| 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,$rmtmp); |
| 104 |
|
} elsif ("$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") { |
| 174 |
|
$wrapper .= " -g $mgfscn"; |
| 175 |
|
} |
| 176 |
|
# Create receiver & sender surfaces (rectangular) |
| 177 |
+ |
my $FEPS = 1e-5; |
| 178 |
|
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + 1); |
| 179 |
|
my $ny = int($nsamp/$nx + 1); |
| 180 |
|
$nsamp = $nx * $ny; |
| 181 |
|
my $ns = 2**$ttlog2; |
| 182 |
|
open(RADSCN, "> $receivers"); |
| 183 |
< |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=sc$ns\n" : "h=kf\n"); |
| 184 |
< |
print RADSCN '#@rfluxmtx ' . "u=Y o=$facedat\n\n"; |
| 183 |
> |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=-sc$ns\n" : "h=-kf\n"); |
| 184 |
> |
print RADSCN '#@rfluxmtx ' . "u=-Y o=$facedat\n\n"; |
| 185 |
|
print RADSCN "void glow receiver_face\n0\n0\n4 1 1 1 0\n\n"; |
| 186 |
|
print RADSCN "receiver_face source f_receiver\n0\n0\n4 0 0 1 180\n\n"; |
| 187 |
< |
print RADSCN '#@rfluxmtx ' . "u=Y o=$behinddat\n\n"; |
| 187 |
> |
print RADSCN '#@rfluxmtx ' . ($tensortree ? "h=+sc$ns\n" : "h=+kf\n"); |
| 188 |
> |
print RADSCN '#@rfluxmtx ' . "u=-Y o=$behinddat\n\n"; |
| 189 |
|
print RADSCN "void glow receiver_behind\n0\n0\n4 1 1 1 0\n\n"; |
| 190 |
|
print RADSCN "receiver_behind source b_receiver\n0\n0\n4 0 0 -1 180\n"; |
| 191 |
|
close RADSCN; |
| 193 |
|
$rfluxmtx .= " -n $nproc -c $nsamp"; |
| 194 |
|
if ( $tensortree != 3 ) { # Isotropic tensor tree is exception |
| 195 |
|
open (RADSCN, "> $fsender"); |
| 196 |
< |
print RADSCN '#@rfluxmtx u=Y ' . ($tensortree ? "h=sc$ns\n\n" : "h=kf\n\n"); |
| 196 |
> |
print RADSCN '#@rfluxmtx u=-Y ' . ($tensortree ? "h=-sc$ns\n\n" : "h=-kf\n\n"); |
| 197 |
|
print RADSCN "void polygon fwd_sender\n0\n0\n12\n"; |
| 198 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[2], $dim[4]; |
| 199 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[3], $dim[4]; |
| 200 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[3], $dim[4]; |
| 201 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[2], $dim[4]; |
| 198 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[2], $dim[4]-$FEPS; |
| 199 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[3], $dim[4]-$FEPS; |
| 200 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[3], $dim[4]-$FEPS; |
| 201 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[2], $dim[4]-$FEPS; |
| 202 |
|
close RADSCN; |
| 203 |
|
open (RADSCN, "> $bsender"); |
| 204 |
< |
print RADSCN '#@rfluxmtx u=Y ' . ($tensortree ? "h=sc$ns\n\n" : "h=kf\n\n"); |
| 205 |
< |
print RADSCN "void polygon fwd_sender\n0\n0\n12\n"; |
| 206 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[2], $dim[5]; |
| 207 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[2], $dim[5]; |
| 208 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[1], $dim[3], $dim[5]; |
| 209 |
< |
printf RADSCN "\t%f\t%f\t%f\n", $dim[0], $dim[3], $dim[5]; |
| 204 |
> |
print RADSCN '#@rfluxmtx u=-Y ' . ($tensortree ? "h=+sc$ns\n\n" : "h=+kf\n\n"); |
| 205 |
> |
print RADSCN "void polygon bwd_sender\n0\n0\n12\n"; |
| 206 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[2], $dim[5]+$FEPS; |
| 207 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[2], $dim[5]+$FEPS; |
| 208 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[1], $dim[3], $dim[5]+$FEPS; |
| 209 |
> |
printf RADSCN "\t%e\t%e\t%e\n", $dim[0], $dim[3], $dim[5]+$FEPS; |
| 210 |
|
close RADSCN; |
| 211 |
|
} |
| 212 |
|
# Calculate CIE (u',v') from Radiance RGB: |
| 360 |
|
if ($pctcull >= 0) { |
| 361 |
|
my $avg = ( "$typ" =~ /^r[fb]/ ) ? " -a" : ""; |
| 362 |
|
my $pcull = ("$spec" eq "Visible") ? $pctcull : |
| 363 |
< |
(100 - (100-$pctcull)/3) ; |
| 363 |
> |
(100 - (100-$pctcull)*.25) ; |
| 364 |
|
if ($windoz) { |
| 365 |
|
$cmd = "rcollate -ho -oc 1 $src | " . |
| 366 |
|
$cmd . |
| 455 |
|
my $dest = shift; |
| 456 |
|
my $cmd = "rmtxop -fa -t"; |
| 457 |
|
if ("$spec" eq "Visible") { |
| 458 |
< |
$cmd .= " -c 0.265 0.670 0.065"; |
| 458 |
> |
$cmd .= " -c 0.2651 0.6701 0.0648"; |
| 459 |
|
} elsif ("$spec" eq "CIE-X") { |
| 460 |
< |
$cmd .= " -c 0.514 0.324 0.162"; |
| 460 |
> |
$cmd .= " -c 0.5141 0.3239 0.1620"; |
| 461 |
|
} elsif ("$spec" eq "CIE-Z") { |
| 462 |
< |
$cmd .= " -c 0.024 0.123 0.853"; |
| 462 |
> |
$cmd .= " -c 0.0241 0.1229 0.8530"; |
| 463 |
|
} |
| 464 |
|
$cmd .= " $src | rcollate -ho -oc 145"; |
| 465 |
|
# print STDERR "Running: $cmd\n"; |
