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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 2.99 by greg, Fri Oct 8 22:11:57 2010 UTC

#	Line 1 | Line 1
1	–	/* Copyright (c) 1993 Regents of the University of California */
2	–
1		#ifndef lint
2	<	static char SCCSid[] = "$SunId$ LBL";
2	>	static const char       RCSid[] = "$Id$";
3		#endif
6	–
4		/*
5		* Executive program for oconv, rpict and pfilt
6		*/
7
8		#include "standard.h"
9	<	#include "paths.h"
9	>
10		#include <ctype.h>
11	+	#include <time.h>
12
13	+	#include "platform.h"
14	+	#include "rtprocess.h"
15	+	#include "view.h"
16	+	#include "paths.h"
17	+	#include "vars.h"
18
19	<	typedef struct {
20	<	char    *name;          /* variable name */
21	<	short   nick;           /* # characters required for nickname */
22	<	short   nass;           /* # assignments made */
23	<	char    *value;         /* assigned value(s) */
24	<	int     (*fixval)();    /* assignment checking function */
25	<	} VARIABLE;
19	>	#ifdef _WIN32
20	>	#define DELCMD "del"
21	>	#define RENAMECMD "rename"
22	>	#else
23	>	#define DELCMD "rm -f"
24	>	#define RENAMECMD "mv"
25	>	#include <sys/types.h>
26	>	#include <sys/wait.h>
27	>	#endif
28
29	<	int     onevalue(), catvalues();
30	<
31	<	/* variables */
32	<	#define OBJECT          0               /* object files */
33	<	#define SCENE           1               /* scene files */
34	<	#define MATERIAL        2               /* material files */
35	<	#define RENDER          3               /* rendering options */
36	<	#define OCONV           4               /* oconv options */
37	<	#define PFILT           5               /* pfilt options */
38	<	#define VIEW            6               /* view(s) for picture(s) */
39	<	#define ZONE            7               /* simulation zone */
40	<	#define QUALITY         8               /* desired rendering quality */
41	<	#define OCTREE          9               /* octree file name */
42	<	#define PICTURE         10              /* picture file name */
43	<	#define AMBFILE         11              /* ambient file name */
44	<	#define OPTFILE         12              /* rendering options file */
45	<	#define EXPOSURE        13              /* picture exposure setting */
46	<	#define RESOLUTION      14              /* maximum picture resolution */
47	<	#define UP              15              /* view up (X, Y or Z) */
48	<	#define INDIRECT        16              /* indirection in lighting */
49	<	#define DETAIL          17              /* level of scene detail */
50	<	#define PENUMBRAS       18              /* shadow penumbras are desired */
51	<	#define VARIABILITY     19              /* level of light variability */
52	<	#define REPORT          20              /* report frequency and errfile */
29	>	/* variables (alphabetical by name) */
30	>	#define AMBFILE         0               /* ambient file name */
31	>	#define DETAIL          1               /* level of scene detail */
32	>	#define EXPOSURE        2               /* picture exposure setting */
33	>	#define EYESEP          3               /* interocular distance */
34	>	#define ILLUM           4               /* mkillum input files */
35	>	#define INDIRECT        5               /* indirection in lighting */
36	>	#define MATERIAL        6               /* material files */
37	>	#define MKILLUM         7               /* mkillum options */
38	>	#define OBJECT          8               /* object files */
39	>	#define OCONV           9               /* oconv options */
40	>	#define OCTREE          10              /* octree file name */
41	>	#define OPTFILE         11              /* rendering options file */
42	>	#define PENUMBRAS       12              /* shadow penumbras are desired */
43	>	#define PFILT           13              /* pfilt options */
44	>	#define PICTURE         14              /* picture file root name */
45	>	#define QUALITY         15              /* desired rendering quality */
46	>	#define RAWFILE         16              /* raw picture file root name */
47	>	#define RENDER          17              /* rendering options */
48	>	#define REPORT          18              /* report frequency and errfile */
49	>	#define RESOLUTION      19              /* maximum picture resolution */
50	>	#define RPICT           20              /* rpict parameters */
51	>	#define RVU             21              /* rvu parameters */
52	>	#define SCENE           22              /* scene files */
53	>	#define UP              23              /* view up (X, Y or Z) */
54	>	#define VARIABILITY     24              /* level of light variability */
55	>	#define VIEWS           25              /* view(s) for picture(s) */
56	>	#define ZFILE           26              /* distance file root name */
57	>	#define ZONE            27              /* simulation zone */
58		/* total number of variables */
59	<	#define NVARS           21
59	>	int NVARS = 28;
60
61	<	VARIABLE        vv[NVARS] = {           /* variable-value pairs */
62	<	{"objects",     3,      0,      NULL,   catvalues},
63	<	{"scene",       3,      0,      NULL,   catvalues},
61	>	VARIABLE        vv[] = {                /* variable-value pairs */
62	>	{"AMBFILE",     3,      0,      NULL,   onevalue},
63	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
64	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
65	>	{"EYESEP",      3,      0,      NULL,   fltvalue},
66	>	{"illum",       3,      0,      NULL,   catvalues},
67	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
68		{"materials",   3,      0,      NULL,   catvalues},
69	<	{"render",      3,      0,      NULL,   catvalues},
69	>	{"mkillum",     3,      0,      NULL,   catvalues},
70	>	{"objects",     3,      0,      NULL,   catvalues},
71		{"oconv",       3,      0,      NULL,   catvalues},
57	–	{"pfilt",       2,      0,      NULL,   catvalues},
58	–	{"view",        2,      0,      NULL,   NULL},
59	–	{"ZONE",        2,      0,      NULL,   onevalue},
60	–	{"QUALITY",     3,      0,      NULL,   onevalue},
72		{"OCTREE",      3,      0,      NULL,   onevalue},
62	–	{"PICTURE",     3,      0,      NULL,   onevalue},
63	–	{"AMBFILE",     3,      0,      NULL,   onevalue},
73		{"OPTFILE",     3,      0,      NULL,   onevalue},
74	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
74	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
75	>	{"pfilt",       2,      0,      NULL,   catvalues},
76	>	{"PICTURE",     3,      0,      NULL,   onevalue},
77	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
78	>	{"RAWFILE",     3,      0,      NULL,   onevalue},
79	>	{"render",      3,      0,      NULL,   catvalues},
80	>	{"REPORT",      3,      0,      NULL,   onevalue},
81		{"RESOLUTION",  3,      0,      NULL,   onevalue},
82	+	{"rpict",       3,      0,      NULL,   catvalues},
83	+	{"rvu",         3,      0,      NULL,   catvalues},
84	+	{"scene",       3,      0,      NULL,   catvalues},
85		{"UP",          2,      0,      NULL,   onevalue},
86	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
87	<	{"DETAIL",      3,      0,      NULL,   onevalue},
88	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
89	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
72	<	{"REPORT",      3,      0,      NULL,   onevalue},
86	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
87	>	{"view",        2,      0,      NULL,   NULL},
88	>	{"ZFILE",       2,      0,      NULL,   onevalue},
89	>	{"ZONE",        2,      0,      NULL,   onevalue},
90		};
91
92	<	VARIABLE        *matchvar();
93	<	char    *nvalue();
94	<	int     vscale();
92	>	/* overture calculation file */
93	>	#ifdef NULL_DEVICE
94	>	char    overfile[] = NULL_DEVICE;
95	>	#else
96	>	char    overfile[] = "overture.unf";
97	>	#endif
98
79	–	#define vnam(vc)        (vv[vc].name)
80	–	#define vdef(vc)        (vv[vc].nass)
81	–	#define vval(vc)        (vv[vc].value)
82	–	#define vint(vc)        atoi(vval(vc))
83	–	#define vlet(vc)        (vval(vc)[0]&~0x20)
84	–	#define vbool(vc)       (vlet(vc)=='T')
99
100	<	#define HIGH            2
101	<	#define MEDIUM          1
102	<	#define LOW             0
100	>	time_t  scenedate;              /* date of latest scene or object file */
101	>	time_t  octreedate;             /* date of octree */
102	>	time_t  matdate;                /* date of latest material file */
103	>	time_t  illumdate;              /* date of last illum file */
