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

Comparing ray/src/util/rad.c (file contents):
Revision 2.8 by greg, Tue May 18 13:07:56 1993 UTC vs.
Revision 2.129 by greg, Sun Feb 6 17:19:55 2022 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 "paths.h"
18	+	#include "vars.h"
19
20	<	typedef struct {
21	<	char    *name;          /* variable name */
22	<	short   nick;           /* # characters required for nickname */
23	<	short   nass;           /* # assignments made */
24	<	char    *value;         /* assigned value(s) */
25	<	int     (*fixval)();    /* assignment checking function */
26	<	} VARIABLE;
20	>	#if defined(_WIN32) || defined(_WIN64)
21	>	#define DELCMD "del"
22	>	#define RENAMECMD "rename"
23	>	#else
24	>	#define DELCMD "rm -f"
25	>	#define RENAMECMD "mv"
26	>	#include <sys/types.h>
27	>	#include <sys/wait.h>
28	>	#include <signal.h>
29	>	#endif
30
31	<	int     onevalue(), catvalues();
32	<
33	<	/* variables */
34	<	#define OBJECT          0               /* object files */
35	<	#define SCENE           1               /* scene files */
36	<	#define MATERIAL        2               /* material files */
37	<	#define RENDER          3               /* rendering options */
38	<	#define OCONV           4               /* oconv options */
39	<	#define PFILT           5               /* pfilt options */
40	<	#define VIEW            6               /* view(s) for picture(s) */
41	<	#define ZONE            7               /* simulation zone */
42	<	#define QUALITY         8               /* desired rendering quality */
43	<	#define OCTREE          9               /* octree file name */
37	<	#define PICTURE         10              /* picture file name */
38	<	#define AMBFILE         11              /* ambient file name */
31	>	/* variables (alphabetical by name) */
32	>	#define AMBFILE         0               /* ambient file name */
33	>	#define DETAIL          1               /* level of scene detail */
34	>	#define EXPOSURE        2               /* picture exposure setting */
35	>	#define EYESEP          3               /* interocular distance */
36	>	#define ILLUM           4               /* mkillum input files */
37	>	#define INDIRECT        5               /* indirection in lighting */
38	>	#define MATERIAL        6               /* material files */
39	>	#define MKILLUM         7               /* mkillum options */
40	>	#define MKPMAP          8               /* mkpmap options */
41	>	#define OBJECT          9               /* object files */
42	>	#define OCONV           10              /* oconv options */
43	>	#define OCTREE          11              /* octree file name */
44		#define OPTFILE         12              /* rendering options file */
45	<	#define EXPOSURE        13              /* picture exposure setting */
46	<	#define RESOLUTION      14              /* maximum picture resolution */
47	<	#define UP              15              /* view up (X, Y or Z) */
48	<	#define INDIRECT        16              /* indirection in lighting */
49	<	#define DETAIL          17              /* level of scene detail */
50	<	#define PENUMBRAS       18              /* shadow penumbras are desired */
51	<	#define VARIABILITY     19              /* level of light variability */
52	<	#define REPORT          20              /* report frequency and errfile */
45	>	#define PCMAP           13              /* caustic photon map */
46	>	#define PENUMBRAS       14              /* shadow penumbras are desired */
47	>	#define PFILT           15              /* pfilt options */
48	>	#define PGMAP           16              /* global photon map */
49	>	#define PICTURE         17              /* picture file root name */
50	>	#define QUALITY         18              /* desired rendering quality */
51	>	#define RAWFILE         19              /* raw picture file root name */
52	>	#define RENDER          20              /* rendering options */
53	>	#define REPORT          21              /* report frequency and errfile */
54	>	#define RESOLUTION      22              /* maximum picture resolution */
55	>	#define RPICT           23              /* rpict parameters */
56	>	#define RVU             24              /* rvu parameters */
57	>	#define SCENE           25              /* scene files */
58	>	#define UP              26              /* view up (X, Y or Z) */
59	>	#define VARIABILITY     27              /* level of light variability */
60	>	#define VIEWS           28              /* view(s) for picture(s) */
61	>	#define ZFILE           29              /* distance file root name */
62	>	#define ZONE            30              /* simulation zone */
63		/* total number of variables */
64	<	#define NVARS           21
64	>	int NVARS = 31;
65
66	<	VARIABLE        vv[NVARS] = {           /* variable-value pairs */
67	<	{"objects",     3,      0,      NULL,   catvalues},
68	<	{"scene",       3,      0,      NULL,   catvalues},
66	>	VARIABLE        vv[] = {                /* variable-value pairs */
67	>	{"AMBFILE",     3,      0,      NULL,   onevalue},
68	>	{"DETAIL",      3,      0,      NULL,   qualvalue},
69	>	{"EXPOSURE",    3,      0,      NULL,   fltvalue},
70	>	{"EYESEP",      3,      0,      NULL,   fltvalue},
71	>	{"illum",       3,      0,      NULL,   catvalues},
72	>	{"INDIRECT",    3,      0,      NULL,   intvalue},
73		{"materials",   3,      0,      NULL,   catvalues},
74	<	{"render",      3,      0,      NULL,   catvalues},
74	>	{"mkillum",     3,      0,      NULL,   catvalues},
75	>	{"mkpmap",      3,      0,      NULL,   catvalues},
76	>	{"objects",     3,      0,      NULL,   catvalues},
77		{"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},
78		{"OCTREE",      3,      0,      NULL,   onevalue},
62	–	{"PICTURE",     3,      0,      NULL,   onevalue},
63	–	{"AMBFILE",     3,      0,      NULL,   onevalue},
79		{"OPTFILE",     3,      0,      NULL,   onevalue},
80	<	{"EXPOSURE",    3,      0,      NULL,   onevalue},
80	>	{"PCMAP",       2,      0,      NULL,   onevalue},
81	>	{"PENUMBRAS",   3,      0,      NULL,   boolvalue},
82	>	{"pfilt",       2,      0,      NULL,   catvalues},
83	>	{"PGMAP",       2,      0,      NULL,   onevalue},
84	>	{"PICTURE",     3,      0,      NULL,   onevalue},
85	>	{"QUALITY",     3,      0,      NULL,   qualvalue},
86	>	{"RAWFILE",     3,      0,      NULL,   onevalue},
87	>	{"render",      3,      0,      NULL,   catvalues},
88	>	{"REPORT",      3,      0,      NULL,   onevalue},
89		{"RESOLUTION",  3,      0,      NULL,   onevalue},
90	+	{"rpict",       3,      0,      NULL,   catvalues},
91	+	{"rvu",         3,      0,      NULL,   catvalues},
92	+	{"scene",       3,      0,      NULL,   catvalues},
93		{"UP",          2,      0,      NULL,   onevalue},
94	<	{"INDIRECT",    3,      0,      NULL,   onevalue},
95	<	{"DETAIL",      3,      0,      NULL,   onevalue},
96	<	{"PENUMBRAS",   3,      0,      NULL,   onevalue},
97	<	{"VARIABILITY", 3,      0,      NULL,   onevalue},
72	<	{"REPORT",      3,      0,      NULL,   onevalue},
94	>	{"VARIABILITY", 3,      0,      NULL,   qualvalue},
95	>	{"view",        2,      0,      NULL,   NULL},
96	>	{"ZFILE",       2,      0,      NULL,   onevalue},
97	>	{"ZONE",        2,      0,      NULL,   onevalue},
98		};
99
75	–	VARIABLE        *matchvar();
76	–	char    *nvalue();
77	–	int     vscale();
78	–
79	–	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
80	–
81	–	#define vnam(vc)        (vv[vc].name)
82	–	#define vdef(vc)        (vv[vc].nass)
83	–	#define vval(vc)        (vv[vc].value)
84	–	#define vint(vc)        atoi(vval(vc))
85	–	#define vlet(vc)        UPPER(vval(vc)[0])
86	–	#define vbool(vc)       (vlet(vc)=='T')
87	–
88	–	#define HIGH            2
89	–	#define MEDIUM          1
90	–	#define LOW             0
91	–
92	–	int     lowqopts(), medqopts(), hiqopts();
93	–	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
94	–
95	–	#define renderopts      (*setqopts[vscale(QUALITY)])
96	–
100		/* overture calculation file */
101	<	#ifdef NIX
102	<	char    overfile[] = "overture.raw";
101	>	#ifdef NULL_DEVICE
102	>	char    overfile[] = NULL_DEVICE;
103		#else
104	<	char    overfile[] = "/dev/null";
104	>	char    overfile[] = "overture.unf";
105		#endif
106
104	–	extern long     fdate(), time();
107
108	<	long    scenedate;              /* date of latest scene or object file */
109	<	long    octreedate;             /* date of octree */
108	>	time_t  scenedate;              /* date of latest scene or object file */
109	>	time_t  octreedate;             /* date of octree */
110	>	time_t  matdate;                /* date of latest material file */
111	>	time_t  illumdate;              /* date of last illum file */
112
113	+	char    *oct0name;              /* name of pre-mkillum octree */
114	+	time_t  oct0date;               /* date of pre-mkillum octree */
115	+	char    *oct1name;              /* name of post-mkillum octree */
116	+	time_t  oct1date;               /* date of post-mkillum octree (>= matdate) */
117	+
118	+	char    *pgmapname;             /* name of global photon map */
119	+	time_t  pgmapdate;              /* date of global photon map (>= oct1date) */
