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

Comparing ray/src/util/rad.c (file contents):
Revision 2.27 by greg, Sat Sep 25 13:21:35 1993 UTC vs.
Revision 2.121 by greg, Wed Sep 2 18:59:26 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	+	#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	>	#ifdef _WIN32
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 ILLUM           3               /* mkillum input files */
38	<	#define MKILLUM         4               /* mkillum options */
39	<	#define RENDER          5               /* rendering options */
40	<	#define OCONV           6               /* oconv options */
41	<	#define PFILT           7               /* pfilt options */
42	<	#define VIEW            8               /* view(s) for picture(s) */
36	<	#define ZONE            9               /* simulation zone */
37	<	#define QUALITY         10              /* desired rendering quality */
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 PICTURE         12              /* picture file name */
45	<	#define AMBFILE         13              /* ambient file name */
46	<	#define OPTFILE         14              /* rendering options file */
47	<	#define EXPOSURE        15              /* picture exposure setting */
48	<	#define RESOLUTION      16              /* maximum picture resolution */
49	<	#define UP              17              /* view up (X, Y or Z) */
50	<	#define INDIRECT        18              /* indirection in lighting */
51	<	#define DETAIL          19              /* level of scene detail */
52	<	#define PENUMBRAS       20              /* shadow penumbras are desired */
53	<	#define VARIABILITY     21              /* level of light variability */
54	<	#define REPORT          22              /* report frequency and errfile */
44	>	#define OPTFILE         12              /* rendering options file */
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           23
64	>	int NVARS = 31;
65
66	<	VARIABLE        vv[NVARS] = {           /* variable-value pairs */
67	<	{"objects",     3,      0,      NULL,   catvalues},
68	<	{"scene",       3,      0,      NULL,   catvalues},
69	<	{"materials",   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		{"mkillum",     3,      0,      NULL,   catvalues},
75	<	{"render",      3,      0,      NULL,   catvalues},
75	>	{"mkpmap",      3,      0,      NULL,   catvalues},
76	>	{"objects",     3,      0,      NULL,   catvalues},
77		{"oconv",       3,      0,      NULL,   catvalues},
61	–	{"pfilt",       2,      0,      NULL,   catvalues},
62	–	{"view",        2,      0,      NULL,   NULL},
63	–	{"ZONE",        2,      0,      NULL,   onevalue},
64	–	{"QUALITY",     3,      0,      NULL,   onevalue},
78		{"OCTREE",      3,      0,      NULL,   onevalue},
66	–	{"PICTURE",     3,      0,      NULL,   onevalue},
67	–	{"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},
76	<	{"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
79	–	VARIABLE        *matchvar();
80	–	char    *nvalue();
81	–	int     vscale();
82	–
83	–	#define UPPER(c)        ((c)&~0x20)     /* ASCII trick */
84	–
85	–	#define vnam(vc)        (vv[vc].name)
86	–	#define vdef(vc)        (vv[vc].nass)
87	–	#define vval(vc)        (vv[vc].value)
88	–	#define vint(vc)        atoi(vval(vc))
89	–	#define vlet(vc)        UPPER(vval(vc)[0])
90	–	#define vbool(vc)       (vlet(vc)=='T')
91	–
92	–	#define HIGH            2
93	–	#define MEDIUM          1
94	–	#define LOW             0
95	–
96	–	int     lowqopts(), medqopts(), hiqopts();
97	–	int     (*setqopts[3])() = {lowqopts, medqopts, hiqopts};
98	–
99	–	#define renderopts      (*setqopts[vscale(QUALITY)])
100	–
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
