| 9 |
|
my $windoz = ($^O eq "MSWin32" or $^O eq "MSWin64"); |
| 10 |
|
use File::Temp qw/ :mktemp /; |
| 11 |
|
sub userror { |
| 12 |
< |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-W][-t{3|4} Nlog2][-r \"ropts\"][-s \"x=string;y=string\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}C][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom units] [input ..]\n"; |
| 12 |
> |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-W][-t{3|4} Nlog2][-r \"ropts\"][-s \"x=string;y=string\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}C][{+|-}a][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom units] [input ..]\n"; |
| 13 |
|
exit 1; |
| 14 |
|
} |
| 15 |
|
my ($td,$radscn,$mgfscn,$octree,$fsender,$bsender,$receivers,$facedat,$behinddat,$rmtmp); |
| 16 |
< |
my ($tf,$rf,$tb,$rb,$tfx,$rfx,$tbx,$rbx,$tfz,$rfz,$tbz,$rbz,$cph,$sav); |
| 16 |
> |
my ($tf,$rf,$tb,$rb,$tfx,$rfx,$tbx,$rbx,$tfz,$rfz,$tbz,$rbz); |
| 17 |
|
my ($curphase, $recovery); |
| 18 |
|
if ($#ARGV == 1 && "$ARGV[0]" =~ /^-rec/) { |
| 19 |
|
$td = $ARGV[1]; |
| 21 |
|
@ARGV = <MYAVH>; |
| 22 |
|
close MYAVH; |
| 23 |
|
chomp @ARGV; |
| 24 |
+ |
$recovery = 0; |
| 25 |
|
if (open(MYPH, "< $td/phase.txt")) { |
| 26 |
|
while (<MYPH>) { |
| 27 |
|
chomp($recovery = $_); |
| 57 |
|
$rfz = "$td\\rfz.dat"; |
| 58 |
|
$tbz = "$td\\tbz.dat"; |
| 59 |
|
$rbz = "$td\\rbz.dat"; |
| 59 |
– |
$cph = "$td\\phase.txt"; |
| 60 |
|
$rmtmp = "rd /S /Q $td"; |
| 61 |
|
} else { |
| 62 |
|
$radscn = "$td/device.rad"; |
| 79 |
|
$rfz = "$td/rfz.dat"; |
| 80 |
|
$tbz = "$td/tbz.dat"; |
| 81 |
|
$rbz = "$td/rbz.dat"; |
| 82 |
– |
$cph = "$td/phase.txt"; |
| 82 |
|
$rmtmp = "rm -rf $td"; |
| 83 |
|
} |
| 84 |
|
my @savedARGV = @ARGV; |
| 85 |
< |
my $rfluxmtx = "rfluxmtx -ab 5 -ad 700 -lw 3e-6"; |
| 85 |
> |
my $rfluxmtx = "rfluxmtx -ab 5 -ad 700 -lw 3e-6 -w-"; |
| 86 |
|
my $wrapper = "wrapBSDF"; |
| 87 |
|
my $tensortree = 0; |
| 88 |
|
my $ttlog2 = 4; |
| 89 |
+ |
my $dorecip = 1; |
| 90 |
|
my $nsamp = 2000; |
| 91 |
|
my $mgfin = 0; |
| 92 |
|
my $geout = 1; |
| 114 |
|
shift @ARGV; |
| 115 |
|
} elsif ("$ARGV[0]" =~ /^[-+]C/) { |
| 116 |
|
$docolor = ("$ARGV[0]" =~ /^\+/); |
| 117 |
+ |
} elsif ("$ARGV[0]" =~ /^[-+]a/) { |
| 118 |
+ |
$dorecip = ("$ARGV[0]" =~ /^\+/); |
| 119 |
|
} elsif ("$ARGV[0]" =~ /^[-+]f/) { |
| 120 |
|
$doforw = ("$ARGV[0]" =~ /^\+/); |
| 121 |
|
} elsif ("$ARGV[0]" =~ /^[-+]b/) { |
| 157 |
|
