sh脚本和iTerm终端
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imgcat $jpgfile
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fi
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fi
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