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

Comparing ray/src/util/rad.c (file contents):
Revision 2.3 by greg, Thu Mar 11 17:23:33 1993 UTC vs.
Revision 2.116 by greg, Wed May 27 14:22:02 2015 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	>	#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,   onevalue},
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},
57	–	{"pfilt",       2,      0,      NULL,   catvalues},
58	–	{"view",        2,      0,      NULL,   NULL},
59	–	{"ZONE",        2,      0,      NULL,   onevalue},
60	–	{"QUALITY",     3,      0,      NULL,   onevalue},
77		{"OCTREE",      3,      0,      NULL,   onevalue},
62	–	{"PICTURE",     3,      0,      NULL,   onevalue},
63	–	{"AMBFILE",     3,      0,      NULL,   onevalue},
78		{"OPTFILE",     3,      0,      NULL,   onevalue},
79	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
79	>	{"PCMAP",       2,      0,      NULL,   onevalue},
80	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
81	>	{"pfilt",       2,      0,      NULL,   catvalues},
82	>	{"PGMAP",       2,      0,      NULL,   onevalue},
83	>	{"PICTURE",     3,      0,      NULL,   onevalue},
84	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
85	>	{"RAWFILE",     3,      0,      NULL,   onevalue},
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,   onevalue},
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	+	/* command paths */
134	+	char    c_oconv[256] = "oconv";
135	+	char    c_mkillum[256] = "mkillum";
136	+	char    c_mkpmap[256] = "mkpmap";
137	+	char    c_rvu[256] = "rvu";
138	+	char    c_rpict[256] = DEF_RPICT_PATH;
139	+	char    c_rpiece[] = "rpiece";
140	+	char    c_pfilt[256] = "pfilt";
141	+
142		int     overture = 0;           /* overture calculation needed */
143
144	+	int     children_running = 0;   /* set negative in children */
145	+
146		char    *progname;              /* global argv[0] */
147	+	char    *rifname;               /* global rad input file name */
148
149	<	char    radname[MAXPATH];       /* root Radiance file name */
149	>	char    radname[PATH_MAX];      /* root Radiance file name */
150
151	+	#define inchild()       (children_running < 0)
152
153	<	main(argc, argv)
154	<	int     argc;
155	<	char    *argv[];
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];
#	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]);
245	>	if (setvariable(argv[i], matchvar) < 0) {
246	>	fprintf(stderr, "%s: unknown variable: %s\n",
247	>	progname, argv[i]);
248	>	quit(1);
249	>	}
250		/* check assignments */
251		checkvalues();
252		/* check files and dates */
#	Line 158 | Line 255 | char   *argv[];
255		setdefaults();
256		/* print all values if requested */
257		if (explicate)
258	<	printvals();
259	<	/* run simulation */
258	>	printvars(stdout);
259	>	/* build octree (and run mkillum) */
260		oconv();
261	<	renderopts(ropts);
261	>	/* run mkpmap if indicated */
262	>	mkpmap();
263	>	/* check date on ambient file */
264	>	checkambfile();
265	>	/* run simulation */
266	>	renderopts(ropts, popts);
267		xferopts(ropts);
268		if (rvdevice != NULL)
269	<	rview(ropts);
269	>	rvu(ropts, popts);
270		else
271	<	rpict(ropts);
272	<	exit(0);
271	>	rpict(ropts, popts);
272	>	quit(0);
273		userr:
274		fprintf(stderr,
275	<	"Usage: %s [-s][-n][-e][-v view][-o dev] rfile [VAR=value ..]\n",
275	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
276		progname);
277	<	exit(1);
277	>	quit(1);
278	>	return 1; /* pro forma return */
279		}
280
281
282	<	rootname(rn, fn)                /* remove tail from end of fn */
283	<	register char   *rn, *fn;
282	>	static void
283	>	rootname(               /* remove tail from end of fn */
284	>	char    *rn,
285	>	char    *fn
286	>	)
287		{
288		char    *tp, *dp;
289
290	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
290	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
291		if (ISDIRSEP(*rn))
292		dp = rn;
293		else if (*rn == '.')
#	Line 191 | Line 297 | register char  *rn, *fn;
297		}
298
299
300	<	load(rfname)                    /* load Radiance simulation file */
301	<	char    *rfname;
300	>	static time_t
301	>	checklast(                      /* check files and find most recent */
302	>	char    *fnames
303	>	)
304		{
305	<	FILE    *fp;
306	<	char    buf[256];
199	<	register char   *cp;
305	>	char    thisfile[PATH_MAX];
306	>	time_t  thisdate, lastdate = 0;
307
308	<	if (rfname == NULL)
309	<	fp = stdin;
310	<	else if ((fp = fopen(rfname, "r")) == NULL)
311	<	syserr(rfname);
312	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
313	<	for (cp = buf; *cp; cp++) {
314	<	switch (*cp) {
315	<	case '\\':
209	<	case '\n':
210	<	*cp = ' ';
211	<	continue;
212	<	case '#':
213	<	*cp = '\0';
214	<	break;
215	<	}
216	<	break;
308	>	if (fnames == NULL)
309	>	return(0);
310	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
311	>	if (thisfile[0] == '!' ||
312	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
313	>	if (!lastdate)
314	>	lastdate = 1;
315	>	continue;
316		}
317	<	setvariable(buf);
317	>	if (!(thisdate = fdate(thisfile)))
318	>	syserr(thisfile);
319	>	if (thisdate > lastdate)
320	>	lastdate = thisdate;
321		}
322	<	fclose(fp);
322	>	return(lastdate);
323		}
324
325
326	<	setvariable(ass)                /* assign variable according to string */
327	<	register char   *ass;
326	>	static char *
327	>	newfname(               /* create modified file name */
328	>	char    *orig,
329	>	int     pred
330	>	)
331		{
332	<	char    varname[32];
228	<	register char   *cp;
229	<	register VARIABLE       *vp;
230	<	register int    i;
332	>	char    *cp;
333		int     n;
334	+	int     suffix;
335
336	<	while (isspace(*ass))           /* skip leading space */
337	<	ass++;
338	<	cp = varname;                   /* extract name */
339	<	while (cp < varname+sizeof(varname)-1
340	<	&& *ass && !isspace(*ass) && *ass != '=')
238	<	*cp++ = *ass++;
239	<	*cp = '\0';
240	<	if (!varname[0])
241	<	return;         /* no variable name! */
242	<	/* trim value */
243	<	while (isspace(*ass) || *ass == '=')
244	<	ass++;
245	<	cp = ass + strlen(ass);
246	<	do
247	<	*cp-- = '\0';
248	<	while (cp >= ass && isspace(*cp));
249	<	n = cp - ass + 1;
250	<	if (!n) {
251	<	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
252	<	progname, varname);
253	<	return;
336	>	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
337	>	while (*cp) {
338	>	if (*cp == '.') suffix = n;
339	>	else if (ISDIRSEP(*cp)) suffix = -1;
340	>	cp++; n++;
341		}
342	<	/* match variable from list */
343	<	vp = matchvar(varname);
257	<	if (vp == NULL) {
258	<	fprintf(stderr, "%s: unknown variable '%s'\n",
259	<	progname, varname);
260	<	exit(1);
261	<	}
262	<	/* assign new value */
263	<	cp = vp->value; i = vp->nass;
264	<	while (i--)
265	<	while (*cp++)
266	<	;
267	<	i = cp - vp->value;
268	<	vp->value = realloc(vp->value, i+n+1);
269	<	if (vp->value == NULL)
342	>	if (suffix == -1) suffix = n;
343	>	if ((cp = bmalloc(n+2)) == NULL)
344		syserr(progname);
345	<	strcpy(vp->value+i, ass);
346	<	vp->nass++;
347	<	}
274	<
275	<
276	<	VARIABLE *
277	<	matchvar(nam)                   /* match a variable by its name */
278	<	char    *nam;
279	<	{
280	<	int     n = strlen(nam);
281	<	register int    i;
282	<
283	<	for (i = 0; i < NVARS; i++)
284	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
285	<	return(vv+i);
286	<	return(NULL);
287	<	}
288	<
289	<
290	<	char *
291	<	nvalue(vp, n)                   /* return nth variable value */
292	<	VARIABLE        *vp;
293	<	register int    n;
294	<	{
295	<	register char   *cp;
296	<
297	<	if (vp == NULL || n < 0 || n >= vp->nass)
298	<	return(NULL);
299	<	cp = vp->value;
300	<	while (n--)
301	<	while (*cp++)
302	<	;
345	>	strncpy(cp, orig, suffix);
346	>	cp[suffix] = pred;                      /* root name + pred + suffix */
347	>	strcpy(cp+suffix+1, orig+suffix);
348		return(cp);
349		}
350
351
352	<	int
353	<	vscale(vc)                      /* return scale for variable vc */
309	<	int     vc;
352	>	static void
353	>	checkfiles(void)                        /* check for existence and modified times */
354		{
355	<	switch(vlet(vc)) {
356	<	case 'H':
313	<	return(HIGH);
314	<	case 'M':
315	<	return(MEDIUM);
316	<	case 'L':
317	<	return(LOW);
318	<	}
319	<	badvalue(vc);
320	<	}
355	>	char    fntemp[256];
356	>	time_t  objdate;
357
322	–
