9 |
|
my $windoz = ($^O eq "MSWin32" or $^O eq "MSWin64"); |
10 |
|
use File::Temp qw/ :mktemp /; |
11 |
|
sub userror { |
12 |
< |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-W][-t{3|4} Nlog2][-r \"ropts\"][-f \"x=string;y=string\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}C][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom units] [input ..]\n"; |
12 |
> |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-W][-t{3|4} Nlog2][-r \"ropts\"][-s \"x=string;y=string\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}C][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom units] [input ..]\n"; |
13 |
|
exit 1; |
14 |
|
} |
15 |
|
my ($td,$radscn,$mgfscn,$octree,$fsender,$bsender,$receivers,$facedat,$behinddat,$rmtmp); |
39 |
|
$tbz = "$td\\tbz.dat"; |
40 |
|
$rbz = "$td\\rbz.dat"; |
41 |
|
chomp $td; |
42 |
< |
$rmtmp = "rmdir /S /Q $td"; |
42 |
> |
$rmtmp = "rd /S /Q $td"; |
43 |
|
} else { |
44 |
|
$td = mkdtemp("/tmp/genBSDF.XXXXXX"); |
45 |
|
chomp $td; |
104 |
|
} elsif ("$ARGV[0]" eq "-t") { |
105 |
|
# Use value < 0 for rttree_reduce bypass |
106 |
|
$pctcull = $ARGV[1]; |
107 |
+ |
if ($pctcull >= 100) { |
108 |
+ |
die "Illegal -t culling percentage, must be < 100\n"; |
109 |
+ |
} |
110 |
|
shift @ARGV; |
111 |
|
} elsif ("$ARGV[0]" =~ /^-t[34]$/) { |
112 |
|
$tensortree = substr($ARGV[0], 2, 1); |
113 |
|
$ttlog2 = $ARGV[1]; |
114 |
|
shift @ARGV; |
115 |
< |
} elsif ("$ARGV[0]" eq "-f") { |
115 |
> |
} elsif ("$ARGV[0]" eq "-s") { |
116 |
|
$wrapper .= " -f \"$ARGV[1]\""; |
117 |
|
shift @ARGV; |
118 |
|
} elsif ("$ARGV[0]" eq "-W") { |
152 |
|
if ($#dim != 5) { |
153 |
|
@dim = split ' ', `getbbox -h $radscn`; |
154 |
|
} |
155 |
< |
print STDERR "Warning: Device extends into room\n" if ($dim[5] > 1e-5); |
156 |
< |
$wrapper .= ' -f "t=' . ($dim[5] - $dim[4]) . ';w=' . ($dim[1] - $dim[0]) . |
155 |
> |
die "Device entirely inside room!\n" if ($dim[4] >= 0); |
156 |
> |
if ($dim[5] > 1e-5) { |
157 |
> |
print STDERR "Warning: Device extends into room\n"; |
158 |
> |
} elsif ($dim[5]*$dim[5] > .01*($dim[1]-$dim[0])*($dim[3]-$dim[2])) { |
159 |
> |
print STDERR "Warning: Device far behind Z==0 plane\n"; |
160 |
> |
} |
161 |
> |
# Assume Zmax==0 to derive thickness so pkgBSDF will work |
162 |
> |
$wrapper .= ' -f "t=' . (-$dim[4]) . ';w=' . ($dim[1] - $dim[0]) . |
163 |
|
';h=' . ($dim[3] - $dim[2]) . '"'; |
164 |
|
# Generate octree |
165 |
|
system "oconv -w $radscn > $octree"; |
180 |
|
$wrapper .= " -g $mgfscn"; |
181 |
|
} |
182 |
|
# Create receiver & sender surfaces (rectangular) |
183 |
+ |
my $FEPS = 1e-5; |
184 |
|
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + 1); |
185 |
|
my $ny = int($nsamp/$nx + 1); |
186 |
|
$nsamp = $nx * $ny; |
187 |
|
my $ns = 2**$ttlog2; |
188 |
|
open(RADSCN, "> $receivers"); |
189 |
< |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=sc$ns\n" : "h=kf\n"); |
190 |
< |
print RADSCN '#@rfluxmtx ' . "u=Y o=$facedat\n\n"; |
189 |
> |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=-sc$ns\n" : "h=-kf\n"); |
190 |
> |
print RADSCN '#@rfluxmtx ' . "u=-Y o=$facedat\n\n"; |
191 |
|
print RADSCN "void glow receiver_face\n0\n0\n4 1 1 1 0\n\n"; |
192 |
|
print RADSCN "receiver_face source f_receiver\n0\n0\n4 0 0 1 180\n\n"; |
193 |
< |
print RADSCN '#@rfluxmtx ' . "u=Y o=$behinddat\n\n"; |
193 |
> |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=+sc$ns\n" : "h=+kf\n"); |
194 |
> |
print RADSCN '#@rfluxmtx ' . "u=-Y o=$behinddat\n\n"; |
195 |
|
print RADSCN "void glow receiver_behind\n0\n0\n4 1 1 1 0\n\n"; |
196 |
|
print RADSCN "receiver_behind source b_receiver\n0\n0\n4 0 0 -1 180\n"; |
197 |
|
close RADSCN; |
199 |
|
