7 |
|
|
8 |
|
#include "copyright.h" |
9 |
|
|
10 |
– |
#include <sys/types.h> |
10 |
|
#include <signal.h> |
11 |
|
|
12 |
|
#include "platform.h" |
17 |
|
#include "ambient.h" |
18 |
|
#include "random.h" |
19 |
|
#include "paths.h" |
20 |
+ |
#include "pmapray.h" |
21 |
|
|
22 |
+ |
extern char *progname; /* global argv[0] */ |
23 |
+ |
|
24 |
+ |
extern char *shm_boundary; /* boundary of shared memory */ |
25 |
+ |
|
26 |
|
/* persistent processes define */ |
27 |
|
#ifdef F_SETLKW |
28 |
|
#define PERSIST 1 /* normal persist */ |
30 |
|
#define PCHILD 3 /* child of normal persist */ |
31 |
|
#endif |
32 |
|
|
29 |
– |
char *progname; /* argv[0] */ |
30 |
– |
char *octname; /* octree name */ |
33 |
|
char *sigerr[NSIG]; /* signal error messages */ |
32 |
– |
char *shm_boundary = NULL; /* boundary of shared memory */ |
34 |
|
char *errfile = NULL; /* error output file */ |
35 |
|
|
36 |
< |
extern char *formstr(); /* string from format */ |
36 |
< |
extern int inform; /* input format */ |
37 |
< |
extern int outform; /* output format */ |
38 |
< |
extern char *outvals; /* output values */ |
36 |
> |
int nproc = 1; /* number of processes */ |
37 |
|
|
38 |
< |
extern int hresolu; /* horizontal resolution */ |
41 |
< |
extern int vresolu; /* vertical resolution */ |
38 |
> |
extern int setrtoutput(void); /* set output values */ |
39 |
|
|
40 |
< |
extern int imm_irrad; /* compute immediate irradiance? */ |
41 |
< |
extern int lim_dist; /* limit distance? */ |
40 |
> |
int inform = 'a'; /* input format */ |
41 |
> |
int outform = 'a'; /* output format */ |
42 |
> |
char *outvals = "v"; /* output specification */ |
43 |
|
|
44 |
< |
extern char *tralist[]; /* list of modifers to trace (or no) */ |
45 |
< |
extern int traincl; /* include == 1, exclude == 0 */ |
44 |
> |
int hresolu = 0; /* horizontal (scan) size */ |
45 |
> |
int vresolu = 0; /* vertical resolution */ |
46 |
|
|
47 |
+ |
extern int castonly; /* only doing ray-casting? */ |
48 |
+ |
|
49 |
+ |
int imm_irrad = 0; /* compute immediate irradiance? */ |
50 |
+ |
int lim_dist = 0; /* limit distance? */ |
51 |
+ |
|
52 |
+ |
#ifndef MAXMODLIST |
53 |
+ |
#define MAXMODLIST 1024 /* maximum modifiers we'll track */ |
54 |
+ |
#endif |
55 |
+ |
|
56 |
+ |
extern void (*addobjnotify[])(); /* object notification calls */ |
57 |
+ |
extern void tranotify(OBJECT obj); |
58 |
+ |
|
59 |
+ |
char *tralist[MAXMODLIST]; /* list of modifers to trace (or no) */ |
60 |
+ |
int traincl = -1; /* include == 1, exclude == 0 */ |
61 |
+ |
|
62 |
|
static int loadflags = ~IO_FILES; /* what to load from octree */ |
63 |
|
|
64 |
|
static void onsig(int signo); |
65 |
|
static void sigdie(int signo, char *msg); |
66 |
|
static void printdefaults(void); |
67 |
|
|
68 |
+ |
#ifdef PERSIST |
69 |
+ |
#define RTRACE_FEATURES "Persist\nParallelPersist\nMultiprocessing\n" \ |
70 |
+ |
"IrradianceCalc\nImmediateIrradiance\nDistanceLimiting\n" \ |
71 |
+ |
"ParticipatingMedia=Mist\n" \ |
72 |
+ |
"HessianAmbientCache\nAmbientAveraging\n" \ |
73 |
+ |
"AmbientValueSharing\nAdaptiveShadowTesting\n" \ |
74 |
+ |
"InputFormats=a,f,d\nOutputFormats=a,f,d,c\n" \ |
75 |
+ |
"Outputs=o,d,v,V,w,W,l,L,c,p,n,N,s,m,M,r,x,R,X,~\n" |
