8 |
|
use strict; |
9 |
|
use File::Temp qw/ :mktemp /; |
10 |
|
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"; |
11 |
> |
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] [input ..]\n"; |
12 |
|
exit 1; |
13 |
|
} |
14 |
|
my $td = mkdtemp("/tmp/genBSDF.XXXXXX"); |
15 |
|
chomp $td; |
16 |
< |
my $nsamp = 1000; |
16 |
> |
my @savedARGV = @ARGV; |
17 |
> |
my $tensortree = 0; |
18 |
> |
my $ttlog2 = 4; |
19 |
> |
my $nsamp = 2000; |
20 |
|
my $rtargs = "-w -ab 5 -ad 700 -lw 3e-6"; |
21 |
|
my $mgfin = 0; |
22 |
|
my $geout = 1; |
23 |
|
my $nproc = 1; |
24 |
|
my $doforw = 0; |
25 |
|
my $doback = 1; |
26 |
+ |
my $gunit = "Meter"; |
27 |
|
my @dim; |
28 |
|
# Get options |
29 |
|
while ($#ARGV >= 0) { |
34 |
|
shift @ARGV; |
35 |
|
} elsif ("$ARGV[0]" =~ /^[-+]g/) { |
36 |
|
$geout = ("$ARGV[0]" =~ /^\+/); |
37 |
+ |
$gunit = $ARGV[1]; |
38 |
+ |
if ($gunit !~ /^(?i)(meter|foot|inch|centimeter|millimeter)$/) { |
39 |
+ |
die "Illegal geometry unit '$gunit': must be meter, foot, inch, centimeter, or millimeter\n"; |
40 |
+ |
} |
41 |
+ |
shift @ARGV; |
42 |
|
} elsif ("$ARGV[0]" =~ /^[-+]f/) { |
43 |
|
$doforw = ("$ARGV[0]" =~ /^\+/); |
44 |
|
} elsif ("$ARGV[0]" =~ /^[-+]b/) { |
45 |
|
$doback = ("$ARGV[0]" =~ /^\+/); |
46 |
+ |
} elsif ("$ARGV[0]" =~ /^-t[34]$/) { |
47 |
+ |
$tensortree = substr($ARGV[0], 2, 1); |
48 |
+ |
$ttlog2 = $ARGV[1]; |
49 |
+ |
shift @ARGV; |
50 |
|
} elsif ("$ARGV[0]" eq "-c") { |
51 |
|
$nsamp = $ARGV[1]; |
52 |
|
shift @ARGV; |
65 |
|
shift @ARGV; |
66 |
|
} |
67 |
|
# Check that we're actually being asked to do something |
68 |
< |
die "Must have at least one of +forward or +backward" if (!$doforw && !$doback); |
68 |
> |
die "Must have at least one of +forward or +backward\n" if (!$doforw && !$doback); |
69 |
> |
# Name our own persist file? |
70 |
> |
my $persistfile; |
71 |
> |
if ( $tensortree && $nproc > 1 && "$rtargs" !~ /-PP /) { |
72 |
> |
$persistfile = "$td/pfile.txt"; |
73 |
> |
$rtargs = "-PP $persistfile $rtargs"; |
74 |
> |
} |
75 |
|
# Get scene description and dimensions |
76 |
|
my $radscn = "$td/device.rad"; |
77 |
|
my $mgfscn = "$td/device.mgf"; |
101 |
|
# Generate octree |
102 |
|
system "oconv -w $radscn > $octree"; |
103 |
|
die "Could not compile scene\n" if ( $? ); |
104 |
< |
# Set up sampling of interior portal |
104 |
> |
# Output XML prologue |
105 |
> |
print |
106 |
> |
'<?xml version="1.0" encoding="UTF-8"?> |
107 |
> |
<WindowElement xmlns="http://windows.lbl.gov" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://windows.lbl.gov/BSDF-v1.4.xsd"> |
108 |
> |
'; |
109 |
> |
print "<!-- File produced by: genBSDF @savedARGV -->\n"; |
110 |
> |
print |
111 |
> |
'<WindowElementType>System</WindowElementType> |
112 |
> |
<Optical> |
113 |
> |
<Layer> |
114 |
> |
<Material> |