108	–	extern unsigned long    fdate(), time();
107
108	<	unsigned long   scenedate;      /* date of latest scene or object file */
109	<	unsigned long   octreedate;     /* date of octree */
110	<	unsigned long   matdate;        /* date of latest material file */
111	<	unsigned long   illumdate;      /* date of last illum file */
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	<	unsigned long   oct0date;       /* date of pre-mkillum octree */
114	>	time_t  oct0date;               /* date of pre-mkillum octree */
115		char    *oct1name;              /* name of post-mkillum octree */
116	<	unsigned long   oct1date;       /* date of post-mkillum octree (>= matdate) */
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 */
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;       /* rview output device */
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 147 | 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;
#	Line 161 | Line 228 | char   *argv[];
228		case 'v':
229		viewselect = argv[++i];
230		break;
231	+	case 'w':
232	+	nowarn++;
233	+	break;
234		default:
235		goto userr;
236		}
#	Line 170 | Line 240 | char   *argv[];
240		/* assign Radiance root file name */
241		rootname(radname, rifname);
242		/* load variable values */
243	<	load(rifname);
243	>	loadvars(rifname);
244		/* get any additional assignments */
245		for (i++; i < argc; i++)
246	<	setvariable(argv[i]);
246	>	if (setvariable(argv[i], matchvar) < 0) {
247	>	fprintf(stderr, "%s: unknown variable: %s\n",
248	>	progname, argv[i]);
249	>	quit(1);
250	>	}
251		/* check assignments */
252		checkvalues();
253		/* check files and dates */
#	Line 182 | Line 256 | char   *argv[];
256		setdefaults();
257		/* print all values if requested */
258		if (explicate)
259	<	printvals();
259	>	printvars(stdout);
260		/* build octree (and run mkillum) */
261		oconv();
262	+	/* run mkpmap if indicated */
263	+	mkpmap();
264		/* check date on ambient file */
265		checkambfile();
266		/* run simulation */
267	<	renderopts(ropts);
267	>	renderopts(ropts, popts);
268		xferopts(ropts);
269		if (rvdevice != NULL)
270	<	rview(ropts);
270	>	rvu(ropts, popts);
271		else
272	<	rpict(ropts);
273	<	exit(0);
272	>	rpict(ropts, popts);
273	>	quit(0);
274		userr:
275		fprintf(stderr,
276	<	"Usage: %s [-s][-n][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
276	>	"Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
277		progname);
278	<	exit(1);
278	>	quit(1);
279	>	return 1; /* pro forma return */
280		}
281
282
283	<	rootname(rn, fn)                /* remove tail from end of fn */
284	<	register char   *rn, *fn;
283	>	static void
284	>	rootname(               /* remove tail from end of fn */
285	>	char    *rn,
286	>	char    *fn
287	>	)
288		{
289		char    *tp, *dp;
290
291	<	for (tp = NULL, dp = rn; *rn = *fn++; rn++)
291	>	for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
292		if (ISDIRSEP(*rn))
293		dp = rn;
294		else if (*rn == '.')
#	Line 218 | Line 298 | register char  *rn, *fn;
298		}
299
300
301	<	#define NOCHAR  127             /* constant for character to delete */
302	<
303	<
304	<	load(rfname)                    /* load Radiance simulation file */
225	<	char    *rfname;
301	>	static time_t
302	>	checklast(                      /* check files and find most recent */
303	>	char    *fnames
304	>	)
305		{
306	<	FILE    *fp;
307	<	char    buf[512];
229	<	register char   *cp;
306	>	char    thisfile[PATH_MAX];
307	>	time_t  thisdate, lastdate = 0;
308
231	–	if (rfname == NULL)
232	–	fp = stdin;
233	–	else if ((fp = fopen(rfname, "r")) == NULL)
234	–	syserr(rfname);
235	–	while (fgetline(buf, sizeof(buf), fp) != NULL) {
236	–	for (cp = buf; *cp; cp++) {
