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

Comparing ray/src/util/rad.c (file contents):
Revision 2.5 by greg, Sat Mar 13 09:33:17 1993 UTC vs.
Revision 2.135 by greg, Sat Jun 7 05:09:46 2025 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	+	#include <signal.h>
13
14	+	#include "platform.h"
15	+	#include "rtprocess.h"
16	+	#include "view.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	>	#if defined(_WIN32) || defined(_WIN64)
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	>	#include <signal.h>
28	>	#endif
29
30	<	int     onevalue(), catvalues();
31	<
32	<	/* variables */
33	<	#define OBJECT          0               /* object files */
34	<	#define SCENE           1               /* scene files */
35	<	#define MATERIAL        2               /* material files */
36	<	#define RENDER          3               /* rendering options */
37	<	#define OCONV           4               /* oconv options */
38	<	#define PFILT           5               /* pfilt options */
39	<	#define VIEW            6               /* view(s) for picture(s) */
40	<	#define ZONE            7               /* simulation zone */
41	<	#define QUALITY         8               /* desired rendering quality */
42	<	#define OCTREE          9               /* octree file name */
37	<	#define PICTURE         10              /* picture file name */
38	<	#define AMBFILE         11              /* ambient file name */
30	>	/* variables (alphabetical by name) */
31	>	#define AMBFILE         0               /* ambient file name */
32	>	#define DETAIL          1               /* level of scene detail */
33	>	#define EXPOSURE        2               /* picture exposure setting */
34	>	#define EYESEP          3               /* interocular distance */
35	>	#define ILLUM           4               /* mkillum input files */
36	>	#define INDIRECT        5               /* indirection in lighting */
37	>	#define MATERIAL        6               /* material files */
38	>	#define MKILLUM         7               /* mkillum options */
39	>	#define MKPMAP          8               /* mkpmap options */
40	>	#define OBJECT          9               /* object files */
41	>	#define OCONV           10              /* oconv options */
42	>	#define OCTREE          11              /* octree file name */
43		#define OPTFILE         12              /* rendering options file */
44	<	#define EXPOSURE        13              /* picture exposure setting */
45	<	#define RESOLUTION      14              /* maximum picture resolution */
46	<	#define UP              15              /* view up (X, Y or Z) */
47	<	#define INDIRECT        16              /* indirection in lighting */
48	<	#define DETAIL          17              /* level of scene detail */
49	<	#define PENUMBRAS       18              /* shadow penumbras are desired */
50	<	#define VARIABILITY     19              /* level of light variability */
51	<	#define REPORT          20              /* report frequency and errfile */
44	>	#define PCMAP           13              /* caustic photon map */
45	>	#define PENUMBRAS       14              /* shadow penumbras are desired */
46	>	#define PFILT           15              /* pfilt options */
47	>	#define PGMAP           16              /* global photon map */
48	>	#define PICTURE         17              /* picture file root name */
49	>	#define QUALITY         18              /* desired rendering quality */
50	>	#define RAWFILE         19              /* raw picture file root name */
51	>	#define RENDER          20              /* rendering options */
52	>	#define REPORT          21              /* report frequency and errfile */
53	>	#define RESOLUTION      22              /* maximum picture resolution */
54	>	#define RPICT           23              /* rpict parameters */
55	>	#define RVU             24              /* rvu parameters */
56	>	#define SCENE           25              /* scene files */
57	>	#define UP              26              /* view up (X, Y or Z) */
58	>	#define VARIABILITY     27              /* level of light variability */
59	>	#define VIEWS           28              /* view(s) for picture(s) */
60	>	#define ZFILE           29              /* distance file root name */
61	>	#define ZONE            30              /* simulation zone */
62		/* total number of variables */
63	<	#define NVARS           21
63	>	int NVARS = 31;
64
65	<	VARIABLE        vv[NVARS] = {           /* variable-value pairs */
66	<	{"objects",     3,      0,      NULL,   catvalues},
67	<	{"scene",       3,      0,      NULL,   catvalues},
65	>	VARIABLE        vv[] = {                /* variable-value pairs */
66	>	{"AMBFILE",     3,      0,      NULL,   strvalue},
67	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
68	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
69	>	{"EYESEP",      3,      0,      NULL,   fltvalue},
70	>	{"illum",       3,      0,      NULL,   catvalues},
71	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
72		{"materials",   3,      0,      NULL,   catvalues},
73	<	{"render",      3,      0,      NULL,   catvalues},
73	>	{"mkillum",     3,      0,      NULL,   catvalues},
74	>	{"mkpmap",      3,      0,      NULL,   catvalues},
75	>	{"objects",     3,      0,      NULL,   catvalues},
76		{"oconv",       3,      0,      NULL,   catvalues},
77	+	{"OCTREE",      3,      0,      NULL,   strvalue},
78	+	{"OPTFILE",     3,      0,      NULL,   strvalue},
79	+	{"PCMAP",       2,      0,      NULL,   strvalue},
80	+	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
81		{"pfilt",       2,      0,      NULL,   catvalues},
82	<	{"view",        2,      0,      NULL,   NULL},
83	<	{"ZONE",        2,      0,      NULL,   onevalue},
84	<	{"QUALITY",     3,      0,      NULL,   onevalue},
85	<	{"OCTREE",      3,      0,      NULL,   onevalue},
86	<	{"PICTURE",     3,      0,      NULL,   onevalue},
87	<	{"AMBFILE",     3,      0,      NULL,   onevalue},
64	<	{"OPTFILE",     3,      0,      NULL,   onevalue},
65	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
82	>	{"PGMAP",       2,      0,      NULL,   strvalue},
83	>	{"PICTURE",     3,      0,      NULL,   strvalue},
84	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
85	>	{"RAWFILE",     3,      0,      NULL,   strvalue},
86	>	{"render",      3,      0,      NULL,   catvalues},
87	>	{"REPORT",      3,      0,      NULL,   onevalue},
88		{"RESOLUTION",  3,      0,      NULL,   onevalue},
89	+	{"rpict",       3,      0,      NULL,   catvalues},
90	+	{"rvu",         3,      0,      NULL,   catvalues},
91	+	{"scene",       3,      0,      NULL,   catvalues},
92		{"UP",          2,      0,      NULL,   onevalue},
93	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
94	<	{"DETAIL",      3,      0,      NULL,   onevalue},
95	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
96	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
72	<	{"REPORT",      3,      0,      NULL,   onevalue},
93	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
94	>	{"view",        2,      0,      NULL,   NULL},
95	>	{"ZFILE",       2,      0,      NULL,   strvalue},
96	>	{"ZONE",        2,      0,      NULL,   onevalue},
97		};
98
99	<	VARIABLE        *matchvar();
100	<	char    *nvalue();
101	<	int     vscale();
99	>	/* overture calculation file */
100	>	#ifdef NULL_DEVICE
101	>	char    overfile[] = NULL_DEVICE;
102	>	#else
103	>	char    overfile[] = "overture.unf";
104	>	#endif
105
79	–	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
106
107	<	#define vnam(vc)        (vv[vc].name)
108	<	#define vdef(vc)        (vv[vc].nass)
109	<	#define vval(vc)        (vv[vc].value)
110	<	#define vint(vc)        atoi(vval(vc))
85	<	#define vlet(vc)        UPPER(vval(vc)[0])
86	<	#define vbool(vc)       (vlet(vc)=='T')
107	>	time_t  scenedate;              /* date of latest scene or object file */
108	>	time_t  octreedate;             /* date of octree */
109	>	time_t  matdate;                /* date of latest material file */
110	>	time_t  illumdate;              /* date of last illum file */
111
112	<	#define HIGH            2
113	<	#define MEDIUM          1
114	<	#define LOW             0
112	>	char    *oct0name;              /* name of pre-mkillum octree */
113	>	time_t  oct0date;               /* date of pre-mkillum octree */
114	>	char    *oct1name;              /* name of post-mkillum octree */
115	>	time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
116
117	<	int     lowqopts(), medqopts(), hiqopts();
118	<	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
117	>	char    *pgmapname;             /* name of global photon map */
118	>	time_t  pgmapdate;              /* date of global photon map (>= oct1date) */
119	>	char    *pcmapname;             /* name of caustic photon map */
120	>	time_t  pcmapdate;              /* date of caustic photon map (>= oct1date) */
121
122	<	#define renderopts      (*setqopts[vscale(QUALITY)])
96	<
97	<	extern long     fdate(), time();
98	<
99	<	long    scenedate;              /* date of latest scene or object file */
100	<	long    octreedate;             /* date of octree */
101	<
122	>	int     nowarn = 0;             /* no warnings */
