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

Comparing ray/src/util/rad.c (file contents):
Revision 2.2 by greg, Thu Mar 11 11:39:48 1993 UTC vs.
Revision 2.45 by greg, Mon Aug 28 10:12:40 1995 UTC

#	Line 1 | Line 1
1	<	/* Copyright (c) 1993 Regents of the University of California */
1	>	/* Copyright (c) 1994 Regents of the University of California */
2
3		#ifndef lint
4		static char SCCSid[] = "$SunId$ LBL";
#	Line 11 | Line 11 | static char SCCSid[] = "$SunId$ LBL";
11		#include "standard.h"
12		#include "paths.h"
13		#include <ctype.h>
14	+	#include <sys/types.h>
15
16
17		typedef struct {
#	Line 21 | Line 22 | typedef struct {
22		int     (*fixval)();    /* assignment checking function */
23		} VARIABLE;
24
25	<	int     onevalue(), catvalues();
25	>	int     onevalue(), catvalues(), boolvalue(),
26	>	qualvalue(), fltvalue(), intvalue();
27
28		/* variables */
29		#define OBJECT          0               /* object files */
30		#define SCENE           1               /* scene files */
31		#define MATERIAL        2               /* material files */
32	<	#define RENDER          3               /* rendering options */
33	<	#define OCONV           4               /* oconv options */
34	<	#define PFILT           5               /* pfilt options */
35	<	#define VIEW            6               /* view(s) for picture(s) */
36	<	#define ZONE            7               /* simulation zone */
37	<	#define QUALITY         8               /* desired rendering quality */
38	<	#define OCTREE          9               /* octree file name */
39	<	#define PICTURE         10              /* picture file name */
40	<	#define AMBFILE         11              /* ambient file name */
41	<	#define OPTFILE         12              /* rendering options file */
42	<	#define EXPOSURE        13              /* picture exposure setting */
43	<	#define RESOLUTION      14              /* maximum picture resolution */
44	<	#define UP              15              /* view up (X, Y or Z) */
45	<	#define INDIRECT        16              /* indirection in lighting */
46	<	#define DETAIL          17              /* level of scene detail */
47	<	#define PENUMBRAS       18              /* shadow penumbras are desired */
48	<	#define VARIABILITY     19              /* level of light variability */
49	<	#define REPORT          20              /* report frequency and errfile */
32	>	#define ILLUM           3               /* mkillum input files */
33	>	#define MKILLUM         4               /* mkillum options */
34	>	#define RENDER          5               /* rendering options */
35	>	#define OCONV           6               /* oconv options */
36	>	#define PFILT           7               /* pfilt options */
37	>	#define VIEW            8               /* view(s) for picture(s) */
38	>	#define ZONE            9               /* simulation zone */
39	>	#define QUALITY         10              /* desired rendering quality */
40	>	#define OCTREE          11              /* octree file name */
41	>	#define PICTURE         12              /* picture file root name */
42	>	#define AMBFILE         13              /* ambient file name */
43	>	#define OPTFILE         14              /* rendering options file */
44	>	#define EXPOSURE        15              /* picture exposure setting */
45	>	#define RESOLUTION      16              /* maximum picture resolution */
46	>	#define UP              17              /* view up (X, Y or Z) */
47	>	#define INDIRECT        18              /* indirection in lighting */
48	>	#define DETAIL          19              /* level of scene detail */
49	>	#define PENUMBRAS       20              /* shadow penumbras are desired */
50	>	#define VARIABILITY     21              /* level of light variability */
51	>	#define REPORT          22              /* report frequency and errfile */
52	>	#define RAWFILE         23              /* raw picture file root name */
53	>	#define ZFILE           24              /* distance file root name */
54		/* total number of variables */
55	<	#define NVARS           21
55	>	#define NVARS           25
56
57		VARIABLE        vv[NVARS] = {           /* variable-value pairs */
58		{"objects",     3,      0,      NULL,   catvalues},
59		{"scene",       3,      0,      NULL,   catvalues},
60		{"materials",   3,      0,      NULL,   catvalues},
61	+	{"illum",       3,      0,      NULL,   catvalues},
62	+	{"mkillum",     3,      0,      NULL,   catvalues},
63		{"render",      3,      0,      NULL,   catvalues},
64		{"oconv",       3,      0,      NULL,   catvalues},
65		{"pfilt",       2,      0,      NULL,   catvalues},
66		{"view",        2,      0,      NULL,   NULL},
67		{"ZONE",        2,      0,      NULL,   onevalue},
68	<	{"QUALITY",     3,      0,      NULL,   onevalue},
68	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
69		{"OCTREE",      3,      0,      NULL,   onevalue},
70		{"PICTURE",     3,      0,      NULL,   onevalue},
71		{"AMBFILE",     3,      0,      NULL,   onevalue},
72		{"OPTFILE",     3,      0,      NULL,   onevalue},
73	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
73	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
74		{"RESOLUTION",  3,      0,      NULL,   onevalue},
75		{"UP",          2,      0,      NULL,   onevalue},
76	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
77	<	{"DETAIL",      3,      0,      NULL,   onevalue},
78	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
79	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
76	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
77	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
78	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
79	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
80		{"REPORT",      3,      0,      NULL,   onevalue},
81	+	{"RAWFILE",     3,      0,      NULL,   onevalue},
82	+	{"ZFILE",       2,      0,      NULL,   onevalue},
83		};
84
85		VARIABLE        *matchvar();
86		char    *nvalue();
77	–	int     vscale();
87
88	+	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
89	+
90		#define vnam(vc)        (vv[vc].name)
91		#define vdef(vc)        (vv[vc].nass)
92		#define vval(vc)        (vv[vc].value)
93		#define vint(vc)        atoi(vval(vc))
94	<	#define vlet(vc)        (vval(vc)[0]&~0x20)
94	>	#define vlet(vc)        UPPER(vval(vc)[0])
95	>	#define vscale          vlet
96		#define vbool(vc)       (vlet(vc)=='T')
97
98	<	#define HIGH            2
99	<	#define MEDIUM          1
100	<	#define LOW             0
98	>	#define HIGH            'H'
99	>	#define MEDIUM          'M'
100	>	#define LOW             'L'
101
102	<	int     lowqopts(), medqopts(), hiqopts();
103	<	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
102	>	/* overture calculation file */
103	>	#ifdef NIX
104	>	char    overfile[] = "overture.unf";
105	>	#else
106	>	char    overfile[] = "/dev/null";
107	>	#endif
108
109	<	#define renderopts      (*setqopts[vscale(QUALITY)])
109	>	extern time_t   fdate(), time();
110
111	<	extern long     fdate(), time();
