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

Comparing ray/src/util/rad.c (file contents):
Revision 2.8 by greg, Tue May 18 13:07:56 1993 UTC vs.
Revision 2.87 by greg, Mon Nov 10 19:08:19 2008 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 SCENE           20              /* scene files */
51	>	#define UP              21              /* view up (X, Y or Z) */
52	>	#define VARIABILITY     22              /* level of light variability */
53	>	#define VIEWS           23              /* view(s) for picture(s) */
54	>	#define ZFILE           24              /* distance file root name */
55	>	#define ZONE            25              /* simulation zone */
56		/* total number of variables */
57	<	#define NVARS           21
57	>	int NVARS = 26;
58
59	<	VARIABLE        vv[NVARS] = {           /* variable-value pairs */
60	<	{"objects",     3,      0,      NULL,   catvalues},
61	<	{"scene",       3,      0,      NULL,   catvalues},
59	>	VARIABLE        vv[] = {                /* variable-value pairs */
60	>	{"AMBFILE",     3,      0,      NULL,   onevalue},
61	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
62	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
63	>	{"EYESEP",      3,      0,      NULL,   fltvalue},
64	>	{"illum",       3,      0,      NULL,   catvalues},
65	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
66		{"materials",   3,      0,      NULL,   catvalues},
67	<	{"render",      3,      0,      NULL,   catvalues},
67	>	{"mkillum",     3,      0,      NULL,   catvalues},
68	>	{"objects",     3,      0,      NULL,   catvalues},
69		{"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},
70		{"OCTREE",      3,      0,      NULL,   onevalue},
62	–	{"PICTURE",     3,      0,      NULL,   onevalue},
63	–	{"AMBFILE",     3,      0,      NULL,   onevalue},
71		{"OPTFILE",     3,      0,      NULL,   onevalue},
72	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
72	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
73	>	{"pfilt",       2,      0,      NULL,   catvalues},
74	>	{"PICTURE",     3,      0,      NULL,   onevalue},
75	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
76	>	{"RAWFILE",     3,      0,      NULL,   onevalue},
77	>	{"render",      3,      0,      NULL,   catvalues},
78	>	{"REPORT",      3,      0,      NULL,   onevalue},
79		{"RESOLUTION",  3,      0,      NULL,   onevalue},
80	+	{"scene",       3,      0,      NULL,   catvalues},
81		{"UP",          2,      0,      NULL,   onevalue},
82	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
83	<	{"DETAIL",      3,      0,      NULL,   onevalue},
84	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
85	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
72	<	{"REPORT",      3,      0,      NULL,   onevalue},
82	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
83	>	{"view",        2,      0,      NULL,   NULL},
84	>	{"ZFILE",       2,      0,      NULL,   onevalue},
85	>	{"ZONE",        2,      0,      NULL,   onevalue},
86		};
87
75	–	VARIABLE        *matchvar();
76	–	char    *nvalue();
77	–	int     vscale();
78	–
79	–	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
80	–
81	–	#define vnam(vc)        (vv[vc].name)
82	–	#define vdef(vc)        (vv[vc].nass)
83	–	#define vval(vc)        (vv[vc].value)
84	–	#define vint(vc)        atoi(vval(vc))
85	–	#define vlet(vc)        UPPER(vval(vc)[0])
86	–	#define vbool(vc)       (vlet(vc)=='T')
87	–
88	–	#define HIGH            2
89	–	#define MEDIUM          1
90	–	#define LOW             0
91	–
92	–	int     lowqopts(), medqopts(), hiqopts();
93	–	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
94	–
95	–	#define renderopts      (*setqopts[vscale(QUALITY)])
96	–
88		/* overture calculation file */
89	<	#ifdef NIX
90	<	char    overfile[] = "overture.raw";
89	>	#ifdef NULL_DEVICE
90	>	char    overfile[] = NULL_DEVICE;
91		#else
92	<	char    overfile[] = "/dev/null";
92	>	char    overfile[] = "overture.unf";
93		#endif
94
104	–	extern long     fdate(), time();
95
96	<	long    scenedate;              /* date of latest scene or object file */
97	<	long    octreedate;             /* date of octree */
96	>	time_t  scenedate;              /* date of latest scene or object file */
97	>	time_t  octreedate;             /* date of octree */
98	>	time_t  matdate;                /* date of latest material file */
99	>	time_t  illumdate;              /* date of last illum file */
100
101	+	char    *oct0name;              /* name of pre-mkillum octree */
102	+	time_t  oct0date;               /* date of pre-mkillum octree */
103	+	char    *oct1name;              /* name of post-mkillum octree */
104	+	time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
105	+
106	+	int     nowarn = 0;             /* no warnings */
107		int     explicate = 0;          /* explicate variables */
108		int     silent = 0;             /* do work silently */
109	<	int     noaction = 0;           /* don't do anything */
110	<	char    *rvdevice = NULL;       /* rview output device */
109	>	int     touchonly = 0;          /* touch files only */
110	>	int     nprocs = 1;             /* maximum executing processes */
111	>	int     sayview = 0;            /* print view out */
112	>	char    *rvdevice = NULL;       /* rvu output device */
113		char    *viewselect = NULL;     /* specific view only */
114
115		int     overture = 0;           /* overture calculation needed */
116
117	+	int     children_running = 0;   /* set negative in children */
118	+
119		char    *progname;              /* global argv[0] */
120	+	char    *rifname;               /* global rad input file name */
121
122	<	char    radname[MAXPATH];       /* root Radiance file name */
122	>	char    radname[PATH_MAX];      /* root Radiance file name */
123
124	+	#define inchild()       (children_running < 0)
125
126	<	main(argc, argv)
127	<	int     argc;
128	<	char    *argv[];
126	>	static void rootname(char       *rn, char       *fn);
127	>	static time_t checklast(char    *fnames);
128	>	static char * newfname(char     *orig, int      pred);
129	>	static void checkfiles(void);
130	>	static void getoctcube(double   org[3], double  *sizp);
131	>	static void setdefaults(void);
132	>	static void oconv(void);
133	>	static char * addarg(char       *op, char       *arg);
134	>	static void oconvopts(char      *oo);
135	>	static void mkillumopts(char    *mo);
136	>	static void checkambfile(void);
137	>	static double ambval(void);
138	>	static void renderopts(char     *op, char       *po);
139	>	static void lowqopts(char       *op, char       *po);
140	>	static void medqopts(char       *op, char       *po);
141	>	static void hiqopts(char        *op, char       *po);
142	>	static void xferopts(char       *ro);
143	>	static void pfiltopts(char      *po);
144	>	static int matchword(char       *s1, char       *s2);
145	>	static char * specview(char     *vs);
146	>	static char * getview(int       n, char *vn);
147	>	static int myprintview(char     *vopts, FILE    *fp);
148	>	static void rvu(char    *opts, char     *po);
149	>	static void rpict(char  *opts, char     *po);
150	>	static int touch(char   *fn);
151	>	static int runcom(char  *cs);
152	>	static int rmfile(char  *fn);
153	>	static int mvfile(char  *fold, char     *fnew);
154	>	static int next_process(void);
155	>	static void wait_process(int    all);
156	>	static void finish_process(void);
157	>	static void badvalue(int        vc);
158	>	static void syserr(char *s);
159	>
160	>
161	>	int
162	>	main(
163	>	int     argc,
164	>	char    *argv[]
165	>	)
166		{
167		char    ropts[512];
168	+	char    popts[64];
169		int     i;
170
171		progname = argv[0];
#	Line 134 | Line 176 | char   *argv[];
176		silent++;
177		break;
178		case 'n':
179	<	noaction++;
179	>	nprocs = 0;
180		break;
181	+	case 'N':
182	+	nprocs = atoi(argv[++i]);
183	+	if (nprocs < 0)
184	+	nprocs = 0;
185	+	break;
186	+	case 't':
187	+	touchonly++;
188	+	break;
189		case 'e':
190		explicate++;
191		break;
192		case 'o':
193		rvdevice = argv[++i];
194		break;
195	+	case 'V':
196	+	sayview++;
197	+	break;
198		case 'v':
199		viewselect = argv[++i];
200		break;
201	+	case 'w':
202	+	nowarn++;
203	+	break;
204		default:
205		goto userr;
206		}
207		if (i >= argc)
208		goto userr;
209	+	rifname = argv[i];
210	+	/* check command-line options */
211	+	if ((nprocs > 1) & (viewselect != NULL))
212	+	nprocs = 1;
213		/* assign Radiance root file name */
214	<	rootname(radname, argv[i]);
214	>	rootname(radname, rifname);
215		/* load variable values */
216	<	load(argv[i]);
216	>	loadvars(rifname);
217		/* get any additional assignments */
218		for (i++; i < argc; i++)
219	<	setvariable(argv[i]);
219	>	if (setvariable(argv[i], matchvar) < 0) {
220	>	fprintf(stderr, "%s: unknown variable: %s\n",
221	>	progname, argv[i]);
222	>	quit(1);
223	>	}
224		/* check assignments */
225		checkvalues();
226		/* check files and dates */
#	Line 165 | Line 229 | char   *argv[];
229		setdefaults();
230		/* print all values if requested */
231		if (explicate)
232	<	printvals();
233	<	/* build octree */
232	>	printvars(stdout);
233	>	/* build octree (and run mkillum) */
234		oconv();
235		/* check date on ambient file */
236		checkambfile();
237		/* run simulation */
238	<	renderopts(ropts);
238	>	renderopts(ropts, popts);
239		xferopts(ropts);
240		if (rvdevice != NULL)
241	<	rview(ropts);
241	>	rvu(ropts, popts);
242		else
243	<	rpict(ropts);
244	<	exit(0);
243	>	rpict(ropts, popts);
244	>	quit(0);
245		userr:
246		fprintf(stderr,
247	<	"Usage: %s [-s][-n][-e][-v view][-o dev] rfile [VAR=value ..]\n",
247	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
248		progname);
249	<	exit(1);
249	>	quit(1);
250	>	return 1; /* pro forma return */
251		}
252
253
254	<	rootname(rn, fn)                /* remove tail from end of fn */
255	<	register char   *rn, *fn;
254	>	static void
255	>	rootname(               /* remove tail from end of fn */
256	>	register char   *rn,
257	>	register char   *fn
258	>	)
259		{
260		char    *tp, *dp;
261
262	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
262	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
263		if (ISDIRSEP(*rn))
264		dp = rn;
265		else if (*rn == '.')