123		int     explicate = 0;          /* explicate variables */
124		int     silent = 0;             /* do work silently */
125	<	int     noaction = 0;           /* don't do anything */
126	<	char    *rvdevice = NULL;       /* rview output device */
125	>	int     touchonly = 0;          /* touch files only */
126	>	int     nprocs = 1;             /* maximum executing processes */
127	>	int     sayview = 0;            /* print view out */
128	>	char    *rvdevice = NULL;       /* rvu output device */
129		char    *viewselect = NULL;     /* specific view only */
130
131	+	#define DEF_RPICT_PATH  "rpict"         /* default rpict path */
132	+
133	+	#define R_CMDMAX        (5*PATH_MAX+512)
134	+	/* command paths */
135	+	char    c_oconv[256] = "oconv";
136	+	char    c_mkillum[256] = "mkillum";
137	+	char    c_mkpmap[256] = "mkpmap";
138	+	char    c_rvu[256] = "rvu";
139	+	char    c_rpict[256] = DEF_RPICT_PATH;
140	+	char    c_rpiece[] = "rpiece";
141	+	char    c_pfilt[256] = "pfilt";
142	+
143		int     overture = 0;           /* overture calculation needed */
144
145	<	char    *progname;              /* global argv[0] */
145	>	int     children_running = 0;   /* set negative in children */
146
147	<	char    radname[MAXPATH];       /* root Radiance file name */
147	>	char    *rifname;               /* global rad input file name */
148
149	+	char    radname[PATH_MAX];      /* root Radiance file name */
150
151	<	main(argc, argv)
152	<	int     argc;
153	<	char    *argv[];
151	>	#define inchild()       (children_running < 0)
152	>
153	>	static void rootname(char       *rn, char       *fn);
154	>	static time_t checklast(char    *fnames);
155	>	static char * newfname(char     *orig, int      pred);
156	>	static void checkfiles(void);
157	>	static void getoctcube(double   org[3], double  *sizp);
158	>	static void setdefaults(void);
159	>	static void oconv(void);
160	>	static void mkpmap(void);
161	>	static char * addarg(char       *op, char       *arg);
162	>	static void oconvopts(char      *oo);
163	>	static void mkillumopts(char    *mo);
164	>	static void mkpmapopts(char     *mo);
165	>	static void checkambfile(void);
166	>	static double ambval(void);
167	>	static void renderopts(char     *op, char       *po);
168	>	static void lowqopts(char       *op, char       *po);
169	>	static void medqopts(char       *op, char       *po);
170	>	static void hiqopts(char        *op, char       *po);
171	>	static void xferopts(char       *ro);
172	>	static void pfiltopts(char      *po);
173	>	static int matchword(char       *s1, char       *s2);
174	>	static char * specview(char     *vs);
175	>	static char * getview(int       n, char *vn);
176	>	static int myprintview(char     *vopts, FILE    *fp);
177	>	static void rvu(char    *opts, char     *po);
178	>	static void rpict(char  *opts, char     *po);
179	>	static int touch(char   *fn);
180	>	static int runcom(char  *cs);
181	>	static int rmfile(char  *fn);
182	>	static int mvfile(char  *fold, char     *fnew);
183	>	static int next_process(int     reserve);
184	>	static void wait_process(int    all);
185	>	static void finish_process(void);
186	>	static void badvalue(int        vc);
187	>	static void syserr(char *s);
188	>
189	>
190	>	int
191	>	main(
192	>	int     argc,
193	>	char    *argv[]
194	>	)
195		{
196		char    ropts[512];
197	+	char    popts[64];
198		int     i;
199	<
200	<	progname = argv[0];
199	>	/* set global progname */
200	>	fixargv0(argv[0]);
201		/* get options */
202		for (i = 1; i < argc && argv[i][0] == '-'; i++)
203		switch (argv[i][1]) {
#	Line 127 | Line 205 | char   *argv[];
205		silent++;
206		break;
207		case 'n':
208	<	noaction++;
208	>	nprocs = 0;
209		break;
210	+	case 'N':
211	+	nprocs = atoi(argv[++i]);
212	+	if (nprocs < 0)
213	+	nprocs = 0;
214	+	break;
215	+	case 't':
216	+	touchonly++;
217	+	break;
218		case 'e':
219		explicate++;
220		break;
221		case 'o':
222		rvdevice = argv[++i];
223		break;
224	+	case 'V':
225	+	sayview++;
226	+	break;
227		case 'v':
228		viewselect = argv[++i];
229		break;
230	+	case 'w':
231	+	nowarn++;
232	+	break;
233		default:
234		goto userr;
235		}
236		if (i >= argc)
237		goto userr;
238	+	rifname = argv[i];
239		/* assign Radiance root file name */
240	<	rootname(radname, argv[i]);
240	>	rootname(radname, rifname);
241		/* load variable values */
242	<	load(argv[i]);
242	>	loadvars(rifname);
243		/* get any additional assignments */
244	<	for (i++; i < argc; i++)
245	<	setvariable(argv[i]);
244	>	for (i++; i < argc; i++) {
245	>	int     rv = setvariable(argv[i], matchvar);
246	>	if (rv < 0) {
247	>	fprintf(stderr, "%s: unknown setting: %s\n",
248	>	progname, argv[i]);
249	>	quit(1);
250	>	}
251	>	if (!rv)
252	>	fprintf(stderr,
253	>	"%s: bad variable assignment: %s (ignored)\n",
254	>	progname, argv[i]);
255	>	}
256		/* check assignments */
257		checkvalues();
258		/* check files and dates */
#	Line 158 | Line 261 | char   *argv[];
261		setdefaults();
262		/* print all values if requested */
263		if (explicate)
264	<	printvals();
265	<	/* run simulation */
264	>	printvars(stdout);
265	>	/* build octree (and run mkillum) */
266		oconv();
267	<	renderopts(ropts);
267	>	/* run mkpmap if indicated */
268	>	mkpmap();
269	>	/* check date on ambient file */
270	>	checkambfile();
271	>	/* run simulation */
272	>	renderopts(ropts, popts);
273		xferopts(ropts);
274		if (rvdevice != NULL)
275	<	rview(ropts);
275	>	rvu(ropts, popts);
276		else
277	<	rpict(ropts);
278	<	exit(0);
277	>	rpict(ropts, popts);
278	>	quit(0);
279		userr:
280		fprintf(stderr,
281	<	"Usage: %s [-s][-n][-e][-v view][-o dev] rfile [VAR=value ..]\n",
281	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
282		progname);
283	<	exit(1);
283	>	quit(1);
284	>	return 1; /* pro forma return */
285		}
286
287
288	<	rootname(rn, fn)                /* remove tail from end of fn */
289	<	register char   *rn, *fn;
288	>	static void
289	>	rootname(               /* remove tail from end of fn */
290	>	char    *rn,
291	>	char    *fn
292	>	)
293		{
294		char    *tp, *dp;
295
296	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
296	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
297		if (ISDIRSEP(*rn))
298		dp = rn;
299		else if (*rn == '.')
#	Line 191 | Line 303 | register char  *rn, *fn;
303		}
304
305
306	<	load(rfname)                    /* load Radiance simulation file */
307	<	char    *rfname;
306	>	static time_t
307	>	checklast(                      /* check files and find most recent */
308	>	char    *fnames
309	>	)
310		{
311	<	FILE    *fp;
312	<	char    buf[512];
199	<	register char   *cp;
311	>	char    thisfile[PATH_MAX];
312	>	time_t  thisdate, lastdate = 0;
313
314	<	if (rfname == NULL)
315	<	fp = stdin;
316	<	else if ((fp = fopen(rfname, "r")) == NULL)
317	<	syserr(rfname);
318	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
319	<	for (cp = buf; *cp; cp++) {
320	<	switch (*cp) {
321	<	case '\\':
209	<	case '\n':
210	<	*cp = ' ';
211	<	continue;
212	<	case '#':
213	<	*cp = '\0';
214	<	break;
215	<	default:
216	<	continue;
217	<	}
218	<	break;
314	>	if (fnames == NULL)
315	>	return(0);
316	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
317	>	if (thisfile[0] == '!' ||
318	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
319	>	if (!lastdate)
320	>	lastdate = 1;
321	>	continue;
322		}
323	<	setvariable(buf);
323	>	if (!(thisdate = fdate(thisfile)))
324	>	syserr(thisfile);
325	>	if (thisdate > lastdate)
326	>	lastdate = thisdate;
327		}
328	<	fclose(fp);
328	>	return(lastdate);
329		}
330
331
332	<	setvariable(ass)                /* assign variable according to string */
333	<	register char   *ass;
332	>	static char *
333	>	newfname(               /* create modified file name */
334	>	char    *orig,
335	>	int     pred
336	>	)
337		{
338	<	char    varname[32];
230	<	register char   *cp;
231	<	register VARIABLE       *vp;
232	<	register int    i;
338	>	char    *cp;
339		int     n;
340	+	int     suffix;
341
342	<	while (isspace(*ass))           /* skip leading space */
343	<	ass++;
344	<	cp = varname;                   /* extract name */
345	<	while (cp < varname+sizeof(varname)-1
346	<	&& *ass && !isspace(*ass) && *ass != '=')
240	<	*cp++ = *ass++;
241	<	*cp = '\0';
242	<	if (!varname[0])
243	<	return;         /* no variable name! */
244	<	/* trim value */
245	<	while (isspace(*ass) || *ass == '=')
246	<	ass++;
247	<	cp = ass + strlen(ass);
248	<	do
249	<	*cp-- = '\0';
250	<	while (cp >= ass && isspace(*cp));
251	<	n = cp - ass + 1;
252	<	if (!n) {
253	<	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
254	<	progname, varname);
255	<	return;
342	>	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
343	>	while (*cp) {
344	>	if (*cp == '.') suffix = n;
345	>	else if (ISDIRSEP(*cp)) suffix = -1;
346	>	cp++; n++;
347		}
348	<	/* match variable from list */
349	<	vp = matchvar(varname);
259	<	if (vp == NULL) {
260	<	fprintf(stderr, "%s: unknown variable '%s'\n",
261	<	progname, varname);
262	<	exit(1);
263	<	}
264	<	/* assign new value */
265	<	if (i = vp->nass) {
266	<	cp = vp->value;
267	<	while (i--)
268	<	while (*cp++)
269	<	;
270	<	i = cp - vp->value;
