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#!/bin/sh
############################################################################
#
# MODULE: g3.setregion.sh for GRASS 5.7
# AUTHOR(S): Markus Neteler (neteler itc it)
# PURPOSE: sets WIND3 file; a sort of g3.region with parser support.
# COPYRIGHT: (C) 2004 by the GRASS Development Team
#
# This program is free software under the GNU General Public
# License (>=v2). Read the file COPYING that comes with GRASS
# for details.
#
#############################################################################
#TODO:
#
#%Module
#% description: g3.setregion modifies current 3D region
#%End
#%option
#% key: n
#% type: double
#% description: North extent
#% required : no
#%end
#%option
#% key: s
#% type: double
#% description: South extent
#% required : no
#%end
#%option
#% key: w
#% type: double
#% description: West extent
#% required : no
#%end
#%option
#% key: e
#% type: double
#% description: East extent
#% required : no
#%end
#%option
#% key: b
#% type: integer
#% description: Bottom height
#% required : no
#%end
#%option
#% key: t
#% type: integer
#% description: Top height
#% required : no
#%end
#%option
#% key: res
#% type: double
#% description: Horizontal resolution (2D)
#% required : no
#%end
#%option
#% key: dres
#% type: integer
#% description: Depth resolution (3D)
#% required : no
#%end
#%flag
#% key: u
#% description: update WIND3 from WIND/DEFAULT_WIND3
#%end
if [ -z $GISBASE ] ; then
echo "You must be in GRASS GIS to run this program."
exit 1
fi
if [ "$1" != "@ARGS_PARSED@" ] ; then
exec g.parser "$0" "$@"
fi
eval `g.gisenv`
: ${GISBASE?} ${GISDBASE?} ${LOCATION_NAME?} ${MAPSET?}
LOCATION=$GISDBASE/$LOCATION_NAME/$MAPSET
UPDATE=0
if test ! -f $LOCATION/WIND3
then
echo "No 3D region settings present. Run g3.createwind first!"
exit
fi
north=`cat $LOCATION/WIND | awk ' /north:/ { print $2 }'`
south=`cat $LOCATION/WIND | awk ' /south:/ { print $2 }'`
east=`cat $LOCATION/WIND | awk ' /east:/ { print $2 }'`
west=`cat $LOCATION/WIND | awk ' /west:/ { print $2 }'`
res=`cat $LOCATION/WIND | awk ' /e-w resol:/ { print $3 }'`
#catch from default:
top=`cat $LOCATION/WIND3 | awk ' /Top:/ { printf "%.0f", $2 }'`
bottom=`cat $LOCATION/WIND3 | awk ' /Bottom:/ { printf "%.0f", $2 }'`
dres=`cat $LOCATION/WIND3 | awk ' /t-b resol:/ { printf "%.0f", $3 }'`
# add crash check here, then previously run g3.createwind
echo "Previous settings:"
echo "n:$north s:$south w:$west e:$east t:$top b:$bottom r:$res dres:$dres"
if [ $GIS_FLAG_u -ne 1] ; then
north=$GIS_OPT_n
south=$GIS_OPT_s
east=$GIS_OPT_e
west=$GIS_OPT_w
top=$GIS_OPT_t
bottom=$GIS_OPT_b
res=$GIS_OPT_res
dres=$GIS_OPT_dres
fi
#reset 2D region:
g.region n=$north s=$south w=$west e=$east res=$res
if [ $? -eq 1 ] ; then
echo "Check coordinate settings!"
exit
fi
#re-read new settings (don't want to calculate here):
north=`cat $LOCATION/WIND | awk ' /north:/ { print $2 }'`
south=`cat $LOCATION/WIND | awk ' /south:/ { print $2 }'`
east=`cat $LOCATION/WIND | awk ' /east:/ { print $2 }'`
west=`cat $LOCATION/WIND | awk ' /west:/ { print $2 }'`
res=`cat $LOCATION/WIND | awk ' /e-w resol:/ { print $3 }'`
echo ""
echo "Creating now WIND3 region with following parameters:"
cat $LOCATION/WIND | awk ' /proj:/ { print "Proj: "$2 }' > $LOCATION/WIND3
cat $LOCATION/WIND | awk ' /zone:/ { print "Zone: "$2 }' >> $LOCATION/WIND3
echo "North: $north" >> $LOCATION/WIND3
echo "South: $south" >> $LOCATION/WIND3
echo "East: $east" >> $LOCATION/WIND3
echo "West: $west" >> $LOCATION/WIND3
layer_number=`echo $bottom $top $dres | awk '{print ($2-$1)/$3}'`
echo "Top: $top" >> $LOCATION/WIND3
echo "Bottom: $bottom" >> $LOCATION/WIND3
echo " Top: $top"
echo " Bottom: $bottom"
# we need this later
number_rows=`cat $LOCATION/WIND | awk ' /rows:/ { print $2 }'`
echo "nofRows: $number_rows" >> $LOCATION/WIND3
number_cols=`cat $LOCATION/WIND | awk ' /cols:/ { print $2 }'`
echo "nofCols: $number_cols" >> $LOCATION/WIND3
echo "nofDepths: $layer_number" >> $LOCATION/WIND3
echo " nofDepths: $layer_number"
cat $LOCATION/WIND | awk ' /e-w/ { print "e-w resol: "$3 }' >> $LOCATION/WIND3
cat $LOCATION/WIND | awk ' /n-s/ { print "n-s resol: "$3 }' >> $LOCATION/WIND3
echo "t-b resol: $dres" >> $LOCATION/WIND3
echo " t-b resol: $dres"
# check bottom_height > top_height:
if [ $bottom -ge $top ]
then
echo "----- ERROR: bottom_height must be less than top_height."
rm -f $LOCATION/WIND3
exit
fi
number=`echo $number_rows $number_cols $layer_number | awk '{print ($1 * $2 * $3)}'`
echo "WIND3 file created/updated."
echo "You have defined a volume of $number tiles (cubes)."
# this needs to be improved!!:
#do we need this? yes, g3.region reads DEFAULT_WIND3 only!!
cp $LOCATION/WIND3 $LOCATION/../PERMANENT/DEFAULT_WIND3
echo ""
#echo "Please check the file:"
#echo "$LOCATION/WIND3"
#echo "Additionally check:"
#echo "$LOCATION/../PERMANENT/DEFAULT_WIND3"
echo "New settings:"
echo "n:$north s:$south w:$west e:$east t:$top b:$bottom r:$res dres:$dres"
echo "Now check with"
echo " g3.region"
|