die "Must have at least one of +forward or +backward\n" if (!$doforw && !$doback); |
| 158 |
|
$wrapper .= $tensortree ? " -a t$tensortree" : " -a kf -c"; |
| 159 |
|
$wrapper .= " -u $gunit"; |
| 160 |
< |
if (!defined $recovery) { |
| 160 |
> |
if ( !defined $recovery ) { |
| 161 |
|
# Issue warning for unhandled reciprocity case |
| 162 |
|
print STDERR "Warning: recommend both +forward and +backward with -t3\n" if |
| 163 |
|
($tensortree==3 && !($doforw && $doback)); |
| 164 |
< |
# Get scene description and dimensions |
| 164 |
> |
# Get scene description |
| 165 |
|
if ( $mgfin ) { |
| 166 |
|
system "mgf2rad @ARGV > $radscn"; |
| 167 |
|
die "Could not load MGF input\n" if ( $? ); |
| 170 |
|
die "Could not load Radiance input\n" if ( $? ); |
| 171 |
|
} |
| 172 |
|
} |
| 173 |
< |
if ($#dim != 5) { |
| 174 |
< |
@dim = split ' ', `getbbox -h $radscn`; |
| 173 |
> |
if ( $#dim != 5 ) { |
| 174 |
> |
@dim = split ' ', `getbbox -h -w $radscn`; |
| 175 |
|
} |
| 176 |
< |
die "Device entirely inside room!\n" if ($dim[4] >= 0); |
| 177 |
< |
if ($dim[5] > 1e-5) { |
| 176 |
> |
die "Device entirely inside room!\n" if ( $dim[4] >= 0 ); |
| 177 |
> |
if ( $dim[5] > 1e-5 ) { |
| 178 |
|
print STDERR "Warning: Device extends into room\n"; |
| 179 |
< |
} elsif ($dim[5]*$dim[5] > .01*($dim[1]-$dim[0])*($dim[3]-$dim[2])) { |
| 179 |
> |
} elsif ( $dim[5]*$dim[5] > .01*($dim[1]-$dim[0])*($dim[3]-$dim[2]) ) { |
| 180 |
|
print STDERR "Warning: Device far behind Z==0 plane\n"; |
| 181 |
|
} |
| 182 |
|
# Assume Zmax==0 to derive thickness so pkgBSDF will work |
| 183 |
|
$wrapper .= ' -f "t=' . (-$dim[4]) . ';w=' . ($dim[1] - $dim[0]) . |
| 184 |
|
';h=' . ($dim[3] - $dim[2]) . '"'; |
| 185 |
+ |
$wrapper .= " -g $mgfscn" if ( $geout ); |
| 186 |
|
# Calculate CIE (u',v') from Radiance RGB: |
| 187 |
|
my $CIEuv = 'Xi=.5141*Ri+.3239*Gi+.1620*Bi;' . |
| 188 |
|
'Yi=.2651*Ri+.6701*Gi+.0648*Bi;' . |
| 189 |
|
'Zi=.0241*Ri+.1229*Gi+.8530*Bi;' . |
| 190 |
|
'den=Xi+15*Yi+3*Zi;' . |
| 191 |
< |
'uprime=4*Xi/den;vprime=9*Yi/den;' ; |
| 191 |
> |
'uprime=if(Yi,4*Xi/den,4/19);' . |
| 192 |
> |
'vprime=if(Yi,9*Yi/den,9/19);' ; |
| 193 |
|
my $FEPS = 1e-5; |
| 194 |
|
my $ns = 2**$ttlog2; |
| 195 |
|
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + 1); |
| 196 |
|
my $ny = int($nsamp/$nx + 1); |
| 197 |
|
$nsamp = $nx * $ny; |
| 198 |
|
$rfluxmtx .= " -n $nproc -c $nsamp"; |
| 199 |
< |
if (!defined $recovery) { |
| 199 |
> |
if ( !defined $recovery ) { |