271	<	vp->value = realloc(vp->value, i+n+1);
272	<	} else
273	<	vp->value = malloc(n+1);
274	<	if (vp->value == NULL)
348	>	if (suffix == -1) suffix = n;
349	>	if ((cp = bmalloc(n+2)) == NULL)
350		syserr(progname);
351	<	strcpy(vp->value+i, ass);
352	<	vp->nass++;
353	<	}
279	<
280	<
281	<	VARIABLE *
282	<	matchvar(nam)                   /* match a variable by its name */
283	<	char    *nam;
284	<	{
285	<	int     n = strlen(nam);
286	<	register int    i;
287	<
288	<	for (i = 0; i < NVARS; i++)
289	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
290	<	return(vv+i);
291	<	return(NULL);
292	<	}
293	<
294	<
295	<	char *
296	<	nvalue(vp, n)                   /* return nth variable value */
297	<	VARIABLE        *vp;
298	<	register int    n;
299	<	{
300	<	register char   *cp;
301	<
302	<	if (vp == NULL || n < 0 || n >= vp->nass)
303	<	return(NULL);
304	<	cp = vp->value;
305	<	while (n--)
306	<	while (*cp++)
307	<	;
351	>	strncpy(cp, orig, suffix);
352	>	cp[suffix] = pred;                      /* root name + pred + suffix */
353	>	strcpy(cp+suffix+1, orig+suffix);
354		return(cp);
355		}
356
357
358	<	int
359	<	vscale(vc)                      /* return scale for variable vc */
314	<	int     vc;
358	>	static void
359	>	checkfiles(void)                        /* check for existence and modified times */
360		{
361	<	switch(vlet(vc)) {
362	<	case 'H':
318	<	return(HIGH);
319	<	case 'M':
320	<	return(MEDIUM);
321	<	case 'L':
322	<	return(LOW);
323	<	}
324	<	badvalue(vc);
325	<	}
361	>	char    fntemp[256];
362	>	time_t  objdate;
363
327	–
328	–	checkvalues()                   /* check assignments */
329	–	{
330	–	register int    i;
331	–
332	–	for (i = 0; i < NVARS; i++)
333	–	if (vv[i].fixval != NULL)
334	–	(*vv[i].fixval)(vv+i);
335	–	}
336	–
337	–
338	–	onevalue(vp)                    /* only one assignment for this variable */
339	–	register VARIABLE       *vp;
340	–	{
341	–	if (vp->nass < 2)
342	–	return;
343	–	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
344	–	progname, vp->name);
345	–	do
346	–	vp->value += strlen(vp->value)+1;
347	–	while (--vp->nass > 1);
348	–	}
349	–
350	–
351	–	catvalues(vp)                   /* concatenate variable values */
352	–	register VARIABLE       *vp;
353	–	{
354	–	register char   *cp;
355	–
356	–	if (vp->nass < 2)
357	–	return;
358	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
359	–	while (*cp)
360	–	cp++;
361	–	*cp++ = ' ';
362	–	}
363	–	}
364	–
365	–
366	–	long
367	–	checklast(fnames)                       /* check files and find most recent */
368	–	register char   *fnames;
369	–	{
370	–	char    thisfile[MAXPATH];
371	–	long    thisdate, lastdate = -1;
372	–	register char   *cp;
373	–
374	–	while (*fnames) {
375	–	while (isspace(*fnames)) fnames++;
376	–	cp = thisfile;
377	–	while (*fnames && !isspace(*fnames))
378	–	*cp++ = *fnames++;
379	–	*cp = '\0';
380	–	if ((thisdate = fdate(thisfile)) < 0)
381	–	syserr(thisfile);
382	–	if (thisdate > lastdate)
383	–	lastdate = thisdate;
384	–	}
385	–	return(lastdate);
386	–	}
387	–
388	–
389	–	checkfiles()                    /* check for existence and modified times */
390	–	{
391	–	char    *cp;
392	–	long    objdate;
393	–
364		if (!vdef(OCTREE)) {
365	<	if ((cp = bmalloc(strlen(radname)+5)) == NULL)
365	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
366		syserr(progname);
367	<	sprintf(cp, "%s.oct", radname);
398	<	vval(OCTREE) = cp;
367	>	sprintf(vval(OCTREE), "%s.oct", radname);
368		vdef(OCTREE)++;
369	+	} else if (vval(OCTREE)[0] == '!') {
370	+	fprintf(stderr, "%s: illegal '%s' specification\n",
371	+	progname, vnam(OCTREE));
372	+	quit(1);
373		}
374		octreedate = fdate(vval(OCTREE));
375	<	scenedate = -1;
376	<	if (vdef(SCENE)) {
377	<	scenedate = checklast(vval(SCENE));
378	<	if (vdef(OBJECT)) {
379	<	objdate = checklast(vval(OBJECT));
380	<	if (objdate > scenedate)
381	<	scenedate = objdate;
375	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
376	>	oct0name = newfname(vval(OCTREE), '0');
377	>	oct1name = newfname(vval(OCTREE), '1');
378	>	oct0date = fdate(oct0name);
379	>	oct1date = fdate(oct1name);
380	>	} else
381	>	oct0name = oct1name = vval(OCTREE);
382	>	if ((scenedate = checklast(vval(SCENE))) &&
383	>	(objdate = checklast(vval(OBJECT))) > scenedate)
384	>	scenedate = objdate;
385	>	illumdate = checklast(vval(ILLUM));
386	>	if (!octreedate & !scenedate & !illumdate) {
387	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
388	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
389	>	quit(1);
390	>	}
391	>	if (vdef(PGMAP)) {
392	>	if (!*sskip2(vval(PGMAP),1)) {
393	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
394	>	progname, vnam(PGMAP));
395	>	quit(1);
396		}
397	+	atos(fntemp, sizeof(fntemp), vval(PGMAP));
398	+	pgmapname = savqstr(fntemp);
399	+	pgmapdate = fdate(pgmapname);
400		}
401	<	if (octreedate < 0 & scenedate < 0) {
402	<	fprintf(stderr, "%s: need '%s' or '%s'\n", progname,
403	<	vnam(OCTREE), vnam(SCENE));
404	<	exit(1);
401	>	if (vdef(PCMAP)) {
402	>	if (!*sskip2(vval(PCMAP),1)) {
403	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
404	>	progname, vnam(PCMAP));
405	>	quit(1);
406	>	}
407	>	atos(fntemp, sizeof(fntemp), vval(PCMAP));
408	>	pcmapname = savqstr(fntemp);
409	>	pcmapdate = fdate(pcmapname);
410		}
411	+	matdate = checklast(vval(MATERIAL));
412		}
413
414
415	<	getoctcube(org, sizp)           /* get octree bounding cube */
416	<	double  org[3], *sizp;
415	>	static void
416	>	getoctcube(             /* get octree bounding cube */
417	>	double  org[3],
418	>	double  *sizp
419	>	)
420		{
422	–	extern FILE     *popen();
421		static double   oorg[3], osiz = 0.;
422	<	char    buf[MAXPATH+16];
422	>	double  min[3], max[3];
423	>	char    buf[1024];
424		FILE    *fp;
425	+	int     i;
426
427		if (osiz <= FTINY) {
428	<	oconv();                /* does nothing if done already */
429	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
430	<	if ((fp = popen(buf, "r")) == NULL)
431	<	syserr("getinfo");
432	<	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
433	<	&oorg[2], &osiz) != 4) {
434	<	fprintf(stderr,
428	>	if (!nprocs && fdate(oct1name) <
429	>	(scenedate>illumdate?scenedate:illumdate)) {
430	>	/* run getbbox */
431	>	sprintf(buf, "getbbox -w -h %s",
432	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
433	>	if ((fp = popen(buf, "r")) == NULL)
434	>	syserr("getbbox");
435	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
436	>	&min[0], &max[0], &min[1], &max[1],
437	>	&min[2], &max[2]) != 6) {
438	>	fprintf(stderr,
439	>	"%s: error reading bounding box from getbbox\n",
440	>	progname);
441	>	quit(1);
442	>	}
443	>	for (i = 0; i < 3; i++)
444	>	if (max[i] - min[i] > osiz)
445	>	osiz = max[i] - min[i];
446	>	for (i = 0; i < 3; i++)
447	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
448	>	pclose(fp);
449	>	} else {                                /* from octree */
450	>	oconv();        /* does nothing if done already */
451	>	sprintf(buf, "getinfo -d < %s", oct1name);
452	>	if ((fp = popen(buf, "r")) == NULL)
453	>	syserr("getinfo");
454	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
455	>	&oorg[2], &osiz) != 4) {
456	>	fprintf(stderr,
457		"%s: error reading bounding cube from getinfo\n",
458	<	progname);
459	<	exit(1);
458	>	progname);
459	>	quit(1);
460	>	}
461	>	pclose(fp);
462		}
439	–	pclose(fp);
463		}
464		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
465		}
466
467
468	<	setdefaults()                   /* set default values for unassigned var's */
468	>	static void
469	>	setdefaults(void)                       /* set default values for unassigned var's */
470		{
471	<	double  org[3], size;
471	>	double  org[3], lim[3], size;
472		char    buf[128];
473
474		if (!vdef(ZONE)) {
#	Line 454 | Line 478 | setdefaults()                  /* set default values for unassigned v
478		vval(ZONE) = savqstr(buf);
479		vdef(ZONE)++;
480		}
481	+	if (!vdef(EYESEP)) {
482	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
483	+	&org[0], &lim[0], &org[1], &lim[1],
484	+	&org[2], &lim[2]) != 6)
485	+	badvalue(ZONE);
486	+	sprintf(buf, "%f",
487	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
488	+	vval(EYESEP) = savqstr(buf);
489	+	vdef(EYESEP)++;
490	+	}
491		if (!vdef(INDIRECT)) {
492		vval(INDIRECT) = "0";
493		vdef(INDIRECT)++;
#	Line 470 | Line 504 | setdefaults()                  /* set default values for unassigned v
504		vval(PICTURE) = radname;
505		vdef(PICTURE)++;
506		}
507	<	if (!vdef(VIEW)) {
508	<	vval(VIEW) = "X";
509	<	vdef(VIEW)++;
507	>	if (!vdef(VIEWS)) {
508	>	vval(VIEWS) = "X";
509	>	vdef(VIEWS)++;
510		}
511		if (!vdef(DETAIL)) {
512		vval(DETAIL) = "M";
#	Line 489 | Line 523 | setdefaults()                  /* set default values for unassigned v
523		}
524
525
526	<	printvals()                     /* print variable values */
526	>	static void
527	>	oconv(void)                             /* run oconv and mkillum if necessary */
528		{
529	<	register int    i, j;
529	>	static char     illumtmp[] = "ilXXXXXX";
530	>	char    combuf[R_CMDMAX], ocopts[64], mkopts[1024];
531
532	<	for (i = 0; i < NVARS; i++)
533	<	for (j = 0; j < vdef(i); j++)