#	Line 201 | Line 269 | register char  *rn, *fn;
269		}
270
271
272	<	load(rfname)                    /* load Radiance simulation file */
273	<	char    *rfname;
272	>	static time_t
273	>	checklast(                      /* check files and find most recent */
274	>	register char   *fnames
275	>	)
276		{
277	<	FILE    *fp;
278	<	char    buf[512];
209	<	register char   *cp;
277	>	char    thisfile[PATH_MAX];
278	>	time_t  thisdate, lastdate = 0;
279
280	<	if (rfname == NULL)
281	<	fp = stdin;
282	<	else if ((fp = fopen(rfname, "r")) == NULL)
283	<	syserr(rfname);
284	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
285	<	for (cp = buf; *cp; cp++) {
286	<	switch (*cp) {
287	<	case '\\':
219	<	case '\n':
220	<	*cp = ' ';
221	<	continue;
222	<	case '#':
223	<	*cp = '\0';
224	<	break;
225	<	default:
226	<	continue;
227	<	}
228	<	break;
280	>	if (fnames == NULL)
281	>	return(0);
282	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
283	>	if (thisfile[0] == '!' ||
284	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
285	>	if (!lastdate)
286	>	lastdate = 1;
287	>	continue;
288		}
289	<	setvariable(buf);
289	>	if (!(thisdate = fdate(thisfile)))
290	>	syserr(thisfile);
291	>	if (thisdate > lastdate)
292	>	lastdate = thisdate;
293		}
294	<	fclose(fp);
294	>	return(lastdate);
295		}
296
297
298	<	setvariable(ass)                /* assign variable according to string */
299	<	register char   *ass;
298	>	static char *
299	>	newfname(               /* create modified file name */
300	>	char    *orig,
301	>	int     pred
302	>	)
303		{
239	–	char    varname[32];
304		register char   *cp;
305	<	register VARIABLE       *vp;
306	<	register int    i;
243	<	int     n;
305	>	register int    n;
306	>	int     suffix;
307
308	<	while (isspace(*ass))           /* skip leading space */
309	<	ass++;
310	<	cp = varname;                   /* extract name */
311	<	while (cp < varname+sizeof(varname)-1
312	<	&& *ass && !isspace(*ass) && *ass != '=')
250	<	*cp++ = *ass++;
251	<	*cp = '\0';
252	<	if (!varname[0])
253	<	return;         /* no variable name! */
254	<	/* trim value */
255	<	while (isspace(*ass) || *ass == '=')
256	<	ass++;
257	<	cp = ass + strlen(ass);
258	<	do
259	<	*cp-- = '\0';
260	<	while (cp >= ass && isspace(*cp));
261	<	n = cp - ass + 1;
262	<	if (!n) {
263	<	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
264	<	progname, varname);
265	<	return;
308	>	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
309	>	while (*cp) {
310	>	if (*cp == '.') suffix = n;
311	>	else if (ISDIRSEP(*cp)) suffix = -1;
312	>	cp++; n++;
313		}
314	<	/* match variable from list */
315	<	vp = matchvar(varname);
269	<	if (vp == NULL) {
270	<	fprintf(stderr, "%s: unknown variable '%s'\n",
271	<	progname, varname);
272	<	exit(1);
273	<	}
274	<	/* assign new value */
275	<	if (i = vp->nass) {
276	<	cp = vp->value;
277	<	while (i--)
278	<	while (*cp++)
279	<	;
280	<	i = cp - vp->value;
281	<	vp->value = realloc(vp->value, i+n+1);
282	<	} else
283	<	vp->value = malloc(n+1);
284	<	if (vp->value == NULL)
314	>	if (suffix == -1) suffix = n;
315	>	if ((cp = bmalloc(n+2)) == NULL)
316		syserr(progname);
317	<	strcpy(vp->value+i, ass);
318	<	vp->nass++;
319	<	}
289	<
290	<
291	<	VARIABLE *
292	<	matchvar(nam)                   /* match a variable by its name */
293	<	char    *nam;
294	<	{
295	<	int     n = strlen(nam);
296	<	register int    i;
297	<
298	<	for (i = 0; i < NVARS; i++)
299	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
300	<	return(vv+i);
301	<	return(NULL);
302	<	}
303	<
304	<
305	<	char *
306	<	nvalue(vp, n)                   /* return nth variable value */
307	<	VARIABLE        *vp;
308	<	register int    n;
309	<	{
310	<	register char   *cp;
311	<
312	<	if (vp == NULL || n < 0 || n >= vp->nass)
313	<	return(NULL);
314	<	cp = vp->value;
315	<	while (n--)
316	<	while (*cp++)
317	<	;
317	>	strncpy(cp, orig, suffix);
318	>	cp[suffix] = pred;                      /* root name + pred + suffix */
319	>	strcpy(cp+suffix+1, orig+suffix);
320		return(cp);
321		}
322
323
324	<	int
325	<	vscale(vc)                      /* return scale for variable vc */
324	<	int     vc;
324	>	static void
325	>	checkfiles(void)                        /* check for existence and modified times */
326		{
327	<	switch(vlet(vc)) {
327	<	case 'H':
328	<	return(HIGH);
329	<	case 'M':
330	<	return(MEDIUM);
331	<	case 'L':
332	<	return(LOW);
333	<	}
334	<	badvalue(vc);
335	<	}
327	>	time_t  objdate;
328
337	–
338	–	checkvalues()                   /* check assignments */
339	–	{
340	–	register int    i;
341	–
342	–	for (i = 0; i < NVARS; i++)
343	–	if (vv[i].fixval != NULL)
344	–	(*vv[i].fixval)(vv+i);
345	–	}
346	–
347	–
348	–	onevalue(vp)                    /* only one assignment for this variable */
349	–	register VARIABLE       *vp;
350	–	{
351	–	if (vp->nass < 2)
352	–	return;
353	–	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
354	–	progname, vp->name);
355	–	do
356	–	vp->value += strlen(vp->value)+1;
357	–	while (--vp->nass > 1);
358	–	}
359	–
360	–
361	–	catvalues(vp)                   /* concatenate variable values */
362	–	register VARIABLE       *vp;
363	–	{
364	–	register char   *cp;
365	–
366	–	if (vp->nass < 2)
367	–	return;
368	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
369	–	while (*cp)
370	–	cp++;
371	–	*cp++ = ' ';
372	–	}
373	–	}
374	–
375	–
376	–	long
377	–	checklast(fnames)                       /* check files and find most recent */
378	–	register char   *fnames;
379	–	{
380	–	char    thisfile[MAXPATH];
381	–	long    thisdate, lastdate = -1;
382	–	register char   *cp;
383	–
384	–	while (*fnames) {
385	–	while (isspace(*fnames)) fnames++;
386	–	cp = thisfile;
387	–	while (*fnames && !isspace(*fnames))
388	–	*cp++ = *fnames++;
389	–	*cp = '\0';
390	–	if ((thisdate = fdate(thisfile)) < 0)
391	–	syserr(thisfile);
392	–	if (thisdate > lastdate)
393	–	lastdate = thisdate;
394	–	}
