6 |
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# G. Ward |
7 |
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# |
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use strict; |
9 |
+ |
use File::Temp qw/ :mktemp /; |
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sub userror { |
11 |
< |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-r \"ropts\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom] [input ..]\n"; |
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> |
print STDERR "Usage: genBSDF [-n Nproc][-c Nsamp][-t{3|4} Nlog2][-r \"ropts\"][-dim xmin xmax ymin ymax zmin zmax][{+|-}f][{+|-}b][{+|-}mgf][{+|-}geom units] [input ..]\n"; |
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exit 1; |
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} |
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< |
my $td = `mktemp -d /tmp/genBSDF.XXXXXX`; |
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> |
my $td = mkdtemp("/tmp/genBSDF.XXXXXX"); |
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chomp $td; |
16 |
< |
my $nsamp = 1000; |
16 |
> |
my @savedARGV = @ARGV; |
17 |
> |
my $tensortree = 0; |
18 |
> |
my $ttlog2 = 4; |
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> |
my $nsamp = 2000; |
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my $rtargs = "-w -ab 5 -ad 700 -lw 3e-6"; |
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my $mgfin = 0; |
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my $geout = 1; |
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my $nproc = 1; |
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my $doforw = 0; |
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my $doback = 1; |
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my $pctcull = 90; |
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my $gunit = "Meter"; |
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my @dim; |
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# Get options |
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while ($#ARGV >= 0) { |
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shift @ARGV; |
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} elsif ("$ARGV[0]" =~ /^[-+]g/) { |
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$geout = ("$ARGV[0]" =~ /^\+/); |
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$gunit = $ARGV[1]; |
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if ($gunit !~ /^(?i)(meter|foot|inch|centimeter|millimeter)$/) { |
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die "Illegal geometry unit '$gunit': must be meter, foot, inch, centimeter, or millimeter\n"; |
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+ |
} |
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shift @ARGV; |
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} elsif ("$ARGV[0]" =~ /^[-+]f/) { |
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$doforw = ("$ARGV[0]" =~ /^\+/); |
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} elsif ("$ARGV[0]" =~ /^[-+]b/) { |
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$doback = ("$ARGV[0]" =~ /^\+/); |
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+ |
} elsif ("$ARGV[0]" eq "-t") { |
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# Use value < 0 for rttree_reduce bypass |
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$pctcull = $ARGV[1]; |