534	<	printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
535	<	fflush(stdout);
532	>	oconvopts(ocopts);              /* get options */
533	>	if (octreedate < scenedate) {   /* check date on original octree */
534	>	if (touchonly && octreedate)
535	>	touch(vval(OCTREE));
536	>	else {                          /* build command */
537	>	if (vdef(MATERIAL))
538	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
539	>	ocopts, vval(MATERIAL),
540	>	vval(SCENE), vval(OCTREE));
541	>	else
542	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
543	>	vval(SCENE), vval(OCTREE));
544	>
545	>	if (runcom(combuf)) {           /* run it */
546	>	fprintf(stderr,
547	>	"%s: error generating octree\n\t%s removed\n",
548	>	progname, vval(OCTREE));
549	>	unlink(vval(OCTREE));
550	>	quit(1);
551	>	}
552	>	}
553	>	octreedate = time((time_t *)NULL);
554	>	if (octreedate < scenedate)     /* in case clock is off */
555	>	octreedate = scenedate;
556	>	}
557	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
558	>	oct1date = octreedate > matdate ? octreedate : matdate;
559	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
560	>	& (oct1date >= illumdate))      /* all done */
561	>	return;
562	>	/* make octree0 */
563	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
564	>	if (touchonly && (oct0date || oct1date)) {
565	>	if (oct0date)
566	>	touch(oct0name);
567	>	} else {                        /* build command */
568	>	if (octreedate)
569	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
570	>	ocopts, vval(OCTREE),
571	>	vval(ILLUM), oct0name);
572	>	else if (vdef(MATERIAL))
573	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
574	>	ocopts, vval(MATERIAL),
575	>	vval(ILLUM), oct0name);
576	>	else
577	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
578	>	ocopts, vval(ILLUM), oct0name);
579	>	if (runcom(combuf)) {           /* run it */
580	>	fprintf(stderr,
581	>	"%s: error generating octree\n\t%s removed\n",
582	>	progname, oct0name);
583	>	unlink(oct0name);
584	>	quit(1);
585	>	}
586	>	}
587	>	oct0date = time((time_t *)NULL);
588	>	if (oct0date < octreedate)      /* in case clock is off */
589	>	oct0date = octreedate;
590	>	if (oct0date < illumdate)       /* ditto */
591	>	oct0date = illumdate;
592	>	}
593	>	if (touchonly && oct1date)
594	>	touch(oct1name);
595	>	else {
596	>	mkillumopts(mkopts);            /* build mkillum command */
597	>	mktemp(illumtmp);
598	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
599	>	oct0name, vval(ILLUM), illumtmp);
600	>	if (runcom(combuf)) {                   /* run it */
601	>	fprintf(stderr, "%s: error running %s\n",
602	>	progname, c_mkillum);
603	>	unlink(illumtmp);
604	>	quit(1);
605	>	}
606	>	rmfile(oct0name);
607	>	/* make octree1 (frozen) */
608	>	if (octreedate)
609	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
610	>	ocopts, vval(OCTREE), illumtmp, oct1name);
611	>	else if (vdef(MATERIAL))
612	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
613	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
614	>	else
615	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
616	>	illumtmp, oct1name);
617	>	if (runcom(combuf)) {           /* run it */
618	>	fprintf(stderr,
619	>	"%s: error generating octree\n\t%s removed\n",
620	>	progname, oct1name);
621	>	unlink(oct1name);
622	>	unlink(illumtmp);
623	>	quit(1);
624	>	}
625	>	rmfile(illumtmp);
626	>	}
627	>	oct1date = time((time_t *)NULL);
628	>	if (oct1date < oct0date)        /* in case clock is off */
629	>	oct1date = oct0date;
630		}
631
632
633	<	oconv()                         /* run oconv if necessary */
633	>	static void
634	>	mkpmap(void)                    /* run mkpmap if indicated */
635		{
636	<	char    combuf[512], ocopts[64];
637	<
638	<	if (octreedate >= scenedate)    /* check dates */
636	>	char    combuf[2048], *cp;
637	>	time_t  tnow;
638	>	/* nothing to do? */
639	>	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
640	>	(pcmapname == NULL) | (pcmapdate >= oct1date))
641		return;
642	<	/* build command */
643	<	oconvopts(ocopts);
644	<	if (vdef(MATERIAL))
645	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
646	<	vval(MATERIAL), vval(SCENE), vval(OCTREE));
647	<	else
648	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
649	<	vval(SCENE), vval(OCTREE));
650	<
651	<	if (runcom(combuf)) {           /* run it */
652	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
653	<	progname, vval(OCTREE));
654	<	unlink(vval(OCTREE));
655	<	exit(1);
642	>	/* just update existing file dates? */
643	>	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
644	>	(pcmapname == NULL) | (pcmapdate > 0)) {
645	>	if (pgmapname != NULL)
646	>	touch(pgmapname);
647	>	if (pcmapname != NULL)
648	>	touch(pcmapname);
649	>	} else {                /* else need to (re)run pkpmap */
650	>	strcpy(combuf, c_mkpmap);
651	>	for (cp = combuf; *cp; cp++)
652	>	;
653	>	mkpmapopts(cp);
654	>	/* force file overwrite */
655	>	cp = addarg(cp, "-fo+");
656	>	if (vdef(REPORT)) {
657	>	char    errfile[256];
658	>	int     n;
659	>	double  minutes;
660	>	n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
661	>	if (n == 2)
662	>	sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
663	>	else if (n == 1)
664	>	sprintf(cp, " -t %d", (int)(minutes*60));
665	>	else
666	>	badvalue(REPORT);
667	>	}
668	>	if (pgmapname != NULL && pgmapdate < oct1date) {
669	>	cp = addarg(cp, "-apg");
670	>	addarg(cp, vval(PGMAP));
671	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
672	>	*cp = '\0';
673	>	}
674	>	if (pcmapname != NULL && pcmapdate < oct1date) {
675	>	cp = addarg(cp, "-apc");
676	>	addarg(cp, vval(PCMAP));
677	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
678	>	*cp = '\0';
679	>	}
680	>	cp = addarg(cp, oct1name);
681	>	if (runcom(combuf)) {
682	>	fprintf(stderr, "%s: error running %s\n",
683	>	progname, c_mkpmap);
684	>	if (pgmapname != NULL && pgmapdate < oct1date)
685	>	unlink(pgmapname);
686	>	if (pcmapname != NULL && pcmapdate < oct1date)
687	>	unlink(pcmapname);
688	>	quit(1);
689	>	}
690		}
691	<	octreedate = time(0);
691	>	tnow = time((time_t *)NULL);
692	>	if (pgmapname != NULL)
693	>	pgmapdate = tnow;
694	>	if (pcmapname != NULL)
695	>	pcmapdate = tnow;
696	>	oct1date = tnow;        /* trigger ambient file removal if needed */
697		}
698
699
700	<	char *
701	<	addarg(op, arg)                         /* add argument and advance pointer */
702	<	register char   *op, *arg;
700	>	static char *
701	>	addarg(                         /* append argument and advance pointer */
702	>	char    *op,
703	>	char    *arg
704	>	)
705		{
706	+	while (*op)
707	+	op++;
708		*op = ' ';
709	<	while (*++op = *arg++)
709	>	while ( (*++op = *arg++) )
710		;
711		return(op);
712		}
713
714
715	<	oconvopts(oo)                           /* get oconv options */
716	<	register char   *oo;
715	>	static void
716	>	oconvopts(                              /* get oconv options */
717	>	char    *oo
718	>	)
719		{
720		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
721
722		*oo = '\0';
723	<	if (vdef(OCONV))
724	<	addarg(oo, vval(OCONV));
723	>	if (!vdef(OCONV))
724	>	return;
725	>	if (vval(OCONV)[0] != '-') {
726	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
727	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
728	>	} else
729	>	oo = addarg(oo, vval(OCONV));
730		}
731
732
733	<	double
734	<	ambval()                                /* compute ambient value */
733	>	static void
734	>	mkillumopts(                            /* get mkillum options */
735	>	char    *mo
736	>	)
737		{
738	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
739	+
740	+	if (nprocs > 1)
741	+	sprintf(mo, " -n %d", nprocs);
742	+	else
743	+	*mo = '\0';
744	+	if (!vdef(MKILLUM))
745	+	return;
746	+	if (vval(MKILLUM)[0] != '-') {
747	+	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
748	+	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
749	+	} else
750	+	mo = addarg(mo, vval(MKILLUM));
751	+	}
752	+
753	+
754	+	static void
755	+	mkpmapopts(                             /* get mkpmap options */
756	+	char    *mo
757	+	)
758	+	{
759	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
760	+
761	+	if (nprocs > 1)
762	+	sprintf(mo, " -n %d", nprocs);
763	+	else
764	+	*mo = '\0';
765	+	if (!vdef(MKPMAP))
766	+	return;
767	+	if (vval(MKPMAP)[0] != '-') {
768	+	atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
769	+	mo = addarg(mo, sskip2(vval(MKPMAP), 1));
770	+	} else
771	+	mo = addarg(mo, vval(MKPMAP));
772	+	}
773	+
774	+
775	+	static void
776	+	checkambfile(void)                      /* check date on ambient file */
777	+	{
778	+	time_t  afdate;
779	+
780	+	if (!vdef(AMBFILE))
781	+	return;
782	+	if (!(afdate = fdate(vval(AMBFILE))))
783	+	return;
784	+	if (oct1date > afdate) {
785	+	if (touchonly)
786	+	touch(vval(AMBFILE));
787	+	else
788	+	rmfile(vval(AMBFILE));
789	+	}
790	+	}
791	+
792	+
793	+	static double
794	+	ambval(void)                            /* compute ambient value */
795	+	{
796		if (vdef(EXPOSURE)) {
797		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
798	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
799	<	if (isdigit(vval(EXPOSURE)[0]) || vval(EXPOSURE)[0] == '.')
