13 |
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#include "resolu.h" |
14 |
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#include "bsdfrep.h" |
15 |
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|
16 |
+ |
#ifndef NINCIDENT |
17 |
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#define NINCIDENT 37 /* number of samples/hemisphere */ |
18 |
< |
|
18 |
> |
#endif |
19 |
> |
#ifndef GRIDSTEP |
20 |
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#define GRIDSTEP 2 /* our grid step size */ |
21 |
+ |
#endif |
22 |
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#define SAMPRES (GRIDRES/GRIDSTEP) |
23 |
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|
24 |
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int front_comp = 0; /* front component flags (SDsamp*) */ |
27 |
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double min_log10; /* smallest log10 value for plotting */ |
28 |
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double overall_max = .0; /* overall maximum BSDF value */ |
29 |
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|
30 |
< |
char ourTempDir[TEMPLEN] = ""; /* our temporary directory */ |
30 |
> |
char ourTempDir[TEMPLEN+1] = ""; /* our temporary directory */ |
31 |
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|
32 |
< |
const char frpref[] = "frefl"; |
33 |
< |
const char ftpref[] = "ftrans"; |
34 |
< |
const char brpref[] = "brefl"; |
35 |
< |
const char btpref[] = "btrans"; |
32 |
> |
const char frpref[] = "rf"; |
33 |
> |
const char ftpref[] = "tf"; |
34 |
> |
const char brpref[] = "rb"; |
35 |
> |
const char btpref[] = "tb"; |
36 |
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const char dsuffix[] = ".txt"; |
37 |
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|
38 |
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const char sph_fmat[] = "fBSDFmat"; |
45 |
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|
46 |
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#define FEQ(a,b) ((a)-(b) <= 1e-7 && (b)-(a) <= 1e-7) |
47 |
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|
48 |
< |
#define set_minlog() (min_log10 = log10(overall_min + 1e-5) - .1) |
48 |
> |
#define set_minlog() overall_min = (overall_min < 1e-5) ? 1e-5 : overall_min; \ |
49 |
> |
min_log10 = log10(overall_min) - .1 |
50 |
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|
51 |
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char *progname; |
52 |
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|
80 |
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static char * |
81 |
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tfile_name(const char *prefix, const char *suffix, int i) |
82 |
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{ |
83 |
< |
static char buf[128]; |
83 |
> |
static char buf[256]; |
84 |
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|
85 |
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if (!ourTempDir[0]) { /* create temporary directory */ |
86 |
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mktemp(strcpy(ourTempDir,TEMPLATE)); |
278 |
|
{ |
279 |
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const double arrow_len = 1.2*bsdf_rad; |
280 |
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const double tip_len = 0.2*bsdf_rad; |
281 |
+ |
static int cnt = 1; |
282 |
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FVECT refl; |
283 |
|
int i; |
284 |
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|
286 |
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refl[1] = 2.*nrm[2]*nrm[1]; |
287 |
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refl[2] = 2.*nrm[2]*nrm[2] - 1.; |