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+ |
shift @ARGV; |
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+ |
} elsif ("$ARGV[0]" =~ /^-t[34]$/) { |
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$tensortree = substr($ARGV[0], 2, 1); |
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$ttlog2 = $ARGV[1]; |
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shift @ARGV; |
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} elsif ("$ARGV[0]" eq "-c") { |
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$nsamp = $ARGV[1]; |
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shift @ARGV; |
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shift @ARGV; |
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} |
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# Check that we're actually being asked to do something |
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die "Must have at least one of +forward or +backward" if (!$doforw && !$doback); |
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die "Must have at least one of +forward or +backward\n" if (!$doforw && !$doback); |
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# Name our own persist file? |
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my $persistfile; |
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if ( $tensortree && $nproc > 1 && "$rtargs" !~ /-PP /) { |
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$persistfile = "$td/pfile.txt"; |
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$rtargs = "-PP $persistfile $rtargs"; |
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} |
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# Get scene description and dimensions |
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my $radscn = "$td/device.rad"; |
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my $mgfscn = "$td/device.mgf"; |
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die "Could not load MGF input\n" if ( $? ); |
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system "mgf2rad $mgfscn > $radscn"; |
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} else { |
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< |
system "cat @ARGV | xform -e > $radscn"; |
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> |
system "xform -e @ARGV > $radscn"; |
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die "Could not load Radiance input\n" if ( $? ); |
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system "rad2mgf $radscn > $mgfscn" if ( $geout ); |
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} |
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# Generate octree |
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system "oconv -w $radscn > $octree"; |
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die "Could not compile scene\n" if ( $? ); |
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# Set up sampling of interior portal |
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# Output XML prologue |
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print |
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'<?xml version="1.0" encoding="UTF-8"?> |
112 |
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<WindowElement xmlns="http://windows.lbl.gov" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://windows.lbl.gov/BSDF-v1.4.xsd"> |