120	+	char    *pcmapname;             /* name of caustic photon map */
121	+	time_t  pcmapdate;              /* date of caustic photon map (>= oct1date) */
122	+
123	+	int     nowarn = 0;             /* no warnings */
124		int     explicate = 0;          /* explicate variables */
125		int     silent = 0;             /* do work silently */
126	<	int     noaction = 0;           /* don't do anything */
127	<	char    *rvdevice = NULL;       /* rview output device */
126	>	int     touchonly = 0;          /* touch files only */
127	>	int     nprocs = 1;             /* maximum executing processes */
128	>	int     sayview = 0;            /* print view out */
129	>	char    *rvdevice = NULL;       /* rvu output device */
130		char    *viewselect = NULL;     /* specific view only */
131
132	+	#define DEF_RPICT_PATH  "rpict"         /* default rpict path */
133	+
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	+	int     children_running = 0;   /* set negative in children */
146	+
147		char    *progname;              /* global argv[0] */
148	+	char    *rifname;               /* global rad input file name */
149
150	<	char    radname[MAXPATH];       /* root Radiance file name */
150	>	char    radname[PATH_MAX];      /* root Radiance file name */
151
152	+	#define inchild()       (children_running < 0)
153
154	<	main(argc, argv)
155	<	int     argc;
156	<	char    *argv[];
154	>	static void rootname(char       *rn, char       *fn);
155	>	static time_t checklast(char    *fnames);
156	>	static char * newfname(char     *orig, int      pred);
157	>	static void checkfiles(void);
158	>	static void getoctcube(double   org[3], double  *sizp);
159	>	static void setdefaults(void);
160	>	static void oconv(void);
161	>	static void mkpmap(void);
162	>	static char * addarg(char       *op, char       *arg);
163	>	static void oconvopts(char      *oo);
164	>	static void mkillumopts(char    *mo);
165	>	static void mkpmapopts(char     *mo);
166	>	static void checkambfile(void);
167	>	static double ambval(void);
168	>	static void renderopts(char     *op, char       *po);
169	>	static void lowqopts(char       *op, char       *po);
170	>	static void medqopts(char       *op, char       *po);
171	>	static void hiqopts(char        *op, char       *po);
172	>	static void xferopts(char       *ro);
173	>	static void pfiltopts(char      *po);
174	>	static int matchword(char       *s1, char       *s2);
175	>	static char * specview(char     *vs);
176	>	static char * getview(int       n, char *vn);
177	>	static int myprintview(char     *vopts, FILE    *fp);
178	>	static void rvu(char    *opts, char     *po);
179	>	static void rpict(char  *opts, char     *po);
180	>	static int touch(char   *fn);
181	>	static int runcom(char  *cs);
182	>	static int rmfile(char  *fn);
183	>	static int mvfile(char  *fold, char     *fnew);
184	>	static int next_process(int     reserve);
185	>	static void wait_process(int    all);
186	>	static void finish_process(void);
187	>	static void badvalue(int        vc);
188	>	static void syserr(char *s);
189	>
190	>
191	>	int
192	>	main(
193	>	int     argc,
194	>	char    *argv[]
195	>	)
196		{
197		char    ropts[512];
198	+	char    popts[64];
199		int     i;
200
201		progname = argv[0];
#	Line 134 | Line 206 | char   *argv[];
206		silent++;
207		break;
208		case 'n':
209	<	noaction++;
209	>	nprocs = 0;
210		break;
211	+	case 'N':
212	+	nprocs = atoi(argv[++i]);
213	+	if (nprocs < 0)
214	+	nprocs = 0;
215	+	break;
216	+	case 't':
217	+	touchonly++;
218	+	break;
219		case 'e':
220		explicate++;
221		break;
222		case 'o':
223		rvdevice = argv[++i];
224		break;
225	+	case 'V':
226	+	sayview++;
227	+	break;
228		case 'v':
229		viewselect = argv[++i];
230		break;
231	+	case 'w':
232	+	nowarn++;
233	+	break;
234		default:
235		goto userr;
236		}
237		if (i >= argc)
238		goto userr;
239	+	rifname = argv[i];
240		/* assign Radiance root file name */
241	<	rootname(radname, argv[i]);
241	>	rootname(radname, rifname);
242		/* load variable values */
243	<	load(argv[i]);
243	>	loadvars(rifname);
244		/* get any additional assignments */
245	<	for (i++; i < argc; i++)
246	<	setvariable(argv[i]);
245	>	for (i++; i < argc; i++) {
246	>	int     rv = setvariable(argv[i], matchvar);
247	>	if (rv < 0) {
248	>	fprintf(stderr, "%s: unknown setting: %s\n",
249	>	progname, argv[i]);
250	>	quit(1);
251	>	}
252	>	if (!rv)
253	>	fprintf(stderr,
254	>	"%s: bad variable assignment: %s (ignored)\n",
255	>	progname, argv[i]);
256	>	}
257		/* check assignments */
258		checkvalues();
259		/* check files and dates */
#	Line 165 | Line 262 | char   *argv[];
262		setdefaults();
263		/* print all values if requested */
264		if (explicate)
265	<	printvals();
266	<	/* build octree */
265	>	printvars(stdout);
266	>	/* build octree (and run mkillum) */
267		oconv();
268	+	/* run mkpmap if indicated */
269	+	mkpmap();
270		/* check date on ambient file */
271		checkambfile();
272		/* run simulation */
273	<	renderopts(ropts);
273	>	renderopts(ropts, popts);
274		xferopts(ropts);
275		if (rvdevice != NULL)
276	<	rview(ropts);
276	>	rvu(ropts, popts);
277		else
278	<	rpict(ropts);
279	<	exit(0);
278	>	rpict(ropts, popts);
279	>	quit(0);
280		userr:
281		fprintf(stderr,
282	<	"Usage: %s [-s][-n][-e][-v view][-o dev] rfile [VAR=value ..]\n",
282	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
283		progname);
284	<	exit(1);
284	>	quit(1);
285	>	return 1; /* pro forma return */
286		}
287
288
289	<	rootname(rn, fn)                /* remove tail from end of fn */
290	<	register char   *rn, *fn;
289	>	static void
290	>	rootname(               /* remove tail from end of fn */
291	>	char    *rn,
292	>	char    *fn
293	>	)
294		{
295		char    *tp, *dp;
296
297	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
297	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
298		if (ISDIRSEP(*rn))
299		dp = rn;
300		else if (*rn == '.')
#	Line 201 | Line 304 | register char  *rn, *fn;
304		}
305
306
307	<	load(rfname)                    /* load Radiance simulation file */
308	<	char    *rfname;
307	>	static time_t
308	>	checklast(                      /* check files and find most recent */
309	>	char    *fnames
310	>	)
311		{
312	<	FILE    *fp;
313	<	char    buf[512];
209	<	register char   *cp;
312	>	char    thisfile[PATH_MAX];
313	>	time_t  thisdate, lastdate = 0;
314
315	<	if (rfname == NULL)
316	<	fp = stdin;
317	<	else if ((fp = fopen(rfname, "r")) == NULL)
318	<	syserr(rfname);
319	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
320	<	for (cp = buf; *cp; cp++) {
321	<	switch (*cp) {
322	<	case '\\':
219	<	case '\n':
220	<	*cp = ' ';
221	<	continue;
222	<	case '#':
223	<	*cp = '\0';
224	<	break;
225	<	default:
226	<	continue;
227	<	}
228	<	break;
315	>	if (fnames == NULL)
316	>	return(0);
317	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
318	>	if (thisfile[0] == '!' ||
319	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
320	>	if (!lastdate)
321	>	lastdate = 1;
322	>	continue;
323		}
324	<	setvariable(buf);
324	>	if (!(thisdate = fdate(thisfile)))
325	>	syserr(thisfile);
326	>	if (thisdate > lastdate)
327	>	lastdate = thisdate;
328		}
329	<	fclose(fp);
329	>	return(lastdate);
330		}
331
332
333	<	setvariable(ass)                /* assign variable according to string */
334	<	register char   *ass;
333	>	static char *
334	>	newfname(               /* create modified file name */
335	>	char    *orig,
336	>	int     pred
337	>	)
338		{
339	<	char    varname[32];
240	<	register char   *cp;
241	<	register VARIABLE       *vp;
242	<	register int    i;
339	>	char    *cp;
340		int     n;
341	+	int     suffix;
342
343	<	while (isspace(*ass))           /* skip leading space */
344	<	ass++;
345	<	cp = varname;                   /* extract name */
346	<	while (cp < varname+sizeof(varname)-1
347	<	&& *ass && !isspace(*ass) && *ass != '=')
250	<	*cp++ = *ass++;
251	<	*cp = '\0';
252	<	if (!varname[0])
253	<	return;         /* no variable name! */
254	<	/* trim value */
255	<	while (isspace(*ass) || *ass == '=')
256	<	ass++;
257	<	cp = ass + strlen(ass);
258	<	do
259	<	*cp-- = '\0';
260	<	while (cp >= ass && isspace(*cp));
261	<	n = cp - ass + 1;
262	<	if (!n) {
263	<	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
264	<	progname, varname);
265	<	return;
343	>	n = 0; cp = orig; suffix = -1;          /* suffix position, length */
344	>	while (*cp) {
345	>	if (*cp == '.') suffix = n;
346	>	else if (ISDIRSEP(*cp)) suffix = -1;
347	>	cp++; n++;
348		}
349	<	/* match variable from list */
350	<	vp = matchvar(varname);
269	<	if (vp == NULL) {
270	<	fprintf(stderr, "%s: unknown variable '%s'\n",
271	<	progname, varname);
272	<	exit(1);
273	<	}
274	<	/* assign new value */
275	<	if (i = vp->nass) {
276	<	cp = vp->value;
277	<	while (i--)
278	<	while (*cp++)
279	<	;
280	<	i = cp - vp->value;
281	<	vp->value = realloc(vp->value, i+n+1);
282	<	} else
283	<	vp->value = malloc(n+1);
284	<	if (vp->value == NULL)
349	>	if (suffix == -1) suffix = n;
350	>	if ((cp = bmalloc(n+2)) == NULL)
351		syserr(progname);
352	<	strcpy(vp->value+i, ass);
353	<	vp->nass++;
354	<	}
289	<
290	<
291	<	VARIABLE *
