| 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 |
| 13 |
|
my $scale = 1000; # Top of the scale |
| 14 |
+ |
my $matchscale = 1; # Adjust top of scale to match given label |
| 15 |
|
my $decades = 0; # Default is linear mapping |
| 16 |
|
my $pal = 'def'; # Palette |
| 17 |
|
my $redv = "${pal}_red(v)"; # Mapping functions for R,G,B |
| 38 |
|
$legheight = shift; |
| 39 |
|
} elsif (m/-m/) { # Multiplier |
| 40 |
|
$mult = shift; |
| 41 |
+ |
} elsif (m/-spec/) { |
| 42 |
+ |
die("depricated option '-spec'. Please use '-pal spec' instead."); |
| 43 |
|
} elsif (m/-s/) { # Scale |
| 44 |
|
$scale = shift; |
| 45 |
|
if ($scale =~ m/[aA].*/) { |
| 46 |
+ |
$matchscale = 0; |
| 47 |
|
$needfile = 1; |
| 48 |
< |
} |
| 48 |
> |
} else { |
| 49 |
> |
$matchscale = 1; |
| 50 |
> |
} |
| 51 |
|
} elsif (m/-l$/) { # Label |
| 52 |
|
$label = shift; |
| 53 |
|
} elsif (m/-log/) { # Logarithmic mapping |
| 98 |
|
} |
| 99 |
|
} |
| 100 |
|
|
| 101 |
+ |
if (($legwidth <= 20) || ($legheight <= 40)) { |
| 102 |
+ |
# Legend is too small to be legible. Don't bother doing one. |
| 103 |
+ |
$legwidth = 0; |
| 104 |
+ |
$legheight = 0; |
| 105 |
+ |
$loff = 0; |
| 106 |
+ |
$matchscale = 0; |
| 107 |
+ |
} |
| 108 |
+ |
|
| 109 |
|
# Temporary directory. Will be removed upon successful program exit. |
| 110 |
|
my $td = tempdir( CLEANUP => 1 ); |
| 111 |
|
|
| 133 |
|
# 3.94282 6 |
| 134 |
|
my $LogLmax = $histo[0]; |
| 135 |
|
$scale = $mult / 179 * 10**$LogLmax; |
| 136 |
+ |
} elsif ($matchscale) { |
| 137 |
+ |
# Adjust scale so legend reflects -s setting |
| 138 |
+ |
if ($decades > 0) { |
| 139 |
+ |
$scale *= 10**($decades/(2.*$ndivs)); |
| 140 |
+ |
} else { |
| 141 |
+ |
$scale *= $ndivs/($ndivs - .5); |
| 142 |
+ |
} |
| 143 |
|
} |
| 144 |
|
|
| 145 |
|
my $pc0 = "$td/pc0.cal"; |
| 171 |
|
hot_grn(x) = clip(3*x - 1) ^ gamma; |
| 172 |
|
hot_blu(x) = clip(3*x - 2) ^ gamma; |
| 173 |
|
|
| 174 |
+ |
eco_red(x) = clip(2*x) ^ gamma; |
| 175 |
+ |
eco_grn(x) = clip(2*(x-0.5)) ^ gamma; |
| 176 |
+ |
eco_blu(x) = clip(2*(0.5-x)) ^ gamma; |
| 177 |
+ |
|
| 178 |
|
interp_arr2(i,x,f):(i+1-x)*f(i)+(x-i)*f(i+1); |
| 179 |
|
interp_arr(x,f):if(x-1,if(f(0)-x,interp_arr2(floor(x),x,f),f(f(0))),f(1)); |
| 180 |
|
|
| 283 |
|
my $slabpic = "$td/slab.hdr"; |
| 284 |
|
my $cmd; |
| 285 |
|
|
| 286 |
< |
if (($legwidth > 20) && ($legheight > 40)) { |
| 286 |
> |
if ($legwidth > 0) { |
| 287 |
|
# Legend: Create the text labels |
| 288 |
|
my $sheight = floor($legheight / $ndivs + 0.5); |
| 289 |
|
$legheight = $sheight * $ndivs; |
| 313 |
|
$cmd .= qq[ -x $legwidth -y $legheight > $scolpic]; |
| 314 |
|
system $cmd; |
| 315 |
|
} else { |
| 291 |
– |
# Legend is too small to be legible. Don't bother doing one. |
| 292 |
– |
$legwidth = 0; |
| 293 |
– |
$legheight = 0; |
| 294 |
– |
$loff = 0; |
| 295 |
– |
|
| 316 |
|
# Create dummy colour scale and legend labels so we don't |
| 317 |
|
# need to change the final command line. |
| 318 |
|
open(FHscolpic, ">$scolpic"); |
| 331 |
|
my $loff1 = $loff - 1; |
| 332 |
|
|
| 333 |
|
# Command line without extrema |
| 334 |
< |
$cmd = qq[pcomb $pc0args $pc1args $picture $cpict]; |
| 334 |
> |
$cmd = qq[pcomb $pc0args $pc1args "$picture"]; |
| 335 |
> |
$cmd .= qq[ "$cpict"] if ($cpict); |
| 336 |
|
$cmd .= qq[ | pcompos $scolpic 0 0 +t .1 $slabinvpic 2 $loff1]; |
| 337 |
|
$cmd .= qq[ -t .5 $slabpic 0 $loff - $legwidth 0]; |
| 338 |
|
|
