28 |
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#include "ambient.h" |
29 |
|
#include "source.h" |
30 |
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#include "otypes.h" |
31 |
+ |
#include "otspecial.h" |
32 |
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#include "resolu.h" |
33 |
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#include "random.h" |
34 |
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|
55 |
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static RAY thisray; /* for our convenience */ |
56 |
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|
57 |
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typedef void putf_t(RREAL *v, int n); |
58 |
< |
static putf_t puta, putd, putf; |
58 |
> |
static putf_t puta, putd, putf, putrgbe; |
59 |
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|
60 |
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typedef void oputf_t(RAY *r); |
61 |
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static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
62 |
< |
oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
62 |
> |
oputr, oputR, oputx, oputX, oputn, oputN, oputs, |
63 |
> |
oputw, oputW, oputm, oputM, oputtilde; |
64 |
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|
65 |
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static void setoutput(char *vs); |
66 |
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extern void tranotify(OBJECT obj); |
73 |
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static void tabin(RAY *r); |
74 |
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static void ourtrace(RAY *r); |
75 |
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|
76 |
< |
static oputf_t *ray_out[16], *every_out[16]; |
76 |
> |
static oputf_t *ray_out[32], *every_out[32]; |
77 |
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static putf_t *putreal; |
78 |
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|
79 |
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|
117 |
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{ |
118 |
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unsigned long vcount = (hresolu > 1) ? (unsigned long)hresolu*vresolu |
119 |
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: (unsigned long)vresolu; |
120 |
< |
long nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : hresolu; |
120 |
> |
long nextflush = (!vresolu | (hresolu <= 1)) * hresolu; |
121 |
> |
int something2flush = 0; |
122 |
|
FILE *fp; |
123 |
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double d; |
124 |
|
FVECT orig, direc; |
137 |
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castonly = 0; |
138 |
|
else if (castonly) |
139 |
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nproc = 1; /* don't bother multiprocessing */ |
140 |
+ |
if ((nextflush > 0) & (nproc > nextflush)) { |
141 |
+ |
error(WARNING, "reducing number of processes to match flush interval"); |
142 |
+ |
nproc = nextflush; |
143 |
+ |
} |
144 |
|
switch (outform) { |
145 |
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case 'a': putreal = puta; break; |
146 |
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case 'f': putreal = putf; break; |
147 |