104
105	<	int     lowqopts(), medqopts(), hiqopts();
106	<	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
105	>	char    *oct0name;              /* name of pre-mkillum octree */
106	>	time_t  oct0date;               /* date of pre-mkillum octree */
107	>	char    *oct1name;              /* name of post-mkillum octree */
108	>	time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
109
110	<	#define renderopts      (*setqopts[vscale(QUALITY)])
94	<
95	<	extern long     fdate();
96	<
97	<	long    scenedate;              /* date of latest scene or object file */
98	<	long    octreedate;             /* date of octree */
99	<
110	>	int     nowarn = 0;             /* no warnings */
111		int     explicate = 0;          /* explicate variables */
112		int     silent = 0;             /* do work silently */
113	<	int     noaction = 0;           /* don't do anything */
114	<	char    *rvdevice = NULL;       /* rview output device */
113	>	int     touchonly = 0;          /* touch files only */
114	>	int     nprocs = 1;             /* maximum executing processes */
115	>	int     sayview = 0;            /* print view out */
116	>	char    *rvdevice = NULL;       /* rvu output device */
117		char    *viewselect = NULL;     /* specific view only */
118
119	+	#define DEF_RPICT_PATH  "rpict"         /* default rpict path */
120	+
121	+	/* command paths */
122	+	char    c_oconv[256] = "oconv";
123	+	char    c_mkillum[256] = "mkillum";
124	+	char    c_rvu[256] = "rvu";
125	+	char    c_rpict[256] = DEF_RPICT_PATH;
126	+	char    c_rpiece[] = "rpiece";
127	+	char    c_pfilt[256] = "pfilt";
128	+
129		int     overture = 0;           /* overture calculation needed */
130
131	+	int     children_running = 0;   /* set negative in children */
132	+
133		char    *progname;              /* global argv[0] */
134	+	char    *rifname;               /* global rad input file name */
135
136	<	char    radname[MAXPATH];       /* root Radiance file name */
136	>	char    radname[PATH_MAX];      /* root Radiance file name */
137
138	+	#define inchild()       (children_running < 0)
139
140	<	main(argc, argv)
141	<	int     argc;
142	<	char    *argv[];
140	>	static void rootname(char       *rn, char       *fn);
141	>	static time_t checklast(char    *fnames);
142	>	static char * newfname(char     *orig, int      pred);
143	>	static void checkfiles(void);
144	>	static void getoctcube(double   org[3], double  *sizp);
145	>	static void setdefaults(void);
146	>	static void oconv(void);
147	>	static char * addarg(char       *op, char       *arg);
148	>	static void oconvopts(char      *oo);
149	>	static void mkillumopts(char    *mo);
150	>	static void checkambfile(void);
151	>	static double ambval(void);
152	>	static void renderopts(char     *op, char       *po);
153	>	static void lowqopts(char       *op, char       *po);
154	>	static void medqopts(char       *op, char       *po);
155	>	static void hiqopts(char        *op, char       *po);
156	>	static void xferopts(char       *ro);
157	>	static void pfiltopts(char      *po);
158	>	static int matchword(char       *s1, char       *s2);
159	>	static char * specview(char     *vs);
160	>	static char * getview(int       n, char *vn);
161	>	static int myprintview(char     *vopts, FILE    *fp);
162	>	static void rvu(char    *opts, char     *po);
163	>	static void rpict(char  *opts, char     *po);
164	>	static int touch(char   *fn);
165	>	static int runcom(char  *cs);
166	>	static int rmfile(char  *fn);
167	>	static int mvfile(char  *fold, char     *fnew);
168	>	static int next_process(int     reserve);
169	>	static void wait_process(int    all);
170	>	static void finish_process(void);
171	>	static void badvalue(int        vc);
172	>	static void syserr(char *s);
173	>
174	>
175	>	int
176	>	main(
177	>	int     argc,
178	>	char    *argv[]
179	>	)
180		{
181		char    ropts[512];
182	+	char    popts[64];
183		int     i;
184
185		progname = argv[0];
#	Line 125 | Line 190 | char   *argv[];
190		silent++;
191		break;
192		case 'n':
193	<	noaction++;
193	>	nprocs = 0;
194		break;
195	+	case 'N':
196	+	nprocs = atoi(argv[++i]);
197	+	if (nprocs < 0)
198	+	nprocs = 0;
199	+	break;
200	+	case 't':
201	+	touchonly++;
202	+	break;
203		case 'e':
204		explicate++;
205		break;
206		case 'o':
207		rvdevice = argv[++i];
208		break;
209	+	case 'V':
210	+	sayview++;
211	+	break;
212		case 'v':
213		viewselect = argv[++i];
214		break;
215	+	case 'w':
216	+	nowarn++;
217	+	break;
218		default:
219		goto userr;
220		}
221		if (i >= argc)
222		goto userr;
223	+	rifname = argv[i];
224		/* assign Radiance root file name */
225	<	rootname(radname, argv[i]);
225	>	rootname(radname, rifname);
226		/* load variable values */
227	<	load(argv[i]);
227	>	loadvars(rifname);
228		/* get any additional assignments */
229		for (i++; i < argc; i++)
230	<	setvariable(argv[i]);
230	>	if (setvariable(argv[i], matchvar) < 0) {
231	>	fprintf(stderr, "%s: unknown variable: %s\n",
232	>	progname, argv[i]);
233	>	quit(1);
234	>	}
235		/* check assignments */
236		checkvalues();
237		/* check files and dates */
#	Line 156 | Line 240 | char   *argv[];
240		setdefaults();
241		/* print all values if requested */
242		if (explicate)
243	<	printvals();
244	<	/* run simulation */
243	>	printvars(stdout);
244	>	/* build octree (and run mkillum) */
245		oconv();
246	<	renderopts(ropts);
246	>	/* check date on ambient file */
247	>	checkambfile();
248	>	/* run simulation */
249	>	renderopts(ropts, popts);
250		xferopts(ropts);
251		if (rvdevice != NULL)
252	<	rview(ropts);
252	>	rvu(ropts, popts);
253		else
254	<	rpict(ropts);
255	<	exit(0);
254	>	rpict(ropts, popts);
255	>	quit(0);
256		userr:
257		fprintf(stderr,
258	<	"Usage: %s [-s][-n][-v view][-o dev] rfile [VAR=value ..]\n",
258	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
259		progname);
260	<	exit(1);
260	>	quit(1);
261	>	return 1; /* pro forma return */
262		}
263
264
265	<	rootname(rn, fn)                /* remove tail from end of fn */
266	<	register char   *rn, *fn;
265	>	static void
266	>	rootname(               /* remove tail from end of fn */
267	>	register char   *rn,
268	>	register char   *fn
269	>	)
270		{
271		char    *tp, *dp;
272
273	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
273	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
274		if (ISDIRSEP(*rn))
275		dp = rn;
276		else if (*rn == '.')
#	Line 189 | Line 280 | register char  *rn, *fn;
280		}
281
282
283	<	load(rfname)                    /* load Radiance simulation file */
284	<	char    *rfname;
283	>	static time_t
284	>	checklast(                      /* check files and find most recent */
285	>	register char   *fnames
286	>	)
287		{
288	<	FILE    *fp;
289	<	char    buf[256];
197	<	register char   *cp;
288	>	char    thisfile[PATH_MAX];
289	>	time_t  thisdate, lastdate = 0;
290
291	<	if (rfname == NULL)
292	<	fp = stdin;
293	<	else if ((fp = fopen(rfname, "r")) == NULL) {
294	<	perror(rfname);
295	<	exit(1);
296	<	}
297	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
298	<	for (cp = buf; *cp; cp++) {
207	<	switch (*cp) {
208	<	case '\\':
209	<	case '\n':
210	<	*cp = ' ';
211	<	continue;
212	<	case '#':
213	<	*cp = '\0';
214	<	break;
215	<	}
216	<	break;
291	>	if (fnames == NULL)
292	>	return(0);
293	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
294	>	if (thisfile[0] == '!' ||
295	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
296	>	if (!lastdate)
297	>	lastdate = 1;
298	>	continue;
299		}
300	<	setvariable(buf);
300	>	if (!(thisdate = fdate(thisfile)))
301	>	syserr(thisfile);
302	>	if (thisdate > lastdate)
303	>	lastdate = thisdate;
304		}
305	<	fclose(fp);
305	>	return(lastdate);
306		}
307
308
309	<	setvariable(ass)                /* assign variable according to string */
310	<	register char   *ass;
309	>	static char *
310	>	newfname(               /* create modified file name */
311	>	char    *orig,
312	>	int     pred
313	>	)
314		{
227	–	char    varname[32];
315		register char   *cp;
316	<	register VARIABLE       *vp;
317	<	register int    i;
231	<	int     n;
316	>	register int    n;
317	>	int     suffix;
318
319	<	while (isspace(*ass))           /* skip leading space */
320	<	ass++;
321	<	cp = varname;                   /* extract name */
322	<	while (cp < varname+sizeof(varname)-1
323	<	&& *ass && !isspace(*ass) && *ass != '=')
238	<	*cp++ = *ass++;
239	<	*cp = '\0';