292	<	matchvar(nam)                   /* match a variable by its name */
293	<	char    *nam;
294	<	{
295	<	int     n = strlen(nam);
296	<	register int    i;
297	<
298	<	for (i = 0; i < NVARS; i++)
299	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
300	<	return(vv+i);
301	<	return(NULL);
302	<	}
303	<
304	<
305	<	char *
306	<	nvalue(vp, n)                   /* return nth variable value */
307	<	VARIABLE        *vp;
308	<	register int    n;
309	<	{
310	<	register char   *cp;
311	<
312	<	if (vp == NULL || n < 0 || n >= vp->nass)
313	<	return(NULL);
314	<	cp = vp->value;
315	<	while (n--)
316	<	while (*cp++)
317	<	;
352	>	strncpy(cp, orig, suffix);
353	>	cp[suffix] = pred;                      /* root name + pred + suffix */
354	>	strcpy(cp+suffix+1, orig+suffix);
355		return(cp);
356		}
357
358
359	<	int
360	<	vscale(vc)                      /* return scale for variable vc */
324	<	int     vc;
359	>	static void
360	>	checkfiles(void)                        /* check for existence and modified times */
361		{
362	<	switch(vlet(vc)) {
363	<	case 'H':
328	<	return(HIGH);
329	<	case 'M':
330	<	return(MEDIUM);
331	<	case 'L':
332	<	return(LOW);
333	<	}
334	<	badvalue(vc);
335	<	}
362	>	char    fntemp[256];
363	>	time_t  objdate;
364
337	–
338	–	checkvalues()                   /* check assignments */
339	–	{
340	–	register int    i;
341	–
342	–	for (i = 0; i < NVARS; i++)
343	–	if (vv[i].fixval != NULL)
344	–	(*vv[i].fixval)(vv+i);
345	–	}
346	–
347	–
348	–	onevalue(vp)                    /* only one assignment for this variable */
349	–	register VARIABLE       *vp;
350	–	{
351	–	if (vp->nass < 2)
352	–	return;
353	–	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
354	–	progname, vp->name);
355	–	do
356	–	vp->value += strlen(vp->value)+1;
357	–	while (--vp->nass > 1);
358	–	}
359	–
360	–
361	–	catvalues(vp)                   /* concatenate variable values */
362	–	register VARIABLE       *vp;
363	–	{
364	–	register char   *cp;
365	–
366	–	if (vp->nass < 2)
367	–	return;
368	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
369	–	while (*cp)
370	–	cp++;
371	–	*cp++ = ' ';
372	–	}
373	–	}
374	–
375	–
376	–	long
377	–	checklast(fnames)                       /* check files and find most recent */
378	–	register char   *fnames;
379	–	{
380	–	char    thisfile[MAXPATH];
381	–	long    thisdate, lastdate = -1;
382	–	register char   *cp;
383	–
384	–	while (*fnames) {
385	–	while (isspace(*fnames)) fnames++;
386	–	cp = thisfile;
387	–	while (*fnames && !isspace(*fnames))
388	–	*cp++ = *fnames++;
389	–	*cp = '\0';
390	–	if ((thisdate = fdate(thisfile)) < 0)
391	–	syserr(thisfile);
392	–	if (thisdate > lastdate)
393	–	lastdate = thisdate;
394	–	}
395	–	return(lastdate);
396	–	}
397	–
398	–
399	–	checkfiles()                    /* check for existence and modified times */
400	–	{
401	–	char    *cp;
402	–	long    objdate;
403	–
365		if (!vdef(OCTREE)) {
366	<	if ((cp = bmalloc(strlen(radname)+5)) == NULL)
366	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
367		syserr(progname);
368	<	sprintf(cp, "%s.oct", radname);
408	<	vval(OCTREE) = cp;
368	>	sprintf(vval(OCTREE), "%s.oct", radname);
369		vdef(OCTREE)++;
370	+	} else if (vval(OCTREE)[0] == '!') {
371	+	fprintf(stderr, "%s: illegal '%s' specification\n",
372	+	progname, vnam(OCTREE));
373	+	quit(1);
374		}
375		octreedate = fdate(vval(OCTREE));
376	<	scenedate = -1;
377	<	if (vdef(SCENE)) {
378	<	scenedate = checklast(vval(SCENE));
379	<	if (vdef(OBJECT)) {
380	<	objdate = checklast(vval(OBJECT));
381	<	if (objdate > scenedate)
382	<	scenedate = objdate;
376	>	if (vdef(ILLUM)) {              /* illum requires secondary octrees */
377	>	oct0name = newfname(vval(OCTREE), '0');
378	>	oct1name = newfname(vval(OCTREE), '1');
379	>	oct0date = fdate(oct0name);
380	>	oct1date = fdate(oct1name);
381	>	} else
382	>	oct0name = oct1name = vval(OCTREE);
383	>	if ((scenedate = checklast(vval(SCENE))) &&
384	>	(objdate = checklast(vval(OBJECT))) > scenedate)
385	>	scenedate = objdate;
386	>	illumdate = checklast(vval(ILLUM));
387	>	if (!octreedate & !scenedate & !illumdate) {
388	>	fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
389	>	vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
390	>	quit(1);
391	>	}
392	>	if (vdef(PGMAP)) {
393	>	if (!*sskip2(vval(PGMAP),1)) {
394	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
395	>	progname, vnam(PGMAP));
396	>	quit(1);
397		}
398	+	atos(fntemp, sizeof(fntemp), vval(PGMAP));
399	+	pgmapname = savqstr(fntemp);
400	+	pgmapdate = fdate(pgmapname);
401		}
402	<	if (octreedate < 0 & scenedate < 0) {
403	<	fprintf(stderr, "%s: need '%s' or '%s'\n", progname,
404	<	vnam(OCTREE), vnam(SCENE));
405	<	exit(1);
402	>	if (vdef(PCMAP)) {
403	>	if (!*sskip2(vval(PCMAP),1)) {
404	>	fprintf(stderr, "%s: '%s' missing # photons argument\n",
405	>	progname, vnam(PCMAP));
406	>	quit(1);
407	>	}
408	>	atos(fntemp, sizeof(fntemp), vval(PCMAP));
409	>	pcmapname = savqstr(fntemp);
410	>	pcmapdate = fdate(pcmapname);
411		}
412	+	matdate = checklast(vval(MATERIAL));
413		}
414
415
416	<	getoctcube(org, sizp)           /* get octree bounding cube */
417	<	double  org[3], *sizp;
416	>	static void
417	>	getoctcube(             /* get octree bounding cube */
418	>	double  org[3],
419	>	double  *sizp
420	>	)
421		{
432	–	extern FILE     *popen();
422		static double   oorg[3], osiz = 0.;
423	<	char    buf[MAXPATH+16];
423	>	double  min[3], max[3];
424	>	char    buf[1024];
425		FILE    *fp;
426	+	int     i;
427
428		if (osiz <= FTINY) {
429	<	oconv();                /* does nothing if done already */
430	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
431	<	if ((fp = popen(buf, "r")) == NULL)
432	<	syserr("getinfo");
433	<	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
434	<	&oorg[2], &osiz) != 4) {
435	<	fprintf(stderr,
429	>	if (!nprocs && fdate(oct1name) <
430	>	(scenedate>illumdate?scenedate:illumdate)) {
431	>	/* run getbbox */
432	>	sprintf(buf, "getbbox -w -h %s",
433	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
434	>	if ((fp = popen(buf, "r")) == NULL)
435	>	syserr("getbbox");
436	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
437	>	&min[0], &max[0], &min[1], &max[1],
438	>	&min[2], &max[2]) != 6) {
439	>	fprintf(stderr,
440	>	"%s: error reading bounding box from getbbox\n",
441	>	progname);
442	>	quit(1);
443	>	}
444	>	for (i = 0; i < 3; i++)
445	>	if (max[i] - min[i] > osiz)
446	>	osiz = max[i] - min[i];
447	>	for (i = 0; i < 3; i++)
448	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
449	>	pclose(fp);
450	>	} else {                                /* from octree */
451	>	oconv();        /* does nothing if done already */
452	>	sprintf(buf, "getinfo -d < %s", oct1name);
453	>	if ((fp = popen(buf, "r")) == NULL)
454	>	syserr("getinfo");
455	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
456	>	&oorg[2], &osiz) != 4) {
457	>	fprintf(stderr,
458		"%s: error reading bounding cube from getinfo\n",
459	<	progname);
460	<	exit(1);
459	>	progname);
460	>	quit(1);
461	>	}
462	>	pclose(fp);
463		}
449	–	pclose(fp);
464		}
465		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
466		}
467
468
469	<	setdefaults()                   /* set default values for unassigned var's */
469	>	static void
470	>	setdefaults(void)                       /* set default values for unassigned var's */
471		{
472	<	double  org[3], size;
472	>	double  org[3], lim[3], size;
473		char    buf[128];
474
475		if (!vdef(ZONE)) {
#	Line 464 | Line 479 | setdefaults()                  /* set default values for unassigned v
479		vval(ZONE) = savqstr(buf);
480		vdef(ZONE)++;
481		}
482	+	if (!vdef(EYESEP)) {
483	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
484	+	&org[0], &lim[0], &org[1], &lim[1],
485	+	&org[2], &lim[2]) != 6)
486	+	badvalue(ZONE);
487	+	sprintf(buf, "%f",
488	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
489	+	vval(EYESEP) = savqstr(buf);
490	+	vdef(EYESEP)++;
491	+	}
492		if (!vdef(INDIRECT)) {
493		vval(INDIRECT) = "0";
494		vdef(INDIRECT)++;
#	Line 480 | Line 505 | setdefaults()                  /* set default values for unassigned v
505		vval(PICTURE) = radname;
506		vdef(PICTURE)++;
507		}
508	<	if (!vdef(VIEW)) {
509	<	vval(VIEW) = "X";
510	<	vdef(VIEW)++;
508	>	if (!vdef(VIEWS)) {
509	>	vval(VIEWS) = "X";
510	>	vdef(VIEWS)++;
511		}
512		if (!vdef(DETAIL)) {
513		vval(DETAIL) = "M";
#	Line 499 | Line 524 | setdefaults()                  /* set default values for unassigned v
524		}
525
526
527	<	printvals()                     /* print variable values */
527	>	static void
528	>	oconv(void)                             /* run oconv and mkillum if necessary */
529		{
530	<	register int    i, j;
530	>	static char     illumtmp[] = "ilXXXXXX";
531	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
532
533	<	for (i = 0; i < NVARS; i++)
534	<	for (j = 0; j < vdef(i); j++)
535	<	printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
536	<	fflush(stdout);
533	>	oconvopts(ocopts);              /* get options */
534	>	if (octreedate < scenedate) {   /* check date on original octree */
535	>	if (touchonly && octreedate)