111	>	time_t  scenedate;              /* date of latest scene or object file */
112	>	time_t  octreedate;             /* date of octree */
113	>	time_t  matdate;                /* date of latest material file */
114	>	time_t  illumdate;              /* date of last illum file */
115
116	<	long    scenedate;              /* date of latest scene or object file */
117	<	long    octreedate;             /* date of octree */
116	>	char    *oct0name;              /* name of pre-mkillum octree */
117	>	time_t  oct0date;               /* date of pre-mkillum octree */
118	>	char    *oct1name;              /* name of post-mkillum octree */
119	>	time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
120
121	+	int     nowarn = 0;             /* no warnings */
122		int     explicate = 0;          /* explicate variables */
123		int     silent = 0;             /* do work silently */
124	+	int     touchonly = 0;          /* touch files only */
125		int     noaction = 0;           /* don't do anything */
126	+	int     sayview = 0;            /* print view out */
127		char    *rvdevice = NULL;       /* rview output device */
128		char    *viewselect = NULL;     /* specific view only */
129
130		int     overture = 0;           /* overture calculation needed */
131
132		char    *progname;              /* global argv[0] */
133	+	char    *rifname;               /* global rad input file name */
134
135		char    radname[MAXPATH];       /* root Radiance file name */
136
#	Line 115 | Line 140 | int    argc;
140		char    *argv[];
141		{
142		char    ropts[512];
143	+	char    popts[64];
144		int     i;
145
146		progname = argv[0];
#	Line 127 | Line 153 | char   *argv[];
153		case 'n':
154		noaction++;
155		break;
156	+	case 't':
157	+	touchonly++;
158	+	break;
159		case 'e':
160		explicate++;
161		break;
162		case 'o':
163		rvdevice = argv[++i];
164		break;
165	+	case 'V':
166	+	sayview++;
167	+	break;
168		case 'v':
169		viewselect = argv[++i];
170		break;
171	+	case 'w':
172	+	nowarn++;
173	+	break;
174		default:
175		goto userr;
176		}
177		if (i >= argc)
178		goto userr;
179	+	rifname = argv[i];
180		/* assign Radiance root file name */
181	<	rootname(radname, argv[i]);
181	>	rootname(radname, rifname);
182		/* load variable values */
183	<	load(argv[i]);
183	>	load(rifname);
184		/* get any additional assignments */
185		for (i++; i < argc; i++)
186		setvariable(argv[i]);
#	Line 157 | Line 193 | char   *argv[];
193		/* print all values if requested */
194		if (explicate)
195		printvals();
196	<	/* run simulation */
196	>	/* build octree (and run mkillum) */
197		oconv();
198	<	renderopts(ropts);
198	>	/* check date on ambient file */
199	>	checkambfile();
200	>	/* run simulation */
201	>	renderopts(ropts, popts);
202		xferopts(ropts);
203		if (rvdevice != NULL)
204	<	rview(ropts);
204	>	rview(ropts, popts);
205		else
206	<	rpict(ropts);
206	>	rpict(ropts, popts);
207		exit(0);
208		userr:
209		fprintf(stderr,
210	<	"Usage: %s [-s][-n][-v view][-o dev] rfile [VAR=value ..]\n",
210	>	"Usage: %s [-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
211		progname);
212		exit(1);
213		}
#	Line 189 | Line 228 | register char  *rn, *fn;
228		}
229
230
231	+	#define NOCHAR  127             /* constant for character to delete */
232	+
233	+
234		load(rfname)                    /* load Radiance simulation file */
235		char    *rfname;
236		{
237		FILE    *fp;
238	<	char    buf[256];
238	>	char    buf[512];
239		register char   *cp;
240
241		if (rfname == NULL)
242		fp = stdin;
243	<	else if ((fp = fopen(rfname, "r")) == NULL) {
244	<	perror(rfname);
203	<	exit(1);
204	<	}
243	>	else if ((fp = fopen(rfname, "r")) == NULL)
244	>	syserr(rfname);
245		while (fgetline(buf, sizeof(buf), fp) != NULL) {
246		for (cp = buf; *cp; cp++) {
247		switch (*cp) {
248		case '\\':
249	<	case '\n':
210	<	*cp = ' ';
249	>	*cp++ = NOCHAR;
250		continue;
251		case '#':
252		*cp = '\0';
253		break;
254	+	default:
255	+	continue;
256		}
257		break;
258		}
#	Line 225 | Line 266 | setvariable(ass)               /* assign variable according to stri
266		register char   *ass;
267		{
268		char    varname[32];
269	+	int     n;
270		register char   *cp;
271		register VARIABLE       *vp;
272		register int    i;
231	–	int     n;
273
274		while (isspace(*ass))           /* skip leading space */
275		ass++;
#	Line 242 | Line 283 | register char  *ass;
283		/* trim value */
284		while (isspace(*ass) || *ass == '=')
285		ass++;
286	<	cp = ass + strlen(ass);
287	<	do
288	<	*cp-- = '\0';
289	<	while (cp >= ass && isspace(*cp));
249	<	n = cp - ass + 1;
250	<	if (!n) {
286	>	for (n = strlen(ass); n > 0; n--)
287	>	if (!isspace(ass[n-1]))
288	>	break;
289	>	if (!n && !nowarn) {
290		fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
291		progname, varname);
292		return;
#	Line 260 | Line 299 | register char  *ass;
299		exit(1);
300		}
301		/* assign new value */
302	<	cp = vp->value; i = vp->nass;
303	<	while (i--)
304	<	while (*cp++)
305	<	;
306	<	i = cp - vp->value;
307	<	vp->value = realloc(vp->value, i+n+1);
308	<	if (vp->value == NULL) {
309	<	perror(progname);
310	<	exit(1);
302	>	if (i = vp->nass) {
303	>	cp = vp->value;
304	>	while (i--)
305	>	while (*cp++)
306	>	;
307	>	i = cp - vp->value;
308	>	vp->value = realloc(vp->value, i+n+1);
309	>	} else
310	>	vp->value = malloc(n+1);
311	>	if (vp->value == NULL)
312	>	syserr(progname);
313	>	cp = vp->value+i;               /* copy value, squeezing spaces */
314	>	*cp = *ass;
315	>	for (i = 1; i <= n; i++) {
316	>	if (ass[i] == NOCHAR)
317	>	continue;
318	>	if (isspace(*cp))
319	>	while (isspace(ass[i]))
320	>	i++;
321	>	*++cp = ass[i];
322		}
323	<	strcpy(vp->value+i, ass);
323	>	if (isspace(*cp))               /* remove trailing space */
324	>	*cp = '\0';
325		vp->nass++;
326		}
327
#	Line 296 | Line 347 | register int   n;
347		{
348		register char   *cp;
349
350	<	if (vp == NULL || n < 0 || n >= vp->nass)
350	>	if (vp == NULL | n < 0 | n >= vp->nass)
351		return(NULL);
352		cp = vp->value;
353		while (n--)
#	Line 306 | Line 357 | register int   n;
357		}
358
359
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	–
360		checkvalues()                   /* check assignments */
361		{
362		register int    i;
#	Line 339 | Line 372 | register VARIABLE      *vp;
372		{
373		if (vp->nass < 2)
374		return;
375	<	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
375	>	if (!nowarn)
376	>	fprintf(stderr,
377	>	"%s: warning - multiple assignment of variable '%s'\n",
378		progname, vp->name);
379		do
380		vp->value += strlen(vp->value)+1;
#	Line 362 | Line 397 | register VARIABLE      *vp;
397		}
398
399
400	<	long
400	>	int
401	>	badmatch(tv, cv)                /* case insensitive truncated comparison */
402	>	register char   *tv, *cv;
403	>	{
404	>	if (!*tv) return(1);            /* null string cannot match */
405	>	do
406	>	if (UPPER(*tv) != *cv++)
407	>	return(1);
408	>	while (*++tv);
409	>	return(0);              /* OK */
410	>	}
411	>
412	>
413	>	boolvalue(vp)                   /* check boolean for legal values */
