| 8 |
|
#include <signal.h> |
| 9 |
|
#include <ctype.h> |
| 10 |
|
|
| 11 |
< |
#include "platform.h" |
| 11 |
> |
#include "paths.h" /* win_popen() */ |
| 12 |
|
#include "mkillum.h" |
| 13 |
– |
#include "random.h" |
| 13 |
|
|
| 14 |
|
/* default parameters */ |
| 15 |
|
#define SAMPDENS 48 /* points per projected steradian */ |
| 22 |
|
#define S_COMPL 2 /* select all but element */ |
| 23 |
|
#define S_ALL 3 /* select all */ |
| 24 |
|
|
| 26 |
– |
/* rtrace command and defaults */ |
| 27 |
– |
char *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "3", "-dv-", |
| 28 |
– |
"-ab", "2", "-ad", "1024", "-as", "512", "-aa", ".1", }; |
| 29 |
– |
int rtargc = 14; |
| 30 |
– |
/* overriding rtrace options */ |
| 31 |
– |
char *myrtopts[] = { "-I-", "-i-", "-ld-", "-ov", "-h-", |
| 32 |
– |
"-fff", "-y", "0", NULL }; |
| 33 |
– |
|
| 34 |
– |
struct rtproc rt0; /* head of rtrace process list */ |
| 35 |
– |
|
| 25 |
|
struct illum_args thisillum = { /* our illum and default values */ |
| 26 |
|
0, |
| 27 |
|
DFLMAT, |
| 36 |
|
char matcheck[MAXSTR]; /* current material to include or exclude */ |
| 37 |
|
int matselect = S_ALL; /* selection criterion */ |
| 38 |
|
|
| 50 |
– |
FUN ofun[NUMOTYPE] = INIT_OTYPE; /* object types */ |
| 51 |
– |
|
| 52 |
– |
char persistfn[] = "pfXXXXXX"; /* persist file name */ |
| 53 |
– |
|
| 39 |
|
int gargc; /* global argc */ |
| 40 |
|
char **gargv; /* global argv */ |
| 56 |
– |
#define progname gargv[0] |
| 41 |
|
|
| 42 |
|
int doneheader = 0; /* printed header yet? */ |
| 43 |
|
#define checkhead() if (!doneheader++) printhead(gargc,gargv) |
| 44 |
|
|
| 45 |
|
int warnings = 1; /* print warnings? */ |
| 46 |
|
|
| 47 |
< |
int done_rprocs(struct rtproc *rtp); |
| 48 |
< |
void init(int np); |
| 65 |
< |
void filter(register FILE *infp, char *name); |
| 47 |
> |
void init(char *octnm, int np); |
| 48 |
> |
void filter(FILE *infp, char *name); |
| 49 |
|
void xoptions(char *s, char *nm); |
| 50 |
|
void printopts(void); |
| 51 |
< |
void printhead(register int ac, register char **av); |
| 51 |
> |
void printhead(int ac, char **av); |
| 52 |
|
void xobject(FILE *fp, char *nm); |
| 53 |
|
|
| 54 |
|
|
| 59 |
|
) |
| 60 |
|
{ |
| 61 |
|
int nprocs = 1; |
| 79 |
– |
char *rtpath; |
| 62 |
|
FILE *fp; |
| 63 |
< |
register int i; |
| 63 |
> |
int rval; |
| 64 |
> |
int i; |
| 65 |
|
/* set global arguments */ |
| 66 |
|
gargv = argv; |
| 67 |
< |
/* check for -n option */ |
| 68 |
< |
if (!strcmp(argv[1], "-n")) { |
| 69 |
< |
nprocs = atoi(argv[2]); |
| 70 |
< |
if (nprocs <= 0) |
| 71 |
< |
error(USER, "illegal number of processes"); |
| 72 |
< |
i = 3; |
| 73 |
< |
} else |
| 74 |
< |
i = 1; |
| 75 |
< |
/* set up rtrace command */ |
| 76 |
< |
for ( ; i < argc; i++) { |
| 77 |
< |
if (argv[i][0] == '<' && argv[i][1] == '\0') |
