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

Comparing ray/src/util/rad.c (file contents):
Revision 2.1 by greg, Thu Mar 11 09:11:00 1993 UTC vs.
Revision 2.113 by greg, Wed May 27 12:50:46 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 vnam(vc)        (vv[vc].name)
80	–	#define vdef(vc)        (vv[vc].nass)
81	–	#define vval(vc)        (vv[vc].value)
82	–	#define vint(vc)        atoi(vval(vc))
83	–	#define vlet(vc)        (vval(vc)[0]&~0x20)
84	–	#define vbool(vc)       (vlet(vc)=='T')
106
107	<	#define HIGH            2
108	<	#define MEDIUM          1
109	<	#define LOW             0
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	<	int     lowqopts(), medqopts(), hiqopts();
113	<	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
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	<	#define renderopts      (*setqopts[vscale(QUALITY)])
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	<	extern long     fdate();
96	<
97	<	long    scenedate;              /* date of latest scene or object file */
98	<	long    octreedate;             /* date of octree */
99	<
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 125 | 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 156 | 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][-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 189 | 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];
197	<	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	<	perror(rfname);
312	<	exit(1);
313	<	}
314	<	while (fgetline(buf, sizeof(buf), fp) != NULL) {
315	<	for (cp = buf; *cp; cp++) {
207	<	switch (*cp) {
208	<	case '\\':
209	<	case '\n':
210	<	*cp = ' ';
211	<	continue;
212	<	case '#':
213	<	*cp = '\0';
214	<	break;
215	<	}
216	<	break;
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);
344	<	if (vp == NULL) {
345	<	fprintf(stderr, "%s: unknown variable '%s'\n",
346	<	progname, varname);
347	<	exit(1);
261	<	}
262	<	/* assign new value */
263	<	cp = vp->value; i = vp->nass;
264	<	while (i--)
265	<	while (*cp++)
266	<	;
267	<	i = cp - vp->value;
268	<	vp->value = realloc(vp->value, i+n+1);
269	<	if (vp->value == NULL) {
270	<	perror(progname);
271	<	exit(1);
272	<	}
273	<	strcpy(vp->value+i, ass);
274	<	vp->nass++;
275	<	}
276	<
277	<
278	<	VARIABLE *
279	<	matchvar(nam)                   /* match a variable by its name */
280	<	char    *nam;
281	<	{
282	<	int     n = strlen(nam);
283	<	register int    i;
284	<
285	<	for (i = 0; i < NVARS; i++)
286	<	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
287	<	return(vv+i);
288	<	return(NULL);
289	<	}
290	<
291	<
292	<	char *
293	<	nvalue(vp, n)                   /* return nth variable value */
294	<	VARIABLE        *vp;
295	<	register int    n;
296	<	{
297	<	register char   *cp;
298	<
299	<	if (vp == NULL || n < 0 || n >= vp->nass)
300	<	return(NULL);
301	<	cp = vp->value;
302	<	while (n--)
303	<	while (*cp++)
304	<	;
342	>	if (suffix == -1) suffix = n;
343	>	if ((cp = bmalloc(n+2)) == NULL)
344	>	syserr(progname);
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 */
311	<	int     vc;
352	>	static void
353	>	checkfiles(void)                        /* check for existence and modified times */
354		{
355	<	switch(vlet(vc)) {
356	<	case 'H':
315	<	return(HIGH);
316	<	case 'M':
317	<	return(MEDIUM);
318	<	case 'L':
319	<	return(LOW);
320	<	}
321	<	fprintf(stderr, "%s: illegal value for variable '%s' (%s)\n",
322	<	progname, vnam(vc), vval(vc));
323	<	exit(1);
324	<	}
355	>	char    fntemp[256];
356	>	time_t  objdate;
357
358	<
359	<	checkvalues()                   /* check assignments */
360	<	{
361	<	register int    i;
362	<
363	<	for (i = 0; i < NVARS; i++)
364	<	if (vv[i].fixval != NULL)
365	<	(*vv[i].fixval)(vv+i);
366	<	}
335	<
336	<
337	<	onevalue(vp)                    /* only one assignment for this variable */
338	<	register VARIABLE       *vp;
339	<	{
340	<	if (vp->nass < 2)
341	<	return;
342	<	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
343	<	progname, vp->name);
344	<	while (vp->nass-- > 1)
345	<	vp->value += strlen(vp->value)+1;
346	<	}
347	<
348	<
349	<	catvalues(vp)                   /* concatenate variable values */
350	<	register VARIABLE       *vp;
351	<	{
352	<	register char   *cp;
353	<
354	<	if (vp->nass < 2)
355	<	return;
356	<	for (cp = vp->value; vp->nass > 1; vp->nass--) {
357	<	while (*cp)
358	<	cp++;
359	<	*cp++ = ' ';
358	>	if (!vdef(OCTREE)) {
359	>	if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
360	>	syserr(progname);
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	<	}
369	<
370	<
371	<	long
372	<	checklast(fnames)                       /* check files and find most recent */
373	<	register char   *fnames;
374	<	{
375	<	char    thisfile[MAXPATH];
376	<	long    thisdate, lastdate = -1;
377	<	register char   *cp;
378	<
379	<	while (*fnames) {
380	<	while (isspace(*fnames)) fnames++;
381	<	cp = thisfile;
382	<	while (*fnames && !isspace(*fnames)) *cp++ = *fnames++;
383	<	*cp = '\0';
384	<	if ((thisdate = fdate(thisfile)) < 0) {
385	<	perror(thisfile);
386	<	exit(1);
368	>	octreedate = fdate(vval(OCTREE));
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	<	if (thisdate > lastdate)
392	<	lastdate = thisdate;
391	>	atos(fntemp, sizeof(fntemp), vval(PGMAP));
392	>	pgmapname = savqstr(fntemp);
393	>	pgmapdate = fdate(pgmapname);
394		}
395	<	return(lastdate);
396	<	}
397	<
398	<
399	<	checkfiles()                    /* check for existence and modified times */
389	<	{
390	<	long    objdate;
391	<
392	<	octreedate = vdef(OCTREE) ? fdate(vval(OCTREE)) : -1;
393	<	scenedate = -1;
394	<	if (vdef(SCENE)) {
395	<	scenedate = checklast(vval(SCENE));
396	<	if (vdef(OBJECT)) {
397	<	objdate = checklast(vval(OBJECT));
398	<	if (objdate > scenedate)
399	<	scenedate = objdate;
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	+	if (pgmapname == NULL && !nowarn)
405	+	fprintf(stderr, "%s: warning - '%s' assigned without '%s'\n",
406	+	progname, vnam(PCMAP), vnam(PGMAP));
407		}
408	<	if (octreedate < 0 & scenedate < 0) {
403	<	fprintf(stderr, "%s: need scene or octree\n", progname);
404	<	exit(1);
405	<	}
408	>	matdate = checklast(vval(MATERIAL));
409		}
410
411
412	<	setdefaults()                   /* set default values for unassigned var's */
412	>	static void
413	>	getoctcube(             /* get octree bounding cube */
414	>	double  org[3],
415	>	double  *sizp
416	>	)
417		{
418	+	static double   oorg[3], osiz = 0.;
419	+	double  min[3], max[3];
420	+	char    buf[1024];
421		FILE    *fp;
422	<	double  xmin, ymin, zmin, size;
413	<	char    buf[512];
414	<	char    *cp;
422	>	int     i;
423
424	<	if (!vdef(OCTREE)) {
425	<	sprintf(buf, "%s.oct", radname);
426	<	vval(OCTREE) = savqstr(buf);
427	<	vdef(OCTREE)++;
428	<	}
429	<	if (!vdef(ZONE)) {
430	<	if (scenedate > octreedate) {
431	<	sprintf(buf, "getbbox -w -h %s", vval(SCENE));
432	<	if (!silent) {
433	<	printf("\t%s\n", buf);
434	<	fflush(stdout);
424	>	if (osiz <= FTINY) {
425	>	if (!nprocs && fdate(oct1name) <
426	>	(scenedate>illumdate?scenedate:illumdate)) {
