1 |
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/* Copyright (c) 1991 Regents of the University of California */ |
2 |
– |
|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
|
#endif |
6 |
– |
|
4 |
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/* |
5 |
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* Make illum sources for optimizing rendering process |
6 |
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*/ |
7 |
|
|
11 |
– |
#include "mkillum.h" |
12 |
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|
8 |
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#include <signal.h> |
14 |
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|
9 |
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#include <ctype.h> |
10 |
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|
11 |
+ |
#include "paths.h" /* win_popen() */ |
12 |
+ |
#include "mkillum.h" |
13 |
+ |
|
14 |
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/* default parameters */ |
15 |
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#define SAMPDENS 48 /* points per projected steradian */ |
16 |
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#define NSAMPS 32 /* samples per point */ |
22 |
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#define S_COMPL 2 /* select all but element */ |
23 |
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#define S_ALL 3 /* select all */ |
24 |
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|
28 |
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/* rtrace command and defaults */ |
29 |
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char *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "3", "-di+", |
30 |
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"-ab", "2", "-ad", "256", "-as", "128", "-aa", ".15", }; |
31 |
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int rtargc = 14; |
32 |
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/* overriding rtrace options */ |
33 |
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char *myrtopts[] = { "-I-", "-i-", "-ov", "-h-", "-fff", "-y", "0", NULL }; |
34 |
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|
35 |
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struct rtproc rt; /* our rtrace process */ |
36 |
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|
25 |
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struct illum_args thisillum = { /* our illum and default values */ |
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0, |
27 |
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DFLMAT, |
36 |
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char matcheck[MAXSTR]; /* current material to include or exclude */ |
37 |
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int matselect = S_ALL; /* selection criterion */ |
38 |
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|
51 |
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FUN ofun[NUMOTYPE] = INIT_OTYPE; /* object types */ |
52 |
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|
39 |
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int gargc; /* global argc */ |
40 |
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char **gargv; /* global argv */ |
55 |
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#define progname gargv[0] |
41 |
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|
42 |
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int doneheader = 0; /* printed header yet? */ |
43 |
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#define checkhead() if (!doneheader++) printhead(gargc,gargv) |
44 |
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|
45 |
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int warnings = 1; /* print warnings? */ |
46 |
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|
47 |
< |
