6 |
|
use File::Temp qw/ tempdir /; |
7 |
|
use POSIX qw/ floor /; |
8 |
|
|
9 |
< |
my @palettes = ('def', 'spec', 'pm3d', 'hot'); |
9 |
> |
my @palettes = ('def', 'spec', 'pm3d', 'hot', 'eco'); |
10 |
|
|
11 |
|
my $mult = 179.0; # Multiplier. Default W/sr/m2 -> cd/m2 |
12 |
|
my $label = 'cd/m2'; # Units shown in legend |
21 |
|
my $cpict = ''; |
22 |
|
my $legwidth = 100; # Legend width and height |
23 |
|
my $legheight = 200; |
24 |
< |
my $docont = ''; # Contours |
24 |
> |
my $docont = ''; # Contours: -cl and -cb |
25 |
> |
my $doposter = 0; # Posterization: -cp |
26 |
|
my $loff = 0; # Offset to align with values |
27 |
|
my $doextrem = 0; # Don't mark extrema |
28 |
|
my $needfile = 0; |
29 |
+ |
my $showpal = 0; # Show availabel colour palettes |
30 |
|
|
31 |
|
while ($#ARGV >= 0) { |
32 |
|
$_ = shift; |
37 |
|
$legheight = shift; |
38 |
|
} elsif (m/-m/) { # Multiplier |
39 |
|
$mult = shift; |
40 |
+ |
} elsif (m/-spec/) { |
41 |
+ |
die("depricated option '-spec'. Please use '-pal spec' instead."); |
42 |
|
} elsif (m/-s/) { # Scale |
43 |
|
$scale = shift; |
44 |
|
if ($scale =~ m/[aA].*/) { |
79 |
|
} elsif (m/-cb/) { # Contour bands |
80 |
|
$docont = 'b'; |
81 |
|
$loff = 0.52; |
82 |
+ |
} elsif (m/-cp/) { # Posterize |
83 |
+ |
$doposter = 1; |
84 |
+ |
} elsif (m/-palettes/) { # Show all available palettes |
85 |
+ |
$scale = 45824; # 256 * 179 |
86 |
+ |
$showpal = 1; |
87 |
|
} elsif (m/-e/) { |
88 |
|
$doextrem = 1; |
89 |
|
$needfile = 1; |
109 |
|
close(FHpic); |
110 |
|
|
111 |
|
if ($cpict eq '-') { |
112 |
< |
$cpict = "$td/stdin.hdr"; |
112 |
> |
$cpict = "$td/stdin.hdr"; |
113 |
|
} |
114 |
|
} |
115 |
|
|
146 |
|
|
147 |
|
pm3d_red(x) = sqrt(x) ^ gamma; |
148 |
|
pm3d_grn(x) = (x*x*x) ^ gamma; |
149 |
< |
pm3d_blu(x) = clip(sin(2*PI*x)) ^ gamma; |
149 |
> |
pm3d_blu(x) = clip(sin(2*PI*clip(x))) ^ gamma; |
150 |
|
|
151 |
|
hot_red(x) = clip(3*x) ^ gamma; |
152 |
|
hot_grn(x) = clip(3*x - 1) ^ gamma; |
153 |
|
hot_blu(x) = clip(3*x - 2) ^ gamma; |
154 |
|
|
155 |
+ |
eco_red(x) = clip(2*x) ^ gamma; |
156 |
+ |
eco_grn(x) = clip(2*(x-0.5)) ^ gamma; |
157 |
+ |
eco_blu(x) = clip(2*(0.5-x)) ^ gamma; |
158 |
+ |
|
159 |
|
interp_arr2(i,x,f):(i+1-x)*f(i)+(x-i)*f(i+1); |
160 |
|
interp_arr(x,f):if(x-1,if(f(0)-x,interp_arr2(floor(x),x,f),f(f(0))),f(1)); |
161 |
|
|
193 |
|
go = if(in,clip($grnv),ga); |
194 |
|
bo = if(in,clip($bluv),ba); |
195 |
|
EndOfPC0 |
196 |
+ |
close FHpc0; |
197 |
|
|
198 |
|
my $pc1 = "$td/pc1.cal"; |
199 |
|
open(FHpc1, ">$pc1"); |
213 |
|
ga = gi(nfiles); |
214 |
|
ba = bi(nfiles); |
215 |
|
EndOfPC1 |
216 |
