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#include <stdio.h> |
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#include <stdlib.h> |
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#include <math.h> |
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#include "random.h" |
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#include "platform.h" |
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#include "rtprocess.h" |
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#include "calcomp.h" |
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#include "bsdfrep.h" |
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/* global argv[0] */ |
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const int nssamp = 100; |
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/* limit on number of RBF lobes */ |
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static int lobe_lim = 15000; |
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/* progress bar length */ |
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static int do_prog = 79; |
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|
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|
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/* Start new progress bar */ |
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#define prog_start(s) if (do_prog) fprintf(stderr, "%s: %s...\n", progname, s); else |
37 |
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|
38 |
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/* Draw progress bar of the appropriate length */ |
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static void |
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prog_show(double frac) |
41 |
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{ |
42 |
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char pbar[256]; |
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int nchars; |
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|
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if (do_prog <= 0) return; |
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if (do_prog > sizeof(pbar)-2) |
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do_prog = sizeof(pbar)-2; |
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if (frac < 0) frac = 0; |
49 |
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else if (frac > 1) frac = 1; |
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nchars = do_prog*frac + .5; |
51 |
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pbar[0] = '\r'; |
52 |
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memset(pbar+1, '*', nchars); |
53 |
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memset(pbar+1+nchars, '-', do_prog-nchars); |
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pbar[do_prog+1] = '\0'; |
55 |
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fputs(pbar, stderr); |
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} |
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|
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/* Finish progress bar */ |
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#define prog_done() if (do_prog) fputc('\n',stderr); else |
60 |
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|
61 |
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/* Output XML prologue to stdout */ |
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static void |
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xml_prologue(int ac, char *av[]) |
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puts("<Optical>"); |
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puts("<Layer>"); |
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puts("\t<Material>"); |
78 |
< |
puts("\t\t<Name>Name</Name>"); |
79 |
< |
puts("\t\t<Manufacturer>Manufacturer</Manufacturer>"); |
78 |
> |
printf("\t\t<Name>%s</Name>\n", bsdf_name[0] ? bsdf_name : "Unknown"); |
79 |
> |
printf("\t\t<Manufacturer>%s</Manufacturer>\n", |
80 |
> |
bsdf_manuf[0] ? bsdf_manuf : "Unknown"); |
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puts("\t\t<DeviceType>Other</DeviceType>"); |
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puts("\t</Material>"); |
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puts("\t<DataDefinition>"); |
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exit(1); |
165 |
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} |
166 |
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SET_FILE_BINARY(ofp); |
167 |
+ |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
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flockfile(ofp); |
169 |
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#endif |
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} else |
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fputs("{\n", stdout); |
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/* need to assign Dx, Dy, Dz? */ |
202 |
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if (abs_diff(bsdf, last_bsdf) > ssamp_thresh) { |
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sum = 0; /* super-sample voxel */ |
204 |
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for (ssi = nssamp; ssi--; ) { |
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< |
SDmultiSamp(ssa, 3, (ssi+drand48())/nssamp); |
205 |
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SDmultiSamp(ssa, 3, (ssi+frandom())/nssamp); |
206 |
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ssvec[0] = 2.*(ix+ssa[0])/sqres - 1.; |
207 |
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ssvec[1] = .0; |
208 |
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ssvec[2] = input_orient * |
232 |
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} |
233 |
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if (rbf != NULL) |