115 |
> |
<Name>Name</Name> |
116 |
> |
<Manufacturer>Manufacturer</Manufacturer> |
117 |
> |
'; |
118 |
> |
printf "\t\t<Thickness unit=\"$gunit\">%.3f</Thickness>\n", $dim[5] - $dim[4]; |
119 |
> |
printf "\t\t<Width unit=\"$gunit\">%.3f</Width>\n", $dim[1] - $dim[0]; |
120 |
> |
printf "\t\t<Height unit=\"$gunit\">%.3f</Height>\n", $dim[3] - $dim[2]; |
121 |
> |
print "\t\t<DeviceType>Integral</DeviceType>\n"; |
122 |
> |
# Output MGF description if requested |
123 |
> |
if ( $geout ) { |
124 |
> |
print "\t\t<Geometry format=\"MGF\" unit=\"$gunit\">\n"; |
125 |
> |
printf "xf -t %.6f %.6f 0\n", -($dim[0]+$dim[1])/2, -($dim[2]+$dim[3])/2; |
126 |
> |
open(MGFSCN, "< $mgfscn"); |
127 |
> |
while (<MGFSCN>) { print $_; } |
128 |
> |
close MGFSCN; |
129 |
> |
print "xf\n"; |
130 |
> |
print "\t\t</Geometry>\n"; |
131 |
> |
} |
132 |
> |
print " </Material>\n"; |
133 |
> |
# Set up surface sampling |
134 |
> |
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + .5); |
135 |
> |
my $ny = int($nsamp/$nx + .5); |
136 |
> |
$nsamp = $nx * $ny; |
137 |
> |
my $ns = 2**$ttlog2; |
138 |
> |
my (@pdiv, $disk2sq, $sq2disk, $tcal, $kcal); |
139 |
> |
# Create data segments (all the work happens here) |
140 |
> |
if ( $tensortree ) { |
141 |
> |
do_tree_bsdf(); |
142 |
> |
} else { |
143 |
> |
do_matrix_bsdf(); |
144 |
> |
} |
145 |
> |
# Output XML epilogue |
146 |
> |
print |
147 |
> |
'</Layer> |
148 |
> |
</Optical> |
149 |
> |
</WindowElement> |
150 |
> |
'; |
151 |
> |
# Clean up temporary files and exit |
152 |
> |
exec("rm -rf $td"); |
153 |
> |
|
154 |
> |
#-------------- End of main program segment --------------# |
155 |
> |
|
156 |
> |
#++++++++++++++ Kill persistent rtrace +++++++++++++++++++# |
157 |
> |
sub persist_end { |
158 |
> |
if ( $persistfile && open(PFI, "< $persistfile") ) { |
159 |
> |
while (<PFI>) { |
160 |
> |
s/^[^ ]* //; |
161 |
> |
kill('ALRM', $_); |
162 |
> |
last; |
163 |
> |
} |
164 |
> |
close PFI; |
165 |
> |
} |
166 |
> |
} |
167 |
> |
|
168 |
> |
#++++++++++++++ Tensor tree BSDF generation ++++++++++++++# |
169 |
> |
sub do_tree_bsdf { |
170 |
> |
# Get sampling rate and subdivide task |
171 |
> |
my $ns2 = $ns; |
172 |
> |
$ns2 /= 2 if ( $tensortree == 3 ); |
173 |
> |
my $nsplice = $nproc; |
174 |
> |
$nsplice *= 10 if ($nproc > 1); |
175 |
> |
$nsplice = $ns2 if ($nsplice > $ns2); |
176 |
> |
$nsplice = 999 if ($nsplice > 999); |
177 |
> |
@pdiv = (0, int($ns2/$nsplice)); |
178 |
> |
my $nrem = $ns2 % $nsplice; |
179 |
> |
for (my $i = 1; $i < $nsplice; $i++) { |
180 |
> |
my $nv = $pdiv[$i] + $pdiv[1]; |
181 |
> |
++$nv if ( $nrem-- > 0 ); |
182 |
> |
push @pdiv, $nv; |
183 |
> |
} |
184 |
> |
die "Script error 1" if ($pdiv[-1] != $ns2); |
185 |
> |
# Shirley-Chiu mapping from unit square to disk |
186 |
> |
$sq2disk = ' |
