1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id$"; |
3 |
#endif |
4 |
/* |
5 |
* rpmain.c - main for rpict batch rendering program |
6 |
*/ |
7 |
|
8 |
/* ==================================================================== |
9 |
* The Radiance Software License, Version 1.0 |
10 |
* |
11 |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
12 |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
13 |
* |
14 |
* Redistribution and use in source and binary forms, with or without |
15 |
* modification, are permitted provided that the following conditions |
16 |
* are met: |
17 |
* |
18 |
* 1. Redistributions of source code must retain the above copyright |
19 |
* notice, this list of conditions and the following disclaimer. |
20 |
* |
21 |
* 2. Redistributions in binary form must reproduce the above copyright |
22 |
* notice, this list of conditions and the following disclaimer in |
23 |
* the documentation and/or other materials provided with the |
24 |
* distribution. |
25 |
* |
26 |
* 3. The end-user documentation included with the redistribution, |
27 |
* if any, must include the following acknowledgment: |
28 |
* "This product includes Radiance software |
29 |
* (http://radsite.lbl.gov/) |
30 |
* developed by the Lawrence Berkeley National Laboratory |
31 |
* (http://www.lbl.gov/)." |
32 |
* Alternately, this acknowledgment may appear in the software itself, |
33 |
* if and wherever such third-party acknowledgments normally appear. |
34 |
* |
35 |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
36 |
* and "The Regents of the University of California" must |
37 |
* not be used to endorse or promote products derived from this |
38 |
* software without prior written permission. For written |
39 |
* permission, please contact [email protected]. |
40 |
* |
41 |
* 5. Products derived from this software may not be called "Radiance", |
42 |
* nor may "Radiance" appear in their name, without prior written |
43 |
* permission of Lawrence Berkeley National Laboratory. |
44 |
* |
45 |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
46 |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
47 |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
48 |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
49 |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
50 |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
51 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
52 |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
53 |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
54 |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
55 |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
56 |
* SUCH DAMAGE. |
57 |
* ==================================================================== |
58 |
* |
59 |
* This software consists of voluntary contributions made by many |
60 |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
61 |
* information on Lawrence Berkeley National Laboratory, please see |
62 |
* <http://www.lbl.gov/>. |
63 |
*/ |
64 |
|
65 |
#include "ray.h" |
66 |
|
67 |
#include "source.h" |
68 |
|
69 |
#include "ambient.h" |
70 |
|
71 |
#include "random.h" |
72 |
|
73 |
#include "paths.h" |
74 |
|
75 |
#include <sys/types.h> |
76 |
|
77 |
#include <signal.h> |