| 200 |
|
open(MYAVH, "> $td/savedARGV.txt"); |
| 201 |
|
foreach (@savedARGV) { |
| 202 |
|
print MYAVH "$_\n"; |
| 211 |
|
printf MGFSCN "xf -t %.6f %.6f 0\n", -($dim[0]+$dim[1])/2, -($dim[2]+$dim[3])/2; |
| 212 |
|
close MGFSCN; |
| 213 |
|
if ( $mgfin ) { |
| 214 |
+ |
die "+mgf requires input file with +geom\n" if ($#ARGV < 0); |
| 215 |
|
system qq{mgfilt "#,o,xf,c,cxy,cspec,cmix,m,sides,rd,td,rs,ts,ir,v,p,n,f,fh,sph,cyl,cone,prism,ring,torus" @ARGV >> $mgfscn}; |
| 216 |
|
} else { |
| 217 |
|
system "rad2mgf $radscn >> $mgfscn"; |
| 219 |
|
open(MGFSCN, ">> $mgfscn"); |
| 220 |
|
print MGFSCN "xf\n"; |
| 221 |
|
close MGFSCN; |
| 217 |
– |
$wrapper .= " -g $mgfscn"; |
| 222 |
|
} |
| 223 |
|
# Create receiver & sender surfaces (rectangular) |
| 224 |
|
open(RADSCN, "> $receivers"); |
| 252 |
|
} |
| 253 |
|
print STDERR "Recover using: $0 -recover $td\n"; |
| 254 |
|
} |
| 251 |
– |
open(MYPH, ">> $td/phase.txt"); |
| 252 |
– |
{ # unbuffer output to MYPH |
| 253 |
– |
my $ofh = select MYPH; |
| 254 |
– |
$| = 1; |
| 255 |
– |
select $ofh; |
| 256 |
– |
} |
| 255 |
|
$curphase = 0; |
| 258 |
– |
# Function to determine if next phase should be skipped or recovered |
| 259 |
– |
sub do_phase { |
| 260 |
– |
$curphase++; |
| 261 |
– |
if (defined $recovery) { |
| 262 |
– |
if ($recovery == $curphase) { return -1; } |
| 263 |
– |
if ($recovery > $curphase) { return 0; } |
| 264 |
– |
} |
| 265 |
– |
print MYPH "$curphase\n"; |
| 266 |
– |
return 1; |
| 267 |
– |
} |
| 256 |
|
# Create data segments (all the work happens here) |
| 257 |
|
if ( $tensortree ) { |
| 258 |
|
do_tree_bsdf(); |
| 260 |
|
do_matrix_bsdf(); |
| 261 |
|
} |
| 262 |
|
# Output XML |
| 263 |
< |
print STDERR "Running: $wrapper\n"; |
| 263 |
> |
# print STDERR "Running: $wrapper\n"; |
| 264 |
|
system "$wrapper -C \"Created by: genBSDF @savedARGV\""; |
| 265 |
|
die "Could not wrap BSDF data\n" if ( $? ); |
| 266 |
|
# Clean up temporary files and exit |
| 267 |
|
exec $rmtmp; |
| 268 |
|
|
| 269 |
< |
#-------------- End of main program segment --------------# |
| 269 |
> |
#============== End of main program segment ==============# |
| 270 |
|
|
| 271 |
+ |
# Function to determine if next phase should be skipped or recovered |
| 272 |
+ |
sub do_phase { |
| 273 |
+ |
$curphase++; |
| 274 |
+ |
if ( defined $recovery ) { |
| 275 |
+ |
if ( $recovery > $curphase ) { return 0; } |
| 276 |
+ |
if ( $recovery == $curphase ) { return -1; } |
