src/px/falsecolor.csh

#!/bin/csh -f
# SCCSid "$SunId$ LBL"
#
# Create false color image with legend
#
set td=/usr/tmp/fc$$
onintr quit
set mult=179
set label=Nits
set scale=1000
set decades=0
set redv='1.6*v-.6'
set grnv='if(v-.375,1.6-1.6*v,8/3*v)'
set bluv='1-8/3*v'
set ndivs=8
set picture='-'
set cpict=
set loff=0
set legwidth=100
set legheight=200
while ($#argv > 0)
        switch ($argv[1])
        case -m:
                shift argv
                set mult="$argv[1]"
                breaksw
        case -s:
                shift argv
                set scale="$argv[1]"
                breaksw
        case -l:
                shift argv
                set label="$argv[1]"
                breaksw
        case -log:
                shift argv
                set decades=$argv[1]
                breaksw
        case -r:
                shift argv
                set redv="$argv[1]"
                breaksw
        case -g:
                shift argv
                set grnv="$argv[1]"
                breaksw
        case -b:
                shift argv
                set bluv="$argv[1]"
                breaksw
        case -i:
                shift argv
                set picture="$argv[1]"
                breaksw
        case -p:
                shift argv
                set cpict="$argv[1]"
                breaksw
        case -ip:
        case -pi:
                shift argv
                set picture="$argv[1]"
                set cpict="$argv[1]"
                breaksw
        case -cl:
                set docont=a
                set loff=12
                breaksw
        case -cb:
                set docont=b
                set loff=13
                breaksw
        case -e:
                set doextrem
                set needfile
                breaksw
        case -n:
                shift argv
                set ndivs="$argv[1]"
                breaksw
        default:
                echo bad option "'$argv[1]'" >/dev/tty
                exit 1
        endsw
        shift argv
end
mkdir $td
cat > $td/pc0.cal <<_EOF_
PI : 3.14159265358979323846 ;
scale : $scale ;
mult : $mult ;
ndivs : $ndivs ;

or(a,b) : if(a,a,b);
EPS : 1e-7;
neq(a,b) : if(a-b-EPS,1,b-a-EPS);
btwn(a,x,b) : if(a-x,-1,b-x);
clip(x) : if(x-1,1,if(x,x,0));
frac(x) : x - floor(x);
boundary(a,b) : neq(floor(ndivs*a+.5),floor(ndivs*b+.5));

isconta = if(btwn(0,v,1),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1);
iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),-1); 

ro = if(in,clip($redv),ra);
go = if(in,clip($grnv),ga);
bo = if(in,clip($bluv),ba);

ra = 0;
ga = 0;
ba = 0;

in = 1;
_EOF_
cat > $td/pc1.cal <<_EOF_
norm : mult/scale/le(1);

v = map(li(1)*norm);

vleft = map(li(1,-1,0)*norm);
vright = map(li(1,1,0)*norm);
vabove = map(li(1,0,1)*norm);
vbelow = map(li(1,0,-1)*norm);

map(x) = x;