+ |
close FHpc1; |
217 |
|
|
218 |
|
my $pc0args = "-f $pc0"; |
219 |
|
my $pc1args = "-f $pc1"; |
220 |
|
|
221 |
< |
# Contour lines or bands |
221 |
> |
if ($showpal == 1) { |
222 |
> |
my $pc = "pcompos -a 1"; |
223 |
> |
foreach my $pal (@palettes) { |
224 |
> |
my $fcimg = "$td/$pal.hdr"; |
225 |
> |
my $lbimg = "$td/${pal}_label.hdr"; |
226 |
> |
system "psign -cb 0 0 0 -cf 1 1 1 -h 20 $pal > $lbimg"; |
227 |
> |
|
228 |
> |
my $cmd = qq[pcomb $pc0args -e "v=x/256"]; |
229 |
> |
$cmd .= qq[ -e "ro=clip(${pal}_red(v));go=clip(${pal}_grn(v));bo=clip(${pal}_blu(v))"]; |
230 |
> |
$cmd .= qq[ -x 256 -y 30 > $fcimg]; |
231 |
> |
system "$cmd"; |
232 |
> |
$pc .= " $fcimg $lbimg"; |
233 |
> |
} |
234 |
> |
system "$pc"; |
235 |
> |
exit 0; |
236 |
> |
} |
237 |
> |
|
238 |
> |
# Contours |
239 |
|
if ($docont ne '') { |
240 |
< |
$pc0args .= " -e 'in=iscont$docont'"; |
240 |
> |
# -cl -> $docont = a |
241 |
> |
# -cb -> $docont = b |
242 |
> |
$pc0args .= qq[ -e "in=iscont$docont"]; |
243 |
> |
} elsif ($doposter == 1) { |
244 |
> |
# -cp -> $doposter = 1 |
245 |
> |
$pc0args .= qq[ -e "ro=${pal}_red(seg(v));go=${pal}_grn(seg(v));bo=${pal}_blu(seg(v))"]; |
246 |
> |
$pc0args .= q[ -e "seg(x)=(floor(v*ndivs)+.5)/ndivs"]; |
247 |
|
} |
248 |
|
|
249 |
|
if ($cpict eq '') { |
250 |
< |
$pc1args .= " -e 'ra=0;ga=0;ba=0'"; |
250 |
> |
$pc1args .= qq[ -e "ra=0;ga=0;ba=0"]; |
251 |
|
} elsif ($cpict eq $picture) { |
252 |
|
$cpict = ''; |
253 |
|
} |
254 |
|
|
255 |
|
# Logarithmic mapping |
256 |
|
if ($decades > 0) { |
257 |
< |
$pc1args .= " -e 'map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)'"; |
257 |
> |
$pc1args .= qq[ -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)"]; |
258 |
|
} |
259 |
|
|
260 |
|
# Colours in the legend |
261 |
|
my $scolpic = "$td/scol.hdr"; |
262 |
+ |
|
263 |
|
# Labels in the legend |
264 |
|
my $slabpic = "$td/slab.hdr"; |
265 |
|
my $cmd; |
278 |
|
} else { |
279 |
|
$value *= $imap; |
280 |
|
} |
281 |
+ |
|
282 |
|
# Have no more than 3 decimal places |
283 |
|
$value =~ s/(\.[0-9]{3})[0-9]*/$1/; |
284 |
|
$text .= "\n$value"; |
285 |
|
} |
286 |
< |
$cmd = "echo '$text' | psign -s -.15 -cf 1 1 1 -cb 0 0 0"; |
287 |
< |
$cmd .= " -h $sheight > $slabpic"; |
288 |
< |
system $cmd; |
286 |
> |
open PSIGN, "| psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $sheight > $slabpic"; |
287 |
> |
print PSIGN "$text\n"; |
288 |
> |
close PSIGN; |
289 |
|
|
290 |
|
# Legend: Create the background colours |
291 |
< |
$cmd = "pcomb $pc0args -e 'v=(y+.5)/yres;vleft=v;vright=v'"; |
292 |
< |
$cmd .= " -e 'vbelow=(y-.5)/yres;vabove=(y+1.5)/yres'"; |