288 |
|
|
289 |
< |
printf("\n# Mirror arrow\n"); |
290 |
< |
printf("\narrow_mat cylinder inc_dir\n0\n0\n7"); |
289 |
> |
printf("\n# Mirror arrow #%d\n", cnt); |
290 |
> |
printf("\nshaft_mat cylinder inc_dir%d\n0\n0\n7", cnt); |
291 |
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printf("\n\t%f %f %f\n\t%f %f %f\n\t%f\n", |
292 |
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origin[0], origin[1], origin[2]+arrow_len, |
293 |
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origin[0], origin[1], origin[2], |
294 |
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arrow_rad); |
295 |
< |
printf("\narrow_mat cylinder mir_dir\n0\n0\n7"); |
295 |
> |
printf("\nshaft_mat cylinder mir_dir%d\n0\n0\n7", cnt); |
296 |
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printf("\n\t%f %f %f\n\t%f %f %f\n\t%f\n", |
297 |
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origin[0], origin[1], origin[2], |
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origin[0] + arrow_len*refl[0], |
299 |
|
origin[1] + arrow_len*refl[1], |
300 |
|
origin[2] + arrow_len*refl[2], |
301 |
|
arrow_rad); |
302 |
< |
printf("\narrow_mat cone mir_tip\n0\n0\n8"); |
302 |
> |
printf("\ntip_mat cone mir_tip%d\n0\n0\n8", cnt); |
303 |
|
printf("\n\t%f %f %f\n\t%f %f %f\n\t%f 0\n", |
304 |
|
origin[0] + (arrow_len-.5*tip_len)*refl[0], |
305 |
|
origin[1] + (arrow_len-.5*tip_len)*refl[1], |
308 |
|
origin[1] + (arrow_len+.5*tip_len)*refl[1], |
309 |
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origin[2] + (arrow_len+.5*tip_len)*refl[2], |
310 |
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2.*arrow_rad); |
311 |
+ |
++cnt; |
312 |
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} |
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|
314 |
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/* Put out transmitted direction arrow for the given incident vector */ |
317 |
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{ |
318 |
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const double arrow_len = 1.2*bsdf_rad; |
319 |
|
const double tip_len = 0.2*bsdf_rad; |
320 |
+ |
static int cnt = 1; |
321 |
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int i; |
322 |
|
|
323 |
< |
printf("\n# Transmission arrow\n"); |
324 |
< |
printf("\narrow_mat cylinder trans_dir\n0\n0\n7"); |
323 |
> |
printf("\n# Transmission arrow #%d\n", cnt); |
324 |
> |
printf("\nshaft_mat cylinder trans_dir%d\n0\n0\n7", cnt); |
325 |
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printf("\n\t%f %f %f\n\t%f %f %f\n\t%f\n", |
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origin[0], origin[1], origin[2], |
327 |
|
origin[0], origin[1], origin[2]-arrow_len, |
328 |
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arrow_rad); |
329 |
< |
printf("\narrow_mat cone trans_tip\n0\n0\n8"); |
329 |
> |
printf("\ntip_mat cone trans_tip%d\n0\n0\n8", cnt); |
330 |
|
printf("\n\t%f %f %f\n\t%f %f %f\n\t%f 0\n", |
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origin[0], origin[1], origin[2]-arrow_len+.5*tip_len, |
332 |
|
origin[0], origin[1], origin[2]-arrow_len-.5*tip_len, |
333 |
< |
2.*arrow_rad); |
333 |
> |
2.*arrow_rad); |
334 |
> |
++cnt; |
335 |
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} |
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|
337 |
|
/* Compute rotation (x,y,z) => (xp,yp,zp) */ |
386 |
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printf("\n# Gensurf output corresponding to %d incident directions\n", |
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NINCIDENT); |
388 |
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|
389 |
< |
printf("\nvoid glow arrow_glow\n0\n0\n4 1 0 1 0\n"); |