76 |
+ |
#else |
77 |
+ |
#define RTRACE_FEATURES "IrradianceCalc\nIrradianceCalc\nDistanceLimiting\n" \ |
78 |
+ |
"ParticipatingMedia=Mist\n" \ |
79 |
+ |
"HessianAmbientCache\nAmbientAveraging\n" \ |
80 |
+ |
"AmbientValueSharing\nAdaptiveShadowTesting\n" \ |
81 |
+ |
"InputFormats=a,f,d\nOutputFormats=a,f,d,c\n" \ |
82 |
+ |
"Outputs=o,d,v,V,w,W,l,L,c,p,n,N,s,m,M,r,x,R,X,~\n" |
83 |
+ |
#endif |
84 |
|
|
85 |
+ |
|
86 |
|
int |
87 |
|
main(int argc, char *argv[]) |
88 |
|
{ |
89 |
|
#define check(ol,al) if (argv[i][ol] || \ |
90 |
|
badarg(argc-i-1,argv+i+1,al)) \ |
91 |
|
goto badopt |
92 |
< |
#define bool(olen,var) switch (argv[i][olen]) { \ |
92 |
> |
#define check_bool(olen,var) switch (argv[i][olen]) { \ |
93 |
|
case '\0': var = !var; break; \ |
94 |
|
case 'y': case 'Y': case 't': case 'T': \ |
95 |
|
case '+': case '1': var = 1; break; \ |
96 |
|
case 'n': case 'N': case 'f': case 'F': \ |
97 |
|
case '-': case '0': var = 0; break; \ |
98 |
|
default: goto badopt; } |
99 |
+ |
extern char *octname; |
100 |
|
int persist = 0; |
101 |
< |
char **tralp; |
102 |
< |
int duped1; |
101 |
> |
char *octnm = NULL; |
102 |
> |
char **tralp = NULL; |
103 |
> |
int duped1 = -1; |
104 |
|
int rval; |
105 |
|
int i; |
106 |
|
/* global program name */ |
107 |
|
progname = argv[0] = fixargv0(argv[0]); |
108 |
+ |
/* feature check only? */ |
109 |
+ |
strcat(RFeatureList, RTRACE_FEATURES); |
110 |
+ |
if (argc > 1 && !strcmp(argv[1], "-features")) |
111 |
+ |
return feature_status(argc-2, argv+2); |
112 |
+ |
/* add trace notify function */ |
113 |
+ |
for (i = 0; addobjnotify[i] != NULL; i++) |
114 |
+ |
; |
115 |
+ |
addobjnotify[i] = tranotify; |
116 |
|
/* option city */ |
117 |
|
for (i = 1; i < argc; i++) { |
118 |
|
/* expand arguments */ |
139 |
|
continue; |
140 |
|
} |
141 |
|
switch (argv[i][1]) { |
142 |
+ |
case 'n': /* number of cores */ |
143 |
+ |
check(2,"i"); |
144 |
+ |
nproc = atoi(argv[++i]); |
145 |
+ |
if (nproc <= 0) |
146 |
+ |
error(USER, "bad number of processes"); |
147 |
+ |
break; |
148 |
|
case 'x': /* x resolution */ |
149 |
|
check(2,"i"); |
150 |
|
hresolu = atoi(argv[++i]); |
155 |
|
break; |
156 |
|
case 'w': /* warnings */ |
157 |
|
rval = erract[WARNING].pf != NULL; |
158 |
< |
bool(2,rval); |
158 |
> |
check_bool(2,rval); |
159 |
|
if (rval) erract[WARNING].pf = wputs; |
160 |
|
else erract[WARNING].pf = NULL; |
161 |
|
break; |
166 |
|
case 'l': /* limit distance */ |
167 |
|
if (argv[i][2] != 'd') |
168 |
|
goto badopt; |
169 |
< |
bool(3,lim_dist); |
169 |
> |
check_bool(3,lim_dist); |
170 |
|
break; |
171 |
|
case 'I': /* immed. irradiance */ |
172 |
< |
bool(2,imm_irrad); |
172 |
> |
check_bool(2,imm_irrad); |
173 |
|
break; |
174 |
|
case 'f': /* format i/o */ |
175 |
|
switch (argv[i][2]) { |
201 |
|
break; |
202 |
|
case 'h': /* header output */ |
203 |
|
rval = loadflags & IO_INFO; |
204 |
< |
bool(2,rval); |
204 |
> |
check_bool(2,rval); |
205 |
|
loadflags = rval ? loadflags | IO_INFO : |
206 |
|
loadflags & ~IO_INFO; |
207 |
|
break; |
215 |
|
tralp = tralist; |
216 |
|
} |
217 |
|
if (argv[i][2] == 'I') { /* file */ |
218 |
< |
rval = wordfile(tralp, |
218 |
