1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id: rtrace.c,v 2.71 2018/02/13 20:27:19 greg Exp $"; |
3 |
#endif |
4 |
/* |
5 |
* rtrace.c - program and variables for individual ray tracing. |
6 |
*/ |
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|
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#include "copyright.h" |
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|
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/* |
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* Input is in the form: |
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* |
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* xorg yorg zorg xdir ydir zdir |
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* |
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* The direction need not be normalized. Output is flexible. |
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* If the direction vector is (0,0,0), then the output is flushed. |
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* All values default to ascii representation of real |
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* numbers. Binary representations can be selected |
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* with '-ff' for float or '-fd' for double. By default, |
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* radiance is computed. The '-i' or '-I' options indicate that |
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* irradiance values are desired. |
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*/ |
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|
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#include <time.h> |
25 |
|
26 |
#include "platform.h" |
27 |
#include "ray.h" |
28 |
#include "ambient.h" |
29 |
#include "source.h" |
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#include "otypes.h" |
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#include "otspecial.h" |
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#include "resolu.h" |
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#include "random.h" |
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|
35 |
extern int inform; /* input format */ |
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extern int outform; /* output format */ |
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extern char *outvals; /* output values */ |
38 |
|
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extern int imm_irrad; /* compute immediate irradiance? */ |
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extern int lim_dist; /* limit distance? */ |
41 |
|
42 |
extern char *tralist[]; /* list of modifers to trace (or no) */ |
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extern int traincl; /* include == 1, exclude == 0 */ |
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|
45 |
extern int hresolu; /* horizontal resolution */ |
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extern int vresolu; /* vertical resolution */ |
47 |
|
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static int castonly = 0; |
49 |
|
50 |
#ifndef MAXTSET |
51 |
#define MAXTSET 8191 /* maximum number in trace set */ |
52 |
#endif |
53 |
OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
54 |
|
55 |
static RAY thisray; /* for our convenience */ |
56 |
|
57 |
typedef void putf_t(RREAL *v, int n); |
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static putf_t puta, putd, putf; |
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|
60 |