| 67 |
> |
progname = gargv[0]; |
| 68 |
> |
/* set up rendering defaults */ |
| 69 |
> |
dstrsrc = 0.5; |
| 70 |
> |
directrelay = 3; |
| 71 |
> |
ambounce = 2; |
| 72 |
> |
/* get options from command line */ |
| 73 |
> |
for (i = 1; i < argc; i++) { |
| 74 |
> |
while ((rval = expandarg(&argc, &argv, i)) > 0) |
| 75 |
> |
; |
| 76 |
> |
if (rval < 0) { |
| 77 |
> |
sprintf(errmsg, "cannot expand '%s'", argv[i]); |
| 78 |
> |
error(SYSTEM, errmsg); |
| 79 |
> |
} |
| 80 |
> |
if (argv[i][0] != '-') |
| 81 |
|
break; |
| 82 |
< |
rtargv[rtargc++] = argv[i]; |
| 83 |
< |
if (argv[i][0] == '-' && argv[i][1] == 'w') |
| 84 |
< |
switch (argv[i][2]) { |
| 99 |
< |
case '\0': |
| 100 |
< |
warnings = !warnings; |
| 101 |
< |
break; |
| 102 |
< |
case '+': |
| 103 |
< |
case 'T': case 't': |
| 104 |
< |
case 'Y': case 'y': |
| 105 |
< |
case '1': |
| 106 |
< |
warnings = 1; |
| 107 |
< |
break; |
| 108 |
< |
case '-': |
| 109 |
< |
case 'F': case 'f': |
| 110 |
< |
case 'N': case 'n': |
| 111 |
< |
case '0': |
| 112 |
< |
warnings = 0; |
| 113 |
< |
break; |
| 114 |
< |
} |
| 115 |
< |
} |
| 116 |
< |
gargc = i; |
| 117 |
< |
if (!strcmp(rtargv[--rtargc], "-defaults")) |
| 118 |
< |
nprocs = 0; |
| 119 |
< |
if (nprocs > 1) { /* add persist file if parallel invocation */ |
| 120 |
< |
rtargv[rtargc++] = "-PP"; |
| 121 |
< |
rtargv[rtargc++] = mktemp(persistfn); |
| 122 |
< |
} |
| 123 |
< |
/* add "mandatory" rtrace options */ |
| 124 |
< |
for (i = 0; myrtopts[i] != NULL; i++) |
| 125 |
< |
rtargv[rtargc++] = myrtopts[i]; |
| 126 |
< |
/* finally, put back final argument */ |
| 127 |
< |
rtargv[rtargc++] = argv[gargc-1]; |
| 128 |
< |
rtargv[rtargc] = NULL; |
| 129 |
< |
if (!nprocs) { /* just asking for defaults? */ |
| 130 |
< |
printopts(); fflush(stdout); |
| 131 |
< |
rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
| 132 |
< |
if (rtpath == NULL) { |
| 133 |
< |
eputs(rtargv[0]); |
| 134 |
< |
eputs(": command not found\n"); |
| 135 |
< |
exit(1); |
| 82 |
> |
if (!strcmp(argv[i], "-w")) { |
| 83 |
> |
warnings = 0; |
| 84 |
> |
continue; |
| 85 |
|
} |
| 86 |
< |
execv(rtpath, rtargv); |
| 87 |
< |
perror(rtpath); /* execv() should not return */ |
| 88 |
< |
exit(1); |
| 86 |
> |
if (!strcmp(argv[i], "-n")) { |
| 87 |
> |
nprocs = atoi(argv[++i]); |
| 88 |
> |
if (nprocs <= 0) |
| 89 |
> |
error(USER, "illegal number of processes"); |
| 90 |
> |
continue; |
| 91 |
> |
} |
| 92 |
> |
if (!strcmp(argv[i], "-defaults")) { |
| 93 |
> |
printopts(); |
| 94 |
> |
print_rdefaults(); |
| 95 |
> |
quit(0); |
| 96 |
> |
} |
| 97 |
> |
rval = getrenderopt(argc-i, argv+i); |
| 98 |
> |
if (rval < 0) { |
| 99 |
> |
sprintf(errmsg, "bad render option at '%s'", argv[i]); |
| 100 |
> |
error(USER, errmsg); |
| 101 |
> |
} |
| 102 |