237	–	switch (*cp) {
238	–	case '\\':
239	–	*cp++ = NOCHAR;
240	–	continue;
241	–	case '#':
242	–	*cp = '\0';
243	–	break;
244	–	default:
245	–	continue;
246	–	}
247	–	break;
248	–	}
249	–	setvariable(buf);
250	–	}
251	–	fclose(fp);
252	–	}
253	–
254	–
255	–	setvariable(ass)                /* assign variable according to string */
256	–	register char   *ass;
257	–	{
258	–	char    varname[32];
259	–	char    varval[512];
260	–	int     n;
261	–	register char   *cp;
262	–	register VARIABLE       *vp;
263	–	register int    i;
264	–
265	–	while (isspace(*ass))           /* skip leading space */
266	–	ass++;
267	–	cp = varname;                   /* extract name */
268	–	while (cp < varname+sizeof(varname)-1
269	–	&& *ass && !isspace(*ass) && *ass != '=')
270	–	*cp++ = *ass++;
271	–	*cp = '\0';
272	–	if (!varname[0])
273	–	return;         /* no variable name! */
274	–	/* trim value */
275	–	while (isspace(*ass) || *ass == '=')
276	–	ass++;
277	–	for (n = strlen(ass); n > 0; n--)
278	–	if (!isspace(ass[n-1]))
279	–	break;
280	–	if (!n) {
281	–	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
282	–	progname, varname);
283	–	return;
284	–	}
285	–	/* match variable from list */
286	–	vp = matchvar(varname);
287	–	if (vp == NULL) {
288	–	fprintf(stderr, "%s: unknown variable '%s'\n",
289	–	progname, varname);
290	–	exit(1);
291	–	}
292	–	/* assign new value */
293	–	if (i = vp->nass) {
294	–	cp = vp->value;
295	–	while (i--)
296	–	while (*cp++)
297	–	;
298	–	i = cp - vp->value;
299	–	vp->value = realloc(vp->value, i+n+1);
300	–	} else
301	–	vp->value = malloc(n+1);
302	–	if (vp->value == NULL)
303	–	syserr(progname);
304	–	cp = vp->value+i;               /* copy value, squeezing spaces */
305	–	*cp = *ass;
306	–	for (i = 1; i <= n; i++) {
307	–	if (ass[i] == NOCHAR)
308	–	continue;
309	–	if (isspace(*cp))
310	–	while (isspace(ass[i]))
311	–	i++;
312	–	*++cp = ass[i];
313	–	}
314	–	if (isspace(*cp))               /* remove trailing space */
315	–	*cp = '\0';
316	–	vp->nass++;
317	–	}
318	–
319	–
320	–	VARIABLE *
321	–	matchvar(nam)                   /* match a variable by its name */
322	–	char    *nam;
323	–	{
324	–	int     n = strlen(nam);
325	–	register int    i;
326	–
327	–	for (i = 0; i < NVARS; i++)
328	–	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
329	–	return(vv+i);
330	–	return(NULL);
331	–	}
332	–
333	–
334	–	char *
335	–	nvalue(vp, n)                   /* return nth variable value */
336	–	VARIABLE        *vp;
337	–	register int    n;
338	–	{
339	–	register char   *cp;
340	–
341	–	if (vp == NULL | n < 0 | n >= vp->nass)
342	–	return(NULL);
343	–	cp = vp->value;
344	–	while (n--)
345	–	while (*cp++)
346	–	;
347	–	return(cp);
348	–	}
349	–
350	–
351	–	int
352	–	vscale(vc)                      /* return scale for variable vc */
353	–	int     vc;
354	–	{
355	–	switch(vlet(vc)) {
356	–	case 'H':
357	–	return(HIGH);
358	–	case 'M':
359	–	return(MEDIUM);
360	–	case 'L':
361	–	return(LOW);
362	–	}
363	–	badvalue(vc);
364	–	}
365	–
366	–
367	–	checkvalues()                   /* check assignments */
368	–	{
369	–	register int    i;
370	–
371	–	for (i = 0; i < NVARS; i++)
372	–	if (vv[i].fixval != NULL)
373	–	(*vv[i].fixval)(vv+i);
374	–	}
375	–
376	–
377	–	onevalue(vp)                    /* only one assignment for this variable */
378	–	register VARIABLE       *vp;
379	–	{
380	–	if (vp->nass < 2)
381	–	return;
382	–	fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
383	–	progname, vp->name);
384	–	do
385	–	vp->value += strlen(vp->value)+1;
386	–	while (--vp->nass > 1);
387	–	}
388	–
389	–
390	–	catvalues(vp)                   /* concatenate variable values */
391	–	register VARIABLE       *vp;
392	–	{
393	–	register char   *cp;