typedef void oputf_t(RAY *r); |
61 |
static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
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oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
63 |
|
64 |
static void setoutput(char *vs); |
65 |
extern void tranotify(OBJECT obj); |
66 |
static void bogusray(void); |
67 |
static void raycast(RAY *r); |
68 |
static void rayirrad(RAY *r); |
69 |
static void rtcompute(FVECT org, FVECT dir, double dmax); |
70 |
static int printvals(RAY *r); |
71 |
static int getvec(FVECT vec, int fmt, FILE *fp); |
72 |
static void tabin(RAY *r); |
73 |
static void ourtrace(RAY *r); |
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|
75 |
static oputf_t *ray_out[16], *every_out[16]; |
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static putf_t *putreal; |
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|
78 |
|
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void |
80 |
quit( /* quit program */ |
81 |
int code |
82 |
) |
83 |
{ |
84 |
if (ray_pnprocs > 0) /* close children if any */ |
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ray_pclose(0); |
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#ifndef NON_POSIX |
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else if (!ray_pnprocs) { |
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headclean(); /* delete header file */ |
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pfclean(); /* clean up persist files */ |
90 |
} |
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#endif |
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exit(code); |
93 |
} |
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|
95 |
|
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char * |
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formstr( /* return format identifier */ |
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int f |
99 |
) |
100 |
{ |
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switch (f) { |
102 |
case 'a': return("ascii"); |
103 |
case 'f': return("float"); |
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case 'd': return("double"); |
105 |
case 'c': return(COLRFMT); |
106 |
} |
107 |
return("unknown"); |
108 |
} |
109 |
|
110 |
|
111 |
extern void |
112 |
rtrace( /* trace rays from file */ |
113 |
char *fname, |
114 |
int nproc |
115 |
) |
116 |
{ |
117 |
unsigned long vcount = (hresolu > 1) ? (unsigned long)hresolu*vresolu |
118 |
: (unsigned long)vresolu; |
119 |
long nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : hresolu; |
120 |
FILE *fp; |
121 |
double d; |
122 |
FVECT orig, direc; |
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/* set up input */ |
124 |
if (fname == NULL) |
125 |
fp = stdin; |
126 |
else if ((fp = fopen(fname, "r")) == NULL) { |
127 |
sprintf(errmsg, "cannot open input file \"%s\"", fname); |
128 |
error(SYSTEM, errmsg); |
129 |
} |
130 |
if (inform != 'a') |
131 |
SET_FILE_BINARY(fp); |
132 |
/* set up output */ |
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setoutput(outvals); |
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if (imm_irrad) |
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castonly = 0; |
136 |
else if (castonly) |
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nproc = 1; /* don't bother multiprocessing */ |
138 |
switch (outform) { |
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case 'a': putreal = puta; break; |
140 |
case 'f': putreal = putf; break; |
141 |
case 'd': putreal = putd; break; |
142 |
case 'c': |
143 |