extern char *fgetline(), *fgetword(), *sskip(), |
48 |
< |
*atos(), *iskip(), *fskip(), *strcpy(); |
49 |
< |
extern FILE *popen(); |
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(int ac, char **av); |
52 |
> |
void xobject(FILE *fp, char *nm); |
53 |
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|
54 |
|
|
55 |
< |
main(argc, argv) /* compute illum distributions using rtrace */ |
56 |
< |
int argc; |
57 |
< |
char *argv[]; |
55 |
> |
int |
56 |
> |
main( /* compute illum distributions using rtrace */ |
57 |
> |
int argc, |
58 |
> |
char *argv[] |
59 |
> |
) |
60 |
|
{ |
61 |
< |
extern char *getenv(), *getpath(); |
72 |
< |
char *rtpath; |
61 |
> |
int nprocs = 1; |
62 |
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FILE *fp; |
63 |
< |
register int i; |
63 |
> |
int rval; |
64 |
> |
int i; |
65 |
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/* set global arguments */ |
66 |
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gargv = argv; |
67 |
< |
/* set up rtrace command */ |
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 |
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for (i = 1; i < argc; i++) { |
74 |
< |
if (argv[i][0] == '<' && !argv[i][1]) |
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 |
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break; |
82 |
< |
rtargv[rtargc++] = argv[i]; |
83 |
< |
if (argv[i][0] == '-' && argv[i][1] == 'w') |
84 |
< |
warnings = !warnings; |
84 |
< |
} |
85 |
< |
gargc = i; |
86 |
< |
rtargc--; |
87 |
< |
for (i = 0; myrtopts[i] != NULL; i++) |
88 |
< |
rtargv[rtargc++] = myrtopts[i]; |
89 |
< |
rtargv[rtargc++] = argv[gargc-1]; |
90 |
< |
rtargv[rtargc] = NULL; |
91 |
< |
/* just asking for defaults? */ |
92 |
< |
if (!strcmp(argv[gargc-1], "-defaults")) { |
93 |
< |
printopts(); fflush(stdout); |
94 |
< |
rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
95 |
< |
if (rtpath == NULL) { |
96 |
< |
eputs(rtargv[0]); |
97 |
< |
eputs(": command not found\n"); |
98 |
< |
exit(1); |
82 |
> |
if (!strcmp(argv[i], "-w")) { |
83 |
> |
warnings = 0; |
84 |
> |
continue; |
85 |
|
} |
86 |
< |
execv(rtpath, rtargv); |
87 |
< |
perror(rtpath); |
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(); |
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 |
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} |
123 |
< |
else |
123 |
> |
} else |
124 |
|
filter(stdin, "standard input"); |
125 |
|
quit(0); |
126 |
+ |
return 0; /* pro forma return */ |
127 |
|
} |
128 |
|
|
129 |
|
|
130 |
< |
quit(status) /* exit with status */ |
131 |
< |
int status; |
130 |
> |
void |
131 |
> |
init(char *octnm, int np) /* start rendering process(es) */ |
132 |
|
{ |
127 |
– |
int rtstat; |
128 |
– |
|
129 |
– |
rtstat = close_process(rt.pd); |
130 |
– |
if (status == 0) |
131 |
– |
if (rtstat < 0) |
132 |
– |
error(WARNING, |
133 |
– |
"unknown return status from rtrace process"); |
134 |
– |
else |
135 |
– |
status = rtstat; |
136 |
– |
exit(status); |
137 |
– |
} |
138 |
– |
|
139 |
– |
|
140 |
– |
init() /* start rtrace and set up buffers */ |
141 |
– |
{ |
142 |
– |
extern int o_face(), o_sphere(), o_ring(); |
143 |
– |
int maxbytes; |
144 |
– |
/* set up object functions */ |
145 |
– |
ofun[OBJ_FACE].funp = o_face; |
146 |
– |
ofun[OBJ_SPHERE].funp = o_sphere; |
147 |
– |
ofun[OBJ_RING].funp = o_ring; |
133 |
|
/* set up signal handling */ |
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 |
< |
/* start rtrace process */ |
144 |
< |
errno = 0; |
145 |
< |
maxbytes = open_process(rt.pd, rtargv); |
153 |
< |
if (maxbytes == 0) { |
154 |
< |
eputs(rtargv[0]); |
155 |
< |
eputs(": command not found\n"); |
156 |
< |
exit(1); |
157 |
< |
} |
158 |
< |
if (maxbytes < 0) |
159 |
< |
error(SYSTEM, "cannot start rtrace process"); |
160 |
< |
rt.bsiz = maxbytes/(6*sizeof(float)); |
161 |
< |
