| 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 $td; |
| 152 |
|
if ($#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=$facedat\n\n"; |
| 191 |
|
print RADSCN "void glow receiver_face\n0\n0\n4 1 1 1 0\n\n"; |
| 192 |
|
print RADSCN "receiver_face source f_receiver\n0\n0\n4 0 0 1 180\n\n"; |
| 193 |
< |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=-sc$ns\n" : "h=-kf\n"); |
| 194 |
< |
print RADSCN '#@rfluxmtx ' . "u=Y o=$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$ns\n\n" : "h=-kf\n\n"); |
| 210 |
> |
print RADSCN '#@rfluxmtx u=-Y ' . ($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%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]; |
| 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 |
| 224 |
– |
my $old_fh = select(STDOUT); |
| 225 |
– |
$| = 1; |
| 226 |
– |
select($old_fh); |
| 227 |
– |
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; |
| 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; |