> |
i += rval; |
| 103 |
|
} |
| 104 |
< |
if (gargc < 2 || argv[gargc-1][0] == '-') |
| 104 |
> |
gargc = ++i; |
| 105 |
> |
/* add "mandatory" render options */ |
| 106 |
> |
do_irrad = 0; |
| 107 |
> |
if (gargc > argc || argv[gargc-1][0] == '-') |
| 108 |
|
error(USER, "missing octree argument"); |
| 109 |
|
/* else initialize and run our calculation */ |
| 110 |
< |
init(nprocs); |
| 111 |
< |
if (gargc+1 < argc) |
| 110 |
> |
init(argv[gargc-1], nprocs); |
| 111 |
> |
if (gargc < argc) { |
| 112 |
> |
if (gargc == argc-1 || argv[gargc][0] != '<' || argv[gargc][1]) |
| 113 |
> |
error(USER, "use '< file1 file2 ..' for multiple inputs"); |
| 114 |
|
for (i = gargc+1; i < argc; i++) { |
| 115 |
|
if ((fp = fopen(argv[i], "r")) == NULL) { |
| 116 |
|
sprintf(errmsg, |
| 120 |
|
filter(fp, argv[i]); |
| 121 |
|
fclose(fp); |
| 122 |
|
} |
| 123 |
< |
else |
| 123 |
> |
} else |
| 124 |
|
filter(stdin, "standard input"); |
| 125 |
|
quit(0); |
| 126 |
+ |
return 0; /* pro forma return */ |
| 127 |
|
} |
| 128 |
|
|
| 160 |
– |
static void |
| 161 |
– |
killpersist(void) /* kill persistent rtrace process */ |
| 162 |
– |
{ |
| 163 |
– |
FILE *fp = fopen(persistfn, "r"); |
| 164 |
– |
int pid; |
| 129 |
|
|
| 166 |
– |
if (fp == NULL) |
| 167 |
– |
return; |
| 168 |
– |
if (fscanf(fp, "%*s %d", &pid) != 1 || kill(pid, SIGALRM) < 0) |
| 169 |
– |
unlink(persistfn); |
| 170 |
– |
fclose(fp); |
| 171 |
– |
} |
| 172 |
– |
|
| 173 |
– |
int |
| 174 |
– |
done_rprocs(struct rtproc *rtp) |
| 175 |
– |
{ |
| 176 |
– |
int st0, st1 = 0; |
| 177 |
– |
|
| 178 |
– |
if (rtp->next != NULL) { /* close last opened first! */ |
| 179 |
– |
st1 = done_rprocs(rtp->next); |
| 180 |
– |
free((void *)rtp->next); |
| 181 |
– |
rtp->next = NULL; |
| 182 |
– |
} |
| 183 |
– |
st0 = close_process(&rtp->pd); |
| 184 |
– |
if (st0 < 0) |
| 185 |
– |
error(WARNING, "unknown return status from rtrace process"); |
| 186 |
– |
else if (st0 > 0) |
| 187 |
– |
return(st0); |
| 188 |
– |
return(st1); |
| 189 |
– |
} |
| 190 |
– |
|
| 130 |
|
void |
| 131 |
< |
quit(int status) /* exit with status */ |
| 131 |
> |
init(char *octnm, int np) /* start rendering process(es) */ |
| 132 |
|
{ |
| 194 |
– |
int rtstat; |
| 195 |
– |
|
| 196 |
– |
if (rt0.next != NULL) /* terminate persistent rtrace */ |
| 197 |
– |
killpersist(); |
| 198 |
– |
/* clean up rtrace process(es) */ |
| 199 |
– |
rtstat = done_rprocs(&rt0); |
| 200 |
– |
if (status == 0) |
| 201 |
– |
status = rtstat; |
| 202 |
– |
exit(status); |
| 203 |
– |
} |
| 204 |
– |
|
| 205 |
– |
void |
| 206 |
– |
init(int np) /* start rtrace and set up buffers */ |
| 207 |
– |
{ |
| 208 |
– |
struct rtproc *rtp; |
| 209 |
– |
int i; |
| 210 |
– |
int maxbytes; |
| 211 |
– |
/* set up object functions */ |
| 212 |
– |
ofun[OBJ_FACE].funp = o_face; |