> |
rval = wordfile(tralp, MAXMODLIST-(tralp-tralist), |
219 |
|
getpath(argv[++i],getrlibpath(),R_OK)); |
220 |
|
if (rval < 0) { |
221 |
|
sprintf(errmsg, |
237 |
|
tralp = tralist; |
238 |
|
} |
239 |
|
if (argv[i][2] == 'E') { /* file */ |
240 |
< |
rval = wordfile(tralp, |
240 |
> |
rval = wordfile(tralp, MAXMODLIST-(tralp-tralist), |
241 |
|
getpath(argv[++i],getrlibpath(),R_OK)); |
242 |
|
if (rval < 0) { |
243 |
|
sprintf(errmsg, |
271 |
|
goto badopt; |
272 |
|
} |
273 |
|
} |
274 |
+ |
if (nproc > 1 && persist) |
275 |
+ |
error(USER, "multiprocessing incompatible with persist file"); |
276 |
|
/* initialize object types */ |
277 |
|
initotypes(); |
278 |
|
/* initialize urand */ |
279 |
< |
initurand(2048); |
279 |
> |
if (rand_samp) { |
280 |
> |
srandom((long)time(0)); |
281 |
> |
initurand(0); |
282 |
> |
} else { |
283 |
> |
srandom(0L); |
284 |
> |
initurand(2048); |
285 |
> |
} |
286 |
|
/* set up signal handling */ |
287 |
|
sigdie(SIGINT, "Interrupt"); |
288 |
|
#ifdef SIGHUP |
314 |
|
#endif |
315 |
|
/* get octree */ |
316 |
|
if (i == argc) |
317 |
< |
octname = NULL; |
317 |
> |
octnm = NULL; |
318 |
|
else if (i == argc-1) |
319 |
< |
octname = argv[i]; |
319 |
> |
octnm = argv[i]; |
320 |
|
else |
321 |
|
goto badopt; |
322 |
< |
if (octname == NULL) |
322 |
> |
if (octnm == NULL) |
323 |
|
error(USER, "missing octree argument"); |
324 |
|
/* set up output */ |
325 |
|
#ifdef PERSIST |
330 |
|
#endif |
331 |
|
if (outform != 'a') |
332 |
|
SET_FILE_BINARY(stdout); |
333 |
+ |
rval = setrtoutput(); |
334 |
+ |
octname = savqstr(octnm); |
335 |
|
readoct(octname, loadflags, &thescene, NULL); |
336 |
|
nsceneobjs = nobjects; |
337 |
|
|
339 |
|
printargs(i, argv, stdout); |
340 |
|
printf("SOFTWARE= %s\n", VersionID); |
341 |
|
fputnow(stdout); |
342 |
+ |
if (rval > 0) /* saved from setrtoutput() call */ |
343 |
+ |
printf("NCOMP=%d\n", rval); |
344 |
+ |
if ((outform == 'f') | (outform == 'd')) |
345 |
+ |
fputendian(stdout); |
346 |
|
fputformat(formstr(outform), stdout); |
347 |
|
putchar('\n'); |
348 |
|
} |
349 |
|
|
350 |
< |
marksources(); /* find and mark sources */ |
350 |
> |
if (!castonly) { /* any actual ray traversal to do? */ |
351 |
|
|
352 |
< |
setambient(); /* initialize ambient calculation */ |
352 |
> |
ray_init_pmap(); /* PMAP: set up & load photon maps */ |
353 |
> |
|
354 |
> |
marksources(); /* find and mark sources */ |
355 |
|
|
356 |
+ |
setambient(); /* initialize ambient calculation */ |
357 |
+ |
} else |
358 |
+ |
distantsources(); /* else mark only distant sources */ |
359 |
+ |
|
360 |
+ |
fflush(stdout); /* in case we're duplicating header */ |
361 |
+ |
|
362 |
|
#ifdef PERSIST |
363 |
|
if (persist) { |
296 |
– |
fflush(stdout); |
364 |
|
/* reconnect stdout */ |
365 |
|
dup2(duped1, fileno(stdout)); |
366 |
|
close(duped1); |
371 |
|
while ((rval=fork()) == 0) { /* keep on forkin' */ |
372 |
|
pflock(1); |
373 |
|
pfhold(); |
374 |
+ |
ambsync(); /* load new values */ |
375 |
|
} |
376 |
|
if (rval < 0) |
377 |
|
error(SYSTEM, "cannot fork child for persist function"); |
378 |
< |
pfdetach(); /* parent exits */ |
378 |
> |
pfdetach(); /* parent will run then exit */ |
379 |