187 |
> |
in_square_a = 2*in_square_x - 1; |
188 |
> |
in_square_b = 2*in_square_y - 1; |
189 |
> |
in_square_rgn = if(in_square_a + in_square_b, |
190 |
> |
if(in_square_a - in_square_b, 1, 2), |
191 |
> |
if(in_square_b - in_square_a, 3, 4)); |
192 |
> |
out_disk_r = .999995*select(in_square_rgn, in_square_a, in_square_b, |
193 |
> |
-in_square_a, -in_square_b); |
194 |
> |
out_disk_phi = PI/4 * select(in_square_rgn, |
195 |
> |
in_square_b/in_square_a, |
196 |
> |
2 - in_square_a/in_square_b, |
197 |
> |
4 + in_square_b/in_square_a, |
198 |
> |
if(in_square_b*in_square_b, |
199 |
> |
6 - in_square_a/in_square_b, 0)); |
200 |
> |
Dx = out_disk_r*cos(out_disk_phi); |
201 |
> |
Dy = out_disk_r*sin(out_disk_phi); |
202 |
> |
Dz = sqrt(1 - out_disk_r*out_disk_r); |
203 |
> |
'; |
204 |
> |
# Shirley-Chiu mapping from unit disk to square |
205 |
> |
$disk2sq = ' |
206 |
> |
norm_radians(p) : if(-p - PI/4, p + 2*PI, p); |
207 |
> |
in_disk_r = .999995*sqrt(Dx*Dx + Dy*Dy); |
208 |
> |
in_disk_phi = norm_radians(atan2(Dy, Dx)); |
209 |
> |
in_disk_rgn = floor((in_disk_phi + PI/4)/(PI/2)) + 1; |
210 |
> |
out_square_a = select(in_disk_rgn, |
211 |
> |
in_disk_r, |
212 |
> |
(PI/2 - in_disk_phi)*in_disk_r/(PI/4), |
213 |
> |
-in_disk_r, |
214 |
> |
(in_disk_phi - 3*PI/2)*in_disk_r/(PI/4)); |
215 |
> |
out_square_b = select(in_disk_rgn, |
216 |
> |
in_disk_phi*in_disk_r/(PI/4), |
217 |
> |
in_disk_r, |
218 |
> |
(PI - in_disk_phi)*in_disk_r/(PI/4), |
219 |
> |
-in_disk_r); |
220 |
> |
out_square_x = (out_square_a + 1)/2; |
221 |
> |
out_square_y = (out_square_b + 1)/2; |
222 |
> |
'; |
223 |
> |
# Announce ourselves in XML output |
224 |
> |
print "\t<DataDefinition>\n"; |
225 |
> |
print "\t\t<IncidentDataStructure>TensorTree$tensortree</IncidentDataStructure>\n"; |
226 |
> |
print "\t</DataDefinition>\n"; |
227 |
> |
# Fork parallel rtcontrib processes to compute each side |
228 |
> |
my $npleft = $nproc; |
229 |
> |
if ( $doback ) { |
230 |
> |
for (my $splice = 0; $splice < $nsplice; $splice++) { |
231 |
> |
if (! $npleft ) { |
232 |
> |
wait(); |
233 |
> |
die "rtcontrib process reported error" if ( $? ); |
234 |
> |
$npleft++; |
235 |
> |
} |
236 |
> |
bg_tree_rtcontrib(0, $splice); |
237 |
> |
$npleft--; |
238 |
> |
} |
239 |
> |
while (wait() >= 0) { |
240 |
> |
die "rtcontrib process reported error" if ( $? ); |
241 |
> |
$npleft++; |
242 |
> |
} |
243 |
> |
persist_end(); |
244 |
> |
ttree_out(0); |
245 |
> |
} |
246 |
> |
if ( $doforw ) { |
247 |
> |
for (my $splice = 0; $splice < $nsplice; $splice++) { |
248 |
> |
if (! $npleft ) { |
249 |
> |
wait(); |
250 |
> |
die "rtcontrib process reported error" if ( $? ); |
251 |
> |
$npleft++; |
252 |
> |
} |
253 |
> |
bg_tree_rtcontrib(1, $splice); |
254 |
> |
$npleft--; |
255 |
> |
} |
256 |
> |