395	–	return(lastdate);
396	–	}
397	–
398	–
399	–	checkfiles()                    /* check for existence and modified times */
400	–	{
401	–	char    *cp;
402	–	long    objdate;
403	–
329		if (!vdef(OCTREE)) {
330	<	if ((cp = bmalloc(strlen(radname)+5)) == NULL)
330	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
331		syserr(progname);
332	<	sprintf(cp, "%s.oct", radname);
408	<	vval(OCTREE) = cp;
332	>	sprintf(vval(OCTREE), "%s.oct", radname);
333		vdef(OCTREE)++;
334	+	} else if (vval(OCTREE)[0] == '!') {
335	+	fprintf(stderr, "%s: illegal '%s' specification\n",
336	+	progname, vnam(OCTREE));
337	+	quit(1);
338		}
339		octreedate = fdate(vval(OCTREE));
340	<	scenedate = -1;
341	<	if (vdef(SCENE)) {
342	<	scenedate = checklast(vval(SCENE));
343	<	if (vdef(OBJECT)) {
344	<	objdate = checklast(vval(OBJECT));
345	<	if (objdate > scenedate)
346	<	scenedate = objdate;
347	<	}
340	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
341	>	oct0name = newfname(vval(OCTREE), '0');
342	>	oct1name = newfname(vval(OCTREE), '1');
343	>	oct0date = fdate(oct0name);
344	>	oct1date = fdate(oct1name);
345	>	} else
346	>	oct0name = oct1name = vval(OCTREE);
347	>	if ((scenedate = checklast(vval(SCENE))) &&
348	>	(objdate = checklast(vval(OBJECT))) > scenedate)
349	>	scenedate = objdate;
350	>	illumdate = checklast(vval(ILLUM));
351	>	if (!octreedate & !scenedate & !illumdate) {
352	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
353	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
354	>	quit(1);
355		}
356	<	if (octreedate < 0 & scenedate < 0) {
422	<	fprintf(stderr, "%s: need '%s' or '%s'\n", progname,
423	<	vnam(OCTREE), vnam(SCENE));
424	<	exit(1);
425	<	}
356	>	matdate = checklast(vval(MATERIAL));
357		}
358
359
360	<	getoctcube(org, sizp)           /* get octree bounding cube */
361	<	double  org[3], *sizp;
360	>	static void
361	>	getoctcube(             /* get octree bounding cube */
362	>	double  org[3],
363	>	double  *sizp
364	>	)
365		{
432	–	extern FILE     *popen();
366		static double   oorg[3], osiz = 0.;
367	<	char    buf[MAXPATH+16];
367	>	double  min[3], max[3];
368	>	char    buf[1024];
369		FILE    *fp;
370	+	register int    i;
371
372		if (osiz <= FTINY) {
373	<	oconv();                /* does nothing if done already */
374	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
375	<	if ((fp = popen(buf, "r")) == NULL)
376	<	syserr("getinfo");
377	<	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
378	<	&oorg[2], &osiz) != 4) {
379	<	fprintf(stderr,
373	>	if (!nprocs && fdate(oct1name) <
374	>	(scenedate>illumdate?scenedate:illumdate)) {
375	>	/* run getbbox */
376	>	sprintf(buf, "getbbox -w -h %s",
377	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
378	>	if ((fp = popen(buf, "r")) == NULL)
379	>	syserr("getbbox");
380	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
381	>	&min[0], &max[0], &min[1], &max[1],
382	>	&min[2], &max[2]) != 6) {
383	>	fprintf(stderr,
384	>	"%s: error reading bounding box from getbbox\n",
385	>	progname);
386	>	quit(1);
387	>	}
388	>	for (i = 0; i < 3; i++)
389	>	if (max[i] - min[i] > osiz)
390	>	osiz = max[i] - min[i];
391	>	for (i = 0; i < 3; i++)
392	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
393	>	pclose(fp);
394	>	} else {                                /* from octree */
395	>	oconv();        /* does nothing if done already */
396	>	sprintf(buf, "getinfo -d < %s", oct1name);
397	>	if ((fp = popen(buf, "r")) == NULL)
398	>	syserr("getinfo");
399	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
400	>	&oorg[2], &osiz) != 4) {
401	>	fprintf(stderr,
402		"%s: error reading bounding cube from getinfo\n",
403	<	progname);
404	<	exit(1);
403	>	progname);
404	>	quit(1);
405	>	}
406	>	pclose(fp);
407		}
449	–	pclose(fp);
408		}
409		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
410		}
411
412
413	<	setdefaults()                   /* set default values for unassigned var's */
413	>	static void
414	>	setdefaults(void)                       /* set default values for unassigned var's */
415		{
416	<	double  org[3], size;
416	>	double  org[3], lim[3], size;
417		char    buf[128];
418
419		if (!vdef(ZONE)) {
#	Line 464 | Line 423 | setdefaults()                  /* set default values for unassigned v
423		vval(ZONE) = savqstr(buf);
424		vdef(ZONE)++;
425		}
426	+	if (!vdef(EYESEP)) {
427	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
428	+	&org[0], &lim[0], &org[1], &lim[1],
429	+	&org[2], &lim[2]) != 6)
430	+	badvalue(ZONE);
431	+	sprintf(buf, "%f",
432	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
433	+	vval(EYESEP) = savqstr(buf);
434	+	vdef(EYESEP)++;
435	+	}
436		if (!vdef(INDIRECT)) {
437		vval(INDIRECT) = "0";
438		vdef(INDIRECT)++;
#	Line 480 | Line 449 | setdefaults()                  /* set default values for unassigned v
449		vval(PICTURE) = radname;
450		vdef(PICTURE)++;
451		}
452	<	if (!vdef(VIEW)) {
453	<	vval(VIEW) = "X";
454	<	vdef(VIEW)++;
452	>	if (!vdef(VIEWS)) {
453	>	vval(VIEWS) = "X";
454	>	vdef(VIEWS)++;
455		}
456		if (!vdef(DETAIL)) {
457		vval(DETAIL) = "M";
#	Line 499 | Line 468 | setdefaults()                  /* set default values for unassigned v
468		}
469
470
471	<	printvals()                     /* print variable values */
471	>	static void
472	>	oconv(void)                             /* run oconv and mkillum if necessary */
473		{
474	<	register int    i, j;
474	>	static char     illumtmp[] = "ilXXXXXX";
475	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
476
477	<	for (i = 0; i < NVARS; i++)
478	<	for (j = 0; j < vdef(i); j++)
479	<	printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
480	<	fflush(stdout);
481	<	}
482	<
483	<
484	<	oconv()                         /* run oconv if necessary */
485	<	{
486	<	char    combuf[512], ocopts[64];
487	<
488	<	if (octreedate >= scenedate)    /* check dates */
477	>	oconvopts(ocopts);              /* get options */