557	<	return(.5/atof(vval(EXPOSURE)));
558	<	badvalue(EXPOSURE);
798	>	return(.18/pow(2.,vflt(EXPOSURE)));
799	>	return(.18/vflt(EXPOSURE));
800		}
801		if (vlet(ZONE) == 'E')
802		return(10.);
803		if (vlet(ZONE) == 'I')
804		return(.01);
805		badvalue(ZONE);
806	+	return 0; /* pro forma return */
807		}
808
809
810	<	lowqopts(op)                            /* low quality rendering options */
811	<	register char   *op;
810	>	static void
811	>	renderopts(                     /* set rendering options */
812	>	char    *op,
813	>	char    *po
814	>	)
815		{
816	+	char    pmapf[256], *bw;
817	+
818	+	if (vdef(PGMAP)) {
819	+	*op = '\0';
820	+	bw = sskip2(vval(PGMAP), 2);
821	+	atos(pmapf, sizeof(pmapf), vval(PGMAP));
822	+	op = addarg(addarg(op, "-ap"), pmapf);
823	+	if (atoi(bw) > 0) op = addarg(op, bw);
824	+	}
825	+	switch(vscale(QUALITY)) {
826	+	case LOW:
827	+	lowqopts(op, po);
828	+	break;
829	+	case MEDIUM:
830	+	medqopts(op, po);
831	+	break;
832	+	case HIGH:
833	+	hiqopts(op, po);
834	+	break;
835	+	}
836	+	if (vdef(PCMAP)) {
837	+	bw = sskip2(vval(PCMAP), 2);
838	+	atos(pmapf, sizeof(pmapf), vval(PCMAP));
839	+	op = addarg(addarg(op, "-ap"), pmapf);
840	+	if (atoi(bw) > 0) op = addarg(op, bw);
841	+	}
842	+	if (vdef(RENDER)) {
843	+	op = addarg(op, vval(RENDER));
844	+	bw = strstr(vval(RENDER), "-aa ");
845	+	if (bw != NULL && atof(bw+4) <= FTINY)
846	+	overture = 0;
847	+	}
848	+	if (rvdevice != NULL) {
849	+	if (vdef(RVU)) {
850	+	if (vval(RVU)[0] != '-') {
851	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
852	+	po = addarg(po, sskip2(vval(RVU), 1));
853	+	} else
854	+	po = addarg(po, vval(RVU));
855	+	}
856	+	} else {
857	+	if (vdef(RPICT)) {
858	+	if (vval(RPICT)[0] != '-') {
859	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
860	+	po = addarg(po, sskip2(vval(RPICT), 1));
861	+	} else
862	+	po = addarg(po, vval(RPICT));
863	+	}
864	+	}
865	+	}
866	+
867	+
868	+	static void
869	+	lowqopts(                       /* low quality rendering options */
870	+	char    *op,
871	+	char    *po
872	+	)
873	+	{
874		double  d, org[3], siz[3];
875
876		*op = '\0';
877	+	*po = '\0';
878		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
879		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
880		badvalue(ZONE);
881		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
882	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
883	+	badvalue(ZONE);
884		getoctcube(org, &d);
885		d *= 3./(siz[0]+siz[1]+siz[2]);
886		switch (vscale(DETAIL)) {
887		case LOW:
888	<	op = addarg(op, "-ps 16 -dp 16");
889	<	sprintf(op, " -ar %d", (int)(4*d));
888	>	po = addarg(po, "-ps 16");
889	>	op = addarg(op, "-dp 64");
890	>	sprintf(op, " -ar %d", (int)(8*d));
891		op += strlen(op);
892		break;
893		case MEDIUM:
894	<	op = addarg(op, "-ps 8 -dp 32");
895	<	sprintf(op, " -ar %d", (int)(8*d));
894	>	po = addarg(po, "-ps 8");
895	>	op = addarg(op, "-dp 128");
896	>	sprintf(op, " -ar %d", (int)(16*d));
897		op += strlen(op);
898		break;
899		case HIGH:
900	<	op = addarg(op, "-ps 4 -dp 64");
901	<	sprintf(op, " -ar %d", (int)(16*d));
900	>	po = addarg(po, "-ps 4");
901	>	op = addarg(op, "-dp 256");
902	>	sprintf(op, " -ar %d", (int)(32*d));
903		op += strlen(op);
904		break;
905		}
906	<	op = addarg(op, "-pt .16");
906	>	po = addarg(po, "-pt .16");
907		if (vbool(PENUMBRAS))
908		op = addarg(op, "-ds .4");
909		else
910		op = addarg(op, "-ds 0");
911	<	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .7");
911	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
912		if (vdef(AMBFILE)) {
913		sprintf(op, " -af %s", vval(AMBFILE));
914		op += strlen(op);
#	Line 607 | Line 916 | register char  *op;
916		overture = 0;
917		switch (vscale(VARIABILITY)) {
918		case LOW:
919	<	op = addarg(op, "-aa .4 -ad 32");
919	>	op = addarg(op, "-aa .3 -ad 256");
920		break;
921		case MEDIUM:
922	<	op = addarg(op, "-aa .3 -ad 64");
922	>	op = addarg(op, "-aa .25 -ad 512");
923		break;
924		case HIGH:
925	<	op = addarg(op, "-aa .25 -ad 128");
925	>	op = addarg(op, "-aa .2 -ad 1024");
926		break;
927		}
928		op = addarg(op, "-as 0");
929		d = ambval();
930		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
931		op += strlen(op);
932	<	op = addarg(op, "-lr 3 -lw .02");
624	<	if (vdef(RENDER))
625	<	op = addarg(op, vval(RENDER));
932	>	op = addarg(op, "-lr 6 -lw .001");
933		}
934
935
936	<	medqopts(op)                            /* medium quality rendering options */
937	<	register char   *op;
936	>	static void
937	>	medqopts(                       /* medium quality rendering options */
938	>	char    *op,
939	>	char    *po
940	>	)
941		{
942	<	double  d, org[3], siz[3];
942	>	double  d, org[3], siz[3], asz;
943
944		*op = '\0';
945	+	*po = '\0';
946		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
947		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
948		badvalue(ZONE);
949		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
950	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
951	+	badvalue(ZONE);
952		getoctcube(org, &d);
953	<	d *= 3./(siz[0]+siz[1]+siz[2]);
953	>	asz = (siz[0]+siz[1]+siz[2])/3.;
954	>	d /= asz;
955		switch (vscale(DETAIL)) {
956		case LOW:
957	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
958	<	op = addarg(op, "-dp 64");
959	<	sprintf(op, " -ar %d", (int)(8*d));
957	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
958	>	op = addarg(op, "-dp 256");
959	>	sprintf(op, " -ar %d", (int)(16*d));
960		op += strlen(op);
961	+	sprintf(op, " -ms %.2g", asz/20.);
962	+	op += strlen(op);
963		break;
964		case MEDIUM:
965	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
966	<	op = addarg(op, "-dp 128");
967	<	sprintf(op, " -ar %d", (int)(16*d));
965	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
966	>	op = addarg(op, "-dp 512");
967	>	sprintf(op, " -ar %d", (int)(32*d));
968		op += strlen(op);
969	+	sprintf(op, " -ms %.2g", asz/40.);
970	+	op += strlen(op);
971		break;
972		case HIGH:
973	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
974	<	op = addarg(op, "-dp 256");
975	<	sprintf(op, " -ar %d", (int)(32*d));
973	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
974	>	op = addarg(op, "-dp 1024");
975	>	sprintf(op, " -ar %d", (int)(64*d));
976		op += strlen(op);
977	+	sprintf(op, " -ms %.2g", asz/80.);
978	+	op += strlen(op);
979		break;
980		}
981	<	op = addarg(op, "-pt .08");
981	>	po = addarg(po, "-pt .08");
982		if (vbool(PENUMBRAS))
983	<	op = addarg(op, "-ds .2 -dj .35");
983	>	op = addarg(op, "-ds .2 -dj .9");
984		else
985		op = addarg(op, "-ds .3");
986	<	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .15");
987	<	if (overture = vint(INDIRECT)) {
986	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
987	>	if ( (overture = vint(INDIRECT)) ) {
988		sprintf(op, " -ab %d", overture);
989		op += strlen(op);
990		}
#	Line 675 | Line 995 | register char  *op;
995		overture = 0;
996		switch (vscale(VARIABILITY)) {
997		case LOW:
998	<	op = addarg(op, "-aa .25 -ad 128 -as 0");
998	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
999		break;
1000		case MEDIUM:
1001	<	op = addarg(op, "-aa .2 -ad 300 -as 64");
1001	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
1002		break;
1003		case HIGH:
1004	<	op = addarg(op, "-aa .15 -ad 500 -as 128");
1004	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
1005		break;
1006		}
1007		d = ambval();
1008		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1009		op += strlen(op);
1010	<	op = addarg(op, "-lr 6 -lw .002");
691	<	if (vdef(RENDER))
692	<	op = addarg(op, vval(RENDER));
1010	>	op = addarg(op, "-lr 8 -lw 1e-4");
1011		}
1012
1013
1014	<	hiqopts(op)                             /* high quality rendering options */
1015	<	register char   *op;
1014	>	static void
1015	>	hiqopts(                                /* high quality rendering options */
1016	>	char    *op,
1017	>	char    *po
1018	>	)
1019		{
1020	<	double  d, org[3], siz[3];
1020	>	double  d, org[3], siz[3], asz;
1021
1022		*op = '\0';
1023	+	*po = '\0';
1024		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1025		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1026		badvalue(ZONE);
1027		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1028	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1029	+	badvalue(ZONE);
1030		getoctcube(org, &d);
1031	<	d *= 3./(siz[0]+siz[1]+siz[2]);
1031	>	asz = (siz[0]+siz[1]+siz[2])/3.;
1032	>	d /= asz;
1033		switch (vscale(DETAIL)) {
1034		case LOW:
1035	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1036	<	op = addarg(op, "-dp 256");
1037	<	sprintf(op, " -ar %d", (int)(16*d));
1035	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1036	>	op = addarg(op, "-dp 1024");
1037	>	sprintf(op, " -ar %d", (int)(32*d));
1038		op += strlen(op);
1039	+	sprintf(op, " -ms %.2g", asz/40.);
1040	+	op += strlen(op);
1041		break;
1042		case MEDIUM:
1043	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1044	<	op = addarg(op, "-dp 512");
1045	<	sprintf(op, " -ar %d", (int)(32*d));
1043	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1044	>	op = addarg(op, "-dp 2048");
1045	>	sprintf(op, " -ar %d", (int)(64*d));
1046		op += strlen(op);
1047	+	sprintf(op, " -ms %.2g", asz/80.);
1048	+	op += strlen(op);
1049		break;
1050		case HIGH:
1051	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1052	<	op = addarg(op, "-dp 1024");