while (wait() >= 0) { |
257 |
> |
die "rtcontrib process reported error" if ( $? ); |
258 |
> |
$npleft++; |
259 |
> |
} |
260 |
> |
persist_end(); |
261 |
> |
ttree_out(1); |
262 |
> |
} |
263 |
> |
} # end of sub do_tree_bsdf() |
264 |
> |
|
265 |
> |
# Run rtcontrib process in background to generate tensor tree samples |
266 |
> |
sub bg_tree_rtcontrib { |
267 |
> |
my $pid = fork(); |
268 |
> |
die "Cannot fork new process" unless defined $pid; |
269 |
> |
if ($pid > 0) { return $pid; } |
270 |
> |
my $forw = shift; |
271 |
> |
my $pn = shift; |
272 |
> |
my $pbeg = $pdiv[$pn]; |
273 |
> |
my $plen = $pdiv[$pn+1] - $pbeg; |
274 |
> |
my $matargs = "-m $bmodnm"; |
275 |
> |
if ( !$forw || !$doback ) { $matargs .= " -m $fmodnm"; } |
276 |
> |
my $cmd = "rtcontrib $rtargs -h -ff -fo -c $nsamp " . |
277 |
> |
"-e '$disk2sq' -bn '$ns*$ns' " . |
278 |
> |
"-b '$ns*floor(out_square_x*$ns)+floor(out_square_y*$ns)' " . |
279 |
> |
"-o $td/%s_" . sprintf("%03d", $pn) . ".flt $matargs $octree"; |
280 |
> |
if ( $tensortree == 3 ) { |
281 |
> |
# Isotropic BSDF |
282 |
> |
$cmd = "cnt $plen $ny $nx " . |
283 |
> |
"| rcalc -e 'r1=rand(($pn+.8681)*recno-.673892)' " . |
284 |
> |
"-e 'r2=rand(($pn-5.37138)*recno+67.1737811)' " . |
285 |
> |
"-e 'r3=rand(($pn+3.17603772)*recno+83.766771)' " . |
286 |
> |
"-e 'Dx=1-2*($pbeg+\$1+r1)/$ns;Dy:0;Dz=sqrt(1-Dx*Dx)' " . |
287 |
> |
"-e 'xp=(\$3+r2)*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
288 |
> |
"-e 'yp=(\$2+r3)*(($dim[3]-$dim[2])/$ny)+$dim[2]' " . |
289 |
> |
"-e 'zp=$dim[5-$forw]' -e 'myDz=Dz*($forw*2-1)' " . |
290 |
> |
"-e '\$1=xp-Dx;\$2=yp-Dy;\$3=zp-myDz' " . |
291 |
> |
"-e '\$4=Dx;\$5=Dy;\$6=myDz' -of " . |
292 |
> |
"| $cmd"; |
293 |
> |
} else { |
294 |
> |
# Anisotropic BSDF |
295 |
> |
# Sample area vertically to improve load balance, since |
296 |
> |
# shading systems usually have bilateral symmetry (L-R) |
297 |
> |
$cmd = "cnt $plen $ns $ny $nx " . |
298 |
> |
"| rcalc -e 'r1=rand(($pn+.8681)*recno-.673892)' " . |
299 |
> |
"-e 'r2=rand(($pn-5.37138)*recno+67.1737811)' " . |
300 |
> |
"-e 'r3=rand(($pn+3.17603772)*recno+83.766771)' " . |
301 |
> |
"-e 'r4=rand(($pn-2.3857833)*recno-964.72738)' " . |
302 |
> |
"-e 'in_square_x=($pbeg+\$1+r1)/$ns' " . |
303 |
> |
"-e 'in_square_y=(\$2+r2)/$ns' -e '$sq2disk' " . |
304 |
> |
"-e 'xp=(\$4+r3)*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
305 |
> |
"-e 'yp=(\$3+r4)*(($dim[3]-$dim[2])/$ny)+$dim[2]' " . |
306 |
> |
"-e 'zp=$dim[5-$forw]' -e 'myDz=Dz*($forw*2-1)' " . |
307 |
> |
"-e '\$1=xp-Dx;\$2=yp-Dy;\$3=zp-myDz' " . |
308 |
> |
"-e '\$4=Dx;\$5=Dy;\$6=myDz' -of " . |
309 |
> |
"| $cmd"; |
310 |
> |
} |
311 |
> |
# print STDERR "Starting: $cmd\n"; |
312 |
> |
exec($cmd); # no return; status report to parent via wait |
313 |
> |
die "Cannot exec: $cmd\n"; |
