42 |
|
int outform = 'a'; /* output format */ |
43 |
|
char *outvals = "v"; /* output specification */ |
44 |
|
|
45 |
+ |
char *tralist[128]; /* list of modifers to trace (or no) */ |
46 |
+ |
int traincl = -1; /* include == 1, exclude == 0 */ |
47 |
+ |
#define MAXTSET 511 /* maximum number in trace set */ |
48 |
+ |
OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
49 |
+ |
|
50 |
|
int hresolu = 0; /* horizontal (scan) size */ |
51 |
|
int vresolu = 0; /* vertical resolution */ |
52 |
|
|
80 |
|
static int oputo(), oputd(), oputv(), oputl(), oputL(), |
81 |
|
oputp(), oputn(), oputN(), oputs(), oputw(), oputm(); |
82 |
|
|
83 |
< |
static int (*ray_out[10])(), (*every_out[10])(); |
84 |
< |
static int castonly; |
83 |
> |
static int ourtrace(), tabin(); |
84 |
> |
static int (*ray_out[16])(), (*every_out[16])(); |
85 |
> |
static int castonly = 0; |
86 |
|
|
87 |
|
static int puta(), putf(), putd(); |
88 |
|
|
92 |
|
quit(code) /* quit program */ |
93 |
|
int code; |
94 |
|
{ |
95 |
+ |
#ifndef NIX |
96 |
+ |
headclean(); /* delete header file */ |
97 |
+ |
pfclean(); /* clean up persist files */ |
98 |
+ |
#endif |
99 |
|
exit(code); |
100 |
|
} |
101 |
|
|
145 |
|
default: |
146 |
|
error(CONSISTENCY, "botched output format"); |
147 |
|
} |
148 |
< |
if (hresolu > 0 && vresolu > 0) |
149 |
< |
fprtresolu(hresolu, vresolu, stdout); |
148 |
> |
if (hresolu > 0) { |
149 |
> |
if (vresolu > 0) |
150 |
> |
fprtresolu(hresolu, vresolu, stdout); |
151 |
> |
fflush(stdout); |
152 |
> |
} |
153 |
|
/* process file */ |
154 |
|
while (getvec(orig, inform, fp) == 0 && |
155 |
|
getvec(direc, inform, fp) == 0) { |
163 |
|
if (imm_irrad) |
164 |
|
irrad(orig, direc); |
165 |
|
else |
166 |
< |
traceray(orig, direc); |
166 |
> |
rad(orig, direc); |
167 |
|
/* flush if time */ |
168 |
|
if (--nextflush == 0) { |
169 |
|
fflush(stdout); |
174 |
|
if (--vcount == 0) /* check for end */ |
175 |
|
break; |
176 |
|
} |
177 |
+ |
fflush(stdout); |
178 |
|
if (vcount > 0) |
179 |
|
error(USER, "read error"); |
180 |
< |
fclose(fp); |
180 |
> |
if (fname != NULL) |
181 |
> |
fclose(fp); |
182 |
|
} |
183 |
|
|
184 |
|
|
185 |
|
setoutput(vs) /* set up output tables */ |
186 |
|
register char *vs; |
187 |
|
{ |
188 |
< |
extern int ourtrace(), (*trace)(); |
188 |
> |
extern int (*trace)(); |
189 |
|
register int (**table)() = ray_out; |
190 |
|
|
191 |
|
castonly = 1; |
238 |
|
} |
239 |
|
|
240 |
|
|
241 |
< |
traceray(org, dir) /* compute and print ray value(s) */ |
241 |
> |
rad(org, dir) /* compute and print ray value(s) */ |
242 |
|
FVECT org, dir; |
243 |
|
{ |
229 |
– |
register int (**tp)(); |
230 |
– |
|
244 |
|
VCOPY(thisray.rorg, org); |
245 |
|
VCOPY(thisray.rdir, dir); |
246 |
|
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
248 |
|
localhit(&thisray, &thescene) || sourcehit(&thisray); |
249 |
|
else |
250 |
|
rayvalue(&thisray); |
251 |
< |
|
239 |
< |
if (ray_out[0] == NULL) |
240 |
< |
return; |
241 |
< |
for (tp = ray_out; *tp != NULL; tp++) |
242 |
< |
(**tp)(&thisray); |
243 |
< |
if (outform == 'a') |
244 |
< |
putchar('\n'); |
251 |
> |
printvals(&thisray); |
252 |
|
} |
253 |
|
|
254 |
|
|
263 |
|
} |
264 |
|
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
265 |
|
/* pretend we hit surface */ |
266 |
< |
thisray.rot = 1.0; |
266 |
> |
thisray.rot = 1.0-1e-4; |
267 |
|
thisray.rod = 1.0; |
268 |
|
VCOPY(thisray.ron, dir); |
269 |
|
for (i = 0; i < 3; i++) /* fudge factor */ |
270 |
|
thisray.rop[i] = org[i] + 1e-4*dir[i]; |
271 |
|
/* compute and print */ |
272 |
|
(*ofun[Lamb.otype].funp)(&Lamb, &thisray); |
273 |
< |
oputv(&thisray); |
273 |
> |
printvals(&thisray); |
274 |
> |
} |
275 |
> |
|
276 |
> |
|
277 |
> |
printvals(r) /* print requested ray values */ |
278 |
> |
RAY *r; |
279 |
> |
{ |
280 |
> |
register int (**tp)(); |
281 |
> |
|
282 |
> |
if (ray_out[0] == NULL) |
283 |
> |
return; |
284 |
> |
for (tp = ray_out; *tp != NULL; tp++) |
285 |
> |
(**tp)(r); |
286 |
|
if (outform == 'a') |
287 |
|
putchar('\n'); |
288 |
|
} |
325 |
|
} |
326 |
|
|
327 |
|
|
328 |
+ |
tranotify(obj) /* record new modifier */ |
329 |
+ |
OBJECT obj; |
330 |
+ |
{ |
331 |
+ |
static int hitlimit = 0; |
332 |
+ |
register OBJREC *o = objptr(obj); |
333 |
+ |
register char **tralp; |
334 |
+ |
|
335 |
+ |
if (hitlimit || !ismodifier(o->otype)) |
336 |
+ |
return; |
337 |
+ |
for (tralp = tralist; *tralp != NULL; tralp++) |
338 |
+ |
if (!strcmp(o->oname, *tralp)) { |
339 |
+ |
if (traset[0] >= MAXTSET) { |
340 |
+ |
error(WARNING, "too many modifiers in trace list"); |
341 |
+ |
hitlimit++; |
342 |
+ |
return; /* should this be fatal? */ |
343 |
+ |
} |
344 |
+ |
insertelem(traset, obj); |
345 |
+ |
return; |
346 |
+ |
} |
347 |
+ |
} |
348 |
+ |
|
349 |
+ |
|
350 |
|
static |
351 |
|
ourtrace(r) /* print ray values */ |
352 |
|
RAY *r; |
354 |
|
register int (**tp)(); |
355 |
|
|
356 |
|
if (every_out[0] == NULL) |
357 |
+ |
return; |
358 |
+ |
if (r->ro == NULL) { |
359 |
+ |
if (traincl == 1) |
360 |
+ |
return; |
361 |
+ |
} else if (traincl != -1 && traincl != inset(traset, r->ro->omod)) |
362 |
|
return; |
363 |
|
tabin(r); |
364 |
|
for (tp = every_out; *tp != NULL; tp++) |