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root/radiance/ray/src/util/rad.c

Comparing ray/src/util/rad.c (file contents):
Revision 2.1 by greg, Thu Mar 11 09:11:00 1993 UTC vs.
Revision 2.33 by greg, Thu Nov 18 10:00:21 1993 UTC

#	Line 21 | Line 21 | typedef struct {
21		int     (*fixval)();    /* assignment checking function */
22		} VARIABLE;
23
24	<	int     onevalue(), catvalues();
24	>	int     onevalue(), catvalues(), boolvalue(),
25	>	qualvalue(), fltvalue(), intvalue();
26
27		/* variables */
28		#define OBJECT          0               /* object files */
29		#define SCENE           1               /* scene files */
30		#define MATERIAL        2               /* material files */
31	<	#define RENDER          3               /* rendering options */
32	<	#define OCONV           4               /* oconv options */
33	<	#define PFILT           5               /* pfilt options */
34	<	#define VIEW            6               /* view(s) for picture(s) */
35	<	#define ZONE            7               /* simulation zone */
36	<	#define QUALITY         8               /* desired rendering quality */
37	<	#define OCTREE          9               /* octree file name */
38	<	#define PICTURE         10              /* picture file name */
39	<	#define AMBFILE         11              /* ambient file name */
40	<	#define OPTFILE         12              /* rendering options file */
41	<	#define EXPOSURE        13              /* picture exposure setting */
42	<	#define RESOLUTION      14              /* maximum picture resolution */
43	<	#define UP              15              /* view up (X, Y or Z) */
44	<	#define INDIRECT        16              /* indirection in lighting */
45	<	#define DETAIL          17              /* level of scene detail */
46	<	#define PENUMBRAS       18              /* shadow penumbras are desired */
47	<	#define VARIABILITY     19              /* level of light variability */
48	<	#define REPORT          20              /* report frequency and errfile */
31	>	#define ILLUM           3               /* mkillum input files */
32	>	#define MKILLUM         4               /* mkillum options */
33	>	#define RENDER          5               /* rendering options */
34	>	#define OCONV           6               /* oconv options */
35	>	#define PFILT           7               /* pfilt options */
36	>	#define VIEW            8               /* view(s) for picture(s) */
37	>	#define ZONE            9               /* simulation zone */
38	>	#define QUALITY         10              /* desired rendering quality */
39	>	#define OCTREE          11              /* octree file name */
40	>	#define PICTURE         12              /* picture file name */
41	>	#define AMBFILE         13              /* ambient file name */
42	>	#define OPTFILE         14              /* rendering options file */
43	>	#define EXPOSURE        15              /* picture exposure setting */
44	>	#define RESOLUTION      16              /* maximum picture resolution */
45	>	#define UP              17              /* view up (X, Y or Z) */
46	>	#define INDIRECT        18              /* indirection in lighting */
47	>	#define DETAIL          19              /* level of scene detail */
48	>	#define PENUMBRAS       20              /* shadow penumbras are desired */
49	>	#define VARIABILITY     21              /* level of light variability */
50	>	#define REPORT          22              /* report frequency and errfile */
51		/* total number of variables */
52	<	#define NVARS           21
52	>	#define NVARS           23
53
54		VARIABLE        vv[NVARS] = {           /* variable-value pairs */
55		{"objects",     3,      0,      NULL,   catvalues},
56		{"scene",       3,      0,      NULL,   catvalues},
57		{"materials",   3,      0,      NULL,   catvalues},
58	+	{"illum",       3,      0,      NULL,   catvalues},
59	+	{"mkillum",     3,      0,      NULL,   catvalues},
60		{"render",      3,      0,      NULL,   catvalues},
61		{"oconv",       3,      0,      NULL,   catvalues},
62		{"pfilt",       2,      0,      NULL,   catvalues},
63		{"view",        2,      0,      NULL,   NULL},
64		{"ZONE",        2,      0,      NULL,   onevalue},
65	<	{"QUALITY",     3,      0,      NULL,   onevalue},
65	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
66		{"OCTREE",      3,      0,      NULL,   onevalue},
67		{"PICTURE",     3,      0,      NULL,   onevalue},
68		{"AMBFILE",     3,      0,      NULL,   onevalue},
69		{"OPTFILE",     3,      0,      NULL,   onevalue},
70	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
70	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
71		{"RESOLUTION",  3,      0,      NULL,   onevalue},
72		{"UP",          2,      0,      NULL,   onevalue},
73	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
74	<	{"DETAIL",      3,      0,      NULL,   onevalue},
75	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
76	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
73	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
74	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
75	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
76	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
77		{"REPORT",      3,      0,      NULL,   onevalue},
78		};
79
80		VARIABLE        *matchvar();
81		char    *nvalue();
77	–	int     vscale();
82
83	+	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
84	+
85		#define vnam(vc)        (vv[vc].name)
86		#define vdef(vc)        (vv[vc].nass)
87		#define vval(vc)        (vv[vc].value)
88		#define vint(vc)        atoi(vval(vc))
89	<	#define vlet(vc)        (vval(vc)[0]&~0x20)
89	>	#define vlet(vc)        UPPER(vval(vc)[0])
90	>	#define vscale          vlet
91		#define vbool(vc)       (vlet(vc)=='T')
92
93	<	#define HIGH            2
94	<	#define MEDIUM          1
95	<	#define LOW             0
93	>	#define HIGH            'H'
94	>	#define MEDIUM          'M'
95	>	#define LOW             'L'
96
97	<	int     lowqopts(), medqopts(), hiqopts();
98	<	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