$rfluxmtx .= " -n $nproc -c $nsamp"; |
200 |
|
if ( $tensortree != 3 ) { # Isotropic tensor tree is exception |
201 |
|
open (RADSCN, "> $fsender"); |
202 |
< |
print RADSCN '#@rfluxmtx u=Y ' . ($tensortree ? "h=sc$ns\n\n" : "h=kf\n\n"); |
202 |
> |
print RADSCN '#@rfluxmtx u=-Y ' . ($tensortree ? "h=-sc$ns\n\n" : "h=-kf\n\n"); |
203 |
|
print RADSCN "void polygon fwd_sender\n0\n0\n12\n"; |
204 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[2], $dim[4]; |
205 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[3], $dim[4]; |
206 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[3], $dim[4]; |
207 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[2], $dim[4]; |
204 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[2], $dim[4]-$FEPS; |
205 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[3], $dim[4]-$FEPS; |
206 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[3], $dim[4]-$FEPS; |
207 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[2], $dim[4]-$FEPS; |
208 |
|
close RADSCN; |
209 |
|
open (RADSCN, "> $bsender"); |
210 |
< |
print RADSCN '#@rfluxmtx u=Y ' . ($tensortree ? "h=sc$ns\n\n" : "h=kf\n\n"); |
211 |
< |
print RADSCN "void polygon fwd_sender\n0\n0\n12\n"; |
212 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[2], $dim[5]; |
213 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[2], $dim[5]; |
214 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[3], $dim[5]; |
215 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[3], $dim[5]; |
210 |
> |
print RADSCN '#@rfluxmtx u=-Y ' . ($tensortree ? "h=+sc$ns\n\n" : "h=+kf\n\n"); |
211 |
> |
print RADSCN "void polygon bwd_sender\n0\n0\n12\n"; |
212 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[2], $dim[5]+$FEPS; |
213 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[2], $dim[5]+$FEPS; |
214 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[3], $dim[5]+$FEPS; |
215 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[3], $dim[5]+$FEPS; |
216 |
|
close RADSCN; |
217 |
|
} |
218 |
|
# Calculate CIE (u',v') from Radiance RGB: |
228 |
|
do_matrix_bsdf(); |
229 |
|
} |
230 |
|
# Output XML |
220 |
– |
my $old_fh = select(STDOUT); |
221 |
– |
$| = 1; |
222 |
– |
select($old_fh); |
223 |
– |
print "<!-- Created by: genBSDF @savedARGV -->\n"; |
231 |
|
# print STDERR "Running: $wrapper\n"; |
232 |
< |
system $wrapper; |
232 |
> |
system "$wrapper -C \"Created by: genBSDF @savedARGV\""; |
233 |
|
die "Could not wrap BSDF data\n" if ( $? ); |
234 |
|
# Clean up temporary files and exit |
235 |
|
exec $rmtmp; |
362 |
|
if ($pctcull >= 0) { |
363 |
|
my $avg = ( "$typ" =~ /^r[fb]/ ) ? " -a" : ""; |
364 |
|
my $pcull = ("$spec" eq "Visible") ? $pctcull : |
365 |
< |
(100 - (100-$pctcull)/3) ; |
365 |
> |
(100 - (100-$pctcull)*.25) ; |
366 |
|
if ($windoz) { |
367 |
|
$cmd = "rcollate -ho -oc 1 $src | " . |
368 |
|
$cmd . |
457 |
|
my $dest = shift; |
458 |
|
my $cmd = "rmtxop -fa -t"; |
459 |
|
if ("$spec" eq "Visible") { |
460 |
< |
$cmd .= " -c 0.265 0.670 0.065"; |
460 |
> |
$cmd .= " -c 0.2651 0.6701 0.0648"; |
461 |
|
} elsif ("$spec" eq "CIE-X") { |
462 |
< |
$cmd .= " -c 0.514 0.324 0.162"; |
462 |
> |
$cmd .= " -c 0.5141 0.3239 0.1620"; |
463 |
|
} elsif ("$spec" eq "CIE-Z") { |
464 |
< |
$cmd .= " -c 0.024 0.123 0.853"; |
464 |
> |
$cmd .= " -c 0.0241 0.1229 0.8530"; |
465 |
|
} |
466 |
|
$cmd .= " $src | rcollate -ho -oc 145"; |
467 |
|
# print STDERR "Running: $cmd\n"; |
468 |
|
system "$cmd > $dest"; |
469 |
< |
die "Failure running rttree_reduce" if ( $? ); |
469 |
> |
die "Failure running rmtxop" if ( $? ); |
470 |
|
if ( "$spec" ne "$curspec" ) { |
471 |
|
$wrapper .= " -s $spec"; |
472 |
|
$curspec = $spec; |