113 |
> |
'; |
114 |
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print "<!-- File produced by: genBSDF @savedARGV -->\n"; |
115 |
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print |
116 |
> |
'<WindowElementType>System</WindowElementType> |
117 |
> |
<Optical> |
118 |
> |
<Layer> |
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<Material> |
120 |
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<Name>Name</Name> |
121 |
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<Manufacturer>Manufacturer</Manufacturer> |
122 |
> |
'; |
123 |
> |
printf "\t\t<Thickness unit=\"$gunit\">%.3f</Thickness>\n", $dim[5] - $dim[4]; |
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> |
printf "\t\t<Width unit=\"$gunit\">%.3f</Width>\n", $dim[1] - $dim[0]; |
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> |
printf "\t\t<Height unit=\"$gunit\">%.3f</Height>\n", $dim[3] - $dim[2]; |
126 |
> |
print "\t\t<DeviceType>Integral</DeviceType>\n"; |
127 |
> |
# Output MGF description if requested |
128 |
> |
if ( $geout ) { |
129 |
> |
print "\t\t<Geometry format=\"MGF\" unit=\"$gunit\">\n"; |
130 |
> |
printf "xf -t %.6f %.6f 0\n", -($dim[0]+$dim[1])/2, -($dim[2]+$dim[3])/2; |
131 |
> |
open(MGFSCN, "< $mgfscn"); |
132 |
> |
while (<MGFSCN>) { print $_; } |
133 |
> |
close MGFSCN; |
134 |
> |
print "xf\n"; |
135 |
> |
print "\t\t</Geometry>\n"; |
136 |
> |
} |
137 |
> |
print " </Material>\n"; |
138 |
> |
# Set up surface sampling |
139 |
> |
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + .5); |
140 |
> |
my $ny = int($nsamp/$nx + .5); |
141 |
> |
$nsamp = $nx * $ny; |
142 |
> |
my $ns = 2**$ttlog2; |
143 |
> |
my (@pdiv, $disk2sq, $sq2disk, $tcal, $kcal); |
144 |
> |
# Create data segments (all the work happens here) |
145 |
> |
if ( $tensortree ) { |
146 |
> |
do_tree_bsdf(); |
147 |
> |
} else { |
148 |
> |
do_matrix_bsdf(); |
149 |
> |
} |
150 |
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# Output XML epilogue |
151 |
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print |
152 |
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'</Layer> |
153 |
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</Optical> |
154 |
> |
</WindowElement> |
155 |
> |
'; |
156 |
> |
# Clean up temporary files and exit |
157 |
> |
exec("rm -rf $td"); |
158 |
> |
|
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> |
#-------------- End of main program segment --------------# |
160 |
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|
161 |
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#++++++++++++++ Kill persistent rtrace +++++++++++++++++++# |
162 |
> |
sub persist_end { |
163 |
> |
if ( $persistfile && open(PFI, "< $persistfile") ) { |
164 |
> |
while (<PFI>) { |
165 |
> |
s/^[^ ]* //; |
166 |
> |
kill('ALRM', $_); |
167 |
> |
last; |
168 |
> |
} |
169 |
> |
close PFI; |
170 |
> |
} |
171 |
> |
} |
172 |
> |
|
173 |
> |
#++++++++++++++ Tensor tree BSDF generation ++++++++++++++# |
174 |
> |
sub do_tree_bsdf { |
175 |
> |
# Get sampling rate and subdivide task |
176 |
> |
my $ns2 = $ns; |
177 |
> |
$ns2 /= 2 if ( $tensortree == 3 ); |
178 |
> |
my $nsplice = $nproc; |
179 |
> |
$nsplice *= 10 if ($nproc > 1); |
180 |
> |
$nsplice = $ns2 if ($nsplice > $ns2); |
181 |
> |
$nsplice = 999 if ($nsplice > 999); |