427	>	/* run getbbox */
428	>	sprintf(buf, "getbbox -w -h %s",
429	>	vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
430	>	if ((fp = popen(buf, "r")) == NULL)
431	>	syserr("getbbox");
432	>	if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
433	>	&min[0], &max[0], &min[1], &max[1],
434	>	&min[2], &max[2]) != 6) {
435	>	fprintf(stderr,
436	>	"%s: error reading bounding box from getbbox\n",
437	>	progname);
438	>	quit(1);
439		}
440	<	if ((fp = popen(buf, "r")) == NULL) {
441	<	perror("getbbox");
442	<	exit(1);
443	<	}
444	<	buf[0] = 'E'; buf[1] = ' ';
433	<	fgetline(buf+2, sizeof(buf)-2, fp);
440	>	for (i = 0; i < 3; i++)
441	>	if (max[i] - min[i] > osiz)
442	>	osiz = max[i] - min[i];
443	>	for (i = 0; i < 3; i++)
444	>	oorg[i] = (max[i]+min[i]-osiz)*.5;
445		pclose(fp);
446	<	} else {
447	<	sprintf(buf, "getinfo -d < %s", vval(OCTREE));
448	<	if ((fp = popen(buf, "r")) == NULL) {
449	<	perror("getinfo");
450	<	exit(1);
446	>	} else {                                /* from octree */
447	>	oconv();        /* does nothing if done already */
448	>	sprintf(buf, "getinfo -d < %s", oct1name);
449	>	if ((fp = popen(buf, "r")) == NULL)
450	>	syserr("getinfo");
451	>	if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
452	>	&oorg[2], &osiz) != 4) {
453	>	fprintf(stderr,
454	>	"%s: error reading bounding cube from getinfo\n",
455	>	progname);
456	>	quit(1);
457		}
441	–	fscanf(fp, "%lf %lf %lf %lf",
442	–	&xmin, &ymin, &zmin, &size);
443	–	sprintf(buf, "E %g %g %g %g %g %g", xmin, xmin+size,
444	–	ymin, ymin+size, zmin, zmin+size);
458		pclose(fp);
459		}
460	+	}
461	+	org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
462	+	}
463	+
464	+
465	+	static void
466	+	setdefaults(void)                       /* set default values for unassigned var's */
467	+	{
468	+	double  org[3], lim[3], size;
469	+	char    buf[128];
470	+
471	+	if (!vdef(ZONE)) {
472	+	getoctcube(org, &size);
473	+	sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
474	+	org[1], org[1]+size, org[2], org[2]+size);
475		vval(ZONE) = savqstr(buf);
476		vdef(ZONE)++;
477		}
478	<	if (!vdef(UP)) {
479	<	vval(UP) = "Z";
480	<	vdef(UP)++;
478	>	if (!vdef(EYESEP)) {
479	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
480	>	&org[0], &lim[0], &org[1], &lim[1],
481	>	&org[2], &lim[2]) != 6)
482	>	badvalue(ZONE);
483	>	sprintf(buf, "%f",
484	>	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
485	>	vval(EYESEP) = savqstr(buf);
486	>	vdef(EYESEP)++;
487		}
488		if (!vdef(INDIRECT)) {
489		vval(INDIRECT) = "0";
#	Line 467 | Line 501 | setdefaults()                  /* set default values for unassigned v
501		vval(PICTURE) = radname;
502		vdef(PICTURE)++;
503		}
504	<	if (!vdef(AMBFILE)) {
505	<	sprintf(buf, "%s.amb", radname);
506	<	vval(AMBFILE) = savqstr(buf);
473	<	vdef(AMBFILE)++;
504	>	if (!vdef(VIEWS)) {
505	>	vval(VIEWS) = "X";
506	>	vdef(VIEWS)++;
507		}
475	–	if (!vdef(VIEW)) {
476	–	vval(VIEW) = "X";
477	–	vdef(VIEW)++;
478	–	}
508		if (!vdef(DETAIL)) {
509		vval(DETAIL) = "M";
510		vdef(DETAIL)++;
#	Line 491 | Line 520 | setdefaults()                  /* set default values for unassigned v
520		}
521
522
523	<	printvals()                     /* print variable values */
523	>	static void
524	>	oconv(void)                             /* run oconv and mkillum if necessary */
525		{
526	<	register int    i, j;
526	>	static char     illumtmp[] = "ilXXXXXX";
527	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
528
529	<	for (i = 0; i < NVARS; i++)
530	<	for (j = 0; j < vv[i].nass; j++)
531	<	printf("%s= %s\n", vv[i].name, nvalue(vv+i, j));
532	<	fflush(stdout);
529	>	oconvopts(ocopts);              /* get options */
530	>	if (octreedate < scenedate) {   /* check date on original octree */
531	>	if (touchonly && octreedate)
532	>	touch(vval(OCTREE));
533	>	else {                          /* build command */
534	>	if (vdef(MATERIAL))
535	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
536	>	ocopts, vval(MATERIAL),
537	>	vval(SCENE), vval(OCTREE));
538	>	else
539	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
540	>	vval(SCENE), vval(OCTREE));
541	>
542	>	if (runcom(combuf)) {           /* run it */
543	>	fprintf(stderr,
544	>	"%s: error generating octree\n\t%s removed\n",
545	>	progname, vval(OCTREE));
546	>	unlink(vval(OCTREE));
547	>	quit(1);
548	>	}
549	>	}
550	>	octreedate = time((time_t *)NULL);
551	>	if (octreedate < scenedate)     /* in case clock is off */
552	>	octreedate = scenedate;
553	>	}
554	>	if (oct1name == vval(OCTREE))           /* no mkillum? */
555	>	oct1date = octreedate > matdate ? octreedate : matdate;
556	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
557	>	& (oct1date >= illumdate))      /* all done */
558	>	return;
559	>	/* make octree0 */
560	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
561	>	if (touchonly && oct0date)
562	>	touch(oct0name);
563	>	else {                          /* build command */
564	>	if (octreedate)
565	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
566	>	ocopts, vval(OCTREE),
567	>	vval(ILLUM), oct0name);
568	>	else if (vdef(MATERIAL))
569	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
570	>	ocopts, vval(MATERIAL),
571	>	vval(ILLUM), oct0name);
572	>	else
573	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
574	>	ocopts, vval(ILLUM), oct0name);
575	>	if (runcom(combuf)) {           /* run it */
576	>	fprintf(stderr,
577	>	"%s: error generating octree\n\t%s removed\n",
578	>	progname, oct0name);
579	>	unlink(oct0name);
580	>	quit(1);
581	>	}
582	>	}
583	>	oct0date = time((time_t *)NULL);
584	>	if (oct0date < octreedate)      /* in case clock is off */
585	>	oct0date = octreedate;
586	>	if (oct0date < illumdate)       /* ditto */
587	>	oct0date = illumdate;
588	>	}
589	>	if (touchonly && oct1date)
590	>	touch(oct1name);
591	>	else {
592	>	mkillumopts(mkopts);            /* build mkillum command */
593	>	mktemp(illumtmp);
594	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
595	>	oct0name, vval(ILLUM), illumtmp);
596	>	if (runcom(combuf)) {                   /* run it */
597	>	fprintf(stderr, "%s: error running %s\n",
598	>	progname, c_mkillum);
599	>	unlink(illumtmp);
600	>	quit(1);
601	>	}
602	>	rmfile(oct0name);
603	>	/* make octree1 (frozen) */
604	>	if (octreedate)
605	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
606	>	ocopts, vval(OCTREE), illumtmp, oct1name);
607	>	else if (vdef(MATERIAL))
608	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
609	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
610	>	else
611	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
612	>	illumtmp, oct1name);
613	>	if (runcom(combuf)) {           /* run it */
614	>	fprintf(stderr,
615	>	"%s: error generating octree\n\t%s removed\n",
616	>	progname, oct1name);
617	>	unlink(oct1name);
618	>	unlink(illumtmp);
619	>	quit(1);
620	>	}
621	>	rmfile(illumtmp);
622	>	}
623	>	oct1date = time((time_t *)NULL);
624	>	if (oct1date < oct0date)        /* in case clock is off */
625	>	oct1date = oct0date;
626		}