323	–	checkvalues()                   /* check assignments */
324	–	{
325	–	register int    i;
326	–
327	–	for (i = 0; i < NVARS; i++)
328	–	if (vv[i].fixval != NULL)
329	–	(*vv[i].fixval)(vv+i);
330	–	}
331	–
332	–
333	–	onevalue(vp)                    /* only one assignment for this variable */
334	–	register VARIABLE       *vp;
335	–	{
336	–	if (vp->nass < 2)
337	–	return;
338	–	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
339	–	progname, vp->name);
340	–	do
341	–	vp->value += strlen(vp->value)+1;
342	–	while (--vp->nass > 1);
343	–	}
344	–
345	–
346	–	catvalues(vp)                   /* concatenate variable values */
347	–	register VARIABLE       *vp;
348	–	{
349	–	register char   *cp;
350	–
351	–	if (vp->nass < 2)
352	–	return;
353	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
354	–	while (*cp)
355	–	cp++;
356	–	*cp++ = ' ';
357	–	}
358	–	}
359	–
360	–
361	–	long
362	–	checklast(fnames)                       /* check files and find most recent */
363	–	register char   *fnames;
364	–	{
365	–	char    thisfile[MAXPATH];
366	–	long    thisdate, lastdate = -1;
367	–	register char   *cp;
368	–
369	–	while (*fnames) {
370	–	while (isspace(*fnames)) fnames++;
371	–	cp = thisfile;
372	–	while (*fnames && !isspace(*fnames)) *cp++ = *fnames++;
373	–	*cp = '\0';
374	–	if ((thisdate = fdate(thisfile)) < 0)
375	–	syserr(thisfile);
376	–	if (thisdate > lastdate)
377	–	lastdate = thisdate;
378	–	}
379	–	return(lastdate);
380	–	}
381	–
382	–
383	–	checkfiles()                    /* check for existence and modified times */
384	–	{
385	–	char    *cp;
386	–	long    objdate;
387	–
358		if (!vdef(OCTREE)) {
359	<	if ((cp = bmalloc(strlen(radname)+5)) == NULL)
359	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
360		syserr(progname);
361	<	sprintf(cp, "%s.oct", radname);
392	<	vval(OCTREE) = cp;
361	>	sprintf(vval(OCTREE), "%s.oct", radname);
362		vdef(OCTREE)++;
363	+	} else if (vval(OCTREE)[0] == '!') {
364	+	fprintf(stderr, "%s: illegal '%s' specification\n",
365	+	progname, vnam(OCTREE));
366	+	quit(1);
367		}
368		octreedate = fdate(vval(OCTREE));
369	<	scenedate = -1;
370	<	if (vdef(SCENE)) {
371	<	scenedate = checklast(vval(SCENE));
372	<	if (vdef(OBJECT)) {
373	<	objdate = checklast(vval(OBJECT));
374	<	if (objdate > scenedate)
375	<	scenedate = objdate;
369	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
370	>	oct0name = newfname(vval(OCTREE), '0');
371	>	oct1name = newfname(vval(OCTREE), '1');
372	>	oct0date = fdate(oct0name);
373	>	oct1date = fdate(oct1name);
374	>	} else
375	>	oct0name = oct1name = vval(OCTREE);
376	>	if ((scenedate = checklast(vval(SCENE))) &&
377	>	(objdate = checklast(vval(OBJECT))) > scenedate)
378	>	scenedate = objdate;
379	>	illumdate = checklast(vval(ILLUM));
380	>	if (!octreedate & !scenedate & !illumdate) {
381	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
382	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
383	>	quit(1);
384	>	}
385	>	if (vdef(PGMAP)) {
386	>	if (!*sskip2(vval(PGMAP),1)) {
387	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
388	>	progname, vnam(PGMAP));
389	>	quit(1);
390		}
391	+	atos(fntemp, sizeof(fntemp), vval(PGMAP));
392	+	pgmapname = savqstr(fntemp);
393	+	pgmapdate = fdate(pgmapname);
394		}
395	<	if (octreedate < 0 & scenedate < 0) {
396	<	fprintf(stderr, "%s: need '%s' or '%s'\n", progname,
397	<	vnam(OCTREE), vnam(SCENE));
398	<	exit(1);
395	>	if (vdef(PCMAP)) {
396	>	if (!*sskip2(vval(PCMAP),1)) {
397	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
398	>	progname, vnam(PCMAP));
399	>	quit(1);
400	>	}
401	>	atos(fntemp, sizeof(fntemp), vval(PCMAP));
402	>	pcmapname = savqstr(fntemp);
403	>	pcmapdate = fdate(pcmapname);
404		}
405	+	matdate = checklast(vval(MATERIAL));
406		}
407
408
409	<	getoctcube(org, sizp)           /* get octree bounding cube */
410	<	double  org[3], *sizp;
409	>	static void
410	>	getoctcube(             /* get octree bounding cube */
411	>	double  org[3],
412	>	double  *sizp
413	>	)
414		{
416	–	extern FILE     *popen();
415		static double   oorg[3], osiz = 0.;
416	<	char    buf[MAXPATH+16];
416	>	double  min[3], max[3];
417	>	char    buf[1024];
418		FILE    *fp;
419	+	int     i;
420
421		if (osiz <= FTINY) {
422	<	oconv();                /* does nothing if done already */
423	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
424	<	if ((fp = popen(buf, "r")) == NULL)
425	<	syserr("getinfo");
426	<	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
427	<	&oorg[2], &osiz) != 4) {
428	<	fprintf(stderr,
422	>	if (!nprocs && fdate(oct1name) <
423	>	(scenedate>illumdate?scenedate:illumdate)) {
424	>	/* run getbbox */
425	>	sprintf(buf, "getbbox -w -h %s",
426	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
427	>	if ((fp = popen(buf, "r")) == NULL)
428	>	syserr("getbbox");
429	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
430	>	&min[0], &max[0], &min[1], &max[1],
431	>	&min[2], &max[2]) != 6) {
432	>	fprintf(stderr,
433	>	"%s: error reading bounding box from getbbox\n",
434	>	progname);
435	>	quit(1);
436	>	}
437	>	for (i = 0; i < 3; i++)
438	>	if (max[i] - min[i] > osiz)
439	>	osiz = max[i] - min[i];
440	>	for (i = 0; i < 3; i++)
441	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
442	>	pclose(fp);
443	>	} else {                                /* from octree */
444	>	oconv();        /* does nothing if done already */
445	>	sprintf(buf, "getinfo -d < %s", oct1name);
446	>	if ((fp = popen(buf, "r")) == NULL)
447	>	syserr("getinfo");
448	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
449	>	&oorg[2], &osiz) != 4) {
450	>	fprintf(stderr,
451		"%s: error reading bounding cube from getinfo\n",
452	<	progname);
453	<	exit(1);
452	>	progname);
453	>	quit(1);
454	>	}
455	>	pclose(fp);
456		}
433	–	pclose(fp);
457		}
458		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
459		}
460
461
462	<	setdefaults()                   /* set default values for unassigned var's */
462	>	static void
463	>	setdefaults(void)                       /* set default values for unassigned var's */
464		{
465	<	double  org[3], size;
465	>	double  org[3], lim[3], size;
466		char    buf[128];
467
468		if (!vdef(ZONE)) {
#	Line 448 | Line 472 | setdefaults()                  /* set default values for unassigned v
472		vval(ZONE) = savqstr(buf);
473		vdef(ZONE)++;
474		}
475	+	if (!vdef(EYESEP)) {
476	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
477	+	&org[0], &lim[0], &org[1], &lim[1],
478	+	&org[2], &lim[2]) != 6)
479	+	badvalue(ZONE);
480	+	sprintf(buf, "%f",
481	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
482	+	vval(EYESEP) = savqstr(buf);
483	+	vdef(EYESEP)++;
484	+	}
485		if (!vdef(INDIRECT)) {
486		vval(INDIRECT) = "0";
487		vdef(INDIRECT)++;
#	Line 464 | Line 498 | setdefaults()                  /* set default values for unassigned v
498		vval(PICTURE) = radname;
499		vdef(PICTURE)++;
500		}
501	<	if (!vdef(VIEW)) {
502	<	vval(VIEW) = "X";
503	<	vdef(VIEW)++;
501	>	if (!vdef(VIEWS)) {
502	>	vval(VIEWS) = "X";
503	>	vdef(VIEWS)++;
504		}
505		if (!vdef(DETAIL)) {
506		vval(DETAIL) = "M";
#	Line 483 | Line 517 | setdefaults()                  /* set default values for unassigned v
517		}
518
519
520	<	printvals()                     /* print variable values */
520	>	static void
521	>	oconv(void)                             /* run oconv and mkillum if necessary */
522		{
523	<	register int    i, j;
523	>	static char     illumtmp[] = "ilXXXXXX";
524	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
525
526	<	for (i = 0; i < NVARS; i++)
527	<	for (j = 0; j < vv[i].nass; j++)
528	<	printf("%s= %s\n", vv[i].name, nvalue(vv+i, j));
529	<	fflush(stdout);
526	>	oconvopts(ocopts);              /* get options */
527	>	if (octreedate < scenedate) {   /* check date on original octree */
528	>	if (touchonly && octreedate)
529	>	touch(vval(OCTREE));
530	>	else {                          /* build command */
531	>	if (vdef(MATERIAL))
532	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
533	>	ocopts, vval(MATERIAL),
534	>	vval(SCENE), vval(OCTREE));
535	>	else
536	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
537	>	vval(SCENE), vval(OCTREE));
538	>
539	>	if (runcom(combuf)) {           /* run it */
540	>	fprintf(stderr,
541	>	"%s: error generating octree\n\t%s removed\n",
542	>	progname, vval(OCTREE));
543	>	unlink(vval(OCTREE));