182 |
> |
@pdiv = (0, int($ns2/$nsplice)); |
183 |
> |
my $nrem = $ns2 % $nsplice; |
184 |
> |
for (my $i = 1; $i < $nsplice; $i++) { |
185 |
> |
my $nv = $pdiv[$i] + $pdiv[1]; |
186 |
> |
++$nv if ( $nrem-- > 0 ); |
187 |
> |
push @pdiv, $nv; |
188 |
> |
} |
189 |
> |
die "Script error 1" if ($pdiv[-1] != $ns2); |
190 |
> |
# Shirley-Chiu mapping from unit square to disk |
191 |
> |
$sq2disk = ' |
192 |
> |
in_square_a = 2*in_square_x - 1; |
193 |
> |
in_square_b = 2*in_square_y - 1; |
194 |
> |
in_square_rgn = if(in_square_a + in_square_b, |
195 |
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if(in_square_a - in_square_b, 1, 2), |
196 |
> |
if(in_square_b - in_square_a, 3, 4)); |
197 |
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out_disk_r = .999995*select(in_square_rgn, in_square_a, in_square_b, |
198 |
> |
-in_square_a, -in_square_b); |
199 |
> |
out_disk_phi = PI/4 * select(in_square_rgn, |
200 |
> |
in_square_b/in_square_a, |
201 |
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2 - in_square_a/in_square_b, |
202 |
> |
4 + in_square_b/in_square_a, |
203 |
> |
if(in_square_b*in_square_b, |
204 |
> |
6 - in_square_a/in_square_b, 0)); |
205 |
> |
Dx = out_disk_r*cos(out_disk_phi); |
206 |
> |
Dy = out_disk_r*sin(out_disk_phi); |
207 |
> |
Dz = sqrt(1 - out_disk_r*out_disk_r); |
208 |
> |
'; |
209 |
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# Shirley-Chiu mapping from unit disk to square |
210 |
> |
$disk2sq = ' |
211 |
> |
norm_radians(p) : if(-p - PI/4, p + 2*PI, p); |
212 |
> |
in_disk_r = .999995*sqrt(Dx*Dx + Dy*Dy); |
213 |
> |
in_disk_phi = norm_radians(atan2(Dy, Dx)); |
214 |
> |
in_disk_rgn = floor((in_disk_phi + PI/4)/(PI/2)) + 1; |
215 |
> |
out_square_a = select(in_disk_rgn, |
216 |
> |
in_disk_r, |
217 |
> |
(PI/2 - in_disk_phi)*in_disk_r/(PI/4), |
218 |
> |
-in_disk_r, |
219 |
> |
(in_disk_phi - 3*PI/2)*in_disk_r/(PI/4)); |
220 |
> |
out_square_b = select(in_disk_rgn, |
221 |
> |
in_disk_phi*in_disk_r/(PI/4), |
222 |
> |
in_disk_r, |
223 |
> |
(PI - in_disk_phi)*in_disk_r/(PI/4), |
224 |
> |
-in_disk_r); |
225 |
> |
out_square_x = (out_square_a + 1)/2; |
226 |
> |
out_square_y = (out_square_b + 1)/2; |
227 |
> |
'; |
228 |
> |
# Announce ourselves in XML output |
229 |
> |
print "\t<DataDefinition>\n"; |
230 |
> |
print "\t\t<IncidentDataStructure>TensorTree$tensortree</IncidentDataStructure>\n"; |
231 |
> |
print "\t</DataDefinition>\n"; |
232 |
> |
# Fork parallel rtcontrib processes to compute each side |
233 |
> |
my $npleft = $nproc; |
234 |
> |
if ( $doback ) { |
235 |
> |
for (my $splice = 0; $splice < $nsplice; $splice++) { |
236 |
> |
if (! $npleft ) { |
237 |
> |
wait(); |
238 |
> |
die "rtcontrib process reported error" if ( $? ); |
239 |
> |
$npleft++; |
240 |
> |
} |
241 |
> |
bg_tree_rtcontrib(0, $splice); |
242 |
> |
$npleft--; |
243 |
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} |
244 |
> |
while (wait() >= 0) { |
245 |
> |
die "rtcontrib process reported error" if ( $? ); |
246 |
> |
$npleft++; |
247 |
> |
} |
248 |
> |
persist_end(); |
249 |
> |
ttree_out(0); |
250 |
> |
} |
251 |
> |
if ( $doforw ) { |
252 |
> |
for (my $splice = 0; $splice < $nsplice; $splice++) { |
253 |
> |
if (! $npleft ) { |
254 |
> |
wait(); |
255 |
> |
die "rtcontrib process reported error" if ( $? ); |
256 |
> |
$npleft++; |
257 |
> |
} |
258 |
> |