627
628
629	<	oconv()                         /* run oconv if necessary */
629	>	static void
630	>	mkpmap(void)                    /* run mkpmap if indicated */
631		{
632	<	char    combuf[512], ocopts[64];
633	<
634	<	if (octreedate > scenedate)     /* check dates */
632	>	char    combuf[2048], *cp;
633	>	time_t  tnow;
634	>	/* nothing to do? */
635	>	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
636	>	(pcmapname == NULL) | (pcmapdate >= oct1date))
637		return;
638	<	/* build command */
639	<	oconvopts(ocopts);
640	<	sprintf(combuf, "oconv%s %s > %s", ocopts, vval(SCENE), vval(OCTREE));
641	<	if (!silent) {                  /* echo it */
642	<	printf("\t%s\n", combuf);
643	<	fflush(stdout);
638	>	/* just update existing file dates? */
639	>	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
640	>	(pcmapname == NULL) | (pcmapdate > 0)) {
641	>	if (pgmapname != NULL)
642	>	touch(pgmapname);
643	>	if (pcmapname != NULL)
644	>	touch(pcmapname);
645	>	} else {                /* else need to (re)run pkpmap */
646	>	strcpy(combuf, c_mkpmap);
647	>	for (cp = combuf; *cp; cp++)
648	>	;
649	>	mkpmapopts(cp);
650	>	if (vdef(REPORT)) {
651	>	char    errfile[256];
652	>	int     n;
653	>	double  minutes;
654	>	n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
655	>	if (n == 2)
656	>	sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
657	>	else if (n == 1)
658	>	sprintf(cp, " -t %d", (int)(minutes*60));
659	>	else
660	>	badvalue(REPORT);
661	>	}
662	>	if (pgmapname != NULL && pgmapdate < oct1date) {
663	>	cp = addarg(cp, "-apg");
664	>	addarg(cp, vval(PGMAP));
665	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
666	>	*cp = '\0';
667	>	}
668	>	if (pcmapname != NULL && pcmapdate < oct1date) {
669	>	cp = addarg(cp, "-apc");
670	>	addarg(cp, vval(PCMAP));
671	>	cp = sskip(sskip(cp));  /* remove any bandwidth */
672	>	*cp = '\0';
673	>	}
674	>	cp = addarg(cp, oct1name);
675	>	if (runcom(combuf)) {
676	>	fprintf(stderr, "%s: error running %s\n",
677	>	progname, c_mkpmap);
678	>	if (pgmapname != NULL)
679	>	unlink(pgmapname);
680	>	if (pcmapname != NULL)
681	>	unlink(pcmapname);
682	>	quit(1);
683	>	}
684		}
685	<	if (noaction)
686	<	return;
687	<	if (system(combuf)) {           /* run it */
688	<	fprintf(stderr, "%s: error generating octree\n\t%s removed\n",
689	<	progname, vval(OCTREE));
690	<	unlink(vval(OCTREE));
524	<	exit(1);
525	<	}
685	>	tnow = time((time_t *)NULL);
686	>	if (pgmapname != NULL)
687	>	pgmapdate = tnow;
688	>	if (pcmapname != NULL)
689	>	pcmapdate = tnow;
690	>	oct1date = tnow;        /* trigger ambient file removal if needed */
691		}
692
693
694	<	char *
695	<	addarg(op, arg)                         /* add argument and advance pointer */
696	<	register char   *op, *arg;
694	>	static char *
695	>	addarg(                         /* append argument and advance pointer */
696	>	char    *op,
697	>	char    *arg
698	>	)
699		{
700	+	while (*op)
701	+	op++;
702		*op = ' ';
703	<	while (*++op = *arg++)
703	>	while ( (*++op = *arg++) )
704		;
705		return(op);
706		}
707
708
709	<	oconvopts(oo)                           /* get oconv options */
710	<	char    *oo;
709	>	static void
710	>	oconvopts(                              /* get oconv options */
711	>	char    *oo
712	>	)
713		{
714	+	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
715	+
716		*oo = '\0';
717	<	if (vdef(OCONV))
718	<	addarg(oo, vval(OCONV));
717	>	if (!vdef(OCONV))
718	>	return;
719	>	if (vval(OCONV)[0] != '-') {
720	>	atos(c_oconv, sizeof(c_oconv), vval(OCONV));
721	>	oo = addarg(oo, sskip2(vval(OCONV), 1));
722	>	} else
723	>	oo = addarg(oo, vval(OCONV));
724		}
725
726
727	<	lowqopts(ro)                            /* low quality rendering options */
728	<	char    *ro;
727	>	static void
728	>	mkillumopts(                            /* get mkillum options */
729	>	char    *mo
730	>	)
731		{
732	<	register char   *op = ro;
732	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
733
734	<	*op = '\0';
734	>	if (nprocs > 1)
735	>	sprintf(mo, " -n %d", nprocs);
736	>	else
737	>	*mo = '\0';
738	>	if (!vdef(MKILLUM))
739	>	return;
740	>	if (vval(MKILLUM)[0] != '-') {
741	>	atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
742	>	mo = addarg(mo, sskip2(vval(MKILLUM), 1));
743	>	} else
744	>	mo = addarg(mo, vval(MKILLUM));
745	>	}
746	>
747	>
748	>	static void
749	>	mkpmapopts(                             /* get mkpmap options */
750	>	char    *mo
751	>	)
752	>	{
753	>	/* BEWARE:  This may be called via setdefaults(), so no assumptions */
754	>
755	>	*mo = '\0';
756	>	if (!vdef(MKPMAP))
757	>	return;
758	>	if (vval(MKPMAP)[0] != '-') {
759	>	atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
760	>	mo = addarg(mo, sskip2(vval(MKPMAP), 1));
761	>	} else
762	>	mo = addarg(mo, vval(MKPMAP));
763	>	}
764	>
765	>
766	>	static void
767	>	checkambfile(void)                      /* check date on ambient file */
768	>	{
769	>	time_t  afdate;
770	>
771	>	if (!vdef(AMBFILE))
772	>	return;
773	>	if (!(afdate = fdate(vval(AMBFILE))))
774	>	return;
775	>	if (oct1date > afdate) {
776	>	if (touchonly)
777	>	touch(vval(AMBFILE));
778	>	else
779	>	rmfile(vval(AMBFILE));
780	>	}
781	>	}
782	>
783	>
784	>	static double
785	>	ambval(void)                            /* compute ambient value */
786	>	{
787	>	if (vdef(EXPOSURE)) {
788	>	if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
789	>	return(.5/pow(2.,vflt(EXPOSURE)));
790	>	return(.5/vflt(EXPOSURE));
791	>	}
792	>	if (vlet(ZONE) == 'E')
793	>	return(10.);
794	>	if (vlet(ZONE) == 'I')
795	>	return(.01);
796	>	badvalue(ZONE);
797	>	return 0; /* pro forma return */
798	>	}
799	>
800	>
801	>	static void
802	>	renderopts(                     /* set rendering options */
803	>	char    *op,
804	>	char    *po
805	>	)
806	>	{
807	>	char    pmapf[256], *bw;
808	>
809	>	switch(vscale(QUALITY)) {
810	>	case LOW:
811	>	lowqopts(op, po);
812	>	break;
813	>	case MEDIUM:
814	>	medqopts(op, po);
815	>	break;
816	>	case HIGH:
817	>	hiqopts(op, po);
818	>	break;
819	>	}
820	>	if (vdef(PGMAP)) {
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	>	if (vdef(PCMAP)) {
827	>	bw = sskip2(vval(PCMAP), 2);
828	>	atos(pmapf, sizeof(pmapf), vval(PCMAP));
829	>	op = addarg(addarg(op, "-ap"), pmapf);
830	>	if (atoi(bw) > 0) op = addarg(op, bw);
831	>	}
832		if (vdef(RENDER))
833		op = addarg(op, vval(RENDER));
834	+	if (rvdevice != NULL) {
835	+	if (vdef(RVU))
836	+	if (vval(RVU)[0] != '-') {
837	+	atos(c_rvu, sizeof(c_rvu), vval(RVU));
838	+	po = addarg(po, sskip2(vval(RVU), 1));
839	+	} else
840	+	po = addarg(po, vval(RVU));
841	+	} else {
842	+	if (vdef(RPICT))
843	+	if (vval(RPICT)[0] != '-') {
844	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
845	+	po = addarg(po, sskip2(vval(RPICT), 1));
846	+	} else
847	+	po = addarg(po, vval(RPICT));
848	+	}
849		}
850
851
852	<	medqopts(ro)                            /* medium quality rendering options */
853	<	char    *ro;
852	>	static void
853	>	lowqopts(                       /* low quality rendering options */