414	>	register VARIABLE       *vp;
415	>	{
416	>	if (!vp->nass) return;
417	>	onevalue(vp);
418	>	switch (UPPER(vp->value[0])) {
419	>	case 'T':
420	>	if (badmatch(vp->value, "TRUE")) break;
421	>	return;
422	>	case 'F':
423	>	if (badmatch(vp->value, "FALSE")) break;
424	>	return;
425	>	}
426	>	fprintf(stderr, "%s: illegal value for boolean variable '%s'\n",
427	>	progname, vp->name);
428	>	exit(1);
429	>	}
430	>
431	>
432	>	qualvalue(vp)                   /* check qualitative var. for legal values */
433	>	register VARIABLE       *vp;
434	>	{
435	>	if (!vp->nass) return;
436	>	onevalue(vp);
437	>	switch (UPPER(vp->value[0])) {
438	>	case 'L':
439	>	if (badmatch(vp->value, "LOW")) break;
440	>	return;
441	>	case 'M':
442	>	if (badmatch(vp->value, "MEDIUM")) break;
443	>	return;
444	>	case 'H':
445	>	if (badmatch(vp->value, "HIGH")) break;
446	>	return;
447	>	}
448	>	fprintf(stderr, "%s: illegal value for qualitative variable '%s'\n",
449	>	progname, vp->name);
450	>	exit(1);
451	>	}
452	>
453	>
454	>	intvalue(vp)                    /* check integer variable for legal values */
455	>	register VARIABLE       *vp;
456	>	{
457	>	if (!vp->nass) return;
458	>	onevalue(vp);
459	>	if (isint(vp->value)) return;
460	>	fprintf(stderr, "%s: illegal value for integer variable '%s'\n",
461	>	progname, vp->name);
462	>	exit(1);
463	>	}
464	>
465	>
466	>	fltvalue(vp)                    /* check float variable for legal values */
467	>	register VARIABLE       *vp;
468	>	{
469	>	if (!vp->nass) return;
470	>	onevalue(vp);
471	>	if (isflt(vp->value)) return;
472	>	fprintf(stderr, "%s: illegal value for real variable '%s'\n",
473	>	progname, vp->name);
474	>	exit(1);
475	>	}
476	>
477	>
478	>	time_t
479		checklast(fnames)                       /* check files and find most recent */
480		register char   *fnames;
481		{
482		char    thisfile[MAXPATH];
483	<	long    thisdate, lastdate = -1;
483	>	time_t  thisdate, lastdate = 0;
484		register char   *cp;
485
486	+	if (fnames == NULL)
487	+	return(0);
488		while (*fnames) {
489		while (isspace(*fnames)) fnames++;
490		cp = thisfile;
491	<	while (*fnames && !isspace(*fnames)) *cp++ = *fnames++;
491	>	while (*fnames && !isspace(*fnames))
492	>	*cp++ = *fnames++;
493		*cp = '\0';
494	<	if ((thisdate = fdate(thisfile)) < 0) {
495	<	perror(thisfile);
380	<	exit(1);
381	<	}
494	>	if (!(thisdate = fdate(thisfile)))
495	>	syserr(thisfile);
496		if (thisdate > lastdate)
497		lastdate = thisdate;
498		}
#	Line 386 | Line 500 | register char  *fnames;
500		}
501
502
503	+	char *
504	+	newfname(orig, pred)            /* create modified file name */
505	+	char    *orig;
506	+	int     pred;
507	+	{
508	+	extern char     *rindex();
509	+	register char   *cp;
510	+	register int    n;
511	+	int     suffix;
512	+
513	+	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
514	+	while (*cp) {
515	+	if (*cp == '.') suffix = n;
516	+	else if (ISDIRSEP(*cp)) suffix = -1;
517	+	cp++; n++;
518	+	}
519	+	if (suffix == -1) suffix = n;
520	+	if ((cp = bmalloc(n+2)) == NULL)
521	+	syserr(progname);
522	+	strncpy(cp, orig, suffix);
523	+	cp[suffix] = pred;                      /* root name + pred + suffix */
524	+	strcpy(cp+suffix+1, orig+suffix);
525	+	return(cp);
526	+	}
527	+
528	+
529		checkfiles()                    /* check for existence and modified times */
530		{
531	<	char    *cp;
392	<	long    objdate;
531	>	time_t  objdate;
532
533		if (!vdef(OCTREE)) {
534	<	if ((cp = bmalloc(strlen(radname)+5)) == NULL) {
535	<	perror(progname);
536	<	exit(1);
398	<	}
399	<	sprintf(cp, "%s.oct", radname);
400	<	vval(OCTREE) = cp;
534	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
535	>	syserr(progname);
536	>	sprintf(vval(OCTREE), "%s.oct", radname);
537		vdef(OCTREE)++;
538		}
539		octreedate = fdate(vval(OCTREE));
540	<	scenedate = -1;
541	<	if (vdef(SCENE)) {
542	<	scenedate = checklast(vval(SCENE));
543	<	if (vdef(OBJECT)) {
544	<	objdate = checklast(vval(OBJECT));
545	<	if (objdate > scenedate)
546	<	scenedate = objdate;
547	<	}
548	<	}
549	<	if (octreedate < 0 & scenedate < 0) {
550	<	fprintf(stderr, "%s: need '%s' or '%s'\n", progname,
551	<	vnam(OCTREE), vnam(SCENE));
540	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
541	>	oct0name = newfname(vval(OCTREE), '0');
542	>	oct1name = newfname(vval(OCTREE), '1');
543	>	oct0date = fdate(oct0name);
544	>	oct1date = fdate(oct1name);
545	>	} else
546	>	oct0name = oct1name = vval(OCTREE);
547	>	if ((scenedate = checklast(vval(SCENE))) &&
548	>	(objdate = checklast(vval(OBJECT))) > scenedate)
549	>	scenedate = objdate;
550	>	illumdate = checklast(vval(ILLUM));
551	>	if (!octreedate & !scenedate & !illumdate) {
552	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
553	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
554		exit(1);
555		}
556	+	matdate = checklast(vval(MATERIAL));
557		}
558
559
#	Line 423 | Line 562 | double org[3], *sizp;
562		{
563		extern FILE     *popen();
564		static double   oorg[3], osiz = 0.;
565	<	char    buf[MAXPATH+16];
565	>	double  min[3], max[3];
566	>	char    buf[512];
567		FILE    *fp;
568	+	register int    i;
569
570	<	if (osiz <= FTINY) {
571	<	oconv();                /* does nothing if done already */
572	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
573	<	if ((fp = popen(buf, "r")) == NULL) {
574	<	perror("getinfo");
575	<	exit(1);
576	<	}
577	<	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
578	<	&oorg[2], &osiz) != 4) {
579	<	fprintf(stderr,
570	>	if (osiz <= FTINY)
571	>	if (noaction && fdate(oct1name) <
572	>	(scenedate>illumdate?scenedate:illumdate)) {
573	>	/* run getbbox */
574	>	sprintf(buf, "getbbox -w -h %s",
575	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
576	>	if ((fp = popen(buf, "r")) == NULL)
577	>	syserr("getbbox");
578	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
579	>	&min[0], &max[0], &min[1], &max[1],
580	>	&min[2], &max[2]) != 6) {
581	>	fprintf(stderr,
582	>	"%s: error reading bounding box from getbbox\n",
583	>	progname);
584	>	exit(1);
585	>	}
586	>	for (i = 0; i < 3; i++)
587	>	if (max[i] - min[i] > osiz)
588	>	osiz = max[i] - min[i];
589	>	for (i = 0; i < 3; i++)
590	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
591	>	pclose(fp);
592	>	} else {                                /* from octree */
593	>	oconv();        /* does nothing if done already */
594	>	sprintf(buf, "getinfo -d < %s", oct1name);
595	>	if ((fp = popen(buf, "r")) == NULL)
596	>	syserr("getinfo");
597	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
598	>	&oorg[2], &osiz) != 4) {
599	>	fprintf(stderr,
600		"%s: error reading bounding cube from getinfo\n",
601	<	progname);
602	<	exit(1);
601	>	progname);
602	>	exit(1);
603	>	}
604	>	pclose(fp);
605		}
443	–	pclose(fp);
444	–	}
606		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
607		}
608
#	Line 458 | Line 619 | setdefaults()                  /* set default values for unassigned v
619		vval(ZONE) = savqstr(buf);
620		vdef(ZONE)++;
621		}
461	–	if (!vdef(UP)) {
462	–	vval(UP) = "Z";