97	>	/* overture calculation file */
98	>	#ifdef NIX
99	>	char    overfile[] = "overture.raw";
100	>	#else
101	>	char    overfile[] = "/dev/null";
102	>	#endif
103
104	<	#define renderopts      (*setqopts[vscale(QUALITY)])
104	>	extern unsigned long    fdate(), time();
105
106	<	extern long     fdate();
106	>	unsigned long   scenedate;      /* date of latest scene or object file */
107	>	unsigned long   octreedate;     /* date of octree */
108	>	unsigned long   matdate;        /* date of latest material file */
109	>	unsigned long   illumdate;      /* date of last illum file */
110
111	<	long    scenedate;              /* date of latest scene or object file */
112	<	long    octreedate;             /* date of octree */
111	>	char    *oct0name;              /* name of pre-mkillum octree */
112	>	unsigned long   oct0date;       /* date of pre-mkillum octree */
113	>	char    *oct1name;              /* name of post-mkillum octree */
114	>	unsigned long   oct1date;       /* date of post-mkillum octree (>= matdate) */
115
116		int     explicate = 0;          /* explicate variables */
117		int     silent = 0;             /* do work silently */
118		int     noaction = 0;           /* don't do anything */
119	+	int     sayview = 0;            /* print view out */
120		char    *rvdevice = NULL;       /* rview output device */
121		char    *viewselect = NULL;     /* specific view only */
122
123		int     overture = 0;           /* overture calculation needed */
124
125		char    *progname;              /* global argv[0] */
126	+	char    *rifname;               /* global rad input file name */
127
128		char    radname[MAXPATH];       /* root Radiance file name */
129
#	Line 133 | Line 151 | char   *argv[];
151		case 'o':
152		rvdevice = argv[++i];
153		break;
154	+	case 'V':
155	+	sayview++;
156	+	break;
157		case 'v':
158		viewselect = argv[++i];
159		break;
#	Line 141 | Line 162 | char   *argv[];
162		}
163		if (i >= argc)
164		goto userr;
165	+	rifname = argv[i];
166		/* assign Radiance root file name */
167	<	rootname(radname, argv[i]);
167	>	rootname(radname, rifname);
168		/* load variable values */
169	<	load(argv[i]);
169	>	load(rifname);
170		/* get any additional assignments */
171		for (i++; i < argc; i++)
172		setvariable(argv[i]);
#	Line 157 | Line 179 | char   *argv[];
179		/* print all values if requested */
180		if (explicate)
181		printvals();
182	<	/* run simulation */
182	>	/* build octree (and run mkillum) */
183		oconv();
184	+	/* check date on ambient file */
185	+	checkambfile();
186	+	/* run simulation */
187		renderopts(ropts);
188		xferopts(ropts);
189		if (rvdevice != NULL)
#	Line 168 | Line 193 | char   *argv[];
193		exit(0);
194		userr:
195		fprintf(stderr,
196	<	"Usage: %s [-s][-n][-v view][-o dev] rfile [VAR=value ..]\n",
196	>	"Usage: %s [-s][-n][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
197		progname);
198		exit(1);
199		}
#	Line 189 | Line 214 | register char  *rn, *fn;
214		}
215
216
217	+	#define NOCHAR  127             /* constant for character to delete */
218	+
219	+
220		load(rfname)                    /* load Radiance simulation file */
221		char    *rfname;
222		{
223		FILE    *fp;
224	<	char    buf[256];
224	>	char    buf[512];
225		register char   *cp;
226
227		if (rfname == NULL)
228		fp = stdin;
229	<	else if ((fp = fopen(rfname, "r")) == NULL) {
230	<	perror(rfname);
203	<	exit(1);
204	<	}
229	>	else if ((fp = fopen(rfname, "r")) == NULL)
230	>	syserr(rfname);
231		while (fgetline(buf, sizeof(buf), fp) != NULL) {
232		for (cp = buf; *cp; cp++) {
233		switch (*cp) {
234		case '\\':
235	<	case '\n':
210	<	*cp = ' ';
235	>	*cp++ = NOCHAR;
236		continue;
237		case '#':
238		*cp = '\0';
239		break;
240	+	default:
241	+	continue;
242		}
243		break;
244		}
#	Line 225 | Line 252 | setvariable(ass)               /* assign variable according to stri
252		register char   *ass;
253		{
254		char    varname[32];
255	+	int     n;
256		register char   *cp;
257		register VARIABLE       *vp;
258		register int    i;
231	–	int     n;
259
260		while (isspace(*ass))           /* skip leading space */
261		ass++;
#	Line 242 | Line 269 | register char  *ass;
269		/* trim value */
270		while (isspace(*ass) || *ass == '=')
271		ass++;
272	<	cp = ass + strlen(ass);
273	<	do
274	<	*cp-- = '\0';
248	<	while (cp >= ass && isspace(*cp));
249	<	n = cp - ass + 1;
272	>	for (n = strlen(ass); n > 0; n--)
273	>	if (!isspace(ass[n-1]))
274	>	break;
275		if (!n) {
276		fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
277		progname, varname);
#	Line 260 | Line 285 | register char  *ass;
285		exit(1);
286		}
287		/* assign new value */
288	<	cp = vp->value; i = vp->nass;
289	<	while (i--)
290	<	while (*cp++)
291	<	;
292	<	i = cp - vp->value;
293	<	vp->value = realloc(vp->value, i+n+1);
294	<	if (vp->value == NULL) {
295	<	perror(progname);
296	<	exit(1);
288	>	if (i = vp->nass) {
289	>	cp = vp->value;
290	>	while (i--)
291	>	while (*cp++)
292	>	;
293	>	i = cp - vp->value;
294	>	vp->value = realloc(vp->value, i+n+1);
295	>	} else
296	>	vp->value = malloc(n+1);
297	>	if (vp->value == NULL)
298	>	syserr(progname);
299	>	cp = vp->value+i;               /* copy value, squeezing spaces */
300	>	*cp = *ass;
301	>	for (i = 1; i <= n; i++) {
302	>	if (ass[i] == NOCHAR)
303	>	continue;
304	>	if (isspace(*cp))
305	>	while (isspace(ass[i]))
306	>	i++;
307	>	*++cp = ass[i];
308		}
309	<	strcpy(vp->value+i, ass);
309	>	if (isspace(*cp))               /* remove trailing space */
310	>	*cp = '\0';
311		vp->nass++;
312		}
313
#	Line 296 | Line 333 | register int   n;
333		{
334		register char   *cp;
335
336	<	if (vp == NULL || n < 0 || n >= vp->nass)
336	>	if (vp == NULL | n < 0 | n >= vp->nass)
337		return(NULL);
338		cp = vp->value;
339		while (n--)
#	Line 306 | Line 343 | register int   n;
343		}
344
345
309	–	int
310	–	vscale(vc)                      /* return scale for variable vc */
311	–	int     vc;
312	–	{
313	–	switch(vlet(vc)) {
314	–	case 'H':
315	–	return(HIGH);
316	–	case 'M':
317	–	return(MEDIUM);
318	–	case 'L':
319	–	return(LOW);