bg_tree_rtcontrib(1, $splice); |
259 |
> |
$npleft--; |
260 |
> |
} |
261 |
> |
while (wait() >= 0) { |
262 |
> |
die "rtcontrib process reported error" if ( $? ); |
263 |
> |
$npleft++; |
264 |
> |
} |
265 |
> |
persist_end(); |
266 |
> |
ttree_out(1); |
267 |
> |
} |
268 |
> |
} # end of sub do_tree_bsdf() |
269 |
> |
|
270 |
> |
# Run rtcontrib process in background to generate tensor tree samples |
271 |
> |
sub bg_tree_rtcontrib { |
272 |
> |
my $pid = fork(); |
273 |
> |
die "Cannot fork new process" unless defined $pid; |
274 |
> |
if ($pid > 0) { return $pid; } |
275 |
> |
my $forw = shift; |
276 |
> |
my $pn = shift; |
277 |
> |
my $pbeg = $pdiv[$pn]; |
278 |
> |
my $plen = $pdiv[$pn+1] - $pbeg; |
279 |
> |
my $matargs = "-m $bmodnm"; |
280 |
> |
if ( !$forw || !$doback ) { $matargs .= " -m $fmodnm"; } |
281 |
> |
my $cmd = "rtcontrib $rtargs -h -ff -fo -c $nsamp " . |
282 |
> |
"-e '$disk2sq' -bn '$ns*$ns' " . |
283 |
> |
"-b '$ns*floor(out_square_x*$ns)+floor(out_square_y*$ns)' " . |
284 |
> |
"-o $td/%s_" . sprintf("%03d", $pn) . ".flt $matargs $octree"; |
285 |
> |
if ( $tensortree == 3 ) { |
286 |
> |
# Isotropic BSDF |
287 |
> |
$cmd = "cnt $plen $ny $nx " . |
288 |
> |
"| rcalc -e 'r1=rand(($pn+.8681)*recno-.673892)' " . |
289 |
> |
"-e 'r2=rand(($pn-5.37138)*recno+67.1737811)' " . |
290 |
> |
"-e 'r3=rand(($pn+3.17603772)*recno+83.766771)' " . |
291 |
> |
"-e 'Dx=1-2*($pbeg+\$1+r1)/$ns;Dy:0;Dz=sqrt(1-Dx*Dx)' " . |
292 |
> |
"-e 'xp=(\$3+r2)*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
293 |
> |
"-e 'yp=(\$2+r3)*(($dim[3]-$dim[2])/$ny)+$dim[2]' " . |
294 |
> |
"-e 'zp=$dim[5-$forw]' -e 'myDz=Dz*($forw*2-1)' " . |
295 |
> |
"-e '\$1=xp-Dx;\$2=yp-Dy;\$3=zp-myDz' " . |
296 |
> |
"-e '\$4=Dx;\$5=Dy;\$6=myDz' -of " . |
297 |
> |
"| $cmd"; |
298 |
> |
} else { |
299 |
> |
# Anisotropic BSDF |
300 |
> |
# Sample area vertically to improve load balance, since |
301 |
> |
# shading systems usually have bilateral symmetry (L-R) |
302 |
> |
$cmd = "cnt $plen $ns $ny $nx " . |
303 |
> |
"| rcalc -e 'r1=rand(($pn+.8681)*recno-.673892)' " . |
304 |
> |
"-e 'r2=rand(($pn-5.37138)*recno+67.1737811)' " . |
305 |
> |
"-e 'r3=rand(($pn+3.17603772)*recno+83.766771)' " . |
306 |
> |
"-e 'r4=rand(($pn-2.3857833)*recno-964.72738)' " . |
307 |
> |
"-e 'in_square_x=($pbeg+\$1+r1)/$ns' " . |
308 |
> |
"-e 'in_square_y=(\$2+r2)/$ns' -e '$sq2disk' " . |
309 |
> |
"-e 'xp=(\$4+r3)*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
310 |
> |
"-e 'yp=(\$3+r4)*(($dim[3]-$dim[2])/$ny)+$dim[2]' " . |
311 |
> |
"-e 'zp=$dim[5-$forw]' -e 'myDz=Dz*($forw*2-1)' " . |
312 |
> |
"-e '\$1=xp-Dx;\$2=yp-Dy;\$3=zp-myDz' " . |
313 |
> |
"-e '\$4=Dx;\$5=Dy;\$6=myDz' -of " . |
314 |
> |
"| $cmd"; |
315 |
> |
} |
316 |
> |
# print STDERR "Starting: $cmd\n"; |
317 |
> |
exec($cmd); # no return; status report to parent via wait |
318 |
> |
die "Cannot exec: $cmd\n"; |
319 |
> |
} # end of bg_tree_rtcontrib() |
320 |
> |
|
321 |
> |
# Simplify and output tensor tree results |
322 |
> |
sub ttree_out { |
323 |
> |
my $forw = shift; |
324 |
> |
my $side = ("Back","Front")[$forw]; |
325 |
> |
my $cmd; |
326 |
> |
# Only output one transmitted distribution, preferring backwards |
327 |
> |
if ( !$forw || !$doback ) { |
328 |
> |
print |
329 |
> |
' <WavelengthData> |
330 |
> |
<LayerNumber>System</LayerNumber> |
331 |
> |
<Wavelength unit="Integral">Visible</Wavelength> |