544	>	quit(1);
545	>	}
546	>	}
547	>	octreedate = time((time_t *)NULL);
548	>	if (octreedate < scenedate)     /* in case clock is off */
549	>	octreedate = scenedate;
550	>	}
551	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
552	>	oct1date = octreedate > matdate ? octreedate : matdate;
553	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
554	>	& (oct1date >= illumdate))      /* all done */
555	>	return;
556	>	/* make octree0 */
557	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
558	>	if (touchonly && oct0date)
559	>	touch(oct0name);
560	>	else {                          /* build command */
561	>	if (octreedate)
562	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
563	>	ocopts, vval(OCTREE),
564	>	vval(ILLUM), oct0name);
565	>	else if (vdef(MATERIAL))
566	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
567	>	ocopts, vval(MATERIAL),
568	>	vval(ILLUM), oct0name);
569	>	else
570	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
571	>	ocopts, vval(ILLUM), oct0name);
572	>	if (runcom(combuf)) {           /* run it */
573	>	fprintf(stderr,
574	>	"%s: error generating octree\n\t%s removed\n",
575	>	progname, oct0name);
576	>	unlink(oct0name);
577	>	quit(1);
578	>	}
579	>	}
580	>	oct0date = time((time_t *)NULL);
581	>	if (oct0date < octreedate)      /* in case clock is off */
582	>	oct0date = octreedate;
583	>	if (oct0date < illumdate)       /* ditto */
584	>	oct0date = illumdate;
585	>	}
586	>	if (touchonly && oct1date)
587	>	touch(oct1name);
588	>	else {
589	>	mkillumopts(mkopts);            /* build mkillum command */
590	>	mktemp(illumtmp);
591	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
592	>	oct0name, vval(ILLUM), illumtmp);
593	>	if (runcom(combuf)) {                   /* run it */
594	>	fprintf(stderr, "%s: error running %s\n",
595	>	progname, c_mkillum);
596	>	unlink(illumtmp);
597	>	quit(1);
598	>	}
599	>	rmfile(oct0name);
600	>	/* make octree1 (frozen) */
601	>	if (octreedate)
602	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
603	>	ocopts, vval(OCTREE), illumtmp, oct1name);
604	>	else if (vdef(MATERIAL))
605	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
606	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
607	>	else
608	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
609	>	illumtmp, oct1name);
610	>	if (runcom(combuf)) {           /* run it */
611	>	fprintf(stderr,
612	>	"%s: error generating octree\n\t%s removed\n",
613	>	progname, oct1name);
614	>	unlink(oct1name);
615	>	unlink(illumtmp);
616	>	quit(1);
617	>	}
618	>	rmfile(illumtmp);
619	>	}
620	>	oct1date = time((time_t *)NULL);
621	>	if (oct1date < oct0date)        /* in case clock is off */
622	>	oct1date = oct0date;
623		}
624
625
626	<	oconv()                         /* run oconv if necessary */
626	>	static void
627	>	mkpmap(void)                    /* run mkpmap if indicated */
628		{
629	<	char    combuf[512], ocopts[64];
630	<
631	<	if (octreedate >= scenedate)    /* check dates */
629	>	char    combuf[2048], *cp;
630	>	time_t  tnow;
631	>	/* nothing to do? */
632	>	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
633	>	(pcmapname == NULL) | (pcmapdate >= oct1date))
634		return;
635	<	/* build command */
636	<	oconvopts(ocopts);
637	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
638	<	vdef(MATERIAL) ? vval(MATERIAL) : "",
639	<	vval(SCENE), vval(OCTREE));
640	<	if (!silent) {                  /* echo it */
641	<	printf("\t%s\n", combuf);
642	<	fflush(stdout);
635	>	/* just update existing file dates? */
636	>	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
637	>	(pcmapname == NULL) | (pcmapdate > 0)) {
638	>	if (pgmapname != NULL)
639	>	touch(pgmapname);
640	>	if (pcmapname != NULL)
641	>	touch(pcmapname);
642	>	} else {                /* else need to (re)run pkpmap */
643	>	strcpy(combuf, c_mkpmap);
644	>	for (cp = combuf; *cp; cp++)
645	>	;
646	>	mkpmapopts(cp);
647	>	if (vdef(REPORT)) {
648	>	char    errfile[256];
649	>	int     n;
650	>	double  minutes;
651	>	n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
652	>	if (n == 2)
653	>	sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
654	>	else if (n == 1)
655	>	sprintf(cp, " -t %d", (int)(minutes*60));
656	>	else
657	>	badvalue(REPORT);
658	>	}
659	>	if (pgmapname != NULL && pgmapdate < oct1date) {
660	>	unlink(pgmapname);
661	>	cp = addarg(cp, "-apg");
662	>	addarg(cp, vval(PGMAP));
663	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
664	>	*cp = '\0';
665	>	}
666	>	if (pcmapname != NULL && pcmapdate < oct1date) {
667	>	unlink(pcmapname);
668	>	cp = addarg(cp, "-apc");
669	>	addarg(cp, vval(PCMAP));
670	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
671	>	*cp = '\0';
672	>	}
673	>	cp = addarg(cp, oct1name);
674	>	if (runcom(combuf)) {
675	>	fprintf(stderr, "%s: error running %s\n",
676	>	progname, c_mkpmap);
677	>	if (pgmapname != NULL && pgmapdate < oct1date)
678	>	unlink(pgmapname);
679	>	if (pcmapname != NULL && pcmapdate < oct1date)
680	>	unlink(pcmapname);
681	>	quit(1);
682	>	}
683		}
684	<	if (noaction)
685	<	return;
686	<	if (system(combuf)) {           /* run it */
687	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
688	<	progname, vval(OCTREE));
689	<	unlink(vval(OCTREE));
518	<	exit(1);
519	<	}
520	<	octreedate = time(0);
684	>	tnow = time((time_t *)NULL);
685	>	if (pgmapname != NULL)
686	>	pgmapdate = tnow;
687	>	if (pcmapname != NULL)
688	>	pcmapdate = tnow;
689	>	oct1date = tnow;        /* trigger ambient file removal if needed */
690		}
691
692
693	<	char *
694	<	addarg(op, arg)                         /* add argument and advance pointer */
695	<	register char   *op, *arg;
693	>	static char *
694	>	addarg(                         /* append argument and advance pointer */
695	>	char    *op,
696	>	char    *arg
697	>	)
698		{
699	+	while (*op)
700	+	op++;
701		*op = ' ';
702	<	while (*++op = *arg++)
702	>	while ( (*++op = *arg++) )
703		;
704		return(op);
705		}
706
707
708	<	oconvopts(oo)                           /* get oconv options */
709	<	register char   *oo;
708	>	static void
709	>	oconvopts(                              /* get oconv options */
710	>	char    *oo
711	>	)
712		{
713		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
714
715		*oo = '\0';
716	<	if (vdef(OCONV))
717	<	addarg(oo, vval(OCONV));
716	>	if (!vdef(OCONV))
717	>	return;
718	>	if (vval(OCONV)[0] != '-') {
719	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
720	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
721	>	} else
722	>	oo = addarg(oo, vval(OCONV));
723		}
724
725
726	<	double
727	<	ambval()                                /* compute ambient value */
726	>	static void
727	>	mkillumopts(                            /* get mkillum options */
728	>	char    *mo
729	>	)
730		{
731	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
732	+
733	+	if (nprocs > 1)
734	+	sprintf(mo, " -n %d", nprocs);
735	+	else
736	+	*mo = '\0';
737	+	if (!vdef(MKILLUM))
738	+	return;
739	+	if (vval(MKILLUM)[0] != '-') {
740	+	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
741	+	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
742	+	} else
743	+	mo = addarg(mo, vval(MKILLUM));
744	+	}
745	+
746	+
747	+	static void
748	+	mkpmapopts(                             /* get mkpmap options */
749	+	char    *mo
750	+	)
751	+	{
752	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
753	+
754	+	*mo = '\0';
755	+	if (!vdef(MKPMAP))
756	+	return;
757	+	if (vval(MKPMAP)[0] != '-') {
758	+	atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
759	+	mo = addarg(mo, sskip2(vval(MKPMAP), 1));
760	+	} else
761	+	mo = addarg(mo, vval(MKPMAP));
762	+	}
763	+
764	+
765	+	static void
766	+	checkambfile(void)                      /* check date on ambient file */
767	+	{
768	+	time_t  afdate;
769	+
770	+	if (!vdef(AMBFILE))
771	+	return;
772	+	if (!(afdate = fdate(vval(AMBFILE))))
773	+	return;
774	+	if (oct1date > afdate) {
775	+	if (touchonly)
776	+	touch(vval(AMBFILE));
777	+	else
778	+	rmfile(vval(AMBFILE));
779	+	}
780	+	}
781	+
782	+
783	+	static double
784	+	ambval(void)                            /* compute ambient value */
785	+	{
786		if (vdef(EXPOSURE)) {
787		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
788	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
789	<	if (isdigit(vval(EXPOSURE)[0]) || vval(EXPOSURE)[0] == '.')
