137 lines
4.7 KiB
Bash
Executable File
137 lines
4.7 KiB
Bash
Executable File
#!/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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. dispOptions.sh
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#GMT显示平面数据脚本，输入文件为网格文件，没有包含网格化语句因为网格化过程中的情况多样化，建议在其他脚本中个别添加再调用此脚本
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# 初始化参数
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data='null'
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gridData='null'
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unit='m'
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color='rainbow'
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direct_cpt='user.cpt'
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range='null'
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overwriteRange='null'
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overwrite=0
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labels=("longitude (degree)" "latitude (degree)")
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plotgrad=0
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clon=0
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polyfile='null'
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bartick="a" #色标轴标轴间隔 a表示自动
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# 从命令行获取参数
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while getopts "hi:r:u:c:C:a:G:l:p:v:g" arg
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do
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case $arg in
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h)
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dispTitle "${0##*/}" "simple global wide data mapping 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 futher explanations, please look for GMT's manuscripts."
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dispAuthorInfo "Yi Zhang (zhangyi.cugwuhan@gmail.com)"
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dispUsage "${0##*/} -i<grid-data> [-r<xmin>/<xmax>/<ymin>/<ymax>] [-l<lon>] [-u<unit>] [-c<cpt-file>] [-a<x-label>,<y-label>] [-g] [-G<grad-data>] [-p<polygon-file>]"
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dispOptionShort "-i" "input grid file"
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dispOptionShort "-r" "data range. The template will ditect the input data range automaticly, the use of this option will overwrite the range."
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dispOptionShort "-l" "central longitude value of the plot, the default value is 0"
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dispOptionShort "-u" "data unit. The default is meter. use 'km+Uk' to append '+Uk' option to the psscale command"
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dispOptionShort "-c" "color cpt. The default is rainbow."
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dispOptionShort "-C" "color cpt. Use the input cpt file directly."
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dispOptionShort "-v" "intervals of color bar's labels. the script will set the intervals automatically if -v option is not set."
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dispOptionShort "-a" "axis labels. The deafults are x (m) and y (m)."
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dispOptionShort "-g" "use grdgradient. The default is false."
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dispOptionShort "-G" "provide a different input grid data for the use of grdgradient. This should be used with the '-g' option at the same time"
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dispOptionShort "-p" "plot polygons via a file."
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exit 0;;
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i)
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data=$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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C)
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direct_cpt=$OPTARG;;
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r)
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overwrite=1
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overwriteRange=$OPTARG;;
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l)
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clon=$OPTARG;;
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v)
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bartick=$OPTARG;;
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a)
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labels=(${OPTARG//,/ });;
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g)
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plotgrad=1;;
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G)
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gridData=$OPTARG;;
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p)
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polyfile=$OPTARG;;
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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 [[ $data == "null" ]]; then
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printf "error: no input file name\nuse -h option to see help information\n"
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exit 1
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else
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# 初始化临时文件名
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cptfile=${direct_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=1.5p/1p \
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MAP_TICK_PEN_PRIMARY=thinnest,black \
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MAP_TITLE_OFFSET=6.5p \
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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=2.5p
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if [[ $cptfile == 'user.cpt' ]]; then
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gmt grd2cpt ${data} -C${color} -Z -D > $cptfile
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fi
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if [[ $plotgrad == 1 ]]; then
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gradfile=${data%.*}Grad.nc
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if [[ $gridData == 'null' ]]; then
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gmt grdgradient ${data} -G${gradfile} -Nt -A0/45
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else
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gmt grdgradient ${gridData} -G${gradfile} -Nt -A0/45
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fi
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gmt grdimage ${data} -R${range} -C${cptfile} -I${gradfile} -Bxag+l"${labels[0]}" -Bpya40g40+l"${labels[1]}" -JN${clon}/2i -K -P > $psfile
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else
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gmt grdimage ${data} -R${range} -C${cptfile} -Bxag+l"${labels[0]}" -Bpya40g40+l"${labels[1]}" -JN${clon}/2i -K -P > $psfile
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fi
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if [[ $polyfile != 'null' ]]; then
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#-L force closed polygon
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#gmt psxy $polyfile -JN${clon}/2i -R${range} -L -K -O >> $psfile
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gmt psxy $polyfile -JN${clon}/2i -R${range} -W0.1p -K -O >> $psfile
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fi
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#-C${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 [[ ${unit} == 'km+Uk' ]]; then
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gmt psscale -Dx0.4i/-0.3i+w1.2i/0.05i+h -C${cptfile}+Uk -Bx${bartick} -By+l"km" -O >> $psfile
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else
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gmt psscale -Dx0.4i/-0.3i+w1.2i/0.05i+h -C${cptfile} -Bx${bartick} -By+l${unit} -O >> $psfile
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fi
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gmt psconvert $psfile -A -TEG -E300
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# 删除临时文件 使用linux终端rm命令
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if [[ $cptfile == 'user.cpt' ]]; then
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rm $cptfile
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fi
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rm $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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# 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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# 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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fi |