|
} |
380 |
|
} |
381 |
|
runagain: |
383 |
|
dupheader(); /* send header to stdout */ |
384 |
|
#endif |
385 |
|
/* trace rays */ |
386 |
< |
rtrace(NULL); |
386 |
> |
rtrace(NULL, nproc); |
387 |
|
/* flush ambient file */ |
388 |
|
ambsync(); |
389 |
|
#ifdef PERSIST |
398 |
|
} |
399 |
|
} |
400 |
|
if (persist == PCHILD) { /* wait for a signal then go again */ |
333 |
– |
close(duped1); /* release output handle */ |
401 |
|
pfhold(); |
402 |
|
raynum = nrays = 0; /* reinitialize */ |
403 |
|
goto runagain; |
404 |
|
} |
405 |
|
#endif |
406 |
+ |
|
407 |
+ |
ray_done_pmap(); /* PMAP: free photon maps */ |
408 |
+ |
|
409 |
|
quit(0); |
410 |
|
|
411 |
|
badopt: |
414 |
|
return 1; /* pro forma return */ |
415 |
|
|
416 |
|
#undef check |
417 |
< |
#undef bool |
417 |
> |
#undef check_bool |
418 |
|
} |
419 |
|
|
420 |
|
|
421 |
|
void |
422 |
|
wputs( /* warning output function */ |
423 |
< |
char *s |
423 |
> |
const char *s |
424 |
|
) |
425 |
|
{ |
426 |
|
int lasterrno = errno; |
431 |
|
|
432 |
|
void |
433 |
|
eputs( /* put string to stderr */ |
434 |
< |
register char *s |
434 |
> |
const char *s |
435 |
|
) |
436 |
|
{ |
437 |
|
static int midline = 0; |
486 |
|
static void |
487 |
|
printdefaults(void) /* print default values to stdout */ |
488 |
|
{ |
489 |
< |
register char *cp; |
489 |
> |
char *cp; |
490 |
|
|
491 |
|
if (imm_irrad) |
492 |
|
printf("-I+\t\t\t\t# immediate irradiance on\n"); |
493 |
< |
printf("-x %-9d\t\t\t# x resolution (flush interval)\n", hresolu); |
494 |
< |
printf("-y %-9d\t\t\t# y resolution\n", vresolu); |
493 |
> |
printf("-n %-2d\t\t\t\t# number of rendering processes\n", nproc); |
494 |
> |
printf("-x %-9d\t\t\t# %s\n", hresolu, |
495 |
> |
vresolu && hresolu ? "x resolution" : "flush interval"); |
496 |
> |
printf("-y %-9d\t\t\t# y resolution\n", vresolu); |
497 |
|
printf(lim_dist ? "-ld+\t\t\t\t# limit distance on\n" : |
498 |
|
"-ld-\t\t\t\t# limit distance off\n"); |
499 |
|
printf("-h%c\t\t\t\t# %s header\n", loadflags & IO_INFO ? '+' : '-', |
506 |
|
case 't': case 'T': printf(" trace"); break; |
507 |
|
case 'o': printf(" origin"); break; |
508 |
|
case 'd': printf(" direction"); break; |
509 |
+ |
case 'r': printf(" reflect_contrib"); break; |
510 |
+ |
case 'R': printf(" reflect_length"); break; |
511 |
+ |
case 'x': printf(" unreflect_contrib"); break; |
512 |
+ |
case 'X': printf(" unreflect_length"); break; |
513 |
|
case 'v': printf(" value"); break; |
514 |
+ |
case 'V': printf(" contribution"); break; |
515 |
|
case 'l': printf(" length"); break; |
516 |
|
case 'L': printf(" first_length"); break; |
517 |
|
case 'p': printf(" point"); break; |
519 |
|
case 'N': printf(" unperturbed_normal"); break; |
520 |
|
case 's': printf(" surface"); break; |
521 |
|
case 'w': printf(" weight"); break; |
522 |
+ |
case 'W': printf(" coefficient"); break; |
523 |
|
case 'm': printf(" modifier"); break; |
524 |
|
case 'M': printf(" material"); break; |
525 |
< |
case 'W': printf(" contribution"); break; |
448 |
< |
case '-': printf(" stroke"); break; |
525 |
> |
case '~': printf(" tilde"); break; |
526 |
|
} |
527 |
|
putchar('\n'); |
528 |
|
printf(erract[WARNING].pf != NULL ? |