240	<	if (!varname[0])
241	<	return;         /* no variable name! */
242	<	/* trim value */
243	<	while (isspace(*ass) || *ass == '=')
244	<	ass++;
245	<	cp = ass + strlen(ass);
246	<	do
247	<	*cp-- = '\0';
248	<	while (cp >= ass && isspace(*cp));
249	<	n = cp - ass + 1;
250	<	if (!n) {
251	<	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
252	<	progname, varname);
253	<	return;
319	>	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
320	>	while (*cp) {
321	>	if (*cp == '.') suffix = n;
322	>	else if (ISDIRSEP(*cp)) suffix = -1;
323	>	cp++; n++;
324		}
325	<	/* match variable from list */
326	<	vp = matchvar(varname);
327	<	if (vp == NULL) {
328	<	fprintf(stderr, "%s: unknown variable '%s'\n",
329	<	progname, varname);
330	<	exit(1);
261	<	}
262	<	/* assign new value */
263	<	cp = vp->value; i = vp->nass;
264	<	while (i--)
265	<	while (*cp++)
266	<	;
267	<	i = cp - vp->value;
268	<	vp->value = realloc(vp->value, i+n+1);
269	<	if (vp->value == NULL) {
270	<	perror(progname);
271	<	exit(1);
272	<	}
273	<	strcpy(vp->value+i, ass);
274	<	vp->nass++;
275	<	}
276	<
277	<
278	<	VARIABLE *
279	<	matchvar(nam)                   /* match a variable by its name */
280	<	char    *nam;
281	<	{
282	<	int     n = strlen(nam);
283	<	register int    i;
284	<
285	<	for (i = 0; i < NVARS; i++)
286	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
287	<	return(vv+i);
288	<	return(NULL);
289	<	}
290	<
291	<
292	<	char *
293	<	nvalue(vp, n)                   /* return nth variable value */
294	<	VARIABLE        *vp;
295	<	register int    n;
296	<	{
297	<	register char   *cp;
298	<
299	<	if (vp == NULL || n < 0 || n >= vp->nass)
300	<	return(NULL);
301	<	cp = vp->value;
302	<	while (n--)
303	<	while (*cp++)
304	<	;
325	>	if (suffix == -1) suffix = n;
326	>	if ((cp = bmalloc(n+2)) == NULL)
327	>	syserr(progname);
328	>	strncpy(cp, orig, suffix);
329	>	cp[suffix] = pred;                      /* root name + pred + suffix */
330	>	strcpy(cp+suffix+1, orig+suffix);
331		return(cp);
332		}
333
334
335	<	int
336	<	vscale(vc)                      /* return scale for variable vc */
311	<	int     vc;
335	>	static void
336	>	checkfiles(void)                        /* check for existence and modified times */
337		{
338	<	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	<	}
338	>	time_t  objdate;
339
340	<
341	<	checkvalues()                   /* check assignments */
342	<	{
343	<	register int    i;
344	<
345	<	for (i = 0; i < NVARS; i++)
346	<	if (vv[i].fixval != NULL)
347	<	(*vv[i].fixval)(vv+i);
348	<	}
335	<
336	<
337	<	onevalue(vp)                    /* only one assignment for this variable */
338	<	register VARIABLE       *vp;
339	<	{
340	<	if (vp->nass < 2)
341	<	return;
342	<	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
343	<	progname, vp->name);
344	<	while (vp->nass-- > 1)
345	<	vp->value += strlen(vp->value)+1;
346	<	}
347	<
348	<
349	<	catvalues(vp)                   /* concatenate variable values */
350	<	register VARIABLE       *vp;
351	<	{
352	<	register char   *cp;
353	<
354	<	if (vp->nass < 2)
355	<	return;
356	<	for (cp = vp->value; vp->nass > 1; vp->nass--) {
357	<	while (*cp)
358	<	cp++;
359	<	*cp++ = ' ';
340	>	if (!vdef(OCTREE)) {
341	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
342	>	syserr(progname);
343	>	sprintf(vval(OCTREE), "%s.oct", radname);
344	>	vdef(OCTREE)++;
345	>	} else if (vval(OCTREE)[0] == '!') {
346	>	fprintf(stderr, "%s: illegal '%s' specification\n",
347	>	progname, vnam(OCTREE));
348	>	quit(1);
349		}
350	<	}
351	<
352	<
353	<	long
354	<	checklast(fnames)                       /* check files and find most recent */
355	<	register char   *fnames;
356	<	{
357	<	char    thisfile[MAXPATH];
358	<	long    thisdate, lastdate = -1;
359	<	register char   *cp;
360	<
361	<	while (*fnames) {
362	<	while (isspace(*fnames)) fnames++;
363	<	cp = thisfile;
364	<	while (*fnames && !isspace(*fnames)) *cp++ = *fnames++;
365	<	*cp = '\0';
377	<	if ((thisdate = fdate(thisfile)) < 0) {
378	<	perror(thisfile);
379	<	exit(1);
380	<	}
381	<	if (thisdate > lastdate)
382	<	lastdate = thisdate;
350	>	octreedate = fdate(vval(OCTREE));
351	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
352	>	oct0name = newfname(vval(OCTREE), '0');
353	>	oct1name = newfname(vval(OCTREE), '1');
354	>	oct0date = fdate(oct0name);
355	>	oct1date = fdate(oct1name);
356	>	} else
357	>	oct0name = oct1name = vval(OCTREE);
358	>	if ((scenedate = checklast(vval(SCENE))) &&
359	>	(objdate = checklast(vval(OBJECT))) > scenedate)
360	>	scenedate = objdate;
361	>	illumdate = checklast(vval(ILLUM));
362	>	if (!octreedate & !scenedate & !illumdate) {
363	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
364	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
365	>	quit(1);
366		}
367	<	return(lastdate);
385	<	}
386	<
387	<
388	<	checkfiles()                    /* check for existence and modified times */
389	<	{
390	<	long    objdate;
391	<
392	<	octreedate = vdef(OCTREE) ? fdate(vval(OCTREE)) : -1;
393	<	scenedate = -1;
394	<	if (vdef(SCENE)) {
395	<	scenedate = checklast(vval(SCENE));
396	<	if (vdef(OBJECT)) {
397	<	objdate = checklast(vval(OBJECT));
398	<	if (objdate > scenedate)
399	<	scenedate = objdate;
400	<	}
401	<	}
402	<	if (octreedate < 0 & scenedate < 0) {
403	<	fprintf(stderr, "%s: need scene or octree\n", progname);
404	<	exit(1);
405	<	}
367	>	matdate = checklast(vval(MATERIAL));
368		}
369
370
371	<	setdefaults()                   /* set default values for unassigned var's */
371	>	static void
372	>	getoctcube(             /* get octree bounding cube */
373	>	double  org[3],
374	>	double  *sizp
375	>	)
376		{
377	+	static double   oorg[3], osiz = 0.;
378	+	double  min[3], max[3];
379	+	char    buf[1024];
380		FILE    *fp;
381	<	double  xmin, ymin, zmin, size;
413	<	char    buf[512];
414	<	char    *cp;
381	>	register int    i;
382
383	<	if (!vdef(OCTREE)) {
384	<	sprintf(buf, "%s.oct", radname);
385	<	vval(OCTREE) = savqstr(buf);
386	<	vdef(OCTREE)++;
387	<	}
388	<	if (!vdef(ZONE)) {
389	<	if (scenedate > octreedate) {
390	<	sprintf(buf, "getbbox -w -h %s", vval(SCENE));
391	<	if (!silent) {
392	<	printf("\t%s\n", buf);
393	<	fflush(stdout);
383	>	if (osiz <= FTINY) {
384	>	if (!nprocs && fdate(oct1name) <
385	>	(scenedate>illumdate?scenedate:illumdate)) {
386	>	/* run getbbox */
387	>	sprintf(buf, "getbbox -w -h %s",
388	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
389	>	if ((fp = popen(buf, "r")) == NULL)
390	>	syserr("getbbox");
391	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
392	>	&min[0], &max[0], &min[1], &max[1],
393	>	&min[2], &max[2]) != 6) {
394	>	fprintf(stderr,
395	>	"%s: error reading bounding box from getbbox\n",
396	>	progname);
397	>	quit(1);
398		}
399	<	if ((fp = popen(buf, "r")) == NULL) {
400	<	perror("getbbox");
401	<	exit(1);
402	<	}
403	<	buf[0] = 'E'; buf[1] = ' ';
433	<	fgetline(buf+2, sizeof(buf)-2, fp);
399	>	for (i = 0; i < 3; i++)
400	>	if (max[i] - min[i] > osiz)
401	>	osiz = max[i] - min[i];
402	>	for (i = 0; i < 3; i++)
403	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
404		pclose(fp);
405	<	} else {
406	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
407	<	if ((fp = popen(buf, "r")) == NULL) {
408	<	perror("getinfo");
409	<	exit(1);
405	>	} else {                                /* from octree */
406	>	oconv();        /* does nothing if done already */
407	>	sprintf(buf, "getinfo -d < %s", oct1name);
408	>	if ((fp = popen(buf, "r")) == NULL)
409	>	syserr("getinfo");
410	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
411	>	&oorg[2], &osiz) != 4) {
412	>	fprintf(stderr,
413	>	"%s: error reading bounding cube from getinfo\n",
414	>	progname);
415	>	quit(1);
416		}
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);
417		pclose(fp);
418		}
419	+	}
420	+	org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
421	+	}
422	+
423	+
424	+	static void
425	+	setdefaults(void)                       /* set default values for unassigned var's */
426	+	{
427	+	double  org[3], lim[3], size;
428	+	char    buf[128];
429	+
430	+	if (!vdef(ZONE)) {
431	+	getoctcube(org, &size);
432	+	sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
433	+	org[1], org[1]+size, org[2], org[2]+size);
434		vval(ZONE) = savqstr(buf);
435		vdef(ZONE)++;
436		}
437	<	if (!vdef(UP)) {
438	<	vval(UP) = "Z";
439	<	vdef(UP)++;
437	>	if (!vdef(EYESEP)) {