rt.buf = (float *)malloc(6*sizeof(float)*rt.bsiz--); |
162 |
< |
rt.dest = (float **)malloc(sizeof(float *)*rt.bsiz); |
163 |
< |
if (rt.buf == NULL || rt.dest == NULL) |
164 |
< |
error(SYSTEM, "out of memory in init"); |
165 |
< |
rt.nrays = 0; |
166 |
< |
/* set up urand */ |
167 |
< |
initurand(2048); |
143 |
> |
#endif |
144 |
> |
/* start rendering process(es) */ |
145 |
> |
ray_pinit(octnm, np); |
146 |
|
} |
147 |
|
|
148 |
|
|
149 |
< |
eputs(s) /* put string to stderr */ |
150 |
< |
register char *s; |
149 |
> |
void |
150 |
> |
eputs( /* put string to stderr */ |
151 |
> |
const char *s |
152 |
> |
) |
153 |
|
{ |
154 |
|
static int midline = 0; |
155 |
|
|
163 |
|
} |
164 |
|
|
165 |
|
|
166 |
< |
wputs(s) /* print warning if enabled */ |
167 |
< |
char *s; |
166 |
> |
void |
167 |
> |
wputs(const char *s) /* print warning if enabled */ |
168 |
|
{ |
169 |
|
if (warnings) |
170 |
|
eputs(s); |
171 |
|
} |
172 |
|
|
173 |
|
|
174 |
< |
filter(infp, name) /* process stream */ |
175 |
< |
register FILE *infp; |
196 |
< |
char *name; |
174 |
> |
void |
175 |
> |
quit(int ec) /* make sure exit is called */ |
176 |
|
{ |
177 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
178 |
+ |
ray_pclose(0); |
179 |
+ |
else if (ray_pnprocs < 0) |
180 |
+ |
_exit(ec); /* avoid flush() in child */ |
181 |
+ |
exit(ec); |
182 |
+ |
} |
183 |
+ |
|
184 |
+ |
|
185 |
+ |
void |
186 |
+ |
filter( /* process stream */ |
187 |
+ |
FILE *infp, |
188 |
+ |
char *name |
189 |
+ |
) |
190 |
+ |
{ |
191 |
|
char buf[512]; |
192 |
|
FILE *pfp; |
193 |
< |
register int c; |
193 |
> |
int c; |
194 |
|
|
195 |
|
while ((c = getc(infp)) != EOF) { |
196 |
|
if (isspace(c)) |
207 |
|
error(SYSTEM, errmsg); |
208 |
|
} |
209 |
|
filter(pfp, buf); |
210 |
< |
pclose(pfp); |
210 |
> |
if (pclose(pfp) != 0) { |
211 |
> |
sprintf(errmsg, "bad status from \"%s\"", buf); |
212 |
> |
error(USER, errmsg); |
213 |
> |
} |
214 |
|
} else { /* object */ |
215 |
|
ungetc(c, infp); |
216 |
|
xobject(infp, name); |
219 |
|
} |
220 |
|
|
221 |
|
|
222 |
< |
xoptions(s, nm) /* process options in string s */ |
223 |
< |
char *s; |
224 |
< |
char *nm; |
222 |
> |
void |
223 |
> |
xoptions( /* process options in string s */ |
224 |
> |
char *s, |
225 |
> |
char *nm |
226 |
> |
) |
227 |
|
{ |
230 |
– |
extern FILE *freopen(); |
228 |
|
char buf[64]; |
229 |
+ |
int negax; |
230 |
|
int nerrs = 0; |
231 |
< |
register char *cp; |
231 |
> |
char *cp; |
232 |
|
|
233 |
|
if (strncmp(s, "#@mkillum", 9) || !isspace(s[9])) { |
234 |
|
fputs(s, stdout); /* not for us */ |
240 |
|
case ' ': |
241 |
|
case '\t': |
242 |
|
case '\n': |
243 |
+ |
case '\r': |
244 |
+ |
case '\f': |
245 |
|
cp++; |
246 |
|
continue; |
247 |
|
case 'm': /* material name */ |
248 |
|
if (*++cp != '=') |
249 |
|
break; |
250 |
< |
if (!*++cp) |
250 |
> |
if (!*++cp || isspace(*cp)) |
251 |
|
break; |
252 |
|
atos(thisillum.matname, MAXSTR, cp); |
253 |
|
cp = sskip(cp); |
259 |
|
case 'f': /* data file name */ |
260 |
|
if (*++cp != '=') |
261 |
|
break; |
262 |
< |
if (!*++cp) { |
262 |
> |
if (!*++cp || isspace(*cp)) { |
263 |
|
strcpy(thisillum.datafile,thisillum.matname); |
264 |
|
thisillum.dfnum = 0; |
265 |
|
thisillum.flags &= ~IL_DATCLB; |
306 |
|
} |
307 |
|
cp = sskip(cp); |
308 |
|
continue; |
309 |
< |
case 'd': /* point sample density */ |
309 |
> |
case 'd': /* sample density */ |
310 |
|
if (*++cp != '=') |
311 |
|
break; |
312 |
< |
if (!isintd(++cp, " \t\n")) |
313 |
< |
break; |
314 |
< |
thisillum.sampdens = atoi(cp); |
312 |
> |
if (!*++cp || isspace(*cp)) |
313 |
> |
continue; |
314 |
> |
if (isintd(cp, " \t\n\r")) { |
315 |
> |
thisillum.sampdens = atoi(cp); |
316 |
> |
} else { |
317 |
> |
error(WARNING, "direct BSDF input unsupported"); |
318 |
> |
goto opterr; |
319 |
> |
} |
320 |
|
cp = sskip(cp); |
321 |
|
continue; |
322 |
< |