332 |
> |
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
333 |
> |
<DetectorSpectrum>ASTM E308 1931 Y.dsp</DetectorSpectrum> |
334 |
> |
<WavelengthDataBlock> |
335 |
> |
<WavelengthDataDirection>Transmission</WavelengthDataDirection> |
336 |
> |
<AngleBasis>LBNL/Shirley-Chiu</AngleBasis> |
337 |
> |
<ScatteringDataType>BTDF</ScatteringDataType> |
338 |
> |
<ScatteringData> |
339 |
> |
'; |
340 |
> |
$cmd = "rcalc -if3 -e 'Omega:PI/($ns*$ns)' " . |
341 |
> |
q{-e '$1=(0.265*$1+0.670*$2+0.065*$3)/Omega' }; |
342 |
> |
if ($pctcull >= 0) { |
343 |
> |
$cmd .= "-of $td/" . ($bmodnm,$fmodnm)[$forw] . "_???.flt " . |
344 |
> |
"| rttree_reduce -a -h -ff -t $pctcull -r $tensortree -g $ttlog2"; |
345 |
> |
system "$cmd" || die "Failure running rttree_reduce"; |
346 |
> |
} else { |
347 |
> |
$cmd .= "$td/" . ($bmodnm,$fmodnm)[$forw] . "_???.flt"; |
348 |
> |
print "{\n"; |
349 |
> |
system "$cmd" || die "Failure running rcalc"; |
350 |
> |
print "}\n"; |
351 |
> |
} |
352 |
> |
print |
353 |
> |
' </ScatteringData> |
354 |
> |
</WavelengthDataBlock> |
355 |
> |
</WavelengthData> |
356 |
> |
'; |
357 |
> |
} |
358 |
> |
# Output reflection |
359 |
> |
print |
360 |
> |
' <WavelengthData> |
361 |
> |
<LayerNumber>System</LayerNumber> |
362 |
> |
<Wavelength unit="Integral">Visible</Wavelength> |
363 |
> |
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
364 |
> |
<DetectorSpectrum>ASTM E308 1931 Y.dsp</DetectorSpectrum> |
365 |
> |
<WavelengthDataBlock> |
366 |
> |
'; |
367 |
> |
print "\t\t\t<WavelengthDataDirection>Reflection $side</WavelengthDataDirection>\n"; |
368 |
> |
print |
369 |
> |
' <AngleBasis>LBNL/Shirley-Chiu</AngleBasis> |
370 |
> |
<ScatteringDataType>BRDF</ScatteringDataType> |
371 |
> |
<ScatteringData> |
372 |
> |
'; |
373 |
> |
$cmd = "rcalc -if3 -e 'Omega:PI/($ns*$ns)' " . |
374 |
> |
q{-e '$1=(0.265*$1+0.670*$2+0.065*$3)/Omega' }; |
375 |
> |
if ($pctcull >= 0) { |
376 |
> |
$cmd .= "-of $td/" . ($fmodnm,$bmodnm)[$forw] . "_???.flt " . |
377 |
> |
"| rttree_reduce -a -h -ff -t $pctcull -r $tensortree -g $ttlog2"; |
378 |
> |
system "$cmd" || die "Failure running rttree_reduce"; |
379 |
> |
} else { |
380 |
> |
$cmd .= "$td/" . ($fmodnm,$bmodnm)[$forw] . "_???.flt"; |
381 |
> |
print "{\n"; |
382 |
> |
system "$cmd" || die "Failure running rcalc"; |
383 |
> |
print "}\n"; |
384 |
> |
} |
385 |
> |
print |
386 |
> |
' </ScatteringData> |
387 |
> |
</WavelengthDataBlock> |
388 |
> |
</WavelengthData> |
389 |
> |
'; |
390 |
> |
} # end of ttree_out() |
391 |
> |
|
392 |
> |
#------------- End of do_tree_bsdf() & subroutines -------------# |
393 |
> |
|
394 |
> |
#+++++++++++++++ Klems matrix BSDF generation +++++++++++++++# |
395 |
> |
sub do_matrix_bsdf { |
396 |
> |
# Set up sampling of portal |
397 |
|
# Kbin to produce incident direction in full Klems basis with (x1,x2) randoms |
398 |
< |
my $tcal = ' |
398 |
> |
$tcal = ' |
399 |
|
DEGREE : PI/180; |
400 |
|
sq(x) : x*x; |
401 |
|
Kpola(r) : select(r+1, -5, 5, 15, 25, 35, 45, 55, 65, 75, 90); |
416 |
|
1 - sq(cos(Kpola(1)*DEGREE))); |
417 |
|
'; |
418 |
|
# Compute Klems bin from exiting ray direction (forward or backward) |
419 |
< |
my $kcal = ' |
419 |
> |
$kcal = ' |
420 |
|
DEGREE : PI/180; |
421 |
|
abs(x) : if(x, x, -x); |
422 |
< |
Acos(x) : 1/DEGREE * if(x-1, 0, if(-1-x, 0, acos(x))); |
422 |
> |