394	–
395	–	if (vp->nass < 2)
396	–	return;
397	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
398	–	while (*cp)
399	–	cp++;
400	–	*cp++ = ' ';
401	–	}
402	–	}
403	–
404	–
405	–	unsigned long
406	–	checklast(fnames)                       /* check files and find most recent */
407	–	register char   *fnames;
408	–	{
409	–	char    thisfile[MAXPATH];
410	–	unsigned long   thisdate, lastdate = 0;
411	–	register char   *cp;
412	–
309		if (fnames == NULL)
310		return(0);
311	<	while (*fnames) {
312	<	while (isspace(*fnames)) fnames++;
313	<	cp = thisfile;
314	<	while (*fnames && !isspace(*fnames))
315	<	*cp++ = *fnames++;
316	<	*cp = '\0';
311	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
312	>	if (thisfile[0] == '!' ||
313	>	(thisfile[0] == '\\' && thisfile[1] == '!')) {
314	>	if (!lastdate)
315	>	lastdate = 1;
316	>	continue;
317	>	}
318		if (!(thisdate = fdate(thisfile)))
319		syserr(thisfile);
320		if (thisdate > lastdate)
#	Line 427 | Line 324 | register char  *fnames;
324		}
325
326
327	<	char *
328	<	newfname(orig, pred)            /* create modified file name */
329	<	char    *orig;
330	<	int     pred;
327	>	static char *
328	>	newfname(               /* create modified file name */
329	>	char    *orig,
330	>	int     pred
331	>	)
332		{
333	<	extern char     *rindex();
334	<	register char   *cp;
437	<	register int    n;
333	>	char    *cp;
334	>	int     n;
335		int     suffix;
336
337		n = 0; cp = orig; suffix = -1;          /* suffix position, length */
#	Line 453 | Line 350 | int    pred;
350		}
351
352
353	<	checkfiles()                    /* check for existence and modified times */
353	>	static void
354	>	checkfiles(void)                        /* check for existence and modified times */
355		{
356	<	unsigned long   objdate;
356	>	char    fntemp[256];
357	>	time_t  objdate;
358
359		if (!vdef(OCTREE)) {
360		if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
361		syserr(progname);
362		sprintf(vval(OCTREE), "%s.oct", radname);
363		vdef(OCTREE)++;
364	+	} else if (vval(OCTREE)[0] == '!') {
365	+	fprintf(stderr, "%s: illegal '%s' specification\n",
366	+	progname, vnam(OCTREE));
367	+	quit(1);
368		}
369		octreedate = fdate(vval(OCTREE));
370		if (vdef(ILLUM)) {              /* illum requires secondary octrees */
#	Line 478 | Line 381 | checkfiles()                   /* check for existence and modified tim
381		if (!octreedate & !scenedate & !illumdate) {
382		fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
383		vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
384	<	exit(1);
384	>	quit(1);
385		}
386	+	if (vdef(PGMAP)) {
387	+	if (!*sskip2(vval(PGMAP),1)) {
388	+	fprintf(stderr, "%s: '%s' missing # photons argument\n",
389	+	progname, vnam(PGMAP));
390	+	quit(1);
391	+	}
392	+	atos(fntemp, sizeof(fntemp), vval(PGMAP));
393	+	pgmapname = savqstr(fntemp);
394	+	pgmapdate = fdate(pgmapname);
395	+	}
396	+	if (vdef(PCMAP)) {
397	+	if (!*sskip2(vval(PCMAP),1)) {
398	+	fprintf(stderr, "%s: '%s' missing # photons argument\n",
399	+	progname, vnam(PCMAP));
400	+	quit(1);
401	+	}
402	+	atos(fntemp, sizeof(fntemp), vval(PCMAP));
403	+	pcmapname = savqstr(fntemp);
404	+	pcmapdate = fdate(pcmapname);
405	+	}
406		matdate = checklast(vval(MATERIAL));
407		}
408
409
410	<	getoctcube(org, sizp)           /* get octree bounding cube */
411	<	double  org[3], *sizp;
410	>	static void
411	>	getoctcube(             /* get octree bounding cube */
412	>	double  org[3],
413	>	double  *sizp
414	>	)
415		{
490	–	extern FILE     *popen();
416		static double   oorg[3], osiz = 0.;
417		double  min[3], max[3];
418	<	char    buf[512];
418	>	char    buf[1024];
419		FILE    *fp;
420	<	register int    i;
420	>	int     i;
