4 |
|
use warnings; |
5 |
|
use strict; |
6 |
|
use File::Temp qw/ tempdir /; |
7 |
– |
use POSIX qw/ floor /; |
7 |
|
|
8 |
|
my @palettes = ('def', 'spec', 'pm3d', 'hot', 'eco', 'tbo'); |
9 |
|
|
21 |
|
my $cpict = ''; |
22 |
|
my $legwidth = 100; # Legend width and height |
23 |
|
my $legheight = 200; |
24 |
+ |
my @overlayWH = (0,0); # Overlay matrix width and height (default = none) |
25 |
+ |
my @overlayRect; # Overlay rectangle (left, lower, right, upper) |
26 |
|
my $haszero = 1; # print 0 in scale for falsecolor images only |
27 |
< |
my $docont = ''; # Contours: -cl and -cb |
27 |
> |
my $docont = ''; # Contours: -cl, -cb, and -c0 |
28 |
|
my $doposter = 0; # Posterization: -cp |
29 |
|
my $doextrem = 0; # Don't mark extrema |
30 |
|
my $needfile = 0; |
31 |
< |
my $showpal = 0; # Show availabel colour palettes |
31 |
> |
my $showpal = 0; # Show available colour palettes |
32 |
|
|
33 |
+ |
my @savedARGV = @ARGV; # Save for final header |
34 |
+ |
|
35 |
|
while ($#ARGV >= 0) { |
36 |
|
$_ = shift; |
37 |
|
# Options with qualifiers |
42 |
|
} elsif (m/-m/) { # Multiplier |
43 |
|
$mult = shift; |
44 |
|
} elsif (m/-spec/) { |
45 |
< |
die("depricated option '-spec'. Please use '-pal spec' instead."); |
45 |
> |
die("depricated option '-spec'. Please use '-pal spec' instead.\n"); |
46 |
|
} elsif (m/-s/) { # Scale |
47 |
|
$scale = shift; |
48 |
|
if ($scale =~ m/[aA].*/) { |
77 |
|
$cpict = $picture; |
78 |
|
} elsif (m/-n/) { # Number of contour lines |
79 |
|
$ndivs = shift; |
80 |
+ |
} elsif (m/-odim$/) { # Overlay width and height |
81 |
+ |
$overlayWH[0] = shift; |
82 |
+ |
$overlayWH[1] = shift; |
83 |
+ |
$needfile ||= $overlayWH[0] && $overlayWH[1]; |
84 |
+ |
} elsif (m/-orct/) { # Overlay rectangle |
85 |
+ |
$overlayRect[0] = shift; |
86 |
+ |
$overlayRect[1] = shift; |
87 |
+ |
$overlayRect[2] = shift; |
88 |
+ |
$overlayRect[3] = shift; |
89 |
|
|
90 |
|
# Switches |
91 |
|
} elsif (m/-cl/) { # Contour lines |
94 |
|
} elsif (m/-cb/) { # Contour bands |
95 |
|
$docont = 'b'; |
96 |
|
$haszero = 0; |
97 |
< |
} elsif (m/-cp/) { # Posterize |
97 |
> |
} elsif (m/-cp/) { # Posterize |
98 |
|
$doposter = 1; |
99 |
|
$haszero = 0; |
100 |
+ |
} elsif (m/-c0/) { # Turn off falsecolor operation |
101 |
+ |
$docont = '0'; |
102 |
+ |
$legwidth = 0; |
103 |
+ |
$legheight = 0; |
104 |
|
} elsif (m/-palettes/) { # Show all available palettes |
105 |
|
$scale = 45824; # 256 * 179 |
106 |
|
$showpal = 1; |
122 |
|
# Temporary directory. Will be removed upon successful program exit. |
123 |
|
my $td = tempdir( CLEANUP => 1 ); |
124 |
|
|
125 |
< |
if ($needfile == 1 && $picture eq '-') { |