390 |
< |
printf("\nvoid mixfunc arrow_mat\n4 arrow_glow void 0.25 .\n0\n0\n"); |
389 |
> |
printf("\nvoid glow tip_mat\n0\n0\n4 1 0 1 0\n"); |
390 |
> |
printf("\nvoid mixfunc shaft_mat\n4 tip_mat void 0.25 .\n0\n0\n"); |
391 |
|
|
384 |
– |
if (front_comp & SDsampR) /* front reflection */ |
392 |
|
for (i = 0; i < NINCIDENT; i++) { |
393 |
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get_ivector(ivec, i); |
394 |
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nrm[0] = -ivec[0]; nrm[1] = -ivec[1]; nrm[2] = ivec[2]; |
478 |
|
} |
479 |
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switch (XMLfile[0]) { /* avoid RAYPATH search */ |
480 |
|
case '.': |
481 |
+ |
case '~': |
482 |
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CASEDIRSEP: |
483 |
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curdir = ""; |
484 |
|
break; |
520 |
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if (front_comp) { |
521 |
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printf( |
522 |
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"\n!genrev %s Front \"R*sin(A*t)\" \"R*cos(A*t)\" %d -e \"R:%g;A:%f\" -s | xform -t %g 0 0\n", |
523 |
< |
sph_fmat, nsegs, sph_rad, 0.495*PI, sph_xoffset); |
523 |
> |
sph_fmat, nsegs, sph_rad, 0.5*PI, sph_xoffset); |
524 |
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printf("\nvoid brighttext front_text\n3 helvet.fnt . FRONT\n0\n"); |
525 |
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printf("12\n\t%f %f 0\n\t%f 0 0\n\t0 %f 0\n\t.01 1 -.1\n", |
526 |
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-.22*sph_rad + sph_xoffset, -1.4*sph_rad, |
536 |
|
if (back_comp) { |
537 |
|
printf( |
538 |
|
"\n!genrev %s Back \"R*cos(A*t)\" \"R*sin(A*t)\" %d -e \"R:%g;A:%f\" -s | xform -t %g 0 0\n", |
539 |
< |
sph_bmat, nsegs, sph_rad, 0.495*PI, -sph_xoffset); |
539 |
> |
sph_bmat, nsegs, sph_rad, 0.5*PI, -sph_xoffset); |
540 |
|
printf("\nvoid brighttext back_text\n3 helvet.fnt . BACK\n0\n"); |
541 |
|
printf("12\n\t%f %f 0\n\t%f 0 0\n\t0 %f 0\n\t.01 1 -.1\n", |
542 |
|
-.22*sph_rad - sph_xoffset, -1.4*sph_rad, |
710 |
|
main(int argc, char *argv[]) |
711 |
|
{ |
712 |
|
int inpXML = -1; |
713 |
+ |
double myLim[2]; |
714 |
|
SDData myBSDF; |
715 |
< |
int n; |
715 |
> |
int a, n; |
716 |
|
/* check arguments */ |
717 |
|
progname = argv[0]; |
718 |
< |
if (argc > 1 && (n = strlen(argv[1])-4) > 0) { |
719 |
< |
if (!strcasecmp(argv[1]+n, ".xml")) |
718 |
> |
a = 1; |
719 |
> |
myLim[0] = -1; myLim[1] = -2; /* specified BSDF range? */ |
720 |
> |
if (argc > a+3 && argv[a][0] == '-' && argv[a][1] == 'r') { |
721 |
> |
myLim[0] = atof(argv[++a]); |
722 |
> |
myLim[1] = atof(argv[++a]); |
723 |
> |
++a; |
724 |
> |
} |
725 |
> |
if (argc > a && (n = strlen(argv[a])-4) > 0) { |
726 |
> |
if (!strcasecmp(argv[a]+n, ".xml")) |
727 |
|
inpXML = 1; |
728 |
< |
else if (!strcasecmp(argv[1]+n, ".sir")) |
728 |
> |
else if (!strcasecmp(argv[a]+n, ".sir")) |
729 |
|
inpXML = 0; |
730 |
|
} |
731 |
< |
if (inpXML < 0 || inpXML & (argc > 2)) { |
732 |
< |
fprintf(stderr, "Usage: %s bsdf.xml > output.rad\n", progname); |
733 |
< |
fprintf(stderr, " Or: %s hemi1.sir hemi2.sir .. > output.rad\n", progname); |
731 |
> |
if (inpXML < 0 || inpXML & (argc > a+1)) { |
732 |
> |
fprintf(stderr, "Usage: %s [-r min max] bsdf.xml > output.rad\n", progname); |
733 |
> |
fprintf(stderr, " Or: %s [-r min max] hemi1.sir hemi2.sir .. > output.rad\n", progname); |
734 |
|
return(1); |
735 |
|
} |
736 |
|
fputs("# ", stdout); /* copy our command */ |
737 |
|
printargs(argc, argv, stdout); |
738 |
|
/* evaluate BSDF */ |
739 |
|
if (inpXML) { |
740 |
< |
SDclearBSDF(&myBSDF, argv[1]); |