234 |
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free(rbf); |
235 |
+ |
prog_show((ix+1.)*(2./sqres)); |
236 |
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} |
237 |
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if (pctcull >= 0) { /* finish output */ |
238 |
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if (pclose(ofp)) { |
246 |
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fputs("}\n", stdout); |
247 |
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} |
248 |
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data_epilogue(); |
249 |
+ |
prog_done(); |
250 |
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} |
251 |
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|
252 |
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/* Interpolate and output anisotropic BSDF data */ |
273 |
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progname); |
274 |
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exit(1); |
275 |
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} |
276 |
+ |
SET_FILE_BINARY(ofp); |
277 |
+ |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
278 |
+ |
flockfile(ofp); |
279 |
+ |
#endif |
280 |
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} else |
281 |
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fputs("{\n", stdout); |
282 |
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/* need to assign Dx, Dy, Dz? */ |
313 |
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if (abs_diff(bsdf, last_bsdf) > ssamp_thresh) { |
314 |
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sum = 0; /* super-sample voxel */ |
315 |
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for (ssi = nssamp; ssi--; ) { |
316 |
< |
SDmultiSamp(ssa, 4, (ssi+drand48())/nssamp); |
316 |
> |
SDmultiSamp(ssa, 4, (ssi+frandom())/nssamp); |
317 |
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SDsquare2disk(ssvec, 1.-(ix+ssa[0])/sqres, |
318 |
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1.-(iy+ssa[1])/sqres); |
319 |
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ssvec[2] = output_orient * |
344 |
|
} |
345 |
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if (rbf != NULL) |
346 |
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free(rbf); |
347 |
+ |
prog_show((ix*sqres+iy+1.)/(sqres*sqres)); |
348 |
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} |
349 |
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if (pctcull >= 0) { /* finish output */ |
350 |
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if (pclose(ofp)) { |
355 |
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} else |
356 |
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fputs("}\n", stdout); |
357 |
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data_epilogue(); |
358 |
+ |
prog_done(); |
359 |
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} |
360 |
|
|
361 |
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/* Read in BSDF and interpolate as tensor tree representation */ |
405 |
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case 'l': |
406 |
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lobe_lim = atoi(argv[++i]); |
407 |
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break; |
408 |
+ |
case 'p': |
409 |
+ |
do_prog = atoi(argv[i]+2); |
410 |
+ |
break; |
411 |
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default: |
412 |
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goto userr; |
413 |
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} |
418 |
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fprintf(stderr, |
419 |
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"%s: need single function with 6 arguments: bsdf(ix,iy,iz,ox,oy,oz)\n", |
420 |
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progname); |
421 |
< |
fprintf(stderr, "\tor 3 arguments using Dx,Dy,Dz: bsdf(ix,iy,iz)\n", |
376 |
< |
progname); |
421 |
> |
fprintf(stderr, "\tor 3 arguments using Dx,Dy,Dz: bsdf(ix,iy,iz)\n"); |
422 |
|
goto userr; |
423 |
|
} |
424 |
|
++eclock; |
426 |
|
if (dofwd) { |
427 |
|
input_orient = -1; |
428 |
|
output_orient = -1; |
429 |
< |
(*evf)(argv[i]); /* outside reflectance */ |
429 |
> |
prog_start("Evaluating outside reflectance"); |
430 |
> |
(*evf)(argv[i]); |
431 |
|
output_orient = 1; |
432 |
< |
(*evf)(argv[i]); /* outside -> inside */ |
432 |
> |
prog_start("Evaluating outside->inside transmission"); |
433 |
> |
(*evf)(argv[i]); |
434 |
|
} |
435 |
|
if (dobwd) { |
436 |
|
input_orient = 1; |
437 |
|
output_orient = 1; |
438 |
< |
(*evf)(argv[i]); /* inside reflectance */ |
438 |
> |
prog_start("Evaluating inside reflectance"); |
439 |
> |
(*evf)(argv[i]); |
440 |
|
output_orient = -1; |
441 |
< |
(*evf)(argv[i]); /* inside -> outside */ |
441 |
> |
prog_start("Evaluating inside->outside transmission"); |
442 |
> |
(*evf)(argv[i]); |
443 |
|
} |
444 |
|
xml_epilogue(); /* finish XML output & exit */ |
445 |
|
return(0); |
447 |
|
if (i < argc) { /* open input files if given */ |
448 |
|
int nbsdf = 0; |
449 |
|
for ( ; i < argc; i++) { /* interpolate each component */ |
450 |
+ |
char pbuf[256]; |
451 |
|
FILE *fpin = fopen(argv[i], "rb"); |
452 |
|
if (fpin == NULL) { |
453 |
|
fprintf(stderr, "%s: cannot open BSDF interpolant '%s'\n", |
459 |
|
fclose(fpin); |
460 |
|
if (!nbsdf++) /* start XML on first dist. */ |
461 |
|
xml_prologue(argc, argv); |
462 |
+ |
sprintf(pbuf, "Interpolating component '%s'", argv[i]); |
463 |
+ |
prog_start(pbuf); |
464 |
|
if (single_plane_incident) |
465 |
|
eval_isotropic(NULL); |
466 |
|
else |
473 |
|
if (!load_bsdf_rep(stdin)) |
474 |
|
return(1); |
475 |
|
xml_prologue(argc, argv); /* start XML output */ |
476 |
+ |
prog_start("Interpolating from standard input"); |
477 |
|
if (single_plane_incident) /* resample dist. */ |
478 |
|
eval_isotropic(NULL); |
479 |
|
else |