ra = ri(nfiles);
ga = gi(nfiles);
ba = bi(nfiles);
_EOF_
set pc0args=(-f $td/pc0.cal)
set pc1args=(-f $td/pc1.cal)
if ($?docont) then
        set pc0args=($pc0args -e "in=iscont$docont")
endif
if ("$cpict" == "") then
        set pc1args=($pc1args -e 'ra=0;ga=0;ba=0')
else if ("$cpict" == "$picture") then
        set cpict=
endif
if ($?needfile && "$picture" == '-') then
        cat > $td/picture
        set picture=$td/picture
endif
if ($decades > 0) then
        set pc1args=($pc1args -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)")
        set imap="imap(y)=10^((y-1)*$decades)"
else
        set imap="imap(y)=y"
endif
pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v' \
                -e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres' \
                -x $legwidth -y $legheight > $td/scol.pic
( echo $label; cnt $ndivs \
                | rcalc -e '$1='"($scale)*imap(($ndivs-.5-"'$1'")/$ndivs)" \
                -e "$imap" ) \
        | psign -s -.15 -cf 1 1 1 -cb 0 0 0 \
                -h `ev "floor($legheight/$ndivs+.5)"` > $td/slab.pic
if ( $?doextrem ) then
        pextrem -o $picture > $td/extrema
        set minpos=`sed 2d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
        set minval=`rcalc -e '$1=($3*.3+$4*.59+$5*.11)*'"$mult" $td/extrema | sed -e 2d -e 's/\(.....\).*$/\1/'`
        set maxpos=`sed 1d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
        set maxval=`rcalc -e '$1=($3*.3+$4*.59+$5*.11)*'"$mult" $td/extrema | sed -e 1d -e 's/\(.....\).*$/\1/'`
        psign -s -.15 -a 2 -h 16 $minval > $td/minv.pic
        psign -s -.15 -a 2 -h 16 $maxval > $td/maxv.pic
        pcomb $pc0args $pc1args $picture $cpict \
                | pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff \
                  - $legwidth 0 $td/minv.pic $minpos $td/maxv.pic $maxpos
else
        pcomb $pc0args $pc1args $picture $cpict \
                | pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff - $legwidth 0
endif
quit:
rm -rf $td
Revision:	2.5
Committed:	Thu Dec 17 12:32:49 1992 UTC (31 years, 4 months ago) by greg
Content type:	application/x-csh
Branch:	MAIN
Changes since 2.4:	+2 -2 lines
Log Message:	fixed label offsets
#	User	Rev	Content
1	greg	1.1	#!/bin/csh -f
2			# SCCSid "$SunId$ LBL"
3			#
4			# Create false color image with legend
5			#
6	greg	1.5	set td=/usr/tmp/fc$$
7	greg	1.1	onintr quit
8	greg	1.9	set mult=179
9	greg	1.1	set label=Nits
10			set scale=1000
11	greg	1.3	set decades=0
12	greg	1.5	set redv='1.6*v-.6'
13			set grnv='if(v-.375,1.6-1.6v,8/3v)'
14			set bluv='1-8/3*v'
15	greg	1.1	set ndivs=8
16			set picture='-'
17			set cpict=
18	greg	2.4	set loff=0
19	greg	1.5	set legwidth=100
20			set legheight=200
21	greg	1.1	while ($#argv > 0)
22			switch ($argv[1])
23			case -m:
24			shift argv
25			set mult="$argv[1]"
26			breaksw
27			case -s:
28			shift argv
29			set scale="$argv[1]"
30			breaksw
31			case -l:
32			shift argv
33			set label="$argv[1]"
34			breaksw
35	greg	1.3	case -log:
36			shift argv
37			set decades=$argv[1]
38			breaksw
39	greg	1.1	case -r:
40			shift argv
41			set redv="$argv[1]"
42			breaksw
43			case -g:
44			shift argv
45			set grnv="$argv[1]"
46			breaksw
47			case -b:
48			shift argv
49			set bluv="$argv[1]"
50			breaksw
51			case -i:
52			shift argv
53			set picture="$argv[1]"
54			breaksw
55			case -p:
56			shift argv
57			set cpict="$argv[1]"
58			breaksw
59			case -ip:
60			case -pi:
61	greg	1.2	shift argv
62	greg	1.1	set picture="$argv[1]"
63			set cpict="$argv[1]"
64			breaksw
65			case -cl:
66			set docont=a
67	greg	2.5	set loff=12
68	greg	1.1	breaksw
69			case -cb:
70			set docont=b