| 213 |
– |
ofun[OBJ_SPHERE].funp = o_sphere; |
| 214 |
– |
ofun[OBJ_RING].funp = o_ring; |
| 133 |
|
/* set up signal handling */ |
| 134 |
< |
#ifdef SIGPIPE /* not present on Windows */ |
| 134 |
> |
signal(SIGINT, quit); |
| 135 |
> |
#ifdef SIGHUP |
| 136 |
> |
signal(SIGHUP, quit); |
| 137 |
> |
#endif |
| 138 |
> |
#ifdef SIGTERM |
| 139 |
> |
signal(SIGTERM, quit); |
| 140 |
> |
#endif |
| 141 |
> |
#ifdef SIGPIPE |
| 142 |
|
signal(SIGPIPE, quit); |
| 143 |
|
#endif |
| 144 |
< |
rtp = &rt0; /* start rtrace process(es) */ |
| 145 |
< |
for (i = 0; i++ < np; ) { |
| 221 |
< |
errno = 0; |
| 222 |
< |
maxbytes = open_process(&rtp->pd, rtargv); |
| 223 |
< |
if (maxbytes == 0) { |
| 224 |
< |
eputs(rtargv[0]); |
| 225 |
< |
eputs(": command not found\n"); |
| 226 |
< |
exit(1); |
| 227 |
< |
} |
| 228 |
< |
if (maxbytes < 0) |
| 229 |
< |
error(SYSTEM, "cannot start rtrace process"); |
| 230 |
< |
rtp->bsiz = maxbytes/(6*sizeof(float)); |
| 231 |
< |
rtp->buf = (float *)malloc(6*sizeof(float)*rtp->bsiz--); |
| 232 |
< |
rtp->dest = (float **)calloc(rtp->bsiz, sizeof(float *)); |
| 233 |
< |
if (rtp->buf == NULL || rtp->dest == NULL) |
| 234 |
< |
error(SYSTEM, "out of memory in init"); |
| 235 |
< |
rtp->nrays = 0; |
| 236 |
< |
if (i == np) /* last process? */ |
| 237 |
< |
break; |
| 238 |
< |
if (np > 1) |
| 239 |
< |
sleep(2); /* wait for persist file */ |
| 240 |
< |
rtp->next = (struct rtproc *)malloc(sizeof(struct rtproc)); |
| 241 |
< |
if (rtp->next == NULL) |
| 242 |
< |
error(SYSTEM, "out of memory in init"); |
| 243 |
< |
rtp = rtp->next; |
| 244 |
< |
} |
| 245 |
< |
rtp->next = NULL; |
| 246 |
< |
/* set up urand */ |
| 247 |
< |
initurand(16384); |
| 144 |
> |
/* start rendering process(es) */ |
| 145 |
> |
ray_pinit(octnm, np); |
| 146 |
|
} |
| 147 |
|
|
| 148 |
|
|
| 149 |
|
void |
| 150 |
|
eputs( /* put string to stderr */ |
| 151 |
< |
register char *s |
| 151 |
> |
char *s |
| 152 |
|
) |
| 153 |
|
{ |
| 154 |
|
static int midline = 0; |
| 173 |
|
|
| 174 |
|
|
| 175 |
|
void |
| 176 |
+ |
quit(ec) /* make sure exit is called */ |
| 177 |
+ |
int ec; |
| 178 |
+ |
{ |
| 179 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
| 180 |
+ |
ray_pclose(0); |
| 181 |
+ |
else if (ray_pnprocs < 0) |
| 182 |
+ |
_exit(ec); /* avoid flush() in child */ |
| 183 |
+ |
exit(ec); |
| 184 |
+ |
} |
| 185 |
+ |
|
| 186 |
+ |
|
| 187 |
+ |
void |
| 188 |
|
filter( /* process stream */ |
| 189 |
< |
register FILE *infp, |
| 189 |
> |
FILE *infp, |
| 190 |
|
char *name |
| 191 |
|
) |
| 192 |
|
{ |
| 193 |
|
char buf[512]; |
| 194 |
|
FILE *pfp; |
| 195 |
< |
register int c; |
| 195 |
> |
int c; |
| 196 |
|
|
| 197 |
|
while ((c = getc(infp)) != EOF) { |
| 198 |
|
if (isspace(c)) |
| 224 |
|
char *nm |
| 225 |
|
) |
| 226 |