125 |
> |
if ($needfile && $picture eq '-') { |
126 |
|
# Pretend that $td/stdin.rad is the actual filename. |
127 |
|
$picture = "$td/stdin.hdr"; |
128 |
|
open(FHpic, ">$picture") or |
134 |
|
close(FHpic); |
135 |
|
|
136 |
|
if ($cpict eq '-') { |
137 |
< |
$cpict = "$td/stdin.hdr"; |
137 |
> |
$cpict = $picture; |
138 |
|
} |
139 |
|
} |
140 |
|
|
148 |
|
$scale = $mult / 179 * 10**$LogLmax; |
149 |
|
} |
150 |
|
|
151 |
< |
if ($docont ne '') { |
151 |
> |
if ($doposter) { |
152 |
> |
# -cp -> $doposter = 1 |
153 |
> |
my $newv = join( "seg2(v)", split("v", $redv) ); |
154 |
> |
$redv = $newv; |
155 |
> |
$newv = join( "seg2(v)", split("v", $bluv) ); |
156 |
> |
$bluv = $newv; |
157 |
> |
$newv = join( "seg2(v)", split("v", $grnv) ); |
158 |
> |
$grnv = $newv; |
159 |
> |
} elsif ($docont) { |
160 |
|
# -cl -> $docont = a |
161 |
|
# -cb -> $docont = b |
162 |
|
my $newv = join( "(v-1/ndivs)*ndivs/(ndivs-1)", split("v", $redv) ); |
165 |
|
$bluv = $newv; |
166 |
|
$newv = join( "(v-1/ndivs)*ndivs/(ndivs-1)", split("v", $grnv) ); |
167 |
|
$grnv = $newv; |
144 |
– |
} elsif ($doposter == 1) { |
145 |
– |
# -cp -> $doposter = 1 |
146 |
– |
my $newv = join( "seg2(v)", split("v", $redv) ); |
147 |
– |
$redv = $newv; |
148 |
– |
$newv = join( "seg2(v)", split("v", $bluv) ); |
149 |
– |
$bluv = $newv; |
150 |
– |
$newv = join( "seg2(v)", split("v", $grnv) ); |
151 |
– |
$grnv = $newv; |
168 |
|
} |
169 |
|
|
170 |
|
my $pc0 = "$td/pc0.cal"; |
180 |
|
EPS : 1e-7; |
181 |
|
neq(a,b) : if(a-b-EPS,1,b-a-EPS); |
182 |
|
btwn(a,x,b) : if(a-x,-1,b-x); |
183 |
< |
clip(x) : if(x-1,1,if(x,x,0)); |
183 |
> |
clip(x) : min(1,max(x,0)); |
184 |
|
frac(x) : x - floor(x); |
185 |
|
boundary(a,b) : neq(floor(ndivs*a),floor(ndivs*b)); |
186 |
< |
round(x):if(x-floor(x)-0.5,ceil(x),floor(x)); |
186 |
> |
round(x) : floor(x+.5); |
187 |
|
|
188 |
|
spec_red(x) = 1.6*x - .6; |
189 |
|
spec_grn(x) = if(x-.375, 1.6-1.6*x, 8/3*x); |
239 |
|
|
240 |
|
isconta = if(btwn(1/ndivs/2,v,1+1/ndivs/2),or(boundary(vleft,vright),boundary(vabove,vbelow)),-1); |
241 |
|
iscontb = if(btwn(1/ndivs/2,v,1+1/ndivs/2),-btwn(.1,frac(ndivs*v),.9),-1); |
242 |
+ |
iscont0 = -1; |
243 |
|
|
244 |
|
seg(x)=(floor(v*ndivs)+.5)/ndivs; |
245 |
|
seg2(x)=(seg(x)-1/ndivs)*ndivs/(ndivs-1); |
270 |
|
|
271 |
|
map(x) = x; |
272 |
|
|
256 |
– |
|
273 |
|
ra = ri(nfiles); |
274 |
|
ga = gi(nfiles); |
275 |
|
ba = bi(nfiles); |
279 |
|
my $pc0args = "-f $pc0"; |
280 |
|
my $pc1args = "-f $pc1"; |
281 |
|
|
282 |
< |
if ($showpal == 1) { |
282 |
> |
if ($showpal) { |
283 |
|
my $pc = "pcompos -a 1"; |
284 |
|