| 277 |
+ |
} |
| 278 |
+ |
open(MYPH, ">> $td/phase.txt"); |
| 279 |
+ |
print MYPH "$curphase\n"; |
| 280 |
+ |
close MYPH; |
| 281 |
+ |
return 1; |
| 282 |
+ |
} |
| 283 |
+ |
|
| 284 |
+ |
# Check if we are in active phase (not skipping parts) |
| 285 |
+ |
sub active_phase { |
| 286 |
+ |
if ( defined $recovery ) { |
| 287 |
+ |
if ( $recovery > $curphase ) { return 0; } |
| 288 |
+ |
if ( $recovery == $curphase ) { return -1; } |
| 289 |
+ |
} |
| 290 |
+ |
return 1; |
| 291 |
+ |
} |
| 292 |
+ |
|
| 293 |
+ |
# Function to run program and check output if in active phase |
| 294 |
+ |
sub run_check { |
| 295 |
+ |
if ( !active_phase() ) { return; } |
| 296 |
+ |
my $cmd = shift; |
| 297 |
+ |
# print STDERR "Running: $cmd\n"; |
| 298 |
+ |
system $cmd; |
| 299 |
+ |
die "Failure running: $cmd\n" if ( $? ); |
| 300 |
+ |
} |
| 301 |
+ |
|
| 302 |
|
#++++++++++++++ Tensor tree BSDF generation ++++++++++++++# |
| 303 |
|
sub do_tree_bsdf { |
| 304 |
|
|
| 311 |
|
# Call rfluxmtx and process tensor tree BSDF for the given direction |
| 312 |
|
sub do_ttree_dir { |
| 313 |
|
my $forw = shift; |
| 314 |
< |
my $r = do_phase(); |
| 315 |
< |
if (!$r) { return; } |
| 297 |
< |
$r = ($r < 0) ? " -r" : ""; |
| 314 |
> |
my $dop = do_phase(); |
| 315 |
> |
my $r = ($dop < 0) ? " -r" : ""; |
| 316 |
|
my $cmd; |
| 317 |
|
if ( $tensortree == 3 ) { |
| 318 |
|
# Isotropic BSDF |
| 322 |
|
qq{| rcalc -e "r1=rand(.8681*recno-.673892)" } . |
| 323 |
|
qq{-e "r2=rand(-5.37138*recno+67.1737811)" } . |
| 324 |
|
qq{-e "r3=rand(+3.17603772*recno+83.766771)" } . |
| 325 |
< |
qq{-e "Dx=1-2*(\$1+r1)/$ns;Dy:0;Dz=sqrt(1-Dx*Dx)" } . |
| 325 |
> |
qq{-e "r4=rand(-1.5839226*recno-59.82712)" } . |
| 326 |
> |
qq{-e "odds(n):if(.5*n-floor(.5*n)-.25,-1,1)"} . |
| 327 |
> |
qq{-e "Dx=1-(\$1+r1)/$ns2" } . |
| 328 |
> |
qq{-e "Dy=min(1/$ns,sqrt(1-Dx*Dx))*odds(\$1)*r2" } . |
| 329 |
> |
qq{-e "Dz=sqrt(1-Dx*Dx-Dy*Dy)" } . |
| 330 |
|
qq{-e "xp=(\$3+r2)*(($dim[1]-$dim[0])/$nx)+$dim[0]" } . |
| 331 |
|
qq{-e "yp=(\$2+r3)*(($dim[3]-$dim[2])/$ny)+$dim[2]" } . |
| 332 |
|
qq{-e "zp=$dim[5-$forw]" -e "myDz=Dz*($forw*2-1)" } . |
| 335 |
|
"| $rfluxmtx$r -fa -y $ns2 - $receivers -i $octree"; |
| 336 |
|
} else { |
| 337 |
|
$cmd = "cnt $ns2 $ny $nx " . |
| 338 |
< |
qq{| rcalc -e "r1=rand(.8681*recno-.673892)" } . |
| 339 |
< |
qq{-e "r2=rand(-5.37138*recno+67.1737811)" } . |
| 340 |
< |
qq{-e "r3=rand(+3.17603772*recno+83.766771)" } . |
| 341 |
< |