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case 'd': putreal = putd; break; |
148 |
|
case 'c': |
149 |
< |
if (strcmp(outvals, "v")) |
150 |
< |
error(USER, "color format with value output only"); |
151 |
< |
break; |
149 |
> |
if (outvals[0] && (outvals[1] || !strchr("vrx", outvals[0]))) |
150 |
> |
error(USER, "color format only with -ov, -or, -ox"); |
151 |
> |
putreal = putrgbe; break; |
152 |
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default: |
153 |
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error(CONSISTENCY, "botched output format"); |
154 |
|
} |
159 |
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if (hresolu > 0) { |
160 |
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if (vresolu > 0) |
161 |
|
fprtresolu(hresolu, vresolu, stdout); |
162 |
< |
fflush(stdout); |
162 |
> |
else |
163 |
> |
fflush(stdout); |
164 |
|
} |
165 |
|
/* process file */ |
166 |
|
while (getvec(orig, inform, fp) == 0 && |
167 |
|
getvec(direc, inform, fp) == 0) { |
168 |
|
|
169 |
|
d = normalize(direc); |
170 |
< |
if (d == 0.0) { /* zero ==> flush */ |
171 |
< |
if (--nextflush <= 0 || !vcount) { |
172 |
< |
if (nproc > 1 && ray_fifo_flush() < 0) |
173 |
< |
error(USER, "lost children"); |
174 |
< |
bogusray(); |
170 |
> |
if (d == 0.0) { /* bogus ray */ |
171 |
> |
bogusray(); |
172 |
> |
/* flush request? */ |
173 |
> |
if (something2flush) { |
174 |
> |
if (ray_pnprocs > 1 && ray_fifo_flush() < 0) |
175 |
> |
error(USER, "child(ren) died"); |
176 |
|
fflush(stdout); |
177 |
< |
nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : |
178 |
< |
hresolu; |
179 |
< |
} else |
171 |
< |
bogusray(); |
177 |
> |
nextflush = (!vresolu | (hresolu <= 1)) * hresolu; |
178 |
> |
something2flush = 0; |
179 |
> |
} |
180 |
|
} else { /* compute and print */ |
181 |
|
rtcompute(orig, direc, lim_dist ? d : 0.0); |
182 |
|
/* flush if time */ |
183 |
|
if (!--nextflush) { |
184 |
< |
if (nproc > 1 && ray_fifo_flush() < 0) |
185 |
< |
error(USER, "lost children"); |
184 |
> |
if (ray_pnprocs > 1 && ray_fifo_flush() < 0) |
185 |
> |
error(USER, "child(ren) died"); |
186 |
|
fflush(stdout); |
187 |
|
nextflush = hresolu; |
188 |
< |
} |
188 |
> |
} else |
189 |
> |
something2flush = 1; |
190 |
|
} |
191 |
|
if (ferror(stdout)) |
192 |
|
error(SYSTEM, "write error"); |
193 |
|
if (vcount && !--vcount) /* check for end */ |
194 |
|
break; |
195 |
|
} |
196 |
< |
if (nproc > 1) { /* clean up children */ |
196 |
> |
if (ray_pnprocs > 1) { /* clean up children */ |
197 |
|
if (ray_fifo_flush() < 0) |
198 |
|
error(USER, "unable to complete processing"); |
199 |
|
ray_pclose(0); |
244 |
|
case 'd': /* direction */ |
245 |
|
*table++ = oputd; |
246 |
|
break; |
247 |
+ |
case 'r': /* reflected contrib. */ |
248 |
+ |
*table++ = oputr; |
249 |
+ |
castonly = 0; |
250 |
+ |
break; |
251 |
+ |
case 'R': /* reflected distance */ |
252 |
+ |
*table++ = oputR; |
253 |
+ |
castonly = 0; |
254 |
+ |
break; |
255 |
+ |
case 'x': /* xmit contrib. */ |
256 |
+ |
*table++ = oputx; |
257 |
+ |
castonly = 0; |
258 |
+ |
break; |
259 |
+ |
case 'X': /* xmit distance */ |
260 |
+ |
*table++ = oputX; |
261 |
+ |
castonly = 0; |
262 |
+ |
break; |
263 |
|
case 'v': /* value */ |
264 |
|
*table++ = oputv; |
265 |
|
castonly = 0; |
298 |
|
break; |
299 |
|