478	>	if (octreedate < scenedate) {   /* check date on original octree */
479	>	if (touchonly && octreedate)
480	>	touch(vval(OCTREE));
481	>	else {                          /* build command */
482	>	if (vdef(MATERIAL))
483	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
484	>	vval(MATERIAL), vval(SCENE),
485	>	vval(OCTREE));
486	>	else
487	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
488	>	vval(SCENE), vval(OCTREE));
489	>
490	>	if (runcom(combuf)) {           /* run it */
491	>	fprintf(stderr,
492	>	"%s: error generating octree\n\t%s removed\n",
493	>	progname, vval(OCTREE));
494	>	unlink(vval(OCTREE));
495	>	quit(1);
496	>	}
497	>	}
498	>	octreedate = time((time_t *)NULL);
499	>	if (octreedate < scenedate)     /* in case clock is off */
500	>	octreedate = scenedate;
501	>	}
502	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
503	>	oct1date = octreedate > matdate ? octreedate : matdate;
504	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
505	>	& (oct1date >= illumdate))      /* all done */
506		return;
507	<	/* build command */
508	<	oconvopts(ocopts);
509	<	if (vdef(MATERIAL))
510	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
511	<	vval(MATERIAL), vval(SCENE), vval(OCTREE));
512	<	else
513	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
514	<	vval(SCENE), vval(OCTREE));
515	<
516	<	if (runcom(combuf)) {           /* run it */
517	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
518	<	progname, vval(OCTREE));
519	<	unlink(vval(OCTREE));
520	<	exit(1);
507	>	/* make octree0 */
508	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
509	>	if (touchonly && oct0date)
510	>	touch(oct0name);
511	>	else {                          /* build command */
512	>	if (octreedate)
513	>	sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
514	>	vval(OCTREE), vval(ILLUM), oct0name);
515	>	else if (vdef(MATERIAL))
516	>	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
517	>	vval(MATERIAL), vval(ILLUM), oct0name);
518	>	else
519	>	sprintf(combuf, "oconv%s %s > %s", ocopts,
520	>	vval(ILLUM), oct0name);
521	>	if (runcom(combuf)) {           /* run it */
522	>	fprintf(stderr,
523	>	"%s: error generating octree\n\t%s removed\n",
524	>	progname, oct0name);
525	>	unlink(oct0name);
526	>	quit(1);
527	>	}
528	>	}
529	>	oct0date = time((time_t *)NULL);
530	>	if (oct0date < octreedate)      /* in case clock is off */
531	>	oct0date = octreedate;
532	>	if (oct0date < illumdate)       /* ditto */
533	>	oct0date = illumdate;
534	>	}
535	>	if (touchonly && oct1date)
536	>	touch(oct1name);
537	>	else {
538	>	mkillumopts(mkopts);            /* build mkillum command */
539	>	mktemp(illumtmp);
540	>	sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
541	>	oct0name, vval(ILLUM), illumtmp);
542	>	if (runcom(combuf)) {                   /* run it */
543	>	fprintf(stderr, "%s: error running mkillum\n",
544	>	progname);
545	>	unlink(illumtmp);
546	>	quit(1);
547	>	}
548	>	/* make octree1 (frozen) */
549	>	if (octreedate)
550	>	sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
551	>	vval(OCTREE), illumtmp, oct1name);
552	>	else if (vdef(MATERIAL))
553	>	sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
554	>	vval(MATERIAL), illumtmp, oct1name);
555	>	else
556	>	sprintf(combuf, "oconv%s -f %s > %s", ocopts,
557	>	illumtmp, oct1name);
558	>	if (runcom(combuf)) {           /* run it */
559	>	fprintf(stderr,
560	>	"%s: error generating octree\n\t%s removed\n",
561	>	progname, oct1name);
562	>	unlink(oct1name);
563	>	unlink(illumtmp);
564	>	quit(1);
565	>	}
566	>	rmfile(illumtmp);
567		}
568	<	octreedate = time(0);
568	>	oct1date = time((time_t *)NULL);
569	>	if (oct1date < oct0date)        /* in case clock is off */
570	>	oct1date = oct0date;
571		}
572
573
574	<	char *
575	<	addarg(op, arg)                         /* add argument and advance pointer */
576	<	register char   *op, *arg;
574	>	static char *
575	>	addarg(                         /* add argument and advance pointer */
576	>	register char   *op,
577	>	register char   *arg
578	>	)
579		{
580		*op = ' ';
581	<	while (*++op = *arg++)
581	>	while ( (*++op = *arg++) )
582		;
583		return(op);
584		}
585
586
587	<	oconvopts(oo)                           /* get oconv options */
588	<	register char   *oo;
587	>	static void
588	>	oconvopts(                              /* get oconv options */
589	>	register char   *oo
590	>	)
591		{
592		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
593
#	Line 557 | Line 597 | register char  *oo;
597		}
598
599
600	<	checkambfile()                  /* check date on ambient file */
600	>	static void
601	>	mkillumopts(                            /* get mkillum options */
602	>	char    *mo
603	>	)
604		{
605	<	long    afdate;
605	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
606
607	<	if (vdef(AMBFILE)) {
608	<	afdate = fdate(vval(AMBFILE));
609	<	if (afdate >= 0 & octreedate > afdate)
607	>	if (nprocs > 1) {
608	>	sprintf(mo, " -n %d", nprocs);
609	>	while (*mo)
610	>	mo++;
611	>	} else
612	>	*mo = '\0';
613	>	if (vdef(MKILLUM))
614	>	addarg(mo, vval(MKILLUM));
615	>	}
616	>
617	>
618	>	static void
619	>	checkambfile(void)                      /* check date on ambient file */
620	>	{
621	>	time_t  afdate;
622	>
623	>	if (!vdef(AMBFILE))
624	>	return;
625	>	if (!(afdate = fdate(vval(AMBFILE))))
626	>	return;
627	>	if (oct1date > afdate) {
628	>	if (touchonly)
629	>	touch(vval(AMBFILE));
630	>	else
631		rmfile(vval(AMBFILE));
632		}
633		}
634
635
636	<	double
637	<	ambval()                                /* compute ambient value */
636	>	static double
637	>	ambval(void)                            /* compute ambient value */
638		{
639		if (vdef(EXPOSURE)) {
640		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
641	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
642	<	if (isdigit(vval(EXPOSURE)[0]) || vval(EXPOSURE)[0] == '.')