320	–	}
321	–	fprintf(stderr, "%s: illegal value for variable '%s' (%s)\n",
322	–	progname, vnam(vc), vval(vc));
323	–	exit(1);
324	–	}
325	–
326	–
346		checkvalues()                   /* check assignments */
347		{
348		register int    i;
#	Line 341 | Line 360 | register VARIABLE      *vp;
360		return;
361		fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
362		progname, vp->name);
363	<	while (vp->nass-- > 1)
363	>	do
364		vp->value += strlen(vp->value)+1;
365	+	while (--vp->nass > 1);
366		}
367
368
#	Line 361 | Line 381 | register VARIABLE      *vp;
381		}
382
383
384	<	long
384	>	int
385	>	badmatch(tv, cv)                /* case insensitive truncated comparison */
386	>	register char   *tv, *cv;
387	>	{
388	>	if (!*tv) return(1);            /* null string cannot match */
389	>	do
390	>	if (UPPER(*tv) != *cv++)
391	>	return(1);
392	>	while (*++tv);
393	>	return(0);              /* OK */
394	>	}
395	>
396	>
397	>	boolvalue(vp)                   /* check boolean for legal values */
398	>	register VARIABLE       *vp;
399	>	{
400	>	if (!vp->nass) return;
401	>	onevalue(vp);
402	>	switch (UPPER(vp->value[0])) {
403	>	case 'T':
404	>	if (badmatch(vp->value, "TRUE")) break;
405	>	return;
406	>	case 'F':
407	>	if (badmatch(vp->value, "FALSE")) break;
408	>	return;
409	>	}
410	>	fprintf(stderr, "%s: illegal value for boolean variable '%s'\n",
411	>	progname, vp->name);
412	>	exit(1);
413	>	}
414	>
415	>
416	>	qualvalue(vp)                   /* check qualitative var. for legal values */
417	>	register VARIABLE       *vp;
418	>	{
419	>	if (!vp->nass) return;
420	>	onevalue(vp);
421	>	switch (UPPER(vp->value[0])) {
422	>	case 'L':
423	>	if (badmatch(vp->value, "LOW")) break;
424	>	return;
425	>	case 'M':
426	>	if (badmatch(vp->value, "MEDIUM")) break;
427	>	return;
428	>	case 'H':
429	>	if (badmatch(vp->value, "HIGH")) break;
430	>	return;
431	>	}
432	>	fprintf(stderr, "%s: illegal value for qualitative variable '%s'\n",
433	>	progname, vp->name);
434	>	exit(1);
435	>	}
436	>
437	>
438	>	intvalue(vp)                    /* check integer variable for legal values */
439	>	register VARIABLE       *vp;
440	>	{
441	>	if (!vp->nass) return;
442	>	onevalue(vp);
443	>	if (isint(vp->value)) return;
444	>	fprintf(stderr, "%s: illegal value for integer variable '%s'\n",
445	>	progname, vp->name);
446	>	exit(1);
447	>	}
448	>
449	>
450	>	fltvalue(vp)                    /* check float variable for legal values */
451	>	register VARIABLE       *vp;
452	>	{
453	>	if (!vp->nass) return;
454	>	onevalue(vp);
455	>	if (isflt(vp->value)) return;
456	>	fprintf(stderr, "%s: illegal value for real variable '%s'\n",
457	>	progname, vp->name);
458	>	exit(1);
459	>	}
460	>
461	>
462	>	unsigned long
463		checklast(fnames)                       /* check files and find most recent */
464		register char   *fnames;
465		{
466		char    thisfile[MAXPATH];
467	<	long    thisdate, lastdate = -1;
467	>	unsigned long   thisdate, lastdate = 0;
468		register char   *cp;
469
470	+	if (fnames == NULL)
471	+	return(0);
472		while (*fnames) {
473		while (isspace(*fnames)) fnames++;
474		cp = thisfile;
475	<	while (*fnames && !isspace(*fnames)) *cp++ = *fnames++;
475	>	while (*fnames && !isspace(*fnames))
476	>	*cp++ = *fnames++;
477		*cp = '\0';
478	<	if ((thisdate = fdate(thisfile)) < 0) {
479	<	perror(thisfile);
379	<	exit(1);
380	<	}
478	>	if (!(thisdate = fdate(thisfile)))
479	>	syserr(thisfile);
480		if (thisdate > lastdate)
481		lastdate = thisdate;
482		}
#	Line 385 | Line 484 | register char  *fnames;
484		}
485
486
487	+	char *
488	+	newfname(orig, pred)            /* create modified file name */
489	+	char    *orig;
490	+	int     pred;
491	+	{
492	+	extern char     *rindex();
493	+	register char   *cp;
494	+	register int    n;
495	+	int     suffix;
496	+
497	+	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
498	+	while (*cp) {
499	+	if (*cp == '.') suffix = n;
500	+	else if (ISDIRSEP(*cp)) suffix = -1;
501	+	cp++; n++;
502	+	}
503	+	if (suffix == -1) suffix = n;
504	+	if ((cp = bmalloc(n+2)) == NULL)
505	+	syserr(progname);
506	+	strncpy(cp, orig, suffix);
507	+	cp[suffix] = pred;                      /* root name + pred + suffix */
508	+	strcpy(cp+suffix+1, orig+suffix);
509	+	return(cp);
510	+	}
511	+
512	+
513		checkfiles()                    /* check for existence and modified times */
514		{
515	<	long    objdate;
515	>	unsigned long   objdate;
516
517	<	octreedate = vdef(OCTREE) ? fdate(vval(OCTREE)) : -1;
518	<	scenedate = -1;
519	<	if (vdef(SCENE)) {
520	<	scenedate = checklast(vval(SCENE));
521	<	if (vdef(OBJECT)) {
397	<	objdate = checklast(vval(OBJECT));
398	<	if (objdate > scenedate)
399	<	scenedate = objdate;
400	<	}
517	>	if (!vdef(OCTREE)) {
518	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
519	>	syserr(progname);
520	>	sprintf(vval(OCTREE), "%s.oct", radname);
521	>	vdef(OCTREE)++;
522		}
523	<	if (octreedate < 0 & scenedate < 0) {
524	<	fprintf(stderr, "%s: need scene or octree\n", progname);
523	>	octreedate = fdate(vval(OCTREE));
524	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
525	>	oct0name = newfname(vval(OCTREE), '0');
526	>	oct1name = newfname(vval(OCTREE), '1');
527	>	oct0date = fdate(oct0name);
528	>	oct1date = fdate(oct1name);
529	>	} else
530	>	oct0name = oct1name = vval(OCTREE);
531	>	if ((scenedate = checklast(vval(SCENE))) &&
532	>	(objdate = checklast(vval(OBJECT))) > scenedate)
533	>	scenedate = objdate;
534	>	illumdate = checklast(vval(ILLUM));
535	>	if (!octreedate & !scenedate & !illumdate) {
536	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
537	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
538		exit(1);
539		}
540	+	matdate = checklast(vval(MATERIAL));
541		}
542
543
544	<	setdefaults()                   /* set default values for unassigned var's */
544	>	getoctcube(org, sizp)           /* get octree bounding cube */
545	>	double  org[3], *sizp;
546		{
547	<	FILE    *fp;
548	<	double  xmin, ymin, zmin, size;
547	>	extern FILE     *popen();
548	>	static double   oorg[3], osiz = 0.;
549	>	double  min[3], max[3];