case 'W': /* coefficient */ |
300 |
|
*table++ = oputW; |
301 |
< |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
301 |
> |
castonly = 0; |
302 |
> |
if (ambounce > 0 && (ambacc > FTINY) | (ambssamp > 0)) |
303 |
|
error(WARNING, |
304 |
|
"-otW accuracy depends on -aa 0 -as 0"); |
305 |
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break; |
314 |
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break; |
315 |
|
} |
316 |
|
*table = NULL; |
317 |
+ |
/* compatibility */ |
318 |
+ |
for (table = ray_out; *table != NULL; table++) { |
319 |
+ |
if ((*table == oputV) | (*table == oputW)) |
320 |
+ |
error(WARNING, "-oVW options require trace mode"); |
321 |
+ |
if ((do_irrad | imm_irrad) && |
322 |
+ |
(*table == oputr) | (*table == oputR) | |
323 |
+ |
(*table == oputx) | (*table == oputX)) |
324 |
+ |
error(WARNING, "-orRxX options incompatible with -I+ and -i+"); |
325 |
+ |
} |
326 |
|
} |
327 |
|
|
328 |
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|
329 |
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static void |
330 |
|
bogusray(void) /* print out empty record */ |
331 |
|
{ |
297 |
– |
thisray.rorg[0] = thisray.rorg[1] = thisray.rorg[2] = |
298 |
– |
thisray.rdir[0] = thisray.rdir[1] = thisray.rdir[2] = 0.0; |
299 |
– |
thisray.rmax = 0.0; |
332 |
|
rayorigin(&thisray, PRIMARY, NULL, NULL); |
333 |
|
printvals(&thisray); |
334 |
|
} |
355 |
|
) |
356 |
|
{ |
357 |
|
void (*old_revf)(RAY *) = r->revf; |
358 |
< |
|
359 |
< |
r->rot = 1e-5; /* pretend we hit surface */ |
358 |
> |
/* pretend we hit surface */ |
359 |
> |
r->rxt = r->rot = 1e-5; |
360 |
|
VSUM(r->rop, r->rorg, r->rdir, r->rot); |
361 |
|
r->ron[0] = -r->rdir[0]; |
362 |
|
r->ron[1] = -r->rdir[1]; |
442 |
|
} |
443 |
|
break; |
444 |
|
case 'f': /* binary float */ |
445 |
< |
if (fread((char *)vf, sizeof(float), 3, fp) != 3) |
445 |
> |
if (getbinary(vf, sizeof(float), 3, fp) != 3) |
446 |
|
return(-1); |
447 |
|
VCOPY(vec, vf); |
448 |
|
break; |
449 |
|
case 'd': /* binary double */ |
450 |
< |
if (fread((char *)vd, sizeof(double), 3, fp) != 3) |
450 |
> |
if (getbinary(vd, sizeof(double), 3, fp) != 3) |
451 |
|
return(-1); |
452 |
|
VCOPY(vec, vd); |
453 |
|
break; |
540 |
|
|
541 |
|
|
542 |
|
static void |
543 |
+ |
oputr( /* print mirrored contribution */ |
544 |
+ |
RAY *r |
545 |
+ |
) |
546 |
+ |
{ |
547 |
+ |
RREAL cval[3]; |
548 |
+ |
|
549 |
+ |
cval[0] = colval(r->mcol,RED); |
550 |
+ |
cval[1] = colval(r->mcol,GRN); |
551 |
+ |
cval[2] = colval(r->mcol,BLU); |
552 |
+ |
(*putreal)(cval, 3); |
553 |
+ |
} |
554 |
+ |
|
555 |
+ |
|
556 |
+ |
|
557 |
+ |
static void |
558 |
+ |
oputR( /* print mirrored distance */ |
559 |
+ |
RAY *r |
560 |
+ |
) |
561 |
+ |
{ |
562 |
+ |
(*putreal)(&r->rmt, 1); |
563 |
+ |
} |
564 |
+ |
|
565 |
+ |
|
566 |
+ |
static void |
567 |
+ |
oputx( /* print unmirrored contribution */ |
568 |
+ |
RAY *r |
569 |
+ |
) |
570 |
+ |
{ |
571 |
+ |
RREAL cval[3]; |
572 |
+ |
|
573 |
+ |
cval[0] = colval(r->rcol,RED) - colval(r->mcol,RED); |
574 |
+ |
cval[1] = colval(r->rcol,GRN) - colval(r->mcol,GRN); |
575 |
+ |
cval[2] = colval(r->rcol,BLU) - colval(r->mcol,BLU); |
576 |
+ |
(*putreal)(cval, 3); |
577 |
+ |
} |
578 |
+ |
|
579 |
+ |
|
580 |
+ |
static void |
581 |
+ |
oputX( /* print unmirrored distance */ |