579	<	return(.5/atof(vval(EXPOSURE)));
580	<	badvalue(EXPOSURE);
641	>	return(.5/pow(2.,vflt(EXPOSURE)));
642	>	return(.5/vflt(EXPOSURE));
643		}
644		if (vlet(ZONE) == 'E')
645		return(10.);
646		if (vlet(ZONE) == 'I')
647		return(.01);
648		badvalue(ZONE);
649	+	return 0; /* pro forma return */
650		}
651
652
653	<	lowqopts(op)                            /* low quality rendering options */
654	<	register char   *op;
653	>	static void
654	>	renderopts(                     /* set rendering options */
655	>	char    *op,
656	>	char    *po
657	>	)
658		{
659	+	switch(vscale(QUALITY)) {
660	+	case LOW:
661	+	lowqopts(op, po);
662	+	break;
663	+	case MEDIUM:
664	+	medqopts(op, po);
665	+	break;
666	+	case HIGH:
667	+	hiqopts(op, po);
668	+	break;
669	+	}
670	+	}
671	+
672	+
673	+	static void
674	+	lowqopts(                       /* low quality rendering options */
675	+	register char   *op,
676	+	char    *po
677	+	)
678	+	{
679		double  d, org[3], siz[3];
680
681		*op = '\0';
682	+	*po = '\0';
683		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
684		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
685		badvalue(ZONE);
686		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
687	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
688	+	badvalue(ZONE);
689		getoctcube(org, &d);
690		d *= 3./(siz[0]+siz[1]+siz[2]);
691		switch (vscale(DETAIL)) {
692		case LOW:
693	<	op = addarg(op, "-ps 16 -dp 16");
694	<	sprintf(op, " -ar %d", (int)(4*d));
693	>	po = addarg(po, "-ps 16");
694	>	op = addarg(op, "-dp 64");
695	>	sprintf(op, " -ar %d", (int)(8*d));
696		op += strlen(op);
697		break;
698		case MEDIUM:
699	<	op = addarg(op, "-ps 8 -dp 32");
700	<	sprintf(op, " -ar %d", (int)(8*d));
699	>	po = addarg(po, "-ps 8");
700	>	op = addarg(op, "-dp 128");
701	>	sprintf(op, " -ar %d", (int)(16*d));
702		op += strlen(op);
703		break;
704		case HIGH:
705	<	op = addarg(op, "-ps 4 -dp 64");
706	<	sprintf(op, " -ar %d", (int)(16*d));
705	>	po = addarg(po, "-ps 4");
706	>	op = addarg(op, "-dp 256");
707	>	sprintf(op, " -ar %d", (int)(32*d));
708		op += strlen(op);
709		break;
710		}
711	<	op = addarg(op, "-pt .16");
711	>	po = addarg(po, "-pt .16");
712		if (vbool(PENUMBRAS))
713		op = addarg(op, "-ds .4");
714		else
715		op = addarg(op, "-ds 0");
716	<	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .7");
716	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
717		if (vdef(AMBFILE)) {
718		sprintf(op, " -af %s", vval(AMBFILE));
719		op += strlen(op);
#	Line 629 | Line 721 | register char  *op;
721		overture = 0;
722		switch (vscale(VARIABILITY)) {
723		case LOW:
724	<	op = addarg(op, "-aa .4 -ad 32");
724	>	op = addarg(op, "-aa .3 -ad 256");
725		break;
726		case MEDIUM:
727	<	op = addarg(op, "-aa .3 -ad 64");
727	>	op = addarg(op, "-aa .25 -ad 512");
728		break;
729		case HIGH:
730	<	op = addarg(op, "-aa .25 -ad 128");
730	>	op = addarg(op, "-aa .2 -ad 1024");
731		break;
732		}
733		op = addarg(op, "-as 0");
734		d = ambval();
735		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
736		op += strlen(op);
737	<	op = addarg(op, "-lr 3 -lw .02");
737	>	op = addarg(op, "-lr 6 -lw .01");
738		if (vdef(RENDER))
739		op = addarg(op, vval(RENDER));
740		}
741
742
743	<	medqopts(op)                            /* medium quality rendering options */
744	<	register char   *op;
743	>	static void
744	>	medqopts(                       /* medium quality rendering options */
745	>	register char   *op,
746	>	char    *po
747	>	)
748		{
749	<	double  d, org[3], siz[3];
749	>	double  d, org[3], siz[3], asz;
750
751		*op = '\0';
752	+	*po = '\0';
753		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
754		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
755		badvalue(ZONE);
756		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
757	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
758	+	badvalue(ZONE);
759		getoctcube(org, &d);
760	<	d *= 3./(siz[0]+siz[1]+siz[2]);
760	>	asz = (siz[0]+siz[1]+siz[2])/3.;
761	>	d /= asz;
762		switch (vscale(DETAIL)) {
763		case LOW:
764	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
765	<	op = addarg(op, "-dp 64");
766	<	sprintf(op, " -ar %d", (int)(8*d));
764	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
765	>	op = addarg(op, "-dp 256");
766	>	sprintf(op, " -ar %d", (int)(16*d));
767		op += strlen(op);
768	+	sprintf(op, " -ms %.2g", asz/20.);
769	+	op += strlen(op);
770		break;
771		case MEDIUM:
772	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
773	<	op = addarg(op, "-dp 128");
774	<	sprintf(op, " -ar %d", (int)(16*d));
772	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
773	>	op = addarg(op, "-dp 512");
774	>	sprintf(op, " -ar %d", (int)(32*d));
775		op += strlen(op);
776	+	sprintf(op, " -ms %.2g", asz/40.);
777	+	op += strlen(op);
778		break;
779		case HIGH:
780	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
781	<	op = addarg(op, "-dp 256");
782	<	sprintf(op, " -ar %d", (int)(32*d));
780	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
781	>	op = addarg(op, "-dp 1024");
782	>	sprintf(op, " -ar %d", (int)(64*d));
783		op += strlen(op);
784	+	sprintf(op, " -ms %.2g", asz/80.);
785	+	op += strlen(op);
786		break;
787		}
788	<	op = addarg(op, "-pt .08");
788	>	po = addarg(po, "-pt .08");
789		if (vbool(PENUMBRAS))
790	<	op = addarg(op, "-ds .2 -dj .35");
790	>	op = addarg(op, "-ds .2 -dj .5");
791		else
792		op = addarg(op, "-ds .3");
793	<	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .15");
794	<	if (overture = vint(INDIRECT)) {
793	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
794	>	if ( (overture = vint(INDIRECT)) ) {
795		sprintf(op, " -ab %d", overture);
796		op += strlen(op);
797		}
#	Line 697 | Line 802 | register char  *op;
802		overture = 0;
803		switch (vscale(VARIABILITY)) {
804		case LOW:
805	<	op = addarg(op, "-aa .25 -ad 128 -as 0");
805	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
806		break;
807		case MEDIUM:
808	<	op = addarg(op, "-aa .2 -ad 300 -as 64");
808	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
809		break;
810		case HIGH:
811	<	op = addarg(op, "-aa .15 -ad 500 -as 128");
811	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
812		break;
813		}
814		d = ambval();
815		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
816		op += strlen(op);
817	<	op = addarg(op, "-lr 6 -lw .002");
817	>	op = addarg(op, "-lr 8 -lw .002");
818		if (vdef(RENDER))
819		op = addarg(op, vval(RENDER));
820		}
821
822
823	<	hiqopts(op)                             /* high quality rendering options */
824	<	register char   *op;
823	>	static void
824	>	hiqopts(                                /* high quality rendering options */
825	>	register char   *op,
826	>	char    *po
827	>	)
828		{
829	<	double  d, org[3], siz[3];
829	>	double  d, org[3], siz[3], asz;
830
831		*op = '\0';
832	+	*po = '\0';
833		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
834		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
835		badvalue(ZONE);
836		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
837	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
838	+	badvalue(ZONE);
839		getoctcube(org, &d);
840	<	d *= 3./(siz[0]+siz[1]+siz[2]);
840	>	asz = (siz[0]+siz[1]+siz[2])/3.;
841	>	d /= asz;
842		switch (vscale(DETAIL)) {
843		case LOW:
844	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
845	<	op = addarg(op, "-dp 256");
846	<	sprintf(op, " -ar %d", (int)(16*d));
844	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
845	>	op = addarg(op, "-dp 1024");