553	<	return(.5/atof(vval(EXPOSURE)));
554	<	badvalue(EXPOSURE);
788	>	return(.5/pow(2.,vflt(EXPOSURE)));
789	>	return(.5/vflt(EXPOSURE));
790		}
791		if (vlet(ZONE) == 'E')
792		return(10.);
793		if (vlet(ZONE) == 'I')
794		return(.01);
795		badvalue(ZONE);
796	+	return 0; /* pro forma return */
797		}
798
799
800	<	lowqopts(op)                            /* low quality rendering options */
801	<	register char   *op;
800	>	static void
801	>	renderopts(                     /* set rendering options */
802	>	char    *op,
803	>	char    *po
804	>	)
805		{
806	+	char    pmapf[256], *bw;
807	+
808	+	switch(vscale(QUALITY)) {
809	+	case LOW:
810	+	lowqopts(op, po);
811	+	break;
812	+	case MEDIUM:
813	+	medqopts(op, po);
814	+	break;
815	+	case HIGH:
816	+	hiqopts(op, po);
817	+	break;
818	+	}
819	+	if (vdef(PGMAP)) {
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	+	if (vdef(PCMAP)) {
826	+	bw = sskip2(vval(PCMAP), 2);
827	+	atos(pmapf, sizeof(pmapf), vval(PCMAP));
828	+	op = addarg(addarg(op, "-ap"), pmapf);
829	+	if (atoi(bw) > 0) op = addarg(op, bw);
830	+	}
831	+	if (vdef(RENDER))
832	+	op = addarg(op, vval(RENDER));
833	+	if (rvdevice != NULL) {
834	+	if (vdef(RVU))
835	+	if (vval(RVU)[0] != '-') {
836	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
837	+	po = addarg(po, sskip2(vval(RVU), 1));
838	+	} else
839	+	po = addarg(po, vval(RVU));
840	+	} else {
841	+	if (vdef(RPICT))
842	+	if (vval(RPICT)[0] != '-') {
843	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
844	+	po = addarg(po, sskip2(vval(RPICT), 1));
845	+	} else
846	+	po = addarg(po, vval(RPICT));
847	+	}
848	+	}
849	+
850	+
851	+	static void
852	+	lowqopts(                       /* low quality rendering options */
853	+	char    *op,
854	+	char    *po
855	+	)
856	+	{
857		double  d, org[3], siz[3];
858
859		*op = '\0';
860	+	*po = '\0';
861		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
862		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
863		badvalue(ZONE);
864		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
865	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
866	+	badvalue(ZONE);
867		getoctcube(org, &d);
868		d *= 3./(siz[0]+siz[1]+siz[2]);
869		switch (vscale(DETAIL)) {
870		case LOW:
871	<	op = addarg(op, "-ps 16");
872	<	op = addarg(op, "-dp 16");
873	<	sprintf(op, " -ar %d", (int)(4*d));
871	>	po = addarg(po, "-ps 16");
872	>	op = addarg(op, "-dp 64");
873	>	sprintf(op, " -ar %d", (int)(8*d));
874		op += strlen(op);
875		break;
876		case MEDIUM:
877	<	op = addarg(op, "-ps 8");
878	<	op = addarg(op, "-dp 32");
879	<	sprintf(op, " -ar %d", (int)(8*d));
877	>	po = addarg(po, "-ps 8");
878	>	op = addarg(op, "-dp 128");
879	>	sprintf(op, " -ar %d", (int)(16*d));
880		op += strlen(op);
881		break;
882		case HIGH:
883	<	op = addarg(op, "-ps 4");
884	<	op = addarg(op, "-dp 64");
885	<	sprintf(op, " -ar %d", (int)(16*d));
883	>	po = addarg(po, "-ps 4");
884	>	op = addarg(op, "-dp 256");
885	>	sprintf(op, " -ar %d", (int)(32*d));
886		op += strlen(op);
887		break;
888		}
889	<	op = addarg(op, "-pt .16");
889	>	po = addarg(po, "-pt .16");
890		if (vbool(PENUMBRAS))
891		op = addarg(op, "-ds .4");
892	<	op = addarg(op, "-dt .2");
893	<	op = addarg(op, "-dc .25");
894	<	op = addarg(op, "-dr 0");
602	<	op = addarg(op, "-sj 0");
603	<	op = addarg(op, "-st .7");
604	<	op = addarg(op, "-ab 0");
892	>	else
893	>	op = addarg(op, "-ds 0");
894	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
895		if (vdef(AMBFILE)) {
896		sprintf(op, " -af %s", vval(AMBFILE));
897		op += strlen(op);
#	Line 609 | Line 899 | register char  *op;
899		overture = 0;
900		switch (vscale(VARIABILITY)) {
901		case LOW:
902	<	op = addarg(op, "-aa .4");
613	<	op = addarg(op, "-ad 32");
902	>	op = addarg(op, "-aa .3 -ad 256");
903		break;
904		case MEDIUM:
905	<	op = addarg(op, "-aa .3");
617	<	op = addarg(op, "-ad 64");
905	>	op = addarg(op, "-aa .25 -ad 512");
906		break;
907		case HIGH:
908	<	op = addarg(op, "-aa .25");
621	<	op = addarg(op, "-ad 128");
908	>	op = addarg(op, "-aa .2 -ad 1024");
909		break;
910		}
911		op = addarg(op, "-as 0");
912		d = ambval();
913		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
914		op += strlen(op);
915	<	op = addarg(op, "-lr 3");
629	<	op = addarg(op, "-lw .02");
630	<	if (vdef(RENDER))
631	<	op = addarg(op, vval(RENDER));
915	>	op = addarg(op, "-lr 6 -lw .003");
916		}
917
918
919	<	medqopts(op)                            /* medium quality rendering options */
920	<	register char   *op;
919	>	static void
920	>	medqopts(                       /* medium quality rendering options */
921	>	char    *op,
922	>	char    *po
923	>	)
924		{
925	<	double  d, org[3], siz[3];
925	>	double  d, org[3], siz[3], asz;
926
927		*op = '\0';
928	+	*po = '\0';
929		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
930		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
931		badvalue(ZONE);
932		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
933	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
934	+	badvalue(ZONE);
935		getoctcube(org, &d);
936	<	d *= 3./(siz[0]+siz[1]+siz[2]);
936	>	asz = (siz[0]+siz[1]+siz[2])/3.;
937	>	d /= asz;
938		switch (vscale(DETAIL)) {
939		case LOW:
940	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
941	<	op = addarg(op, "-dp 64");
942	<	sprintf(op, " -ar %d", (int)(8*d));
940	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
941	>	op = addarg(op, "-dp 256");
942	>	sprintf(op, " -ar %d", (int)(16*d));
943		op += strlen(op);
944	+	sprintf(op, " -ms %.2g", asz/20.);
945	+	op += strlen(op);
946		break;
947		case MEDIUM:
948	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
949	<	op = addarg(op, "-dp 128");
950	<	sprintf(op, " -ar %d", (int)(16*d));
948	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
949	>	op = addarg(op, "-dp 512");
950	>	sprintf(op, " -ar %d", (int)(32*d));
951		op += strlen(op);
952	+	sprintf(op, " -ms %.2g", asz/40.);
953	+	op += strlen(op);
954		break;
955		case HIGH:
956	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
957	<	op = addarg(op, "-dp 256");
958	<	sprintf(op, " -ar %d", (int)(32*d));
956	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
957	>	op = addarg(op, "-dp 1024");
958	>	sprintf(op, " -ar %d", (int)(64*d));
959		op += strlen(op);
960	+	sprintf(op, " -ms %.2g", asz/80.);
961	+	op += strlen(op);
962		break;
963		}
964	<	op = addarg(op, "-pt .08");
965	<	if (vbool(PENUMBRAS)) {
966	<	op = addarg(op, "-ds .2");
967	<	op = addarg(op, "-dj .35");
671	<	} else
964	>	po = addarg(po, "-pt .08");
965	>	if (vbool(PENUMBRAS))
966	>	op = addarg(op, "-ds .2 -dj .9");
967	>	else
968		op = addarg(op, "-ds .3");
969	<	op = addarg(op, "-dt .1");
970	<	op = addarg(op, "-dc .5");
971	<	op = addarg(op, "-dr 1");
972	<	op = addarg(op, "-sj .7");
973	<	op = addarg(op, "-st .15");
678	<	sprintf(op, " -ab %d", overture=vint(INDIRECT));
679	<	op += strlen(op);
969	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
970	>	if ( (overture = vint(INDIRECT)) ) {
971	>	sprintf(op, " -ab %d", overture);
972	>	op += strlen(op);
973	>	}
974		if (vdef(AMBFILE)) {
975		sprintf(op, " -af %s", vval(AMBFILE));
976		op += strlen(op);
#	Line 684 | Line 978 | register char  *op;
978		overture = 0;
979		switch (vscale(VARIABILITY)) {
980		case LOW:
981	<	op = addarg(op, "-aa .25");
688	<	op = addarg(op, "-ad 128");
689	<	op = addarg(op, "-as 0");
981	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
982		break;
983		case MEDIUM:
984	<	op = addarg(op, "-aa .2");
693	<	op = addarg(op, "-ad 300");
694	<	op = addarg(op, "-as 64");
984	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
985		break;
986		case HIGH:
987	<	op = addarg(op, "-aa .15");
698	<	op = addarg(op, "-ad 500");
