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root/radiance/ray/src/px/falsecolor.csh
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Comparing ray/src/px/falsecolor.csh (file contents):
Revision 1.4 by greg, Fri May 24 17:23:01 1991 UTC vs.
Revision 2.17 by greg, Wed Nov 15 08:17:13 2006 UTC

# Line 1 | Line 1
1 < #!/bin/csh -f
2 < # SCCSid "$SunId$ LBL"
1 > #!/bin/csh -fe
2 > # RCSid: $Id$
3   #
4   # Create false color image with legend
5   #
6 < set tempdir=/usr/tmp/fc$$
6 > # Added user-definable legend 2004/01/20 Rob Guglielmetti
7 >
8 > set td=/tmp/fc$$
9   onintr quit
10 < set mult=470
10 > set mult=179
11   set label=Nits
12   set scale=1000
13   set decades=0
14 < set redv='2*v-1'
15 < set grnv='if(v-.5,2-2*v,2*v)'
16 < set bluv='1-2*v'
14 > set redv='def_red(v)'
15 > set grnv='def_grn(v)'
16 > set bluv='def_blu(v)'
17   set ndivs=8
18   set picture='-'
19   set cpict=
20 + set loff=0
21 + set legwidth=100
22 + set legheight=200
23   while ($#argv > 0)
24          switch ($argv[1])
25 +        case -lw:
26 +                shift argv
27 +                set legwidth="$argv[1]"
28 +                breaksw
29 +        case -lh:
30 +                shift argv
31 +                set legheight="$argv[1]"
32 +                breaksw
33          case -m:
34                  shift argv
35                  set mult="$argv[1]"
# Line 24 | Line 37 | while ($#argv > 0)
37          case -s:
38                  shift argv
39                  set scale="$argv[1]"
40 +                if ("$scale" =~ [aA]*) set needfile
41                  breaksw
42          case -l:
43                  shift argv
# Line 45 | Line 59 | while ($#argv > 0)
59                  shift argv
60                  set bluv="$argv[1]"
61                  breaksw
62 +        case -spec:
63 +                set redv='1.6*v-.6'
64 +                set grnv='if(v-.375,1.6-1.6*v,8/3*v)'
65 +                set bluv='1-8/3*v'
66 +                breaksw
67          case -i:
68                  shift argv
69                  set picture="$argv[1]"
# Line 61 | Line 80 | while ($#argv > 0)
80                  breaksw
81          case -cl:
82                  set docont=a
83 +                set loff=12
84                  breaksw
85          case -cb:
86                  set docont=b
87 +                set loff=13
88                  breaksw
89 +        case -e:
90 +                set doextrem
91 +                set needfile
92 +                breaksw
93          case -n:
94                  shift argv
95                  set ndivs="$argv[1]"
96                  breaksw
97          default:
98 <                echo bad option "'$argv[1]'" >/dev/tty
98 >                echo bad option "'$argv[1]'"
99                  exit 1
100          endsw
101          shift argv
102   end
103 < mkdir $tempdir
104 < cat > $tempdir/pc.cal <<_EOF_
103 > mkdir $td
104 > if ($?needfile && "$picture" == '-') then
105 >        cat > $td/picture
106 >        set picture=$td/picture
107 > endif
108 > if ("$scale" =~ [aA]*) then
109 >        set LogLmax=`phisto $picture | tail -2 | sed -n '1s/    [0-9]*$//p'`
110 >        set scale=`ev "$mult/179*10^$LogLmax"`