846	>	sprintf(op, " -ar %d", (int)(32*d));
847		op += strlen(op);
848	+	sprintf(op, " -ms %.2g", asz/40.);
849	+	op += strlen(op);
850		break;
851		case MEDIUM:
852	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
853	<	op = addarg(op, "-dp 512");
854	<	sprintf(op, " -ar %d", (int)(32*d));
852	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
853	>	op = addarg(op, "-dp 2048");
854	>	sprintf(op, " -ar %d", (int)(64*d));
855		op += strlen(op);
856	+	sprintf(op, " -ms %.2g", asz/80.);
857	+	op += strlen(op);
858		break;
859		case HIGH:
860	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
861	<	op = addarg(op, "-dp 1024");
862	<	sprintf(op, " -ar %d", (int)(64*d));
860	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
861	>	op = addarg(op, "-dp 4096");
862	>	sprintf(op, " -ar %d", (int)(128*d));
863		op += strlen(op);
864	+	sprintf(op, " -ms %.2g", asz/160.);
865	+	op += strlen(op);
866		break;
867		}
868	<	op = addarg(op, "-pt .04");
868	>	po = addarg(po, "-pt .04");
869		if (vbool(PENUMBRAS))
870	<	op = addarg(op, "-ds .1 -dj .7");
870	>	op = addarg(op, "-ds .1 -dj .65");
871		else
872		op = addarg(op, "-ds .2");
873	<	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .03");
873	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
874		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
875		op += strlen(op);
876		if (vdef(AMBFILE)) {
#	Line 762 | Line 880 | register char  *op;
880		overture = 0;
881		switch (vscale(VARIABILITY)) {
882		case LOW:
883	<	op = addarg(op, "-aa .15 -ad 200 -as 0");
883	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
884		break;
885		case MEDIUM:
886	<	op = addarg(op, "-aa .125 -ad 512 -as 128");
886	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
887		break;
888		case HIGH:
889	<	op = addarg(op, "-aa .08 -ad 850 -as 256");
889	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
890		break;
891		}
892		d = ambval();
#	Line 780 | Line 898 | register char  *op;
898		}
899
900
901	<	xferopts(ro)                            /* transfer options if indicated */
902	<	char    *ro;
901	>	static void
902	>	xferopts(                               /* transfer options if indicated */
903	>	char    *ro
904	>	)
905		{
906		int     fd, n;
907	+	register char   *cp;
908
909		n = strlen(ro);
910		if (n < 2)
911		return;
912		if (vdef(OPTFILE)) {
913	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1)
913	>	for (cp = ro; cp[1]; cp++)
914	>	if (isspace(cp[1]) && (cp[2] == '@' ||
915	>	(cp[2] == '-' && isalpha(cp[3]))))
916	>	*cp = '\n';
917	>	else
918	>	*cp = cp[1];
919	>	*cp = '\n';
920	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
921	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
922		syserr(vval(OPTFILE));
923	<	if (write(fd, ro+1, n-1) != n-1)
795	<	syserr(vval(OPTFILE));
796	<	write(fd, "\n", 1);
797	<	close(fd);
798	<	sprintf(ro, " \"^%s\"", vval(OPTFILE));
923	>	sprintf(ro, " @%s", vval(OPTFILE));
924		}
925	<	#ifdef MSDOS
925	>	#ifdef _WIN32
926		else if (n > 50) {
927		setenv("ROPT", ro+1);
928		strcpy(ro, " $ROPT");
#	Line 806 | Line 931 | char   *ro;
931		}
932
933
934	<	pfiltopts(po)                           /* get pfilt options */
935	<	register char   *po;
934	>	static void
935	>	pfiltopts(                              /* get pfilt options */
936	>	register char   *po
937	>	)
938		{
939		*po = '\0';
940		if (vdef(EXPOSURE)) {
941		po = addarg(po, "-1 -e");
942		po = addarg(po, vval(EXPOSURE));
943		}
944	<	if (vscale(QUALITY) == HIGH)
945	<	po = addarg(po, "-r .65");
944	>	switch (vscale(QUALITY)) {
945	>	case MEDIUM:
946	>	po = addarg(po, "-r .6");
947	>	break;
948	>	case HIGH:
949	>	po = addarg(po, "-m .25");
950	>	break;
951	>	}
952		if (vdef(PFILT))
953		po = addarg(po, vval(PFILT));
954		}
955
956
957	<	matchword(s1, s2)                       /* match white-delimited words */
958	<	register char   *s1, *s2;
957	>	static int
958	>	matchword(                      /* match white-delimited words */
959	>	register char   *s1,
960	>	register char   *s2
961	>	)
962		{
963		while (isspace(*s1)) s1++;
964		while (isspace(*s2)) s2++;
#	Line 833 | Line 969 | register char  *s1, *s2;
969		}
970
971
972	<	char *
973	<	specview(vs)                            /* get proper view spec from vs */
974	<	register char   *vs;
972	>	static char *
973	>	specview(                               /* get proper view spec from vs */
974	>	register char   *vs
975	>	)
976		{
977		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
978		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
#	Line 845 | Line 982 | register char  *vs;
982		register int    i;
983		double  cent[3], dim[3], mult, d;
984
985	<	if (*vs == '-')
985	>	if (vs == NULL || *vs == '-')
986		return(vs);
987		upax = 0;                       /* get the up vector */
988		if (vdef(UP)) {
#	Line 853 | Line 990 | register char  *vs;
990		upax = 1-'X'+UPPER(vval(UP)[1]);
991		else
992		upax = 1-'X'+vlet(UP);
993	<	if (upax < 1 | upax > 3)
993	>	if ((upax < 1) | (upax > 3))
994		badvalue(UP);
995		if (vval(UP)[0] == '-')
996		upax = -upax;
#	Line 875 | Line 1012 | register char  *vs;
1012		} else if (*vs == 'z') {
1013		zpos = -1; vs++;
1014		}
1015	<	viewtype = 'v';
1016	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1015	>	switch (*vs) {
1016	>	case VT_PER:
1017	>	case VT_PAR:
1018	>	case VT_ANG:
1019	>	case VT_HEM:
1020	>	case VT_PLS:
1021	>	case VT_CYL:
1022		viewtype = *vs++;
1023	+	break;
1024	+	default:
1025	+	viewtype = VT_PER;
1026	+	break;
1027	+	}
1028		cp = viewopts;
1029		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1030		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 887 | Line 1034 | register char  *vs;
1034		badvalue(ZONE);
1035		for (i = 0; i < 3; i++) {
1036		dim[i] -= cent[i];
1037	+	if (dim[i] <= FTINY)
1038	+	badvalue(ZONE);
1039		cent[i] += .5*dim[i];
1040		}
1041		mult = vlet(ZONE)=='E' ? 2. : .45 ;
#	Line 917 | Line 1066 | register char  *vs;
1066		}
1067		cp = addarg(cp, vup[upax+3]);
1068		switch (viewtype) {
1069	<	case 'v':
1069	>	case VT_PER:
1070		cp = addarg(cp, "-vh 45 -vv 45");
1071		break;
1072	<	case 'l':
1072	>	case VT_PAR:
1073		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1074		sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1075		cp += strlen(cp);
1076		break;
1077	<	case 'a':
1078	<	case 'h':
1077	>	case VT_ANG:
1078	>	case VT_HEM:
1079	>	case VT_PLS:
1080		cp = addarg(cp, "-vh 180 -vv 180");
1081		break;
1082	+	case VT_CYL:
1083	+	cp = addarg(cp, "-vh 180 -vv 90");
1084	+	break;
1085		}
1086		} else {
1087		while (!isspace(*vs))           /* else skip id */
#	Line 939 | Line 1092 | register char  *vs;
1092		cp += strlen(cp);
1093		}
1094		}
1095	<	strcpy(cp, vs);                 /* append any additional options */
1096	<	#ifdef MSDOS
1095	>	if (cp == viewopts)             /* append any additional options */
1096	>	vs++;           /* skip prefixed space if unneeded */
1097	>	strcpy(cp, vs);
1098	>	#ifdef _WIN32
1099		if (strlen(viewopts) > 40) {
1100		setenv("VIEW", viewopts);
1101		return("$VIEW");
#	Line 950 | Line 1105 | register char  *vs;
1105		}
1106
1107
1108	<	char *
1109	<	getview(n, vn)                          /* get view n, or NULL if none */
1110	<	int     n;
1111	<	char    *vn;            /* returned view name */
1108	>	static char *
1109	>	getview(                                /* get view n, or NULL if none */
1110	>	int     n,
1111	>	char    *vn             /* returned view name */
1112	>	)
1113		{
1114	<	register char   *mv = NULL;
1114	>	register char   *mv;