550		char    buf[512];
551	<	char    *cp;
551	>	FILE    *fp;
552	>	register int    i;
553
554	<	if (!vdef(OCTREE)) {
555	<	sprintf(buf, "%s.oct", radname);
556	<	vval(OCTREE) = savqstr(buf);
557	<	vdef(OCTREE)++;
558	<	}
559	<	if (!vdef(ZONE)) {
560	<	if (scenedate > octreedate) {
561	<	sprintf(buf, "getbbox -w -h %s", vval(SCENE));
562	<	if (!silent) {
563	<	printf("\t%s\n", buf);
564	<	fflush(stdout);
565	<	}
566	<	if ((fp = popen(buf, "r")) == NULL) {
567	<	perror("getbbox");
554	>	if (osiz <= FTINY)
555	>	if (noaction && fdate(oct1name) <
556	>	(scenedate>illumdate?scenedate:illumdate)) {
557	>	/* run getbbox */
558	>	sprintf(buf, "getbbox -w -h %s",
559	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
560	>	if ((fp = popen(buf, "r")) == NULL)
561	>	syserr("getbbox");
562	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
563	>	&min[0], &max[0], &min[1], &max[1],
564	>	&min[2], &max[2]) != 6) {
565	>	fprintf(stderr,
566	>	"%s: error reading bounding box from getbbox\n",
567	>	progname);
568		exit(1);
569		}
570	<	buf[0] = 'E'; buf[1] = ' ';
571	<	fgetline(buf+2, sizeof(buf)-2, fp);
570	>	for (i = 0; i < 3; i++)
571	>	if (max[i] - min[i] > osiz)
572	>	osiz = max[i] - min[i];
573	>	for (i = 0; i < 3; i++)
574	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
575		pclose(fp);
576	<	} else {
577	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
578	<	if ((fp = popen(buf, "r")) == NULL) {
579	<	perror("getinfo");
576	>	} else {                                /* from octree */
577	>	oconv();        /* does nothing if done already */
578	>	sprintf(buf, "getinfo -d < %s", oct1name);
579	>	if ((fp = popen(buf, "r")) == NULL)
580	>	syserr("getinfo");
581	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
582	>	&oorg[2], &osiz) != 4) {
583	>	fprintf(stderr,
584	>	"%s: error reading bounding cube from getinfo\n",
585	>	progname);
586		exit(1);
587		}
441	–	fscanf(fp, "%lf %lf %lf %lf",
442	–	&xmin, &ymin, &zmin, &size);
443	–	sprintf(buf, "E %g %g %g %g %g %g", xmin, xmin+size,
444	–	ymin, ymin+size, zmin, zmin+size);
588		pclose(fp);
589		}
590	+	org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
591	+	}
592	+
593	+
594	+	setdefaults()                   /* set default values for unassigned var's */
595	+	{
596	+	double  org[3], size;
597	+	char    buf[128];
598	+
599	+	if (!vdef(ZONE)) {
600	+	getoctcube(org, &size);
601	+	sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
602	+	org[1], org[1]+size, org[2], org[2]+size);
603		vval(ZONE) = savqstr(buf);
604		vdef(ZONE)++;
605		}
450	–	if (!vdef(UP)) {
451	–	vval(UP) = "Z";
452	–	vdef(UP)++;
453	–	}
606		if (!vdef(INDIRECT)) {
607		vval(INDIRECT) = "0";
608		vdef(INDIRECT)++;
#	Line 467 | Line 619 | setdefaults()                  /* set default values for unassigned v
619		vval(PICTURE) = radname;
620		vdef(PICTURE)++;
621		}
470	–	if (!vdef(AMBFILE)) {
471	–	sprintf(buf, "%s.amb", radname);
472	–	vval(AMBFILE) = savqstr(buf);
473	–	vdef(AMBFILE)++;
474	–	}
622		if (!vdef(VIEW)) {
623		vval(VIEW) = "X";
624		vdef(VIEW)++;
#	Line 496 | Line 643 | printvals()                    /* print variable values */
643		register int    i, j;
644
645		for (i = 0; i < NVARS; i++)
646	<	for (j = 0; j < vv[i].nass; j++)
647	<	printf("%s= %s\n", vv[i].name, nvalue(vv+i, j));
646	>	for (j = 0; j < vdef(i); j++)
647	>	printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
648		fflush(stdout);
649		}
650
651
652	<	oconv()                         /* run oconv if necessary */
652	>	oconv()                         /* run oconv and mkillum if necessary */
653		{
654	<	char    combuf[512], ocopts[64];
654	>	static char     illumtmp[] = "ilXXXXXX";
655	>	char    combuf[512], ocopts[64], mkopts[64];
656
657	<	if (octreedate > scenedate)     /* check dates */
658	<	return;
659	<	/* build command */
660	<	oconvopts(ocopts);
661	<	sprintf(combuf, "oconv%s %s > %s", ocopts, vval(SCENE), vval(OCTREE));
662	<	if (!silent) {                  /* echo it */
663	<	printf("\t%s\n", combuf);
664	<	fflush(stdout);
657	>	oconvopts(ocopts);              /* get options */
658	>	if (octreedate < scenedate) {   /* check date on original octree */
659	>	/* build command */
660	>	if (vdef(MATERIAL))
661	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
662	>	vval(MATERIAL), vval(SCENE), vval(OCTREE));
663	>	else
664	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
665	>	vval(SCENE), vval(OCTREE));
666	>
667	>	if (runcom(combuf)) {           /* run it */
668	>	fprintf(stderr,
669	>	"%s: error generating octree\n\t%s removed\n",
670	>	progname, vval(OCTREE));
671	>	unlink(vval(OCTREE));
672	>	exit(1);
673	>	}
674	>	octreedate = time(0);
675		}
676	<	if (noaction)
676	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
677	>	oct1date = octreedate > matdate ? octreedate : matdate;
678	>	if (oct1date >= octreedate & oct1date >= matdate
679	>	& oct1date >= illumdate)        /* all done */
680		return;
681	<	if (system(combuf)) {           /* run it */
682	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
683	<	progname, vval(OCTREE));
684	<	unlink(vval(OCTREE));
681	>	/* make octree0 */
682	>	if (oct0date < scenedate | oct0date < illumdate) {
683	>	/* build command */
684	>	if (octreedate)
685	>	sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
686	>	vval(OCTREE), vval(ILLUM), oct0name);
687	>	else if (vdef(MATERIAL))
688	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
689	>	vval(MATERIAL), vval(ILLUM), oct0name);
690	>	else
691	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
692	>	vval(ILLUM), oct0name);
693	>	if (runcom(combuf)) {           /* run it */
694	>	fprintf(stderr,
695	>	"%s: error generating octree\n\t%s removed\n",
696	>	progname, oct0name);
697	>	unlink(oct0name);
698	>	exit(1);
699	>	}
700	>	oct0date = time(0);
701	>	}
702	>	mkillumopts(mkopts);                    /* build mkillum command */
703	>	mktemp(illumtmp);
704	>	sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
705	>	oct0name, vval(ILLUM), illumtmp);
706	>	if (runcom(combuf)) {                   /* run it */