qq{-e "Dx=1-2*(\$1+r1)/$ns;Dy:0;Dz=sqrt(1-Dx*Dx)" } . |
| 342 |
< |
qq{-e "xp=(\$3+r2)*(($dim[1]-$dim[0])/$nx)+$dim[0]" } . |
| 343 |
< |
qq{-e "yp=(\$2+r3)*(($dim[3]-$dim[2])/$ny)+$dim[2]" } . |
| 344 |
< |
qq{-e "zp=$dim[5-$forw]" -e "myDz=Dz*($forw*2-1)" } . |
| 338 |
> |
qq{| rcalc -e 'r1=rand(.8681*recno-.673892)' } . |
| 339 |
> |
qq{-e 'r2=rand(-5.37138*recno+67.1737811)' } . |
| 340 |
> |
qq{-e 'r3=rand(+3.17603772*recno+83.766771)' } . |
| 341 |
> |
qq{-e 'r4=rand(-1.5839226*recno-59.82712)' } . |
| 342 |
> |
qq{-e 'odds(n):if(.5*n-floor(.5*n)-.25,-1,1)' } . |
| 343 |
> |
qq{-e 'Dx=1-(\$1+r1)/$ns2' } . |
| 344 |
> |
qq{-e 'Dy=min(1/$ns,sqrt(1-Dx*Dx))*odds(\$1)*r2' } . |
| 345 |
> |
qq{-e 'Dz=sqrt(1-Dx*Dx-Dy*Dy)' } . |
| 346 |
> |
qq{-e 'xp=(\$3+r3)*(($dim[1]-$dim[0])/$nx)+$dim[0]' } . |
| 347 |
> |
qq{-e 'yp=(\$2+r4)*(($dim[3]-$dim[2])/$ny)+$dim[2]' } . |
| 348 |
> |
qq{-e 'zp=$dim[5-$forw]' -e 'myDz=Dz*($forw*2-1)' } . |
| 349 |
|
qq{-e '\$1=xp-Dx;\$2=yp-Dy;\$3=zp-myDz' } . |
| 350 |
|
qq{-e '\$4=Dx;\$5=Dy;\$6=myDz' -of } . |
| 351 |
|
"| $rfluxmtx$r -h -ff -y $ns2 - $receivers -i $octree"; |
| 359 |
|
$cmd = "$rfluxmtx$r -h -ff $sender $receivers -i $octree"; |
| 360 |
|
} |
| 361 |
|
} |
| 362 |
< |
print STDERR "Starting: $cmd\n"; |
| 363 |
< |
system $cmd; |
| 364 |
< |
die "Failure running rfluxmtx" if ( $? ); |
| 362 |
> |
if ( $dop ) { |
| 363 |
> |
# print STDERR "Running: $cmd\n"; |
| 364 |
> |
system $cmd; |
| 365 |
> |
die "Failure running rfluxmtx" if ( $? ); |
| 366 |
> |
} |
| 367 |
|
ttree_out($forw); |
| 368 |
|
} # end of do_ttree_dir() |
| 369 |
|
|
| 435 |
|
} |
| 436 |
|
} |
| 437 |
|
if ($pctcull >= 0) { |
| 438 |
< |
my $avg = ( "$typ" =~ /^r[fb]/ ) ? " -a" : ""; |
| 438 |
> |
my $avg = ( $dorecip && ( $tensortree == 3 || "$typ" =~ /^r[fb]/ ) ) ? " -a" : ""; |
| 439 |
|
my $pcull = ("$spec" eq "Visible") ? $pctcull : |
| 440 |
|
(100 - (100-$pctcull)*.25) ; |
| 441 |
|
if ($windoz) { |
| 446 |
|
$cmd .= " -of $src " . |
| 447 |
|
"| rttree_reduce$avg -h -ff -t $pcull -r $tensortree -g $ttlog2"; |
| 448 |
|
} |
| 449 |
< |
print STDERR "Running: $cmd\n"; |
| 422 |
< |
system "$cmd > $dest"; |
| 423 |
< |
die "Failure running rttree_reduce" if ( $? ); |
| 449 |
> |
run_check "$cmd > $dest"; |
| 450 |
|
} else { |
| 451 |
|
if ($windoz) { |
| 452 |
|
$cmd = "rcollate -ho -oc 1 $src | " . $cmd ; |
| 453 |
|
} else { |
| 454 |
|
$cmd .= " $src"; |
| 455 |
|
} |
| 456 |
< |
open(DATOUT, "> $dest"); |