438	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
439	>	&org[0], &lim[0], &org[1], &lim[1],
440	>	&org[2], &lim[2]) != 6)
441	>	badvalue(ZONE);
442	>	sprintf(buf, "%f",
443	>	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
444	>	vval(EYESEP) = savqstr(buf);
445	>	vdef(EYESEP)++;
446		}
447		if (!vdef(INDIRECT)) {
448		vval(INDIRECT) = "0";
#	Line 467 | Line 460 | setdefaults()                  /* set default values for unassigned v
460		vval(PICTURE) = radname;
461		vdef(PICTURE)++;
462		}
463	<	if (!vdef(AMBFILE)) {
464	<	sprintf(buf, "%s.amb", radname);
465	<	vval(AMBFILE) = savqstr(buf);
473	<	vdef(AMBFILE)++;
463	>	if (!vdef(VIEWS)) {
464	>	vval(VIEWS) = "X";
465	>	vdef(VIEWS)++;
466		}
475	–	if (!vdef(VIEW)) {
476	–	vval(VIEW) = "X";
477	–	vdef(VIEW)++;
478	–	}
467		if (!vdef(DETAIL)) {
468		vval(DETAIL) = "M";
469		vdef(DETAIL)++;
#	Line 491 | Line 479 | setdefaults()                  /* set default values for unassigned v
479		}
480
481
482	<	printvals()                     /* print variable values */
482	>	static void
483	>	oconv(void)                             /* run oconv and mkillum if necessary */
484		{
485	<	register int    i, j;
485	>	static char     illumtmp[] = "ilXXXXXX";
486	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
487
488	<	for (i = 0; i < NVARS; i++)
489	<	for (j = 0; j < vv[i].nass; j++)
490	<	printf("%s= %s\n", vv[i].name, nvalue(vv+i, j));
491	<	fflush(stdout);
492	<	}
493	<
494	<
495	<	oconv()                         /* run oconv if necessary */
496	<	{
497	<	char    combuf[512], ocopts[64];
498	<
499	<	if (octreedate > scenedate)     /* check dates */
500	<	return;
501	<	/* build command */
502	<	oconvopts(ocopts);
503	<	sprintf(combuf, "oconv%s %s > %s", ocopts, vval(SCENE), vval(OCTREE));
504	<	if (!silent) {                  /* echo it */
505	<	printf("\t%s\n", combuf);
506	<	fflush(stdout);
488	>	oconvopts(ocopts);              /* get options */
489	>	if (octreedate < scenedate) {   /* check date on original octree */
490	>	if (touchonly && octreedate)
491	>	touch(vval(OCTREE));
492	>	else {                          /* build command */
493	>	if (vdef(MATERIAL))
494	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
495	>	ocopts, vval(MATERIAL),
496	>	vval(SCENE), vval(OCTREE));
497	>	else
498	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
499	>	vval(SCENE), vval(OCTREE));
500	>
501	>	if (runcom(combuf)) {           /* run it */
502	>	fprintf(stderr,
503	>	"%s: error generating octree\n\t%s removed\n",
504	>	progname, vval(OCTREE));
505	>	unlink(vval(OCTREE));
506	>	quit(1);
507	>	}
508	>	}
509	>	octreedate = time((time_t *)NULL);
510	>	if (octreedate < scenedate)     /* in case clock is off */
511	>	octreedate = scenedate;
512		}
513	<	if (noaction)
513	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
514	>	oct1date = octreedate > matdate ? octreedate : matdate;
515	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
516	>	& (oct1date >= illumdate))      /* all done */
517		return;
518	<	if (system(combuf)) {           /* run it */
519	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
520	<	progname, vval(OCTREE));
521	<	unlink(vval(OCTREE));
522	<	exit(1);
518	>	/* make octree0 */
519	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
520	>	if (touchonly && oct0date)
521	>	touch(oct0name);
522	>	else {                          /* build command */
523	>	if (octreedate)
524	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
525	>	ocopts, vval(OCTREE),
526	>	vval(ILLUM), oct0name);
527	>	else if (vdef(MATERIAL))
528	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
529	>	ocopts, vval(MATERIAL),
530	>	vval(ILLUM), oct0name);
531	>	else
532	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
533	>	ocopts, vval(ILLUM), oct0name);
534	>	if (runcom(combuf)) {           /* run it */
535	>	fprintf(stderr,
536	>	"%s: error generating octree\n\t%s removed\n",
537	>	progname, oct0name);
538	>	unlink(oct0name);
539	>	quit(1);
540	>	}
541	>	}
542	>	oct0date = time((time_t *)NULL);
543	>	if (oct0date < octreedate)      /* in case clock is off */
544	>	oct0date = octreedate;
545	>	if (oct0date < illumdate)       /* ditto */
546	>	oct0date = illumdate;
547	>	}
548	>	if (touchonly && oct1date)
549	>	touch(oct1name);
550	>	else {
551	>	mkillumopts(mkopts);            /* build mkillum command */
552	>	mktemp(illumtmp);
553	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
554	>	oct0name, vval(ILLUM), illumtmp);
555	>	if (runcom(combuf)) {                   /* run it */
556	>	fprintf(stderr, "%s: error running %s\n",
557	>	progname, c_mkillum);
558	>	unlink(illumtmp);
559	>	quit(1);
560	>	}
561	>	/* make octree1 (frozen) */
562	>	if (octreedate)
563	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
564	>	ocopts, vval(OCTREE), illumtmp, oct1name);
565	>	else if (vdef(MATERIAL))
566	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
567	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
568	>	else
569	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
570	>	illumtmp, oct1name);
571	>	if (runcom(combuf)) {           /* run it */
572	>	fprintf(stderr,
573	>	"%s: error generating octree\n\t%s removed\n",
574	>	progname, oct1name);
575	>	unlink(oct1name);
576	>	unlink(illumtmp);
577	>	quit(1);
578	>	}
579	>	rmfile(illumtmp);
580		}
581	+	oct1date = time((time_t *)NULL);
582	+	if (oct1date < oct0date)        /* in case clock is off */
583	+	oct1date = oct0date;
584		}
585
586
587	<	char *
588	<	addarg(op, arg)                         /* add argument and advance pointer */
589	<	register char   *op, *arg;
587	>	static char *
588	>	addarg(                         /* append argument and advance pointer */
589	>	register char   *op,
590	>	register char   *arg
591	>	)
592		{
593	+	while (*op)
594	+	op++;
595		*op = ' ';
596	<	while (*++op = *arg++)
596	>	while ( (*++op = *arg++) )
597		;
598		return(op);
599		}
600
601
602	<	oconvopts(oo)                           /* get oconv options */
603	<	char    *oo;
602	>	static void
603	>	oconvopts(                              /* get oconv options */
604	>	register char   *oo
605	>	)
606		{
607	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
608	+
609		*oo = '\0';
610		if (vdef(OCONV))
611	<	addarg(oo, vval(OCONV));
611	>	if (vval(OCONV)[0] != '-') {
612	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
613	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
614	>	} else
615	>	oo = addarg(oo, vval(OCONV));
616		}
617
618
619	<	lowqopts(ro)                            /* low quality rendering options */
620	<	char    *ro;
619	>	static void
620	>	mkillumopts(                            /* get mkillum options */
621	>	char    *mo
622	>	)
623		{
624	<	register char   *op = ro;
624	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
625
626	<	*op = '\0';
626	>	if (nprocs > 1)
627	>	sprintf(mo, " -n %d", nprocs);
628	>	else
629	>	*mo = '\0';
630	>	if (vdef(MKILLUM))
631	>	if (vval(MKILLUM)[0] != '-') {
632	>	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
633	>	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
634	>	} else
635	>	mo = addarg(mo, vval(MKILLUM));
636	>	}
637	>
638	>
639	>	static void
640	>	checkambfile(void)                      /* check date on ambient file */
641	>	{
642	>	time_t  afdate;
643	>
644	>	if (!vdef(AMBFILE))
645	>	return;
646	>	if (!(afdate = fdate(vval(AMBFILE))))
647	>	return;
648	>	if (oct1date > afdate) {
649	>	if (touchonly)
650	>	touch(vval(AMBFILE));
651	>	else
652	>	rmfile(vval(AMBFILE));
653	>	}
654	>	}
655	>
656	>
657	>	static double
658	>	ambval(void)                            /* compute ambient value */
659	>	{
660	>	if (vdef(EXPOSURE)) {
661	>	if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
662	>	return(.5/pow(2.,vflt(EXPOSURE)));
663	>	return(.5/vflt(EXPOSURE));
664	>	}
665	>	if (vlet(ZONE) == 'E')
666	>	return(10.);
667	>	if (vlet(ZONE) == 'I')
668	>	return(.01);
669	>	badvalue(ZONE);
670	>	return 0; /* pro forma return */
671	>	}
672	>
673	>
674	>	static void
675	>	renderopts(                     /* set rendering options */
676	>	char    *op,
677	>	char    *po
678	>	)
679	>	{
680	>	switch(vscale(QUALITY)) {
681	>	case LOW:
682	>	lowqopts(op, po);
683	>	break;
684	>	case MEDIUM:
685	>	medqopts(op, po);
686	>	break;
687	>	case HIGH:
688	>	hiqopts(op, po);
689	>	break;
690	>	}
691		if (vdef(RENDER))
