1 |
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/* Copyright (c) 1995 Regents of the University of California */ |
2 |
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|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
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#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 |
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#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 "rtprocess.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 |
|
|
28 |
– |
/* rtrace command and defaults */ |
29 |
– |
char *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "3", "-dv-", |
30 |
– |
"-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 */ |
26 |
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0, |
27 |
+ |
0., |
28 |
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DFLMAT, |
29 |
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DFLDAT, |
30 |
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0, |
37 |
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char matcheck[MAXSTR]; /* current material to include or exclude */ |
38 |
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int matselect = S_ALL; /* selection criterion */ |
39 |
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|
51 |
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FUN ofun[NUMOTYPE] = INIT_OTYPE; /* object types */ |
52 |
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|
40 |
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int gargc; /* global argc */ |
41 |
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char **gargv; /* global argv */ |
55 |
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#define progname gargv[0] |
42 |
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|
43 |
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int doneheader = 0; /* printed header yet? */ |
44 |
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#define checkhead() if (!doneheader++) printhead(gargc,gargv) |
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|
46 |
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int warnings = 1; /* print warnings? */ |
47 |
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|
48 |
< |
extern char *fgetline(), *fgetword(), *sskip(), |
49 |
< |
*atos(), *iskip(), *fskip(), *strcpy(); |
50 |
< |
extern FILE *popen(); |
48 |
> |
void init(char *octnm, int np); |
49 |
> |
void filter(register FILE *infp, char *name); |
50 |
> |
void xoptions(char *s, char *nm); |
51 |
> |
void printopts(void); |
52 |
> |
void printhead(register int ac, register char **av); |
53 |
> |
void xobject(FILE *fp, char *nm); |
54 |
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|
55 |
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|
56 |
< |
main(argc, argv) /* compute illum distributions using rtrace */ |
57 |
< |
int argc; |
58 |
< |
char *argv[]; |
56 |
> |
int |
57 |
> |
main( /* compute illum distributions using rtrace */ |
58 |
> |
int argc, |
59 |
> |
char *argv[] |
60 |
> |
) |
61 |
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{ |
62 |
< |
extern char *getenv(), *getpath(); |
72 |
< |
char *rtpath; |
62 |
> |
int nprocs = 1; |
63 |
|
FILE *fp; |
64 |
+ |
int rval; |
65 |
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register int i; |
66 |
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/* set global arguments */ |
67 |
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gargv = argv; |
68 |
< |
/* set up rtrace command */ |
68 |
> |
progname = gargv[0]; |
69 |
> |
/* set up rendering defaults */ |
70 |
> |
dstrsrc = 0.5; |
71 |
> |
directrelay = 3; |
72 |
> |
ambounce = 2; |