536	>	touch(vval(OCTREE));
537	>	else {                          /* build command */
538	>	if (vdef(MATERIAL))
539	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
540	>	ocopts, vval(MATERIAL),
541	>	vval(SCENE), vval(OCTREE));
542	>	else
543	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
544	>	vval(SCENE), vval(OCTREE));
545	>
546	>	if (runcom(combuf)) {           /* run it */
547	>	fprintf(stderr,
548	>	"%s: error generating octree\n\t%s removed\n",
549	>	progname, vval(OCTREE));
550	>	unlink(vval(OCTREE));
551	>	quit(1);
552	>	}
553	>	}
554	>	octreedate = time((time_t *)NULL);
555	>	if (octreedate < scenedate)     /* in case clock is off */
556	>	octreedate = scenedate;
557	>	}
558	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
559	>	oct1date = octreedate > matdate ? octreedate : matdate;
560	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
561	>	& (oct1date >= illumdate))      /* all done */
562	>	return;
563	>	/* make octree0 */
564	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
565	>	if (touchonly && (oct0date || oct1date)) {
566	>	if (oct0date)
567	>	touch(oct0name);
568	>	} else {                        /* build command */
569	>	if (octreedate)
570	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
571	>	ocopts, vval(OCTREE),
572	>	vval(ILLUM), oct0name);
573	>	else if (vdef(MATERIAL))
574	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
575	>	ocopts, vval(MATERIAL),
576	>	vval(ILLUM), oct0name);
577	>	else
578	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
579	>	ocopts, vval(ILLUM), oct0name);
580	>	if (runcom(combuf)) {           /* run it */
581	>	fprintf(stderr,
582	>	"%s: error generating octree\n\t%s removed\n",
583	>	progname, oct0name);
584	>	unlink(oct0name);
585	>	quit(1);
586	>	}
587	>	}
588	>	oct0date = time((time_t *)NULL);
589	>	if (oct0date < octreedate)      /* in case clock is off */
590	>	oct0date = octreedate;
591	>	if (oct0date < illumdate)       /* ditto */
592	>	oct0date = illumdate;
593	>	}
594	>	if (touchonly && oct1date)
595	>	touch(oct1name);
596	>	else {
597	>	mkillumopts(mkopts);            /* build mkillum command */
598	>	mktemp(illumtmp);
599	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
600	>	oct0name, vval(ILLUM), illumtmp);
601	>	if (runcom(combuf)) {                   /* run it */
602	>	fprintf(stderr, "%s: error running %s\n",
603	>	progname, c_mkillum);
604	>	unlink(illumtmp);
605	>	quit(1);
606	>	}
607	>	rmfile(oct0name);
608	>	/* make octree1 (frozen) */
609	>	if (octreedate)
610	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
611	>	ocopts, vval(OCTREE), illumtmp, oct1name);
612	>	else if (vdef(MATERIAL))
613	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
614	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
615	>	else
616	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
617	>	illumtmp, oct1name);
618	>	if (runcom(combuf)) {           /* run it */
619	>	fprintf(stderr,
620	>	"%s: error generating octree\n\t%s removed\n",
621	>	progname, oct1name);
622	>	unlink(oct1name);
623	>	unlink(illumtmp);
624	>	quit(1);
625	>	}
626	>	rmfile(illumtmp);
627	>	}
628	>	oct1date = time((time_t *)NULL);
629	>	if (oct1date < oct0date)        /* in case clock is off */
630	>	oct1date = oct0date;
631		}
632
633
634	<	oconv()                         /* run oconv if necessary */
634	>	static void
635	>	mkpmap(void)                    /* run mkpmap if indicated */
636		{
637	<	char    combuf[512], ocopts[64];
638	<
639	<	if (octreedate >= scenedate)    /* check dates */
637	>	char    combuf[2048], *cp;
638	>	time_t  tnow;
639	>	/* nothing to do? */
640	>	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
641	>	(pcmapname == NULL) | (pcmapdate >= oct1date))
642		return;
643	<	/* build command */
644	<	oconvopts(ocopts);
645	<	if (vdef(MATERIAL))
646	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
647	<	vval(MATERIAL), vval(SCENE), vval(OCTREE));
648	<	else
649	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
650	<	vval(SCENE), vval(OCTREE));
651	<
652	<	if (runcom(combuf)) {           /* run it */
653	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
654	<	progname, vval(OCTREE));
655	<	unlink(vval(OCTREE));
656	<	exit(1);
643	>	/* just update existing file dates? */
644	>	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
645	>	(pcmapname == NULL) | (pcmapdate > 0)) {
646	>	if (pgmapname != NULL)
647	>	touch(pgmapname);
648	>	if (pcmapname != NULL)
649	>	touch(pcmapname);
650	>	} else {                /* else need to (re)run pkpmap */
651	>	strcpy(combuf, c_mkpmap);
652	>	for (cp = combuf; *cp; cp++)
653	>	;
654	>	mkpmapopts(cp);
655	>	/* force file overwrite */
656	>	cp = addarg(cp, "-fo+");
657	>	if (vdef(REPORT)) {
658	>	char    errfile[256];
659	>	int     n;
660	>	double  minutes;
661	>	n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
662	>	if (n == 2)
663	>	sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
664	>	else if (n == 1)
665	>	sprintf(cp, " -t %d", (int)(minutes*60));
666	>	else
667	>	badvalue(REPORT);
668	>	}
669	>	if (pgmapname != NULL && pgmapdate < oct1date) {
670	>	cp = addarg(cp, "-apg");
671	>	addarg(cp, vval(PGMAP));
672	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
673	>	*cp = '\0';
674	>	}
675	>	if (pcmapname != NULL && pcmapdate < oct1date) {
676	>	cp = addarg(cp, "-apc");
677	>	addarg(cp, vval(PCMAP));
678	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
679	>	*cp = '\0';
680	>	}
681	>	cp = addarg(cp, oct1name);
682	>	if (runcom(combuf)) {
683	>	fprintf(stderr, "%s: error running %s\n",
684	>	progname, c_mkpmap);
685	>	if (pgmapname != NULL && pgmapdate < oct1date)
686	>	unlink(pgmapname);
687	>	if (pcmapname != NULL && pcmapdate < oct1date)
688	>	unlink(pcmapname);
689	>	quit(1);
690	>	}
691		}
692	<	octreedate = time(0);
692	>	tnow = time((time_t *)NULL);
693	>	if (pgmapname != NULL)
694	>	pgmapdate = tnow;
695	>	if (pcmapname != NULL)
696	>	pcmapdate = tnow;
697	>	oct1date = tnow;        /* trigger ambient file removal if needed */
698		}
699
700
701	<	char *
702	<	addarg(op, arg)                         /* add argument and advance pointer */
703	<	register char   *op, *arg;
701	>	static char *
702	>	addarg(                         /* append argument and advance pointer */
703	>	char    *op,
704	>	char    *arg
705	>	)
706		{
707	+	while (*op)
708	+	op++;
709		*op = ' ';
710	<	while (*++op = *arg++)
710	>	while ( (*++op = *arg++) )
711		;
712		return(op);
713		}
714
715
716	<	oconvopts(oo)                           /* get oconv options */
717	<	register char   *oo;
716	>	static void
717	>	oconvopts(                              /* get oconv options */
718	>	char    *oo
719	>	)
720		{
721		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
722
723		*oo = '\0';
724	<	if (vdef(OCONV))
725	<	addarg(oo, vval(OCONV));
724	>	if (!vdef(OCONV))
725	>	return;
726	>	if (vval(OCONV)[0] != '-') {
727	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
728	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
729	>	} else
730	>	oo = addarg(oo, vval(OCONV));
731		}
732
733
734	<	checkambfile()                  /* check date on ambient file */
734	>	static void
735	>	mkillumopts(                            /* get mkillum options */
736	>	char    *mo
737	>	)
738		{
739	<	long    afdate;
739	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
740
741	<	if (vdef(AMBFILE)) {
742	<	afdate = fdate(vval(AMBFILE));
743	<	if (afdate >= 0 & octreedate > afdate)
741	>	if (nprocs > 1)
742	>	sprintf(mo, " -n %d", nprocs);
743	>	else
744	>	*mo = '\0';
745	>	if (!vdef(MKILLUM))
746	>	return;
747	>	if (vval(MKILLUM)[0] != '-') {
748	>	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
749	>	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
750	>	} else
751	>	mo = addarg(mo, vval(MKILLUM));
752	>	}
753	>
754	>
755	>	static void
756	>	mkpmapopts(                             /* get mkpmap options */
757	>	char    *mo
758	>	)
759	>	{
760	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
761	>
762	>	if (nprocs > 1)
763	>	sprintf(mo, " -n %d", nprocs);
764	>	else
765	>	*mo = '\0';
766	>	if (!vdef(MKPMAP))
767	>	return;
768	>	if (vval(MKPMAP)[0] != '-') {
769	>	atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
770	>	mo = addarg(mo, sskip2(vval(MKPMAP), 1));
771	>	} else
772	>	mo = addarg(mo, vval(MKPMAP));
773	>	}
774	>
775	>
776	>	static void
777	>	checkambfile(void)                      /* check date on ambient file */
778	>	{
779	>	time_t  afdate;
780	>
781	>	if (!vdef(AMBFILE))
782	>	return;
783	>	if (!(afdate = fdate(vval(AMBFILE))))
784	>	return;
785	>	if (oct1date > afdate) {
786	>	if (touchonly)
787	>	touch(vval(AMBFILE));
788	>	else
789		rmfile(vval(AMBFILE));
790		}
791		}
792
793
794	<	double
795	<	ambval()                                /* compute ambient value */
794	>	static double
795	>	ambval(void)                            /* compute ambient value */
796		{
797		if (vdef(EXPOSURE)) {
798		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
799	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
800	<	if (isdigit(vval(EXPOSURE)[0]) || vval(EXPOSURE)[0] == '.')