692		op = addarg(op, vval(RENDER));
693	+	if (rvdevice != NULL) {
694	+	if (vdef(RVU))
695	+	if (vval(RVU)[0] != '-') {
696	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
697	+	po = addarg(po, sskip2(vval(RVU), 1));
698	+	} else
699	+	po = addarg(po, vval(RVU));
700	+	} else {
701	+	if (vdef(RPICT))
702	+	if (vval(RPICT)[0] != '-') {
703	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
704	+	po = addarg(po, sskip2(vval(RPICT), 1));
705	+	} else
706	+	po = addarg(po, vval(RPICT));
707	+	}
708		}
709
710
711	<	medqopts(ro)                            /* medium quality rendering options */
712	<	char    *ro;
711	>	static void
712	>	lowqopts(                       /* low quality rendering options */
713	>	register char   *op,
714	>	char    *po
715	>	)
716		{
717	<	register char   *op = ro;
717	>	double  d, org[3], siz[3];
718
719		*op = '\0';
720	<	if (vdef(RENDER))
721	<	op = addarg(op, vval(RENDER));
720	>	*po = '\0';
721	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
722	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
723	>	badvalue(ZONE);
724	>	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
725	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
726	>	badvalue(ZONE);
727	>	getoctcube(org, &d);
728	>	d *= 3./(siz[0]+siz[1]+siz[2]);
729	>	switch (vscale(DETAIL)) {
730	>	case LOW:
731	>	po = addarg(po, "-ps 16");
732	>	op = addarg(op, "-dp 64");
733	>	sprintf(op, " -ar %d", (int)(8*d));
734	>	op += strlen(op);
735	>	break;
736	>	case MEDIUM:
737	>	po = addarg(po, "-ps 8");
738	>	op = addarg(op, "-dp 128");
739	>	sprintf(op, " -ar %d", (int)(16*d));
740	>	op += strlen(op);
741	>	break;
742	>	case HIGH:
743	>	po = addarg(po, "-ps 4");
744	>	op = addarg(op, "-dp 256");
745	>	sprintf(op, " -ar %d", (int)(32*d));
746	>	op += strlen(op);
747	>	break;
748	>	}
749	>	po = addarg(po, "-pt .16");
750	>	if (vbool(PENUMBRAS))
751	>	op = addarg(op, "-ds .4");
752	>	else
753	>	op = addarg(op, "-ds 0");
754	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
755	>	if (vdef(AMBFILE)) {
756	>	sprintf(op, " -af %s", vval(AMBFILE));
757	>	op += strlen(op);
758	>	} else
759	>	overture = 0;
760	>	switch (vscale(VARIABILITY)) {
761	>	case LOW:
762	>	op = addarg(op, "-aa .3 -ad 256");
763	>	break;
764	>	case MEDIUM:
765	>	op = addarg(op, "-aa .25 -ad 512");
766	>	break;
767	>	case HIGH:
768	>	op = addarg(op, "-aa .2 -ad 1024");
769	>	break;
770	>	}
771	>	op = addarg(op, "-as 0");
772	>	d = ambval();
773	>	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
774	>	op += strlen(op);
775	>	op = addarg(op, "-lr 6 -lw .01");
776		}
777
778
779	<	hiqopts(ro)                             /* high quality rendering options */
780	<	char    *ro;
779	>	static void
780	>	medqopts(                       /* medium quality rendering options */
781	>	register char   *op,
782	>	char    *po
783	>	)
784		{
785	<	register char   *op = ro;
785	>	double  d, org[3], siz[3], asz;
786
787		*op = '\0';
788	<	if (vdef(RENDER))
789	<	op = addarg(op, vval(RENDER));
788	>	*po = '\0';
789	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
790	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
791	>	badvalue(ZONE);
792	>	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
793	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
794	>	badvalue(ZONE);
795	>	getoctcube(org, &d);
796	>	asz = (siz[0]+siz[1]+siz[2])/3.;
797	>	d /= asz;
798	>	switch (vscale(DETAIL)) {
799	>	case LOW:
800	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
801	>	op = addarg(op, "-dp 256");
802	>	sprintf(op, " -ar %d", (int)(16*d));
803	>	op += strlen(op);
804	>	sprintf(op, " -ms %.2g", asz/20.);
805	>	op += strlen(op);
806	>	break;
807	>	case MEDIUM:
808	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
809	>	op = addarg(op, "-dp 512");
810	>	sprintf(op, " -ar %d", (int)(32*d));
811	>	op += strlen(op);
812	>	sprintf(op, " -ms %.2g", asz/40.);
813	>	op += strlen(op);
814	>	break;
815	>	case HIGH:
816	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
817	>	op = addarg(op, "-dp 1024");
818	>	sprintf(op, " -ar %d", (int)(64*d));
819	>	op += strlen(op);
820	>	sprintf(op, " -ms %.2g", asz/80.);
821	>	op += strlen(op);
822	>	break;
823	>	}
824	>	po = addarg(po, "-pt .08");
825	>	if (vbool(PENUMBRAS))
826	>	op = addarg(op, "-ds .2 -dj .9");
827	>	else
828	>	op = addarg(op, "-ds .3");
829	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss .7 -st .1");
830	>	if ( (overture = vint(INDIRECT)) ) {
831	>	sprintf(op, " -ab %d", overture);
832	>	op += strlen(op);
833	>	}
834	>	if (vdef(AMBFILE)) {
835	>	sprintf(op, " -af %s", vval(AMBFILE));
836	>	op += strlen(op);
837	>	} else
838	>	overture = 0;
839	>	switch (vscale(VARIABILITY)) {
840	>	case LOW:
841	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
842	>	break;
843	>	case MEDIUM:
844	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
845	>	break;
846	>	case HIGH:
847	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
848	>	break;
849	>	}
850	>	d = ambval();
851	>	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
852	>	op += strlen(op);
853	>	op = addarg(op, "-lr 8 -lw .002");
854		}
855
856
857	<	xferopts(ro)                            /* transfer options if indicated */
858	<	char    *ro;
857	>	static void
858	>	hiqopts(                                /* high quality rendering options */
859	>	register char   *op,
860	>	char    *po
861	>	)
862		{
863	+	double  d, org[3], siz[3], asz;
864	+
865	+	*op = '\0';
866	+	*po = '\0';
867	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
868	+	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
869	+	badvalue(ZONE);
870	+	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
871	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
872	+	badvalue(ZONE);
873	+	getoctcube(org, &d);
874	+	asz = (siz[0]+siz[1]+siz[2])/3.;
875	+	d /= asz;
876	+	switch (vscale(DETAIL)) {
877	+	case LOW:
878	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
879	+	op = addarg(op, "-dp 1024");
880	+	sprintf(op, " -ar %d", (int)(32*d));
881	+	op += strlen(op);
882	+	sprintf(op, " -ms %.2g", asz/40.);
883	+	op += strlen(op);
884	+	break;
885	+	case MEDIUM:
886	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
887	+	op = addarg(op, "-dp 2048");
888	+	sprintf(op, " -ar %d", (int)(64*d));
889	+	op += strlen(op);
890	+	sprintf(op, " -ms %.2g", asz/80.);
891	+	op += strlen(op);
892	+	break;
893	+	case HIGH:
894	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
895	+	op = addarg(op, "-dp 4096");
896	+	sprintf(op, " -ar %d", (int)(128*d));
897	+	op += strlen(op);
898	+	sprintf(op, " -ms %.2g", asz/160.);
899	+	op += strlen(op);
900	+	break;
901	+	}
902	+	po = addarg(po, "-pt .04");
903	+	if (vbool(PENUMBRAS))
904	+	op = addarg(op, "-ds .1 -dj .9");
905	+	else
906	+	op = addarg(op, "-ds .2");
907	+	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 1 -st .01");
908	+	sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
909	+	op += strlen(op);
910	+	if (vdef(AMBFILE)) {
911	+	sprintf(op, " -af %s", vval(AMBFILE));
912	+	op += strlen(op);
913	+	} else
914	+	overture = 0;
915	+	switch (vscale(VARIABILITY)) {
916	+	case LOW:
917	+	op = addarg(op, "-aa .125 -ad 512 -as 64");
918	+	break;
919	+	case MEDIUM:
920	+	op = addarg(op, "-aa .1 -ad 1536 -as 768");
921	+	break;
922	+	case HIGH:
923	+	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
924	+	break;
925	+	}
926	+	d = ambval();
927	+	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
928	+	op += strlen(op);
929	+	op = addarg(op, "-lr 12 -lw .0005");
930	+	}
931	+
932	+
933	+	static void
934	+	xferopts(                               /* transfer options if indicated */
935	+	char    *ro
936	+	)
937	+	{
938		int     fd, n;
939	+	register char   *cp;
940
941		n = strlen(ro);
942		if (n < 2)
943		return;
944		if (vdef(OPTFILE)) {
945	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) {
946	<	perror(vval(OPTFILE));
947	<	exit(1);
948	<	}
949	<	if (write(fd, ro+1, n-1) != n-1) {
950	<	perror(vval(OPTFILE));
951	<	exit(1);
952	<	}
953	<	write(fd, "\n", 1);
954	<	close(fd);
955	<	ro[0] = ' ';
602	<	ro[1] = '^';
603	<	strcpy(ro+2, vval(OPTFILE));
945	>	for (cp = ro; cp[1]; cp++)
946	>	if (isspace(cp[1]) && (cp[2] == '@' ||
947	>	(cp[2] == '-' && isalpha(cp[3]))))
948	>	*cp = '\n';
949	>	else
950	>	*cp = cp[1];
951	>	*cp = '\n';
952	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