314 |
> |
} # end of bg_tree_rtcontrib() |
315 |
> |
|
316 |
> |
# Simplify and output tensor tree results |
317 |
> |
sub ttree_out { |
318 |
> |
my $forw = shift; |
319 |
> |
my $side = ("Back","Front")[$forw]; |
320 |
> |
# Only output one transmitted distribution, preferring backwards |
321 |
> |
if ( !$forw || !$doback ) { |
322 |
> |
print |
323 |
> |
' <WavelengthData> |
324 |
> |
<LayerNumber>System</LayerNumber> |
325 |
> |
<Wavelength unit="Integral">Visible</Wavelength> |
326 |
> |
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
327 |
> |
<DetectorSpectrum>ASTM E308 1931 Y.dsp</DetectorSpectrum> |
328 |
> |
<WavelengthDataBlock> |
329 |
> |
<WavelengthDataDirection>Transmission</WavelengthDataDirection> |
330 |
> |
<AngleBasis>LBNL/Shirley-Chiu</AngleBasis> |
331 |
> |
<ScatteringDataType>BTDF</ScatteringDataType> |
332 |
> |
<ScatteringData> |
333 |
> |
'; |
334 |
> |
system "rcalc -if3 -e 'Omega:PI/($ns*$ns)' " . |
335 |
> |
q{-e '$1=(0.265*$1+0.670*$2+0.065*$3)/Omega' -of } . |
336 |
> |
"$td/" . ($bmodnm,$fmodnm)[$forw] . "_???.flt " . |
337 |
> |
"| rttree_reduce -h -ff -r $tensortree -g $ttlog2"; |
338 |
> |
die "Failure running rttree_reduce" if ( $? ); |
339 |
> |
print |
340 |
> |
' </ScatteringData> |
341 |
> |
</WavelengthDataBlock> |
342 |
> |
</WavelengthData> |
343 |
> |
'; |
344 |
> |
} |
345 |
> |
# Output reflection |
346 |
> |
print |
347 |
> |
' <WavelengthData> |
348 |
> |
<LayerNumber>System</LayerNumber> |
349 |
> |
<Wavelength unit="Integral">Visible</Wavelength> |
350 |
> |
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
351 |
> |
<DetectorSpectrum>ASTM E308 1931 Y.dsp</DetectorSpectrum> |
352 |
> |
<WavelengthDataBlock> |
353 |
> |
'; |
354 |
> |
print "\t\t\t<WavelengthDataDirection>Reflection $side</WavelengthDataDirection>\n"; |
355 |
> |
print |
356 |
> |
' <AngleBasis>LBNL/Shirley-Chiu</AngleBasis> |
357 |
> |
<ScatteringDataType>BRDF</ScatteringDataType> |
358 |
> |
<ScatteringData> |
359 |
> |
'; |
360 |
> |
system "rcalc -if3 -e 'Omega:PI/($ns*$ns)' " . |
361 |
> |
q{-e '$1=(0.265*$1+0.670*$2+0.065*$3)/Omega' -of } . |
362 |
> |
"$td/" . ($fmodnm,$bmodnm)[$forw] . "_???.flt " . |
363 |
> |
"| rttree_reduce -h -ff -r $tensortree -g $ttlog2"; |
364 |
> |
die "Failure running rttree_reduce" if ( $? ); |
365 |
> |
print |
366 |
> |
' </ScatteringData> |
367 |
> |
</WavelengthDataBlock> |
368 |
> |
</WavelengthData> |
369 |
> |
'; |
370 |
> |
} # end of ttree_out() |
371 |
> |
|
372 |
> |
#------------- End of do_tree_bsdf() & subroutines -------------# |
373 |
> |
|
374 |
> |
#+++++++++++++++ Klems matrix BSDF generation +++++++++++++++# |
375 |
> |
sub do_matrix_bsdf { |
376 |
> |
# Set up sampling of portal |
377 |
|
# Kbin to produce incident direction in full Klems basis with (x1,x2) randoms |
378 |