854	>	char    *op,
855	>	char    *po
856	>	)
857		{
858	<	register char   *op = ro;
858	>	double  d, org[3], siz[3];
859
860		*op = '\0';
861	<	if (vdef(RENDER))
862	<	op = addarg(op, vval(RENDER));
861	>	*po = '\0';
862	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
863	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
864	>	badvalue(ZONE);
865	>	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
866	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
867	>	badvalue(ZONE);
868	>	getoctcube(org, &d);
869	>	d *= 3./(siz[0]+siz[1]+siz[2]);
870	>	switch (vscale(DETAIL)) {
871	>	case LOW:
872	>	po = addarg(po, "-ps 16");
873	>	op = addarg(op, "-dp 64");
874	>	sprintf(op, " -ar %d", (int)(8*d));
875	>	op += strlen(op);
876	>	break;
877	>	case MEDIUM:
878	>	po = addarg(po, "-ps 8");
879	>	op = addarg(op, "-dp 128");
880	>	sprintf(op, " -ar %d", (int)(16*d));
881	>	op += strlen(op);
882	>	break;
883	>	case HIGH:
884	>	po = addarg(po, "-ps 4");
885	>	op = addarg(op, "-dp 256");
886	>	sprintf(op, " -ar %d", (int)(32*d));
887	>	op += strlen(op);
888	>	break;
889	>	}
890	>	po = addarg(po, "-pt .16");
891	>	if (vbool(PENUMBRAS))
892	>	op = addarg(op, "-ds .4");
893	>	else
894	>	op = addarg(op, "-ds 0");
895	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
896	>	if (vdef(AMBFILE)) {
897	>	sprintf(op, " -af %s", vval(AMBFILE));
898	>	op += strlen(op);
899	>	} else
900	>	overture = 0;
901	>	switch (vscale(VARIABILITY)) {
902	>	case LOW:
903	>	op = addarg(op, "-aa .3 -ad 256");
904	>	break;
905	>	case MEDIUM:
906	>	op = addarg(op, "-aa .25 -ad 512");
907	>	break;
908	>	case HIGH:
909	>	op = addarg(op, "-aa .2 -ad 1024");
910	>	break;
911	>	}
912	>	op = addarg(op, "-as 0");
913	>	d = ambval();
914	>	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
915	>	op += strlen(op);
916	>	op = addarg(op, "-lr 6 -lw .003");
917		}
918
919
920	<	hiqopts(ro)                             /* high quality rendering options */
921	<	char    *ro;
920	>	static void
921	>	medqopts(                       /* medium quality rendering options */
922	>	char    *op,
923	>	char    *po
924	>	)
925		{
926	<	register char   *op = ro;
926	>	double  d, org[3], siz[3], asz;
927
928		*op = '\0';
929	<	if (vdef(RENDER))
930	<	op = addarg(op, vval(RENDER));
929	>	*po = '\0';
930	>	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
931	>	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
932	>	badvalue(ZONE);
933	>	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
934	>	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
935	>	badvalue(ZONE);
936	>	getoctcube(org, &d);
937	>	asz = (siz[0]+siz[1]+siz[2])/3.;
938	>	d /= asz;
939	>	switch (vscale(DETAIL)) {
940	>	case LOW:
941	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
942	>	op = addarg(op, "-dp 256");
943	>	sprintf(op, " -ar %d", (int)(16*d));
944	>	op += strlen(op);
945	>	sprintf(op, " -ms %.2g", asz/20.);
946	>	op += strlen(op);
947	>	break;
948	>	case MEDIUM:
949	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
950	>	op = addarg(op, "-dp 512");
951	>	sprintf(op, " -ar %d", (int)(32*d));
952	>	op += strlen(op);
953	>	sprintf(op, " -ms %.2g", asz/40.);
954	>	op += strlen(op);
955	>	break;
956	>	case HIGH:
957	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
958	>	op = addarg(op, "-dp 1024");
959	>	sprintf(op, " -ar %d", (int)(64*d));
960	>	op += strlen(op);
961	>	sprintf(op, " -ms %.2g", asz/80.);
962	>	op += strlen(op);
963	>	break;
964	>	}
965	>	po = addarg(po, "-pt .08");
966	>	if (vbool(PENUMBRAS))
967	>	op = addarg(op, "-ds .2 -dj .9");
968	>	else
969	>	op = addarg(op, "-ds .3");
970	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
971	>	if ( (overture = vint(INDIRECT)) ) {
972	>	sprintf(op, " -ab %d", overture);
973	>	op += strlen(op);
974	>	}
975	>	if (vdef(AMBFILE)) {
976	>	sprintf(op, " -af %s", vval(AMBFILE));
977	>	op += strlen(op);
978	>	} else
979	>	overture = 0;
980	>	switch (vscale(VARIABILITY)) {
981	>	case LOW:
982	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
983	>	break;
984	>	case MEDIUM:
985	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
986	>	break;
987	>	case HIGH:
988	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
989	>	break;
990	>	}
991	>	d = ambval();
992	>	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
993	>	op += strlen(op);
994	>	op = addarg(op, "-lr 8 -lw 1e-4");
995		}
996
997
998	<	xferopts(ro)                            /* transfer options if indicated */
999	<	char    *ro;
998	>	static void
999	>	hiqopts(                                /* high quality rendering options */
1000	>	char    *op,
1001	>	char    *po
1002	>	)
1003		{
1004	+	double  d, org[3], siz[3], asz;
1005	+
1006	+	*op = '\0';
1007	+	*po = '\0';
1008	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1009	+	&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1010	+	badvalue(ZONE);
1011	+	siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1012	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1013	+	badvalue(ZONE);
1014	+	getoctcube(org, &d);
1015	+	asz = (siz[0]+siz[1]+siz[2])/3.;
1016	+	d /= asz;
1017	+	switch (vscale(DETAIL)) {
1018	+	case LOW:
1019	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1020	+	op = addarg(op, "-dp 1024");
1021	+	sprintf(op, " -ar %d", (int)(32*d));
1022	+	op += strlen(op);
1023	+	sprintf(op, " -ms %.2g", asz/40.);
1024	+	op += strlen(op);
1025	+	break;
1026	+	case MEDIUM:
1027	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1028	+	op = addarg(op, "-dp 2048");
1029	+	sprintf(op, " -ar %d", (int)(64*d));
1030	+	op += strlen(op);
1031	+	sprintf(op, " -ms %.2g", asz/80.);
1032	+	op += strlen(op);
1033	+	break;
1034	+	case HIGH:
1035	+	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1036	+	op = addarg(op, "-dp 4096");
1037	+	sprintf(op, " -ar %d", (int)(128*d));
1038	+	op += strlen(op);
1039	+	sprintf(op, " -ms %.2g", asz/160.);
1040	+	op += strlen(op);
1041	+	break;
1042	+	}
1043	+	po = addarg(po, "-pt .04");
1044	+	if (vbool(PENUMBRAS))
1045	+	op = addarg(op, "-ds .1 -dj .9");
1046	+	else
1047	+	op = addarg(op, "-ds .2");
1048	+	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1049	+	sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1050	+	op += strlen(op);
1051	+	if (vdef(AMBFILE)) {
1052	+	sprintf(op, " -af %s", vval(AMBFILE));
1053	+	op += strlen(op);
1054	+	} else
1055	+	overture = 0;
1056	+	switch (vscale(VARIABILITY)) {
1057	+	case LOW:
1058	+	op = addarg(op, "-aa .125 -ad 512 -as 64");
1059	+	break;
1060	+	case MEDIUM:
1061	+	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1062	+	break;
1063	+	case HIGH:
1064	+	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1065	+	break;
1066	+	}
1067	+	d = ambval();
1068	+	sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1069	+	op += strlen(op);
1070	+	op = addarg(op, "-lr 12 -lw 1e-5");
1071	+	}
1072	+
1073	+
1074	+	#ifdef _WIN32
1075	+	static void
1076	+	setenv(                 /* set an environment variable */
1077	+	char    *vname,
1078	+	char    *value
1079	+	)
1080	+	{
1081	+	char    *evp;