579	<	return(.5/atof(vval(EXPOSURE)));
580	<	badvalue(EXPOSURE);
799	>	return(.18/pow(2.,vflt(EXPOSURE)));
800	>	return(.18/vflt(EXPOSURE));
801		}
802		if (vlet(ZONE) == 'E')
803		return(10.);
804		if (vlet(ZONE) == 'I')
805		return(.01);
806		badvalue(ZONE);
807	+	return 0; /* pro forma return */
808		}
809
810
811	<	lowqopts(op)                            /* low quality rendering options */
812	<	register char   *op;
811	>	static void
812	>	renderopts(                     /* set rendering options */
813	>	char    *op,
814	>	char    *po
815	>	)
816		{
817	+	char    pmapf[256], *bw;
818	+
819	+	if (vdef(PGMAP)) {
820	+	*op = '\0';
821	+	bw = sskip2(vval(PGMAP), 2);
822	+	atos(pmapf, sizeof(pmapf), vval(PGMAP));
823	+	op = addarg(addarg(op, "-ap"), pmapf);
824	+	if (atoi(bw) > 0) op = addarg(op, bw);
825	+	}
826	+	switch(vscale(QUALITY)) {
827	+	case LOW:
828	+	lowqopts(op, po);
829	+	break;
830	+	case MEDIUM:
831	+	medqopts(op, po);
832	+	break;
833	+	case HIGH:
834	+	hiqopts(op, po);
835	+	break;
836	+	}
837	+	if (vdef(PCMAP)) {
838	+	bw = sskip2(vval(PCMAP), 2);
839	+	atos(pmapf, sizeof(pmapf), vval(PCMAP));
840	+	op = addarg(addarg(op, "-ap"), pmapf);
841	+	if (atoi(bw) > 0) op = addarg(op, bw);
842	+	}
843	+	if (vdef(RENDER)) {
844	+	op = addarg(op, vval(RENDER));
845	+	bw = strstr(vval(RENDER), "-aa ");
846	+	if (bw != NULL && atof(bw+4) <= FTINY)
847	+	overture = 0;
848	+	}
849	+	if (rvdevice != NULL) {
850	+	if (vdef(RVU)) {
851	+	if (vval(RVU)[0] != '-') {
852	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
853	+	po = addarg(po, sskip2(vval(RVU), 1));
854	+	} else
855	+	po = addarg(po, vval(RVU));
856	+	}
857	+	} else {
858	+	if (vdef(RPICT)) {
859	+	if (vval(RPICT)[0] != '-') {
860	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
861	+	po = addarg(po, sskip2(vval(RPICT), 1));
862	+	} else
863	+	po = addarg(po, vval(RPICT));
864	+	}
865	+	}
866	+	}
867	+
868	+
869	+	static void
870	+	lowqopts(                       /* low quality rendering options */
871	+	char    *op,
872	+	char    *po
873	+	)
874	+	{
875		double  d, org[3], siz[3];
876
877		*op = '\0';
878	+	*po = '\0';
879		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
880		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
881		badvalue(ZONE);
882		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
883	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
884	+	badvalue(ZONE);
885		getoctcube(org, &d);
886		d *= 3./(siz[0]+siz[1]+siz[2]);
887		switch (vscale(DETAIL)) {
888		case LOW:
889	<	op = addarg(op, "-ps 16 -dp 16");
890	<	sprintf(op, " -ar %d", (int)(4*d));
889	>	po = addarg(po, "-ps 16");
890	>	op = addarg(op, "-dp 64");
891	>	sprintf(op, " -ar %d", (int)(8*d));
892		op += strlen(op);
893		break;
894		case MEDIUM:
895	<	op = addarg(op, "-ps 8 -dp 32");
896	<	sprintf(op, " -ar %d", (int)(8*d));
895	>	po = addarg(po, "-ps 8");
896	>	op = addarg(op, "-dp 128");
897	>	sprintf(op, " -ar %d", (int)(16*d));
898		op += strlen(op);
899		break;
900		case HIGH:
901	<	op = addarg(op, "-ps 4 -dp 64");
902	<	sprintf(op, " -ar %d", (int)(16*d));
901	>	po = addarg(po, "-ps 4");
902	>	op = addarg(op, "-dp 256");
903	>	sprintf(op, " -ar %d", (int)(32*d));
904		op += strlen(op);
905		break;
906		}
907	<	op = addarg(op, "-pt .16");
907	>	po = addarg(po, "-pt .16");
908		if (vbool(PENUMBRAS))
909		op = addarg(op, "-ds .4");
910		else
911		op = addarg(op, "-ds 0");
912	<	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .7");
912	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
913		if (vdef(AMBFILE)) {
914		sprintf(op, " -af %s", vval(AMBFILE));
915		op += strlen(op);
#	Line 629 | Line 917 | register char  *op;
917		overture = 0;
918		switch (vscale(VARIABILITY)) {
919		case LOW:
920	<	op = addarg(op, "-aa .4 -ad 32");
920	>	op = addarg(op, "-aa .3 -ad 256");
921		break;
922		case MEDIUM:
923	<	op = addarg(op, "-aa .3 -ad 64");
923	>	op = addarg(op, "-aa .25 -ad 512");
924		break;
925		case HIGH:
926	<	op = addarg(op, "-aa .25 -ad 128");
926	>	op = addarg(op, "-aa .2 -ad 1024");
927		break;
928		}
929		op = addarg(op, "-as 0");
930		d = ambval();
931		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
932		op += strlen(op);
933	<	op = addarg(op, "-lr 3 -lw .02");
646	<	if (vdef(RENDER))
647	<	op = addarg(op, vval(RENDER));
933	>	op = addarg(op, "-lr 6 -lw .003");
934		}
935
936
937	<	medqopts(op)                            /* medium quality rendering options */
938	<	register char   *op;
937	>	static void
938	>	medqopts(                       /* medium quality rendering options */
939	>	char    *op,
940	>	char    *po
941	>	)
942		{
943	<	double  d, org[3], siz[3];
943	>	double  d, org[3], siz[3], asz;
944
945		*op = '\0';
946	+	*po = '\0';
947		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
948		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
949		badvalue(ZONE);
950		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
951	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
952	+	badvalue(ZONE);
953		getoctcube(org, &d);
954	<	d *= 3./(siz[0]+siz[1]+siz[2]);
954	>	asz = (siz[0]+siz[1]+siz[2])/3.;
955	>	d /= asz;
956		switch (vscale(DETAIL)) {
957		case LOW:
958	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
959	<	op = addarg(op, "-dp 64");
960	<	sprintf(op, " -ar %d", (int)(8*d));
958	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
959	>	op = addarg(op, "-dp 256");
960	>	sprintf(op, " -ar %d", (int)(16*d));
961		op += strlen(op);
962	+	sprintf(op, " -ms %.2g", asz/20.);
963	+	op += strlen(op);
964		break;
965		case MEDIUM:
966	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
967	<	op = addarg(op, "-dp 128");
968	<	sprintf(op, " -ar %d", (int)(16*d));
966	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
967	>	op = addarg(op, "-dp 512");
968	>	sprintf(op, " -ar %d", (int)(32*d));
969		op += strlen(op);
970	+	sprintf(op, " -ms %.2g", asz/40.);
971	+	op += strlen(op);
972		break;
973		case HIGH:
974	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
975	<	op = addarg(op, "-dp 256");
976	<	sprintf(op, " -ar %d", (int)(32*d));
974	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
975	>	op = addarg(op, "-dp 1024");
976	>	sprintf(op, " -ar %d", (int)(64*d));
977		op += strlen(op);
978	+	sprintf(op, " -ms %.2g", asz/80.);
979	+	op += strlen(op);
980		break;
981		}
982	<	op = addarg(op, "-pt .08");
982	>	po = addarg(po, "-pt .08");
983		if (vbool(PENUMBRAS))
984	<	op = addarg(op, "-ds .2 -dj .35");
984	>	op = addarg(op, "-ds .2 -dj .9");
985		else
986		op = addarg(op, "-ds .3");
987	<	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .15");
988	<	if (overture = vint(INDIRECT)) {
987	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
988	>	if ( (overture = vint(INDIRECT)) ) {
989		sprintf(op, " -ab %d", overture);
990		op += strlen(op);
991		}
#	Line 697 | Line 996 | register char  *op;
996		overture = 0;
997		switch (vscale(VARIABILITY)) {
998		case LOW:
999	<	op = addarg(op, "-aa .25 -ad 128 -as 0");
999	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
1000		break;
1001		case MEDIUM:
1002	<	op = addarg(op, "-aa .2 -ad 300 -as 64");
1002	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
1003		break;
1004		case HIGH:
1005	<	op = addarg(op, "-aa .15 -ad 500 -as 128");
1005	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
1006		break;
1007		}
1008		d = ambval();
1009		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1010		op += strlen(op);
1011	<	op = addarg(op, "-lr 6 -lw .002");
713	<	if (vdef(RENDER))
714	<	op = addarg(op, vval(RENDER));
1011	>	op = addarg(op, "-lr 8 -lw 1e-4");
1012		}
1013
1014
1015	<	hiqopts(op)                             /* high quality rendering options */
1016	<	register char   *op;
1015	>	static void
1016	>	hiqopts(                                /* high quality rendering options */
1017	>	char    *op,
1018	>	char    *po
1019	>	)
1020		{
1021	<	double  d, org[3], siz[3];
1021	>	double  d, org[3], siz[3], asz;
1022
1023		*op = '\0';
1024	+	*po = '\0';
1025		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1026		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1027		badvalue(ZONE);
1028		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1029	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1030	+	badvalue(ZONE);
1031		getoctcube(org, &d);
1032	<	d *= 3./(siz[0]+siz[1]+siz[2]);
1032	>	asz = (siz[0]+siz[1]+siz[2])/3.;
1033	>	d /= asz;
1034		switch (vscale(DETAIL)) {
1035		case LOW:
1036	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1037	<	op = addarg(op, "-dp 256");
1038	<	sprintf(op, " -ar %d", (int)(16*d));
1036	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1037	>	op = addarg(op, "-dp 1024");
1038	>	sprintf(op, " -ar %d", (int)(32*d));
1039		op += strlen(op);
1040	+	sprintf(op, " -ms %.2g", asz/40.);
1041	+	op += strlen(op);
1042		break;
1043		case MEDIUM:
1044	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1045	<	op = addarg(op, "-dp 512");
1046	<	sprintf(op, " -ar %d", (int)(32*d));
1044	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1045	>	op = addarg(op, "-dp 2048");
1046	>	sprintf(op, " -ar %d", (int)(64*d));
1047		op += strlen(op);
1048	+	sprintf(op, " -ms %.2g", asz/80.);
1049	+	op += strlen(op);
1050		break;
1051		case HIGH:
1052	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1053	<	op = addarg(op, "-dp 1024");
1054	<	sprintf(op, " -ar %d", (int)(64*d));