78 |
|
79 |
#include "view.h" |
80 |
|
81 |
#include "paths.h" |
82 |
/* persistent processes define */ |
83 |
#ifdef F_SETLKW |
84 |
#define PERSIST 1 /* normal persist */ |
85 |
#define PARALLEL 2 /* parallel persist */ |
86 |
#define PCHILD 3 /* child of normal persist */ |
87 |
#endif |
88 |
|
89 |
char *progname; /* argv[0] */ |
90 |
|
91 |
char *octname; /* octree name */ |
92 |
|
93 |
char *sigerr[NSIG]; /* signal error messages */ |
94 |
|
95 |
char *shm_boundary = NULL; /* boundary of shared memory */ |
96 |
|
97 |
char *errfile = NULL; /* error output file */ |
98 |
|
99 |
extern time_t time(); |
100 |
extern time_t tstart; /* start time */ |
101 |
|
102 |
extern int ralrm; /* seconds between reports */ |
103 |
|
104 |
extern VIEW ourview; /* viewing parameters */ |
105 |
|
106 |
extern int hresolu; /* horizontal resolution */ |
107 |
extern int vresolu; /* vertical resolution */ |
108 |
extern double pixaspect; /* pixel aspect ratio */ |
109 |
|
110 |
extern int psample; /* pixel sample size */ |
111 |
extern double maxdiff; /* max. sample difference */ |
112 |
extern double dstrpix; /* square pixel distribution */ |
113 |
|
114 |
extern double mblur; /* motion blur parameter */ |
115 |
|
116 |
void onsig(); |
117 |
void sigdie(); |
118 |
void printdefaults(); |
119 |
|
120 |
|
121 |
int |
122 |
main(argc, argv) |
123 |
int argc; |
124 |
char *argv[]; |
125 |
{ |
126 |
#define check(ol,al) if (argv[i][ol] || \ |
127 |
badarg(argc-i-1,argv+i+1,al)) \ |
128 |
goto badopt |
129 |
#define bool(olen,var) switch (argv[i][olen]) { \ |
130 |
case '\0': var = !var; break; \ |
131 |
case 'y': case 'Y': case 't': case 'T': \ |
132 |
case '+': case '1': var = 1; break; \ |
133 |
case 'n': case 'N': case 'f': case 'F': \ |
134 |
case '-': case '0': var = 0; break; \ |
135 |
default: goto badopt; } |
136 |
char *err; |
137 |
char *recover = NULL; |
138 |
char *outfile = NULL; |
139 |
char *zfile = NULL; |
140 |
int loadflags = ~IO_FILES; |
141 |
int seqstart = 0; |
142 |
int persist = 0; |
143 |
int duped1; |
144 |
int rval; |
145 |
int i; |
146 |
/* record start time */ |
147 |
tstart = time((time_t *)NULL); |
148 |
/* global program name */ |
149 |
progname = argv[0] = fixargv0(argv[0]); |
150 |
/* option city */ |
151 |
for (i = 1; i < argc; i++) { |
152 |
/* expand arguments */ |
153 |
while ((rval = expandarg(&argc, &argv, i)) > 0) |
154 |
; |
155 |
if (rval < 0) { |
156 |
sprintf(errmsg, "cannot expand '%s'", argv[i]); |
157 |
error(SYSTEM, errmsg); |
158 |
} |
159 |
if (argv[i] == NULL || argv[i][0] != '-') |
160 |
break; /* break from options */ |
161 |
if (!strcmp(argv[i], "-version")) { |
162 |
puts(VersionID); |
163 |
quit(0); |
164 |
} |
165 |
if (!strcmp(argv[i], "-defaults") || |
166 |
!strcmp(argv[i], "-help")) { |
167 |
printdefaults(); |
168 |
quit(0); |
169 |
} |
170 |
rval = getrenderopt(argc-i, argv+i); |
171 |
if (rval >= 0) { |
172 |
i += rval; |
173 |
continue; |
174 |
} |
175 |
rval = getviewopt(&ourview, argc-i, argv+i); |
176 |
if (rval >= 0) { |
177 |
i += rval; |
178 |
continue; |
179 |
} |
180 |
/* rpict options */ |
181 |
switch (argv[i][1]) { |
182 |
case 'v': /* view file */ |
183 |
if (argv[i][2] != 'f') |
184 |
goto badopt; |
185 |
check(3,"s"); |