1053	<	sprintf(op, " -ar %d", (int)(64*d));
1051	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1052	>	op = addarg(op, "-dp 4096");
1053	>	sprintf(op, " -ar %d", (int)(128*d));
1054		op += strlen(op);
1055	+	sprintf(op, " -ms %.2g", asz/160.);
1056	+	op += strlen(op);
1057		break;
1058		}
1059	<	op = addarg(op, "-pt .04");
1059	>	po = addarg(po, "-pt .04");
1060		if (vbool(PENUMBRAS))
1061	<	op = addarg(op, "-ds .1 -dj .7");
1061	>	op = addarg(op, "-ds .1 -dj .9");
1062		else
1063		op = addarg(op, "-ds .2");
1064	<	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .03");
1064	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1065		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1066		op += strlen(op);
1067		if (vdef(AMBFILE)) {
#	Line 740 | Line 1071 | register char  *op;
1071		overture = 0;
1072		switch (vscale(VARIABILITY)) {
1073		case LOW:
1074	<	op = addarg(op, "-aa .15 -ad 200 -as 0");
1074	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
1075		break;
1076		case MEDIUM:
1077	<	op = addarg(op, "-aa .125 -ad 512 -as 128");
1077	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1078		break;
1079		case HIGH:
1080	<	op = addarg(op, "-aa .08 -ad 850 -as 256");
1080	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1081		break;
1082		}
1083		d = ambval();
1084		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1085		op += strlen(op);
1086	<	op = addarg(op, "-lr 12 -lw .0005");
756	<	if (vdef(RENDER))
757	<	op = addarg(op, vval(RENDER));
1086	>	op = addarg(op, "-lr 12 -lw 5e-6");
1087		}
1088
1089
1090	<	xferopts(ro)                            /* transfer options if indicated */
1091	<	char    *ro;
1090	>	#if defined(_WIN32) || defined(_WIN64)
1091	>	static void
1092	>	setenv(                 /* set an environment variable */
1093	>	char    *vname,
1094	>	char    *value
1095	>	)
1096		{
1097	+	char    *evp;
1098	+
1099	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1100	+	if (evp == NULL)
1101	+	syserr(progname);
1102	+	sprintf(evp, "%s=%s", vname, value);
1103	+	if (putenv(evp) != 0) {
1104	+	fprintf(stderr, "%s: out of environment space\n", progname);
1105	+	quit(1);
1106	+	}
1107	+	if (!silent)
1108	+	printf("set %s\n", evp);
1109	+	}
1110	+	#endif
1111	+
1112	+
1113	+	static void
1114	+	xferopts(                               /* transfer options if indicated */
1115	+	char    *ro
1116	+	)
1117	+	{
1118		int     fd, n;
1119	+	char    *cp;
1120
1121		n = strlen(ro);
1122		if (n < 2)
1123		return;
1124		if (vdef(OPTFILE)) {
1125	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1)
1125	>	for (cp = ro; cp[1]; cp++)
1126	>	if (isspace(cp[1]) && (cp[2] == '@' ||
1127	>	(cp[2] == '-' && isalpha(cp[3]))))
1128	>	*cp = '\n';
1129	>	else
1130	>	*cp = cp[1];
1131	>	*cp = '\n';
1132	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1133	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1134		syserr(vval(OPTFILE));
1135	<	if (write(fd, ro+1, n-1) != n-1)
773	<	syserr(vval(OPTFILE));
774	<	write(fd, "\n", 1);
775	<	close(fd);
776	<	sprintf(ro, " \"^%s\"", vval(OPTFILE));
1135	>	sprintf(ro, " @%s", vval(OPTFILE));
1136		}
1137	<	#ifdef MSDOS
1137	>	#if defined(_WIN32) || defined(_WIN64)
1138		else if (n > 50) {
1139	<	register char   *evp = bmalloc(n+6);
781	<	if (evp == NULL)
782	<	syserr(progname);
783	<	strcpy(evp, "ROPT=");
784	<	strcat(evp, ro);
785	<	if (putenv(evp) != 0) {
786	<	fprintf(stderr, "%s: out of environment space\n",
787	<	progname);
788	<	exit(1);
789	<	}
1139	>	setenv("ROPT", ro+1);
1140		strcpy(ro, " $ROPT");
1141		}
1142		#endif
1143		}
1144
1145
1146	<	pfiltopts(po)                           /* get pfilt options */
1147	<	register char   *po;
1146	>	static void
1147	>	pfiltopts(                              /* get pfilt options */
1148	>	char    *po
1149	>	)
1150		{
1151		*po = '\0';
1152		if (vdef(EXPOSURE)) {
1153		po = addarg(po, "-1 -e");
1154		po = addarg(po, vval(EXPOSURE));
1155		}
1156	<	if (vscale(QUALITY) == HIGH)
1157	<	po = addarg(po, "-r .65");
1158	<	if (vdef(PFILT))
1159	<	po = addarg(po, vval(PFILT));
1156	>	switch (vscale(QUALITY)) {
1157	>	case MEDIUM:
1158	>	po = addarg(po, "-r .6");
1159	>	break;
1160	>	case HIGH:
1161	>	po = addarg(po, "-m .25");
1162	>	break;
1163	>	}
1164	>	if (vdef(PFILT)) {
1165	>	if (vval(PFILT)[0] != '-') {
1166	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1167	>	po = addarg(po, sskip2(vval(PFILT), 1));
1168	>	} else
1169	>	po = addarg(po, vval(PFILT));
1170	>	}
1171		}
1172
1173
1174	<	matchword(s1, s2)                       /* match white-delimited words */
1175	<	register char   *s1, *s2;
1174	>	static int
1175	>	matchword(                      /* match white-delimited words */
1176	>	char    *s1,
1177	>	char    *s2
1178	>	)
1179		{
1180		while (isspace(*s1)) s1++;
1181		while (isspace(*s2)) s2++;
#	Line 820 | Line 1186 | register char  *s1, *s2;
1186		}
1187
1188
1189	<	char *
1190	<	specview(vs)                            /* get proper view spec from vs */
1191	<	register char   *vs;
1189	>	static char *
1190	>	specview(                               /* get proper view spec from vs */
1191	>	char    *vs
1192	>	)
1193		{
1194		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1195		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1196		static char     viewopts[128];
1197	<	register char   *cp;
1197	>	char    *cp;
1198		int     xpos, ypos, zpos, viewtype, upax;
1199	<	register int    i;
1199	>	int     i;
1200		double  cent[3], dim[3], mult, d;
1201
1202		if (vs == NULL || *vs == '-')
#	Line 840 | Line 1207 | register char  *vs;
1207		upax = 1-'X'+UPPER(vval(UP)[1]);
1208		else
1209		upax = 1-'X'+vlet(UP);
1210	<	if (upax < 1 | upax > 3)
1210	>	if ((upax < 1) | (upax > 3))
1211		badvalue(UP);
1212		if (vval(UP)[0] == '-')
1213		upax = -upax;
#	Line 862 | Line 1229 | register char  *vs;
1229		} else if (*vs == 'z') {
1230		zpos = -1; vs++;
1231		}
1232	<	viewtype = 'v';
1233	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1232	>	switch (*vs) {
1233	>	case VT_PER:
1234	>	case VT_PAR:
1235	>	case VT_ANG:
1236	>	case VT_HEM:
1237	>	case VT_PLS:
1238	>	case VT_CYL:
1239		viewtype = *vs++;
1240	+	break;
1241	+	default:
1242	+	viewtype = VT_PER;
1243	+	break;
1244	+	}
1245		cp = viewopts;
1246		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1247		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 874 | Line 1251 | register char  *vs;
1251		badvalue(ZONE);
1252		for (i = 0; i < 3; i++) {
1253		dim[i] -= cent[i];
1254	+	if (dim[i] <= FTINY)
1255	+	badvalue(ZONE);
1256		cent[i] += .5*dim[i];
1257		}
1258		mult = vlet(ZONE)=='E' ? 2. : .45 ;
1259	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1259	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1260		cent[0]+xpos*mult*dim[0],
1261		cent[1]+ypos*mult*dim[1],
1262		cent[2]+zpos*mult*dim[2],
#	Line 904 | Line 1283 | register char  *vs;
1283		}
1284		cp = addarg(cp, vup[upax+3]);
1285		switch (viewtype) {
1286	<	case 'v':
1286	>	case VT_PER:
1287		cp = addarg(cp, "-vh 45 -vv 45");
1288		break;
1289	<	case 'l':
1289	>	case VT_PAR:
1290		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1291	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1291	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1292		cp += strlen(cp);
1293		break;
1294	<	case 'a':
1295	<	case 'h':
1294	>	case VT_ANG:
1295	>	case VT_HEM:
1296	>	case VT_PLS:
1297		cp = addarg(cp, "-vh 180 -vv 180");
1298		break;
1299	+	case VT_CYL:
1300	+	cp = addarg(cp, "-vh 180 -vv 90");
1301	+	break;
1302		}
1303		} else {
1304		while (!isspace(*vs))           /* else skip id */
1305		if (!*vs++)
1306		return(NULL);
1307	<	if (upax) {                     /* specify up vector */
1307	>	if (upax) {                     /* prepend up vector */
1308		strcpy(cp, vup[upax+3]);
1309		cp += strlen(cp);
1310		}
1311		}
1312	<	/* append any additional options */
1312	>	if (cp == viewopts)             /* append any additional options */
1313	>	vs++;           /* skip prefixed space if unneeded */
1314		strcpy(cp, vs);
1315	+	#if defined(_WIN32) || defined(_WIN64)
1316	+	if (strlen(viewopts) > 40) {
1317	+	setenv("VIEW", viewopts);
1318	+	return("$VIEW");
1319	+	}
1320	+	#endif
1321		return(viewopts);
1322		}
1323
1324
1325	<	char *
1326	<	getview(n, vn)                          /* get view n, or NULL if none */
1327	<	int     n;
1328	<	char    *vn;
1325	>	static char *
1326	>	getview(                                /* get view n, or NULL if none */
1327	>	int     n,
1328	>	char    *vn             /* returned view name */
1329	>	)
1330		{
1331	<	register char   *mv;
1331	>	char    *mv;
1332
1333	<	if (viewselect != NULL) {
1333	>	if (viewselect != NULL) {               /* command-line selected */
1334		if (n)                          /* only do one */
1335		return(NULL);
1336	+
1337	+	if (isint(viewselect)) {        /* view number? */
1338	+	n = atoi(viewselect)-1;
1339	+	goto numview;
1340	+	}
1341		if (viewselect[0] == '-') {     /* already specified */
1342	<	if (vn != NULL) *vn = '\0';
1342	>	if (vn != NULL)
1343	>	strcpy(vn, "0");
1344		return(viewselect);
1345		}
1346		if (vn != NULL) {
#	Line 953 | Line 1350 | char   *vn;
1350		*vn = '\0';
1351		}
1352		/* check list */
1353	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1353	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1354		if (matchword(viewselect, mv))
