The online help from shwmod96 -h is
Usage: shwmod96 -XLEN xlen -YLEN ylen -X0 x0 -Y0 y0 -VMIN vmin -VMAX vmax -ZMIN zmin -ZMAX zmax -K kolor [-P -S -D -QP -QS ] [ -W width ] [-NOLABX -NOLABY] [-LEG] model96_file[s] [ -DT lintyp ] [ -XY ] -XLEN xlen (default 6.0 ) Length of horizontal axis -YLEN ylen (default 6.0 ) Length of depth axis -X0 x0 (default 2.0 ) (x0,y0) are lower left corner -Y0 y0 (default 1.0 ) -K kolor (default 1 ) Profile in color if kolor < 0 use red->blue progression -VMIN vmin (default 2.0 ) Minimum value of horizontal -VMAX vmax (default 5.0 ) Minimum value of horizontal -ZMIN zmin (default 0.0 ) Minimum value of depth axis -ZMAX zmax (default 60. ) Minimum value of horizontal axis -W width (default 0.001) Width of line (inch) for model plot -NOLABX (default label X) Do not label X-axis -NOLABY (default label Y) Do not label Y-axis -LEG (default none) Put in file legend -LEGIN (default none) Put in file legend inside frame -P (default S ) plot P-velocity -S (default S ) plot S-velocity -D (default S ) plot density -QP (default S ) plot 1/QP -QS (default S ) plot 1/QS -DT linetype (default solid) linetype= solid short long -XY (default false) create xy file of (z,val) If the model file is Model.mod, the xy file name is Model.mod.VP.xy if the -P flag is used Model.mod.VS.xy if the -S flag is used Model.mod.DEN.xy if the -D flag is used Model.mod.QPI.xy if the -QP flag is used to plot 1/QP Model.mod.QSI.xy if the -QS flag is used to plot 1/QS -? (default none ) this help message -h (default none ) this help message
For this tutorial, three velocity models are used:
Three scripts and correspond figures are presented below.
#!/bin/sh ##### # clean up ##### rm *.eps *.PLT ##### # you may wish to change the dimensions of the plot here # and the position of the identification lables that # are defined later in this script ##### ##### # plot Vp Vs and Density for one model # on one figure ##### ##### # set plot parameters ##### MODELNAME="nnCIA.mod" XLEN=6.0 YLEN=6.0 ZMAX=50.0 VMIN=1.0 VMAX=9.0 X0=2.0 Y0=1.0 WIDTH=0.03 RED=2 BLUE=4 BLACK=1 for TYPE in P S D do case $TYPE in P) COLOR=${RED} ;; S) COLOR=${BLUE} ;; D) COLOR=${BLACK} ;; esac shwmod96 -X0 ${X0} -Y0 ${Y0} -XLEN ${XLEN} -YLEN ${YLEN} -VMIN ${VMIN} -VMAX ${VMAX} -ZMIN 0.0 -ZMAX ${ZMAX} -${TYPE} -K ${COLOR} -W ${WIDTH} -M ${MODELNAME} ##### # now use reframe to crop the X-axis title # later we will use calplt to add this information ##### cat SHWMOD96.PLT | reframe -N1 -O -YH+7200 > ${TYPE}.PLT rm SHWMOD96.PLT done ##### # combine all three onto one plot ##### cat ?.PLT > ALL.PLT ##### # put in a color key using calplt ##### set -x SIZE=0.1 YPOS=`echo $Y0 $YLEN | awk '{print $1 + 0.9*$2}'` YPOSL=`echo $YPOS $SIZE | awk '{print $1 - 0.5*$2}' ` XLL=` echo $X0 $XLEN | awk '{print $1 + 0.70*$2}' ` XLH=` echo $X0 $XLEN | awk '{print $1 + 0.75*$2}' ` XLEGEND=`echo $X0 $XLEN | awk '{print $1 + 0.77*$2}' ` DY=`echo ${SIZE} | awk '{print 1.5*$1}' ` for TYPE in P S D do case $TYPE in P) COLOR=${RED} ;STRING="Vp (km/s)";; S) COLOR=${BLUE} ;STRING="Vs (km/s)";; D) COLOR=${BLACK} ;STRING="Rho (gm/cm^3)";; esac calplt << EOF NEWPEN ${COLOR} GWIDTH ${WIDTH} LINE ${XLL} ${YPOS} ${XLH} ${YPOS} GWIDTH 0.00 NEWPEN 1 LEFT ${XLEGEND} ${YPOSL} ${SIZE} "${STRING}" 0.0 PEND EOF cat CALPLT.PLT >> ALL.PLT rm CALPLT.PLT CALPLT.cmd ##### # change the YPOS ##### YPOS=`echo $YPOS ${DY} | awk '{print $1 - $2}' ` YPOSL=`echo $YPOS $SIZE | awk '{print $1 - 0.5*$2}' ` done ##### # make the EPS and PNG (using ImageMagick) ##### plotnps -F7 -W15 -EPS -K < ALL.PLT > ALL.eps convert -trim ALL.eps -background white -alpha remove -alpha off ALL.png rm ALL.eps
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#!/bin/sh ##### # test the xy output of shwmod96 # and then use genplt to plot the progiles ##### ##### # create the xy files - this also creates SHWMOD.PLT which will be ignoted ##### for T in P S D QP QS do shwmod96 -XY -$T -M nnCIA.mod rm SHWMOD96.PLT done ##### # now make Vp Vs Rho plot ##### cat > lcmdfil << EOF 'nnCIA.mod.VP.xy' 2 0.05 'NO' 0.05 'Vp (km/s)' 'nnCIA.mod.VS.xy' 4 0.05 'NO' 0.05 'Vs (km/s)' 'nnCIA.mod.DEN.xy' 1 0.05 'NO' 0.05 'Rho (mm/cm^3)' EOF genplt -XMIN 0.0 -XMAX 50.0 -XDOWN -YMIN 1 -YMAX 9 -L lcmdfil -LPOS 'MR' -TX 'Depth (km)' -TY ' ' mv GENPLT.PLT PSD.PLT ##### # now make Qp_inv Qs_inv plot using a log scale ###### cat > lcmdfil << EOF 'nnCIA.mod.QPI.xy' 2 0.05 'NO' 0.05 '1/Qp' 'nnCIA.mod.QSI.xy' 4 0.05 'NO' 0.05 '1/Qs' EOF genplt -XMIN 0.0 -XMAX 50.0 -XDOWN -YMIN 0.0001 -YMAX 1 -YLOG -L lcmdfil -LPOS 'MR' -TX 'Depth (km)' -TY ' ' mv GENPLT.PLT Q.PLT rm -f GENPLT.PLT ##### # amke the EPS and PNG (using ImageMagick) ##### for i in *.PLT do B=`basename $i .PLT` plotnps -F7 -W15 -EPS -K < ${i} > t.eps convert -trim t.eps -background white -alpha remove -alpha off ${B}.png rm -f t.eps done
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#!/bin/sh ##### # use shwmod96 to get VS.xy files for the nnCIA.mod CUS.mod and WUS.mod ##### shwmod96 -S -XY *.mod cat > lcmdfil << EOF 'nnCIA.mod.VS.xy' 1 0.02 'NO' 0.05 'nnCIA' 'CUS.mod.VS.xy' 2 0.02 'NO' 0.05 'CUS' 'WUS.mod.VS.xy' 4 0.02 'NO' 0.05 'WUS' EOF genplt -XMIN 0.0 -XMAX 50.0 -XDOWN -YMIN 1 -YMAX 9 -L lcmdfil -LPOS 'MR' -TX 'Depth (km)' -TY 'Vs (km/s) ' mv GENPLT.PLT VSmodels.PLT plotnps -F7 -W10 -EPS -K < VSmodels.PLT > t.eps convert -trim t.eps -background white -alpha remove -alpha off VSmodels.png rm t.eps
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