foreach my $pal (@palettes) { |
285 |
|
my $fcimg = "$td/$pal.hdr"; |
286 |
|
my $lbimg = "$td/${pal}_label.hdr"; |
287 |
|
system "psign -cb 0 0 0 -cf 1 1 1 -h 20 $pal > $lbimg"; |
272 |
– |
|
288 |
|
my $cmd = qq[pcomb $pc0args -e "v=x/256"]; |
289 |
|
$cmd .= qq[ -e "ro=clip(${pal}_red(v));go=clip(${pal}_grn(v));bo=clip(${pal}_blu(v))"]; |
290 |
|
$cmd .= qq[ -x 256 -y 30 > $fcimg]; |
295 |
|
exit 0; |
296 |
|
} |
297 |
|
|
298 |
< |
# Contours |
284 |
< |
if ($docont ne '') { |
285 |
< |
# -cl -> $docont = a |
286 |
< |
# -cb -> $docont = b |
287 |
< |
$pc0args .= qq[ -e "in=iscont$docont"]; |
288 |
< |
} |
289 |
< |
|
290 |
< |
if ($cpict eq '') { |
298 |
> |
if ($cpict eq '' && $docont ne '0') { |
299 |
|
$pc1args .= qq[ -e "ra=0;ga=0;ba=0"]; |
300 |
|
} elsif ($cpict eq $picture) { |
301 |
|
$cpict = ''; |
306 |
|
$pc1args .= qq[ -e "map(x)=if(x-10^-$decades,log10(x)/$decades+1,0)"]; |
307 |
|
} |
308 |
|
|
309 |
+ |
# Contours |
310 |
+ |
if ($docont ne '') { |
311 |
+ |
# -cl -> $docont = a |
312 |
+ |
# -cb -> $docont = b |
313 |
+ |
# -c0 -> $docont = FALSE |
314 |
+ |
$pc0args .= qq[ -e "in=iscont$docont"]; |
315 |
+ |
} |
316 |
|
# Colours in the legend |
317 |
|
my $scolpic = "$td/scol.hdr"; |
318 |
|
|
321 |
|
my $cmd; |
322 |
|
if ($legwidth > 0) { |
323 |
|
# Legend: Create the text labels |
324 |
< |
my $sheight = floor($legheight / $ndivs ); |
325 |
< |
my $theight = floor($legwidth/(8/1.67)); |
324 |
> |
my $sheight = int($legheight / $ndivs ); |
325 |
> |
my $theight = int($legwidth/(8/1.67)); |
326 |
|
my $stheight = $sheight <= $theight ? $sheight : $theight; |
327 |
< |
my $vlegheight = $sheight * $ndivs * (1+1.5/$ndivs); |
313 |
< |
my $text = "$label\n"; |
327 |
> |
my $vlegheight = int($sheight * $ndivs * (1+1.5/$ndivs)); |
328 |
|
my $tslabpic = "$td/slabT.hdr"; |
329 |
< |
open PSIGN, "| psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $stheight > $tslabpic"; |
316 |
< |
print PSIGN "$text"; |
317 |
< |
close PSIGN; |
329 |
> |
system "psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $stheight $label > $tslabpic"; |
330 |
|
my $loop = $ndivs+$haszero; |
331 |
< |
my $hlegheight = $sheight * ($loop) + $sheight * .5; |
331 |
> |
my $hlegheight = int($sheight * ($loop) + $sheight * .5); |
332 |
|
my $pcompost = qq[pcompos -b 0 0 0 =-0 $tslabpic 0 $hlegheight ]; |
333 |
|
for (my $i=0; $i<$loop; $i++) { |
334 |
|
my $imap = ($ndivs - $i) / $ndivs; |
338 |
|
} else { |
339 |
|
$value *= $imap; |
340 |
|
} |
341 |
< |
# Have no more than 3 decimal places |
342 |
< |
$value =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
343 |
< |
$text = "$value\n"; |
341 |