< |
my $tcal = ' |
378 |
> |
$tcal = ' |
379 |
|
DEGREE : PI/180; |
380 |
|
sq(x) : x*x; |
381 |
|
Kpola(r) : select(r+1, -5, 5, 15, 25, 35, 45, 55, 65, 75, 90); |
396 |
|
1 - sq(cos(Kpola(1)*DEGREE))); |
397 |
|
'; |
398 |
|
# Compute Klems bin from exiting ray direction (forward or backward) |
399 |
< |
my $kcal = ' |
399 |
> |
$kcal = ' |
400 |
|
DEGREE : PI/180; |
401 |
|
abs(x) : if(x, x, -x); |
402 |
|
Acos(x) : 1/DEGREE * if(x-1, 0, if(-1-x, 0, acos(x))); |
422 |
|
kbin = kbin2(Acos(abs(Dz)),Atan2(Dy,Dx)); |
423 |
|
'; |
424 |
|
my $ndiv = 145; |
134 |
– |
my $nx = int(sqrt($nsamp*($dim[1]-$dim[0])/($dim[3]-$dim[2])) + .5); |
135 |
– |
my $ny = int($nsamp/$nx + .5); |
136 |
– |
$nsamp = $nx * $ny; |
425 |
|
# Compute scattering data using rtcontrib |
426 |
|
my @tfarr; |
427 |
|
my @rfarr; |
428 |
|
my @tbarr; |
429 |
|
my @rbarr; |
430 |
|
my $cmd; |
431 |
< |
my $rtcmd = "rtcontrib -h -ff -fo -n $nproc -c $nsamp " . |
431 |
> |
my $rtcmd = "rtcontrib $rtargs -h -ff -fo -n $nproc -c $nsamp " . |
432 |
|
"-e '$kcal' -b kbin -bn $ndiv " . |
433 |
< |
"-o '$td/%s.flt' -m $fmodnm -m $bmodnm $rtargs $octree"; |
433 |
> |
"-o '$td/%s.flt' -m $fmodnm -m $bmodnm $octree"; |
434 |
|
my $rccmd = "rcalc -e '$tcal' " . |
435 |
|
"-e 'mod(n,d):n-floor(n/d)*d' -e 'Kbin=mod(recno-.999,$ndiv)' " . |
436 |
< |
q{-if3 -e '$1=(0.265*$1+0.670*$2+0.065*$3)/KprojOmega'}; |
436 |
> |
q{-if3 -e 'oval=(0.265*$1+0.670*$2+0.065*$3)/KprojOmega' } . |
437 |
> |
q[-o '${ oval },']; |
438 |
|
if ( $doforw ) { |
439 |
|
$cmd = "cnt $ndiv $ny $nx | rcalc -of -e '$tcal' " . |
440 |
|
"-e 'xp=(\$3+rand(.12*recno+288))*(($dim[1]-$dim[0])/$nx)+$dim[0]' " . |
463 |
|
@rbarr = `$rccmd $td/$fmodnm.flt`; |
464 |
|
die "Failure running: $rccmd $td/$fmodnm.flt\n" if ( $? ); |
465 |
|
} |
466 |
< |
# Output XML prologue |
466 |
> |
# Output angle basis |
467 |
|
print |
468 |
< |
'<?xml version="1.0" encoding="UTF-8"?> |
469 |
< |
<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"> |
470 |
< |
<WindowElementType>System</WindowElementType> |
182 |
< |
<Optical> |
183 |
< |
<Layer> |
184 |
< |
<Material> |
185 |
< |
<Name>Name</Name> |
186 |
< |
<Manufacturer>Manufacturer</Manufacturer> |
187 |
< |
'; |
188 |
< |
printf "\t\t\t<Thickness unit=\"Meter\">%.3f</Thickness>\n", $dim[5] - $dim[4]; |
189 |
< |
printf "\t\t\t<Width unit=\"Meter\">%.3f</Width>\n", $dim[1] - $dim[0]; |
190 |
< |
printf "\t\t\t<Height unit=\"Meter\">%.3f</Height>\n", $dim[3] - $dim[2]; |
191 |
< |
print "\t\t\t<DeviceType>Integral</DeviceType>\n"; |
192 |
< |
# Output MGF description if requested |
193 |
< |
if ( $geout ) { |
194 |
< |
print "\t\t\t<Geometry format=\"MGF\" unit=\"Meter\">\n"; |
195 |
< |
printf "xf -t %.6f %.6f 0\n", -($dim[0]+$dim[1])/2, -($dim[2]+$dim[3])/2; |
196 |
< |