421
422	<	if (osiz <= FTINY)
423	<	if (noaction && fdate(oct1name) <
422	>	if (osiz <= FTINY) {
423	>	if (!nprocs && fdate(oct1name) <
424		(scenedate>illumdate?scenedate:illumdate)) {
425		/* run getbbox */
426		sprintf(buf, "getbbox -w -h %s",
#	Line 508 | Line 433 | double org[3], *sizp;
433		fprintf(stderr,
434		"%s: error reading bounding box from getbbox\n",
435		progname);
436	<	exit(1);
436	>	quit(1);
437		}
438		for (i = 0; i < 3; i++)
439		if (max[i] - min[i] > osiz)
#	Line 526 | Line 451 | double org[3], *sizp;
451		fprintf(stderr,
452		"%s: error reading bounding cube from getinfo\n",
453		progname);
454	<	exit(1);
454	>	quit(1);
455		}
456		pclose(fp);
457		}
458	+	}
459		org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
460		}
461
462
463	<	setdefaults()                   /* set default values for unassigned var's */
463	>	static void
464	>	setdefaults(void)                       /* set default values for unassigned var's */
465		{
466	<	double  org[3], size;
466	>	double  org[3], lim[3], size;
467		char    buf[128];
468
469		if (!vdef(ZONE)) {
#	Line 546 | Line 473 | setdefaults()                  /* set default values for unassigned v
473		vval(ZONE) = savqstr(buf);
474		vdef(ZONE)++;
475		}
476	+	if (!vdef(EYESEP)) {
477	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
478	+	&org[0], &lim[0], &org[1], &lim[1],
479	+	&org[2], &lim[2]) != 6)
480	+	badvalue(ZONE);
481	+	sprintf(buf, "%f",
482	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
483	+	vval(EYESEP) = savqstr(buf);
484	+	vdef(EYESEP)++;
485	+	}
486		if (!vdef(INDIRECT)) {
487		vval(INDIRECT) = "0";
488		vdef(INDIRECT)++;
#	Line 562 | Line 499 | setdefaults()                  /* set default values for unassigned v
499		vval(PICTURE) = radname;
500		vdef(PICTURE)++;
501		}
502	<	if (!vdef(VIEW)) {
503	<	vval(VIEW) = "X";
504	<	vdef(VIEW)++;
502	>	if (!vdef(VIEWS)) {
503	>	vval(VIEWS) = "X";
504	>	vdef(VIEWS)++;
505		}
506		if (!vdef(DETAIL)) {
507		vval(DETAIL) = "M";
#	Line 581 | Line 518 | setdefaults()                  /* set default values for unassigned v
518		}
519
520
521	<	printvals()                     /* print variable values */
521	>	static void
522	>	oconv(void)                             /* run oconv and mkillum if necessary */
523		{
586	–	register int    i, j;
587	–
588	–	for (i = 0; i < NVARS; i++)
589	–	for (j = 0; j < vdef(i); j++)
590	–	printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
591	–	fflush(stdout);
592	–	}
593	–
594	–
595	–	oconv()                         /* run oconv and mkillum if necessary */
596	–	{
524		static char     illumtmp[] = "ilXXXXXX";
525	<	char    combuf[512], ocopts[64], mkopts[64];
525	>	char    combuf[PATH_MAX], ocopts[64], mkopts[1024];
526
527		oconvopts(ocopts);              /* get options */
528		if (octreedate < scenedate) {   /* check date on original octree */
529	<	/* build command */
530	<	if (vdef(MATERIAL))
531	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
532	<	vval(MATERIAL), vval(SCENE), vval(OCTREE));
533	<	else
534	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
535	<	vval(SCENE), vval(OCTREE));
536	<
537	<	if (runcom(combuf)) {           /* run it */
538	<	fprintf(stderr,
529	>	if (touchonly && octreedate)
530	>	touch(vval(OCTREE));
531	>	else {                          /* build command */
532	>	if (vdef(MATERIAL))
533	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
534	>	ocopts, vval(MATERIAL),
535	>	vval(SCENE), vval(OCTREE));
536	>	else
537	>	sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
538	>	vval(SCENE), vval(OCTREE));
539	>
540	>	if (runcom(combuf)) {           /* run it */
541	>	fprintf(stderr,
542		"%s: error generating octree\n\t%s removed\n",