953	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
954	>	syserr(vval(OPTFILE));
955	>	sprintf(ro, " @%s", vval(OPTFILE));
956		}
957	<	#ifdef MSDOS
957	>	#ifdef _WIN32
958		else if (n > 50) {
959	<	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);
959	>	setenv("ROPT", ro+1);
960		strcpy(ro, " $ROPT");
961		}
962		#endif
963		}
964
965
966	<	pfiltopts(po)                           /* get pfilt options */
967	<	register char   *po;
966	>	static void
967	>	pfiltopts(                              /* get pfilt options */
968	>	register char   *po
969	>	)
970		{
971		*po = '\0';
972		if (vdef(EXPOSURE)) {
973		po = addarg(po, "-1 -e");
974		po = addarg(po, vval(EXPOSURE));
975		}
976	<	if (vscale(QUALITY) == HIGH)
977	<	po = addarg(po, "-r .65");
976	>	switch (vscale(QUALITY)) {
977	>	case MEDIUM:
978	>	po = addarg(po, "-r .6");
979	>	break;
980	>	case HIGH:
981	>	po = addarg(po, "-m .25");
982	>	break;
983	>	}
984		if (vdef(PFILT))
985	<	po = addarg(po, vval(PFILT));
985	>	if (vval(PFILT)[0] != '-') {
986	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
987	>	po = addarg(po, sskip2(vval(PFILT), 1));
988	>	} else
989	>	po = addarg(po, vval(PFILT));
990		}
991
992
993	<	matchword(s1, s2)                       /* match white-delimited words */
994	<	register char   *s1, *s2;
993	>	static int
994	>	matchword(                      /* match white-delimited words */
995	>	register char   *s1,
996	>	register char   *s2
997	>	)
998		{
999		while (isspace(*s1)) s1++;
1000		while (isspace(*s2)) s2++;
#	Line 645 | Line 1005 | register char  *s1, *s2;
1005		}
1006
1007
1008	<	char *
1009	<	specview(vs)                            /* get proper view spec from vs */
1010	<	register char   *vs;
1008	>	static char *
1009	>	specview(                               /* get proper view spec from vs */
1010	>	register char   *vs
1011	>	)
1012		{
1013	+	static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1014	+	"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1015		static char     viewopts[128];
1016		register char   *cp;
1017	<	int     xpos, ypos, zpos, viewtype;
1018	<	int     exterior;
1017	>	int     xpos, ypos, zpos, viewtype, upax;
1018	>	register int    i;
1019		double  cent[3], dim[3], mult, d;
1020
1021		if (vs == NULL || *vs == '-')
1022		return(vs);
1023	+	upax = 0;                       /* get the up vector */
1024	+	if (vdef(UP)) {
1025	+	if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1026	+	upax = 1-'X'+UPPER(vval(UP)[1]);
1027	+	else
1028	+	upax = 1-'X'+vlet(UP);
1029	+	if ((upax < 1) | (upax > 3))
1030	+	badvalue(UP);
1031	+	if (vval(UP)[0] == '-')
1032	+	upax = -upax;
1033	+	}
1034		/* check standard view names */
1035		xpos = ypos = zpos = 0;
662	–	viewtype = 0;
1036		if (*vs == 'X') {
1037		xpos = 1; vs++;
1038		} else if (*vs == 'x') {
#	Line 675 | Line 1048 | register char  *vs;
1048		} else if (*vs == 'z') {
1049		zpos = -1; vs++;
1050		}
1051	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1051	>	switch (*vs) {
1052	>	case VT_PER:
1053	>	case VT_PAR:
1054	>	case VT_ANG:
1055	>	case VT_HEM:
1056	>	case VT_PLS:
1057	>	case VT_CYL:
1058		viewtype = *vs++;
1059	<	else if (!*vs || isspace(*vs))
1060	<	viewtype = 'v';
1059	>	break;
1060	>	default:
1061	>	viewtype = VT_PER;
1062	>	break;
1063	>	}
1064		cp = viewopts;
1065	<	if (viewtype && (xpos|ypos|zpos)) {     /* got standard view */
1065	>	if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1066		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1067		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1068		&cent[0], &dim[0], &cent[1], &dim[1],
1069	<	&cent[2], &dim[2]) != 6) {
1070	<	fprintf(stderr, "%s: bad zone specification\n",
1071	<	progname);
1072	<	exit(1);
1069	>	&cent[2], &dim[2]) != 6)
1070	>	badvalue(ZONE);
1071	>	for (i = 0; i < 3; i++) {
1072	>	dim[i] -= cent[i];
1073	>	if (dim[i] <= FTINY)
1074	>	badvalue(ZONE);
1075	>	cent[i] += .5*dim[i];
1076		}
1077	<	dim[0] -= cent[0];
693	<	dim[1] -= cent[1];
694	<	dim[2] -= cent[2];
695	<	exterior = vlet(ZONE) == 'E';
696	<	mult = exterior ? 2. : .45 ;
1077	>	mult = vlet(ZONE)=='E' ? 2. : .45 ;
1078		sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1079		cent[0]+xpos*mult*dim[0],
1080		cent[1]+ypos*mult*dim[1],
1081		cent[2]+zpos*mult*dim[2],
1082		-xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1083		cp += strlen(cp);
1084	<	switch (vlet(UP)) {
1085	<	case 'Z':
1086	<	if (xpos|ypos) {
1087	<	cp = addarg(cp, "-vu 0 0 1");
1088	<	break;
1089	<	}
1090	<	/* 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");
1084	>	/* redirect up axis if necessary */
1085	>	switch (upax) {
1086	>	case 3:                 /* plus or minus Z axis */
1087	>	case -3:
1088	>	case 0:
1089	>	if (!(xpos|ypos))
1090	>	upax = 2;
1091		break;
1092	<	default:
1093	<	fprintf(stderr, "%s: illegal value for variable '%s'\n",
1094	<	progname, vnam(UP));
1095	<	exit(1);
1092	>	case 2:                 /* plus or minus Y axis */
1093	>	case -2:
1094	>	if (!(xpos|zpos))
1095	>	upax = 1;
1096	>	break;
1097	>	case 1:                 /* plus or minus X axis */
1098	>	case -1:
1099	>	if (!(ypos|zpos))
1100	>	upax = 3;
1101	>	break;
1102		}
1103	+	cp = addarg(cp, vup[upax+3]);
1104		switch (viewtype) {
1105	<	case 'v':
1105	>	case VT_PER:
1106		cp = addarg(cp, "-vh 45 -vv 45");
1107		break;
1108	<	case 'l':
1108	>	case VT_PAR:
1109		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1110		sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1111		cp += strlen(cp);
1112		break;
1113	<	case 'a':
1114	<	case 'h':
1113	>	case VT_ANG:
1114	>	case VT_HEM:
1115	>	case VT_PLS:
1116		cp = addarg(cp, "-vh 180 -vv 180");
1117		break;
1118	+	case VT_CYL:
1119	+	cp = addarg(cp, "-vh 180 -vv 90");
1120	+	break;
1121		}
1122	<	} else
1123	<	while (*vs && !isspace(*vs))    /* else skip id */
1124	<	vs++;
1125	<	/* append any additional options */
1126	<	while (isspace(*vs)) vs++;
1122	>	} else {
1123	>	while (!isspace(*vs))           /* else skip id */
1124	>	if (!*vs++)
1125	>	return(NULL);
1126	>	if (upax) {                     /* prepend up vector */
1127	>	strcpy(cp, vup[upax+3]);
1128	>	cp += strlen(cp);
1129	>	}
1130	>	}
1131	>	if (cp == viewopts)             /* append any additional options */
1132	>	vs++;           /* skip prefixed space if unneeded */
1133		strcpy(cp, vs);
1134	+	#ifdef _WIN32
1135	+	if (strlen(viewopts) > 40) {
1136	+	setenv("VIEW", viewopts);
1137	+	return("$VIEW");
1138	+	}
1139	+	#endif
1140		return(viewopts);
1141		}
1142
1143
1144	<	char *
1145	<	getview(n, vn)                          /* get view n, or NULL if none */
1146	<	int     n;
1147	<	char    *vn;
1144	>	static char *
1145	>	getview(                                /* get view n, or NULL if none */
1146	>	int     n,
1147	>	char    *vn             /* returned view name */
1148	>	)
1149		{
1150		register char   *mv;
1151
1152	<	if (viewselect != NULL) {
1152	>	if (viewselect != NULL) {               /* command-line selected */
1153		if (n)                          /* only do one */
1154		return(NULL);
1155	+
1156	+	if (isint(viewselect)) {        /* view number? */
1157	+	n = atoi(viewselect)-1;
1158	+	goto numview;
1159	+	}
1160		if (viewselect[0] == '-') {     /* already specified */
1161	<	if (vn != NULL) *vn = '\0';
1161	>	if (vn != NULL)
1162	>	strcpy(vn, "0");
1163		return(viewselect);
1164		}
1165		if (vn != NULL) {
#	Line 769 | Line 1169 | char   *vn;
1169		*vn = '\0';
1170		}
1171		/* check list */
1172	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1172	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1173		if (matchword(viewselect, mv))
1174		return(specview(mv));
1175	+
1176		return(specview(viewselect));   /* standard view? */
1177		}
1178	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1179	<	if (*mv != '-')
1180	<	while (*mv && !isspace(*mv))
1181	<	*vn++ = *mv++;
1182	<	*vn = '\0';
1178	>	numview:
1179	>	mv = nvalue(VIEWS, n);          /* use view n */
1180	>	if ((vn != NULL) & (mv != NULL))
1181	>	if (*mv != '-') {
1182	>	register char   *mv2 = mv;
1183	>	while (*mv2 && !isspace(*mv2))
1184	>	*vn++ = *mv2++;
1185	>	*vn = '\0';
1186	>	} else
1187	>	sprintf(vn, "%d", n+1);
1188	>
1189	>	return(specview(mv));
1190	>	}
1191	>
1192	>
1193	>	static int
1194	>	myprintview(                    /* print out selected view */
1195	>	register char   *vopts,
1196	>	FILE    *fp
1197	>	)
1198	>	{
1199	>	VIEW    vwr;