71	greg	2.5	set loff=13
72	greg	1.1	breaksw
73	greg	2.3	case -e:
74			set doextrem
75			set needfile
76			breaksw
77	greg	1.1	case -n:
78	greg	1.2	shift argv
79	greg	1.1	set ndivs="$argv[1]"
80	greg	1.2	breaksw
81	greg	1.1	default:
82	greg	1.3	echo bad option "'$argv[1]'" >/dev/tty
83	greg	1.1	exit 1
84			endsw
85			shift argv
86			end
87	greg	1.5	mkdir $td
88			cat > $td/pc0.cal <<_EOF_
89	greg	1.8	PI : 3.14159265358979323846 ;
90	greg	1.1	scale : $scale ;
91			mult : $mult ;
92			ndivs : $ndivs ;
93
94			or(a,b) : if(a,a,b);
95			EPS : 1e-7;
96			neq(a,b) : if(a-b-EPS,1,b-a-EPS);
97	greg	1.7	btwn(a,x,b) : if(a-x,-1,b-x);
98	greg	1.5	clip(x) : if(x-1,1,if(x,x,0));
99	greg	1.1	frac(x) : x - floor(x);
100	greg	2.2	boundary(a,b) : neq(floor(ndivsa+.5),floor(ndivsb+.5));
101	greg	1.1
102	greg	1.6	isconta = if(btwn(0,v,1),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1);
103	greg	1.5	iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),-1);
104	greg	1.1
105	greg	1.5	ro = if(in,clip($redv),ra);
106			go = if(in,clip($grnv),ga);
107			bo = if(in,clip($bluv),ba);
108
109			ra = 0;
110			ga = 0;
111			ba = 0;
112
113			in = 1;
114			_EOF_
115			cat > $td/pc1.cal <<_EOF_
116			norm : mult/scale/le(1);
117
118	greg	1.4	v = map(li(1)*norm);
119	greg	1.5
120	greg	1.4	vleft = map(li(1,-1,0)*norm);
121			vright = map(li(1,1,0)*norm);
122			vabove = map(li(1,0,1)*norm);
123			vbelow = map(li(1,0,-1)*norm);
124	greg	1.1
125	greg	1.5	map(x) = x;
126	greg	1.1
127			ra = ri(nfiles);
128			ga = gi(nfiles);
129			ba = bi(nfiles);
130			_EOF_
131	greg	1.5	set pc0args=(-f $td/pc0.cal)
132			set pc1args=(-f $td/pc1.cal)
133	greg	1.1	if ($?docont) then
134	greg	1.5	set pc0args=($pc0args -e "in=iscont$docont")
135	greg	1.1	endif
136			if ("$cpict" == "") then
137	greg	1.5	set pc1args=($pc1args -e 'ra=0;ga=0;ba=0')
138	greg	1.1	else if ("$cpict" == "$picture") then
139			set cpict=
140			endif
141	greg	2.3	if ($?needfile && "$picture" == '-') then
142			cat > $td/picture
143			set picture=$td/picture
144			endif
145	greg	1.3	if ($decades > 0) then
146	greg	1.5	set pc1args=($pc1args -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)")
147	greg	1.3	set imap="imap(y)=10^((y-1)*$decades)"
148			else
149			set imap="imap(y)=y"
150			endif
151	greg	1.5	pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v' \
152			-e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres' \
153			-x $legwidth -y $legheight > $td/scol.pic
154	greg	1.3	( echo $label; cnt $ndivs \
155			\| rcalc -e '$1='"($scale)*imap(($ndivs-.5-"'$1'")/$ndivs)" \
156			-e "$imap" ) \
157	greg	2.3	\| psign -s -.15 -cf 1 1 1 -cb 0 0 0 \
158			-h `ev "floor($legheight/$ndivs+.5)"` > $td/slab.pic
159			if ( $?doextrem ) then
160			pextrem -o $picture > $td/extrema
161			set minpos=`sed 2d $td/extrema \| rcalc -e '$2=$2;$1=$1+'"$legwidth"`
162			set minval=`rcalc -e '$1=($3.3+$4.59+$5.11)'"$mult" $td/extrema \| sed -e 2d -e 's/\(.....\).*$/\1/'`
163			set maxpos=`sed 1d $td/extrema \| rcalc -e '$2=$2;$1=$1+'"$legwidth"`
164			set maxval=`rcalc -e '$1=($3.3+$4.59+$5.11)'"$mult" $td/extrema \| sed -e 1d -e 's/\(.....\).*$/\1/'`
165			psign -s -.15 -a 2 -h 16 $minval > $td/minv.pic
166			psign -s -.15 -a 2 -h 16 $maxval > $td/maxv.pic
167			pcomb $pc0args $pc1args $picture $cpict \
168	greg	2.4	\| pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff \
169	greg	2.3	- $legwidth 0 $td/minv.pic $minpos $td/maxv.pic $maxpos
170			else
171			pcomb $pc0args $pc1args $picture $cpict \
172	greg	2.4	\| pcompos $td/scol.pic 0 0 -t .2 $td/slab.pic 0 $loff - $legwidth 0
173	greg	2.3	endif
174	greg	1.1	quit:
175	greg	1.5	rm -rf $td