1052	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1053	>	op = addarg(op, "-dp 4096");
1054	>	sprintf(op, " -ar %d", (int)(128*d));
1055		op += strlen(op);
1056	+	sprintf(op, " -ms %.2g", asz/160.);
1057	+	op += strlen(op);
1058		break;
1059		}
1060	<	op = addarg(op, "-pt .04");
1060	>	po = addarg(po, "-pt .04");
1061		if (vbool(PENUMBRAS))
1062	<	op = addarg(op, "-ds .1 -dj .7");
1062	>	op = addarg(op, "-ds .1 -dj .9");
1063		else
1064		op = addarg(op, "-ds .2");
1065	<	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .03");
1065	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1066		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1067		op += strlen(op);
1068		if (vdef(AMBFILE)) {
#	Line 762 | Line 1072 | register char  *op;
1072		overture = 0;
1073		switch (vscale(VARIABILITY)) {
1074		case LOW:
1075	<	op = addarg(op, "-aa .15 -ad 200 -as 0");
1075	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
1076		break;
1077		case MEDIUM:
1078	<	op = addarg(op, "-aa .125 -ad 512 -as 128");
1078	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1079		break;
1080		case HIGH:
1081	<	op = addarg(op, "-aa .08 -ad 850 -as 256");
1081	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1082		break;
1083		}
1084		d = ambval();
1085		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1086		op += strlen(op);
1087	<	op = addarg(op, "-lr 12 -lw .0005");
778	<	if (vdef(RENDER))
779	<	op = addarg(op, vval(RENDER));
1087	>	op = addarg(op, "-lr 12 -lw 1e-5");
1088		}
1089
1090
1091	<	xferopts(ro)                            /* transfer options if indicated */
1092	<	char    *ro;
1091	>	#if defined(_WIN32) || defined(_WIN64)
1092	>	static void
1093	>	setenv(                 /* set an environment variable */
1094	>	char    *vname,
1095	>	char    *value
1096	>	)
1097		{
1098	+	char    *evp;
1099	+
1100	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1101	+	if (evp == NULL)
1102	+	syserr(progname);
1103	+	sprintf(evp, "%s=%s", vname, value);
1104	+	if (putenv(evp) != 0) {
1105	+	fprintf(stderr, "%s: out of environment space\n", progname);
1106	+	quit(1);
1107	+	}
1108	+	if (!silent)
1109	+	printf("set %s\n", evp);
1110	+	}
1111	+	#endif
1112	+
1113	+
1114	+	static void
1115	+	xferopts(                               /* transfer options if indicated */
1116	+	char    *ro
1117	+	)
1118	+	{
1119		int     fd, n;
1120	+	char    *cp;
1121
1122		n = strlen(ro);
1123		if (n < 2)
1124		return;
1125		if (vdef(OPTFILE)) {
1126	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1)
1126	>	for (cp = ro; cp[1]; cp++)
1127	>	if (isspace(cp[1]) && (cp[2] == '@' ||
1128	>	(cp[2] == '-' && isalpha(cp[3]))))
1129	>	*cp = '\n';
1130	>	else
1131	>	*cp = cp[1];
1132	>	*cp = '\n';
1133	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1134	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1135		syserr(vval(OPTFILE));
1136	<	if (write(fd, ro+1, n-1) != n-1)
795	<	syserr(vval(OPTFILE));
796	<	write(fd, "\n", 1);
797	<	close(fd);
798	<	sprintf(ro, " \"^%s\"", vval(OPTFILE));
1136	>	sprintf(ro, " @%s", vval(OPTFILE));
1137		}
1138	<	#ifdef MSDOS
1138	>	#if defined(_WIN32) || defined(_WIN64)
1139		else if (n > 50) {
1140		setenv("ROPT", ro+1);
1141		strcpy(ro, " $ROPT");
#	Line 806 | Line 1144 | char   *ro;
1144		}
1145
1146
1147	<	pfiltopts(po)                           /* get pfilt options */
1148	<	register char   *po;
1147	>	static void
1148	>	pfiltopts(                              /* get pfilt options */
1149	>	char    *po
1150	>	)
1151		{
1152		*po = '\0';
1153		if (vdef(EXPOSURE)) {
1154		po = addarg(po, "-1 -e");
1155		po = addarg(po, vval(EXPOSURE));
1156		}
1157	<	if (vscale(QUALITY) == HIGH)
1158	<	po = addarg(po, "-r .65");
1159	<	if (vdef(PFILT))
1160	<	po = addarg(po, vval(PFILT));
1157	>	switch (vscale(QUALITY)) {
1158	>	case MEDIUM:
1159	>	po = addarg(po, "-r .6");
1160	>	break;
1161	>	case HIGH:
1162	>	po = addarg(po, "-m .25");
1163	>	break;
1164	>	}
1165	>	if (vdef(PFILT)) {
1166	>	if (vval(PFILT)[0] != '-') {
1167	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1168	>	po = addarg(po, sskip2(vval(PFILT), 1));
1169	>	} else
1170	>	po = addarg(po, vval(PFILT));
1171	>	}
1172		}
1173
1174
1175	<	matchword(s1, s2)                       /* match white-delimited words */
1176	<	register char   *s1, *s2;
1175	>	static int
1176	>	matchword(                      /* match white-delimited words */
1177	>	char    *s1,
1178	>	char    *s2
1179	>	)
1180		{
1181		while (isspace(*s1)) s1++;
1182		while (isspace(*s2)) s2++;
#	Line 833 | Line 1187 | register char  *s1, *s2;
1187		}
1188
1189
1190	<	char *
1191	<	specview(vs)                            /* get proper view spec from vs */
1192	<	register char   *vs;
1190	>	static char *
1191	>	specview(                               /* get proper view spec from vs */
1192	>	char    *vs
1193	>	)
1194		{
1195		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1196		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1197		static char     viewopts[128];
1198	<	register char   *cp;
1198	>	char    *cp;
1199		int     xpos, ypos, zpos, viewtype, upax;
1200	<	register int    i;
1200	>	int     i;
1201		double  cent[3], dim[3], mult, d;
1202
1203	<	if (*vs == '-')
1203	>	if (vs == NULL || *vs == '-')
1204		return(vs);
1205		upax = 0;                       /* get the up vector */
1206		if (vdef(UP)) {
#	Line 853 | Line 1208 | register char  *vs;
1208		upax = 1-'X'+UPPER(vval(UP)[1]);
1209		else
1210		upax = 1-'X'+vlet(UP);
1211	<	if (upax < 1 | upax > 3)
1211	>	if ((upax < 1) | (upax > 3))
1212		badvalue(UP);
1213		if (vval(UP)[0] == '-')
1214		upax = -upax;
#	Line 875 | Line 1230 | register char  *vs;
1230		} else if (*vs == 'z') {
1231		zpos = -1; vs++;
1232		}
1233	<	viewtype = 'v';
1234	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1233	>	switch (*vs) {
1234	>	case VT_PER:
1235	>	case VT_PAR:
1236	>	case VT_ANG:
1237	>	case VT_HEM:
1238	>	case VT_PLS:
1239	>	case VT_CYL:
1240		viewtype = *vs++;
1241	+	break;
1242	+	default:
1243	+	viewtype = VT_PER;
1244	+	break;
1245	+	}
1246		cp = viewopts;
1247		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1248		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 887 | Line 1252 | register char  *vs;
1252		badvalue(ZONE);
1253		for (i = 0; i < 3; i++) {
1254		dim[i] -= cent[i];
1255	+	if (dim[i] <= FTINY)
1256	+	badvalue(ZONE);
1257		cent[i] += .5*dim[i];
1258		}
1259		mult = vlet(ZONE)=='E' ? 2. : .45 ;
1260	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1260	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1261		cent[0]+xpos*mult*dim[0],
1262		cent[1]+ypos*mult*dim[1],
1263		cent[2]+zpos*mult*dim[2],
#	Line 917 | Line 1284 | register char  *vs;
1284		}
1285		cp = addarg(cp, vup[upax+3]);
1286		switch (viewtype) {
1287	<	case 'v':
1287	>	case VT_PER:
1288		cp = addarg(cp, "-vh 45 -vv 45");
1289		break;
1290	<	case 'l':
1290	>	case VT_PAR:
1291		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1292	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1292	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1293		cp += strlen(cp);
1294		break;
1295	<	case 'a':
1296	<	case 'h':
1295	>	case VT_ANG:
1296	>	case VT_HEM:
1297	>	case VT_PLS:
1298		cp = addarg(cp, "-vh 180 -vv 180");
1299		break;
1300	+	case VT_CYL:
1301	+	cp = addarg(cp, "-vh 180 -vv 90");
1302	+	break;
1303		}
1304		} else {
1305		while (!isspace(*vs))           /* else skip id */
1306		if (!*vs++)
1307		return(NULL);
1308	<	if (upax) {                     /* specify up vector */
1308	>	if (upax) {                     /* prepend up vector */
1309		strcpy(cp, vup[upax+3]);
1310		cp += strlen(cp);
1311		}
1312		}
1313	<	strcpy(cp, vs);                 /* append any additional options */
1314	<	#ifdef MSDOS
1313	>	if (cp == viewopts)             /* append any additional options */
1314	>	vs++;           /* skip prefixed space if unneeded */
1315	>	strcpy(cp, vs);
1316	>	#if defined(_WIN32) || defined(_WIN64)
1317		if (strlen(viewopts) > 40) {
1318		setenv("VIEW", viewopts);
1319		return("$VIEW");
#	Line 950 | Line 1323 | register char  *vs;
1323		}
1324
1325
1326	<	char *
1327	<	getview(n, vn)                          /* get view n, or NULL if none */
1328	<	int     n;
1329	<	char    *vn;            /* returned view name */
1326	>	static char *
1327	>	getview(                                /* get view n, or NULL if none */
1328	>	int     n,
1329	>	char    *vn             /* returned view name */
1330	>	)
1331		{
1332	<	register char   *mv = NULL;
1332	>	char    *mv;
1333
1334		if (viewselect != NULL) {               /* command-line selected */
1335		if (n)                          /* only do one */
1336		return(NULL);
1337	+
1338	+	if (isint(viewselect)) {        /* view number? */
1339	+	n = atoi(viewselect)-1;
1340	+	goto numview;
1341	+	}
1342		if (viewselect[0] == '-') {     /* already specified */
1343	<	if (vn != NULL) *vn = '\0';
1343	>	if (vn != NULL)
1344	>	strcpy(vn, "0");
1345		return(viewselect);
1346		}
1347		if (vn != NULL) {
#	Line 971 | Line 1351 | char   *vn;            /* returned view name */
1351		*vn = '\0';
1352		}
1353		/* check list */
1354	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1354	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1355		if (matchword(viewselect, mv))
1356		return(specview(mv));
1357	+
1358		return(specview(viewselect));   /* standard view? */
1359		}