186 |
rval = viewfile(argv[++i], &ourview, NULL); |
187 |
if (rval < 0) { |
188 |
sprintf(errmsg, |
189 |
"cannot open view file \"%s\"", |
190 |
argv[i]); |
191 |
error(SYSTEM, errmsg); |
192 |
} else if (rval == 0) { |
193 |
sprintf(errmsg, |
194 |
"bad view file \"%s\"", |
195 |
argv[i]); |
196 |
error(USER, errmsg); |
197 |
} |
198 |
break; |
199 |
case 'p': /* pixel */ |
200 |
switch (argv[i][2]) { |
201 |
case 's': /* sample */ |
202 |
check(3,"i"); |
203 |
psample = atoi(argv[++i]); |
204 |
break; |
205 |
case 't': /* threshold */ |
206 |
check(3,"f"); |
207 |
maxdiff = atof(argv[++i]); |
208 |
break; |
209 |
case 'j': /* jitter */ |
210 |
check(3,"f"); |
211 |
dstrpix = atof(argv[++i]); |
212 |
break; |
213 |
case 'a': /* aspect */ |
214 |
check(3,"f"); |
215 |
pixaspect = atof(argv[++i]); |
216 |
break; |
217 |
case 'm': /* motion */ |
218 |
check(3,"f"); |
219 |
mblur = atof(argv[++i]); |
220 |
break; |
221 |
default: |
222 |
goto badopt; |
223 |
} |
224 |
break; |
225 |
case 'x': /* x resolution */ |
226 |
check(2,"i"); |
227 |
hresolu = atoi(argv[++i]); |
228 |
break; |
229 |
case 'y': /* y resolution */ |
230 |
check(2,"i"); |
231 |
vresolu = atoi(argv[++i]); |
232 |
break; |
233 |
case 'S': /* slave index */ |
234 |
check(2,"i"); |
235 |
seqstart = atoi(argv[++i]); |
236 |
break; |
237 |
case 'o': /* output file */ |
238 |
check(2,"s"); |
239 |
outfile = argv[++i]; |
240 |
break; |
241 |
case 'z': /* z file */ |
242 |
check(2,"s"); |
243 |
zfile = argv[++i]; |
244 |
break; |
245 |
case 'r': /* recover file */ |
246 |
if (argv[i][2] == 'o') { /* +output */ |
247 |
check(3,"s"); |
248 |
outfile = argv[i+1]; |
249 |
} else |
250 |
check(2,"s"); |
251 |
recover = argv[++i]; |
252 |
break; |
253 |
case 't': /* timer */ |
254 |
check(2,"i"); |
255 |
ralrm = atoi(argv[++i]); |
256 |
break; |
257 |
#ifdef PERSIST |
258 |
case 'P': /* persist file */ |
259 |
if (argv[i][2] == 'P') { |
260 |
check(3,"s"); |
261 |
persist = PARALLEL; |
262 |
} else { |
263 |
check(2,"s"); |
264 |
persist = PERSIST; |
265 |
} |
266 |
persistfile(argv[++i]); |
267 |
break; |
268 |
#endif |
269 |
case 'w': /* warnings */ |
270 |
rval = erract[WARNING].pf != NULL; |
271 |
bool(2,rval); |
272 |
if (rval) erract[WARNING].pf = wputs; |
273 |
else erract[WARNING].pf = NULL; |
274 |
break; |
275 |
case 'e': /* error file */ |
276 |
check(2,"s"); |
277 |
errfile = argv[++i]; |
278 |
break; |
279 |
default: |
280 |
goto badopt; |
281 |
} |
282 |
} |
283 |
err = setview(&ourview); /* set viewing parameters */ |
284 |
if (err != NULL) |
285 |
error(USER, err); |
286 |
/* initialize object types */ |
287 |
initotypes(); |
288 |
/* initialize urand */ |
289 |
initurand(2048); |
290 |
/* set up signal handling */ |
291 |
sigdie(SIGINT, "Interrupt"); |
292 |
sigdie(SIGHUP, "Hangup"); |
293 |
sigdie(SIGTERM, "Terminate"); |
294 |
sigdie(SIGPIPE, "Broken pipe"); |
295 |
sigdie(SIGALRM, "Alarm clock"); |
296 |
#ifdef SIGXCPU |
297 |
sigdie(SIGXCPU, "CPU limit exceeded"); |
298 |
sigdie(SIGXFSZ, "File size exceeded"); |
299 |
#endif |
300 |
/* open error file */ |
301 |
if (errfile != NULL) { |
302 |
if (freopen(errfile, "a", stderr) == NULL) |
303 |
quit(2); |
304 |
fprintf(stderr, "**************\n*** PID %5d: ", |