open(MGFSCN, "< $mgfscn"); |
197 |
< |
while (<MGFSCN>) { print $_; } |
198 |
< |
close MGFSCN; |
199 |
< |
print "xf\n"; |
200 |
< |
print "\t\t\t</Geometry>\n"; |
201 |
< |
} |
202 |
< |
print ' </Material> |
203 |
< |
<DataDefinition> |
204 |
< |
<IncidentDataStructure>Columns</IncidentDataStructure> |
205 |
< |
<AngleBasis> |
468 |
> |
' <DataDefinition> |
469 |
> |
<IncidentDataStructure>Columns</IncidentDataStructure> |
470 |
> |
<AngleBasis> |
471 |
|
<AngleBasisName>LBNL/Klems Full</AngleBasisName> |
472 |
< |
<AngleBasisBlock> |
472 |
> |
<AngleBasisBlock> |
473 |
|
<Theta>0</Theta> |
474 |
|
<nPhis>1</nPhis> |
475 |
|
<ThetaBounds> |
476 |
< |
<LowerTheta>0</LowerTheta> |
477 |
< |
<UpperTheta>5</UpperTheta> |
476 |
> |
<LowerTheta>0</LowerTheta> |
477 |
> |
<UpperTheta>5</UpperTheta> |
478 |
|
</ThetaBounds> |
479 |
|
</AngleBasisBlock> |
480 |
|
<AngleBasisBlock> |
545 |
|
</DataDefinition> |
546 |
|
'; |
547 |
|
if ( $doforw ) { |
548 |
< |
print ' <WavelengthData> |
548 |
> |
print |
549 |
> |
' <WavelengthData> |
550 |
|
<LayerNumber>System</LayerNumber> |
551 |
|
<Wavelength unit="Integral">Visible</Wavelength> |
552 |
|
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
566 |
|
print "\n"; |
567 |
|
} |
568 |
|
print |
569 |
< |
' </ScatteringData> |
570 |
< |
</WavelengthDataBlock> |
569 |
> |
' </ScatteringData> |
570 |
> |
</WavelengthDataBlock> |
571 |
|
</WavelengthData> |
572 |
|
<WavelengthData> |
573 |
|
<LayerNumber>System</LayerNumber> |
589 |
|
print "\n"; |
590 |
|
} |
591 |
|
print |
592 |
< |
' </ScatteringData> |
593 |
< |
</WavelengthDataBlock> |
592 |
> |
' </ScatteringData> |
593 |
> |
</WavelengthDataBlock> |
594 |
|
</WavelengthData> |
595 |
|
'; |
596 |
|
} |
597 |
|
if ( $doback ) { |
598 |
< |
print ' <WavelengthData> |
598 |
> |
print |
599 |
> |
' <WavelengthData> |
600 |
|
<LayerNumber>System</LayerNumber> |
601 |
|
<Wavelength unit="Integral">Visible</Wavelength> |
602 |
|
<SourceSpectrum>CIE Illuminant D65 1nm.ssp</SourceSpectrum> |
616 |
|
print "\n"; |
617 |
|
} |
618 |
|
print |
619 |
< |
' </ScatteringData> |
620 |
< |
</WavelengthDataBlock> |
619 |
> |
' </ScatteringData> |
620 |
> |
</WavelengthDataBlock> |
621 |
|
</WavelengthData> |
622 |
|
<WavelengthData> |
623 |
|
<LayerNumber>System</LayerNumber> |
639 |
|
print "\n"; |
640 |
|
} |
641 |
|
print |
642 |
< |
' </ScatteringData> |
643 |
< |
</WavelengthDataBlock> |
642 |
> |
' </ScatteringData> |
643 |
> |
</WavelengthDataBlock> |
644 |
|
</WavelengthData> |
645 |
|
'; |
646 |
|
} |
647 |
< |
# Output XML epilogue |
648 |
< |
print '</Layer> |
382 |
< |
</Optical> |
383 |
< |
</WindowElement> |
384 |
< |
'; |
385 |
< |
# Clean up temporary files |
386 |
< |
system "rm -rf $td"; |
647 |
> |
} |
648 |
> |
#------------- End of do_matrix_bsdf() --------------# |