582 |
+ |
RAY *r |
583 |
+ |
) |
584 |
+ |
{ |
585 |
+ |
(*putreal)(&r->rxt, 1); |
586 |
+ |
} |
587 |
+ |
|
588 |
+ |
|
589 |
+ |
static void |
590 |
|
oputv( /* print value */ |
591 |
|
RAY *r |
592 |
|
) |
593 |
|
{ |
594 |
|
RREAL cval[3]; |
595 |
|
|
517 |
– |
if (outform == 'c') { |
518 |
– |
COLR cout; |
519 |
– |
setcolr(cout, colval(r->rcol,RED), |
520 |
– |
colval(r->rcol,GRN), |
521 |
– |
colval(r->rcol,BLU)); |
522 |
– |
fwrite(cout, sizeof(cout), 1, stdout); |
523 |
– |
return; |
524 |
– |
} |
596 |
|
cval[0] = colval(r->rcol,RED); |
597 |
|
cval[1] = colval(r->rcol,GRN); |
598 |
|
cval[2] = colval(r->rcol,BLU); |
618 |
|
RAY *r |
619 |
|
) |
620 |
|
{ |
621 |
< |
(*putreal)(&r->rt, 1); |
621 |
> |
RREAL d = raydistance(r); |
622 |
> |
|
623 |
> |
(*putreal)(&d, 1); |
624 |
|
} |
625 |
|
|
626 |
|
|
662 |
|
RAY *r |
663 |
|
) |
664 |
|
{ |
665 |
< |
if (r->rot < FHUGE) |
666 |
< |
(*putreal)(r->ron, 3); |
667 |
< |
else |
665 |
> |
if (r->rot < FHUGE) { |
666 |
> |
if (r->rflips & 1) { /* undo any flippin' flips */ |
667 |
> |
FVECT unrm; |
668 |
> |
unrm[0] = -r->ron[0]; |
669 |
> |
unrm[1] = -r->ron[1]; |
670 |
> |
unrm[2] = -r->ron[2]; |
671 |
> |
(*putreal)(unrm, 3); |
672 |
> |
} else |
673 |
> |
(*putreal)(r->ron, 3); |
674 |
> |
} else |
675 |
|
(*putreal)(vdummy, 3); |
676 |
|
} |
677 |
|
|
722 |
|
) |
723 |
|
{ |
724 |
|
RREAL contr[3]; |
725 |
+ |
/* shadow ray not on source? */ |
726 |
+ |
if (r->rsrc >= 0 && source[r->rsrc].so != r->ro) |
727 |
+ |
setcolor(contr, 0.0, 0.0, 0.0); |
728 |
+ |
else |
729 |
+ |
raycontrib(contr, r, PRIMARY); |
730 |
|
|
646 |
– |
raycontrib(contr, r, PRIMARY); |
731 |
|
(*putreal)(contr, 3); |
732 |
|
} |
733 |
|
|
790 |
|
|
791 |
|
|
792 |
|
static void |
793 |
< |
putd(RREAL *v, int n) /* print binary double(s) */ |
793 |
> |
putd(RREAL *v, int n) /* output binary double(s) */ |
794 |
|
{ |
795 |
< |
if (sizeof(RREAL) != sizeof(double)) |
795 |
> |
#ifdef SMLFLT |
796 |
> |
double da[3]; |
797 |
> |
int i; |
798 |
> |
|
799 |
> |
if (n > 3) |
800 |
|
error(INTERNAL, "code error in putd()"); |
801 |
< |
fwrite(v, sizeof(RREAL), n, stdout); |
801 |
> |
for (i = n; i--; ) |
802 |
> |
da[i] = v[i]; |
803 |
> |
putbinary(da, sizeof(double), n, stdout); |
804 |
> |
#else |
805 |
> |
putbinary(v, sizeof(RREAL), n, stdout); |
806 |
> |
#endif |
807 |
|
} |
808 |
|
|
809 |
|
|
810 |
|
static void |
811 |
< |
putf(RREAL *v, int n) /* print binary float(s) */ |
811 |
> |
putf(RREAL *v, int n) /* output binary float(s) */ |
812 |
|
{ |
813 |
+ |
#ifndef SMLFLT |
814 |
|
float fa[3]; |
815 |
|
int i; |
816 |
|
|
818 |
|
error(INTERNAL, "code error in putf()"); |
819 |
|
for (i = n; i--; ) |
820 |
|
fa[i] = v[i]; |
821 |
< |
fwrite(fa, sizeof(float), n, stdout); |
821 |
> |
putbinary(fa, sizeof(float), n, stdout); |
822 |
> |
#else |
823 |
> |
putbinary(v, sizeof(RREAL), n, stdout); |
824 |
> |
#endif |
825 |
> |
} |
826 |
> |
|
827 |
> |
|
828 |
> |
static void |
829 |
> |
putrgbe(RREAL *v, int n) /* output RGBE color */ |
830 |
> |
{ |
831 |
> |
COLR cout; |
832 |
> |
|
833 |
> |
if (n != 3) |
834 |
> |
error(INTERNAL, "putrgbe() not called with 3 components"); |
835 |
> |
setcolr(cout, v[0], v[1], v[2]); |
836 |
> |
putbinary(cout, sizeof(cout), 1, stdout); |
837 |
|
} |