463	–	vdef(UP)++;
464	–	}
622		if (!vdef(INDIRECT)) {
623		vval(INDIRECT) = "0";
624		vdef(INDIRECT)++;
#	Line 499 | Line 656 | setdefaults()                  /* set default values for unassigned v
656
657		printvals()                     /* print variable values */
658		{
659	<	register int    i, j;
659	>	int     i, j, clipline;
660	>	register char   *cp;
661	>	register int    k;
662
663	<	for (i = 0; i < NVARS; i++)
664	<	for (j = 0; j < vv[i].nass; j++)
665	<	printf("%s= %s\n", vv[i].name, nvalue(vv+i, j));
663	>	for (i = 0; i < NVARS; i++)             /* print each variable */
664	>	for (j = 0; j < vdef(i); j++) {     /* print each assignment */
665	>	fputs(vnam(i), stdout);
666	>	fputs("= ", stdout);
667	>	k = clipline = ( vv[i].fixval == catvalues ? 64 : 320 )
668	>	- strlen(vnam(i)) ;
669	>	cp = nvalue(vv+i, j);
670	>	while (*cp) {
671	>	putchar(*cp++);
672	>	if (--k <= 0) {             /* line too long */
673	>	while (*cp && !isspace(*cp))
674	>	putchar(*cp++);     /* finish this word */
675	>	if (*cp) {              /* start new line */
676	>	putchar('\n');
677	>	fputs(vnam(i), stdout);
678	>	putchar('=');
679	>	k = clipline;
680	>	}
681	>	}
682	>	}
683	>	putchar('\n');
684	>	}
685		fflush(stdout);
686		}
687
688
689	<	oconv()                         /* run oconv if necessary */
689	>	oconv()                         /* run oconv and mkillum if necessary */
690		{
691	<	char    combuf[512], ocopts[64];
691	>	static char     illumtmp[] = "ilXXXXXX";
692	>	char    combuf[512], ocopts[64], mkopts[64];
693
694	<	if (octreedate >= scenedate)    /* check dates */
695	<	return;
696	<	/* build command */
697	<	oconvopts(ocopts);
698	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
699	<	vdef(MATERIAL) ? vval(MATERIAL) : "",
700	<	vval(SCENE), vval(OCTREE));
701	<	if (!silent) {                  /* echo it */
702	<	printf("\t%s\n", combuf);
703	<	fflush(stdout);
694	>	oconvopts(ocopts);              /* get options */
695	>	if (octreedate < scenedate) {   /* check date on original octree */
696	>	if (touchonly && octreedate)
697	>	touch(vval(OCTREE));
698	>	else {                          /* build command */
699	>	if (vdef(MATERIAL))
700	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
701	>	vval(MATERIAL), vval(SCENE),
702	>	vval(OCTREE));
703	>	else
704	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
705	>	vval(SCENE), vval(OCTREE));
706	>
707	>	if (runcom(combuf)) {           /* run it */
708	>	fprintf(stderr,
709	>	"%s: error generating octree\n\t%s removed\n",
710	>	progname, vval(OCTREE));
711	>	unlink(vval(OCTREE));
712	>	exit(1);
713	>	}
714	>	}
715	>	octreedate = time((time_t *)NULL);
716	>	if (octreedate < scenedate)     /* in case clock is off */
717	>	octreedate = scenedate;
718		}
719	<	if (noaction)
719	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
720	>	oct1date = octreedate > matdate ? octreedate : matdate;
721	>	if (oct1date >= octreedate & oct1date >= matdate
722	>	& oct1date >= illumdate)        /* all done */
723		return;
724	<	if (system(combuf)) {           /* run it */
725	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
726	<	progname, vval(OCTREE));
727	<	unlink(vval(OCTREE));
728	<	exit(1);
724	>	/* make octree0 */
725	>	if (oct0date < scenedate | oct0date < illumdate) {
726	>	if (touchonly && oct0date)
727	>	touch(oct0name);
728	>	else {                          /* build command */
729	>	if (octreedate)
730	>	sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
731	>	vval(OCTREE), vval(ILLUM), oct0name);
732	>	else if (vdef(MATERIAL))
733	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
734	>	vval(MATERIAL), vval(ILLUM), oct0name);
735	>	else
736	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
737	>	vval(ILLUM), oct0name);
738	>	if (runcom(combuf)) {           /* run it */
739	>	fprintf(stderr,
740	>	"%s: error generating octree\n\t%s removed\n",
741	>	progname, oct0name);
742	>	unlink(oct0name);
743	>	exit(1);
744	>	}
745	>	}
746	>	oct0date = time((time_t *)NULL);
747	>	if (oct0date < octreedate)      /* in case clock is off */
748	>	oct0date = octreedate;
749	>	if (oct0date < illumdate)       /* ditto */
750	>	oct0date = illumdate;
751	>	}
752	>	if (touchonly && oct1date)
753	>	touch(oct1name);
754	>	else {
755	>	mkillumopts(mkopts);            /* build mkillum command */
756	>	mktemp(illumtmp);
757	>	sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
758	>	oct0name, vval(ILLUM), illumtmp);
759	>	if (runcom(combuf)) {                   /* run it */
760	>	fprintf(stderr, "%s: error running mkillum\n",
761	>	progname);
762	>	unlink(illumtmp);
763	>	exit(1);
764	>	}
765	>	/* make octree1 (frozen) */
766	>	if (octreedate)
767	>	sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
768	>	vval(OCTREE), illumtmp, oct1name);
769	>	else if (vdef(MATERIAL))
770	>	sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
771	>	vval(MATERIAL), illumtmp, oct1name);
772	>	else
773	>	sprintf(combuf, "oconv%s -f %s > %s", ocopts,
774	>	illumtmp, oct1name);
775	>	if (runcom(combuf)) {           /* run it */
776	>	fprintf(stderr,
777	>	"%s: error generating octree\n\t%s removed\n",
778	>	progname, oct1name);
779	>	unlink(oct1name);
780	>	exit(1);
781	>	}
782	>	rmfile(illumtmp);
783		}
784	<	octreedate = time(0);
784	>	oct1date = time((time_t *)NULL);
785	>	if (oct1date < oct0date)        /* in case clock is off */
786	>	oct1date = oct0date;
787		}
788
789
#	Line 557 | Line 809 | register char  *oo;
809		}
810
811
812	+	mkillumopts(mo)                         /* get mkillum options */
813	+	register char   *mo;
814	+	{
815	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
816	+
817	+	*mo = '\0';
818	+	if (vdef(MKILLUM))
819	+	addarg(mo, vval(MKILLUM));
820	+	}
821	+
822	+
823	+	checkambfile()                  /* check date on ambient file */
824	+	{
825	+	time_t  afdate;
826	+
827	+	if (!vdef(AMBFILE))
828	+	return;
829	+	if (!(afdate = fdate(vval(AMBFILE))))
830	+	return;
831	+	if (oct1date > afdate)
832	+	if (touchonly)
833	+	touch(vval(AMBFILE));
834	+	else
835	+	rmfile(vval(AMBFILE));
836	+	}
837	+
838	+
839		double
840		ambval()                                /* compute ambient value */
841		{
842	<	if (vdef(EXPOSURE))
842	>	if (vdef(EXPOSURE)) {
843		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
844		return(.5/pow(2.,atof(vval(EXPOSURE))));
845	<	else
846	<	return(.5/atof(vval(EXPOSURE)));
845	>	return(.5/atof(vval(EXPOSURE)));
846	>	}
847		if (vlet(ZONE) == 'E')
848		return(10.);
849	<	else
849	>	if (vlet(ZONE) == 'I')
850		return(.01);
851	+	badvalue(ZONE);
852		}
853
854
855	<	lowqopts(op)                            /* low quality rendering options */
855	>	renderopts(op, po)                      /* set rendering options */
856	>	char    *op, *po;
857	>	{
858	>	switch(vscale(QUALITY)) {
859	>	case LOW:
860	>	lowqopts(op, po);
861	>	break;
862	>	case MEDIUM:
863	>	medqopts(op, po);
864	>	break;
865	>	case HIGH:
866	>	hiqopts(op, po);
867	>	break;
868	>	}
869	>	}
870	>
871	>