699	<	op = addarg(op, "-as 128");
987	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
988		break;
989		}
990		d = ambval();
991		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
992		op += strlen(op);
993	<	op = addarg(op, "-lr 6");
706	<	op = addarg(op, "-lw .002");
707	<	if (vdef(RENDER))
708	<	op = addarg(op, vval(RENDER));
993	>	op = addarg(op, "-lr 8 -lw 1e-4");
994		}
995
996
997	<	hiqopts(op)                             /* high quality rendering options */
998	<	register char   *op;
997	>	static void
998	>	hiqopts(                                /* high quality rendering options */
999	>	char    *op,
1000	>	char    *po
1001	>	)
1002		{
1003	<	double  d, org[3], siz[3];
1003	>	double  d, org[3], siz[3], asz;
1004
1005		*op = '\0';
1006	+	*po = '\0';
1007		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1008		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1009		badvalue(ZONE);
1010		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1011	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1012	+	badvalue(ZONE);
1013		getoctcube(org, &d);
1014	<	d *= 3./(siz[0]+siz[1]+siz[2]);
1014	>	asz = (siz[0]+siz[1]+siz[2])/3.;
1015	>	d /= asz;
1016		switch (vscale(DETAIL)) {
1017		case LOW:
1018	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1019	<	op = addarg(op, "-dp 256");
1020	<	sprintf(op, " -ar %d", (int)(16*d));
1018	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1019	>	op = addarg(op, "-dp 1024");
1020	>	sprintf(op, " -ar %d", (int)(32*d));
1021		op += strlen(op);
1022	+	sprintf(op, " -ms %.2g", asz/40.);
1023	+	op += strlen(op);
1024		break;
1025		case MEDIUM:
1026	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1027	<	op = addarg(op, "-dp 512");
1028	<	sprintf(op, " -ar %d", (int)(32*d));
1026	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1027	>	op = addarg(op, "-dp 2048");
1028	>	sprintf(op, " -ar %d", (int)(64*d));
1029		op += strlen(op);
1030	+	sprintf(op, " -ms %.2g", asz/80.);
1031	+	op += strlen(op);
1032		break;
1033		case HIGH:
1034	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1035	<	op = addarg(op, "-dp 1024");
1036	<	sprintf(op, " -ar %d", (int)(64*d));
1034	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1035	>	op = addarg(op, "-dp 4096");
1036	>	sprintf(op, " -ar %d", (int)(128*d));
1037		op += strlen(op);
1038	+	sprintf(op, " -ms %.2g", asz/160.);
1039	+	op += strlen(op);
1040		break;
1041		}
1042	<	op = addarg(op, "-pt .04");
1043	<	if (vbool(PENUMBRAS)) {
1044	<	op = addarg(op, "-ds .1");
1045	<	op = addarg(op, "-dj .7");
748	<	} else
1042	>	po = addarg(po, "-pt .04");
1043	>	if (vbool(PENUMBRAS))
1044	>	op = addarg(op, "-ds .1 -dj .9");
1045	>	else
1046		op = addarg(op, "-ds .2");
1047	<	op = addarg(op, "-dt .05");
751	<	op = addarg(op, "-dc .75");
752	<	op = addarg(op, "-dr 3");
753	<	op = addarg(op, "-sj 1");
754	<	op = addarg(op, "-st .03");
1047	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1048		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1049		op += strlen(op);
1050		if (vdef(AMBFILE)) {
#	Line 761 | Line 1054 | register char  *op;
1054		overture = 0;
1055		switch (vscale(VARIABILITY)) {
1056		case LOW:
1057	<	op = addarg(op, "-aa .15");
765	<	op = addarg(op, "-ad 200");
766	<	op = addarg(op, "-as 0");
1057	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
1058		break;
1059		case MEDIUM:
1060	<	op = addarg(op, "-aa .125");
770	<	op = addarg(op, "-ad 512");
771	<	op = addarg(op, "-as 128");
1060	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1061		break;
1062		case HIGH:
1063	<	op = addarg(op, "-aa .08");
775	<	op = addarg(op, "-ad 850");
776	<	op = addarg(op, "-as 256");
1063	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1064		break;
1065		}
1066		d = ambval();
1067		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1068		op += strlen(op);
1069	<	op = addarg(op, "-lr 12");
783	<	op = addarg(op, "-lw .0005");
784	<	if (vdef(RENDER))
785	<	op = addarg(op, vval(RENDER));
1069	>	op = addarg(op, "-lr 12 -lw 1e-5");
1070		}
1071
1072
1073	<	xferopts(ro)                            /* transfer options if indicated */
1074	<	char    *ro;
1073	>	#ifdef _WIN32
1074	>	static void
1075	>	setenv(                 /* set an environment variable */
1076	>	char    *vname,
1077	>	char    *value
1078	>	)
1079		{
1080	+	char    *evp;
1081	+
1082	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1083	+	if (evp == NULL)
1084	+	syserr(progname);
1085	+	sprintf(evp, "%s=%s", vname, value);
1086	+	if (putenv(evp) != 0) {
1087	+	fprintf(stderr, "%s: out of environment space\n", progname);
1088	+	quit(1);
1089	+	}
1090	+	if (!silent)
1091	+	printf("set %s\n", evp);
1092	+	}
1093	+	#endif
1094	+
1095	+
1096	+	static void
1097	+	xferopts(                               /* transfer options if indicated */
1098	+	char    *ro
1099	+	)
1100	+	{
1101		int     fd, n;
1102	+	char    *cp;
1103
1104		n = strlen(ro);
1105		if (n < 2)
1106		return;
1107		if (vdef(OPTFILE)) {
1108	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1)
1108	>	for (cp = ro; cp[1]; cp++)
1109	>	if (isspace(cp[1]) && (cp[2] == '@' ||
1110	>	(cp[2] == '-' && isalpha(cp[3]))))
1111	>	*cp = '\n';
1112	>	else
1113	>	*cp = cp[1];
1114	>	*cp = '\n';
1115	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1116	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1117		syserr(vval(OPTFILE));
1118	<	if (write(fd, ro+1, n-1) != n-1)
801	<	syserr(vval(OPTFILE));
802	<	write(fd, "\n", 1);
803	<	close(fd);
804	<	ro[0] = ' ';
805	<	ro[1] = '^';
806	<	strcpy(ro+2, vval(OPTFILE));
1118	>	sprintf(ro, " @%s", vval(OPTFILE));
1119		}
1120	<	#ifdef MSDOS
1120	>	#ifdef _WIN32
1121		else if (n > 50) {
1122	<	register char   *evp = bmalloc(n+6);
811	<	if (evp == NULL)
812	<	syserr(progname);
813	<	strcpy(evp, "ROPT=");
814	<	strcat(evp, ro);
815	<	if (putenv(evp) != 0) {
816	<	fprintf(stderr, "%s: out of environment space\n",
817	<	progname);
818	<	exit(1);
819	<	}
1122	>	setenv("ROPT", ro+1);
1123		strcpy(ro, " $ROPT");
1124		}
1125		#endif
1126		}
1127
1128
1129	<	pfiltopts(po)                           /* get pfilt options */
1130	<	register char   *po;
1129	>	static void
1130	>	pfiltopts(                              /* get pfilt options */
1131	>	char    *po
1132	>	)
1133		{
1134		*po = '\0';
1135		if (vdef(EXPOSURE)) {
1136		po = addarg(po, "-1 -e");
1137		po = addarg(po, vval(EXPOSURE));
1138		}
1139	<	if (vscale(QUALITY) == HIGH)
1140	<	po = addarg(po, "-r .65");
1139	>	switch (vscale(QUALITY)) {
1140	>	case MEDIUM:
1141	>	po = addarg(po, "-r .6");
1142	>	break;
1143	>	case HIGH:
1144	>	po = addarg(po, "-m .25");
1145	>	break;
1146	>	}
1147		if (vdef(PFILT))
1148	<	po = addarg(po, vval(PFILT));
1148	>	if (vval(PFILT)[0] != '-') {
1149	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1150	>	po = addarg(po, sskip2(vval(PFILT), 1));
1151	>	} else
1152	>	po = addarg(po, vval(PFILT));
1153		}
1154
1155
1156	<	matchword(s1, s2)                       /* match white-delimited words */
1157	<	register char   *s1, *s2;
1156	>	static int
1157	>	matchword(                      /* match white-delimited words */
1158	>	char    *s1,
1159	>	char    *s2
1160	>	)
1161		{
1162		while (isspace(*s1)) s1++;
1163		while (isspace(*s2)) s2++;
#	Line 850 | Line 1168 | register char  *s1, *s2;
1168		}
1169
1170
1171	<	char *
1172	<	specview(vs)                            /* get proper view spec from vs */
1173	<	register char   *vs;
1171	>	static char *
1172	>	specview(                               /* get proper view spec from vs */
1173	>	char    *vs
1174	>	)
1175		{
1176		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1177		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1178		static char     viewopts[128];
1179	<	register char   *cp;