if (strcmp(outvals, "v")) |
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error(USER, "color format with value output only"); |
145 |
break; |
146 |
default: |
147 |
error(CONSISTENCY, "botched output format"); |
148 |
} |
149 |
if (nproc > 1) { /* start multiprocessing */ |
150 |
ray_popen(nproc); |
151 |
ray_fifo_out = printvals; |
152 |
} |
153 |
if (hresolu > 0) { |
154 |
if (vresolu > 0) |
155 |
fprtresolu(hresolu, vresolu, stdout); |
156 |
fflush(stdout); |
157 |
} |
158 |
/* process file */ |
159 |
while (getvec(orig, inform, fp) == 0 && |
160 |
getvec(direc, inform, fp) == 0) { |
161 |
|
162 |
d = normalize(direc); |
163 |
if (d == 0.0) { /* zero ==> flush */ |
164 |
if (--nextflush <= 0 || !vcount) { |
165 |
if (nproc > 1 && ray_fifo_flush() < 0) |
166 |
error(USER, "child(ren) died"); |
167 |
bogusray(); |
168 |
fflush(stdout); |
169 |
nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : |
170 |
hresolu; |
171 |
} else |
172 |
bogusray(); |
173 |
} else { /* compute and print */ |
174 |
rtcompute(orig, direc, lim_dist ? d : 0.0); |
175 |
/* flush if time */ |
176 |
if (!--nextflush) { |
177 |
if (nproc > 1 && ray_fifo_flush() < 0) |
178 |
error(USER, "child(ren) died"); |
179 |
fflush(stdout); |
180 |
nextflush = hresolu; |
181 |
} |
182 |
} |
183 |
if (ferror(stdout)) |
184 |
error(SYSTEM, "write error"); |
185 |
if (vcount && !--vcount) /* check for end */ |
186 |
break; |
187 |
} |
188 |
if (nproc > 1) { /* clean up children */ |
189 |
if (ray_fifo_flush() < 0) |
190 |
error(USER, "unable to complete processing"); |
191 |
ray_pclose(0); |
192 |
} |
193 |
if (fflush(stdout) < 0) |
194 |
error(SYSTEM, "write error"); |
195 |
if (vcount) |
196 |
error(USER, "unexpected EOF on input"); |
197 |
if (fname != NULL) |
198 |
fclose(fp); |
199 |
} |
200 |
|
201 |
|
202 |
static void |
203 |
trace_sources(void) /* trace rays to light sources, also */ |
204 |
{ |
205 |
int sn; |
206 |
|
207 |
for (sn = 0; sn < nsources; sn++) |
208 |
source[sn].sflags |= SFOLLOW; |
209 |
} |
210 |
|
211 |
|
212 |
static void |
213 |
setoutput( /* set up output tables */ |
214 |
char *vs |
215 |
) |
216 |
{ |
217 |
oputf_t **table = ray_out; |
218 |
|
219 |
castonly = 1; |
220 |
while (*vs) |
221 |
switch (*vs++) { |
222 |
case 'T': /* trace sources */ |
223 |
if (!*vs) break; |
224 |
trace_sources(); |
225 |
/* fall through */ |
226 |
case 't': /* trace */ |
227 |
if (!*vs) break; |
228 |
*table = NULL; |
229 |
table = every_out; |
230 |
trace = ourtrace; |
231 |
castonly = 0; |
232 |
break; |
233 |
case 'o': /* origin */ |
234 |
*table++ = oputo; |
235 |
break; |
236 |
case 'd': /* direction */ |
237 |
*table++ = oputd; |
238 |
break; |
239 |
case 'v': /* value */ |
240 |
*table++ = oputv; |
241 |
castonly = 0; |
242 |
break; |
243 |
case 'V': /* contribution */ |
244 |
*table++ = oputV; |
245 |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
246 |
error(WARNING, |
247 |
"-otV accuracy depends on -aa 0 -as 0"); |
248 |
break; |
249 |
case 'l': /* effective distance */ |
250 |
*table++ = oputl; |
251 |
castonly = 0; |
252 |
break; |
253 |
case 'c': /* local coordinates */ |
254 |
*table++ = oputc; |
255 |
break; |
256 |
case 'L': /* single ray length */ |
257 |
*table++ = oputL; |
258 |
break; |
259 |
case 'p': /* point */ |
260 |
*table++ = oputp; |
261 |
break; |
262 |
case 'n': /* perturbed normal */ |
263 |
*table++ = oputn; |
264 |
castonly = 0; |
265 |
break; |
266 |
case 'N': /* unperturbed normal */ |
267 |
*table++ = oputN; |
268 |
break; |
269 |
case 's': /* surface */ |
