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/* Copyright (c) 1993 Regents of the University of California */ |
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/* Copyright (c) 1994 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#define sscanvec(s,v) (sscanf(s,"%lf %lf %lf",v,v+1,v+2)==3) |
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#endif |
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|
33 |
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extern char *atos(); |
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|
35 |
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extern FILE *popen(); |
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|
37 |
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extern char rifname[128]; /* rad input file name */ |
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|
39 |
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extern char VersionID[]; |
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extern char *progname; |
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extern char *octname; |
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fputs(progname, fp); |
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fprintview(&ourview, fp); |
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fputs(sskip(s), fp); |
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fputs("\n", fp); |
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putc('\n', fp); |
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fclose(fp); |
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return; |
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} |
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else { |
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nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
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} |
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sprintf(buf, "fore and aft clipping plane (%.6g %.6g): ", |
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ourview.vfore, ourview.vaft); |
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(*dev->comout)(buf); |
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(*dev->comin)(buf, NULL); |
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if (buf[0] == CTRL('C')) return; |
148 |
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if (sscanf(buf, "%lf %lf", &nv.vfore, &nv.vaft) == 2) |
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change++; |
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else { |
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nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
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} |
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sprintf(buf, "view shift and lift (%.6g %.6g): ", |
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ourview.hoff, ourview.voff); |
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(*dev->comout)(buf); |
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|
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if (sscanf(s, "%s", buf) == 1) { /* get parameters from a file */ |
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copystruct(&nv, &stdview); |
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if ((fname = getpath(buf, NULL, 0)) == NULL || |
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if ((fname = getpath(buf, "", R_OK)) == NULL || |
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(success = viewfile(fname, &nv, NULL)) == -1) { |
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sprintf(errmsg, "cannot open \"%s\"", buf); |
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error(COMMAND, errmsg); |
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} |
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|
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|
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saveview(s) /* save view to rad file */ |
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char *s; |
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{ |
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char view[64]; |
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char *fname; |
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FILE *fp; |
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|
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if (*atos(view, sizeof(view), s)) { |
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if (isint(view)) { |
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error(COMMAND, "cannot write view by number"); |
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return; |
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} |
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s = sskip(s); |
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} |
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while (isspace(*s)) |
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s++; |
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if (*s) |
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atos(rifname, sizeof(rifname), s); |
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else if (rifname[0] == '\0') { |
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error(COMMAND, "no previous rad file"); |
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return; |
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} |
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if ((fname = getpath(rifname, NULL, 0)) == NULL || |
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(fp = fopen(fname, "a")) == NULL) { |
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sprintf(errmsg, "cannot open \"%s\"", rifname); |
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error(COMMAND, errmsg); |
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return; |
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} |
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fputs("view= ", fp); |
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fputs(view, fp); |
231 |
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fprintview(&ourview, fp); |
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putc('\n', fp); |
233 |
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fclose(fp); |
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} |
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|
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|
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loadview(s) /* load view from rad file */ |
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char *s; |
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{ |
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char buf[512]; |
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char *fname; |
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FILE *fp; |
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VIEW nv; |
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|
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strcpy(buf, "rad -n -s -V -v "); |
246 |
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if (sscanf(s, "%s", buf+strlen(buf)) == 1) |
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s = sskip(s); |
248 |
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else |
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strcat(buf, "1"); |
250 |
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if (*s) |
251 |
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atos(rifname, sizeof(rifname), s); |
252 |
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else if (rifname[0] == '\0') { |
253 |
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error(COMMAND, "no previous rad file"); |
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return; |
255 |
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} |
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if ((fname = getpath(rifname, "", R_OK)) == NULL) { |
257 |
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sprintf(errmsg, "cannot access \"%s\"", rifname); |
258 |
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error(COMMAND, errmsg); |
259 |
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return; |
260 |
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} |
261 |
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sprintf(buf+strlen(buf), " %s", fname); |
262 |
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if ((fp = popen(buf, "r")) == NULL) { |
263 |
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error(COMMAND, "cannot run rad"); |
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return; |
265 |
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} |
266 |
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buf[0] = '\0'; |
267 |
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fgets(buf, sizeof(buf), fp); |
268 |
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pclose(fp); |
269 |
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copystruct(&nv, &stdview); |
270 |
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if (!sscanview(&nv, buf)) { |
271 |
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error(COMMAND, "rad error -- no such view?"); |
272 |
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return; |
273 |
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} |
274 |
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newview(&nv); |
275 |