1200	>	char    buf[128];
1201	>	register char   *cp;
1202	>	#ifdef _WIN32
1203	>	/* XXX Should we allow something like this for all platforms? */
1204	>	/* XXX Or is it still required at all? */
1205	>	again:
1206	>	#endif
1207	>	if (vopts == NULL)
1208	>	return(-1);
1209	>	#ifdef _WIN32
1210	>	if (vopts[0] == '$') {
1211	>	vopts = getenv(vopts+1);
1212	>	goto again;
1213		}
1214	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1214	>	#endif
1215	>	vwr = stdview;
1216	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1217	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1218	>	*atos(buf, sizeof(buf), cp += 4)) {
1219	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1220	>	sscanview(&vwr, cp);            /* reset tail */
1221	>	}
1222	>	fputs(VIEWSTR, fp);
1223	>	fprintview(&vwr, fp);                   /* print full spec. */
1224	>	fputc('\n', fp);
1225	>	return(0);
1226		}
1227
1228
1229	<	rview(opts)                             /* run rview with first view */
1230	<	char    *opts;
1229	>	static void
1230	>	rvu(                            /* run rvu with first view */
1231	>	char    *opts,
1232	>	char    *po
1233	>	)
1234		{
1235	<	char    combuf[512];
1235	>	char    *vw;
1236	>	char    combuf[PATH_MAX];
1237		/* build command */
1238	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1238	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1239	>	return;
1240	>	if (sayview)
1241	>	myprintview(vw, stdout);
1242	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1243	>	if (nprocs > 1)
1244	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1245		if (rvdevice != NULL)
1246		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1247	<	strcat(combuf, vval(OCTREE));
1248	<	if (!silent) {                  /* echo it */
1249	<	printf("\t%s\n", combuf);
1250	<	fflush(stdout);
1247	>	if (vdef(EXPOSURE))
1248	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1249	>	strcat(combuf, oct1name);
1250	>	if (runcom(combuf)) {           /* run it */
1251	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1252	>	quit(1);
1253		}
800	–	if (noaction)
801	–	return;
802	–	if (system(combuf)) {           /* run it */
803	–	fprintf(stderr, "%s: error running rview\n", progname);
804	–	exit(1);
805	–	}
1254		}
1255
1256
1257	<	rpict(opts)                             /* run rpict and pfilt for each view */
1258	<	char    *opts;
1257	>	static void
1258	>	rpict(                          /* run rpict and pfilt for each view */
1259	>	char    *opts,
1260	>	char    *po
1261	>	)
1262		{
1263	<	char    combuf[512];
1264	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH], res[32];
1265	<	char    pfopts[64];
1263	>	#define do_rpiece       (sfile[0]!='\0')
1264	>	char    combuf[4*PATH_MAX+512];
1265	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1266	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1267	>	char    rppopt[128], sfile[64], *pfile = NULL;
1268	>	char    pfopts[128];
1269		char    vs[32], *vw;
1270		int     vn, mult;
1271	+	FILE    *fp;
1272	+	time_t  rfdt, pfdt;
1273		/* get pfilt options */
1274		pfiltopts(pfopts);
1275		/* get resolution, reporting */
1276	<	mult = vscale(QUALITY)+1;
1276	>	switch (vscale(QUALITY)) {
1277	>	case LOW:
1278	>	mult = 1;
1279	>	break;
1280	>	case MEDIUM:
1281	>	mult = 2;
1282	>	break;
1283	>	case HIGH:
1284	>	mult = 3;
1285	>	break;
1286	>	}
1287		{
1288		int     xres, yres;
1289		double  aspect;
#	Line 829 | Line 1295 | char   *opts;
1295		else if (n) {
1296		if (n == 1) yres = xres;
1297		sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1298	<	} else {
1299	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
834	<	progname, vnam(RESOLUTION));
835	<	exit(1);
836	<	}
1298	>	} else
1299	>	badvalue(RESOLUTION);
1300		}
1301		rep[0] = '\0';
1302		if (vdef(REPORT)) {
#	Line 844 | Line 1307 | char   *opts;
1307		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1308		else if (n == 1)
1309		sprintf(rep, " -t %d", (int)(minutes*60));
1310	<	else {
1311	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
1312	<	progname, vnam(REPORT));
1313	<	exit(1);
1310	>	else
1311	>	badvalue(REPORT);
1312	>	}
1313	>	/* set up parallel rendering */
1314	>	sfile[0] = '\0';
1315	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1316	>	getview(0, vs) != NULL) {
1317	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1318	>	getview(1, NULL) == NULL) {
1319	>	sprintf(sfile, "rpsync_%s.txt", vs);
1320	>	strcpy(rppopt, "-PP pfXXXXXX");
1321	>	} else {
1322	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1323		}
1324	+	pfile = rppopt + strlen(rppopt) - 8;
1325	+	if (mktemp(pfile) == NULL) {
1326	+	if (do_rpiece) {
1327	+	fprintf(stderr, "%s: cannot create\n", pfile);
1328	+	quit(1);
1329	+	}
1330	+	pfile = NULL;
1331	+	}
1332		}
1333	<	/* do each view */
854	<	vn = 0;
1333	>	vn = 0;                                 /* do each view */
1334		while ((vw = getview(vn++, vs)) != NULL) {
1335	<	if (!vs[0])
1336	<	sprintf(vs, "%d", vn);
1337	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1335	>	if (sayview)
1336	>	myprintview(vw, stdout);
1337	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1338	>	if (vdef(ZFILE))
1339	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1340	>	else
1341	>	zopt[0] = '\0';
1342		/* check date on picture */
1343	<	if (fdate(picfile) > octreedate)
1343	>	pfdt = fdate(picfile);
1344	>	if (pfdt >= oct1date)
1345		continue;
1346	+	/* get raw file name */
1347	+	sprintf(rawfile, "%s_%s.unf",
1348	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1349	+	rfdt = fdate(rawfile);
1350	+	if (touchonly) {                /* update times only */
1351	+	if (rfdt) {
1352	+	if (rfdt < oct1date)
1353	+	touch(rawfile);
1354	+	} else if (pfdt && pfdt < oct1date)
1355	+	touch(picfile);
1356	+	continue;
1357	+	}
1358	+	/* parallel running? */
1359	+	if (do_rpiece) {
1360	+	if (rfdt < oct1date || !fdate(sfile)) {
1361	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1362	+	rfdt = 0;               /* start fresh */
1363	+	if (!silent)
1364	+	printf("\techo %d %d > %s\n",
1365	+	xdiv, ydiv, sfile);
1366	+	if ((fp = fopen(sfile, "w")) == NULL) {
1367	+	fprintf(stderr, "%s: cannot create\n",
1368	+	sfile);
1369	+	quit(1);
1370	+	}
1371	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1372	+	fclose(fp);
1373	+	}
1374	+	} else if (next_process(0)) {
1375	+	if (pfile != NULL)
1376	+	sleep(10);
1377	+	continue;
1378	+	} else if (!inchild())
1379	+	pfile = NULL;
1380	+	/* XXX Remember to call finish_process() */
1381		/* build rpict command */
1382	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1383	<	if (fdate(rawfile) > octreedate)        /* recover */
1384	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1385	<	rep, opts, rawfile, vval(OCTREE));
1386	<	else {
1382	>	if (rfdt >= oct1date) {         /* already in progress */
1383	>	if (do_rpiece) {
1384	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1385	>	c_rpiece, sfile, rppopt, rep, vw,
1386	>	res, opts, po, rawfile, oct1name);
1387	>	while (next_process(1)) {
1388	>	sleep(10);
1389	>	combuf[strlen(c_rpiece)+2] = 'F';
1390	>	}
1391	>	} else
1392	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1393	>	rep, opts, po, zopt, rawfile, oct1name);
1394	>	if (runcom(combuf))     /* run rpict/rpiece */
1395	>	goto rperror;
1396	>	} else {
1397		if (overture) {         /* run overture calculation */
1398		sprintf(combuf,
1399	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1400	<	rep, vw, opts,
1401	<	vval(OCTREE), rawfile);
1402	<	if (!silent) {
1403	<	printf("\t%s\n", combuf);
1404	<	fflush(stdout);
1405	<	}
877	<	if (!noaction && system(combuf)) {
1399	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1400	>	c_rpict, rep, vw, opts,
1401	>	oct1name, overfile);
1402	>	if (do_rpiece)
1403	>	while (next_process(1))
1404	>	sleep(5);
1405	>	if (runcom(combuf)) {
1406		fprintf(stderr,
1407	<	"%s: error in overture for view %s\n\t%s removed\n",
1408	<	progname, vs, rawfile);
1409	<	unlink(rawfile);
882	<	exit(1);
1407	>	"%s: error in overture for view %s\n",
1408	>	progname, vs);
1409	>	quit(1);
1410		}
1411	+	if (do_rpiece) {
1412	+	finish_process();
1413	+	wait_process(1);
1414	+	}
1415	+	#ifndef NULL_DEVICE
1416	+	rmfile(overfile);
1417	+	#endif
1418		}
1419	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1420	<	rep, vw, res, opts,
1421	<	vval(OCTREE), rawfile);