543	<	progname, vval(OCTREE));
544	<	unlink(vval(OCTREE));
545	<	exit(1);
543	>	progname, vval(OCTREE));
544	>	unlink(vval(OCTREE));
545	>	quit(1);
546	>	}
547		}
548	<	octreedate = time(0);
548	>	octreedate = time((time_t *)NULL);
549	>	if (octreedate < scenedate)     /* in case clock is off */
550	>	octreedate = scenedate;
551		}
552		if (oct1name == vval(OCTREE))           /* no mkillum? */
553		oct1date = octreedate > matdate ? octreedate : matdate;
554	<	if (oct1date >= octreedate & oct1date >= matdate
555	<	& oct1date >= illumdate)        /* all done */
554	>	if ((oct1date >= octreedate) & (oct1date >= matdate)
555	>	& (oct1date >= illumdate))      /* all done */
556		return;
557		/* make octree0 */
558	<	if (oct0date < scenedate | oct0date < illumdate) {
559	<	/* build command */
558	>	if ((oct0date < scenedate) | (oct0date < illumdate)) {
559	>	if (touchonly && oct0date)
560	>	touch(oct0name);
561	>	else {                          /* build command */
562	>	if (octreedate)
563	>	sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
564	>	ocopts, vval(OCTREE),
565	>	vval(ILLUM), oct0name);
566	>	else if (vdef(MATERIAL))
567	>	sprintf(combuf, "%s%s %s %s > %s", c_oconv,
568	>	ocopts, vval(MATERIAL),
569	>	vval(ILLUM), oct0name);
570	>	else
571	>	sprintf(combuf, "%s%s %s > %s", c_oconv,
572	>	ocopts, vval(ILLUM), oct0name);
573	>	if (runcom(combuf)) {           /* run it */
574	>	fprintf(stderr,
575	>	"%s: error generating octree\n\t%s removed\n",
576	>	progname, oct0name);
577	>	unlink(oct0name);
578	>	quit(1);
579	>	}
580	>	}
581	>	oct0date = time((time_t *)NULL);
582	>	if (oct0date < octreedate)      /* in case clock is off */
583	>	oct0date = octreedate;
584	>	if (oct0date < illumdate)       /* ditto */
585	>	oct0date = illumdate;
586	>	}
587	>	if (touchonly && oct1date)
588	>	touch(oct1name);
589	>	else {
590	>	mkillumopts(mkopts);            /* build mkillum command */
591	>	mktemp(illumtmp);
592	>	sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
593	>	oct0name, vval(ILLUM), illumtmp);
594	>	if (runcom(combuf)) {                   /* run it */
595	>	fprintf(stderr, "%s: error running %s\n",
596	>	progname, c_mkillum);
597	>	unlink(illumtmp);
598	>	quit(1);
599	>	}
600	>	rmfile(oct0name);
601	>	/* make octree1 (frozen) */
602		if (octreedate)
603	<	sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
604	<	vval(OCTREE), vval(ILLUM), oct0name);
603	>	sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
604	>	ocopts, vval(OCTREE), illumtmp, oct1name);
605		else if (vdef(MATERIAL))
606	<	sprintf(combuf, "oconv%s %s %s > %s", ocopts,
607	<	vval(MATERIAL), vval(ILLUM), oct0name);
606	>	sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
607	>	ocopts, vval(MATERIAL), illumtmp, oct1name);
608		else
609	<	sprintf(combuf, "oconv%s %s > %s", ocopts,
610	<	vval(ILLUM), oct0name);
609	>	sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
610	>	illumtmp, oct1name);
611		if (runcom(combuf)) {           /* run it */
612		fprintf(stderr,
613		"%s: error generating octree\n\t%s removed\n",
614	<	progname, oct0name);
615	<	unlink(oct0name);
616	<	exit(1);
614	>	progname, oct1name);
615	>	unlink(oct1name);
616	>	unlink(illumtmp);
617	>	quit(1);
618		}
619	<	oct0date = time(0);
619	>	rmfile(illumtmp);
620		}
621	<	mkillumopts(mkopts);                    /* build mkillum command */
622	<	mktemp(illumtmp);
623	<	sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
624	<	oct0name, vval(ILLUM), illumtmp);
625	<	if (runcom(combuf)) {                   /* run it */
626	<	fprintf(stderr, "%s: error running mkillum\n", progname);
627	<	unlink(illumtmp);
628	<	exit(1);
621	>	oct1date = time((time_t *)NULL);