1082	+
1083	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1084	+	if (evp == NULL)
1085	+	syserr(progname);
1086	+	sprintf(evp, "%s=%s", vname, value);
1087	+	if (putenv(evp) != 0) {
1088	+	fprintf(stderr, "%s: out of environment space\n", progname);
1089	+	quit(1);
1090	+	}
1091	+	if (!silent)
1092	+	printf("set %s\n", evp);
1093	+	}
1094	+	#endif
1095	+
1096	+
1097	+	static void
1098	+	xferopts(                               /* transfer options if indicated */
1099	+	char    *ro
1100	+	)
1101	+	{
1102		int     fd, n;
1103	+	char    *cp;
1104
1105		n = strlen(ro);
1106		if (n < 2)
1107		return;
1108		if (vdef(OPTFILE)) {
1109	<	if ((fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) {
1110	<	perror(vval(OPTFILE));
1111	<	exit(1);
1112	<	}
1113	<	if (write(fd, ro+1, n-1) != n-1) {
1114	<	perror(vval(OPTFILE));
1115	<	exit(1);
1116	<	}
1117	<	write(fd, "\n", 1);
1118	<	close(fd);
1119	<	ro[0] = ' ';
602	<	ro[1] = '^';
603	<	strcpy(ro+2, vval(OPTFILE));
1109	>	for (cp = ro; cp[1]; cp++)
1110	>	if (isspace(cp[1]) && (cp[2] == '@' ||
1111	>	(cp[2] == '-' && isalpha(cp[3]))))
1112	>	*cp = '\n';
1113	>	else
1114	>	*cp = cp[1];
1115	>	*cp = '\n';
1116	>	fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1117	>	if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1118	>	syserr(vval(OPTFILE));
1119	>	sprintf(ro, " @%s", vval(OPTFILE));
1120		}
1121	<	#ifdef MSDOS
1121	>	#ifdef _WIN32
1122		else if (n > 50) {
1123	<	register char   *evp = bmalloc(n+6);
608	<	if (evp == NULL) {
609	<	perror(progname);
610	<	exit(1);
611	<	}
612	<	strcpy(evp, "ROPT=");
613	<	strcat(evp, ro);
614	<	putenv(evp);
1123	>	setenv("ROPT", ro+1);
1124		strcpy(ro, " $ROPT");
1125		}
1126		#endif
1127		}
1128
1129
1130	<	pfiltopts(po)                           /* get pfilt options */
1131	<	register char   *po;
1130	>	static void
1131	>	pfiltopts(                              /* get pfilt options */
1132	>	char    *po
1133	>	)
1134		{
1135		*po = '\0';
1136		if (vdef(EXPOSURE)) {
1137		po = addarg(po, "-1 -e");
1138		po = addarg(po, vval(EXPOSURE));
1139		}
1140	<	if (vscale(QUALITY) == HIGH)
1141	<	po = addarg(po, "-r .65");
1140	>	switch (vscale(QUALITY)) {
1141	>	case MEDIUM:
1142	>	po = addarg(po, "-r .6");
1143	>	break;
1144	>	case HIGH:
1145	>	po = addarg(po, "-m .25");
1146	>	break;
1147	>	}
1148		if (vdef(PFILT))
1149	<	po = addarg(po, vval(PFILT));
1149	>	if (vval(PFILT)[0] != '-') {
1150	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1151	>	po = addarg(po, sskip2(vval(PFILT), 1));
1152	>	} else
1153	>	po = addarg(po, vval(PFILT));
1154		}
1155
1156
1157	<	matchword(s1, s2)                       /* match white-delimited words */
1158	<	register char   *s1, *s2;
1157	>	static int
1158	>	matchword(                      /* match white-delimited words */
1159	>	char    *s1,
1160	>	char    *s2
1161	>	)
1162		{
1163		while (isspace(*s1)) s1++;
1164		while (isspace(*s2)) s2++;
#	Line 645 | Line 1169 | register char  *s1, *s2;
1169		}
1170
1171
1172	<	char *
1173	<	specview(vs)                            /* get proper view spec from vs */
1174	<	register char   *vs;
1172	>	static char *
1173	>	specview(                               /* get proper view spec from vs */
1174	>	char    *vs
1175	>	)
1176		{
1177	+	static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1178	+	"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1179		static char     viewopts[128];
1180	<	register char   *cp;
1181	<	int     xpos, ypos, zpos, viewtype;
1182	<	int     exterior;
1180	>	char    *cp;
1181	>	int     xpos, ypos, zpos, viewtype, upax;
1182	>	int     i;
1183		double  cent[3], dim[3], mult, d;
1184
1185		if (vs == NULL || *vs == '-')
1186		return(vs);
1187	+	upax = 0;                       /* get the up vector */
1188	+	if (vdef(UP)) {
1189	+	if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1190	+	upax = 1-'X'+UPPER(vval(UP)[1]);
1191	+	else
1192	+	upax = 1-'X'+vlet(UP);
1193	+	if ((upax < 1) | (upax > 3))
1194	+	badvalue(UP);
1195	+	if (vval(UP)[0] == '-')
1196	+	upax = -upax;
1197	+	}
1198		/* check standard view names */
1199		xpos = ypos = zpos = 0;
662	–	viewtype = 0;
1200		if (*vs == 'X') {
1201		xpos = 1; vs++;
1202		} else if (*vs == 'x') {
#	Line 675 | Line 1212 | register char  *vs;
1212		} else if (*vs == 'z') {
1213		zpos = -1; vs++;
1214		}
1215	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1215	>	switch (*vs) {
1216	>	case VT_PER:
1217	>	case VT_PAR:
1218	>	case VT_ANG:
1219	>	case VT_HEM:
1220	>	case VT_PLS:
1221	>	case VT_CYL:
1222		viewtype = *vs++;
1223	<	else if (!*vs || isspace(*vs))
1224	<	viewtype = 'v';
1223	>	break;
1224	>	default:
1225	>	viewtype = VT_PER;
1226	>	break;
1227	>	}
1228		cp = viewopts;
1229	<	if (viewtype && (xpos|ypos|zpos)) {     /* got standard view */
1229	>	if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1230		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1231		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1232		&cent[0], &dim[0], &cent[1], &dim[1],
1233	<	&cent[2], &dim[2]) != 6) {
1234	<	fprintf(stderr, "%s: bad zone specification\n",
1235	<	progname);
1236	<	exit(1);
1233	>	&cent[2], &dim[2]) != 6)
1234	>	badvalue(ZONE);
1235	>	for (i = 0; i < 3; i++) {
1236	>	dim[i] -= cent[i];
1237	>	if (dim[i] <= FTINY)
1238	>	badvalue(ZONE);
1239	>	cent[i] += .5*dim[i];
1240		}
1241	<	dim[0] -= cent[0];
1242	<	dim[1] -= cent[1];
694	<	dim[2] -= cent[2];
695	<	exterior = vlet(ZONE) == 'E';
696	<	mult = exterior ? 2. : .45 ;
697	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1241	>	mult = vlet(ZONE)=='E' ? 2. : .45 ;
1242	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1243		cent[0]+xpos*mult*dim[0],
1244		cent[1]+ypos*mult*dim[1],
1245		cent[2]+zpos*mult*dim[2],
1246		-xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1247		cp += strlen(cp);
1248	<	switch (vlet(UP)) {
1249	<	case 'Z':
1250	<	if (xpos|ypos) {
1251	<	cp = addarg(cp, "-vu 0 0 1");
1252	<	break;
1253	<	}
1254	<	/* fall through */
710	<	case 'Y':
711	<	if (xpos|zpos) {
712	<	cp = addarg(cp, "-vu 0 1 0");
713	<	break;
714	<	}
715	<	/* fall through */
716	<	case 'X':
717	<	if (ypos|zpos)
718	<	cp = addarg(cp, "-vu 1 0 0");
719	<	else
720	<	cp = addarg(cp, "-vu 0 0 1");
1248	>	/* redirect up axis if necessary */
1249	>	switch (upax) {
1250	>	case 3:                 /* plus or minus Z axis */
1251	>	case -3:
1252	>	case 0:
1253	>	if (!(xpos|ypos))
1254	>	upax = 2;
1255		break;
1256	<	default:
1257	<	fprintf(stderr, "%s: illegal value for variable '%s'\n",
1258	<	progname, vnam(UP));
1259	<	exit(1);
1256	>	case 2:                 /* plus or minus Y axis */
1257	>	case -2:
1258	>	if (!(xpos|zpos))
1259	>	upax = 1;
1260	>	break;
1261	>	case 1:                 /* plus or minus X axis */
1262	>	case -1:
1263	>	if (!(ypos|zpos))
1264	>	upax = 3;
1265	>	break;
1266		}
1267	+	cp = addarg(cp, vup[upax+3]);
1268		switch (viewtype) {
1269	<	case 'v':
1269	>	case VT_PER:
1270		cp = addarg(cp, "-vh 45 -vv 45");
1271		break;
1272	<	case 'l':
1272	>	case VT_PAR:
1273		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1274	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1274	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1275		cp += strlen(cp);
1276		break;
1277	<	case 'a':
1278	<	case 'h':
1277	>	case VT_ANG:
1278	>	case VT_HEM:
1279	>	case VT_PLS:
1280		cp = addarg(cp, "-vh 180 -vv 180");
1281		break;
1282	+	case VT_CYL:
1283	+	cp = addarg(cp, "-vh 180 -vv 90");
1284	+	break;
1285		}
1286	<	} else
1287	<	while (*vs && !isspace(*vs))    /* else skip id */
1288	<	vs++;
1289	<	/* append any additional options */
1290	<	while (isspace(*vs)) vs++;
1286	>	} else {
1287	>	while (!isspace(*vs))           /* else skip id */
1288	>	if (!*vs++)
1289	>	return(NULL);
1290	>	if (upax) {                     /* prepend up vector */
1291	>	strcpy(cp, vup[upax+3]);
1292	>	cp += strlen(cp);
1293	>	}
1294	>	}
1295	>	if (cp == viewopts)             /* append any additional options */
1296	>	vs++;           /* skip prefixed space if unneeded */
1297		strcpy(cp, vs);
1298	+	#ifdef _WIN32
1299	+	if (strlen(viewopts) > 40) {
1300	+	setenv("VIEW", viewopts);
1301	+	return("$VIEW");
1302	+	}
1303	+	#endif
1304		return(viewopts);
1305		}
1306
1307
1308	<	char *
1309	<	getview(n, vn)                          /* get view n, or NULL if none */
1310	<	int     n;
1311	<	char    *vn;
1308	>	static char *
1309	>	getview(                                /* get view n, or NULL if none */
1310	>	int     n,
1311	>	char    *vn             /* returned view name */
1312	>	)
1313		{
1314	<	register char   *mv;
1314	>	char    *mv;
1315
1316	<	if (viewselect != NULL) {
1316	>	if (viewselect != NULL) {               /* command-line selected */
1317		if (n)                          /* only do one */
1318		return(NULL);
1319	+
1320	+	if (isint(viewselect)) {        /* view number? */
1321	+	n = atoi(viewselect)-1;
1322	+	goto numview;
1323	+	}
1324		if (viewselect[0] == '-') {     /* already specified */
1325	<	if (vn != NULL) *vn = '\0';
1325	>	if (vn != NULL)
1326	>	strcpy(vn, "0");
1327		return(viewselect);
1328		}
1329		if (vn != NULL) {
#	Line 769 | Line 1333 | char   *vn;
1333		*vn = '\0';
1334		}
1335		/* check list */
1336	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1336	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1337		if (matchword(viewselect, mv))
1338		return(specview(mv));
1339	+
1340		return(specview(viewselect));   /* standard view? */
1341		}
1342	<	if (vn != NULL && (mv = nvalue(vv+VIEW, n)) != NULL) {
1343	<	if (*mv != '-')
1344	<	while (*mv && !isspace(*mv))
1345	<	*vn++ = *mv++;
1346	<	*vn = '\0';
1342	>	numview:
1343	>	mv = nvalue(VIEWS, n);          /* use view n */
1344	>	if ((vn != NULL) & (mv != NULL))
1345	>	if (*mv != '-') {
1346	>	char    *mv2 = mv;
1347	>	while (*mv2 && !isspace(*mv2))
1348	>	*vn++ = *mv2++;
1349	>	*vn = '\0';
1350	>	} else
1351	>	sprintf(vn, "%d", n+1);
1352	>
1353	>	return(specview(mv));
1354	>	}
1355	>
1356	>
1357	>	static int
1358	>	myprintview(                    /* print out selected view */
1359	>	char    *vopts,
1360	>	FILE    *fp
1361	>	)
1362	>	{
1363	>	VIEW    vwr;
1364	>	char    buf[128];
1365	>	char    *cp;
1366	>	#ifdef _WIN32
1367	>	/* XXX Should we allow something like this for all platforms? */
1368	>	/* XXX Or is it still required at all? */
1369	>	again:
1370	>	#endif
1371	>	if (vopts == NULL)
1372	>	return(-1);
1373	>	#ifdef _WIN32
1374	>	if (vopts[0] == '$') {
1375	>	vopts = getenv(vopts+1);
1376	>	goto again;
1377		}
1378	<	return(specview(nvalue(vv+VIEW, n)));   /* use view n */
1378	>	#endif
1379	>	vwr = stdview;
1380	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1381	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1382	>	*atos(buf, sizeof(buf), cp += 4)) {
1383	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1384	>	sscanview(&vwr, cp);            /* reset tail */
1385	>	}
1386	>	fputs(VIEWSTR, fp);
1387	>	fprintview(&vwr, fp);                   /* print full spec. */
1388	>	fputc('\n', fp);
1389	>	return(0);
1390		}
1391
1392
1393	<	rview(opts)                             /* run rview with first view */
1394	<	char    *opts;
1393	>	static void
1394	>	rvu(                            /* run rvu with first view */
1395	>	char    *opts,
1396	>	char    *po
1397	>	)
1398		{
1399	<	char    combuf[512];
1399	>	char    *vw;
1400	>	char    combuf[PATH_MAX];
1401		/* build command */
1402	<	sprintf(combuf, "rview %s%s ", getview(0, NULL), opts);
1402	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1403	>	return;
1404	>	if (sayview)
1405	>	myprintview(vw, stdout);
1406	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1407	>	if (nprocs > 1)
1408	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1409		if (rvdevice != NULL)
1410		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1411	<	strcat(combuf, vval(OCTREE));
1412	<	if (!silent) {                  /* echo it */
1413	<	printf("\t%s\n", combuf);
1414	<	fflush(stdout);
1411	>	if (vdef(EXPOSURE))
1412	>	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1413	>	strcat(combuf, oct1name);
1414	>	if (runcom(combuf)) {           /* run it */
1415	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1416	>	quit(1);
1417		}
800	–	if (noaction)
801	–	return;
802	–	if (system(combuf)) {           /* run it */
803	–	fprintf(stderr, "%s: error running rview\n", progname);
804	–	exit(1);
805	–	}
1418		}
1419
1420
1421	<	rpict(opts)                             /* run rpict and pfilt for each view */
1422	<	char    *opts;
1421	>	static int
1422	>	syncf_done(                     /* check if an rpiece sync file is complete */
1423	>	char *sfname
1424	>	)
1425		{
1426	<	char    combuf[512];
1427	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH], res[32];
1428	<	char    pfopts[64];
1426	>	FILE    *fp = fopen(sfname, "r");
1427	>	int     todo = 1;
1428	>	int     x, y;
1429	>
1430	>	if (fp == NULL)
1431	>	return(0);
1432	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1433	>	goto checked;
1434	>	todo = x*y;             /* total number of tiles */
1435	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1436	>	goto checked;
1437	>	/* XXX assume no redundant tiles */
1438	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1439	>	if (!--todo)
1440	>	break;
1441	>	checked:
1442	>	fclose(fp);
1443	>	return(!todo);
1444	>	}
1445	>
1446	>
1447	>	static void
1448	>	rpict(                          /* run rpict and pfilt for each view */
1449	>	char    *opts,
1450	>	char    *po
1451	>	)
1452	>	{
1453	>	#define do_rpiece       (sfile[0]!='\0')
1454	>	char    combuf[5*PATH_MAX+512];
1455	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1456	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1457	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1458	>	char    pfopts[128];
1459		char    vs[32], *vw;
1460		int     vn, mult;
1461	+	FILE    *fp;
1462	+	time_t  rfdt, pfdt;
1463	+	int     xres, yres;
1464	+	double  aspect;
1465	+	int     n;
1466		/* get pfilt options */
1467		pfiltopts(pfopts);
1468		/* get resolution, reporting */
1469	<	mult = vscale(QUALITY)+1;