111 > endif
112 > cat > $td/pc0.cal <<_EOF_
113 > PI : 3.14159265358979323846 ;
114   scale : $scale ;
115   mult : $mult ;
116   ndivs : $ndivs ;
117  
84 norm : if(nfiles-.5, mult/scale/le(1), 0);
85
118   or(a,b) : if(a,a,b);
119   EPS : 1e-7;
120   neq(a,b) : if(a-b-EPS,1,b-a-EPS);
121 < btwn(a,b) : if(a-x,-1,b-x);
121 > btwn(a,x,b) : if(a-x,-1,b-x);
122 > clip(x) : if(x-1,1,if(x,x,0));
123   frac(x) : x - floor(x);
124 < boundary(a,b) : neq(floor(ndivs*a),floor(ndivs*b));
124 > boundary(a,b) : neq(floor(ndivs*a+.5),floor(ndivs*b+.5));
125  
126 < map(x) = x;
127 < red = $redv;
128 < grn = $grnv;
129 < blu = $bluv;
126 > interp_arr2(i,x,f):(i+1-x)*f(i)+(x-i)*f(i+1);
127 > interp_arr(x,f):if(x-1,if(f(0)-x,interp_arr2(floor(x),x,f),f(f(0))),f(1));
128 > def_redp(i):select(i,0.18848,0.05468174,
129 > 0.00103547,8.311144e-08,7.449763e-06,0.0004390987,0.001367254,
130 > 0.003076,0.01376382,0.06170773,0.1739422,0.2881156,0.3299725,
131 > 0.3552663,0.372552,0.3921184,0.4363976,0.6102754,0.7757267,
132 > 0.9087369,1,1,0.9863);
133 > def_red(x):interp_arr(x/0.0454545+1,def_redp);
134 > def_grnp(i):select(i,0.0009766,2.35501e-05,
135 > 0.0008966244,0.0264977,0.1256843,0.2865799,0.4247083,0.4739468,
136 > 0.4402732,0.3671876,0.2629843,0.1725325,0.1206819,0.07316644,
137 > 0.03761026,0.01612362,0.004773749,6.830967e-06,0.00803605,
138 > 0.1008085,0.3106831,0.6447838,0.9707);
139 > def_grn(x):interp_arr(x/0.0454545+1,def_grnp);
140 > def_blup(i):select(i,0.2666,0.3638662,0.4770437,
141 > 0.5131397,0.5363797,0.5193677,0.4085123,0.1702815,0.05314236,
142 > 0.05194055,0.08564082,0.09881395,0.08324373,0.06072902,
143 > 0.0391076,0.02315354,0.01284458,0.005184709,0.001691774,
144 > 2.432735e-05,1.212949e-05,0.006659406,0.02539);
145 > def_blu(x):interp_arr(x/0.0454545+1,def_blup);
146  
147 + isconta = if(btwn(0,v,1),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1);
148 + iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),-1);
149 +
150 + ra = 0;
151 + ga = 0;
152 + ba = 0;
153 +
154 + in = 1;
155 +
156 + ro = if(in,clip($redv),ra);
157 + go = if(in,clip($grnv),ga);
158 + bo = if(in,clip($bluv),ba);
159 + _EOF_
160 + cat > $td/pc1.cal <<_EOF_
161 + norm : mult/scale/le(1);
162 +
163   v = map(li(1)*norm);
164 +
165   vleft = map(li(1,-1,0)*norm);
166   vright = map(li(1,1,0)*norm);
167   vabove = map(li(1,0,1)*norm);
168   vbelow = map(li(1,0,-1)*norm);
103 isconta = or(boundary(vleft,vright),boundary(vabove,vbelow));
104 iscontb = if(btwn(0,v,1),btwn(.4,frac(ndivs*v),.6),0);
169  
170 < ro = if(in,red,ra);
107 < go = if(in,grn,ga);
108 < bo = if(in,blu,ba);
170 > map(x) = x;
171  
172   ra = ri(nfiles);
173   ga = gi(nfiles);
174   ba = bi(nfiles);
113
114 in = 1;
175   _EOF_
176 < set pcargs=(-f $tempdir/pc.cal)
176 > set pc0args=(-f $td/pc0.cal)
177 > set pc1args=(-f $td/pc1.cal)
178   if ($?docont) then
179 <        set pcargs=($pcargs -e "in=iscont$docont")
179 >        set pc0args=($pc0args -e "in=iscont$docont")
180   endif
181   if ("$cpict" == "") then
182 <        set pcargs=($pcargs -e 'ra=0;ga=0;ba=0')
182 >        set pc1args=($pc1args -e 'ra=0;ga=0;ba=0')