1355		return(specview(mv));
1356	+
1357		return(specview(viewselect));   /* standard view? */
1358		}
1359	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1360	<	if (*mv != '-')
1361	<	while (*mv && !isspace(*mv))
1362	<	*vn++ = *mv++;
1363	<	*vn = '\0';
1359	>	numview:
1360	>	mv = nvalue(VIEWS, n);          /* use view n */
1361	>	if ((vn != NULL) & (mv != NULL)) {
1362	>	if (*mv != '-') {
1363	>	char    *mv2 = mv;
1364	>	while (*mv2 && !isspace(*mv2))
1365	>	*vn++ = *mv2++;
1366	>	*vn = '\0';
1367	>	} else
1368	>	sprintf(vn, "%d", n+1);
1369		}
1370	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1370	>	return(specview(mv));
1371		}
1372
1373
1374	<	rview(opts)                             /* run rview with first view */
1375	<	char    *opts;
1374	>	static int
1375	>	myprintview(                    /* print out selected view */
1376	>	char    *vopts,
1377	>	FILE    *fp
1378	>	)
1379		{
1380	<	char    combuf[512];
1380	>	VIEW    vwr;
1381	>	char    buf[128];
1382	>	char    *cp;
1383	>	#if defined(_WIN32) || defined(_WIN64)
1384	>	/* XXX Should we allow something like this for all platforms? */
1385	>	/* XXX Or is it still required at all? */
1386	>	again:
1387	>	#endif
1388	>	if (vopts == NULL)
1389	>	return(-1);
1390	>	#if defined(_WIN32) || defined(_WIN64)
1391	>	if (vopts[0] == '$') {
1392	>	vopts = getenv(vopts+1);
1393	>	goto again;
1394	>	}
1395	>	#endif
1396	>	vwr = stdview;
1397	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1398	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1399	>	*atos(buf, sizeof(buf), cp += 4)) {
1400	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1401	>	sscanview(&vwr, cp);            /* reset tail */
1402	>	}
1403	>	fputs(VIEWSTR, fp);
1404	>	fprintview(&vwr, fp);                   /* print full spec. */
1405	>	fputc('\n', fp);
1406	>	return(0);
1407	>	}
1408	>
1409	>
1410	>	static void
1411	>	rvu(                            /* run rvu with first view */
1412	>	char    *opts,
1413	>	char    *po
1414	>	)
1415	>	{
1416	>	char    *vw;
1417	>	char    combuf[R_CMDMAX];
1418		/* build command */
1419	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1419	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1420	>	return;
1421	>	if (sayview)
1422	>	myprintview(vw, stdout);
1423	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1424	>	if (nprocs > 1)
1425	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1426		if (rvdevice != NULL)
1427		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1428	<	strcat(combuf, vval(OCTREE));
1428	>	if (vdef(EXPOSURE))
1429	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1430	>	strcat(combuf, oct1name);
1431		if (runcom(combuf)) {           /* run it */
1432	<	fprintf(stderr, "%s: error running rview\n", progname);
1433	<	exit(1);
1432	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1433	>	quit(1);
1434		}
1435		}
1436
1437
1438	<	rpict(opts)                             /* run rpict and pfilt for each view */
1439	<	char    *opts;
1438	>	static int
1439	>	syncf_done(                     /* check if an rpiece sync file is complete */
1440	>	char *sfname
1441	>	)
1442		{
1443	<	char    combuf[1024];
1444	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1443	>	FILE    *fp = fopen(sfname, "r");
1444	>	int     todo = 1;
1445	>	int     x, y;
1446	>
1447	>	if (fp == NULL)
1448	>	return(0);
1449	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1450	>	goto checked;
1451	>	todo = x*y;             /* total number of tiles */
1452	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1453	>	goto checked;
1454	>	/* XXX assume no redundant tiles */
1455	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1456	>	if (!--todo)
1457	>	break;
1458	>	checked:
1459	>	fclose(fp);
1460	>	return(!todo);
1461	>	}
1462	>
1463	>
1464	>	static void
1465	>	rpict(                          /* run rpict and pfilt for each view */
1466	>	char    *opts,
1467	>	char    *po
1468	>	)
1469	>	{
1470	>	#define do_rpiece       (sfile[0]!='\0')
1471	>	char    combuf[5*PATH_MAX+512];
1472	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1473	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1474	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1475		char    pfopts[128];
1476		char    vs[32], *vw;
1477		int     vn, mult;
1478	+	FILE    *fp;
1479	+	time_t  rfdt, pfdt;
1480	+	int     xres, yres;
1481	+	double  aspect;
1482	+	int     n;
1483		/* get pfilt options */
1484		pfiltopts(pfopts);
1485		/* get resolution, reporting */
1486	<	mult = vscale(QUALITY)+1;
1487	<	{
1488	<	int     xres, yres;
1489	<	double  aspect;
1490	<	int     n;
1491	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1492	<	if (n == 3)
1493	<	sprintf(res, "-x %d -y %d -pa %.3f",
1494	<	mult*xres, mult*yres, aspect);
1495	<	else if (n) {
1008	<	if (n == 1) yres = xres;
1009	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1010	<	} else
1011	<	badvalue(RESOLUTION);
1486	>	switch (vscale(QUALITY)) {
1487	>	case LOW:
1488	>	mult = 1;
1489	>	break;
1490	>	case MEDIUM:
1491	>	mult = 2;
1492	>	break;
1493	>	case HIGH:
1494	>	mult = 3;
1495	>	break;
1496		}
1497	+	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1498	+	if (n == 3)
1499	+	sprintf(res, "-x %d -y %d -pa %.3f",
1500	+	mult*xres, mult*yres, aspect);
1501	+	else if (n) {
1502	+	aspect = 1.;
1503	+	if (n == 1) yres = xres;
1504	+	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1505	+	} else
1506	+	badvalue(RESOLUTION);
1507		rep[0] = '\0';
1508		if (vdef(REPORT)) {
1509		double  minutes;
1016	–	int     n;
1510		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1511		if (n == 2)
1512		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
#	Line 1022 | Line 1515 | char   *opts;
1515		else
1516		badvalue(REPORT);
1517		}
1518	<	/* check date on ambient file */
1519	<	if (vdef(AMBFILE)) {
1520	<	long    afdate = fdate(vval(AMBFILE));
1521	<	if (afdate >= 0 & octreedate > afdate)
1522	<	rmfile(vval(AMBFILE));
1518	>	/* set up parallel rendering */
1519	>	sfile[0] = '\0';
1520	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1521	>	getview(0, vs) != NULL) {
1522	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1523	>	getview(1, NULL) == NULL) {
1524	>	sprintf(sfile, "%s_%s_rpsync.txt",
1525	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1526	>	vs);
1527	>	strcpy(rppopt, "-PP pfXXXXXX");
1528	>	} else {
1529	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1530	>	}
1531	>	pfile = rppopt + strlen(rppopt) - 8;
1532	>	if (mktemp(pfile) == NULL) {
1533	>	if (do_rpiece) {
1534	>	fprintf(stderr, "%s: cannot create\n", pfile);
1535	>	quit(1);
1536	>	}
1537	>	pfile[-5] = '\0';
1538	>	pfile = NULL;
1539	>	}
1540		}
1541	<	/* do each view */
1032	<	vn = 0;
1541	>	vn = 0;                                 /* do each view */
1542		while ((vw = getview(vn++, vs)) != NULL) {
1543	<	if (!vs[0])
1544	<	sprintf(vs, "%d", vn);
1545	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1543	>	if (sayview)
1544	>	myprintview(vw, stdout);
1545	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1546	>	if (vdef(ZFILE))
1547	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1548	>	else
1549	>	zopt[0] = '\0';
1550		/* check date on picture */
1551	<	if (fdate(picfile) > octreedate)
1551	>	pfdt = fdate(picfile);
1552	>	if (pfdt >= oct1date)
1553		continue;
1554	+	/* get raw file name */
1555	+	sprintf(rawfile, "%s_%s.unf",
1556	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1557	+	rfdt = fdate(rawfile);
1558	+	if (touchonly) {                /* update times only */
1559	+	if (rfdt) {
1560	+	if (rfdt < oct1date)
1561	+	touch(rawfile);
1562	+	} else if (pfdt && pfdt < oct1date)
1563	+	touch(picfile);
1564	+	continue;
1565	+	}
1566	+	/* parallel running? */
1567	+	if (do_rpiece) {
1568	+	if (rfdt < oct1date || !fdate(sfile)) {
1569	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1570	+	if (rfdt >= oct1date) {
1571	+	fprintf(stderr,
1572	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1573	+	quit(1);
1574	+	}
1575	+	if (rfdt) {     /* start fresh */
1576	+	rmfile(rawfile);
1577	+	rfdt = 0;
1578	+	}
1579	+	if (!silent)
1580	+	printf("\techo %d %d > %s\n",
1581	+	xdiv, ydiv, sfile);
1582	+	if ((fp = fopen(sfile, "w")) == NULL) {
1583	+	fprintf(stderr, "%s: cannot create\n",
1584	+	sfile);
1585	+	quit(1);
1586	+	}
1587	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1588	+	fclose(fp);
1589	+	}
1590	+	} else if (next_process(0)) {
1591	+	if (pfile != NULL)
1592	+	sleep(10);
1593	+	continue;
1594	+	} else if (!inchild())
1595	+	pfile = NULL;
1596	+	/* XXX Remember to call finish_process() */
1597		/* build rpict command */
1598	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1599	<	if (fdate(rawfile) > octreedate)        /* recover */
1600	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1601	<	rep, opts, rawfile, vval(OCTREE));
1602	<	else {
1598	>	if (rfdt >= oct1date) {         /* already in progress */
1599	>	if (do_rpiece) {
1600	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1601	>	c_rpiece, sfile, rppopt, rep, vw,
1602	>	res, opts, po, rawfile, oct1name);
1603	>	while (next_process(1)) {
1604	>	sleep(10);
1605	>	combuf[strlen(c_rpiece)+2] = 'F';
1606	>	}
1607	>	} else
1608	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1609	>	rep, opts, po, zopt, rawfile, oct1name);