> |
# Limit decimal places |
342 |
> |
if ($scaledigits <= 0) { |
343 |
> |
$value =~ s/\.[0-9]*//; |
344 |
> |
} else { |
345 |
> |
$value =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
346 |
> |
} |
347 |
|
$tslabpic = "$td/slab$i.hdr"; |
348 |
< |
open PSIGN, "| psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $stheight > $tslabpic"; |
349 |
< |
print PSIGN "$text"; |
335 |
< |
close PSIGN; |
336 |
< |
$hlegheight = $sheight * ($loop - $i - 1) + $sheight * .5; |
348 |
> |
system "psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $stheight $value > $tslabpic"; |
349 |
> |
$hlegheight = int($sheight * ($loop - $i - 1) + $sheight * .5); |
350 |
|
$pcompost .= qq[=-0 $tslabpic 0 $hlegheight ]; |
351 |
|
} |
352 |
|
$pcompost .= qq[ > $slabpic]; |
363 |
|
} else { |
364 |
|
# Create dummy colour scale and legend labels so we don't |
365 |
|
# need to change the final command line. |
366 |
< |
open(FHscolpic, ">$scolpic"); |
367 |
< |
print FHscolpic "\n-Y 1 +X 1\naaa\n"; |
355 |
< |
close(FHscolpic); |
356 |
< |
open(FHslabpic, ">$slabpic"); |
357 |
< |
print FHslabpic "\n-Y 1 +X 1\naaa\n"; |
358 |
< |
close(FHslabpic); |
366 |
> |
system "pcomb -x 1 -y 1 -e lo=1 > $scolpic"; |
367 |
> |
system "pcomb -x 1 -y 1 -e lo=1 > $slabpic"; |
368 |
|
} |
369 |
|
|
370 |
|
# Legend: Invert the text labels (for dropshadow) |
371 |
|
my $slabinvpic = "$td/slabinv.hdr"; |
372 |
< |
$cmd = qq[pcomb -e "lo=1-gi(1)" $slabpic > $slabinvpic]; |
364 |
< |
system $cmd; |
372 |
> |
system qq[pcomb -e "lo=1-gi(1)" $slabpic > $slabinvpic]; |
373 |
|
|
374 |
< |
|
367 |
< |
my $sh0 = -floor($legheight / $ndivs / 2); |
374 |
> |
my $sh0 = -int($legheight / $ndivs / 2); |
375 |
|
if ($haszero < 1) { |
376 |
< |
$sh0 = -floor($legheight / ($ndivs)*1.5); |
376 |
> |
$sh0 = -int($legheight / ($ndivs)*1.5); |
377 |
|
} |
378 |
|
|
379 |
|
# Command line without extrema |
380 |
|
|
381 |
|
$cmd = qq[pcomb $pc0args $pc1args "$picture"]; |
382 |
|
$cmd .= qq[ "$cpict"] if ($cpict); |
383 |
< |
$cmd .= qq[ | pcompos -b 0 0 0 $scolpic 0 $sh0 +t .1 $slabinvpic 2 -1 ]; |
383 |
> |
$cmd .= qq[ | pcompos -h -b 0 0 0 $scolpic 0 $sh0 +t .1 $slabinvpic 2 -1]; |
384 |
|
$cmd .= qq[ -t .5 $slabpic 0 0 - $legwidth 0]; |
385 |
|
|
386 |
< |
if ($doextrem == 1) { |
386 |
> |
my $cheight = 32; |
387 |
> |
|
388 |
> |
if ($overlayWH[0] && $overlayWH[1]) { |
389 |
> |
# Overlay picture matrix values |
390 |
> |
my @picWH = split ' ', `getinfo -d < $picture`; |
391 |
> |
@picWH = ($picWH[3], $picWH[1]); |
392 |
> |
if ($#overlayRect != 3) { |
393 |
> |
@overlayRect = (0, 0, @picWH); |
394 |
> |
} |
395 |
> |