1179	>	char    *cp;
1180		int     xpos, ypos, zpos, viewtype, upax;
1181	<	register int    i;
1181	>	int     i;
1182		double  cent[3], dim[3], mult, d;
1183
1184		if (vs == NULL || *vs == '-')
#	Line 870 | Line 1189 | register char  *vs;
1189		upax = 1-'X'+UPPER(vval(UP)[1]);
1190		else
1191		upax = 1-'X'+vlet(UP);
1192	<	if (upax < 1 | upax > 3)
1192	>	if ((upax < 1) | (upax > 3))
1193		badvalue(UP);
1194		if (vval(UP)[0] == '-')
1195		upax = -upax;
#	Line 892 | Line 1211 | register char  *vs;
1211		} else if (*vs == 'z') {
1212		zpos = -1; vs++;
1213		}
1214	<	viewtype = 'v';
1215	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1214	>	switch (*vs) {
1215	>	case VT_PER:
1216	>	case VT_PAR:
1217	>	case VT_ANG:
1218	>	case VT_HEM:
1219	>	case VT_PLS:
1220	>	case VT_CYL:
1221		viewtype = *vs++;
1222	+	break;
1223	+	default:
1224	+	viewtype = VT_PER;
1225	+	break;
1226	+	}
1227		cp = viewopts;
1228		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1229		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 904 | Line 1233 | register char  *vs;
1233		badvalue(ZONE);
1234		for (i = 0; i < 3; i++) {
1235		dim[i] -= cent[i];
1236	+	if (dim[i] <= FTINY)
1237	+	badvalue(ZONE);
1238		cent[i] += .5*dim[i];
1239		}
1240		mult = vlet(ZONE)=='E' ? 2. : .45 ;
1241	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1241	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1242		cent[0]+xpos*mult*dim[0],
1243		cent[1]+ypos*mult*dim[1],
1244		cent[2]+zpos*mult*dim[2],
#	Line 934 | Line 1265 | register char  *vs;
1265		}
1266		cp = addarg(cp, vup[upax+3]);
1267		switch (viewtype) {
1268	<	case 'v':
1268	>	case VT_PER:
1269		cp = addarg(cp, "-vh 45 -vv 45");
1270		break;
1271	<	case 'l':
1271	>	case VT_PAR:
1272		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1273	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1273	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1274		cp += strlen(cp);
1275		break;
1276	<	case 'a':
1277	<	case 'h':
1276	>	case VT_ANG:
1277	>	case VT_HEM:
1278	>	case VT_PLS:
1279		cp = addarg(cp, "-vh 180 -vv 180");
1280		break;
1281	+	case VT_CYL:
1282	+	cp = addarg(cp, "-vh 180 -vv 90");
1283	+	break;
1284		}
1285		} else {
1286	<	while (*vs && !isspace(*vs))    /* else skip id */
1287	<	vs++;
1288	<	if (upax) {                     /* specify up vector */
1286	>	while (!isspace(*vs))           /* else skip id */
1287	>	if (!*vs++)
1288	>	return(NULL);
1289	>	if (upax) {                     /* prepend up vector */
1290		strcpy(cp, vup[upax+3]);
1291		cp += strlen(cp);
1292		}
1293		}
1294	<	/* append any additional options */
1294	>	if (cp == viewopts)             /* append any additional options */
1295	>	vs++;           /* skip prefixed space if unneeded */
1296		strcpy(cp, vs);
1297	+	#ifdef _WIN32
1298	+	if (strlen(viewopts) > 40) {
1299	+	setenv("VIEW", viewopts);
1300	+	return("$VIEW");
1301	+	}
1302	+	#endif
1303		return(viewopts);
1304		}
1305
1306
1307	<	char *
1308	<	getview(n, vn)                          /* get view n, or NULL if none */
1309	<	int     n;
1310	<	char    *vn;
1307	>	static char *
1308	>	getview(                                /* get view n, or NULL if none */
1309	>	int     n,
1310	>	char    *vn             /* returned view name */
1311	>	)
1312		{
1313	<	register char   *mv;
1313	>	char    *mv;
1314
1315	<	if (viewselect != NULL) {
1315	>	if (viewselect != NULL) {               /* command-line selected */
1316		if (n)                          /* only do one */
1317		return(NULL);
1318	+
1319	+	if (isint(viewselect)) {        /* view number? */
1320	+	n = atoi(viewselect)-1;
1321	+	goto numview;
1322	+	}
1323		if (viewselect[0] == '-') {     /* already specified */
1324	<	if (vn != NULL) *vn = '\0';
1324	>	if (vn != NULL)
1325	>	strcpy(vn, "0");
1326		return(viewselect);
1327		}
1328		if (vn != NULL) {
#	Line 982 | Line 1332 | char   *vn;
1332		*vn = '\0';
1333		}
1334		/* check list */
1335	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1335	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1336		if (matchword(viewselect, mv))
1337		return(specview(mv));
1338	+
1339		return(specview(viewselect));   /* standard view? */
1340		}
1341	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1342	<	if (*mv != '-')
1343	<	while (*mv && !isspace(*mv))
1344	<	*vn++ = *mv++;
1345	<	*vn = '\0';
1341	>	numview:
1342	>	mv = nvalue(VIEWS, n);          /* use view n */
1343	>	if ((vn != NULL) & (mv != NULL))
1344	>	if (*mv != '-') {
1345	>	char    *mv2 = mv;
1346	>	while (*mv2 && !isspace(*mv2))
1347	>	*vn++ = *mv2++;
1348	>	*vn = '\0';
1349	>	} else
1350	>	sprintf(vn, "%d", n+1);
1351	>
1352	>	return(specview(mv));
1353	>	}
1354	>
1355	>
1356	>	static int
1357	>	myprintview(                    /* print out selected view */
1358	>	char    *vopts,
1359	>	FILE    *fp
1360	>	)
1361	>	{
1362	>	VIEW    vwr;
1363	>	char    buf[128];
1364	>	char    *cp;
1365	>	#ifdef _WIN32
1366	>	/* XXX Should we allow something like this for all platforms? */
1367	>	/* XXX Or is it still required at all? */
1368	>	again:
1369	>	#endif
1370	>	if (vopts == NULL)
1371	>	return(-1);
1372	>	#ifdef _WIN32
1373	>	if (vopts[0] == '$') {
1374	>	vopts = getenv(vopts+1);
1375	>	goto again;
1376		}
1377	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1377	>	#endif
1378	>	vwr = stdview;
1379	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1380	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1381	>	*atos(buf, sizeof(buf), cp += 4)) {
1382	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1383	>	sscanview(&vwr, cp);            /* reset tail */
1384	>	}
1385	>	fputs(VIEWSTR, fp);
1386	>	fprintview(&vwr, fp);                   /* print full spec. */
1387	>	fputc('\n', fp);
1388	>	return(0);
1389		}
1390
1391
1392	<	rview(opts)                             /* run rview with first view */
1393	<	char    *opts;
1392	>	static void
1393	>	rvu(                            /* run rvu with first view */
1394	>	char    *opts,
1395	>	char    *po
1396	>	)
1397		{
1398	<	char    combuf[512];
1398	>	char    *vw;
1399	>	char    combuf[PATH_MAX];
1400		/* build command */
1401	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1401	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1402	>	return;
1403	>	if (sayview)
1404	>	myprintview(vw, stdout);
1405	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1406	>	if (nprocs > 1)
1407	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1408		if (rvdevice != NULL)
1409		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1410	<	strcat(combuf, vval(OCTREE));
1411	<	if (!silent) {                  /* echo it */
1412	<	printf("\t%s\n", combuf);
1413	<	fflush(stdout);
1410	>	if (vdef(EXPOSURE))
1411	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1412	>	strcat(combuf, oct1name);
1413	>	if (runcom(combuf)) {           /* run it */
1414	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1415	>	quit(1);
1416		}
1013	–	if (noaction)
1014	–	return;
1015	–	if (system(combuf)) {           /* run it */
1016	–	fprintf(stderr, "%s: error running rview\n", progname);
1017	–	exit(1);
1018	–	}
1417		}
1418
1419
1420	<	rpict(opts)                             /* run rpict and pfilt for each view */
1421	<	char    *opts;
1420	>	static int
1421	>	syncf_done(                     /* check if an rpiece sync file is complete */
1422	>	char *sfname
1423	>	)
1424		{
1425	<	char    combuf[1024];
1426	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1425	>	FILE    *fp = fopen(sfname, "r");
1426	>	int     todo = 1;
1427	>	int     x, y;
1428	>
1429	>	if (fp == NULL)
1430	>	return(0);
1431	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1432	>	goto checked;
1433	>	todo = x*y;             /* total number of tiles */