73 |
> |
/* get options from command line */ |
74 |
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for (i = 1; i < argc; i++) { |
75 |
< |
if (argv[i][0] == '<' && argv[i][1] == '\0') |
75 |
> |
while ((rval = expandarg(&argc, &argv, i)) > 0) |
76 |
> |
; |
77 |
> |
if (rval < 0) { |
78 |
> |
sprintf(errmsg, "cannot expand '%s'", argv[i]); |
79 |
> |
error(SYSTEM, errmsg); |
80 |
> |
} |
81 |
> |
if (argv[i][0] != '-') |
82 |
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break; |
83 |
< |
rtargv[rtargc++] = argv[i]; |
84 |
< |
if (argv[i][0] == '-' && argv[i][1] == 'w') |
85 |
< |
switch (argv[i][2]) { |
84 |
< |
case '\0': |
85 |
< |
warnings = !warnings; |
86 |
< |
break; |
87 |
< |
case '+': |
88 |
< |
case 'T': case 't': |
89 |
< |
case 'Y': case 'y': |
90 |
< |
case '1': |
91 |
< |
warnings = 1; |
92 |
< |
break; |
93 |
< |
case '-': |
94 |
< |
case 'F': case 'f': |
95 |
< |
case 'N': case 'n': |
96 |
< |
case '0': |
97 |
< |
warnings = 0; |
98 |
< |
break; |
99 |
< |
} |
100 |
< |
} |
101 |
< |
gargc = i; |
102 |
< |
rtargc--; |
103 |
< |
for (i = 0; myrtopts[i] != NULL; i++) |
104 |
< |
rtargv[rtargc++] = myrtopts[i]; |
105 |
< |
rtargv[rtargc++] = argv[gargc-1]; |
106 |
< |
rtargv[rtargc] = NULL; |
107 |
< |
/* just asking for defaults? */ |
108 |
< |
if (!strcmp(argv[gargc-1], "-defaults")) { |
109 |
< |
printopts(); fflush(stdout); |
110 |
< |
rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
111 |
< |
if (rtpath == NULL) { |
112 |
< |
eputs(rtargv[0]); |
113 |
< |
eputs(": command not found\n"); |
114 |
< |
exit(1); |
83 |
> |
if (!strcmp(argv[i], "-w")) { |
84 |
> |
warnings = 0; |
85 |
> |
continue; |
86 |
|
} |
87 |
< |
execv(rtpath, rtargv); |
88 |
< |
perror(rtpath); |
89 |
< |
exit(1); |
87 |
> |
if (!strcmp(argv[i], "-n")) { |
88 |
> |
nprocs = atoi(argv[++i]); |
89 |
> |
if (nprocs <= 0) |
90 |
> |
error(USER, "illegal number of processes"); |
91 |
> |
continue; |
92 |
> |
} |
93 |
> |
if (!strcmp(argv[i], "-defaults")) { |
94 |
> |
printopts(); |
95 |
> |
print_rdefaults(); |
96 |
> |
quit(0); |
97 |
> |
} |
98 |
> |
rval = getrenderopt(argc-i, argv+i); |
99 |
> |
if (rval < 0) { |
100 |
> |
sprintf(errmsg, "bad render option at '%s'", argv[i]); |
101 |
> |
error(USER, errmsg); |
102 |
> |
} |
103 |
> |
i += rval; |
104 |
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} |
105 |
< |
if (gargc < 2 || argv[gargc-1][0] == '-') |
105 |
> |
gargc = ++i; |
106 |
> |
/* add "mandatory" render options */ |
107 |
> |
do_irrad = 0; |
108 |
> |
if (gargc > argc || argv[gargc-1][0] == '-') |
109 |
|
error(USER, "missing octree argument"); |
110 |
|
/* else initialize and run our calculation */ |
111 |
< |
init(); |
112 |
< |
if (gargc+1 < argc) |
111 |
> |
init(argv[gargc-1], nprocs); |
112 |
> |
if (gargc < argc) { |
113 |
> |
if (gargc == argc-1 || argv[gargc][0] != '<' || argv[gargc][1]) |
114 |
> |
error(USER, "use '< file1 file2 ..' for multiple inputs"); |
115 |
|
for (i = gargc+1; i < argc; i++) { |
116 |
|
if ((fp = fopen(argv[i], "r")) == NULL) { |
117 |
|
sprintf(errmsg, |
121 |
|
filter(fp, argv[i]); |
122 |
|
fclose(fp); |
123 |
|
} |
124 |
< |
else |
124 |
> |
} else |
125 |
|
filter(stdin, "standard input"); |
126 |
|
quit(0); |
127 |
+ |
return 0; /* pro forma return */ |
128 |
|
} |
129 |
|
|
130 |
|
|
131 |
< |
quit(status) /* exit with status */ |
132 |
< |
int status; |
131 |
> |
void |
132 |
> |
init(char *octnm, int np) /* start rendering process(es) */ |
133 |
|
{ |
143 |
– |
int rtstat; |
144 |
– |
|
145 |
– |
rtstat = close_process(rt.pd); |
146 |
– |
if (status == 0) |
147 |
– |
if (rtstat < 0) |
148 |
– |
error(WARNING, |
149 |
– |