872	>	lowqopts(op, po)                        /* low quality rendering options */
873		register char   *op;
874	+	char    *po;
875		{
876		double  d, org[3], siz[3];
877
878		*op = '\0';
879	+	*po = '\0';
880		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
881	<	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) {
882	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
584	<	progname, vnam(ZONE));
585	<	exit(1);
586	<	}
881	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
882	>	badvalue(ZONE);
883		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
884	+	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
885	+	badvalue(ZONE);
886		getoctcube(org, &d);
887		d *= 3./(siz[0]+siz[1]+siz[2]);
888		switch (vscale(DETAIL)) {
889		case LOW:
890	<	op = addarg(op, "-ps 16");
891	<	op = addarg(op, "-dp 16");
890	>	po = addarg(po, "-ps 16");
891	>	op = addarg(op, "-dp 64");
892		sprintf(op, " -ar %d", (int)(4*d));
893		op += strlen(op);
894		break;
895		case MEDIUM:
896	<	op = addarg(op, "-ps 8");
897	<	op = addarg(op, "-dp 32");
896	>	po = addarg(po, "-ps 8");
897	>	op = addarg(op, "-dp 128");
898		sprintf(op, " -ar %d", (int)(8*d));
899		op += strlen(op);
900		break;
901		case HIGH:
902	<	op = addarg(op, "-ps 4");
903	<	op = addarg(op, "-dp 64");
902	>	po = addarg(po, "-ps 4");
903	>	op = addarg(op, "-dp 256");
904		sprintf(op, " -ar %d", (int)(16*d));
905		op += strlen(op);
906		break;
907		}
908	<	op = addarg(op, "-pt .16");
908	>	po = addarg(po, "-pt .16");
909		if (vbool(PENUMBRAS))
910		op = addarg(op, "-ds .4");
911	<	op = addarg(op, "-dt .2");
912	<	op = addarg(op, "-dc .25");
913	<	op = addarg(op, "-dr 0");
616	<	op = addarg(op, "-sj 0");
617	<	op = addarg(op, "-st .7");
618	<	op = addarg(op, "-ab 0");
911	>	else
912	>	op = addarg(op, "-ds 0");
913	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
914		if (vdef(AMBFILE)) {
915		sprintf(op, " -af %s", vval(AMBFILE));
916		op += strlen(op);
#	Line 623 | Line 918 | register char  *op;
918		overture = 0;
919		switch (vscale(VARIABILITY)) {
920		case LOW:
921	<	op = addarg(op, "-aa .4");
627	<	op = addarg(op, "-ad 32");
921	>	op = addarg(op, "-aa .4 -ad 64");
922		break;
923		case MEDIUM:
924	<	op = addarg(op, "-aa .3");
631	<	op = addarg(op, "-ad 64");
924	>	op = addarg(op, "-aa .3 -ad 128");
925		break;
926		case HIGH:
927	<	op = addarg(op, "-aa .25");
635	<	op = addarg(op, "-ad 128");
927	>	op = addarg(op, "-aa .25 -ad 256");
928		break;
929		}
930		op = addarg(op, "-as 0");
931		d = ambval();
932		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
933		op += strlen(op);
934	<	op = addarg(op, "-lr 3");
643	<	op = addarg(op, "-lw .02");
934	>	op = addarg(op, "-lr 3 -lw .02");
935		if (vdef(RENDER))
936		op = addarg(op, vval(RENDER));
937		}
938
939
940	<	medqopts(op)                            /* medium quality rendering options */
940	>	medqopts(op, po)                        /* medium quality rendering options */
941		register char   *op;
942	+	char    *po;
943		{
944		double  d, org[3], siz[3];
945
946		*op = '\0';
947	+	*po = '\0';
948		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
949	<	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) {
950	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
658	<	progname, vnam(ZONE));
659	<	exit(1);
660	<	}
949	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
950	>	badvalue(ZONE);
951		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
952	+	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
953	+	badvalue(ZONE);
954		getoctcube(org, &d);
955		d *= 3./(siz[0]+siz[1]+siz[2]);
956		switch (vscale(DETAIL)) {
957		case LOW:
958	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
959	<	op = addarg(op, "-dp 64");
958	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
959	>	op = addarg(op, "-dp 256");
960		sprintf(op, " -ar %d", (int)(8*d));
961		op += strlen(op);
962		break;
963		case MEDIUM:
964	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
965	<	op = addarg(op, "-dp 128");
964	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
965	>	op = addarg(op, "-dp 512");
966		sprintf(op, " -ar %d", (int)(16*d));
967		op += strlen(op);
968		break;
969		case HIGH:
970	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
971	<	op = addarg(op, "-dp 256");
970	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
971	>	op = addarg(op, "-dp 1024");
972		sprintf(op, " -ar %d", (int)(32*d));
973		op += strlen(op);
974		break;
975		}
976	<	op = addarg(op, "-pt .08");
977	<	if (vbool(PENUMBRAS)) {
978	<	op = addarg(op, "-ds .2");
979	<	op = addarg(op, "-dj .35");
688	<	} else
976	>	po = addarg(po, "-pt .08");
977	>	if (vbool(PENUMBRAS))
978	>	op = addarg(op, "-ds .2 -dj .5");
979	>	else
980		op = addarg(op, "-ds .3");
981	<	op = addarg(op, "-dt .1");
982	<	op = addarg(op, "-dc .5");
983	<	op = addarg(op, "-dr 1");
984	<	op = addarg(op, "-sj .7");
985	<	op = addarg(op, "-st .15");
695	<	sprintf(op, " -ab %d", overture=vint(INDIRECT));
696	<	op += strlen(op);
981	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
982	>	if (overture = vint(INDIRECT)) {
983	>	sprintf(op, " -ab %d", overture);
984	>	op += strlen(op);
985	>	}
986		if (vdef(AMBFILE)) {
987		sprintf(op, " -af %s", vval(AMBFILE));
988		op += strlen(op);
#	Line 701 | Line 990 | register char  *op;
990		overture = 0;
991		switch (vscale(VARIABILITY)) {
992		case LOW:
993	<	op = addarg(op, "-aa .25");
705	<	op = addarg(op, "-ad 128");
706	<	op = addarg(op, "-as 0");
993	>	op = addarg(op, "-aa .25 -ad 196 -as 0");
994		break;
995		case MEDIUM:
996	<	op = addarg(op, "-aa .2");
710	<	op = addarg(op, "-ad 300");
711	<	op = addarg(op, "-as 64");
996	>	op = addarg(op, "-aa .2 -ad 400 -as 64");
997		break;
998		case HIGH:
999	<	op = addarg(op, "-aa .15");
715	<	op = addarg(op, "-ad 500");
716	<	op = addarg(op, "-as 128");
999	>	op = addarg(op, "-aa .15 -ad 768 -as 196");
1000		break;
1001		}
1002		d = ambval();
1003		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1004		op += strlen(op);
1005	<	op = addarg(op, "-lr 6");
723	<	op = addarg(op, "-lw .002");
1005	>	op = addarg(op, "-lr 6 -lw .002");
1006		if (vdef(RENDER))
1007		op = addarg(op, vval(RENDER));
1008		}
1009
1010
1011	<	hiqopts(op)                             /* high quality rendering options */
1011	>	hiqopts(op, po)                         /* high quality rendering options */
1012		register char   *op;
1013	+	char    *po;
1014		{
1015		double  d, org[3], siz[3];
1016
1017		*op = '\0';
1018	+	*po = '\0';
1019		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1020	<	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6) {
1021	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
738	<	progname, vnam(ZONE));
739	<	exit(1);
740	<	}
1020	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1021	>	badvalue(ZONE);
1022		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1023	+	if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
1024	+	badvalue(ZONE);
1025		getoctcube(org, &d);
1026		d *= 3./(siz[0]+siz[1]+siz[2]);
1027		switch (vscale(DETAIL)) {
1028		case LOW:
1029	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1030	<	op = addarg(op, "-dp 256");
1029	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1030	>	op = addarg(op, "-dp 1024");
1031		sprintf(op, " -ar %d", (int)(16*d));
1032		op += strlen(op);
1033		break;
1034		case MEDIUM:
1035	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1036	<	op = addarg(op, "-dp 512");
1035	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1036	>	op = addarg(op, "-dp 2048");
1037		sprintf(op, " -ar %d", (int)(32*d));
1038		op += strlen(op);
1039		break;
1040		case HIGH:
1041	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1042	<	op = addarg(op, "-dp 1024");
1041	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1042	>	op = addarg(op, "-dp 4096");
1043		sprintf(op, " -ar %d", (int)(64*d));
1044		op += strlen(op);
1045		break;
1046		}
1047	<	op = addarg(op, "-pt .04");
1048	<	if (vbool(PENUMBRAS)) {
1049	<	op = addarg(op, "-ds .1");
1050	<	op = addarg(op, "-dj .7");
768	<	} else
1047	>	po = addarg(po, "-pt .04");
1048	>	if (vbool(PENUMBRAS))
1049	>	op = addarg(op, "-ds .1 -dj .65");
1050	>	else
1051		op = addarg(op, "-ds .2");
1052	<	op = addarg(op, "-dt .05");
771	<	op = addarg(op, "-dc .75");
772	<	op = addarg(op, "-dr 3");
773	<	op = addarg(op, "-sj 1");
774	<	op = addarg(op, "-st .03");
1052	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
1053		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1054		op += strlen(op);
1055		if (vdef(AMBFILE)) {
#	Line 781 | Line 1059 | register char  *op;
1059		overture = 0;
1060		switch (vscale(VARIABILITY)) {
1061		case LOW:
1062	<	op = addarg(op, "-aa .15");
785	<	op = addarg(op, "-ad 200");
786	<	op = addarg(op, "-as 0");
1062	>	op = addarg(op, "-aa .15 -ad 256 -as 0");
1063		break;
1064		case MEDIUM:
1065	<	op = addarg(op, "-aa .125");
790	<	op = addarg(op, "-ad 512");
791	<	op = addarg(op, "-as 128");
1065	>	op = addarg(op, "-aa .125 -ad 512 -as 256");
1066		break;
1067		case HIGH:
1068	<	op = addarg(op, "-aa .08");
795	<	op = addarg(op, "-ad 850");
796	<	op = addarg(op, "-as 256");
1068	>	op = addarg(op, "-aa .08 -ad 1024 -as 512");
1069		break;
1070		}
1071		d = ambval();
1072		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1073		op += strlen(op);
1074	<	op = addarg(op, "-lr 12");
803	<	op = addarg(op, "-lw .0005");
1074	>	op = addarg(op, "-lr 12 -lw .0005");
1075		if (vdef(RENDER))
1076		op = addarg(op, vval(RENDER));
1077		}
#	Line 810 | Line 1081 | xferopts(ro)                           /* transfer options if indicated */
1081		char    *ro;
1082		{
1083		int     fd, n;
1084	+	register char   *cp;
1085
1086		n = strlen(ro);
1087		if (n < 2)
1088		return;
1089		if (vdef(OPTFILE)) {
1090	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) {
1091	<	perror(vval(OPTFILE));
1092	<	exit(1);
1093	<	}
1094	<	if (write(fd, ro+1, n-1) != n-1) {
1095	<	perror(vval(OPTFILE));
1096	<	exit(1);
1097	<	}
1098	<	write(fd, "\n", 1);
1099	<	close(fd);
828	<	ro[0] = ' ';
829	<	ro[1] = '^';
830	<	strcpy(ro+2, vval(OPTFILE));
1090	>	for (cp = ro; cp[1]; cp++)
1091	>	if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3]))
1092	>	*cp = '\n';
1093	>	else
1094	>	*cp = cp[1];
1095	>	*cp = '\n';
1096	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1097	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1098	>	syserr(vval(OPTFILE));
1099	>	sprintf(ro, " @%s", vval(OPTFILE));
1100		}
1101		#ifdef MSDOS
1102		else if (n > 50) {
1103	<	register char   *evp = bmalloc(n+6);
835	<	if (evp == NULL) {
836	<	perror(progname);
837	<	exit(1);
838	<	}
839	<	strcpy(evp, "ROPT=");
840	<	strcat(evp, ro);
841	<	if (putenv(evp) != 0) {
842	<	fprintf(stderr, "%s: out of environment space\n",
843	<	progname);
844	<	exit(1);
845	<	}
1103	>	setenv("ROPT", ro+1);
1104		strcpy(ro, " $ROPT");
1105		}
1106		#endif
#	Line 857 | Line 1115 | register char  *po;
1115		po = addarg(po, "-1 -e");
1116		po = addarg(po, vval(EXPOSURE));
1117		}
1118	<	if (vscale(QUALITY) == HIGH)
1119	<	po = addarg(po, "-r .65");
1118	>	switch (vscale(QUALITY)) {
1119	>	case MEDIUM:
1120	>	po = addarg(po, "-r 1");
1121	>	break;
1122	>	case HIGH:
1123	>	po = addarg(po, "-m .25");
1124	>	break;
1125	>	}
1126		if (vdef(PFILT))
1127		po = addarg(po, vval(PFILT));
1128		}
#	Line 880 | Line 1144 | char *
1144		specview(vs)                            /* get proper view spec from vs */
1145		register char   *vs;
1146		{
1147	+	static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1148	+	"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1149		static char     viewopts[128];
1150		register char   *cp;
1151	<	int     xpos, ypos, zpos, viewtype;
1152	<	int     exterior;
1151	>	int     xpos, ypos, zpos, viewtype, upax;
1152	>	register int    i;
1153		double  cent[3], dim[3], mult, d;
1154
1155		if (vs == NULL || *vs == '-')
1156		return(vs);
1157	+	upax = 0;                       /* get the up vector */
1158	+	if (vdef(UP)) {
1159	+	if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1160	+	upax = 1-'X'+UPPER(vval(UP)[1]);
1161	+	else
1162	+	upax = 1-'X'+vlet(UP);
1163	+	if (upax < 1 | upax > 3)
1164	+	badvalue(UP);
1165	+	if (vval(UP)[0] == '-')
1166	+	upax = -upax;
1167	+	}
1168		/* check standard view names */
1169		xpos = ypos = zpos = 0;
893	–	viewtype = 0;
1170		if (*vs == 'X') {
1171		xpos = 1; vs++;
1172		} else if (*vs == 'x') {
#	Line 906 | Line 1182 | register char  *vs;
1182		} else if (*vs == 'z') {
1183		zpos = -1; vs++;
1184		}
1185	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1185	>	viewtype = 'v';
1186	>	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
1187		viewtype = *vs++;
911	–	else if (!*vs || isspace(*vs))
912	–	viewtype = 'v';
1188		cp = viewopts;
1189	<	if (viewtype && (xpos|ypos|zpos)) {     /* got standard view */
1189	>	if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1190		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1191		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1192		&cent[0], &dim[0], &cent[1], &dim[1],
1193	<	&cent[2], &dim[2]) != 6) {
1194	<	fprintf(stderr, "%s: bad zone specification\n",
1195	<	progname);
1196	<	exit(1);
1193	>	&cent[2], &dim[2]) != 6)
1194	>	badvalue(ZONE);
1195	>	for (i = 0; i < 3; i++) {
1196	>	dim[i] -= cent[i];
1197	>	if (dim[i] <= FTINY)
1198	>	badvalue(ZONE);
1199	>	cent[i] += .5*dim[i];
1200		}
1201	<	dim[0] -= cent[0]; cent[0] += .5*dim[0];
924	<	dim[1] -= cent[1]; cent[1] += .5*dim[1];
925	<	dim[2] -= cent[2]; cent[2] += .5*dim[2];
926	<	exterior = vlet(ZONE) == 'E';
927	<	mult = exterior ? 2. : .45 ;
1201	>	mult = vlet(ZONE)=='E' ? 2. : .45 ;
1202		sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1203		cent[0]+xpos*mult*dim[0],
1204		cent[1]+ypos*mult*dim[1],
1205		cent[2]+zpos*mult*dim[2],
1206		-xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1207		cp += strlen(cp);
1208	<	switch (vlet(UP)) {
1209	<	case 'Z':
1210	<	if (xpos|ypos) {
1211	<	cp = addarg(cp, "-vu 0 0 1");
1212	<	break;
1213	<	}
1214	<	/* fall through */
941	<	case 'Y':
942	<	if (xpos|zpos) {
943	<	cp = addarg(cp, "-vu 0 1 0");