case 's': /* point super-samples */ |
322 |
> |
case 's': /* surface super-samples */ |
323 |
|
if (*++cp != '=') |
324 |
|
break; |
325 |
< |
if (!isintd(++cp, " \t\n")) |
325 |
> |
if (!isintd(++cp, " \t\n\r")) |
326 |
|
break; |
327 |
|
thisillum.nsamps = atoi(cp); |
328 |
|
cp = sskip(cp); |
340 |
|
case 'b': /* brightness */ |
341 |
|
if (*++cp != '=') |
342 |
|
break; |
343 |
< |
if (!isfltd(++cp, " \t\n")) |
343 |
> |
if (!isfltd(++cp, " \t\n\r")) |
344 |
|
break; |
345 |
|
thisillum.minbrt = atof(cp); |
346 |
|
if (thisillum.minbrt < 0.) |
350 |
|
case 'o': /* output file */ |
351 |
|
if (*++cp != '=') |
352 |
|
break; |
353 |
< |
if (!*++cp) |
353 |
> |
if (!*++cp || isspace(*cp)) |
354 |
|
break; |
355 |
|
atos(buf, sizeof(buf), cp); |
356 |
|
cp = sskip(cp); |
368 |
|
return; |
369 |
|
} |
370 |
|
opterr: /* skip faulty option */ |
371 |
< |
cp = sskip(cp); |
371 |
> |
while (*cp && !isspace(*cp)) |
372 |
> |
cp++; |
373 |
|
nerrs++; |
374 |
|
} |
375 |
|
/* print header? */ |
387 |
|
printf("# %s", s+2); |
388 |
|
} |
389 |
|
|
390 |
< |
|
391 |
< |
printopts() /* print out option default values */ |
390 |
> |
void |
391 |
> |
printopts(void) /* print out option default values */ |
392 |
|
{ |
393 |
|
printf("m=%-15s\t\t# material name\n", thisillum.matname); |
394 |
|
printf("f=%-15s\t\t# data file name\n", thisillum.datafile); |
403 |
|
printf("l+\t\t\t\t# light type on\n"); |
404 |
|
else |
405 |
|
printf("l-\t\t\t\t# light type off\n"); |
406 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
407 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
406 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
407 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
408 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
409 |
|
} |
410 |
|
|
411 |
|
|
412 |
< |
printhead(ac, av) /* print out header */ |
413 |
< |
register int ac; |
414 |
< |
register char **av; |
412 |
> |
void |
413 |
> |
printhead( /* print out header */ |
414 |
> |
int ac, |
415 |
> |
char **av |
416 |
> |
) |
417 |
|
{ |
418 |
|
putchar('#'); |
419 |
|
while (ac-- > 0) { |
424 |
|
} |
425 |
|
|
426 |
|
|
427 |
< |
xobject(fp, nm) /* translate an object from fp */ |
428 |
< |
FILE *fp; |
429 |
< |
char *nm; |
427 |
> |
void |
428 |
> |
xobject( /* translate an object from fp */ |
429 |
> |
FILE *fp, |
430 |
> |
char *nm |
431 |
> |
) |
432 |
|
{ |
433 |
|
OBJREC thisobj; |
434 |
|
char str[MAXSTR]; |
439 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
440 |
|
goto readerr; |
441 |
|
/* is it an alias? */ |
442 |
< |
if (!strcmp(str, ALIASID)) { |
442 |
> |
if (!strcmp(str, ALIASKEY)) { |
443 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
444 |
|
goto readerr; |
445 |
< |
printf("\n%s %s %s", thisillum.altmat, ALIASID, str); |
445 |
> |
printf("\n%s %s %s", thisillum.altmat, ALIASKEY, str); |
446 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
447 |
|
goto readerr; |
448 |
|
printf("\t%s\n", str); |
479 |
|
checkhead(); |
480 |
|
/* process object */ |
481 |
|
if (doit) |
482 |
< |
(*ofun[thisobj.otype].funp)(&thisobj, &thisillum, &rt, nm); |
482 |
> |
switch (thisobj.otype) { |
483 |
> |
case OBJ_FACE: |
484 |
> |
my_face(&thisobj, &thisillum, nm); |
485 |
> |
break; |
486 |
> |
case OBJ_SPHERE: |
487 |
> |
my_sphere(&thisobj, &thisillum, nm); |
488 |
> |
break; |
489 |
> |
case OBJ_RING: |
490 |
> |
my_ring(&thisobj, &thisillum, nm); |
491 |
> |
break; |
492 |
> |
default: |
493 |
> |
my_default(&thisobj, &thisillum, nm); |
494 |
> |
break; |
495 |
> |
} |
496 |
|
else |
497 |
|
printobj(thisillum.altmat, &thisobj); |
498 |
|
/* free arguments */ |
499 |
|
freefargs(&thisobj.oargs); |
500 |
|
return; |
501 |
|
readerr: |
502 |
< |
sprintf(errmsg, "(%s): error reading scene", nm); |
502 |
> |
sprintf(errmsg, "(%s): error reading input", nm); |
503 |
|
error(USER, errmsg); |
504 |
|
} |