"unknown return status from rtrace process"); |
150 |
– |
else |
151 |
– |
status = rtstat; |
152 |
– |
exit(status); |
153 |
– |
} |
154 |
– |
|
155 |
– |
|
156 |
– |
init() /* start rtrace and set up buffers */ |
157 |
– |
{ |
158 |
– |
extern int o_face(), o_sphere(), o_ring(); |
159 |
– |
int maxbytes; |
160 |
– |
/* set up object functions */ |
161 |
– |
ofun[OBJ_FACE].funp = o_face; |
162 |
– |
ofun[OBJ_SPHERE].funp = o_sphere; |
163 |
– |
ofun[OBJ_RING].funp = o_ring; |
134 |
|
/* set up signal handling */ |
135 |
+ |
signal(SIGINT, quit); |
136 |
+ |
#ifdef SIGHUP |
137 |
+ |
signal(SIGHUP, quit); |
138 |
+ |
#endif |
139 |
+ |
#ifdef SIGTERM |
140 |
+ |
signal(SIGTERM, quit); |
141 |
+ |
#endif |
142 |
+ |
#ifdef SIGPIPE |
143 |
|
signal(SIGPIPE, quit); |
144 |
< |
/* start rtrace process */ |
145 |
< |
errno = 0; |
146 |
< |
maxbytes = open_process(rt.pd, rtargv); |
169 |
< |
if (maxbytes == 0) { |
170 |
< |
eputs(rtargv[0]); |
171 |
< |
eputs(": command not found\n"); |
172 |
< |
exit(1); |
173 |
< |
} |
174 |
< |
if (maxbytes < 0) |
175 |
< |
error(SYSTEM, "cannot start rtrace process"); |
176 |
< |
rt.bsiz = maxbytes/(6*sizeof(float)); |
177 |
< |
rt.buf = (float *)malloc(6*sizeof(float)*rt.bsiz--); |
178 |
< |
rt.dest = (float **)malloc(sizeof(float *)*rt.bsiz); |
179 |
< |
if (rt.buf == NULL || rt.dest == NULL) |
180 |
< |
error(SYSTEM, "out of memory in init"); |
181 |
< |
rt.nrays = 0; |
182 |
< |
/* set up urand */ |
183 |
< |
initurand(16384); |
144 |
> |
#endif |
145 |
> |
/* start rendering process(es) */ |
146 |
> |
ray_pinit(octnm, np); |
147 |
|
} |
148 |
|
|
149 |
|
|
150 |
< |
eputs(s) /* put string to stderr */ |
151 |
< |
register char *s; |
150 |
> |
void |
151 |
> |
eputs( /* put string to stderr */ |
152 |
> |
register char *s |
153 |
> |
) |
154 |
|
{ |
155 |
|
static int midline = 0; |
156 |
|
|
164 |
|
} |
165 |
|
|
166 |
|
|
167 |
+ |
void |
168 |
|
wputs(s) /* print warning if enabled */ |
169 |
|
char *s; |
170 |
|
{ |
173 |
|
} |
174 |
|
|
175 |
|
|
176 |
< |
filter(infp, name) /* process stream */ |
177 |
< |
register FILE *infp; |
178 |
< |
char *name; |
176 |
> |
void |
177 |
> |
quit(ec) /* make sure exit is called */ |
178 |
> |
int ec; |
179 |
|
{ |
180 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
181 |
+ |
ray_pclose(0); |
182 |
+ |
exit(ec); |
183 |
+ |
} |
184 |
+ |
|
185 |
+ |
|
186 |
+ |
void |
187 |
+ |
filter( /* process stream */ |
188 |
+ |
register FILE *infp, |
189 |
+ |
char *name |
190 |
+ |
) |
191 |
+ |
{ |
192 |
|
char buf[512]; |
193 |
|
FILE *pfp; |
194 |
|
register int c; |
217 |
|
} |
218 |
|
|
219 |
|
|
220 |
< |
xoptions(s, nm) /* process options in string s */ |
221 |
< |
char *s; |
222 |
< |
char *nm; |
220 |
> |
void |
221 |
> |
xoptions( /* process options in string s */ |
222 |
> |
char *s, |
223 |
> |
char *nm |
224 |
> |
) |
225 |
|
{ |
226 |
|
extern FILE *freopen(); |
227 |
|
char buf[64]; |
228 |
+ |
int negax; |
229 |
|
int nerrs = 0; |
230 |
|
register char *cp; |
231 |
|
|
239 |
|
case ' ': |
240 |
|
case '\t': |
241 |
|
case '\n': |
242 |
+ |
case '\r': |
243 |
+ |
case '\f': |
244 |
|
cp++; |
245 |
|
continue; |
246 |
|
case 'm': /* material name */ |
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")) |
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")) |
324 |
> |
if (!isintd(++cp, " \t\n\r")) |
325 |
|
break; |
326 |
|
thisillum.nsamps = atoi(cp); |
327 |
|
cp = sskip(cp); |
339 |
|
case 'b': /* brightness */ |
340 |
|
if (*++cp != '=') |
341 |
|
break; |
342 |
< |
if (!isfltd(++cp, " \t\n")) |
342 |
> |
if (!isfltd(++cp, " \t\n\r")) |
343 |
|
break; |
344 |
|
thisillum.minbrt = atof(cp); |
345 |
|
if (thisillum.minbrt < 0.) |