|
{ |
| 317 |
– |
extern FILE *freopen(); |
| 227 |
|
char buf[64]; |
| 228 |
+ |
int negax; |
| 229 |
|
int nerrs = 0; |
| 230 |
< |
register char *cp; |
| 230 |
> |
char *cp; |
| 231 |
|
|
| 232 |
|
if (strncmp(s, "#@mkillum", 9) || !isspace(s[9])) { |
| 233 |
|
fputs(s, stdout); /* not for us */ |
| 305 |
|
} |
| 306 |
|
cp = sskip(cp); |
| 307 |
|
continue; |
| 308 |
< |
case 'd': /* point sample density */ |
| 308 |
> |
case 'd': /* sample density */ |
| 309 |
|
if (*++cp != '=') |
| 310 |
|
break; |
| 311 |
< |
if (!isintd(++cp, " \t\n\r")) |
| 312 |
< |
break; |
| 313 |
< |
thisillum.sampdens = atoi(cp); |
| 311 |
> |
if (!*++cp || isspace(*cp)) |
| 312 |
> |
continue; |
| 313 |
> |
if (isintd(cp, " \t\n\r")) { |
| 314 |
> |
thisillum.sampdens = atoi(cp); |
| 315 |
> |
} else { |
| 316 |
> |
error(WARNING, "direct BSDF input unsupported"); |
| 317 |
> |
goto opterr; |
| 318 |
> |
} |
| 319 |
|
cp = sskip(cp); |
| 320 |
|
continue; |
| 321 |
< |
case 's': /* point super-samples */ |
| 321 |
> |
case 's': /* surface super-samples */ |
| 322 |
|
if (*++cp != '=') |
| 323 |
|
break; |
| 324 |
|
if (!isintd(++cp, " \t\n\r")) |
| 402 |
|
printf("l+\t\t\t\t# light type on\n"); |
| 403 |
|
else |
| 404 |
|
printf("l-\t\t\t\t# light type off\n"); |
| 405 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
| 406 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
| 405 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
| 406 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
| 407 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
| 408 |
|
} |
| 409 |
|
|
| 410 |
|
|
| 411 |
|
void |
| 412 |
|
printhead( /* print out header */ |
| 413 |
< |
register int ac, |
| 414 |
< |
register char **av |
| 413 |
> |
int ac, |
| 414 |
> |
char **av |
| 415 |
|
) |
| 416 |
|
{ |
| 417 |
|
putchar('#'); |
| 478 |
|
checkhead(); |
| 479 |
|
/* process object */ |
| 480 |
|
if (doit) |
| 481 |
< |
(*ofun[thisobj.otype].funp)(&thisobj, &thisillum, &rt0, nm); |
| 481 |
> |
switch (thisobj.otype) { |
| 482 |
> |
case OBJ_FACE: |
| 483 |
> |
my_face(&thisobj, &thisillum, nm); |
| 484 |
> |
break; |
| 485 |
> |
case OBJ_SPHERE: |
| 486 |
> |
my_sphere(&thisobj, &thisillum, nm); |
| 487 |
> |
break; |
| 488 |
> |
case OBJ_RING: |
| 489 |
> |
my_ring(&thisobj, &thisillum, nm); |
| 490 |
> |
break; |
| 491 |
> |
default: |
| 492 |
> |
my_default(&thisobj, &thisillum, nm); |
| 493 |
> |
break; |
| 494 |
> |
} |
| 495 |
|
else |
| 496 |
|
printobj(thisillum.altmat, &thisobj); |
| 497 |
|
/* free arguments */ |
| 498 |
|
freefargs(&thisobj.oargs); |
| 499 |
|
return; |
| 500 |
|
readerr: |
| 501 |
< |
sprintf(errmsg, "(%s): error reading scene", nm); |
| 501 |
> |
sprintf(errmsg, "(%s): error reading input", nm); |
| 502 |
|
error(USER, errmsg); |
| 503 |
|
} |