270 |
*table++ = oputs; |
271 |
break; |
272 |
case 'w': /* weight */ |
273 |
*table++ = oputw; |
274 |
break; |
275 |
case 'W': /* coefficient */ |
276 |
*table++ = oputW; |
277 |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
278 |
error(WARNING, |
279 |
"-otW accuracy depends on -aa 0 -as 0"); |
280 |
break; |
281 |
case 'm': /* modifier */ |
282 |
*table++ = oputm; |
283 |
break; |
284 |
case 'M': /* material */ |
285 |
*table++ = oputM; |
286 |
break; |
287 |
case '~': /* tilde */ |
288 |
*table++ = oputtilde; |
289 |
break; |
290 |
} |
291 |
*table = NULL; |
292 |
} |
293 |
|
294 |
|
295 |
static void |
296 |
bogusray(void) /* print out empty record */ |
297 |
{ |
298 |
thisray.rorg[0] = thisray.rorg[1] = thisray.rorg[2] = |
299 |
thisray.rdir[0] = thisray.rdir[1] = thisray.rdir[2] = 0.0; |
300 |
thisray.rmax = 0.0; |
301 |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
302 |
printvals(&thisray); |
303 |
} |
304 |
|
305 |
|
306 |
static void |
307 |
raycast( /* compute first ray intersection only */ |
308 |
RAY *r |
309 |
) |
310 |
{ |
311 |
if (!localhit(r, &thescene)) { |
312 |
if (r->ro == &Aftplane) { /* clipped */ |
313 |
r->ro = NULL; |
314 |
r->rot = FHUGE; |
315 |
} else |
316 |
sourcehit(r); |
317 |
} |
318 |
} |
319 |
|
320 |
|
321 |
static void |
322 |
rayirrad( /* compute irradiance rather than radiance */ |
323 |
RAY *r |
324 |
) |
325 |
{ |
326 |
void (*old_revf)(RAY *) = r->revf; |
327 |
|
328 |
r->rot = 1e-5; /* pretend we hit surface */ |
329 |
VSUM(r->rop, r->rorg, r->rdir, r->rot); |
330 |
r->ron[0] = -r->rdir[0]; |
331 |
r->ron[1] = -r->rdir[1]; |
332 |
r->ron[2] = -r->rdir[2]; |
333 |
r->rod = 1.0; |
334 |
/* compute result */ |
335 |
r->revf = raytrace; |
336 |
(*ofun[Lamb.otype].funp)(&Lamb, r); |
337 |
r->revf = old_revf; |
338 |
} |
339 |
|
340 |
|
341 |
static void |
342 |
rtcompute( /* compute and print ray value(s) */ |
343 |
FVECT org, |
344 |
FVECT dir, |
345 |
double dmax |
346 |
) |
347 |
{ |
348 |
/* set up ray */ |
349 |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
350 |
if (imm_irrad) { |
351 |
VSUM(thisray.rorg, org, dir, 1.1e-4); |
352 |
thisray.rdir[0] = -dir[0]; |
353 |
thisray.rdir[1] = -dir[1]; |
354 |
thisray.rdir[2] = -dir[2]; |
355 |
thisray.rmax = 0.0; |
356 |
thisray.revf = rayirrad; |
357 |
} else { |
358 |
VCOPY(thisray.rorg, org); |
359 |
VCOPY(thisray.rdir, dir); |
360 |
thisray.rmax = dmax; |
361 |
if (castonly) |
362 |
thisray.revf = raycast; |
363 |
} |
364 |
if (ray_pnprocs > 1) { /* multiprocessing FIFO? */ |
365 |
if (ray_fifo_in(&thisray) < 0) |
366 |
error(USER, "lost children"); |
367 |
return; |
368 |
} |
369 |
samplendx++; /* else do it ourselves */ |
370 |
rayvalue(&thisray); |
371 |
printvals(&thisray); |
372 |
} |
373 |
|
374 |
|
375 |
static int |
376 |
printvals( /* print requested ray values */ |
377 |
RAY *r |
378 |
) |
379 |
{ |
380 |
oputf_t **tp; |
381 |
|
382 |
if (ray_out[0] == NULL) |
383 |
return(0); |
384 |
for (tp = ray_out; *tp != NULL; tp++) |
385 |
(**tp)(r); |
386 |
if (outform == 'a') |
387 |
putchar('\n'); |
388 |
return(1); |
389 |
} |
390 |
|
391 |
|
392 |
static int |
393 |
getvec( /* get a vector from fp */ |
394 |
FVECT vec, |
395 |
int fmt, |
396 |
FILE *fp |
397 |
) |
398 |
{ |
399 |
static float vf[3]; |
400 |
static double vd[3]; |
401 |
char buf[32]; |
402 |
int i; |
403 |
|
404 |
switch (fmt) { |
405 |
case 'a': /* ascii */ |
406 |
for (i = 0; i < 3; i++) { |
407 |
if (fgetword(buf, sizeof(buf), fp) == NULL || |
408 |
!isflt(buf)) |
409 |
return(-1); |