360 |
|
} |
361 |
|
doneheader = 0; |
362 |
|
continue; |
363 |
+ |
case 't': /* object thickness */ |
364 |
+ |
if (*++cp != '=') |
365 |
+ |
break; |
366 |
+ |
if (!isfltd(++cp, " \t\n\r")) |
367 |
+ |
break; |
368 |
+ |
thisillum.thick = atof(cp); |
369 |
+ |
if (thisillum.thick < .0) |
370 |
+ |
thisillum.thick = .0; |
371 |
+ |
cp = sskip(cp); |
372 |
+ |
continue; |
373 |
|
case '!': /* processed file! */ |
374 |
|
sprintf(errmsg, "(%s): already processed!", nm); |
375 |
|
error(WARNING, errmsg); |
377 |
|
return; |
378 |
|
} |
379 |
|
opterr: /* skip faulty option */ |
380 |
< |
cp = sskip(cp); |
380 |
> |
while (*cp && !isspace(*cp)) |
381 |
> |
cp++; |
382 |
|
nerrs++; |
383 |
|
} |
384 |
|
/* print header? */ |
396 |
|
printf("# %s", s+2); |
397 |
|
} |
398 |
|
|
399 |
< |
|
400 |
< |
printopts() /* print out option default values */ |
399 |
> |
void |
400 |
> |
printopts(void) /* print out option default values */ |
401 |
|
{ |
402 |
|
printf("m=%-15s\t\t# material name\n", thisillum.matname); |
403 |
|
printf("f=%-15s\t\t# data file name\n", thisillum.datafile); |
412 |
|
printf("l+\t\t\t\t# light type on\n"); |
413 |
|
else |
414 |
|
printf("l-\t\t\t\t# light type off\n"); |
415 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
416 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
415 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
416 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
417 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
418 |
+ |
printf("t=%f\t\t\t# object thickness\n", thisillum.thick); |
419 |
|
} |
420 |
|
|
421 |
|
|
422 |
< |
printhead(ac, av) /* print out header */ |
423 |
< |
register int ac; |
424 |
< |
register char **av; |
422 |
> |
void |
423 |
> |
printhead( /* print out header */ |
424 |
> |
register int ac, |
425 |
> |
register char **av |
426 |
> |
) |
427 |
|
{ |
428 |
|
putchar('#'); |
429 |
|
while (ac-- > 0) { |
434 |
|
} |
435 |
|
|
436 |
|
|
437 |
< |
xobject(fp, nm) /* translate an object from fp */ |
438 |
< |
FILE *fp; |
439 |
< |
char *nm; |
437 |
> |
void |
438 |
> |
xobject( /* translate an object from fp */ |
439 |
> |
FILE *fp, |
440 |
> |
char *nm |
441 |
> |
) |
442 |
|
{ |
443 |
|
OBJREC thisobj; |
444 |
|
char str[MAXSTR]; |
449 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
450 |
|
goto readerr; |
451 |
|
/* is it an alias? */ |
452 |
< |
if (!strcmp(str, ALIASID)) { |
452 |
> |
if (!strcmp(str, ALIASKEY)) { |
453 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
454 |
|
goto readerr; |
455 |
< |
printf("\n%s %s %s", thisillum.altmat, ALIASID, str); |
455 |
> |
printf("\n%s %s %s", thisillum.altmat, ALIASKEY, str); |
456 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
457 |
|
goto readerr; |
458 |
|
printf("\t%s\n", str); |
489 |
|
checkhead(); |
490 |
|
/* process object */ |
491 |
|
if (doit) |
492 |
< |
(*ofun[thisobj.otype].funp)(&thisobj, &thisillum, &rt, nm); |
492 |
> |
switch (thisobj.otype) { |
493 |
> |
case OBJ_FACE: |
494 |
> |
my_face(&thisobj, &thisillum, nm); |
495 |
> |
break; |
496 |
> |
case OBJ_SPHERE: |
497 |
> |
my_sphere(&thisobj, &thisillum, nm); |
498 |
> |
break; |
499 |
> |
case OBJ_RING: |
500 |
> |
my_ring(&thisobj, &thisillum, nm); |
501 |
> |
break; |
502 |
> |
default: |
503 |
> |
my_default(&thisobj, &thisillum, nm); |
504 |
> |
break; |
505 |
> |
} |
506 |
|
else |
507 |
|
printobj(thisillum.altmat, &thisobj); |
508 |
|
/* free arguments */ |
509 |
|
freefargs(&thisobj.oargs); |
510 |
|
return; |
511 |
|
readerr: |
512 |
< |
sprintf(errmsg, "(%s): error reading scene", nm); |
512 |
> |
sprintf(errmsg, "(%s): error reading input", nm); |
513 |
|
error(USER, errmsg); |
514 |
|
} |