741 |
< |
if (SDreportError(SDloadFile(&myBSDF, argv[1]), stderr)) |
740 |
> |
SDclearBSDF(&myBSDF, argv[a]); |
741 |
> |
if (SDreportError(SDloadFile(&myBSDF, argv[a]), stderr)) |
742 |
|
return(1); |
743 |
|
if (myBSDF.rf != NULL) front_comp |= SDsampR; |
744 |
|
if (myBSDF.tf != NULL) front_comp |= SDsampT; |
746 |
|
if (myBSDF.tb != NULL) back_comp |= SDsampT; |
747 |
|
if (!front_comp & !back_comp) { |
748 |
|
fprintf(stderr, "%s: nothing to plot in '%s'\n", |
749 |
< |
progname, argv[1]); |
749 |
> |
progname, argv[a]); |
750 |
|
return(1); |
751 |
|
} |
752 |
< |
if (front_comp & SDsampR && myBSDF.rLambFront.cieY < overall_min*PI) |
753 |
< |
overall_min = myBSDF.rLambFront.cieY/PI; |
754 |
< |
if (back_comp & SDsampR && myBSDF.rLambBack.cieY < overall_min*PI) |
755 |
< |
overall_min = myBSDF.rLambBack.cieY/PI; |
756 |
< |
if ((front_comp|back_comp) & SDsampT && |
757 |
< |
myBSDF.tLamb.cieY < overall_min*PI) |
758 |
< |
overall_min = myBSDF.tLamb.cieY/PI; |
752 |
> |
if (myLim[0] >= 0) |
753 |
> |
overall_min = myLim[0]; |
754 |
> |
else { |
755 |
> |
if (front_comp & SDsampR && myBSDF.rLambFront.cieY < overall_min*PI) |
756 |
> |
overall_min = myBSDF.rLambFront.cieY/PI; |
757 |
> |
if (back_comp & SDsampR && myBSDF.rLambBack.cieY < overall_min*PI) |
758 |
> |
overall_min = myBSDF.rLambBack.cieY/PI; |
759 |
> |
if ((front_comp|back_comp) & SDsampT && |
760 |
> |
myBSDF.tLamb.cieY < overall_min*PI) |
761 |
> |
overall_min = myBSDF.tLamb.cieY/PI; |
762 |
> |
} |
763 |
|
set_minlog(); |
764 |
|
if (!build_wBSDF(&myBSDF)) |
765 |
|
return(1); |
768 |
|
else |
769 |
|
strcpy(bsdf_name, myBSDF.name); |
770 |
|
strcpy(bsdf_manuf, myBSDF.makr); |
771 |
< |
put_matBSDF(argv[1]); |
771 |
> |
put_matBSDF(argv[a]); |
772 |
|
} else { |
773 |
< |
FILE *fp; |
774 |
< |
for (n = 1; n < argc; n++) { |
775 |
< |
fp = fopen(argv[n], "rb"); |
776 |
< |
if (fp == NULL) { |
773 |
> |
FILE *fp[4]; |
774 |
> |
if (argc > a+4) { |
775 |
> |
fprintf(stderr, "%s: more than 4 hemispheres!\n", progname); |
776 |
> |
return(1); |
777 |
> |
} |
778 |
> |
for (n = a; n < argc; n++) { |
779 |
> |
fp[n-a] = fopen(argv[n], "rb"); |
780 |
> |
if (fp[n-a] == NULL) { |
781 |
|
fprintf(stderr, "%s: cannot open BSDF interpolant '%s'\n", |
782 |
|
progname, argv[n]); |
783 |
|
return(1); |
784 |
|
} |
785 |
< |
if (getheader(fp, rbf_headline, NULL) < 0) { |
785 |
> |
if (getheader(fp[n-a], rbf_headline, NULL) < 0) { |
786 |
|
fprintf(stderr, "%s: bad BSDF interpolant '%s'\n", |
787 |
|
progname, argv[n]); |
788 |
|
return(1); |
789 |
|
} |
766 |
– |
fclose(fp); |
790 |
|
} |
791 |
+ |
if (myLim[0] >= 0) |
792 |
+ |
overall_min = myLim[0]; |
793 |
|
set_minlog(); |
794 |
< |
for (n = 1; n < argc; n++) { |
795 |
< |
fp = fopen(argv[n], "rb"); |
796 |
< |
if (!load_bsdf_rep(fp)) |
794 |
> |
for (n = a; n < argc; n++) { |
795 |
> |
if (fseek(fp[n-a], 0L, SEEK_SET) < 0) { |
796 |
> |
fprintf(stderr, "%s: cannot seek on '%s'\n", |
797 |
> |
progname, argv[n]); |
798 |
|
return(1); |
799 |
< |
fclose(fp); |
799 |
> |
} |
800 |
> |
if (!load_bsdf_rep(fp[n-a])) |
801 |
> |
return(1); |
802 |
> |
fclose(fp[n-a]); |
803 |
|
if (!build_wRBF()) |
804 |
|
return(1); |
805 |
|
} |
806 |
|
put_matBSDF(NULL); |
807 |
|
} |
808 |
+ |
if (myLim[1] > myLim[0]) /* override maximum BSDF? */ |
809 |
+ |
overall_max = myLim[1]; |
810 |
|
put_source(); /* before hemispheres & labels */ |
811 |
|
put_hemispheres(); |
812 |
|
put_scale(); |
813 |
|
if (inpXML && myBSDF.mgf) |
814 |
|
convert_mgf(myBSDF.mgf); |
815 |
< |
if (!put_BSDFs()) |
815 |
> |
if (!put_BSDFs()) /* most of the output happens here */ |
816 |
|
return(1); |
817 |
|
cleanup_tmp(); |
818 |
|
return(0); |