1470	<	{
1471	<	int     xres, yres;
1472	<	double  aspect;
1473	<	int     n;
1474	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1475	<	if (n == 3)
1476	<	sprintf(res, "-x %d -y %d -pa %.3f",
1477	<	mult*xres, mult*yres, aspect);
1478	<	else if (n) {
830	<	if (n == 1) yres = xres;
831	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
832	<	} else {
833	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
834	<	progname, vnam(RESOLUTION));
835	<	exit(1);
836	<	}
1469	>	switch (vscale(QUALITY)) {
1470	>	case LOW:
1471	>	mult = 1;
1472	>	break;
1473	>	case MEDIUM:
1474	>	mult = 2;
1475	>	break;
1476	>	case HIGH:
1477	>	mult = 3;
1478	>	break;
1479		}
1480	+	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1481	+	if (n == 3)
1482	+	sprintf(res, "-x %d -y %d -pa %.3f",
1483	+	mult*xres, mult*yres, aspect);
1484	+	else if (n) {
1485	+	aspect = 1.;
1486	+	if (n == 1) yres = xres;
1487	+	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1488	+	} else
1489	+	badvalue(RESOLUTION);
1490		rep[0] = '\0';
1491		if (vdef(REPORT)) {
1492		double  minutes;
841	–	int     n;
1493		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1494		if (n == 2)
1495		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1496		else if (n == 1)
1497		sprintf(rep, " -t %d", (int)(minutes*60));
1498	<	else {
1499	<	fprintf(stderr, "%s: bad value for variable '%s'\n",
1500	<	progname, vnam(REPORT));
1501	<	exit(1);
1498	>	else
1499	>	badvalue(REPORT);
1500	>	}
1501	>	/* set up parallel rendering */
1502	>	sfile[0] = '\0';
1503	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1504	>	getview(0, vs) != NULL) {
1505	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1506	>	getview(1, NULL) == NULL) {
1507	>	sprintf(sfile, "%s_%s_rpsync.txt",
1508	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1509	>	vs);
1510	>	strcpy(rppopt, "-PP pfXXXXXX");
1511	>	} else {
1512	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1513		}
1514	+	pfile = rppopt + strlen(rppopt) - 8;
1515	+	if (mktemp(pfile) == NULL) {
1516	+	if (do_rpiece) {
1517	+	fprintf(stderr, "%s: cannot create\n", pfile);
1518	+	quit(1);
1519	+	}
1520	+	pfile = NULL;
1521	+	}
1522		}
1523	<	/* do each view */
854	<	vn = 0;
1523	>	vn = 0;                                 /* do each view */
1524		while ((vw = getview(vn++, vs)) != NULL) {
1525	<	if (!vs[0])
1526	<	sprintf(vs, "%d", vn);
1527	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1525	>	if (sayview)
1526	>	myprintview(vw, stdout);
1527	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1528	>	if (vdef(ZFILE))
1529	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1530	>	else
1531	>	zopt[0] = '\0';
1532		/* check date on picture */
1533	<	if (fdate(picfile) > octreedate)
1533	>	pfdt = fdate(picfile);
1534	>	if (pfdt >= oct1date)
1535		continue;
1536	+	/* get raw file name */
1537	+	sprintf(rawfile, "%s_%s.unf",
1538	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1539	+	rfdt = fdate(rawfile);
1540	+	if (touchonly) {                /* update times only */
1541	+	if (rfdt) {
1542	+	if (rfdt < oct1date)
1543	+	touch(rawfile);
1544	+	} else if (pfdt && pfdt < oct1date)
1545	+	touch(picfile);
1546	+	continue;
1547	+	}
1548	+	/* parallel running? */
1549	+	if (do_rpiece) {
1550	+	if (rfdt < oct1date || !fdate(sfile)) {
1551	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1552	+	if (rfdt >= oct1date) {
1553	+	fprintf(stderr,
1554	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1555	+	quit(1);
1556	+	}
1557	+	if (rfdt) {     /* start fresh */
1558	+	rmfile(rawfile);
1559	+	rfdt = 0;
1560	+	}
1561	+	if (!silent)
1562	+	printf("\techo %d %d > %s\n",
1563	+	xdiv, ydiv, sfile);
1564	+	if ((fp = fopen(sfile, "w")) == NULL) {
1565	+	fprintf(stderr, "%s: cannot create\n",
1566	+	sfile);
1567	+	quit(1);
1568	+	}
1569	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1570	+	fclose(fp);
1571	+	}
1572	+	} else if (next_process(0)) {
1573	+	if (pfile != NULL)
1574	+	sleep(10);
1575	+	continue;
1576	+	} else if (!inchild())
1577	+	pfile = NULL;
1578	+	/* XXX Remember to call finish_process() */
1579		/* build rpict command */
1580	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1581	<	if (fdate(rawfile) > octreedate)        /* recover */
1582	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1583	<	rep, opts, rawfile, vval(OCTREE));
1584	<	else {
1580	>	if (rfdt >= oct1date) {         /* already in progress */
1581	>	if (do_rpiece) {
1582	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1583	>	c_rpiece, sfile, rppopt, rep, vw,
1584	>	res, opts, po, rawfile, oct1name);
1585	>	while (next_process(1)) {
1586	>	sleep(10);
1587	>	combuf[strlen(c_rpiece)+2] = 'F';
1588	>	}
1589	>	} else
1590	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1591	>	rep, opts, po, zopt, rawfile, oct1name);
1592	>	if (runcom(combuf))     /* run rpict/rpiece */
1593	>	goto rperror;
1594	>	} else {
1595		if (overture) {         /* run overture calculation */
1596		sprintf(combuf,
1597	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1598	<	rep, vw, opts,
1599	<	vval(OCTREE), rawfile);
1600	<	if (!silent) {
1597	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1598	>	c_rpict, rep, vw, opts,
1599	>	oct1name, overfile);
1600	>	if (!do_rpiece || !next_process(0)) {
1601	>	if (runcom(combuf)) {
1602	>	fprintf(stderr,
1603	>	"%s: error in overture for view %s\n",
1604	>	progname, vs);
1605	>	quit(1);
1606	>	}
1607	>	#ifndef NULL_DEVICE
1608	>	rmfile(overfile);
1609	>	#endif
1610	>	} else if (do_rpiece)
1611	>	sleep(20);
1612	>	}
1613	>	if (do_rpiece) {
1614	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1615	>	c_rpiece, sfile, rppopt, rep, vw,
1616	>	res, opts, po, rawfile, oct1name);
1617	>	while (next_process(1))
1618	>	sleep(10);
1619	>	} else {
1620	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1621	>	c_rpict, rep, vw, res, opts, po,
1622	>	zopt, oct1name, rawfile);
1623	>	}
1624	>	if ((pfile != NULL) & !do_rpiece) {
1625	>	if (!silent)
1626		printf("\t%s\n", combuf);
1627	<	fflush(stdout);
1628	<	}
1629	<	if (!noaction && system(combuf)) {
1630	<	fprintf(stderr,
1631	<	"%s: error in overture for view %s\n\t%s removed\n",
1632	<	progname, vs, rawfile);
1633	<	unlink(rawfile);
1634	<	exit(1);
1635	<	}
1627	>	fflush(stdout);
1628	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1629	>	c_rpict, rep, rppopt, res,
1630	>	opts, po, oct1name, rawfile);
1631	>	fp = popen(combuf, "w");
1632	>	if (fp == NULL)
1633	>	goto rperror;
1634	>	myprintview(vw, fp);
1635	>	if (pclose(fp))
1636	>	goto rperror;
1637	>	} else if (runcom(combuf))
1638	>	goto rperror;
1639	>	}
1640	>	if (do_rpiece) {                /* need to finish raw, first */
1641	>	finish_process();
1642	>	wait_process(1);
1643	>	if (!syncf_done(sfile)) {
1644	>	fprintf(stderr,
1645	>	"%s: %s did not complete rendering of view %s\n",
1646	>	progname, c_rpiece, vs);
1647	>	quit(1);
1648		}
885	–	sprintf(combuf, "rpict%s %s %s%s %s > %s",
886	–	rep, vw, res, opts,
887	–	vval(OCTREE), rawfile);
1649		}