1434	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1435	>	goto checked;
1436	>	/* XXX assume no redundant tiles */
1437	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1438	>	if (!--todo)
1439	>	break;
1440	>	checked:
1441	>	fclose(fp);
1442	>	return(!todo);
1443	>	}
1444	>
1445	>
1446	>	static void
1447	>	rpict(                          /* run rpict and pfilt for each view */
1448	>	char    *opts,
1449	>	char    *po
1450	>	)
1451	>	{
1452	>	#define do_rpiece       (sfile[0]!='\0')
1453	>	char    combuf[5*PATH_MAX+512];
1454	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1455	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1456	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1457		char    pfopts[128];
1458		char    vs[32], *vw;
1459		int     vn, mult;
1460	+	FILE    *fp;
1461	+	time_t  rfdt, pfdt;
1462	+	int     xres, yres;
1463	+	double  aspect;
1464	+	int     n;
1465		/* get pfilt options */
1466		pfiltopts(pfopts);
1467		/* get resolution, reporting */
1468	<	mult = vscale(QUALITY)+1;
1469	<	{
1470	<	int     xres, yres;
1471	<	double  aspect;
1472	<	int     n;
1473	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1474	<	if (n == 3)
1475	<	sprintf(res, "-x %d -y %d -pa %.3f",
1476	<	mult*xres, mult*yres, aspect);
1477	<	else if (n) {
1043	<	if (n == 1) yres = xres;
1044	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1045	<	} else
1046	<	badvalue(RESOLUTION);
1468	>	switch (vscale(QUALITY)) {
1469	>	case LOW:
1470	>	mult = 1;
1471	>	break;
1472	>	case MEDIUM:
1473	>	mult = 2;
1474	>	break;
1475	>	case HIGH:
1476	>	mult = 3;
1477	>	break;
1478		}
1479	+	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1480	+	if (n == 3)
1481	+	sprintf(res, "-x %d -y %d -pa %.3f",
1482	+	mult*xres, mult*yres, aspect);
1483	+	else if (n) {
1484	+	aspect = 1.;
1485	+	if (n == 1) yres = xres;
1486	+	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1487	+	} else
1488	+	badvalue(RESOLUTION);
1489		rep[0] = '\0';
1490		if (vdef(REPORT)) {
1491		double  minutes;
1051	–	int     n;
1492		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1493		if (n == 2)
1494		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
#	Line 1057 | Line 1497 | char   *opts;
1497		else
1498		badvalue(REPORT);
1499		}
1500	<	/* check date on ambient file */
1501	<	if (vdef(AMBFILE)) {
1502	<	long    afdate = fdate(vval(AMBFILE));
1503	<	if (afdate >= 0 & octreedate > afdate) {
1504	<	if (!silent)
1505	<	#ifdef MSDOS
1506	<	printf("\tdel %s\n", vval(AMBFILE));
1507	<	#else
1508	<	printf("\trm %s\n", vval(AMBFILE));
1509	<	#endif
1510	<	if (!noaction)
1511	<	unlink(vval(AMBFILE));
1500	>	/* set up parallel rendering */
1501	>	sfile[0] = '\0';
1502	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1503	>	getview(0, vs) != NULL) {
1504	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1505	>	getview(1, NULL) == NULL) {
1506	>	sprintf(sfile, "%s_%s_rpsync.txt",
1507	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1508	>	vs);
1509	>	strcpy(rppopt, "-PP pfXXXXXX");
1510	>	} else {
1511	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1512		}
1513	+	pfile = rppopt + strlen(rppopt) - 8;
1514	+	if (mktemp(pfile) == NULL) {
1515	+	if (do_rpiece) {
1516	+	fprintf(stderr, "%s: cannot create\n", pfile);
1517	+	quit(1);
1518	+	}
1519	+	pfile = NULL;
1520	+	}
1521		}
1522	<	/* do each view */
1075	<	vn = 0;
1522	>	vn = 0;                                 /* do each view */
1523		while ((vw = getview(vn++, vs)) != NULL) {
1524	<	if (!vs[0])
1525	<	sprintf(vs, "%d", vn);
1526	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1524	>	if (sayview)
1525	>	myprintview(vw, stdout);
1526	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1527	>	if (vdef(ZFILE))
1528	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1529	>	else
1530	>	zopt[0] = '\0';
1531		/* check date on picture */
1532	<	if (fdate(picfile) > octreedate)
1532	>	pfdt = fdate(picfile);
1533	>	if (pfdt >= oct1date)
1534		continue;
1535	+	/* get raw file name */
1536	+	sprintf(rawfile, "%s_%s.unf",
1537	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1538	+	rfdt = fdate(rawfile);
1539	+	if (touchonly) {                /* update times only */
1540	+	if (rfdt) {
1541	+	if (rfdt < oct1date)
1542	+	touch(rawfile);
1543	+	} else if (pfdt && pfdt < oct1date)
1544	+	touch(picfile);
1545	+	continue;
1546	+	}
1547	+	/* parallel running? */
1548	+	if (do_rpiece) {
1549	+	if (rfdt < oct1date || !fdate(sfile)) {
1550	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1551	+	if (rfdt >= oct1date) {
1552	+	fprintf(stderr,
1553	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1554	+	quit(1);
1555	+	}
1556	+	if (rfdt) {     /* start fresh */
1557	+	rmfile(rawfile);
1558	+	rfdt = 0;
1559	+	}
1560	+	if (!silent)
1561	+	printf("\techo %d %d > %s\n",
1562	+	xdiv, ydiv, sfile);
1563	+	if ((fp = fopen(sfile, "w")) == NULL) {
1564	+	fprintf(stderr, "%s: cannot create\n",
1565	+	sfile);
1566	+	quit(1);
1567	+	}
1568	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1569	+	fclose(fp);
1570	+	}
1571	+	} else if (next_process(0)) {
1572	+	if (pfile != NULL)
1573	+	sleep(10);
1574	+	continue;
1575	+	} else if (!inchild())
1576	+	pfile = NULL;
1577	+	/* XXX Remember to call finish_process() */
1578		/* build rpict command */
1579	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1580	<	if (fdate(rawfile) > octreedate)        /* recover */
1581	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1582	<	rep, opts, rawfile, vval(OCTREE));
1583	<	else {
1579	>	if (rfdt >= oct1date) {         /* already in progress */
1580	>	if (do_rpiece) {
1581	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1582	>	c_rpiece, sfile, rppopt, rep, vw,
1583	>	res, opts, po, rawfile, oct1name);
1584	>	while (next_process(1)) {
1585	>	sleep(10);
1586	>	combuf[strlen(c_rpiece)+2] = 'F';
1587	>	}
1588	>	} else
1589	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1590	>	rep, opts, po, zopt, rawfile, oct1name);
1591	>	if (runcom(combuf))     /* run rpict/rpiece */
1592	>	goto rperror;
1593	>	} else {
1594		if (overture) {         /* run overture calculation */
1595		sprintf(combuf,
1596	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1597	<	rep, vw, opts,
1598	<	vval(OCTREE), rawfile);
1599	<	if (!silent) {
1596	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1597	>	c_rpict, rep, vw, opts,
1598	>	oct1name, overfile);
1599	>	if (!do_rpiece || !next_process(0)) {
1600	>	if (runcom(combuf)) {
1601	>	fprintf(stderr,
1602	>	"%s: error in overture for view %s\n",
1603	>	progname, vs);
1604	>	quit(1);
1605	>	}
1606	>	#ifndef NULL_DEVICE
1607	>	rmfile(overfile);
1608	>	#endif
1609	>	} else if (do_rpiece)
1610	>	sleep(20);
1611	>	}
1612	>	if (do_rpiece) {
1613	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1614	>	c_rpiece, sfile, rppopt, rep, vw,
1615	>	res, opts, po, rawfile, oct1name);
1616	>	while (next_process(1))
1617	>	sleep(10);
1618	>	} else {
1619	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1620	>	c_rpict, rep, vw, res, opts, po,
1621	>	zopt, oct1name, rawfile);
1622	>	}
1623	>	if ((pfile != NULL) & !do_rpiece) {
1624	>	if (!silent)
1625		printf("\t%s\n", combuf);
1626	<	fflush(stdout);
1627	<	}
1628	<	if (!noaction && system(combuf)) {
1629	<	fprintf(stderr,
1630	<	"%s: error in overture for view %s\n\t%s removed\n",
1631	<	progname, vs, rawfile);
1632	<	unlink(rawfile);
1633	<	exit(1);
1634	<	}
1626	>	fflush(stdout);
1627	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1628	>	c_rpict, rep, rppopt, res,
1629	>	opts, po, oct1name, rawfile);
1630	>	fp = popen(combuf, "w");
1631	>	if (fp == NULL)
1632	>	goto rperror;
1633	>	myprintview(vw, fp);
1634	>	if (pclose(fp))
1635	>	goto rperror;