if ($overlayRect[2] <= $overlayRect[0] || |
396 |
> |
$overlayRect[3] <= $overlayRect[1]) { |
397 |
> |
die("Illegal overlay rectangle\n"); |
398 |
> |
} |
399 |
> |
# Compute spacing between values |
400 |
> |
my @cropWH = ($overlayRect[2]-$overlayRect[0], $overlayRect[3]-$overlayRect[1]); |
401 |
> |
my $ohspacing = $cropWH[0] / $overlayWH[0]; |
402 |
> |
my $ovspacing = $cropWH[1] / $overlayWH[1]; |
403 |
> |
# Compute character height from spacing |
404 |
> |
$cheight = int($ovspacing * 0.67 + 0.5); |
405 |
> |
if ($cheight >= 1.67/10 * $ohspacing) { |
406 |
> |
$cheight = int(1.67/10 * $ohspacing); |
407 |
> |
} |
408 |
> |
if ($cheight < 10) { |
409 |
> |
die "Overlay matrix spacing too tight\n"; |
410 |
> |
} |
411 |
> |
my $cmd1 = qq[pcompos -x $cropWH[0] -y $cropWH[1] "$picture" @overlayRect[0..1]]; |
412 |
> |
$cmd1 .= qq[ | pfilt -1 -b -x /$cheight -y /$cheight]; |
413 |
> |
$cmd1 .= qq[ | pfilt -1 -r .5 -x $cropWH[0] -y $cropWH[1]]; |
414 |
> |
$cmd1 .= qq[ | pvalue -o -h -H -b -d -e $mult]; |
415 |
> |
# Compute matrix label center positions in subimage |
416 |
> |
my @xpos; |
417 |
> |
foreach (0 .. ($overlayWH[0]-1)) { |
418 |
> |
$xpos[$_] = int($ohspacing * ($_ + 0.5)); |
419 |
> |
} |
420 |
> |
my @ypos; |
421 |
> |
foreach (0 .. ($overlayWH[1]-1)) { |
422 |
> |
$ypos[$_] = int($ovspacing * ($_ + 0.5)); |
423 |
> |
} |
424 |
> |
open(FHsamp, "$cmd1 |"); |
425 |
> |
$cmd1 = qq[pcompos -h -b 0 0 0 -x $cropWH[0] -y $cropWH[1]]; |
426 |
> |
my $pscmd = qq[psign -s -.15 -cf 1 1 1 -cb 0 0 0 -h $cheight]; |
427 |
> |
for (my $y = 0; $y < $cropWH[1]; $y++) { |
428 |
> |
my $ymatch = grep /^$y$/, @ypos; |
429 |
> |
my $cmd2 = qq[pcompos -b 0 0 0 -x $cropWH[0]]; |
430 |
> |
for (my $x = 0; $x < $cropWH[0]; $x++) { |
431 |
> |
my $sampv = <FHsamp>; |
432 |
> |
next if (! $ymatch); |
433 |
> |
next if (! grep /^$x$/, @xpos); |
434 |
> |
chomp $sampv; |
435 |
> |
# Reformatting assumes %e from pvalue |
436 |
> |
$sampv =~ /^\s*([0-9])\.([0-9]+)[eE]([-+]?[0-9]+)$/; |
437 |
> |
my $manti = $1; |
438 |
> |
my $mantf = $2; |
439 |
> |
my $expi = $3; |
440 |
> |
if ($expi < -3) { |
441 |
> |
# use exponent format |
442 |
> |
} elsif ($expi < 0) { |
443 |
> |
my $pref = '0.'; |
444 |
> |
for (my $i = $expi; ++$i < 0; ) { |
445 |
> |
$pref .= '0'; |
446 |
> |
} |
447 |
> |
$sampv = $pref . $manti . $mantf; |
448 |
> |
} elsif ($expi < length($mantf)) { |
449 |
> |
$sampv = sprintf("%g", $sampv); |
450 |
> |
} elsif ($expi <= 6) { |
451 |
> |
$sampv = $manti . $mantf; |
452 |
> |
for (my $i = $expi - length($mantf); $i-- > 0; ) { |
453 |
> |
$sampv .= '0'; |
454 |
> |
} |
455 |
> |
} # else use exponent format |