1360	<	mv = nvalue(vv+VIEW, n);                /* use view n */
1361	<	if (vn != NULL & mv != NULL) {
1362	<	if (*mv != '-')
1363	<	while (*mv && !isspace(*mv))
1364	<	*vn++ = *mv++;
1365	<	*vn = '\0';
1360	>	numview:
1361	>	mv = nvalue(VIEWS, n);          /* use view n */
1362	>	if ((vn != NULL) & (mv != NULL)) {
1363	>	if (*mv != '-') {
1364	>	char    *mv2 = mv;
1365	>	while (*mv2 && !isspace(*mv2))
1366	>	*vn++ = *mv2++;
1367	>	*vn = '\0';
1368	>	} else
1369	>	sprintf(vn, "%d", n+1);
1370		}
1371		return(specview(mv));
1372		}
1373
1374
1375	<	rview(opts)                             /* run rview with first view */
1376	<	char    *opts;
1375	>	static int
1376	>	myprintview(                    /* print out selected view */
1377	>	char    *vopts,
1378	>	FILE    *fp
1379	>	)
1380		{
1381	<	char    combuf[512];
1381	>	VIEW    vwr;
1382	>	char    buf[128];
1383	>	char    *cp;
1384	>	#if defined(_WIN32) || defined(_WIN64)
1385	>	/* XXX Should we allow something like this for all platforms? */
1386	>	/* XXX Or is it still required at all? */
1387	>	again:
1388	>	#endif
1389	>	if (vopts == NULL)
1390	>	return(-1);
1391	>	#if defined(_WIN32) || defined(_WIN64)
1392	>	if (vopts[0] == '$') {
1393	>	vopts = getenv(vopts+1);
1394	>	goto again;
1395	>	}
1396	>	#endif
1397	>	vwr = stdview;
1398	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1399	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1400	>	*atos(buf, sizeof(buf), cp += 4)) {
1401	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1402	>	sscanview(&vwr, cp);            /* reset tail */
1403	>	}
1404	>	fputs(VIEWSTR, fp);
1405	>	fprintview(&vwr, fp);                   /* print full spec. */
1406	>	fputc('\n', fp);
1407	>	return(0);
1408	>	}
1409	>
1410	>
1411	>	static void
1412	>	rvu(                            /* run rvu with first view */
1413	>	char    *opts,
1414	>	char    *po
1415	>	)
1416	>	{
1417	>	char    *vw;
1418	>	char    combuf[PATH_MAX];
1419		/* build command */
1420	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1420	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1421	>	return;
1422	>	if (sayview)
1423	>	myprintview(vw, stdout);
1424	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1425	>	if (nprocs > 1)
1426	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1427		if (rvdevice != NULL)
1428		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1429	<	strcat(combuf, vval(OCTREE));
1429	>	if (vdef(EXPOSURE))
1430	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1431	>	strcat(combuf, oct1name);
1432		if (runcom(combuf)) {           /* run it */
1433	<	fprintf(stderr, "%s: error running rview\n", progname);
1434	<	exit(1);
1433	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1434	>	quit(1);
1435		}
1436		}
1437
1438
1439	<	rpict(opts)                             /* run rpict and pfilt for each view */
1440	<	char    *opts;
1439	>	static int
1440	>	syncf_done(                     /* check if an rpiece sync file is complete */
1441	>	char *sfname
1442	>	)
1443		{
1444	<	char    combuf[1024];
1445	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1444	>	FILE    *fp = fopen(sfname, "r");
1445	>	int     todo = 1;
1446	>	int     x, y;
1447	>
1448	>	if (fp == NULL)
1449	>	return(0);
1450	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1451	>	goto checked;
1452	>	todo = x*y;             /* total number of tiles */
1453	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1454	>	goto checked;
1455	>	/* XXX assume no redundant tiles */
1456	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1457	>	if (!--todo)
1458	>	break;
1459	>	checked:
1460	>	fclose(fp);
1461	>	return(!todo);
1462	>	}
1463	>
1464	>
1465	>	static void
1466	>	rpict(                          /* run rpict and pfilt for each view */
1467	>	char    *opts,
1468	>	char    *po
1469	>	)
1470	>	{
1471	>	#define do_rpiece       (sfile[0]!='\0')
1472	>	char    combuf[5*PATH_MAX+512];
1473	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1474	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1475	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1476		char    pfopts[128];
1477		char    vs[32], *vw;
1478		int     vn, mult;
1479	+	FILE    *fp;
1480	+	time_t  rfdt, pfdt;
1481	+	int     xres, yres;
1482	+	double  aspect;
1483	+	int     n;
1484		/* get pfilt options */
1485		pfiltopts(pfopts);
1486		/* get resolution, reporting */
1487	<	mult = vscale(QUALITY)+1;
1488	<	{
1489	<	int     xres, yres;
1490	<	double  aspect;
1491	<	int     n;
1492	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1493	<	if (n == 3)
1494	<	sprintf(res, "-x %d -y %d -pa %.3f",
1495	<	mult*xres, mult*yres, aspect);
1496	<	else if (n) {
1027	<	if (n == 1) yres = xres;
1028	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1029	<	} else
1030	<	badvalue(RESOLUTION);
1487	>	switch (vscale(QUALITY)) {
1488	>	case LOW:
1489	>	mult = 1;
1490	>	break;
1491	>	case MEDIUM:
1492	>	mult = 2;
1493	>	break;
1494	>	case HIGH:
1495	>	mult = 3;
1496	>	break;
1497		}
1498	+	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1499	+	if (n == 3)
1500	+	sprintf(res, "-x %d -y %d -pa %.3f",
1501	+	mult*xres, mult*yres, aspect);
1502	+	else if (n) {
1503	+	aspect = 1.;
1504	+	if (n == 1) yres = xres;
1505	+	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1506	+	} else
1507	+	badvalue(RESOLUTION);
1508		rep[0] = '\0';
1509		if (vdef(REPORT)) {
1510		double  minutes;
1035	–	int     n;
1511		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1512		if (n == 2)
1513		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
#	Line 1041 | Line 1516 | char   *opts;
1516		else
1517		badvalue(REPORT);
1518		}
1519	<	/* do each view */
1520	<	vn = 0;
1519	>	/* set up parallel rendering */
1520	>	sfile[0] = '\0';
1521	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1522	>	getview(0, vs) != NULL) {
1523	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1524	>	getview(1, NULL) == NULL) {
1525	>	sprintf(sfile, "%s_%s_rpsync.txt",
1526	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1527	>	vs);
1528	>	strcpy(rppopt, "-PP pfXXXXXX");
1529	>	} else {
1530	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1531	>	}
1532	>	pfile = rppopt + strlen(rppopt) - 8;
1533	>	if (mktemp(pfile) == NULL) {
1534	>	if (do_rpiece) {
1535	>	fprintf(stderr, "%s: cannot create\n", pfile);
1536	>	quit(1);
1537	>	}
1538	>	pfile[-5] = '\0';
1539	>	pfile = NULL;
1540	>	}
1541	>	}
1542	>	vn = 0;                                 /* do each view */
1543		while ((vw = getview(vn++, vs)) != NULL) {
1544	<	if (!vs[0])
1545	<	sprintf(vs, "%d", vn);
1546	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1544	>	if (sayview)
1545	>	myprintview(vw, stdout);
1546	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1547	>	if (vdef(ZFILE))
1548	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1549	>	else
1550	>	zopt[0] = '\0';
1551		/* check date on picture */
1552	<	if (fdate(picfile) > octreedate)
1552	>	pfdt = fdate(picfile);
1553	>	if (pfdt >= oct1date)
1554		continue;
1555	+	/* get raw file name */
1556	+	sprintf(rawfile, "%s_%s.unf",
1557	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1558	+	rfdt = fdate(rawfile);
1559	+	if (touchonly) {                /* update times only */
1560	+	if (rfdt) {
1561	+	if (rfdt < oct1date)
1562	+	touch(rawfile);
1563	+	} else if (pfdt && pfdt < oct1date)
1564	+	touch(picfile);
1565	+	continue;
1566	+	}
1567	+	/* parallel running? */
1568	+	if (do_rpiece) {
1569	+	if (rfdt < oct1date || !fdate(sfile)) {
1570	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1571	+	if (rfdt >= oct1date) {
1572	+	fprintf(stderr,
1573	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1574	+	quit(1);
1575	+	}
1576	+	if (rfdt) {     /* start fresh */
1577	+	rmfile(rawfile);
1578	+	rfdt = 0;
1579	+	}
1580	+	if (!silent)
1581	+	printf("\techo %d %d > %s\n",
1582	+	xdiv, ydiv, sfile);
1583	+	if ((fp = fopen(sfile, "w")) == NULL) {
1584	+	fprintf(stderr, "%s: cannot create\n",
1585	+	sfile);
1586	+	quit(1);
1587	+	}
1588	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1589	+	fclose(fp);
1590	+	}
1591	+	} else if (next_process(0)) {
1592	+	if (pfile != NULL)
1593	+	sleep(10);
1594	+	continue;
1595	+	} else if (!inchild())
1596	+	pfile = NULL;
1597	+	/* XXX Remember to call finish_process() */
1598		/* build rpict command */
1599	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1600	<	if (fdate(rawfile) > octreedate)        /* recover */
1601	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1602	<	rep, opts, rawfile, vval(OCTREE));
1603	<	else {
1599	>	if (rfdt >= oct1date) {         /* already in progress */
1600	>	if (do_rpiece) {
1601	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1602	>	c_rpiece, sfile, rppopt, rep, vw,
1603	>	res, opts, po, rawfile, oct1name);
1604	>	while (next_process(1)) {
1605	>	sleep(10);
1606	>	combuf[strlen(c_rpiece)+2] = 'F';
1607	>	}
1608	>	} else
1609	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1610	>	rep, opts, po, zopt, rawfile, oct1name);
1611	>	if (runcom(combuf))     /* run rpict/rpiece */
1612	>	goto rperror;
1613	>	} else {
1614		if (overture) {         /* run overture calculation */
1615		sprintf(combuf,
1616	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1617	<	rep, vw, opts,
1618	<	vval(OCTREE), overfile);
1619	<	if (runcom(combuf)) {
1620	<	fprintf(stderr,