707	>	fprintf(stderr, "%s: error running mkillum\n", progname);
708	>	unlink(illumtmp);
709		exit(1);
710		}
711	+	/* make octree1 (frozen) */
712	+	if (octreedate)
713	+	sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
714	+	vval(OCTREE), illumtmp, oct1name);
715	+	else if (vdef(MATERIAL))
716	+	sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
717	+	vval(MATERIAL), illumtmp, oct1name);
718	+	else
719	+	sprintf(combuf, "oconv%s -f %s > %s", ocopts,
720	+	illumtmp, oct1name);
721	+	if (runcom(combuf)) {           /* run it */
722	+	fprintf(stderr,
723	+	"%s: error generating octree\n\t%s removed\n",
724	+	progname, oct1name);
725	+	unlink(oct1name);
726	+	exit(1);
727	+	}
728	+	oct1date = time(0);
729	+	rmfile(illumtmp);
730		}
731
732
#	Line 538 | Line 742 | register char  *op, *arg;
742
743
744		oconvopts(oo)                           /* get oconv options */
745	<	char    *oo;
745	>	register char   *oo;
746		{
747	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
748	+
749		*oo = '\0';
750		if (vdef(OCONV))
751		addarg(oo, vval(OCONV));
752		}
753
754
755	<	lowqopts(ro)                            /* low quality rendering options */
756	<	char    *ro;
755	>	mkillumopts(mo)                         /* get mkillum options */
756	>	register char   *mo;
757		{
758	<	register char   *op = ro;
758	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
759
760	+	*mo = '\0';
761	+	if (vdef(MKILLUM))
762	+	addarg(mo, vval(MKILLUM));
763	+	}
764	+
765	+
766	+	checkambfile()                  /* check date on ambient file */
767	+	{
768	+	unsigned long   afdate;
769	+
770	+	if (!vdef(AMBFILE))
771	+	return;
772	+	if (!(afdate = fdate(vval(AMBFILE))))
773	+	return;
774	+	if (oct1date > afdate)
775	+	rmfile(vval(AMBFILE));
776	+	}
777	+
778	+
779	+	double
780	+	ambval()                                /* compute ambient value */
781	+	{
782	+	if (vdef(EXPOSURE)) {
783	+	if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
784	+	return(.5/pow(2.,atof(vval(EXPOSURE))));
785	+	return(.5/atof(vval(EXPOSURE)));
786	+	}
787	+	if (vlet(ZONE) == 'E')
788	+	return(10.);
789	+	if (vlet(ZONE) == 'I')
790	+	return(.01);
791	+	badvalue(ZONE);
792	+	}
793	+
794	+
795	+	renderopts(op)                          /* set rendering options */
796	+	char    *op;
797	+	{
798	+	switch(vscale(QUALITY)) {
799	+	case LOW:
800	+	lowqopts(op);
801	+	break;
802	+	case MEDIUM:
803	+	medqopts(op);
804	+	break;
805	+	case HIGH:
806	+	hiqopts(op);
807	+	break;
808	+	}
809	+	}
810	+
811	+
812	+	lowqopts(op)                            /* low quality rendering options */
813	+	register char   *op;
814	+	{
815	+	double  d, org[3], siz[3];
816	+
817		*op = '\0';
818	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
819	+	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
820	+	badvalue(ZONE);
821	+	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
822	+	getoctcube(org, &d);
823	+	d *= 3./(siz[0]+siz[1]+siz[2]);
824	+	switch (vscale(DETAIL)) {
825	+	case LOW:
826	+	op = addarg(op, "-ps 16 -dp 64");
827	+	sprintf(op, " -ar %d", (int)(4*d));
828	+	op += strlen(op);
829	+	break;
830	+	case MEDIUM:
831	+	op = addarg(op, "-ps 8 -dp 128");
832	+	sprintf(op, " -ar %d", (int)(8*d));
833	+	op += strlen(op);
834	+	break;
835	+	case HIGH:
836	+	op = addarg(op, "-ps 4 -dp 256");
837	+	sprintf(op, " -ar %d", (int)(16*d));
838	+	op += strlen(op);
839	+	break;
840	+	}
841	+	op = addarg(op, "-pt .16");
842	+	if (vbool(PENUMBRAS))
843	+	op = addarg(op, "-ds .4");
844	+	else
845	+	op = addarg(op, "-ds 0");
846	+	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
847	+	if (vdef(AMBFILE)) {
848	+	sprintf(op, " -af %s", vval(AMBFILE));
849	+	op += strlen(op);
850	+	} else
851	+	overture = 0;
852	+	switch (vscale(VARIABILITY)) {
853	+	case LOW:
854	+	op = addarg(op, "-aa .4 -ad 64");
855	+	break;
856	+	case MEDIUM:
857	+	op = addarg(op, "-aa .3 -ad 128");
858	+	break;
859	+	case HIGH:
860	+	op = addarg(op, "-aa .25 -ad 256");
861	+	break;
862	+	}
863	+	op = addarg(op, "-as 0");
864	+	d = ambval();
865	+	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
866	+	op += strlen(op);
867	+	op = addarg(op, "-lr 3 -lw .02");
868		if (vdef(RENDER))
869		op = addarg(op, vval(RENDER));
870		}
871
872
873	<	medqopts(ro)                            /* medium quality rendering options */
874	<	char    *ro;
873	>	medqopts(op)                            /* medium quality rendering options */
874	>	register char   *op;
875		{
876	<	register char   *op = ro;
876	>	double  d, org[3], siz[3];
877
878		*op = '\0';
879	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
880	+	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
881	+	badvalue(ZONE);
882	+	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
883	+	getoctcube(org, &d);
884	+	d *= 3./(siz[0]+siz[1]+siz[2]);
885	+	switch (vscale(DETAIL)) {
886	+	case LOW:
887	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
888	+	op = addarg(op, "-dp 256");
889	+	sprintf(op, " -ar %d", (int)(8*d));
890	+	op += strlen(op);
891	+	break;
892	+	case MEDIUM:
893	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
894	+	op = addarg(op, "-dp 512");
895	+	sprintf(op, " -ar %d", (int)(16*d));
896	+	op += strlen(op);
897	+	break;
898	+	case HIGH:
899	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
900	+	op = addarg(op, "-dp 1024");
901	+	sprintf(op, " -ar %d", (int)(32*d));
902	+	op += strlen(op);
903	+	break;
904	+	}
905	+	op = addarg(op, "-pt .08");
906	+	if (vbool(PENUMBRAS))
907	+	op = addarg(op, "-ds .2 -dj .5");
908	+	else
909	+	op = addarg(op, "-ds .3");
910	+	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
911	+	if (overture = vint(INDIRECT)) {
912	+	sprintf(op, " -ab %d", overture);
913	+	op += strlen(op);
914	+	}
915	+	if (vdef(AMBFILE)) {
916	+	sprintf(op, " -af %s", vval(AMBFILE));
917	+	op += strlen(op);
918	+	} else
919	+	overture = 0;
920	+	switch (vscale(VARIABILITY)) {
921	+	case LOW:
922	+	op = addarg(op, "-aa .25 -ad 196 -as 0");
923	+	break;
924	+	case MEDIUM:
925	+	op = addarg(op, "-aa .2 -ad 400 -as 64");
926	+	break;
927	+	case HIGH:
928	+	op = addarg(op, "-aa .15 -ad 768 -as 196");
929	+	break;
930	+	}
931	+	d = ambval();
932	+	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
933	+	op += strlen(op);
934	+	op = addarg(op, "-lr 6 -lw .002");
935		if (vdef(RENDER))
936		op = addarg(op, vval(RENDER));
937		}
938
939
940	<	hiqopts(ro)                             /* high quality rendering options */
941	<	char    *ro;
940	>	hiqopts(op)                             /* high quality rendering options */
941	>	register char   *op;
942		{
943	<	register char   *op = ro;
943	>	double  d, org[3], siz[3];
944
945		*op = '\0';
946	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
947	+	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
948	+	badvalue(ZONE);
949	+	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
950	+	getoctcube(org, &d);
951	+	d *= 3./(siz[0]+siz[1]+siz[2]);
952	+	switch (vscale(DETAIL)) {
953	+	case LOW:
954	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
955	+	op = addarg(op, "-dp 1024");
956	+	sprintf(op, " -ar %d", (int)(16*d));
957	+	op += strlen(op);
958	+	break;
959	+	case MEDIUM:
960	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
961	+	op = addarg(op, "-dp 2048");
962	+	sprintf(op, " -ar %d", (int)(32*d));
963	+	op += strlen(op);
964	+	break;
965	+	case HIGH:
966	+	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
967	+	op = addarg(op, "-dp 4096");
968	+	sprintf(op, " -ar %d", (int)(64*d));
969	+	op += strlen(op);
970	+	break;
971	+	}
972	+	op = addarg(op, "-pt .04");
973	+	if (vbool(PENUMBRAS))
974	+	op = addarg(op, "-ds .1 -dj .7");
975	+	else
976	+	op = addarg(op, "-ds .2");
977	+	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
978	+	sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
979	+	op += strlen(op);
980	+	if (vdef(AMBFILE)) {
981	+	sprintf(op, " -af %s", vval(AMBFILE));
982	+	op += strlen(op);
983	+	} else
984	+	overture = 0;
985	+	switch (vscale(VARIABILITY)) {
986	+	case LOW:
987	+	op = addarg(op, "-aa .15 -ad 256 -as 0");
988	+	break;
989	+	case MEDIUM:
990	+	op = addarg(op, "-aa .125 -ad 512 -as 256");
991	+	break;
992	+	case HIGH:
993	+	op = addarg(op, "-aa .08 -ad 1024 -as 512");
994	+	break;
995	+	}
996	+	d = ambval();
997	+	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
998	+	op += strlen(op);
999	+	op = addarg(op, "-lr 12 -lw .0005");
1000		if (vdef(RENDER))
1001		op = addarg(op, vval(RENDER));
1002		}
#	Line 583 | Line 1006 | xferopts(ro)                           /* transfer options if indicated */
1006		char    *ro;
1007		{
1008		int     fd, n;
1009	+	register char   *cp;
1010
1011		n = strlen(ro);
1012		if (n < 2)
1013		return;
1014		if (vdef(OPTFILE)) {
1015	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) {
1016	<	perror(vval(OPTFILE));
1017	<	exit(1);
1018	<	}
1019	<	if (write(fd, ro+1, n-1) != n-1) {
1020	<	perror(vval(OPTFILE));
1021	<	exit(1);
1022	<	}
1023	<	write(fd, "\n", 1);
1024	<	close(fd);
601	<	ro[0] = ' ';
602	<	ro[1] = '^';
603	<	strcpy(ro+2, vval(OPTFILE));
1015	>	for (cp = ro; cp[1]; cp++)
1016	>	if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3]))
1017	>	*cp = '\n';
1018	>	else
1019	>	*cp = cp[1];
1020	>	*cp = '\n';
1021	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1022	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1023	>	syserr(vval(OPTFILE));
1024	>	sprintf(ro, " @%s", vval(OPTFILE));
1025		}
1026		#ifdef MSDOS
1027		else if (n > 50) {
1028	<	register char   *evp = bmalloc(n+6);
608	<	if (evp == NULL) {
609	<	perror(progname);
610	<	exit(1);
611	<	}
612	<	strcpy(evp, "ROPT=");
613	<	strcat(evp, ro);
614	<	putenv(evp);
1028	>	setenv("ROPT", ro+1);
1029		strcpy(ro, " $ROPT");
1030		}
1031		#endif
#	Line 626 | Line 1040 | register char  *po;
1040		po = addarg(po, "-1 -e");
1041		po = addarg(po, vval(EXPOSURE));
1042		}
1043	<	if (vscale(QUALITY) == HIGH)
1044	<	po = addarg(po, "-r .65");
1043	>	switch (vscale(QUALITY)) {
1044	>	case MEDIUM:
1045	>	po = addarg(po, "-r 1");
1046	>	break;
1047	>	case HIGH:
1048	>	po = addarg(po, "-m .25");
1049	>	break;
1050	>	}
1051		if (vdef(PFILT))
1052		po = addarg(po, vval(PFILT));
1053		}
#	Line 649 | Line 1069 | char *
1069		specview(vs)                            /* get proper view spec from vs */
1070		register char   *vs;
1071		{
1072	+	static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1073	+	"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1074		static char     viewopts[128];
1075		register char   *cp;
1076	<	int     xpos, ypos, zpos, viewtype;
1077	<	int     exterior;
1076	>	int     xpos, ypos, zpos, viewtype, upax;
1077	>	register int    i;
1078		double  cent[3], dim[3], mult, d;
1079
1080		if (vs == NULL || *vs == '-')
1081		return(vs);
1082	+	upax = 0;                       /* get the up vector */
1083	+	if (vdef(UP)) {
1084	+	if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1085	+	upax = 1-'X'+UPPER(vval(UP)[1]);
1086	+	else
1087	+	upax = 1-'X'+vlet(UP);
1088	+	if (upax < 1 | upax > 3)
1089	+	badvalue(UP);
1090	+	if (vval(UP)[0] == '-')
1091	+	upax = -upax;
1092	+	}
1093		/* check standard view names */
1094		xpos = ypos = zpos = 0;
662	–	viewtype = 0;
1095		if (*vs == 'X') {
1096		xpos = 1; vs++;
1097		} else if (*vs == 'x') {
#	Line 675 | Line 1107 | register char  *vs;
1107		} else if (*vs == 'z') {
1108		zpos = -1; vs++;
1109		}
1110	+	viewtype = 'v';
1111		if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1112		viewtype = *vs++;
680	–	else if (!*vs || isspace(*vs))
681	–	viewtype = 'v';
1113		cp = viewopts;
1114	<	if (viewtype && (xpos|ypos|zpos)) {     /* got standard view */
1114	>	if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1115		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1116		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1117		&cent[0], &dim[0], &cent[1], &dim[1],
1118	<	&cent[2], &dim[2]) != 6) {
1119	<	fprintf(stderr, "%s: bad zone specification\n",
1120	<	progname);
1121	<	exit(1);
1118	>	&cent[2], &dim[2]) != 6)
1119	>	badvalue(ZONE);
1120	>	for (i = 0; i < 3; i++) {
1121	>	dim[i] -= cent[i];
1122	>	cent[i] += .5*dim[i];
1123		}