410 |
vec[i] = atof(buf); |
411 |
} |
412 |
break; |
413 |
case 'f': /* binary float */ |
414 |
if (getbinary(vf, sizeof(float), 3, fp) != 3) |
415 |
return(-1); |
416 |
VCOPY(vec, vf); |
417 |
break; |
418 |
case 'd': /* binary double */ |
419 |
if (getbinary(vd, sizeof(double), 3, fp) != 3) |
420 |
return(-1); |
421 |
VCOPY(vec, vd); |
422 |
break; |
423 |
default: |
424 |
error(CONSISTENCY, "botched input format"); |
425 |
} |
426 |
return(0); |
427 |
} |
428 |
|
429 |
|
430 |
void |
431 |
tranotify( /* record new modifier */ |
432 |
OBJECT obj |
433 |
) |
434 |
{ |
435 |
static int hitlimit = 0; |
436 |
OBJREC *o = objptr(obj); |
437 |
char **tralp; |
438 |
|
439 |
if (obj == OVOID) { /* starting over */ |
440 |
traset[0] = 0; |
441 |
hitlimit = 0; |
442 |
return; |
443 |
} |
444 |
if (hitlimit || !ismodifier(o->otype)) |
445 |
return; |
446 |
for (tralp = tralist; *tralp != NULL; tralp++) |
447 |
if (!strcmp(o->oname, *tralp)) { |
448 |
if (traset[0] >= MAXTSET) { |
449 |
error(WARNING, "too many modifiers in trace list"); |
450 |
hitlimit++; |
451 |
return; /* should this be fatal? */ |
452 |
} |
453 |
insertelem(traset, obj); |
454 |
return; |
455 |
} |
456 |
} |
457 |
|
458 |
|
459 |
static void |
460 |
ourtrace( /* print ray values */ |
461 |
RAY *r |
462 |
) |
463 |
{ |
464 |
oputf_t **tp; |
465 |
|
466 |
if (every_out[0] == NULL) |
467 |
return; |
468 |
if (r->ro == NULL) { |
469 |
if (traincl == 1) |
470 |
return; |
471 |
} else if (traincl != -1 && traincl != inset(traset, r->ro->omod)) |
472 |
return; |
473 |
tabin(r); |
474 |
for (tp = every_out; *tp != NULL; tp++) |
475 |
(**tp)(r); |
476 |
if (outform == 'a') |
477 |
putchar('\n'); |
478 |
} |
479 |
|
480 |
|
481 |
static void |
482 |
tabin( /* tab in appropriate amount */ |
483 |
RAY *r |
484 |
) |
485 |
{ |
486 |
const RAY *rp; |
487 |
|
488 |
for (rp = r->parent; rp != NULL; rp = rp->parent) |
489 |
putchar('\t'); |
490 |
} |
491 |
|
492 |
|
493 |
static void |
494 |
oputo( /* print origin */ |
495 |
RAY *r |
496 |
) |
497 |
{ |
498 |
(*putreal)(r->rorg, 3); |
499 |
} |
500 |
|
501 |
|
502 |
static void |
503 |
oputd( /* print direction */ |
504 |
RAY *r |
505 |
) |
506 |
{ |
507 |
(*putreal)(r->rdir, 3); |
508 |
} |
509 |
|
510 |
|
511 |
static void |
512 |
oputv( /* print value */ |
513 |
RAY *r |
514 |
) |
515 |
{ |
516 |
RREAL cval[3]; |
517 |
|
518 |
if (outform == 'c') { |
519 |
COLR cout; |
520 |
setcolr(cout, colval(r->rcol,RED), |
521 |
colval(r->rcol,GRN), |
522 |
colval(r->rcol,BLU)); |
523 |
putbinary(cout, sizeof(cout), 1, stdout); |
524 |
return; |
525 |
} |
526 |
cval[0] = colval(r->rcol,RED); |
527 |
cval[1] = colval(r->rcol,GRN); |
528 |
cval[2] = colval(r->rcol,BLU); |
529 |
(*putreal)(cval, 3); |
530 |
} |
531 |
|
532 |
|
533 |
static void |
534 |
oputV( /* print value contribution */ |
535 |
RAY *r |
536 |
) |
537 |
{ |
538 |
RREAL contr[3]; |
539 |
|
540 |
raycontrib(contr, r, PRIMARY); |
541 |
multcolor(contr, r->rcol); |
542 |
(*putreal)(contr, 3); |
543 |
} |
544 |
|
545 |
|
546 |
static void |
547 |
oputl( /* print effective distance */ |
548 |
RAY *r |
549 |
) |
550 |
{ |
551 |
(*putreal)(&r->rt, 1); |
552 |
} |
553 |
|
554 |
|
555 |
static void |
556 |
oputL( /* print single ray length */ |
557 |
RAY *r |
558 |
) |
559 |
{ |
560 |
(*putreal)(&r->rot, 1); |
561 |
} |
562 |
|
563 |
|
564 |
static void |
565 |
oputc( /* print local coordinates */ |
566 |
RAY *r |
567 |
) |
568 |
{ |
569 |
(*putreal)(r->uv, 2); |
570 |
} |
571 |
|
572 |
|
573 |
static RREAL vdummy[3] = {0.0, 0.0, 0.0}; |