1636	>	} else if (runcom(combuf))
1637	>	goto rperror;
1638	>	}
1639	>	if (do_rpiece) {                /* need to finish raw, first */
1640	>	finish_process();
1641	>	wait_process(1);
1642	>	if (!syncf_done(sfile)) {
1643	>	fprintf(stderr,
1644	>	"%s: %s did not complete rendering of view %s\n",
1645	>	progname, c_rpiece, vs);
1646	>	quit(1);
1647		}
1106	–	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1107	–	rep, vw, res, opts,
1108	–	vval(OCTREE), rawfile);
1648		}
1649	<	if (!silent) {                  /* echo rpict command */
1111	<	printf("\t%s\n", combuf);
1112	<	fflush(stdout);
1113	<	}
1114	<	if (!noaction && system(combuf)) {      /* run rpict */
1115	<	fprintf(stderr, "%s: error rendering view %s\n",
1116	<	progname, vs);
1117	<	exit(1);
1118	<	}
1649	>	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1650		/* build pfilt command */
1651	<	if (mult > 1)
1652	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1653	<	pfopts, mult, mult, rawfile, picfile);
1654	<	else
1124	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1651	>	if (do_rpiece)
1652	>	sprintf(combuf,
1653	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1654	>	c_pfilt, pfopts, xres, yres, aspect,
1655		rawfile, picfile);
1656	<	if (!silent) {                  /* echo pfilt command */
1657	<	printf("\t%s\n", combuf);
1658	<	fflush(stdout);
1656	>	else if (mult > 1)
1657	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1658	>	c_pfilt, pfopts, mult, mult,
1659	>	rawfile, picfile);
1660	>	else
1661	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1662	>	pfopts, rawfile, picfile);
1663	>	if (runcom(combuf)) {   /* run pfilt */
1664	>	fprintf(stderr,
1665	>	"%s: error filtering view %s\n\t%s removed\n",
1666	>	progname, vs, picfile);
1667	>	unlink(picfile);
1668	>	quit(1);
1669	>	}
1670		}
1671	<	if (!noaction && system(combuf)) {      /* run pfilt */
1672	<	fprintf(stderr,
1673	<	"%s: error filtering view %s\n\t%s removed\n",
1674	<	progname, vs, picfile);
1675	<	unlink(picfile);
1676	<	exit(1);
1671	>	/* remove/rename raw file */
1672	>	if (vdef(RAWFILE)) {
1673	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1674	>	mvfile(rawfile, combuf);
1675	>	} else
1676	>	rmfile(rawfile);
1677	>	if (do_rpiece)                  /* done with sync file */
1678	>	rmfile(sfile);
1679	>	else
1680	>	finish_process();       /* exit if child */
1681	>	}
1682	>	wait_process(1);                /* wait for children to finish */
1683	>	if (pfile != NULL) {            /* clean up persistent rpict */
1684	>	RT_PID  pid;
1685	>	fp = fopen(pfile, "r");
1686	>	if (fp != NULL) {
1687	>	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1688	>	kill(pid, 1) < 0)
1689	>	unlink(pfile);
1690	>	fclose(fp);
1691		}
1137	–	/* remove raw file */
1138	–	if (!silent)
1139	–	#ifdef MSDOS
1140	–	printf("\tdel %s\n", rawfile);
1141	–	#else
1142	–	printf("\trm %s\n", rawfile);
1143	–	#endif
1144	–	if (!noaction)
1145	–	unlink(rawfile);
1692		}
1693	+	return;
1694	+	rperror:
1695	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1696	+	quit(1);
1697	+	#undef do_rpiece
1698		}
1699
1700
1701	<	badvalue(vc)                    /* report bad variable value and exit */
1702	<	int     vc;
1701	>	static int
1702	>	touch(                  /* update a file */
1703	>	char    *fn
1704	>	)
1705		{
1706	+	if (!silent)
1707	+	printf("\ttouch %s\n", fn);
1708	+	if (!nprocs)
1709	+	return(0);
1710	+	return(setfdate(fn, time((time_t *)NULL)));
1711	+	}
1712	+
1713	+
1714	+	static int
1715	+	runcom(                 /* run command */
1716	+	char    *cs
1717	+	)
1718	+	{
1719	+	if (!silent)            /* echo it */
1720	+	printf("\t%s\n", cs);
1721	+	if (!nprocs)
1722	+	return(0);
1723	+	fflush(NULL);           /* flush output and pass to shell */
1724	+	return(system(cs));
1725	+	}
1726	+
1727	+
1728	+	static int
1729	+	rmfile(                 /* remove a file */
1730	+	char    *fn
1731	+	)
1732	+	{
1733	+	if (!silent)
1734	+	printf("\t%s %s\n", DELCMD, fn);
1735	+	if (!nprocs)
1736	+	return(0);
1737	+	return(unlink(fn));
1738	+	}
1739	+
1740	+
1741	+	static int
1742	+	mvfile(         /* move a file */
1743	+	char    *fold,
1744	+	char    *fnew
1745	+	)
1746	+	{
1747	+	if (!silent)
1748	+	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1749	+	if (!nprocs)
1750	+	return(0);
1751	+	return(rename(fold, fnew));
1752	+	}
1753	+
1754	+
1755	+	#ifdef RHAS_FORK_EXEC
1756	+	static int
1757	+	next_process(int reserve)               /* fork the next process */
1758	+	{
1759	+	RT_PID  child_pid;
1760	+
1761	+	if (nprocs <= 1)
1762	+	return(0);              /* it's us or no one */
1763	+	if (inchild()) {
1764	+	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1765	+	progname);
1766	+	quit(1);
1767	+	}
1768	+	if (reserve > 0 && children_running >= nprocs-reserve)
1769	+	return(0);              /* caller holding back process(es) */
1770	+	if (children_running >= nprocs)
1771	+	wait_process(0);        /* wait for someone to finish */
1772	+	fflush(NULL);                   /* flush output */
1773	+	child_pid = fork();             /* split process */
1774	+	if (child_pid == 0) {           /* we're the child */
1775	+	children_running = -1;
1776	+	nprocs = 1;
1777	+	return(0);
1778	+	}
1779	+	if (child_pid > 0) {            /* we're the parent */
1780	+	++children_running;
1781	+	return(1);
1782	+	}
1783	+	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1784	+	return(0);
1785	+	}
1786	+
1787	+	static void
1788	+	wait_process(                   /* wait for process(es) to finish */
1789	+	int     all
1790	+	)
1791	+	{
1792	+	int     ourstatus = 0, status;
1793	+	RT_PID  pid;
1794	+
1795	+	if (all)
1796	+	all = children_running;
1797	+	else if (children_running > 0)
1798	+	all = 1;
1799	+	while (all-- > 0) {
1800	+	pid = wait(&status);
1801	+	if (pid < 0)
1802	+	syserr(progname);
1803	+	status = status>>8 & 0xff;
1804	+	--children_running;
1805	+	if (status != 0) {      /* child's problem is our problem */
1806	+	if ((ourstatus == 0) & (children_running > 0))
1807	+	fprintf(stderr, "%s: waiting for remaining processes\n",
1808	+	progname);
1809	+	ourstatus = status;
1810	+	all = children_running;
1811	+	}
1812	+	}
1813	+	if (ourstatus != 0)
1814	+	quit(ourstatus);        /* bad status from child */
1815	+	}
1816	+	#else   /* ! RHAS_FORK_EXEC */
1817	+	static int
1818	+	next_process(int reserve)
1819	+	{
1820	+	return(0);                      /* cannot start new process */
1821	+	}
1822	+	static void
1823	+	wait_process(all)
1824	+	int     all;
1825	+	{
1826	+	(void)all;                      /* no one to wait for */
1827	+	}
1828	+	int
1829	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1830	+	RT_PID pid;
1831	+	int sig;
1832	+	{
1833	+	return 0;
1834	+	}
1835	+	#endif  /* ! RHAS_FORK_EXEC */
1836	+
1837	+	static void
1838	+	finish_process(void)                    /* exit a child process */
1839	+	{
1840	+	if (!inchild())
1841	+	return;                 /* in parent -- noop */
1842	+	exit(0);
1843	+	}
1844	+
1845	+
1846	+	static void
1847	+	badvalue(                       /* report bad variable value and exit */
1848	+	int     vc
1849	+	)
1850	+	{
1851		fprintf(stderr, "%s: bad value for variable '%s'\n",
1852		progname, vnam(vc));
1853	<	exit(1);
1853	>	quit(1);
1854		}
1855
1856
1857	<	syserr(s)                       /* report a system error and exit */
1858	<	char    *s;
1857	>	static void
1858	>	syserr(                 /* report a system error and exit */
1859	>	char    *s
1860	>	)
1861		{
1862		perror(s);
1863	<	exit(1);
1863	>	quit(1);
1864	>	}
1865	>
1866	>
1867	>	void
1868	>	quit(ec)                        /* exit program */
1869	>	int     ec;
1870	>	{
1871	>	exit(ec);
1872		}

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