456 |
> |
$cmd2 .= qq[ =0- "!$pscmd $sampv" $x 0]; |
457 |
> |
} |
458 |
> |
next if (! $ymatch); |
459 |
> |
my $rowpic = "$td/mrow$y.hdr"; |
460 |
> |
system "$cmd2 > $rowpic"; |
461 |
> |
$cmd1 .= qq[ =-0 $rowpic 0 ] . ($cropWH[1]-1 - $y); |
462 |
> |
} |
463 |
> |
close(FHsamp); |
464 |
> |
my $overpic = "$td/overlay.hdr"; |
465 |
> |
system "$cmd1 > $overpic"; |
466 |
> |
my $overinvpic = "$td/overinv.hdr"; |
467 |
> |
system qq[pcomb -e "lo=1-gi(1)" $overpic > $overinvpic]; |
468 |
> |
my $xleft = $legwidth + $overlayRect[0]; |
469 |
> |
my $ybottom = $overlayRect[1]; |
470 |
> |
$cmd .= qq[ +t .1 $overinvpic $xleft $ybottom]; |
471 |
> |
# Offset from drop shadow |
472 |
> |
$xleft -= 2; |
473 |
> |
$ybottom += 1; |
474 |
> |
$cmd .= qq[ -t .5 $overpic $xleft $ybottom]; |
475 |
> |
} |
476 |
> |
|
477 |
> |
if ($doextrem) { |
478 |
|
# Get min/max image luminance |
479 |
|
my $cmd1 = 'pextrem -o ' . $picture; |
480 |
|
my $retval = `$cmd1`; |
489 |
|
$lxmax += $legwidth; |
490 |
|
|
491 |
|
# Weighted average of R,G,B |
394 |
– |
my $minpos = "$lxmin $ymin"; |
492 |
|
my $minval = ($rmin * .27 + $gmin * .67 + $bmin * .06) * $mult; |
396 |
– |
$minval =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
493 |
|
my $maxval = ($rmax * .27 + $gmax * .67 + $bmax * .06) * $mult; |
494 |
< |
$maxval =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
495 |
< |
|
494 |
> |
if ($scaledigits <= 0) { |
495 |
> |
$minval =~ s/\.[0-9]*//; |
496 |
> |
$maxval =~ s/\.[0-9]*//; |
497 |
> |
} else { |
498 |
> |
$minval =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
499 |
> |
$maxval =~ s/(\.[0-9]{$scaledigits})[0-9]*/$1/; |
500 |
> |
} |
501 |
|
# Create the labels for min/max intensity |
502 |
|
my $minvpic = "$td/minv.hdr"; |
503 |
< |
system "psign -s -.15 -a 2 -h 16 $minval > $minvpic"; |
503 |
> |
system "psign -s -.15 -a 2 -h $cheight $minval > $minvpic"; |
504 |
|
my $maxvpic = "$td/maxv.hdr"; |
505 |
< |
system "psign -s -.15 -a 2 -h 16 $maxval > $maxvpic"; |
505 |
> |
system "psign -s -.15 -a 2 -h $cheight $maxval > $maxvpic"; |
506 |
|
|
507 |
|
# Add extrema labels to command line |
508 |
< |
$cmd .= qq[ $minvpic $minpos $maxvpic $lxmax $ymax]; |
508 |
> |
$cmd .= qq[ =00 $minvpic $lxmin $ymin =00 $maxvpic $lxmax $ymax]; |
509 |
|
} |
510 |
|
|
511 |
+ |
# Clean up and simplify info header without constituent commands |
512 |
+ |
$cmd .= qq[ | getinfo -r "EXPOSURE" "pcompos " "falsecolor @savedARGV"]; |
513 |
|
|
411 |
– |
|
412 |
– |
|
514 |
|
# Process image and combine with legend |
515 |
< |
system "$cmd"; |
515 |
> |
exec $cmd; |
516 |
|
|
517 |
|
#EOF |