1115
1116		if (viewselect != NULL) {               /* command-line selected */
1117		if (n)                          /* only do one */
#	Line 970 | Line 1126 | char   *vn;            /* returned view name */
1126		;
1127		*vn = '\0';
1128		}
1129	+	/* view number? */
1130	+	if (isint(viewselect))
1131	+	return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1132		/* check list */
1133	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1133	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1134		if (matchword(viewselect, mv))
1135		return(specview(mv));
1136		return(specview(viewselect));   /* standard view? */
1137		}
1138	<	mv = nvalue(vv+VIEW, n);                /* use view n */
1139	<	if (vn != NULL & mv != NULL) {
1140	<	if (*mv != '-')
1141	<	while (*mv && !isspace(*mv))
1142	<	*vn++ = *mv++;
1138	>	mv = nvalue(VIEWS, n);          /* use view n */
1139	>	if ((vn != NULL) & (mv != NULL)) {
1140	>	register char   *mv2 = mv;
1141	>	if (*mv2 != '-')
1142	>	while (*mv2 && !isspace(*mv2))
1143	>	*vn++ = *mv2++;
1144		*vn = '\0';
1145		}
1146		return(specview(mv));
1147		}
1148
1149
1150	<	rview(opts)                             /* run rview with first view */
1151	<	char    *opts;
1150	>	static int
1151	>	myprintview(                    /* print out selected view */
1152	>	register char   *vopts,
1153	>	FILE    *fp
1154	>	)
1155		{
1156	<	char    combuf[512];
1156	>	VIEW    vwr;
1157	>	char    buf[128];
1158	>	register char   *cp;
1159	>	#ifdef _WIN32
1160	>	/* XXX Should we allow something like this for all platforms? */
1161	>	/* XXX Or is it still required at all? */
1162	>	again:
1163	>	#endif
1164	>	if (vopts == NULL)
1165	>	return(-1);
1166	>	#ifdef _WIN32
1167	>	if (vopts[0] == '$') {
1168	>	vopts = getenv(vopts+1);
1169	>	goto again;
1170	>	}
1171	>	#endif
1172	>	vwr = stdview;
1173	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1174	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1175	>	*atos(buf, sizeof(buf), cp += 4)) {
1176	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1177	>	sscanview(&vwr, cp);            /* reset tail */
1178	>	}
1179	>	fputs(VIEWSTR, fp);
1180	>	fprintview(&vwr, fp);                   /* print full spec. */
1181	>	fputc('\n', fp);
1182	>	return(0);
1183	>	}
1184	>
1185	>
1186	>	static void
1187	>	rvu(                            /* run rvu with first view */
1188	>	char    *opts,
1189	>	char    *po
1190	>	)
1191	>	{
1192	>	char    *vw;
1193	>	char    combuf[PATH_MAX];
1194		/* build command */
1195	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1195	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1196	>	return;
1197	>	if (sayview)
1198	>	myprintview(vw, stdout);
1199	>	sprintf(combuf, "rvu %s%s%s -R %s ", vw, po, opts, rifname);
1200	>	if (nprocs > 1)
1201	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1202		if (rvdevice != NULL)
1203		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1204	<	strcat(combuf, vval(OCTREE));
1204	>	if (vdef(EXPOSURE))
1205	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1206	>	strcat(combuf, oct1name);
1207		if (runcom(combuf)) {           /* run it */
1208	<	fprintf(stderr, "%s: error running rview\n", progname);
1209	<	exit(1);
1208	>	fprintf(stderr, "%s: error running rvu\n", progname);
1209	>	quit(1);
1210		}
1211		}
1212
1213
1214	<	rpict(opts)                             /* run rpict and pfilt for each view */
1215	<	char    *opts;
1214	>	static void
1215	>	rpict(                          /* run rpict and pfilt for each view */
1216	>	char    *opts,
1217	>	char    *po
1218	>	)
1219		{
1220	<	char    combuf[1024];
1221	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1220	>	char    combuf[PATH_MAX];
1221	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1222	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1223	>	char    rppopt[128], *pfile = NULL;
1224		char    pfopts[128];
1225		char    vs[32], *vw;
1226		int     vn, mult;
1227	+	FILE    *fp;
1228	+	time_t  rfdt, pfdt;
1229		/* get pfilt options */
1230		pfiltopts(pfopts);
1231		/* get resolution, reporting */
1232	<	mult = vscale(QUALITY)+1;
1232	>	switch (vscale(QUALITY)) {
1233	>	case LOW:
1234	>	mult = 1;
1235	>	break;
1236	>	case MEDIUM:
1237	>	mult = 2;
1238	>	break;
1239	>	case HIGH:
1240	>	mult = 3;
1241	>	break;
1242	>	}
1243		{
1244		int     xres, yres;
1245		double  aspect;
#	Line 1041 | Line 1266 | char   *opts;
1266		else
1267		badvalue(REPORT);
1268		}
1269	<	/* do each view */
1270	<	vn = 0;
1269	>	/* set up parallel rendering */
1270	>	if ((nprocs > 1) & (!vdef(ZFILE))) {
1271	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1272	>	pfile = rppopt+9;
1273	>	if (mktemp(pfile) == NULL)
1274	>	pfile = NULL;
1275	>	}
1276	>	vn = 0;                                 /* do each view */
1277		while ((vw = getview(vn++, vs)) != NULL) {
1278	+	if (sayview)
1279	+	myprintview(vw, stdout);
1280		if (!vs[0])
1281		sprintf(vs, "%d", vn);
1282	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1282	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1283	>	if (vdef(ZFILE))
1284	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1285	>	else
1286	>	zopt[0] = '\0';
1287		/* check date on picture */
1288	<	if (fdate(picfile) > octreedate)
1288	>	pfdt = fdate(picfile);
1289	>	if (pfdt >= oct1date)
1290		continue;
1291	+	/* get raw file name */
1292	+	sprintf(rawfile, "%s_%s.unf",
1293	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1294	+	rfdt = fdate(rawfile);
1295	+	if (touchonly) {                /* update times only */
1296	+	if (rfdt) {
1297	+	if (rfdt < oct1date)
1298	+	touch(rawfile);
1299	+	} else if (pfdt && pfdt < oct1date)
1300	+	touch(picfile);
1301	+	continue;
1302	+	}
1303	+	if (next_process()) {           /* parallel running? */
1304	+	if (pfile != NULL)
1305	+	sleep(20);
1306	+	continue;
1307	+	}
1308	+	/* XXX Remember to call finish_process() */
1309		/* build rpict command */
1310	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1311	<	if (fdate(rawfile) > octreedate)        /* recover */
1312	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1313	<	rep, opts, rawfile, vval(OCTREE));
1314	<	else {
1310	>	if (rfdt >= oct1date) {         /* recover */
1311	>	sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1312	>	rep, po, opts, zopt, rawfile, oct1name);
1313	>	if (runcom(combuf))     /* run rpict */
1314	>	goto rperror;
1315	>	} else {
1316		if (overture) {         /* run overture calculation */
1317		sprintf(combuf,
1318		"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1319		rep, vw, opts,
1320	<	vval(OCTREE), overfile);
1320	>	oct1name, overfile);
1321		if (runcom(combuf)) {
1322		fprintf(stderr,
1323		"%s: error in overture for view %s\n",
1324		progname, vs);
1325	<	exit(1);
1325	>	quit(1);
1326		}
1327	<	#ifdef NIX
1327	>	#ifndef NULL_DEVICE
1328		rmfile(overfile);
1329		#endif
1330		}
1331	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1332	<	rep, vw, res, opts,
1333	<	vval(OCTREE), rawfile);
1331	>	sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1332	>	rep, vw, res, po, opts,
1333	>	zopt, oct1name, rawfile);
1334	>	if (pfile != NULL && inchild()) {
1335	>	/* rpict persistent mode */
1336	>	if (!silent)
1337	>	printf("\t%s\n", combuf);
1338	>	fflush(stdout);
1339	>	sprintf(combuf, "rpict%s %s %s%s%s %s > %s",
1340	>	rep, rppopt, res, po, opts,
1341	>	oct1name, rawfile);
1342	>	fp = popen(combuf, "w");
1343	>	if (fp == NULL)
1344	>	goto rperror;
1345	>	myprintview(vw, fp);
1346	>	if (pclose(fp))
1347	>	goto rperror;