| 457 |
< |
print DATOUT "{\n"; |
| 458 |
< |
close DATOUT; |
| 459 |
< |
print STDERR "Running: $cmd\n"; |
| 460 |
< |
system "$cmd >> $dest"; |
| 461 |
< |
die "Failure running rcalc" if ( $? ); |
| 462 |
< |
open(DATOUT, ">> $dest"); |
| 463 |
< |
for (my $i = ($tensortree==3)*$ns*$ns*$ns/2; $i-- > 0; ) { |
| 464 |
< |
print DATOUT "0\n"; |
| 456 |
> |
if ( active_phase() ) { |
| 457 |
> |
open(DATOUT, "> $dest"); |
| 458 |
> |
print DATOUT "{\n"; |
| 459 |
> |
close DATOUT; |
| 460 |
> |
# print STDERR "Running: $cmd\n"; |
| 461 |
> |
system "$cmd >> $dest"; |
| 462 |
> |
die "Failure running rcalc" if ( $? ); |
| 463 |
> |
open(DATOUT, ">> $dest"); |
| 464 |
> |
for (my $i = ($tensortree==3)*$ns*$ns*$ns/2; $i-- > 0; ) { |
| 465 |
> |
print DATOUT "0\n"; |
| 466 |
> |
} |
| 467 |
> |
print DATOUT "}\n"; |
| 468 |
> |
close DATOUT; |
| 469 |
|
} |
| 440 |
– |
print DATOUT "}\n"; |
| 441 |
– |
close DATOUT; |
| 470 |
|
} |
| 471 |
|
if ( "$spec" ne "$curspec" ) { |
| 472 |
|
$wrapper .= " -s $spec"; |
| 489 |
|
# Call rfluxmtx and process tensor tree BSDF for the given direction |
| 490 |
|
sub do_matrix_dir { |
| 491 |
|
my $forw = shift; |
| 492 |
< |
my $r = do_phase(); |
| 493 |
< |
if (!$r) { return; } |
| 466 |
< |
$r = ($r < 0) ? " -r" : ""; |
| 467 |
< |
my $cmd; |
| 492 |
> |
my $dop = do_phase(); |
| 493 |
> |
my $r = ($dop < 0) ? " -r" : ""; |
| 494 |
|
my $sender = ($bsender,$fsender)[$forw]; |
| 495 |
< |
$cmd = "$rfluxmtx$r -fd $sender $receivers -i $octree"; |
| 496 |
< |
print STDERR "Starting: $cmd\n"; |
| 497 |
< |
system $cmd; |
| 498 |
< |
die "Failure running rfluxmtx" if ( $? ); |
| 495 |
> |
my $cmd = "$rfluxmtx$r -fd $sender $receivers -i $octree"; |
| 496 |
> |
if ( $dop ) { |
| 497 |
> |
# print STDERR "Running: $cmd\n"; |
| 498 |
> |
system $cmd; |
| 499 |
> |
die "Failure running rfluxmtx" if ( $? ); |
| 500 |
> |
} |
| 501 |
|
matrix_out($forw); |
| 502 |
|
} # end of do_matrix_dir() |
| 503 |
|
|
| 541 |
|
} elsif ("$spec" eq "CIE-Z") { |
| 542 |
|
$cmd .= " -c 0.0241 0.1229 0.8530"; |
| 543 |
|
} |
| 544 |
< |
$cmd .= " $src | rcollate -ho -oc 145"; |
| 545 |
< |
print STDERR "Running: $cmd\n"; |
| 518 |
< |
system "$cmd > $dest"; |
| 519 |
< |
die "Failure running rmtxop" if ( $? ); |
| 544 |
> |
$cmd .= " $src | getinfo -"; |
| 545 |
> |
run_check "$cmd > $dest"; |
| 546 |
|
if ( "$spec" ne "$curspec" ) { |
| 547 |
|
$wrapper .= " -s $spec"; |
| 548 |
|
$curspec = $spec; |