305 |
getpid()); |
306 |
printargs(argc, argv, stderr); |
307 |
putc('\n', stderr); |
308 |
fflush(stderr); |
309 |
} |
310 |
#ifdef NICE |
311 |
nice(NICE); /* lower priority */ |
312 |
#endif |
313 |
/* get octree */ |
314 |
if (i == argc) |
315 |
octname = NULL; |
316 |
else if (i == argc-1) |
317 |
octname = argv[i]; |
318 |
else |
319 |
goto badopt; |
320 |
if (seqstart > 0 && octname == NULL) |
321 |
error(USER, "missing octree argument"); |
322 |
/* set up output */ |
323 |
#ifdef PERSIST |
324 |
if (persist) { |
325 |
if (recover != NULL) |
326 |
error(USER, "persist option used with recover file"); |
327 |
if (seqstart <= 0) |
328 |
error(USER, "persist option only for sequences"); |
329 |
if (outfile == NULL) |
330 |
duped1 = dup(fileno(stdout)); /* don't lose our output */ |
331 |
openheader(); |
332 |
} else |
333 |
#endif |
334 |
if (outfile != NULL) |
335 |
openheader(); |
336 |
#ifdef MSDOS |
337 |
setmode(fileno(stdout), O_BINARY); |
338 |
if (octname == NULL) |
339 |
setmode(fileno(stdin), O_BINARY); |
340 |
#endif |
341 |
readoct(octname, loadflags, &thescene, NULL); |
342 |
nsceneobjs = nobjects; |
343 |
|
344 |
if (loadflags & IO_INFO) { /* print header */ |
345 |
printargs(i, argv, stdout); |
346 |
printf("SOFTWARE= %s\n", VersionID); |
347 |
fputnow(stdout); |
348 |
} |
349 |
|
350 |
marksources(); /* find and mark sources */ |
351 |
|
352 |
setambient(); /* initialize ambient calculation */ |
353 |
|
354 |
#ifdef PERSIST |
355 |
if (persist) { |
356 |
fflush(stdout); |
357 |
if (outfile == NULL) { /* reconnect stdout */ |
358 |
dup2(duped1, fileno(stdout)); |
359 |
close(duped1); |
360 |
} |
361 |
if (persist == PARALLEL) { /* multiprocessing */ |
362 |
preload_objs(); /* preload scene */ |
363 |
shm_boundary = (char *)malloc(16); |
364 |
strcpy(shm_boundary, "SHM_BOUNDARY"); |
365 |
while ((rval=fork()) == 0) { /* keep on forkin' */ |
366 |
pflock(1); |
367 |
pfhold(); |
368 |
tstart = time((time_t *)NULL); |
369 |
} |
370 |
if (rval < 0) |
371 |
error(SYSTEM, "cannot fork child for persist function"); |
372 |
pfdetach(); /* parent exits */ |
373 |
} |
374 |
} |
375 |
runagain: |
376 |
if (persist) |
377 |
if (outfile == NULL) /* if out to stdout */ |
378 |
dupheader(); /* send header */ |
379 |
else /* if out to file */ |
380 |
duped1 = dup(fileno(stdout)); /* hang onto pipe */ |
381 |
#endif |
382 |
/* batch render picture(s) */ |
383 |
rpict(seqstart, outfile, zfile, recover); |
384 |
/* flush ambient file */ |
385 |
ambsync(); |
386 |
#ifdef PERSIST |
387 |
if (persist == PERSIST) { /* first run-through */ |
388 |
if ((rval=fork()) == 0) { /* child loops until killed */ |
389 |
pflock(1); |
390 |
persist = PCHILD; |
391 |
} else { /* original process exits */ |
392 |
if (rval < 0) |
393 |
error(SYSTEM, "cannot fork child for persist function"); |
394 |
pfdetach(); /* parent exits */ |
395 |
} |
396 |
} |
397 |
if (persist == PCHILD) { /* wait for a signal then go again */ |
398 |
if (outfile != NULL) |
399 |
close(duped1); /* release output handle */ |
400 |
pfhold(); |
401 |
tstart = time((time_t *)NULL); /* reinitialize */ |
402 |
raynum = nrays = 0; |
403 |
goto runagain; |
404 |
} |
405 |
#endif |
406 |
quit(0); |
407 |
|
408 |
badopt: |
409 |