293 |
< |
$cmd .= " -x $legwidth -y $legheight > $scolpic"; |
291 |
> |
$cmd = qq[pcomb $pc0args]; |
292 |
> |
$cmd .= q[ -e "v=(y+.5)/yres;vleft=v;vright=v"]; |
293 |
> |
$cmd .= q[ -e "vbelow=(y-.5)/yres;vabove=(y+1.5)/yres"]; |
294 |
> |
$cmd .= qq[ -x $legwidth -y $legheight > $scolpic]; |
295 |
|
system $cmd; |
296 |
|
} else { |
297 |
|
# Legend is too small to be legible. Don't bother doing one. |
298 |
|
$legwidth = 0; |
299 |
|
$legheight = 0; |
300 |
|
$loff = 0; |
301 |
+ |
|
302 |
|
# Create dummy colour scale and legend labels so we don't |
303 |
|
# need to change the final command line. |
304 |
|
open(FHscolpic, ">$scolpic"); |
311 |
|
|
312 |
|
# Legend: Invert the text labels (for dropshadow) |
313 |
|
my $slabinvpic = "$td/slabinv.hdr"; |
314 |
< |
$cmd = "pcomb -e 'lo=1-gi(1)' $slabpic > $slabinvpic"; |
314 |
> |
$cmd = qq[pcomb -e "lo=1-gi(1)" $slabpic > $slabinvpic]; |
315 |
|
system $cmd; |
316 |
|
|
317 |
|
my $loff1 = $loff - 1; |
318 |
+ |
|
319 |
|
# Command line without extrema |
320 |
< |
$cmd = "pcomb $pc0args $pc1args $picture $cpict"; |
321 |
< |
$cmd .= "| pcompos $scolpic 0 0 +t .1 $slabinvpic 2 $loff1"; |
322 |
< |
$cmd .= " -t .5 $slabpic 0 $loff - $legwidth 0"; |
320 |
> |
$cmd = qq[pcomb $pc0args $pc1args "$picture"]; |
321 |
> |
$cmd .= qq[ "$cpict"] if ($cpict); |
322 |
> |
$cmd .= qq[ | pcompos $scolpic 0 0 +t .1 $slabinvpic 2 $loff1]; |
323 |
> |
$cmd .= qq[ -t .5 $slabpic 0 $loff - $legwidth 0]; |
324 |
|
|
325 |
|
if ($doextrem == 1) { |
326 |
|
# Get min/max image luminance |
340 |
|
my $minpos = "$lxmin $ymin"; |
341 |
|
my $minval = ($rmin * .27 + $gmin * .67 + $bmin * .06) * $mult; |
342 |
|
$minval =~ s/(\.[0-9]{3})[0-9]*/$1/; |
299 |
– |
my $maxpos = "$lxmax $ymax"; |
343 |
|
my $maxval = ($rmax * .27 + $gmax * .67 + $bmax * .06) * $mult; |
344 |
|
$maxval =~ s/(\.[0-9]{3})[0-9]*/$1/; |
345 |
|
|
346 |
|
# Create the labels for min/max intensity |
347 |
|
my $minvpic = "$td/minv.hdr"; |
348 |
< |
$cmd1 = "psign -s -.15 -a 2 -h 16 $minval > $minvpic"; |
306 |
< |
system $cmd1; |
348 |
> |
system "psign -s -.15 -a 2 -h 16 $minval > $minvpic"; |
349 |
|
my $maxvpic = "$td/maxv.hdr"; |
350 |
< |
$cmd1 = "psign -s -.15 -a 2 -h 16 $maxval > $maxvpic"; |
309 |
< |
system $cmd1; |
350 |
> |
system "psign -s -.15 -a 2 -h 16 $maxval > $maxvpic"; |
351 |
|
|
352 |
|
# Add extrema labels to command line |
353 |
< |
$cmd .= " $minvpic $minpos $maxvpic $maxpos"; |
353 |
> |
$cmd .= qq[ $minvpic $minpos $maxvpic $lxmax $ymax]; |
354 |
|
} |
355 |
|
|
356 |
|
# Process image and combine with legend |