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} |
276 |
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|
277 |
+ |
|
278 |
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getaim(s) /* aim camera */ |
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char *s; |
280 |
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{ |
286 |
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nv.type = ourview.type; |
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VCOPY(nv.vp, ourview.vp); |
288 |
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VCOPY(nv.vup, ourview.vup); |
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nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
289 |
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nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
290 |
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nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
291 |
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nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
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zoomview(&nv, zfact); |
293 |
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newview(&nv); |
294 |
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} |
322 |
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VCOPY(nv.vp, ourview.vp); |
323 |
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VCOPY(nv.vup, ourview.vup); |
324 |
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nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
325 |
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nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
326 |
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spinvector(nv.vdir, ourview.vdir, ourview.vup, angle*(PI/180.)); |
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if (elev != 0.0) { |
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fcross(v1, nv.vdir, ourview.vup); |
362 |
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register PNODE *p = &ptrunk; |
363 |
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int adapt = 0; |
364 |
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double e = 1.0; |
365 |
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start: |
365 |
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|
366 |
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for (cp = s; isspace(*cp); cp++) |
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; |
368 |
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if (*cp == '@') { |
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adapt++; |
370 |
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goto start; |
370 |
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while (isspace(*++cp)) |
371 |
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; |
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} |
373 |
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if (*cp == '\0') { /* normalize to point */ |
374 |
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if (dev->getcur == NULL) |
502 |
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extern int do_irrad; |
503 |
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extern double specjitter; |
504 |
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extern double specthresh; |
505 |
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extern int backvis; |
506 |
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char buf[128]; |
507 |
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|
508 |
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if (s[0] == '\0') { |
509 |
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(*dev->comout)( |
510 |
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"aa ab ad ar as av b dc di dj ds dt i lr lw ps pt sj st: "); |
510 |
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"aa ab ad ar as av b dc di dj ds dt i lr lw ps pt sj st bv: "); |
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(*dev->comin)(buf, NULL); |
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s = buf; |
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} |
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goto badparam; |
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} |
548 |
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break; |
549 |
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case 'b': /* black and white */ |
550 |
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getparam(s+1, "black and white", 'b', &greyscale); |
549 |
> |
case 'b': /* back faces or black and white */ |
550 |
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switch (s[1]) { |
551 |
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case 'v': /* back face visibility */ |
552 |
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getparam(s+2, "back face visibility", 'b', &backvis); |
553 |
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break; |
554 |
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case '\0': /* black and white */ |
555 |
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case ' ': |
556 |
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case 'y': case 'Y': case 't': case 'T': case '1': case '+': |
557 |
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case 'n': case 'N': case 'f': case 'F': case '0': case '-': |
558 |
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getparam(s+1, "black and white", 'b', &greyscale); |
559 |
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break; |
560 |
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default: |
561 |
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goto badparam; |
562 |
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} |
563 |
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break; |
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case 'i': /* irradiance */ |
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getparam(s+1, "irradiance", 'b', &do_irrad); |
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int x, y; |
636 |
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RAY thisray; |
637 |
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|
638 |
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thisray.rmax = 0.0; |
639 |
+ |
|
640 |
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if (!sscanvec(s, thisray.rorg) || |
641 |
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!sscanvec(sskip(sskip(sskip(s))), thisray.rdir)) { |
642 |
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|
646 |
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if ((*dev->getcur)(&x, &y) == ABORT) |
647 |
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return; |
648 |
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|
649 |
< |
if (viewray(thisray.rorg, thisray.rdir, &ourview, |
650 |
< |
(x+.5)/hresolu, (y+.5)/vresolu) < 0) { |
649 |
> |
if ((thisray.rmax = viewray(thisray.rorg, thisray.rdir, |
650 |
> |
&ourview, (x+.5)/hresolu, (y+.5)/vresolu)) < -FTINY) { |
651 |
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error(COMMAND, "not on image"); |
652 |
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return; |
653 |
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} |
664 |
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if (thisray.ro == NULL) |
665 |
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(*dev->comout)("ray hit nothing"); |
666 |
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else { |
667 |
< |
sprintf(buf, "ray hit %s %s \"%s\"", |
668 |
< |
objptr(thisray.ro->omod)->oname, |
667 |
> |
sprintf(buf, "ray hit %s%s %s \"%s\"", |
668 |
> |
thisray.rod < 0.0 ? "back of " : "", |
669 |
> |
thisray.ro->omod == OVOID ? VOIDID : |
670 |
> |
objptr(thisray.ro->omod)->oname, |
671 |
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ofun[thisray.ro->otype].funame, |
672 |
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thisray.ro->oname); |
673 |
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(*dev->comout)(buf); |
675 |
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if (thisray.rot >= FHUGE) |
676 |
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(*dev->comout)("at infinity"); |
677 |
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else { |
678 |
< |
sprintf(buf, "at (%.6g %.6g %.6g)", thisray.rop[0], |
679 |
< |
thisray.rop[1], thisray.rop[2]); |
678 |
> |
sprintf(buf, "at (%.6g %.6g %.6g) (%.6g)", |
679 |
> |
thisray.rop[0], thisray.rop[1], |
680 |
> |
thisray.rop[2], thisray.rt); |
681 |
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(*dev->comout)(buf); |
682 |
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} |
683 |
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(*dev->comin)(buf, NULL); |
701 |
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COLR *scanline; |
702 |
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int y; |
703 |
|
|
704 |
< |
if (sscanf(s, "%s", buf) != 1 && buf[0] == '\0') { |
704 |
> |
while (isspace(*s)) |
705 |
> |
s++; |
706 |
> |
if (*s) |
707 |
> |
atos(buf, sizeof(buf), s); |
708 |
> |
else if (buf[0] == '\0') { |
709 |
|
error(COMMAND, "no file"); |
710 |
|
return; |
711 |
|
} |
722 |
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(*dev->comout)(fname); |
723 |
|
(*dev->comout)("\"...\n"); |
724 |
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/* write header */ |
725 |
+ |
newheader("RADIANCE", fp); |
726 |
|
fputs(progname, fp); |
727 |
|
fprintview(&ourview, fp); |
728 |
|
if (octname != NULL) |