183   else if ("$cpict" == "$picture") then
184          set cpict=
185   endif
186 < if ($decades > 0) then
187 <        set pcargs=($pcargs -e "map(x)=log10(x)/$decades+1")
186 > if ("$decades" != "0") then
187 >        set pc1args=($pc1args -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)")
188          set imap="imap(y)=10^((y-1)*$decades)"
189   else
190          set imap="imap(y)=y"
191   endif
192 < pcomb $pcargs -e 'v=(y+.5)/200;vleft=v;vright=v' \
193 <                -e 'vbelow=(y-.5)/200;vabove=(y+1.5)/200' \
194 <                -e 'ra=0;ga=0;ba=0' -x 100 -y 200 \
195 <                > $tempdir/scol.pic
196 < ( echo $label; cnt $ndivs \
192 > if ( $legwidth > 20 && $legheight > 40 ) then
193 > pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v' \
194 >                -e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres' \
195 >                -x $legwidth -y $legheight > $td/scol.pic
196 > ( echo "$label"; cnt $ndivs \
197                  | rcalc -e '$1='"($scale)*imap(($ndivs-.5-"'$1'")/$ndivs)" \
198 <                -e "$imap" ) \
199 <        | psign -cf 1 1 1 -cb 0 0 0 -h `ev "floor(2*200/$ndivs+.5)"` \
200 <        | pfilt -1 -x /2 -y /2 > $tempdir/slab.pic
201 < pcomb $pcargs $picture $cpict \
202 <        | pcompos $tempdir/scol.pic 0 0 -t .2 $tempdir/slab.pic 25 0 - 100 0
198 >                -e "$imap" | sed -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/' ) \
199 >        | psign -s -.15 -cf 1 1 1 -cb 0 0 0 \
200 >                -h `ev "floor($legheight/$ndivs+.5)"` > $td/slab.pic
201 > else
202 >        set legwidth=0
203 >        set legheight=0
204 >        (echo "" ; echo "-Y 1 +X 1" ; echo "aaa" ) > $td/scol.pic
205 >        cp $td/scol.pic $td/slab.pic
206 > endif
207 > if ( $?doextrem ) then
208 >        pextrem -o $picture > $td/extrema
209 >        set minpos=`sed 2d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
210 >        set minval=`rcalc -e '$1=($3*.27+$4*.67+$5*.06)*'"$mult" $td/extrema | sed -e 2d -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/'`
211 >        set maxpos=`sed 1d $td/extrema | rcalc -e '$2=$2;$1=$1+'"$legwidth"`
212 >        set maxval=`rcalc -e '$1=($3*.27+$4*.67+$5*.06)*'"$mult" $td/extrema | sed -e 1d -e 's/\(\.[0-9][0-9][0-9]\)[0-9]*/\1/'`
213 >        psign -s -.15 -a 2 -h 16 $minval > $td/minv.pic
214 >        psign -s -.15 -a 2 -h 16 $maxval > $td/maxv.pic
215 >        pcomb $pc0args $pc1args $picture $cpict \
216 >                | pcompos $td/scol.pic 0 0 \
217 >                        +t .1 "\!pcomb -e 'lo=1-gi(1)' $td/slab.pic" \
218 >                        `ev 2 $loff-1` -t .5 $td/slab.pic 0 $loff \
219 >                  - $legwidth 0 $td/minv.pic $minpos $td/maxv.pic $maxpos
220 > else
221 >        pcomb $pc0args $pc1args $picture $cpict \
222 >                | pcompos $td/scol.pic 0 0 \
223 >                        +t .1 "\!pcomb -e 'lo=1-gi(1)' $td/slab.pic" \
224 >                        `ev 2 $loff-1` -t .5 $td/slab.pic 0 $loff \
225 >                        - $legwidth 0
226 > endif
227   quit:
228 < rm -rf $tempdir
228 > rm -rf $td

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