1124	<	dim[0] -= cent[0];
693	<	dim[1] -= cent[1];
694	<	dim[2] -= cent[2];
695	<	exterior = vlet(ZONE) == 'E';
696	<	mult = exterior ? 2. : .45 ;
1124	>	mult = vlet(ZONE)=='E' ? 2. : .45 ;
1125		sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1126		cent[0]+xpos*mult*dim[0],
1127		cent[1]+ypos*mult*dim[1],
1128		cent[2]+zpos*mult*dim[2],
1129		-xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1130		cp += strlen(cp);
1131	<	switch (vlet(UP)) {
1132	<	case 'Z':
1133	<	if (xpos|ypos) {
1134	<	cp = addarg(cp, "-vu 0 0 1");
1135	<	break;
1136	<	}
1137	<	/* fall through */
710	<	case 'Y':
711	<	if (xpos|zpos) {
712	<	cp = addarg(cp, "-vu 0 1 0");
713	<	break;
714	<	}
715	<	/* fall through */
716	<	case 'X':
717	<	if (ypos|zpos)
718	<	cp = addarg(cp, "-vu 1 0 0");
719	<	else
720	<	cp = addarg(cp, "-vu 0 0 1");
1131	>	/* redirect up axis if necessary */
1132	>	switch (upax) {
1133	>	case 3:                 /* plus or minus Z axis */
1134	>	case -3:
1135	>	case 0:
1136	>	if (!(xpos|ypos))
1137	>	upax = 2;
1138		break;
1139	<	default:
1140	<	fprintf(stderr, "%s: illegal value for variable '%s'\n",
1141	<	progname, vnam(UP));
1142	<	exit(1);
1139	>	case 2:                 /* plus or minus Y axis */
1140	>	case -2:
1141	>	if (!(xpos|zpos))
1142	>	upax = 1;
1143	>	break;
1144	>	case 1:                 /* plus or minus X axis */
1145	>	case -1:
1146	>	if (!(ypos|zpos))
1147	>	upax = 3;
1148	>	break;
1149		}
1150	+	cp = addarg(cp, vup[upax+3]);
1151		switch (viewtype) {
1152		case 'v':
1153		cp = addarg(cp, "-vh 45 -vv 45");
#	Line 738 | Line 1162 | register char  *vs;
1162		cp = addarg(cp, "-vh 180 -vv 180");
1163		break;
1164		}
1165	<	} else
1166	<	while (*vs && !isspace(*vs))    /* else skip id */
1167	<	vs++;
1168	<	/* append any additional options */
1169	<	while (isspace(*vs)) vs++;
1165	>	} else {
1166	>	while (!isspace(*vs))           /* else skip id */
1167	>	if (!*vs++)
1168	>	return(NULL);
1169	>	if (upax) {                     /* specify up vector */
1170	>	strcpy(cp, vup[upax+3]);
1171	>	cp += strlen(cp);
1172	>	}
1173	>	}
1174	>	if (cp == viewopts)             /* append any additional options */
1175	>	vs++;           /* skip prefixed space if unneeded */
1176		strcpy(cp, vs);
1177	+	#ifdef MSDOS
1178	+	if (strlen(viewopts) > 40) {
1179	+	setenv("VIEW", viewopts);
1180	+	return("$VIEW");
1181	+	}
1182	+	#endif
1183		return(viewopts);
1184		}
1185
#	Line 751 | Line 1187 | register char  *vs;
1187		char *
1188		getview(n, vn)                          /* get view n, or NULL if none */
1189		int     n;
1190	<	char    *vn;
1190	>	char    *vn;            /* returned view name */
1191		{
1192		register char   *mv;
1193
1194	<	if (viewselect != NULL) {
1194	>	if (viewselect != NULL) {               /* command-line selected */
1195		if (n)                          /* only do one */
1196		return(NULL);
1197		if (viewselect[0] == '-') {     /* already specified */
#	Line 768 | Line 1204 | char   *vn;
1204		;
1205		*vn = '\0';
1206		}
1207	+	/* view number? */
1208	+	if (isint(viewselect))
1209	+	return(specview(nvalue(vv+VIEW, atoi(viewselect)-1)));
1210		/* check list */
1211		while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1212		if (matchword(viewselect, mv))
1213		return(specview(mv));
1214		return(specview(viewselect));   /* standard view? */
1215		}
1216	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1217	<	if (*mv != '-')
1218	<	while (*mv && !isspace(*mv))
1219	<	*vn++ = *mv++;
1216	>	mv = nvalue(vv+VIEW, n);                /* use view n */
1217	>	if (vn != NULL & mv != NULL) {
1218	>	register char   *mv2 = mv;
1219	>	if (*mv2 != '-')
1220	>	while (*mv2 && !isspace(*mv2))
1221	>	*vn++ = *mv2++;
1222		*vn = '\0';
1223		}
1224	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1224	>	return(specview(mv));
1225		}
1226
1227
1228	+	printview(vopts)                        /* print out selected view */
1229	+	register char   *vopts;
1230	+	{
1231	+	extern char     *atos(), *getenv();
1232	+	char    buf[256];
1233	+	FILE    *fp;
1234	+	register char   *cp;
1235	+
1236	+	if (vopts == NULL)
1237	+	return(-1);
1238	+	fputs("VIEW=", stdout);
1239	+	do {
1240	+	if (matchword(vopts, "-vf")) {          /* expand view file */
1241	+	vopts = sskip(vopts);
1242	+	if (!*atos(buf, sizeof(buf), vopts))
1243	+	return(-1);
1244	+	if ((fp = fopen(buf, "r")) == NULL)
1245	+	return(-1);
1246	+	for (buf[sizeof(buf)-2] = '\n';
1247	+	fgets(buf, sizeof(buf), fp) != NULL &&
1248	+	buf[0] != '\n';
1249	+	buf[sizeof(buf)-2] = '\n') {
1250	+	if (buf[sizeof(buf)-2] != '\n') {
1251	+	ungetc(buf[sizeof(buf)-2], fp);
1252	+	buf[sizeof(buf)-2] = '\0';
1253	+	}
1254	+	if (matchword(buf, "VIEW=") ||
1255	+	matchword(buf, "rview")) {
1256	+	for (cp = sskip(buf); *cp && *cp != '\n'; cp++)
1257	+	putchar(*cp);
1258	+	}
1259	+	}
1260	+	fclose(fp);
1261	+	vopts = sskip(vopts);
1262	+	} else {
1263	+	while (isspace(*vopts))
1264	+	vopts++;
1265	+	putchar(' ');
1266	+	#ifdef MSDOS
1267	+	if (*vopts == '$') {            /* expand env. var. */
1268	+	if (!*atos(buf, sizeof(buf), vopts+1))
1269	+	return(-1);
1270	+	if ((cp = getenv(buf)) == NULL)
1271	+	return(-1);
1272	+	fputs(cp, stdout);
1273	+	vopts = sskip(vopts);
1274	+	} else
1275	+	#endif
1276	+	while (*vopts && !isspace(*vopts))
1277	+	putchar(*vopts++);
1278	+	}
1279	+	} while (*vopts++);
1280	+	putchar('\n');
1281	+	return(0);
1282	+	}
1283	+
1284	+
1285		rview(opts)                             /* run rview with first view */
1286		char    *opts;
1287		{
1288	+	char    *vw;
1289		char    combuf[512];
1290		/* build command */
1291	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1291	>	if ((vw = getview(0, NULL)) == NULL)
1292	>	return;
1293	>	if (sayview)
1294	>	printview(vw);
1295	>	sprintf(combuf, "rview %s%s -R %s ", vw, opts, rifname);
1296		if (rvdevice != NULL)
1297		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1298	<	strcat(combuf, vval(OCTREE));
1299	<	if (!silent) {                  /* echo it */
1300	<	printf("\t%s\n", combuf);
1301	<	fflush(stdout);
799	<	}
800	<	if (noaction)
801	<	return;