1348	>	} else {                /* rpict normal mode */
1349	>	if (runcom(combuf))
1350	>	goto rperror;
1351	>	}
1352		}
1353	<	if (runcom(combuf)) {           /* run rpict */
1079	<	fprintf(stderr, "%s: error rendering view %s\n",
1080	<	progname, vs);
1081	<	exit(1);
1082	<	}
1353	>	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1354		/* build pfilt command */
1355	<	if (mult > 1)
1356	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1355	>	if (mult > 1)
1356	>	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1357		pfopts, mult, mult, rawfile, picfile);
1358	<	else
1359	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1360	<	rawfile, picfile);
1361	<	if (runcom(combuf)) {           /* run pfilt */
1362	<	fprintf(stderr,
1363	<	"%s: error filtering view %s\n\t%s removed\n",
1364	<	progname, vs, picfile);
1365	<	unlink(picfile);
1366	<	exit(1);
1358	>	else
1359	>	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1360	>	rawfile, picfile);
1361	>	if (runcom(combuf)) {   /* run pfilt */
1362	>	fprintf(stderr,
1363	>	"%s: error filtering view %s\n\t%s removed\n",
1364	>	progname, vs, picfile);
1365	>	unlink(picfile);
1366	>	quit(1);
1367	>	}
1368		}
1369	<	/* remove raw file */
1370	<	rmfile(rawfile);
1369	>	/* remove/rename raw file */
1370	>	if (vdef(RAWFILE)) {
1371	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1372	>	mvfile(rawfile, combuf);
1373	>	} else
1374	>	rmfile(rawfile);
1375	>	finish_process();               /* exit if child */
1376		}
1377	+	wait_process(1);                /* wait for children to finish */
1378	+	if (pfile != NULL) {            /* clean up rpict persistent mode */
1379	+	RT_PID  pid;
1380	+	fp = fopen(pfile, "r");
1381	+	if (fp != NULL) {
1382	+	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1383	+	kill(pid, 1) < 0)
1384	+	unlink(pfile);
1385	+	fclose(fp);
1386	+	}
1387	+	}
1388	+	return;
1389	+	rperror:
1390	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1391	+	quit(1);
1392		}
1393
1394
1395	<	runcom(cs)                      /* run command */
1396	<	char    *cs;
1395	>	static int
1396	>	touch(                  /* update a file */
1397	>	char    *fn
1398	>	)
1399		{
1400	+	if (!silent)
1401	+	printf("\ttouch %s\n", fn);
1402	+	if (!nprocs)
1403	+	return(0);
1404	+	#ifdef notused
1405	+	if (access(fn, F_OK) == -1)             /* create it */
1406	+	if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1407	+	return(-1);
1408	+	#endif
1409	+	return(setfdate(fn, time((time_t *)NULL)));
1410	+	}
1411	+
1412	+
1413	+	static int
1414	+	runcom(                 /* run command */
1415	+	char    *cs
1416	+	)
1417	+	{
1418		if (!silent)            /* echo it */
1419		printf("\t%s\n", cs);
1420	<	if (noaction)
1420	>	if (!nprocs)
1421		return(0);
1422	<	fflush(stdout);         /* flush output and pass to shell */
1422	>	fflush(NULL);           /* flush output and pass to shell */
1423		return(system(cs));
1424		}
1425
1426
1427	<	rmfile(fn)                      /* remove a file */
1428	<	char    *fn;
1427	>	static int
1428	>	rmfile(                 /* remove a file */
1429	>	char    *fn
1430	>	)
1431		{
1432		if (!silent)
1433	<	#ifdef MSDOS
1434	<	printf("\tdel %s\n", fn);
1121	<	#else
1122	<	printf("\trm -f %s\n", fn);
1123	<	#endif
1124	<	if (noaction)
1433	>	printf("\t%s %s\n", DELCMD, fn);
1434	>	if (!nprocs)
1435		return(0);
1436		return(unlink(fn));
1437		}
1438
1439
1440	<	#ifdef MSDOS
1440	>	static int
1441	>	mvfile(         /* move a file */
1442	>	char    *fold,
1443	>	char    *fnew
1444	>	)
1445	>	{
1446	>	if (!silent)
1447	>	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1448	>	if (!nprocs)
1449	>	return(0);
1450	>	return(rename(fold, fnew));
1451	>	}
1452	>
1453	>
1454	>	#ifdef RHAS_FORK_EXEC
1455	>	static int
1456	>	next_process(void)                      /* fork the next process (max. nprocs) */
1457	>	{
1458	>	RT_PID  child_pid;
1459	>
1460	>	if (nprocs <= 1)
1461	>	return(0);              /* it's us or no one */
1462	>	if (inchild()) {
1463	>	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1464	>	progname);
1465	>	quit(1);
1466	>	}
1467	>	if (children_running >= nprocs)
1468	>	wait_process(0);        /* wait for someone to finish */
1469	>	fflush(NULL);                   /* flush output */
1470	>	child_pid = fork();             /* split process */
1471	>	if (child_pid == 0) {           /* we're the child */
1472	>	children_running = -1;
1473	>	return(0);
1474	>	}
1475	>	if (child_pid > 0) {            /* we're the parent */
1476	>	++children_running;
1477	>	return(1);
1478	>	}
1479	>	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1480	>	return(0);
1481	>	}
1482	>
1483	>	static void
1484	>	wait_process(                   /* wait for process(es) to finish */
1485	>	int     all
1486	>	)
1487	>	{
1488	>	int     ourstatus = 0, status;
1489	>	RT_PID  pid;
1490	>
1491	>	if (all)
1492	>	all = children_running;
1493	>	else if (children_running > 0)
1494	>	all = 1;
1495	>	while (all-- > 0) {
1496	>	pid = wait(&status);
1497	>	if (pid < 0)
1498	>	syserr(progname);
1499	>	status = status>>8 & 0xff;
1500	>	--children_running;
1501	>	if (status != 0) {      /* child's problem is our problem */
1502	>	if ((ourstatus == 0) & (children_running > 0))
1503	>	fprintf(stderr, "%s: waiting for remaining processes\n",
1504	>	progname);
1505	>	ourstatus = status;
1506	>	all = children_running;
1507	>	}
1508	>	}
1509	>	if (ourstatus != 0)
1510	>	quit(ourstatus);        /* bad status from child */
1511	>	}
1512	>	#else   /* ! RHAS_FORK_EXEC */
1513	>	static int
1514	>	next_process(void)
1515	>	{
1516	>	return(0);                      /* cannot start new process */
1517	>	}
1518	>	static void
1519	>	wait_process(all)
1520	>	int     all;
1521	>	{
1522	>	(void)all;                      /* no one to wait for */
1523	>	}
1524	>	int
1525	>	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1526	>	RT_PID pid;
1527	>	int sig;
1528	>	{
1529	>	return 0;
1530	>	}
1531	>	#endif  /* ! RHAS_FORK_EXEC */
1532	>
1533	>	static void
1534	>	finish_process(void)                    /* exit a child process */
1535	>	{
1536	>	if (!inchild())
1537	>	return;                 /* in parent -- noop */
1538	>	exit(0);
1539	>	}
1540	>
1541	>	#ifdef _WIN32
1542		setenv(vname, value)            /* set an environment variable */
1543		char    *vname, *value;
1544		{
#	Line 1139 | Line 1550 | char   *vname, *value;
1550		sprintf(evp, "%s=%s", vname, value);
1551		if (putenv(evp) != 0) {
1552		fprintf(stderr, "%s: out of environment space\n", progname);
1553	<	exit(1);
1553	>	quit(1);
1554		}
1555		if (!silent)
1556		printf("set %s\n", evp);
#	Line 1147 | Line 1558 | char   *vname, *value;
1558		#endif
1559
1560
1561	<	badvalue(vc)                    /* report bad variable value and exit */
1562	<	int     vc;
1561	>	static void
1562	>	badvalue(                       /* report bad variable value and exit */
1563	>	int     vc
1564	>	)
1565		{
1566		fprintf(stderr, "%s: bad value for variable '%s'\n",
1567		progname, vnam(vc));
1568	<	exit(1);
1568	>	quit(1);
1569		}
1570
1571
1572	<	syserr(s)                       /* report a system error and exit */
1573	<	char    *s;
1572	>	static void
1573	>	syserr(                 /* report a system error and exit */
1574	>	char    *s
1575	>	)
1576		{
1577		perror(s);
1578	<	exit(1);
1578	>	quit(1);
1579	>	}
1580	>
1581	>
1582	>	void
1583	>	quit(ec)                        /* exit program */
1584	>	int     ec;
1585	>	{
1586	>	exit(ec);
1587		}

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