1650	<	if (!silent) {                  /* echo rpict command */
890	<	printf("\t%s\n", combuf);
891	<	fflush(stdout);
892	<	}
893	<	if (!noaction && system(combuf)) {      /* run rpict */
894	<	fprintf(stderr, "%s: error rendering view %s\n",
895	<	progname, vs);
896	<	exit(1);
897	<	}
1650	>	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1651		/* build pfilt command */
1652	<	if (mult > 1)
1653	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1654	<	pfopts, mult, mult, rawfile, picfile);
1655	<	else
903	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1652	>	if (do_rpiece)
1653	>	sprintf(combuf,
1654	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1655	>	c_pfilt, pfopts, xres, yres, aspect,
1656		rawfile, picfile);
1657	<	if (!silent) {                  /* echo pfilt command */
1658	<	printf("\t%s\n", combuf);
1659	<	fflush(stdout);
1657	>	else if (mult > 1)
1658	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1659	>	c_pfilt, pfopts, mult, mult,
1660	>	rawfile, picfile);
1661	>	else
1662	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1663	>	pfopts, rawfile, picfile);
1664	>	if (runcom(combuf)) {   /* run pfilt */
1665	>	fprintf(stderr,
1666	>	"%s: error filtering view %s\n\t%s removed\n",
1667	>	progname, vs, picfile);
1668	>	unlink(picfile);
1669	>	quit(1);
1670	>	}
1671		}
1672	<	if (!noaction && system(combuf)) {      /* run pfilt */
1673	<	fprintf(stderr,
1674	<	"%s: error filtering view %s\n\t%s removed\n",
1675	<	progname, vs, picfile);
1676	<	unlink(picfile);
1677	<	exit(1);
1672	>	/* remove/rename raw file */
1673	>	if (vdef(RAWFILE)) {
1674	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1675	>	mvfile(rawfile, combuf);
1676	>	} else
1677	>	rmfile(rawfile);
1678	>	if (do_rpiece)                  /* done with sync file */
1679	>	rmfile(sfile);
1680	>	else
1681	>	finish_process();       /* exit if child */
1682	>	}
1683	>	wait_process(1);                /* wait for children to finish */
1684	>	if (pfile != NULL) {            /* clean up persistent rpict */
1685	>	RT_PID  pid;
1686	>	fp = fopen(pfile, "r");
1687	>	if (fp != NULL) {
1688	>	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1689	>	kill(pid, 1) < 0)
1690	>	unlink(pfile);
1691	>	fclose(fp);
1692		}
916	–	/* remove raw file */
917	–	if (!silent)
918	–	#ifdef MSDOS
919	–	printf("\tdel %s\n", rawfile);
920	–	#else
921	–	printf("\trm %s\n", rawfile);
922	–	#endif
923	–	if (!noaction)
924	–	unlink(rawfile);
1693		}
1694	+	return;
1695	+	rperror:
1696	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1697	+	quit(1);
1698	+	#undef do_rpiece
1699	+	}
1700	+
1701	+
1702	+	static int
1703	+	touch(                  /* update a file */
1704	+	char    *fn
1705	+	)
1706	+	{
1707	+	if (!silent)
1708	+	printf("\ttouch %s\n", fn);
1709	+	if (!nprocs)
1710	+	return(0);
1711	+	return(setfdate(fn, time((time_t *)NULL)));
1712	+	}
1713	+
1714	+
1715	+	static int
1716	+	runcom(                 /* run command */
1717	+	char    *cs
1718	+	)
1719	+	{
1720	+	if (!silent)            /* echo it */
1721	+	printf("\t%s\n", cs);
1722	+	if (!nprocs)
1723	+	return(0);
1724	+	fflush(NULL);           /* flush output and pass to shell */
1725	+	return(system(cs));
1726	+	}
1727	+
1728	+
1729	+	static int
1730	+	rmfile(                 /* remove a file */
1731	+	char    *fn
1732	+	)
1733	+	{
1734	+	if (!silent)
1735	+	printf("\t%s %s\n", DELCMD, fn);
1736	+	if (!nprocs)
1737	+	return(0);
1738	+	return(unlink(fn));
1739	+	}
1740	+
1741	+
1742	+	static int
1743	+	mvfile(         /* move a file */
1744	+	char    *fold,
1745	+	char    *fnew
1746	+	)
1747	+	{
1748	+	if (!silent)
1749	+	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1750	+	if (!nprocs)
1751	+	return(0);
1752	+	return(rename(fold, fnew));
1753	+	}
1754	+
1755	+
1756	+	#ifdef RHAS_FORK_EXEC
1757	+	static int
1758	+	next_process(int reserve)               /* fork the next process */
1759	+	{
1760	+	RT_PID  child_pid;
1761	+
1762	+	if (nprocs <= 1)
1763	+	return(0);              /* it's us or no one */
1764	+	if (inchild()) {
1765	+	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1766	+	progname);
1767	+	quit(1);
1768	+	}
1769	+	if (reserve > 0 && children_running >= nprocs-reserve)
1770	+	return(0);              /* caller holding back process(es) */
1771	+	if (children_running >= nprocs)
1772	+	wait_process(0);        /* wait for someone to finish */
1773	+	fflush(NULL);                   /* flush output */
1774	+	child_pid = fork();             /* split process */
1775	+	if (child_pid == 0) {           /* we're the child */
1776	+	children_running = -1;
1777	+	nprocs = 1;
1778	+	return(0);
1779	+	}
1780	+	if (child_pid > 0) {            /* we're the parent */
1781	+	++children_running;
1782	+	return(1);
1783	+	}
1784	+	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1785	+	return(0);
1786	+	}
1787	+
1788	+	static void
1789	+	wait_process(                   /* wait for process(es) to finish */
1790	+	int     all
1791	+	)
1792	+	{
1793	+	int     ourstatus = 0, status;
1794	+	RT_PID  pid;
1795	+
1796	+	if (all)
1797	+	all = children_running;
1798	+	else if (children_running > 0)
1799	+	all = 1;
1800	+	while (all-- > 0) {
1801	+	pid = wait(&status);
1802	+	if (pid < 0)
1803	+	syserr(progname);
1804	+	status = status>>8 & 0xff;
1805	+	--children_running;
1806	+	if (status != 0) {      /* child's problem is our problem */
1807	+	if ((ourstatus == 0) & (children_running > 0))
1808	+	fprintf(stderr, "%s: waiting for remaining processes\n",
1809	+	progname);
1810	+	ourstatus = status;
1811	+	all = children_running;
1812	+	}
1813	+	}
1814	+	if (ourstatus != 0)
1815	+	quit(ourstatus);        /* bad status from child */
1816	+	}
1817	+	#else   /* ! RHAS_FORK_EXEC */
1818	+	static int
1819	+	next_process(int reserve)
1820	+	{
1821	+	return(0);                      /* cannot start new process */
1822	+	}
1823	+	static void
1824	+	wait_process(all)
1825	+	int     all;
1826	+	{
1827	+	(void)all;                      /* no one to wait for */
1828	+	}
1829	+	int
1830	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1831	+	RT_PID pid;
1832	+	int sig;
1833	+	{
1834	+	return 0;
1835	+	}
1836	+	#endif  /* ! RHAS_FORK_EXEC */
1837	+
1838	+	static void
1839	+	finish_process(void)                    /* exit a child process */
1840	+	{
1841	+	if (!inchild())
1842	+	return;                 /* in parent -- noop */
1843	+	exit(0);
1844	+	}
1845	+
1846	+
1847	+	static void
1848	+	badvalue(                       /* report bad variable value and exit */
1849	+	int     vc
1850	+	)
1851	+	{
1852	+	fprintf(stderr, "%s: bad value for variable '%s'\n",
1853	+	progname, vnam(vc));
1854	+	quit(1);
1855	+	}
1856	+
1857	+
1858	+	static void
1859	+	syserr(                 /* report a system error and exit */
1860	+	char    *s
1861	+	)
1862	+	{
1863	+	perror(s);
1864	+	quit(1);
1865	+	}
1866	+
1867	+
1868	+	void
1869	+	quit(ec)                        /* exit program */
1870	+	int     ec;
1871	+	{
1872	+	exit(ec);
1873		}

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