1419	>	if (do_rpiece) {
1420	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1421	>	c_rpiece, sfile, rppopt, rep, vw,
1422	>	res, opts, po, rawfile, oct1name);
1423	>	while (next_process(1))
1424	>	sleep(10);
1425	>	} else {
1426	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1427	>	c_rpict, rep, vw, res, opts, po,
1428	>	zopt, oct1name, rawfile);
1429	>	}
1430	>	if ((pfile != NULL) & !do_rpiece) {
1431	>	if (!silent)
1432	>	printf("\t%s\n", combuf);
1433	>	fflush(stdout);
1434	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1435	>	c_rpict, rep, rppopt, res,
1436	>	opts, po, oct1name, rawfile);
1437	>	fp = popen(combuf, "w");
1438	>	if (fp == NULL)
1439	>	goto rperror;
1440	>	myprintview(vw, fp);
1441	>	if (pclose(fp))
1442	>	goto rperror;
1443	>	} else if (runcom(combuf))
1444	>	goto rperror;
1445		}
1446	<	if (!silent) {                  /* echo rpict command */
1447	<	printf("\t%s\n", combuf);
1448	<	fflush(stdout);
1446	>	if (do_rpiece) {                /* need to finish raw, first */
1447	>	finish_process();
1448	>	wait_process(1);
1449	>	/* XXX should check sync file to see if really done? */
1450		}
1451	<	if (!noaction && system(combuf)) {      /* run rpict */
894	<	fprintf(stderr, "%s: error rendering view %s\n",
895	<	progname, vs);
896	<	exit(1);
897	<	}
1451	>	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1452		/* build pfilt command */
1453	<	if (mult > 1)
1454	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1455	<	pfopts, mult, mult, rawfile, picfile);
902	<	else
903	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1453	>	if (mult > 1)
1454	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1455	>	c_pfilt, pfopts, mult, mult,
1456		rawfile, picfile);
1457	<	if (!silent) {                  /* echo pfilt command */
1458	<	printf("\t%s\n", combuf);
1459	<	fflush(stdout);
1457	>	else
1458	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1459	>	pfopts, rawfile, picfile);
1460	>	if (runcom(combuf)) {   /* run pfilt */
1461	>	fprintf(stderr,
1462	>	"%s: error filtering view %s\n\t%s removed\n",
1463	>	progname, vs, picfile);
1464	>	unlink(picfile);
1465	>	quit(1);
1466	>	}
1467		}
1468	<	if (!noaction && system(combuf)) {      /* run pfilt */
1469	<	fprintf(stderr,
1470	<	"%s: error filtering view %s\n\t%s removed\n",
1471	<	progname, vs, picfile);
1472	<	unlink(picfile);
1473	<	exit(1);
1468	>	/* remove/rename raw file */
1469	>	if (vdef(RAWFILE)) {
1470	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1471	>	mvfile(rawfile, combuf);
1472	>	} else
1473	>	rmfile(rawfile);
1474	>	if (do_rpiece)                  /* done with sync file */
1475	>	rmfile(sfile);
1476	>	else
1477	>	finish_process();       /* exit if child */
1478	>	}
1479	>	wait_process(1);                /* wait for children to finish */
1480	>	if (pfile != NULL) {            /* clean up persistent rpict */
1481	>	RT_PID  pid;
1482	>	fp = fopen(pfile, "r");
1483	>	if (fp != NULL) {
1484	>	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1485	>	kill(pid, 1) < 0)
1486	>	unlink(pfile);
1487	>	fclose(fp);
1488		}
916	–	/* remove raw file */
917	–	if (!silent)
918	–	#ifdef MSDOS
919	–	printf("\tdel %s\n", rawfile);
920	–	#else
921	–	printf("\trm %s\n", rawfile);
922	–	#endif
923	–	if (!noaction)
924	–	unlink(rawfile);
1489		}
1490	+	return;
1491	+	rperror:
1492	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1493	+	quit(1);
1494	+	#undef do_rpiece
1495	+	}
1496	+
1497	+
1498	+	static int
1499	+	touch(                  /* update a file */
1500	+	char    *fn
1501	+	)
1502	+	{
1503	+	if (!silent)
1504	+	printf("\ttouch %s\n", fn);
1505	+	if (!nprocs)
1506	+	return(0);
1507	+	return(setfdate(fn, time((time_t *)NULL)));
1508	+	}
1509	+
1510	+
1511	+	static int
1512	+	runcom(                 /* run command */
1513	+	char    *cs
1514	+	)
1515	+	{
1516	+	if (!silent)            /* echo it */
1517	+	printf("\t%s\n", cs);
1518	+	if (!nprocs)
1519	+	return(0);
1520	+	fflush(NULL);           /* flush output and pass to shell */
1521	+	return(system(cs));
1522	+	}
1523	+
1524	+
1525	+	static int
1526	+	rmfile(                 /* remove a file */
1527	+	char    *fn
1528	+	)
1529	+	{
1530	+	if (!silent)
1531	+	printf("\t%s %s\n", DELCMD, fn);
1532	+	if (!nprocs)
1533	+	return(0);
1534	+	return(unlink(fn));
1535	+	}
1536	+
1537	+
1538	+	static int
1539	+	mvfile(         /* move a file */
1540	+	char    *fold,
1541	+	char    *fnew
1542	+	)
1543	+	{
1544	+	if (!silent)
1545	+	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1546	+	if (!nprocs)
1547	+	return(0);
1548	+	return(rename(fold, fnew));
1549	+	}
1550	+
1551	+
1552	+	#ifdef RHAS_FORK_EXEC
1553	+	static int
1554	+	next_process(int reserve)               /* fork the next process */
1555	+	{
1556	+	RT_PID  child_pid;
1557	+
1558	+	if (nprocs <= 1)
1559	+	return(0);              /* it's us or no one */
1560	+	if (inchild()) {
1561	+	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1562	+	progname);
1563	+	quit(1);
1564	+	}
1565	+	if (reserve > 0 && children_running >= nprocs-reserve)
1566	+	return(0);              /* caller holding back process(es) */
1567	+	if (children_running >= nprocs)
1568	+	wait_process(0);        /* wait for someone to finish */
1569	+	fflush(NULL);                   /* flush output */
1570	+	child_pid = fork();             /* split process */
1571	+	if (child_pid == 0) {           /* we're the child */
1572	+	children_running = -1;
1573	+	return(0);
1574	+	}
1575	+	if (child_pid > 0) {            /* we're the parent */
1576	+	++children_running;
1577	+	return(1);
1578	+	}
1579	+	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1580	+	return(0);
1581	+	}
1582	+
1583	+	static void
1584	+	wait_process(                   /* wait for process(es) to finish */
1585	+	int     all
1586	+	)
1587	+	{
1588	+	int     ourstatus = 0, status;
1589	+	RT_PID  pid;
1590	+
1591	+	if (all)
1592	+	all = children_running;
1593	+	else if (children_running > 0)
1594	+	all = 1;
1595	+	while (all-- > 0) {
1596	+	pid = wait(&status);
1597	+	if (pid < 0)
1598	+	syserr(progname);
1599	+	status = status>>8 & 0xff;
1600	+	--children_running;
1601	+	if (status != 0) {      /* child's problem is our problem */
1602	+	if ((ourstatus == 0) & (children_running > 0))
1603	+	fprintf(stderr, "%s: waiting for remaining processes\n",
1604	+	progname);
1605	+	ourstatus = status;
1606	+	all = children_running;
1607	+	}
1608	+	}
1609	+	if (ourstatus != 0)
1610	+	quit(ourstatus);        /* bad status from child */
1611	+	}
1612	+	#else   /* ! RHAS_FORK_EXEC */
1613	+	static int
1614	+	next_process(int reserve)
1615	+	{
1616	+	return(0);                      /* cannot start new process */
1617	+	}
1618	+	static void
1619	+	wait_process(all)
1620	+	int     all;
1621	+	{
1622	+	(void)all;                      /* no one to wait for */
1623	+	}
1624	+	int
1625	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1626	+	RT_PID pid;
1627	+	int sig;
1628	+	{
1629	+	return 0;
1630	+	}
1631	+	#endif  /* ! RHAS_FORK_EXEC */
1632	+
1633	+	static void
1634	+	finish_process(void)                    /* exit a child process */
1635	+	{
1636	+	if (!inchild())
1637	+	return;                 /* in parent -- noop */
1638	+	exit(0);
1639	+	}
1640	+
1641	+	#ifdef _WIN32
1642	+	setenv(vname, value)            /* set an environment variable */
1643	+	char    *vname, *value;
1644	+	{
1645	+	register char   *evp;
1646	+
1647	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1648	+	if (evp == NULL)
1649	+	syserr(progname);
1650	+	sprintf(evp, "%s=%s", vname, value);
1651	+	if (putenv(evp) != 0) {
1652	+	fprintf(stderr, "%s: out of environment space\n", progname);
1653	+	quit(1);
1654	+	}
1655	+	if (!silent)
1656	+	printf("set %s\n", evp);
1657	+	}
1658	+	#endif
1659	+
1660	+
1661	+	static void
1662	+	badvalue(                       /* report bad variable value and exit */
1663	+	int     vc
1664	+	)
1665	+	{
1666	+	fprintf(stderr, "%s: bad value for variable '%s'\n",
1667	+	progname, vnam(vc));
1668	+	quit(1);
1669	+	}
1670	+
1671	+
1672	+	static void
1673	+	syserr(                 /* report a system error and exit */
1674	+	char    *s
1675	+	)
1676	+	{
1677	+	perror(s);
1678	+	quit(1);
1679	+	}
1680	+
1681	+
1682	+	void
1683	+	quit(ec)                        /* exit program */
1684	+	int     ec;
1685	+	{
1686	+	exit(ec);
1687		}

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