802	<	if (system(combuf)) {           /* run it */
1298	>	if (vdef(EXPOSURE))
1299	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1300	>	strcat(combuf, oct1name);
1301	>	if (runcom(combuf)) {           /* run it */
1302		fprintf(stderr, "%s: error running rview\n", progname);
1303		exit(1);
1304		}
#	Line 809 | Line 1308 | char   *opts;
1308		rpict(opts)                             /* run rpict and pfilt for each view */
1309		char    *opts;
1310		{
1311	<	char    combuf[512];
1312	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH], res[32];
1313	<	char    pfopts[64];
1311	>	char    combuf[1024];
1312	>	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1313	>	char    pfopts[128];
1314		char    vs[32], *vw;
1315		int     vn, mult;
1316		/* get pfilt options */
1317		pfiltopts(pfopts);
1318		/* get resolution, reporting */
1319	<	mult = vscale(QUALITY)+1;
1319	>	switch (vscale(QUALITY)) {
1320	>	case LOW:
1321	>	mult = 1;
1322	>	break;
1323	>	case MEDIUM:
1324	>	mult = 2;
1325	>	break;
1326	>	case HIGH:
1327	>	mult = 3;
1328	>	break;
1329	>	}
1330		{
1331		int     xres, yres;
1332		double  aspect;
#	Line 829 | Line 1338 | char   *opts;
1338		else if (n) {
1339		if (n == 1) yres = xres;
1340		sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1341	<	} else {
1342	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
834	<	progname, vnam(RESOLUTION));
835	<	exit(1);
836	<	}
1341	>	} else
1342	>	badvalue(RESOLUTION);
1343		}
1344		rep[0] = '\0';
1345		if (vdef(REPORT)) {
#	Line 844 | Line 1350 | char   *opts;
1350		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1351		else if (n == 1)
1352		sprintf(rep, " -t %d", (int)(minutes*60));
1353	<	else {
1354	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
849	<	progname, vnam(REPORT));
850	<	exit(1);
851	<	}
1353	>	else
1354	>	badvalue(REPORT);
1355		}
1356		/* do each view */
1357		vn = 0;
1358		while ((vw = getview(vn++, vs)) != NULL) {
1359	+	if (sayview)
1360	+	printview(vw);
1361		if (!vs[0])
1362		sprintf(vs, "%d", vn);
1363		sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1364		/* check date on picture */
1365	<	if (fdate(picfile) > octreedate)
1365	>	if (fdate(picfile) >= oct1date)
1366		continue;
1367		/* build rpict command */
1368		sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1369	<	if (fdate(rawfile) > octreedate)        /* recover */
1369	>	if (fdate(rawfile) >= oct1date)         /* recover */
1370		sprintf(combuf, "rpict%s%s -ro %s %s",
1371	<	rep, opts, rawfile, vval(OCTREE));
1371	>	rep, opts, rawfile, oct1name);
1372		else {
1373		if (overture) {         /* run overture calculation */
1374		sprintf(combuf,
1375		"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1376		rep, vw, opts,
1377	<	vval(OCTREE), rawfile);
1378	<	if (!silent) {
874	<	printf("\t%s\n", combuf);
875	<	fflush(stdout);
876	<	}
877	<	if (!noaction && system(combuf)) {
1377	>	oct1name, overfile);
1378	>	if (runcom(combuf)) {
1379		fprintf(stderr,
1380	<	"%s: error in overture for view %s\n\t%s removed\n",
1381	<	progname, vs, rawfile);
881	<	unlink(rawfile);
1380	>	"%s: error in overture for view %s\n",
1381	>	progname, vs);
1382		exit(1);
1383		}
1384	+	#ifdef NIX
1385	+	rmfile(overfile);
1386	+	#endif
1387		}
1388		sprintf(combuf, "rpict%s %s %s%s %s > %s",
1389		rep, vw, res, opts,
1390	<	vval(OCTREE), rawfile);
1390	>	oct1name, rawfile);
1391		}
1392	<	if (!silent) {                  /* echo rpict command */
890	<	printf("\t%s\n", combuf);
891	<	fflush(stdout);
892	<	}
893	<	if (!noaction && system(combuf)) {      /* run rpict */
1392	>	if (runcom(combuf)) {           /* run rpict */
1393		fprintf(stderr, "%s: error rendering view %s\n",
1394		progname, vs);
1395		exit(1);
#	Line 902 | Line 1401 | char   *opts;
1401		else
1402		sprintf(combuf, "pfilt%s %s > %s", pfopts,
1403		rawfile, picfile);
1404	<	if (!silent) {                  /* echo pfilt command */
906	<	printf("\t%s\n", combuf);
907	<	fflush(stdout);
908	<	}
909	<	if (!noaction && system(combuf)) {      /* run pfilt */
1404	>	if (runcom(combuf)) {           /* run pfilt */
1405		fprintf(stderr,
1406		"%s: error filtering view %s\n\t%s removed\n",
1407		progname, vs, picfile);
#	Line 914 | Line 1409 | char   *opts;
1409		exit(1);
1410		}
1411		/* remove raw file */
1412	<	if (!silent)
1412	>	rmfile(rawfile);
1413	>	}
1414	>	}
1415	>
1416	>
1417	>	runcom(cs)                      /* run command */
1418	>	char    *cs;
1419	>	{
1420	>	if (!silent)            /* echo it */
1421	>	printf("\t%s\n", cs);
1422	>	if (noaction)
1423	>	return(0);
1424	>	fflush(stdout);         /* flush output and pass to shell */
1425	>	return(system(cs));
1426	>	}
1427	>
1428	>
1429	>	rmfile(fn)                      /* remove a file */
1430	>	char    *fn;
1431	>	{
1432	>	if (!silent)
1433		#ifdef MSDOS
1434	<	printf("\tdel %s\n", rawfile);
1434	>	printf("\tdel %s\n", fn);
1435		#else
1436	<	printf("\trm %s\n", rawfile);
1436	>	printf("\trm -f %s\n", fn);
1437		#endif
1438	<	if (!noaction)
1439	<	unlink(rawfile);
1438	>	if (noaction)
1439	>	return(0);
1440	>	return(unlink(fn));
1441	>	}
1442	>
1443	>
1444	>	#ifdef MSDOS
1445	>	setenv(vname, value)            /* set an environment variable */
1446	>	char    *vname, *value;
1447	>	{
1448	>	register char   *evp;
1449	>
1450	>	evp = bmalloc(strlen(vname)+strlen(value)+2);
1451	>	if (evp == NULL)
1452	>	syserr(progname);
1453	>	sprintf(evp, "%s=%s", vname, value);
1454	>	if (putenv(evp) != 0) {
1455	>	fprintf(stderr, "%s: out of environment space\n", progname);
1456	>	exit(1);
1457		}
1458	+	if (!silent)
1459	+	printf("set %s\n", evp);
1460	+	}
1461	+	#endif
1462	+
1463	+
1464	+	badvalue(vc)                    /* report bad variable value and exit */
1465	+	int     vc;
1466	+	{
1467	+	fprintf(stderr, "%s: bad value for variable '%s'\n",
1468	+	progname, vnam(vc));
1469	+	exit(1);
1470	+	}
1471	+
1472	+
1473	+	syserr(s)                       /* report a system error and exit */
1474	+	char    *s;
1475	+	{
1476	+	perror(s);
1477	+	exit(1);
1478		}

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