sprintf(errmsg, "command line error at '%s'", argv[i]); |
410 |
error(USER, errmsg); |
411 |
|
412 |
#undef check |
413 |
#undef bool |
414 |
} |
415 |
|
416 |
|
417 |
void |
418 |
wputs(s) /* warning output function */ |
419 |
char *s; |
420 |
{ |
421 |
int lasterrno = errno; |
422 |
eputs(s); |
423 |
errno = lasterrno; |
424 |
} |
425 |
|
426 |
|
427 |
void |
428 |
eputs(s) /* put string to stderr */ |
429 |
register char *s; |
430 |
{ |
431 |
static int midline = 0; |
432 |
|
433 |
if (!*s) |
434 |
return; |
435 |
if (!midline++) { |
436 |
fputs(progname, stderr); |
437 |
fputs(": ", stderr); |
438 |
} |
439 |
fputs(s, stderr); |
440 |
if (s[strlen(s)-1] == '\n') { |
441 |
fflush(stderr); |
442 |
midline = 0; |
443 |
} |
444 |
} |
445 |
|
446 |
|
447 |
void |
448 |
onsig(signo) /* fatal signal */ |
449 |
int signo; |
450 |
{ |
451 |
static int gotsig = 0; |
452 |
|
453 |
if (gotsig++) /* two signals and we're gone! */ |
454 |
_exit(signo); |
455 |
|
456 |
alarm(15); /* allow 15 seconds to clean up */ |
457 |
signal(SIGALRM, SIG_DFL); /* make certain we do die */ |
458 |
eputs("signal - "); |
459 |
eputs(sigerr[signo]); |
460 |
eputs("\n"); |
461 |
quit(3); |
462 |
} |
463 |
|
464 |
|
465 |
void |
466 |
sigdie(signo, msg) /* set fatal signal */ |
467 |
int signo; |
468 |
char *msg; |
469 |
{ |
470 |
if (signal(signo, onsig) == SIG_IGN) |
471 |
signal(signo, SIG_IGN); |
472 |
sigerr[signo] = msg; |
473 |
} |
474 |
|
475 |
|
476 |
void |
477 |
printdefaults() /* print default values to stdout */ |
478 |
{ |
479 |
register char *cp; |
480 |
|
481 |
printf("-vt%c\t\t\t\t# view type %s\n", ourview.type, |
482 |
ourview.type==VT_PER ? "perspective" : |
483 |
ourview.type==VT_PAR ? "parallel" : |
484 |
ourview.type==VT_HEM ? "hemispherical" : |
485 |
ourview.type==VT_ANG ? "angular" : |
486 |
ourview.type==VT_CYL ? "cylindrical" : |
487 |
"unknown"); |
488 |
printf("-vp %f %f %f\t# view point\n", |
489 |
ourview.vp[0], ourview.vp[1], ourview.vp[2]); |
490 |
printf("-vd %f %f %f\t# view direction\n", |
491 |
ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]); |
492 |
printf("-vu %f %f %f\t# view up\n", |
493 |
ourview.vup[0], ourview.vup[1], ourview.vup[2]); |
494 |
printf("-vh %f\t\t\t# view horizontal size\n", ourview.horiz); |
495 |
printf("-vv %f\t\t\t# view vertical size\n", ourview.vert); |
496 |
printf("-vo %f\t\t\t# view fore clipping plane\n", ourview.vfore); |
497 |
printf("-va %f\t\t\t# view aft clipping plane\n", ourview.vaft); |
498 |
printf("-vs %f\t\t\t# view shift\n", ourview.hoff); |
499 |
printf("-vl %f\t\t\t# view lift\n", ourview.voff); |
500 |
printf("-x %-9d\t\t\t# x resolution\n", hresolu); |
501 |
printf("-y %-9d\t\t\t# y resolution\n", vresolu); |
502 |
printf("-pa %f\t\t\t# pixel aspect ratio\n", pixaspect); |
503 |
printf("-pj %f\t\t\t# pixel jitter\n", dstrpix); |
504 |
printf("-pm %f\t\t\t# pixel motion\n", mblur); |
505 |
printf("-ps %-9d\t\t\t# pixel sample\n", psample); |
506 |
printf("-pt %f\t\t\t# pixel threshold\n", maxdiff); |
507 |
printf("-t %-9d\t\t\t# time between reports\n", ralrm); |
508 |
printf(erract[WARNING].pf != NULL ? |
509 |
"-w+\t\t\t\t# warning messages on\n" : |
510 |
"-w-\t\t\t\t# warning messages off\n"); |
511 |
print_rdefaults(); |
512 |
} |