Acos(x) : if(x-1, 0, if(-1-x, PI, acos(x))) / DEGREE; |
423 |
|
posangle(a) : if(-a, a + 2*PI, a); |
424 |
< |
Atan2(y,x) : 1/DEGREE * posangle(atan2(y,x)); |
424 |
> |
Atan2(y,x) : posangle(atan2(y,x)) / DEGREE; |
425 |
|
kpola(r) : select(r, 5, 15, 25, 35, 45, 55, 65, 75, 90); |
426 |
|
knaz(r) : select(r, 1, 8, 16, 20, 24, 24, 24, 16, 12); |
427 |
|
kaccum(r) : if(r-.5, knaz(r) + kaccum(r-1), 0); |
442 |
|
kbin = kbin2(Acos(abs(Dz)),Atan2(Dy,Dx)); |
443 |
|
'; |
444 |
|
my $ndiv = 145; |
133 |
– |
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + .5); |
134 |
– |
my $ny = int($nsamp/$nx + .5); |
135 |
– |
$nsamp = $nx * $ny; |
445 |
|
# Compute scattering data using rtcontrib |
446 |
|
my @tfarr; |
447 |
|
my @rfarr; |
448 |
|
my @tbarr; |
449 |
|
my @rbarr; |
450 |
|
my $cmd; |
451 |
< |
my $rtcmd = "rtcontrib -h -ff -fo -n $nproc -c $nsamp " . |
451 |
> |
my $rtcmd = "rtcontrib $rtargs -h -ff -fo -n $nproc -c $nsamp " . |
452 |
|
"-e '$kcal' -b kbin -bn $ndiv " . |
453 |
< |
"-o '$td/%s.flt' -m $fmodnm -m $bmodnm $rtargs $octree"; |
453 |
> |
"-o '$td/%s.flt' -m $fmodnm -m $bmodnm $octree"; |
454 |
|
my $rccmd = "rcalc -e '$tcal' " . |
455 |
|
"-e 'mod(n,d):n-floor(n/d)*d' -e 'Kbin=mod(recno-.999,$ndiv)' " . |
456 |
< |
q{-if3 -e '$1=(0.265*$1+0.670*$2+0.065*$3)/KprojOmega'}; |
456 |
> |
q{-if3 -e '$1=(0.265*$1+0.670*$2+0.065*$3)/KprojOmega' }; |
457 |
|
if ( $doforw ) { |
458 |
|
$cmd = "cnt $ndiv $ny $nx | rcalc -of -e '$tcal' " . |
459 |
|
"-e 'xp=(\$3+rand(.12*recno+288))*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
479 |
|
system "$cmd" || die "Failure running: $cmd\n"; |
480 |
|
@tbarr = `$rccmd $td/$bmodnm.flt`; |
481 |
|
die "Failure running: $rccmd $td/$bmodnm.flt\n" if ( $? ); |
482 |
+ |
chomp(@tbarr); |
483 |
|
@rbarr = `$rccmd $td/$fmodnm.flt`; |
484 |
|
die "Failure running: $rccmd $td/$fmodnm.flt\n" if ( $? ); |
485 |
+ |
chomp(@rbarr); |
486 |
|
} |
487 |
< |
# Output XML prologue |
487 |
> |
# Output angle basis |
488 |
|
print |
489 |
< |
'<?xml version="1.0" encoding="UTF-8"?> |
490 |
< |
<WindowElement xmlns="http://windows.lbl.gov" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://windows.lbl.gov/BSDF-v1.4.xsd"> |
491 |
< |
<WindowElementType>System</WindowElementType> |
181 |
< |
<Optical> |
182 |
< |
<Layer> |
183 |
< |
<Material> |
184 |
< |
<Name>Name</Name> |
185 |
< |
<Manufacturer>Manufacturer</Manufacturer> |
186 |
< |
'; |
187 |
< |
printf "\t\t\t<Thickness unit=\"Meter\">%.3f</Thickness>\n", $dim[5] - $dim[4]; |
188 |
< |
printf "\t\t\t<Width unit=\"Meter\">%.3f</Width>\n", $dim[1] - $dim[0]; |
189 |
< |
printf "\t\t\t<Height unit=\"Meter\">%.3f</Height>\n", $dim[3] - $dim[2]; |
190 |
< |
print "\t\t\t<DeviceType>Integral</DeviceType>\n"; |
191 |
< |
# Output MGF description if requested |
192 |
< |
if ( $geout ) { |
193 |
< |
print "\t\t\t<Geometry format=\"MGF\" unit=\"Meter\">\n"; |
194 |
< |
printf "xf -t %.6f %.6f 0\n", -($dim[0]+$dim[1])/2, -($dim[2]+$dim[3])/2; |
195 |
< |
system "cat $mgfscn"; |
196 |
< |
print "xf\n"; |
197 |
< |
print "\t\t\t</Geometry>\n"; |
198 |
< |
} |
199 |
< |
print ' </Material> |
200 |
< |
<DataDefinition> |
201 |
< |
<IncidentDataStructure>Columns</IncidentDataStructure> |
202 |
< |
<AngleBasis> |
489 |
> |
' <DataDefinition> |
490 |
> |
<IncidentDataStructure>Columns</IncidentDataStructure> |
491 |
> |
<AngleBasis> |
492 |
|