1610	>	if (runcom(combuf))     /* run rpict/rpiece */
1611	>	goto rperror;
1612	>	} else {
1613		if (overture) {         /* run overture calculation */
1614		sprintf(combuf,
1615	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1616	<	rep, vw, opts,
1617	<	vval(OCTREE), rawfile);
1618	<	if (runcom(combuf)) {
1619	<	fprintf(stderr,
1620	<	"%s: error in overture for view %s\n\t%s removed\n",
1621	<	progname, vs, rawfile);
1622	<	unlink(rawfile);
1623	<	exit(1);
1624	<	}
1615	>	"%s%s %s%s%s -x 64 -y 64 -ps 1 %s > %s",
1616	>	c_rpict, rep, vw, opts, po,
1617	>	oct1name, overfile);
1618	>	if (!do_rpiece || !next_process(0)) {
1619	>	if (runcom(combuf)) {
1620	>	fprintf(stderr,
1621	>	"%s: error in overture for view %s\n",
1622	>	progname, vs);
1623	>	quit(1);
1624	>	}
1625	>	#ifndef NULL_DEVICE
1626	>	rmfile(overfile);
1627	>	#endif
1628	>	} else if (do_rpiece)
1629	>	sleep(20);
1630		}
1631	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1632	<	rep, vw, res, opts,
1633	<	vval(OCTREE), rawfile);
1631	>	if (do_rpiece) {
1632	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1633	>	c_rpiece, sfile, rppopt, rep, vw,
1634	>	res, opts, po, rawfile, oct1name);
1635	>	while (next_process(1))
1636	>	sleep(10);
1637	>	} else {
1638	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1639	>	c_rpict, rep, vw, res, opts, po,
1640	>	zopt, oct1name, rawfile);
1641	>	}
1642	>	if ((pfile != NULL) & !do_rpiece) {
1643	>	if (!silent)
1644	>	printf("\t%s\n", combuf);
1645	>	fflush(stdout);
1646	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1647	>	c_rpict, rep, rppopt, res,
1648	>	opts, po, oct1name, rawfile);
1649	>	fp = popen(combuf, "w");
1650	>	if (fp == NULL)
1651	>	goto rperror;
1652	>	myprintview(vw, fp);
1653	>	if (pclose(fp))
1654	>	goto rperror;
1655	>	} else if (runcom(combuf))
1656	>	goto rperror;
1657		}
1658	<	if (runcom(combuf)) {           /* run rpict */
1659	<	fprintf(stderr, "%s: error rendering view %s\n",
1660	<	progname, vs);
1661	<	exit(1);
1658	>	if (do_rpiece) {                /* need to finish raw, first */
1659	>	finish_process();
1660	>	wait_process(1);
1661	>	if (!syncf_done(sfile)) {
1662	>	fprintf(stderr,
1663	>	"%s: %s did not complete rendering of view %s\n",
1664	>	progname, c_rpiece, vs);
1665	>	quit(1);
1666	>	}
1667		}
1668	+	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1669		/* build pfilt command */
1670	<	if (mult > 1)
1671	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1672	<	pfopts, mult, mult, rawfile, picfile);
1673	<	else
1073	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1670	>	if (do_rpiece)
1671	>	sprintf(combuf,
1672	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1673	>	c_pfilt, pfopts, xres, yres, aspect,
1674		rawfile, picfile);
1675	<	if (runcom(combuf)) {           /* run pfilt */
1676	<	fprintf(stderr,
1677	<	"%s: error filtering view %s\n\t%s removed\n",
1678	<	progname, vs, picfile);
1679	<	unlink(picfile);
1680	<	exit(1);
1675	>	else if (mult > 1)
1676	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1677	>	c_pfilt, pfopts, mult, mult,
1678	>	rawfile, picfile);
1679	>	else
1680	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1681	>	pfopts, rawfile, picfile);
1682	>	if (runcom(combuf)) {   /* run pfilt */
1683	>	fprintf(stderr,
1684	>	"%s: error filtering view %s\n\t%s removed\n",
1685	>	progname, vs, picfile);
1686	>	unlink(picfile);
1687	>	quit(1);
1688	>	}
1689		}
1690	<	/* remove raw file */
1691	<	rmfile(rawfile);
1690	>	/* remove/rename raw file */
1691	>	if (vdef(RAWFILE)) {
1692	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1693	>	mvfile(rawfile, combuf);
1694	>	} else
1695	>	rmfile(rawfile);
1696	>	if (do_rpiece)                  /* done with sync file */
1697	>	rmfile(sfile);
1698	>	else
1699	>	finish_process();       /* exit if child */
1700		}
1701	+	wait_process(1);                /* wait for children to finish */
1702	+	if (pfile != NULL) {            /* clean up persistent rpict */
1703	+	RT_PID  pid;
1704	+	fp = fopen(pfile, "r");
1705	+	if (fp != NULL) {
1706	+	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1707	+	kill(pid, 1) < 0)
1708	+	unlink(pfile);
1709	+	fclose(fp);
1710	+	}
1711	+	}
1712	+	return;
1713	+	rperror:
1714	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1715	+	quit(1);
1716	+	#undef do_rpiece
1717		}
1718
1719
1720	<	runcom(cs)                      /* run command */
1721	<	char    *cs;
1720	>	static int
1721	>	touch(                  /* update a file */
1722	>	char    *fn
1723	>	)
1724		{
1725	+	if (!silent)
1726	+	printf("\ttouch %s\n", fn);
1727	+	if (!nprocs)
1728	+	return(0);
1729	+	return(setfdate(fn, time((time_t *)NULL)));
1730	+	}
1731	+
1732	+
1733	+	static int
1734	+	runcom(                 /* run command */
1735	+	char    *cs
1736	+	)
1737	+	{
1738		if (!silent)            /* echo it */
1739		printf("\t%s\n", cs);
1740	<	if (noaction)
1740	>	if (!nprocs)
1741		return(0);
1742	<	fflush(stdout);         /* flush output and pass to shell */
1742	>	fflush(NULL);           /* flush output and pass to shell */
1743		return(system(cs));
1744		}
1745
1746
1747	<	rmfile(fn)                      /* remove a file */
1748	<	char    *fn;
1747	>	static int
1748	>	rmfile(                 /* remove a file */
1749	>	char    *fn
1750	>	)
1751		{
1752		if (!silent)
1753	<	#ifdef MSDOS
1754	<	printf("\tdel %s\n", fn);
1106	<	#else
1107	<	printf("\trm -f %s\n", fn);
1108	<	#endif
1109	<	if (noaction)
1753	>	printf("\t%s %s\n", DELCMD, fn);
1754	>	if (!nprocs)
1755		return(0);
1756		return(unlink(fn));
1757		}
1758
1759
1760	<	badvalue(vc)                    /* report bad variable value and exit */
1761	<	int     vc;
1760	>	static int
1761	>	mvfile(         /* move a file */
1762	>	char    *fold,
1763	>	char    *fnew
1764	>	)
1765		{
1766	+	if (!silent)
1767	+	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1768	+	if (!nprocs)
1769	+	return(0);
1770	+	return(rename(fold, fnew));
1771	+	}
1772	+
1773	+
1774	+	#ifdef RHAS_FORK_EXEC
1775	+	static int
1776	+	next_process(int reserve)               /* fork the next process */
1777	+	{
1778	+	RT_PID  child_pid;
1779	+
1780	+	if (nprocs <= 1)
1781	+	return(0);              /* it's us or no one */
1782	+	if (inchild()) {
1783	+	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1784	+	progname);
1785	+	quit(1);
1786	+	}
1787	+	if (reserve > 0 && children_running >= nprocs-reserve)
1788	+	return(0);              /* caller holding back process(es) */
1789	+	if (children_running >= nprocs)
1790	+	wait_process(0);        /* wait for someone to finish */
1791	+	fflush(NULL);                   /* flush output */
1792	+	child_pid = fork();             /* split process */
1793	+	if (child_pid == 0) {           /* we're the child */
1794	+	children_running = -1;
1795	+	nprocs = 1;
1796	+	return(0);
1797	+	}
1798	+	if (child_pid > 0) {            /* we're the parent */
1799	+	++children_running;
1800	+	return(1);
1801	+	}
1802	+	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1803	+	return(0);
1804	+	}
1805	+
1806	+	static void
1807	+	wait_process(                   /* wait for process(es) to finish */
1808	+	int     all
1809	+	)
1810	+	{
1811	+	int     ourstatus = 0, status;
1812	+	RT_PID  pid;
1813	+
1814	+	if (all)
1815	+	all = children_running;
1816	+	else if (children_running > 0)
1817	+	all = 1;
1818	+	while (all-- > 0) {
1819	+	pid = wait(&status);
1820	+	if (pid < 0)
1821	+	syserr(progname);
1822	+	status = status>>8 & 0xff;
1823	+	--children_running;
1824	+	if (status != 0) {      /* child's problem is our problem */
1825	+	if ((ourstatus == 0) & (children_running > 0))
1826	+	fprintf(stderr, "%s: waiting for remaining processes\n",
1827	+	progname);
1828	+	ourstatus = status;
1829	+	all = children_running;
1830	+	}
1831	+	}
1832	+	if (ourstatus != 0)
1833	+	quit(ourstatus);        /* bad status from child */
1834	+	}
1835	+	#else   /* ! RHAS_FORK_EXEC */
1836	+	static int
1837	+	next_process(int reserve)
1838	+	{
1839	+	return(0);                      /* cannot start new process */
1840	+	}
1841	+	static void
1842	+	wait_process(all)
1843	+	int     all;
1844	+	{
1845	+	(void)all;                      /* no one to wait for */
1846	+	}
1847	+	int
1848	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1849	+	RT_PID pid;
1850	+	int sig;
1851	+	{
1852	+	return 0;
1853	+	}
1854	+	#endif  /* ! RHAS_FORK_EXEC */
1855	+
1856	+	static void
1857	+	finish_process(void)                    /* exit a child process */
1858	+	{
1859	+	if (!inchild())
1860	+	return;                 /* in parent -- noop */
1861	+	exit(0);
1862	+	}
1863	+
1864	+
1865	+	static void
1866	+	badvalue(                       /* report bad variable value and exit */
1867	+	int     vc
1868	+	)
1869	+	{
1870		fprintf(stderr, "%s: bad value for variable '%s'\n",
1871		progname, vnam(vc));
1872	<	exit(1);
1872	>	quit(1);
1873		}
1874
1875
1876	<	syserr(s)                       /* report a system error and exit */
1877	<	char    *s;
1876	>	static void
1877	>	syserr(                 /* report a system error and exit */
1878	>	char    *s
1879	>	)
1880		{
1881		perror(s);
1882	<	exit(1);
1882	>	quit(1);
1883	>	}
1884	>
1885	>
1886	>	void
1887	>	quit(ec)                        /* exit program */
1888	>	int     ec;
1889	>	{
1890	>	exit(ec);
1891		}

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