1616	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1617	>	c_rpict, rep, vw, opts,
1618	>	oct1name, overfile);
1619	>	if (!do_rpiece || !next_process(0)) {
1620	>	if (runcom(combuf)) {
1621	>	fprintf(stderr,
1622		"%s: error in overture for view %s\n",
1623	<	progname, vs);
1624	<	exit(1);
1625	<	}
1626	<	#ifdef NIX
1627	<	rmfile(overfile);
1623	>	progname, vs);
1624	>	quit(1);
1625	>	}
1626	>	#ifndef NULL_DEVICE
1627	>	rmfile(overfile);
1628		#endif
1629	+	} else if (do_rpiece)
1630	+	sleep(20);
1631		}
1632	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1633	<	rep, vw, res, opts,
1634	<	vval(OCTREE), rawfile);
1632	>	if (do_rpiece) {
1633	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1634	>	c_rpiece, sfile, rppopt, rep, vw,
1635	>	res, opts, po, rawfile, oct1name);
1636	>	while (next_process(1))
1637	>	sleep(10);
1638	>	} else {
1639	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1640	>	c_rpict, rep, vw, res, opts, po,
1641	>	zopt, oct1name, rawfile);
1642	>	}
1643	>	if ((pfile != NULL) & !do_rpiece) {
1644	>	if (!silent)
1645	>	printf("\t%s\n", combuf);
1646	>	fflush(stdout);
1647	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1648	>	c_rpict, rep, rppopt, res,
1649	>	opts, po, oct1name, rawfile);
1650	>	fp = popen(combuf, "w");
1651	>	if (fp == NULL)
1652	>	goto rperror;
1653	>	myprintview(vw, fp);
1654	>	if (pclose(fp))
1655	>	goto rperror;
1656	>	} else if (runcom(combuf))
1657	>	goto rperror;
1658		}
1659	<	if (runcom(combuf)) {           /* run rpict */
1660	<	fprintf(stderr, "%s: error rendering view %s\n",
1661	<	progname, vs);
1662	<	exit(1);
1659	>	if (do_rpiece) {                /* need to finish raw, first */
1660	>	finish_process();
1661	>	wait_process(1);
1662	>	if (!syncf_done(sfile)) {
1663	>	fprintf(stderr,
1664	>	"%s: %s did not complete rendering of view %s\n",
1665	>	progname, c_rpiece, vs);
1666	>	quit(1);
1667	>	}
1668		}
1669	+	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1670		/* build pfilt command */
1671	<	if (mult > 1)
1672	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1673	<	pfopts, mult, mult, rawfile, picfile);
1674	<	else
1088	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1671	>	if (do_rpiece)
1672	>	sprintf(combuf,
1673	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1674	>	c_pfilt, pfopts, xres, yres, aspect,
1675		rawfile, picfile);
1676	<	if (runcom(combuf)) {           /* run pfilt */
1677	<	fprintf(stderr,
1678	<	"%s: error filtering view %s\n\t%s removed\n",
1679	<	progname, vs, picfile);
1680	<	unlink(picfile);
1681	<	exit(1);
1676	>	else if (mult > 1)
1677	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1678	>	c_pfilt, pfopts, mult, mult,
1679	>	rawfile, picfile);
1680	>	else
1681	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1682	>	pfopts, rawfile, picfile);
1683	>	if (runcom(combuf)) {   /* run pfilt */
1684	>	fprintf(stderr,
1685	>	"%s: error filtering view %s\n\t%s removed\n",
1686	>	progname, vs, picfile);
1687	>	unlink(picfile);
1688	>	quit(1);
1689	>	}
1690		}
1691	<	/* remove raw file */
1692	<	rmfile(rawfile);
1691	>	/* remove/rename raw file */
1692	>	if (vdef(RAWFILE)) {
1693	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1694	>	mvfile(rawfile, combuf);
1695	>	} else
1696	>	rmfile(rawfile);
1697	>	if (do_rpiece)                  /* done with sync file */
1698	>	rmfile(sfile);
1699	>	else
1700	>	finish_process();       /* exit if child */
1701		}
1702	+	wait_process(1);                /* wait for children to finish */
1703	+	if (pfile != NULL) {            /* clean up persistent rpict */
1704	+	RT_PID  pid;
1705	+	fp = fopen(pfile, "r");
1706	+	if (fp != NULL) {
1707	+	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1708	+	kill(pid, 1) < 0)
1709	+	unlink(pfile);
1710	+	fclose(fp);
1711	+	}
1712	+	}
1713	+	return;
1714	+	rperror:
1715	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1716	+	quit(1);
1717	+	#undef do_rpiece
1718		}
1719
1720
1721	<	runcom(cs)                      /* run command */
1722	<	char    *cs;
1721	>	static int
1722	>	touch(                  /* update a file */
1723	>	char    *fn
1724	>	)
1725		{
1726	+	if (!silent)
1727	+	printf("\ttouch %s\n", fn);
1728	+	if (!nprocs)
1729	+	return(0);
1730	+	return(setfdate(fn, time((time_t *)NULL)));
1731	+	}
1732	+
1733	+
1734	+	static int
1735	+	runcom(                 /* run command */
1736	+	char    *cs
1737	+	)
1738	+	{
1739		if (!silent)            /* echo it */
1740		printf("\t%s\n", cs);
1741	<	if (noaction)
1741	>	if (!nprocs)
1742		return(0);
1743	<	fflush(stdout);         /* flush output and pass to shell */
1743	>	fflush(NULL);           /* flush output and pass to shell */
1744		return(system(cs));
1745		}
1746
1747
1748	<	rmfile(fn)                      /* remove a file */
1749	<	char    *fn;
1748	>	static int
1749	>	rmfile(                 /* remove a file */
1750	>	char    *fn
1751	>	)
1752		{
1753		if (!silent)
1754	<	#ifdef MSDOS
1755	<	printf("\tdel %s\n", fn);
1121	<	#else
1122	<	printf("\trm -f %s\n", fn);
1123	<	#endif
1124	<	if (noaction)
1754	>	printf("\t%s %s\n", DELCMD, fn);
1755	>	if (!nprocs)
1756		return(0);
1757		return(unlink(fn));
1758		}
1759
1760
1761	<	#ifdef MSDOS
1762	<	setenv(vname, value)            /* set an environment variable */
1763	<	char    *vname, *value;
1761	>	static int
1762	>	mvfile(         /* move a file */
1763	>	char    *fold,
1764	>	char    *fnew
1765	>	)
1766		{
1767	<	register char   *evp;
1767	>	if (!silent)
1768	>	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1769	>	if (!nprocs)
1770	>	return(0);
1771	>	return(rename(fold, fnew));
1772	>	}
1773
1774	<	evp = bmalloc(strlen(vname)+strlen(value)+2);
1775	<	if (evp == NULL)
1776	<	syserr(progname);
1777	<	sprintf(evp, "%s=%s", vname, value);
1778	<	if (putenv(evp) != 0) {
1779	<	fprintf(stderr, "%s: out of environment space\n", progname);
1780	<	exit(1);
1774	>
1775	>	#ifdef RHAS_FORK_EXEC
1776	>	static int
1777	>	next_process(int reserve)               /* fork the next process */
1778	>	{
1779	>	RT_PID  child_pid;
1780	>
1781	>	if (nprocs <= 1)
1782	>	return(0);              /* it's us or no one */
1783	>	if (inchild()) {
1784	>	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1785	>	progname);
1786	>	quit(1);
1787		}
1788	<	if (!silent)
1789	<	printf("set %s\n", evp);
1788	>	if (reserve > 0 && children_running >= nprocs-reserve)
1789	>	return(0);              /* caller holding back process(es) */
1790	>	if (children_running >= nprocs)
1791	>	wait_process(0);        /* wait for someone to finish */
1792	>	fflush(NULL);                   /* flush output */
1793	>	child_pid = fork();             /* split process */
1794	>	if (child_pid == 0) {           /* we're the child */
1795	>	children_running = -1;
1796	>	nprocs = 1;
1797	>	return(0);
1798	>	}
1799	>	if (child_pid > 0) {            /* we're the parent */
1800	>	++children_running;
1801	>	return(1);
1802	>	}
1803	>	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1804	>	return(0);
1805		}
1147	–	#endif
1806
1807	+	static void
1808	+	wait_process(                   /* wait for process(es) to finish */
1809	+	int     all
1810	+	)
1811	+	{
1812	+	int     ourstatus = 0, status;
1813	+	RT_PID  pid;
1814
1815	<	badvalue(vc)                    /* report bad variable value and exit */
1816	<	int     vc;
1815	>	if (all)
1816	>	all = children_running;
1817	>	else if (children_running > 0)
1818	>	all = 1;
1819	>	while (all-- > 0) {
1820	>	pid = wait(&status);
1821	>	if (pid < 0)
1822	>	syserr(progname);
1823	>	status = status>>8 & 0xff;
1824	>	--children_running;
1825	>	if (status != 0) {      /* child's problem is our problem */
1826	>	if ((ourstatus == 0) & (children_running > 0))
1827	>	fprintf(stderr, "%s: waiting for remaining processes\n",
1828	>	progname);
1829	>	ourstatus = status;
1830	>	all = children_running;
1831	>	}
1832	>	}
1833	>	if (ourstatus != 0)
1834	>	quit(ourstatus);        /* bad status from child */
1835	>	}
1836	>	#else   /* ! RHAS_FORK_EXEC */
1837	>	static int
1838	>	next_process(int reserve)
1839		{
1840	+	return(0);                      /* cannot start new process */
1841	+	}
1842	+	static void
1843	+	wait_process(all)
1844	+	int     all;
1845	+	{
1846	+	(void)all;                      /* no one to wait for */
1847	+	}
1848	+	int
1849	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1850	+	RT_PID pid;
1851	+	int sig;
1852	+	{
1853	+	return 0;
1854	+	}
1855	+	#endif  /* ! RHAS_FORK_EXEC */
1856	+
1857	+	static void
1858	+	finish_process(void)                    /* exit a child process */
1859	+	{
1860	+	if (!inchild())
1861	+	return;                 /* in parent -- noop */
1862	+	exit(0);
1863	+	}
1864	+
1865	+
1866	+	static void
1867	+	badvalue(                       /* report bad variable value and exit */
1868	+	int     vc
1869	+	)
1870	+	{
1871		fprintf(stderr, "%s: bad value for variable '%s'\n",
1872		progname, vnam(vc));
1873	<	exit(1);
1873	>	quit(1);
1874		}
1875
1876
1877	<	syserr(s)                       /* report a system error and exit */
1878	<	char    *s;
1877	>	static void
1878	>	syserr(                 /* report a system error and exit */
1879	>	char    *s
1880	>	)
1881		{
1882		perror(s);
1883	<	exit(1);
1883	>	quit(1);
1884	>	}
1885	>
1886	>
1887	>	void
1888	>	quit(ec)                        /* exit program */
1889	>	int     ec;
1890	>	{
1891	>	exit(ec);
1892		}

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