944	<	break;
945	<	}
946	<	/* fall through */
947	<	case 'X':
948	<	if (ypos|zpos)
949	<	cp = addarg(cp, "-vu 1 0 0");
950	<	else
951	<	cp = addarg(cp, "-vu 0 0 1");
1208	>	/* redirect up axis if necessary */
1209	>	switch (upax) {
1210	>	case 3:                 /* plus or minus Z axis */
1211	>	case -3:
1212	>	case 0:
1213	>	if (!(xpos|ypos))
1214	>	upax = 2;
1215		break;
1216	<	default:
1217	<	fprintf(stderr, "%s: illegal value for variable '%s'\n",
1218	<	progname, vnam(UP));
1219	<	exit(1);
1216	>	case 2:                 /* plus or minus Y axis */
1217	>	case -2:
1218	>	if (!(xpos|zpos))
1219	>	upax = 1;
1220	>	break;
1221	>	case 1:                 /* plus or minus X axis */
1222	>	case -1:
1223	>	if (!(ypos|zpos))
1224	>	upax = 3;
1225	>	break;
1226		}
1227	+	cp = addarg(cp, vup[upax+3]);
1228		switch (viewtype) {
1229		case 'v':
1230		cp = addarg(cp, "-vh 45 -vv 45");
#	Line 968 | Line 1238 | register char  *vs;
1238		case 'h':
1239		cp = addarg(cp, "-vh 180 -vv 180");
1240		break;
1241	+	case 'c':
1242	+	cp = addarg(cp, "-vh 180 -vv 90");
1243	+	break;
1244		}
1245	<	} else
1246	<	while (*vs && !isspace(*vs))    /* else skip id */
1247	<	vs++;
1248	<	/* append any additional options */
1249	<	while (isspace(*vs)) vs++;
1245	>	} else {
1246	>	while (!isspace(*vs))           /* else skip id */
1247	>	if (!*vs++)
1248	>	return(NULL);
1249	>	if (upax) {                     /* specify up vector */
1250	>	strcpy(cp, vup[upax+3]);
1251	>	cp += strlen(cp);
1252	>	}
1253	>	}
1254	>	if (cp == viewopts)             /* append any additional options */
1255	>	vs++;           /* skip prefixed space if unneeded */
1256		strcpy(cp, vs);
1257	+	#ifdef MSDOS
1258	+	if (strlen(viewopts) > 40) {
1259	+	setenv("VIEW", viewopts);
1260	+	return("$VIEW");
1261	+	}
1262	+	#endif
1263		return(viewopts);
1264		}
1265
#	Line 982 | Line 1267 | register char  *vs;
1267		char *
1268		getview(n, vn)                          /* get view n, or NULL if none */
1269		int     n;
1270	<	char    *vn;
1270	>	char    *vn;            /* returned view name */
1271		{
1272		register char   *mv;
1273
1274	<	if (viewselect != NULL) {
1274	>	if (viewselect != NULL) {               /* command-line selected */
1275		if (n)                          /* only do one */
1276		return(NULL);
1277		if (viewselect[0] == '-') {     /* already specified */
#	Line 999 | Line 1284 | char   *vn;
1284		;
1285		*vn = '\0';
1286		}
1287	+	/* view number? */
1288	+	if (isint(viewselect))
1289	+	return(specview(nvalue(vv+VIEW, atoi(viewselect)-1)));
1290		/* check list */
1291		while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1292		if (matchword(viewselect, mv))
1293		return(specview(mv));
1294		return(specview(viewselect));   /* standard view? */
1295		}
1296	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1297	<	if (*mv != '-')
1298	<	while (*mv && !isspace(*mv))
1299	<	*vn++ = *mv++;
1296	>	mv = nvalue(vv+VIEW, n);                /* use view n */
1297	>	if (vn != NULL & mv != NULL) {
1298	>	register char   *mv2 = mv;
1299	>	if (*mv2 != '-')
1300	>	while (*mv2 && !isspace(*mv2))
1301	>	*vn++ = *mv2++;
1302		*vn = '\0';
1303		}
1304	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1304	>	return(specview(mv));
1305		}
1306
1307
1308	<	rview(opts)                             /* run rview with first view */
1309	<	char    *opts;
1308	>	printview(vopts)                        /* print out selected view */
1309	>	register char   *vopts;
1310		{
1311	+	extern char     *atos(), *getenv();
1312	+	char    buf[256];
1313	+	FILE    *fp;
1314	+	register char   *cp;
1315	+
1316	+	if (vopts == NULL)
1317	+	return(-1);
1318	+	fputs("VIEW=", stdout);
1319	+	do {
1320	+	if (matchword(vopts, "-vf")) {          /* expand view file */
1321	+	vopts = sskip(vopts);
1322	+	if (!*atos(buf, sizeof(buf), vopts))
1323	+	return(-1);
1324	+	if ((fp = fopen(buf, "r")) == NULL)
1325	+	return(-1);
1326	+	for (buf[sizeof(buf)-2] = '\n';
1327	+	fgets(buf, sizeof(buf), fp) != NULL &&
1328	+	buf[0] != '\n';
1329	+	buf[sizeof(buf)-2] = '\n') {
1330	+	if (buf[sizeof(buf)-2] != '\n') {
1331	+	ungetc(buf[sizeof(buf)-2], fp);
1332	+	buf[sizeof(buf)-2] = '\0';
1333	+	}
1334	+	if (matchword(buf, "VIEW=") ||
1335	+	matchword(buf, "rview")) {
1336	+	for (cp = sskip(buf); *cp && *cp != '\n'; cp++)
1337	+	putchar(*cp);
1338	+	}
1339	+	}
1340	+	fclose(fp);
1341	+	vopts = sskip(vopts);
1342	+	} else {
1343	+	while (isspace(*vopts))
1344	+	vopts++;
1345	+	putchar(' ');
1346	+	#ifdef MSDOS
1347	+	if (*vopts == '$') {            /* expand env. var. */
1348	+	if (!*atos(buf, sizeof(buf), vopts+1))
1349	+	return(-1);
1350	+	if ((cp = getenv(buf)) == NULL)
1351	+	return(-1);
1352	+	fputs(cp, stdout);
1353	+	vopts = sskip(vopts);
1354	+	} else
1355	+	#endif
1356	+	while (*vopts && !isspace(*vopts))
1357	+	putchar(*vopts++);
1358	+	}
1359	+	} while (*vopts++);
1360	+	putchar('\n');
1361	+	return(0);
1362	+	}
1363	+
1364	+
1365	+	rview(opts, po)                         /* run rview with first view */
1366	+	char    *opts, *po;
1367	+	{
1368	+	char    *vw;
1369		char    combuf[512];
1370		/* build command */
1371	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1371	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1372	>	return;
1373	>	if (sayview)
1374	>	printview(vw);
1375	>	sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1376		if (rvdevice != NULL)
1377		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1378	<	strcat(combuf, vval(OCTREE));
1379	<	if (!silent) {                  /* echo it */
1380	<	printf("\t%s\n", combuf);
1381	<	fflush(stdout);
1030	<	}
1031	<	if (noaction)
1032	<	return;
1033	<	if (system(combuf)) {           /* run it */
1378	>	if (vdef(EXPOSURE))
1379	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1380	>	strcat(combuf, oct1name);
1381	>	if (runcom(combuf)) {           /* run it */
1382		fprintf(stderr, "%s: error running rview\n", progname);
1383		exit(1);
1384		}
1385		}
1386
1387
1388	<	rpict(opts)                             /* run rpict and pfilt for each view */
1389	<	char    *opts;
1388	>	rpict(opts, po)                         /* run rpict and pfilt for each view */
1389	>	char    *opts, *po;
1390		{
1391		char    combuf[1024];
1392	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH], res[32];
1393	<	char    pfopts[64];
1392	>	char    rawfile[MAXPATH], picfile[MAXPATH];
1393	>	char    zopt[MAXPATH+4], rep[MAXPATH+16], res[32];
1394	>	char    pfopts[128];
1395		char    vs[32], *vw;
1396		int     vn, mult;
1397	+	time_t  rfdt, pfdt;
1398		/* get pfilt options */
1399		pfiltopts(pfopts);
1400		/* get resolution, reporting */
1401	<	mult = vscale(QUALITY)+1;
1401	>	switch (vscale(QUALITY)) {
1402	>	case LOW:
1403	>	mult = 1;
1404	>	break;
1405	>	case MEDIUM:
1406	>	mult = 2;
1407	>	break;
1408	>	case HIGH:
1409	>	mult = 3;
1410	>	break;
1411	>	}
1412		{
1413		int     xres, yres;
1414		double  aspect;
#	Line 1060 | Line 1420 | char   *opts;
1420		else if (n) {
1421		if (n == 1) yres = xres;