574 |
|
575 |
|
576 |
static void |
577 |
oputp( /* print point */ |
578 |
RAY *r |
579 |
) |
580 |
{ |
581 |
if (r->rot < FHUGE) |
582 |
(*putreal)(r->rop, 3); |
583 |
else |
584 |
(*putreal)(vdummy, 3); |
585 |
} |
586 |
|
587 |
|
588 |
static void |
589 |
oputN( /* print unperturbed normal */ |
590 |
RAY *r |
591 |
) |
592 |
{ |
593 |
if (r->rot < FHUGE) |
594 |
(*putreal)(r->ron, 3); |
595 |
else |
596 |
(*putreal)(vdummy, 3); |
597 |
} |
598 |
|
599 |
|
600 |
static void |
601 |
oputn( /* print perturbed normal */ |
602 |
RAY *r |
603 |
) |
604 |
{ |
605 |
FVECT pnorm; |
606 |
|
607 |
if (r->rot >= FHUGE) { |
608 |
(*putreal)(vdummy, 3); |
609 |
return; |
610 |
} |
611 |
raynormal(pnorm, r); |
612 |
(*putreal)(pnorm, 3); |
613 |
} |
614 |
|
615 |
|
616 |
static void |
617 |
oputs( /* print name */ |
618 |
RAY *r |
619 |
) |
620 |
{ |
621 |
if (r->ro != NULL) |
622 |
fputs(r->ro->oname, stdout); |
623 |
else |
624 |
putchar('*'); |
625 |
putchar('\t'); |
626 |
} |
627 |
|
628 |
|
629 |
static void |
630 |
oputw( /* print weight */ |
631 |
RAY *r |
632 |
) |
633 |
{ |
634 |
RREAL rwt = r->rweight; |
635 |
|
636 |
(*putreal)(&rwt, 1); |
637 |
} |
638 |
|
639 |
|
640 |
static void |
641 |
oputW( /* print coefficient */ |
642 |
RAY *r |
643 |
) |
644 |
{ |
645 |
RREAL contr[3]; |
646 |
/* shadow ray not on source? */ |
647 |
if (r->rsrc >= 0 && source[r->rsrc].so != r->ro) |
648 |
setcolor(contr, 0.0, 0.0, 0.0); |
649 |
else |
650 |
raycontrib(contr, r, PRIMARY); |
651 |
|
652 |
(*putreal)(contr, 3); |
653 |
} |
654 |
|
655 |
|
656 |
static void |
657 |
oputm( /* print modifier */ |
658 |
RAY *r |
659 |
) |
660 |
{ |
661 |
if (r->ro != NULL) |
662 |
if (r->ro->omod != OVOID) |
663 |
fputs(objptr(r->ro->omod)->oname, stdout); |
664 |
else |
665 |
fputs(VOIDID, stdout); |
666 |
else |
667 |
putchar('*'); |
668 |
putchar('\t'); |
669 |
} |
670 |
|
671 |
|
672 |
static void |
673 |
oputM( /* print material */ |
674 |
RAY *r |
675 |
) |
676 |
{ |
677 |
OBJREC *mat; |
678 |
|
679 |
if (r->ro != NULL) { |
680 |
if ((mat = findmaterial(r->ro)) != NULL) |
681 |
fputs(mat->oname, stdout); |
682 |
else |
683 |
fputs(VOIDID, stdout); |
684 |
} else |
685 |
putchar('*'); |
686 |
putchar('\t'); |
687 |
} |
688 |
|
689 |
|
690 |
static void |
691 |
oputtilde( /* output tilde (spacer) */ |
692 |
RAY *r |
693 |
) |
694 |
{ |
695 |
fputs("~\t", stdout); |
696 |
} |
697 |
|
698 |
|
699 |
static void |
700 |
puta( /* print ascii value(s) */ |
701 |
RREAL *v, int n |
702 |
) |
703 |
{ |
704 |
if (n == 3) { |
705 |
printf("%e\t%e\t%e\t", v[0], v[1], v[2]); |
706 |
return; |
707 |
} |
708 |
while (n--) |
709 |
printf("%e\t", *v++); |
710 |
} |
711 |
|
712 |
|
713 |
static void |
714 |
putd(RREAL *v, int n) /* print binary double(s) */ |
715 |
{ |
716 |
#ifdef SMLFLT |
717 |
double da[3]; |
718 |
int i; |
719 |
|
720 |
if (n > 3) |
721 |
error(INTERNAL, "code error in putd()"); |
722 |
for (i = n; i--; ) |
723 |
da[i] = v[i]; |
724 |
putbinary(da, sizeof(double), n, stdout); |
725 |
#else |
726 |
putbinary(v, sizeof(RREAL), n, stdout); |
727 |
#endif |
728 |
} |
729 |
|
730 |
|
731 |
static void |
732 |
putf(RREAL *v, int n) /* print binary float(s) */ |
733 |
{ |
734 |
#ifndef SMLFLT |
735 |
float fa[3]; |
736 |
int i; |
737 |
|
738 |
if (n > 3) |
739 |
error(INTERNAL, "code error in putf()"); |
740 |
for (i = n; i--; ) |
741 |
fa[i] = v[i]; |
742 |
putbinary(fa, sizeof(float), n, stdout); |
743 |
#else |
744 |
putbinary(v, sizeof(RREAL), n, stdout); |
745 |
#endif |
746 |
} |