<AngleBasisName>LBNL/Klems Full</AngleBasisName> |
493 |
< |
<AngleBasisBlock> |
493 |
> |
<AngleBasisBlock> |
494 |
|
<Theta>0</Theta> |
495 |
|
<nPhis>1</nPhis> |
496 |
|
<ThetaBounds> |
497 |
< |
<LowerTheta>0</LowerTheta> |
498 |
< |
<UpperTheta>5</UpperTheta> |
497 |
> |
<LowerTheta>0</LowerTheta> |
498 |
> |
<UpperTheta>5</UpperTheta> |
499 |
|
</ThetaBounds> |
500 |
|
</AngleBasisBlock> |
501 |
|
<AngleBasisBlock> |
566 |
|
</DataDefinition> |
567 |
|
'; |
568 |
|
if ( $doforw ) { |
569 |
< |
print ' <WavelengthData> |
569 |
> |
print |
570 |
> |
' <WavelengthData> |
571 |
|
<LayerNumber>System</LayerNumber> |
572 |
|
<Wavelength unit="Integral">Visible</Wavelength> |
573 |
|
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
582 |
|
# Output front transmission (transposed order) |
583 |
|
for (my $od = 0; $od < $ndiv; $od++) { |
584 |
|
for (my $id = 0; $id < $ndiv; $id++) { |
585 |
< |
print $tfarr[$ndiv*$id + $od]; |
585 |
> |
print $tfarr[$ndiv*$id + $od], ",\n"; |
586 |
|
} |
587 |
|
print "\n"; |
588 |
|
} |
589 |
|
print |
590 |
< |
' </ScatteringData> |
591 |
< |
</WavelengthDataBlock> |
590 |
> |
' </ScatteringData> |
591 |
> |
</WavelengthDataBlock> |
592 |
|
</WavelengthData> |
593 |
|
<WavelengthData> |
594 |
|
<LayerNumber>System</LayerNumber> |
605 |
|
# Output front reflection (transposed order) |
606 |
|
for (my $od = 0; $od < $ndiv; $od++) { |
607 |
|
for (my $id = 0; $id < $ndiv; $id++) { |
608 |
< |
print $rfarr[$ndiv*$id + $od]; |
608 |
> |
print $rfarr[$ndiv*$id + $od], ",\n"; |
609 |
|
} |
610 |
|
print "\n"; |
611 |
|
} |
612 |
|
print |
613 |
< |
' </ScatteringData> |
614 |
< |
</WavelengthDataBlock> |
613 |
> |
' </ScatteringData> |
614 |
> |
</WavelengthDataBlock> |
615 |
|
</WavelengthData> |
616 |
|
'; |
617 |
|
} |
618 |
|
if ( $doback ) { |
619 |
< |
print ' <WavelengthData> |
619 |
> |
print |
620 |
> |
' <WavelengthData> |
621 |
|
<LayerNumber>System</LayerNumber> |
622 |
|
<Wavelength unit="Integral">Visible</Wavelength> |
623 |
|
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
632 |
|
# Output back transmission (transposed order) |
633 |
|
for (my $od = 0; $od < $ndiv; $od++) { |
634 |
|
for (my $id = 0; $id < $ndiv; $id++) { |
635 |
< |
print $tbarr[$ndiv*$id + $od]; |
635 |
> |
print $tbarr[$ndiv*$id + $od], ",\n"; |
636 |
|
} |
637 |
|
print "\n"; |
638 |
|
} |
639 |
|
print |
640 |
< |
' </ScatteringData> |
641 |
< |
</WavelengthDataBlock> |
640 |
> |
' </ScatteringData> |
641 |
> |
</WavelengthDataBlock> |
642 |
|
</WavelengthData> |
643 |
|
<WavelengthData> |
644 |
|
<LayerNumber>System</LayerNumber> |
655 |
|
# Output back reflection (transposed order) |
656 |
|
for (my $od = 0; $od < $ndiv; $od++) { |
657 |
|
for (my $id = 0; $id < $ndiv; $id++) { |
658 |
< |
print $rbarr[$ndiv*$id + $od]; |
658 |
> |
print $rbarr[$ndiv*$id + $od], ",\n"; |
659 |
|
} |
660 |
|
print "\n"; |
661 |
|
} |
662 |
|
print |
663 |
< |
' </ScatteringData> |
664 |
< |
</WavelengthDataBlock> |
663 |
> |
' </ScatteringData> |
664 |
> |
</WavelengthDataBlock> |
665 |
|
</WavelengthData> |
666 |
|
'; |
667 |
|
} |
668 |
< |
# Output XML epilogue |
669 |
< |
print '</Layer> |
379 |
< |
</Optical> |
380 |
< |
</WindowElement> |
381 |
< |
'; |
382 |
< |
# Clean up temporary files |
383 |
< |
system "rm -rf $td"; |
668 |
> |
} |
669 |
> |
#------------- End of do_matrix_bsdf() --------------# |