1422		sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1423	<	} else {
1424	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
1065	<	progname, vnam(RESOLUTION));
1066	<	exit(1);
1067	<	}
1423	>	} else
1424	>	badvalue(RESOLUTION);
1425		}
1426		rep[0] = '\0';
1427		if (vdef(REPORT)) {
#	Line 1075 | Line 1432 | char   *opts;
1432		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1433		else if (n == 1)
1434		sprintf(rep, " -t %d", (int)(minutes*60));
1435	<	else {
1436	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
1080	<	progname, vnam(REPORT));
1081	<	exit(1);
1082	<	}
1435	>	else
1436	>	badvalue(REPORT);
1437		}
1438		/* do each view */
1439		vn = 0;
1440		while ((vw = getview(vn++, vs)) != NULL) {
1441	+	if (sayview)
1442	+	printview(vw);
1443		if (!vs[0])
1444		sprintf(vs, "%d", vn);
1445		sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1446	+	if (vdef(ZFILE))
1447	+	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1448	+	else
1449	+	zopt[0] = '\0';
1450		/* check date on picture */
1451	<	if (fdate(picfile) > octreedate)
1451	>	pfdt = fdate(picfile);
1452	>	if (pfdt >= oct1date)
1453		continue;
1454	+	/* get raw file name */
1455	+	sprintf(rawfile, "%s_%s.unf",
1456	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1457	+	rfdt = fdate(rawfile);
1458	+	if (touchonly) {                /* update times only */
1459	+	if (rfdt) {
1460	+	if (rfdt < oct1date)
1461	+	touch(rawfile);
1462	+	} else if (pfdt && pfdt < oct1date)
1463	+	touch(picfile);
1464	+	continue;
1465	+	}
1466		/* build rpict command */
1467	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1468	<	if (fdate(rawfile) > octreedate)        /* recover */
1469	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1097	<	rep, opts, rawfile, vval(OCTREE));
1467	>	if (rfdt >= oct1date)           /* recover */
1468	>	sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1469	>	rep, po, opts, zopt, rawfile, oct1name);
1470		else {
1471		if (overture) {         /* run overture calculation */
1472		sprintf(combuf,
1473		"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1474		rep, vw, opts,
1475	<	vval(OCTREE), rawfile);
1476	<	if (!silent) {
1105	<	printf("\t%s\n", combuf);
1106	<	fflush(stdout);
1107	<	}
1108	<	if (!noaction && system(combuf)) {
1475	>	oct1name, overfile);
1476	>	if (runcom(combuf)) {
1477		fprintf(stderr,
1478	<	"%s: error in overture for view %s\n\t%s removed\n",
1479	<	progname, vs, rawfile);
1112	<	unlink(rawfile);
1478	>	"%s: error in overture for view %s\n",
1479	>	progname, vs);
1480		exit(1);
1481		}
1482	+	#ifdef NIX
1483	+	rmfile(overfile);
1484	+	#endif
1485		}
1486	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1487	<	rep, vw, res, opts,
1488	<	vval(OCTREE), rawfile);
1486	>	sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1487	>	rep, vw, res, po, opts, zopt,
1488	>	oct1name, rawfile);
1489		}
1490	<	if (!silent) {                  /* echo rpict command */
1121	<	printf("\t%s\n", combuf);
1122	<	fflush(stdout);
1123	<	}
1124	<	if (!noaction && system(combuf)) {      /* run rpict */
1490	>	if (runcom(combuf)) {           /* run rpict */
1491		fprintf(stderr, "%s: error rendering view %s\n",
1492		progname, vs);
1493		exit(1);
1494		}
1495	+	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1496		/* build pfilt command */
1497	<	if (mult > 1)
1498	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1497	>	if (mult > 1)
1498	>	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1499		pfopts, mult, mult, rawfile, picfile);
1500	<	else
1501	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1502	<	rawfile, picfile);
1503	<	if (!silent) {                  /* echo pfilt command */
1504	<	printf("\t%s\n", combuf);
1505	<	fflush(stdout);
1500	>	else
1501	>	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1502	>	rawfile, picfile);
1503	>	if (runcom(combuf)) {           /* run pfilt */
1504	>	fprintf(stderr,
1505	>	"%s: error filtering view %s\n\t%s removed\n",
1506	>	progname, vs, picfile);
1507	>	unlink(picfile);
1508	>	exit(1);
1509	>	}
1510		}
1511	<	if (!noaction && system(combuf)) {      /* run pfilt */
1512	<	fprintf(stderr,
1513	<	"%s: error filtering view %s\n\t%s removed\n",
1514	<	progname, vs, picfile);
1515	<	unlink(picfile);
1516	<	exit(1);
1517	<	}
1518	<	/* remove raw file */
1519	<	if (!silent)
1511	>	/* remove/rename raw file */
1512	>	if (vdef(RAWFILE)) {
1513	>	sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1514	>	mvfile(rawfile, combuf);
1515	>	} else
1516	>	rmfile(rawfile);
1517	>	}
1518	>	}
1519	>
1520	>
1521	>	touch(fn)                       /* update a file */
1522	>	char    *fn;
1523	>	{
1524	>	if (!silent)
1525	>	printf("\ttouch %s\n", fn);
1526	>	if (noaction)
1527	>	return(0);
1528	>	#ifdef notused
1529	>	if (access(fn, F_OK) == -1)             /* create it */
1530	>	if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1531	>	return(-1);
1532	>	#endif
1533	>	return(setfdate(fn, time((time_t *)NULL)));
1534	>	}
1535	>
1536	>
1537	>	runcom(cs)                      /* run command */
1538	>	char    *cs;
1539	>	{
1540	>	if (!silent)            /* echo it */
1541	>	printf("\t%s\n", cs);
1542	>	if (noaction)
1543	>	return(0);
1544	>	fflush(stdout);         /* flush output and pass to shell */
1545	>	return(system(cs));
1546	>	}
1547	>
1548	>
1549	>	rmfile(fn)                      /* remove a file */
1550	>	char    *fn;
1551	>	{
1552	>	if (!silent)
1553		#ifdef MSDOS
1554	<	printf("\tdel %s\n", rawfile);
1554	>	printf("\tdel %s\n", fn);
1555		#else
1556	<	printf("\trm %s\n", rawfile);
1556	>	printf("\trm -f %s\n", fn);
1557		#endif
1558	<	if (!noaction)
1559	<	unlink(rawfile);
1558	>	if (noaction)
1559	>	return(0);
1560	>	return(unlink(fn));
1561	>	}
1562	>
1563	>
1564	>	mvfile(fold, fnew)              /* move a file */
1565	>	char    *fold, *fnew;
1566	>	{
1567	>	if (!silent)
1568	>	#ifdef MSDOS
1569	>	printf("\trename %s %s\n", fold, fnew);
1570	>	#else
1571	>	printf("\tmv %s %s\n", fold, fnew);
1572	>	#endif
1573	>	if (noaction)
1574	>	return(0);
1575	>	return(rename(fold, fnew));
1576	>	}
1577	>
1578	>
1579	>	#ifdef MSDOS
1580	>	setenv(vname, value)            /* set an environment variable */
1581	>	char    *vname, *value;
1582	>	{
1583	>	register char   *evp;
1584	>
1585	>	evp = bmalloc(strlen(vname)+strlen(value)+2);
1586	>	if (evp == NULL)
1587	>	syserr(progname);
1588	>	sprintf(evp, "%s=%s", vname, value);
1589	>	if (putenv(evp) != 0) {
1590	>	fprintf(stderr, "%s: out of environment space\n", progname);
1591	>	exit(1);
1592		}
1593	+	if (!silent)
1594	+	printf("set %s\n", evp);
1595	+	}
1596	+	#endif
1597	+
1598	+
1599	+	badvalue(vc)                    /* report bad variable value and exit */
1600	+	int     vc;
1601	+	{
1602	+	fprintf(stderr, "%s: bad value for variable '%s'\n",
1603	+	progname, vnam(vc));
1604	+	exit(1);
1605	+	}
1606	+
1607	+
1608	+	syserr(s)                       /* report a system error and exit */
1609	+	char    *s;
1610	+	{
1611	+	perror(s);
1612	+	exit(1);
1613		}

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