622	>	if (oct1date < oct0date)        /* in case clock is off */
623	>	oct1date = oct0date;
624	>	}
625	>
626	>
627	>	static void
628	>	mkpmap(void)                    /* run mkpmap if indicated */
629	>	{
630	>	char    combuf[2048], *cp;
631	>	time_t  tnow;
632	>	/* nothing to do? */
633	>	if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
634	>	(pcmapname == NULL) | (pcmapdate >= oct1date))
635	>	return;
636	>	/* just update existing file dates? */
637	>	if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
638	>	(pcmapname == NULL) | (pcmapdate > 0)) {
639	>	if (pgmapname != NULL)
640	>	touch(pgmapname);
641	>	if (pcmapname != NULL)
642	>	touch(pcmapname);
643	>	} else {                /* else need to (re)run pkpmap */
644	>	strcpy(combuf, c_mkpmap);
645	>	for (cp = combuf; *cp; cp++)
646	>	;
647	>	mkpmapopts(cp);
648	>	/* force file overwrite */
649	>	cp = addarg(cp, "-fo+");
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 && pgmapdate < oct1date)
679	>	unlink(pgmapname);
680	>	if (pcmapname != NULL && pcmapdate < oct1date)
681	>	unlink(pcmapname);
682	>	quit(1);
683	>	}
684		}
685	<	/* make octree1 (frozen) */
686	<	if (octreedate)
687	<	sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
688	<	vval(OCTREE), illumtmp, oct1name);
689	<	else if (vdef(MATERIAL))
690	<	sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
660	<	vval(MATERIAL), illumtmp, oct1name);
661	<	else
662	<	sprintf(combuf, "oconv%s -f %s > %s", ocopts,
663	<	illumtmp, oct1name);
664	<	if (runcom(combuf)) {           /* run it */
665	<	fprintf(stderr,
666	<	"%s: error generating octree\n\t%s removed\n",
667	<	progname, oct1name);
668	<	unlink(oct1name);
669	<	exit(1);
670	<	}
671	<	oct1date = time(0);
672	<	rmfile(illumtmp);
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	<	register 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	<	mkillumopts(mo)                         /* get mkillum options */
728	<	register char   *mo;
727	>	static void
728	>	mkillumopts(                            /* get mkillum options */
729	>	char    *mo
730	>	)
731		{
732		/* BEWARE:  This may be called via setdefaults(), so no assumptions */
733
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(MKILLUM))
757	<	addarg(mo, vval(MKILLUM));
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	<	checkambfile()                  /* check date on ambient file */
766	>	static void
767	>	checkambfile(void)                      /* check date on ambient file */
768		{
769	<	unsigned long   afdate;
769	>	time_t  afdate;
770
771		if (!vdef(AMBFILE))
772		return;
773		if (!(afdate = fdate(vval(AMBFILE))))
774		return;
775	<	if (oct1date > afdate)
776	<	rmfile(vval(AMBFILE));
775	>	if (oct1date > afdate) {
776	>	if (touchonly)
777	>	touch(vval(AMBFILE));
778	>	else
779	>	rmfile(vval(AMBFILE));
780	>	}
781		}
782
783
784	<	double
785	<	ambval()                                /* compute ambient value */
784	>	static double
785	>	ambval(void)                            /* compute ambient value */
786		{
787		if (vdef(EXPOSURE)) {
726	–	if (!isflt(vval(EXPOSURE)))
727	–	badvalue(EXPOSURE);
788		if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
789	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
790	<	return(.5/atof(vval(EXPOSURE)));
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	<	lowqopts(op)                            /* low quality rendering options */
802	<	register char   *op;
801	>	static void
802	>	renderopts(                     /* set rendering options */
803	>	char    *op,
804	>	char    *po
805	>	)
806		{
807	+	char    pmapf[256], *bw;
808	+
809	+	if (vdef(PGMAP)) {
810	+	bw = sskip2(vval(PGMAP), 2);
811	+	atos(pmapf, sizeof(pmapf), vval(PGMAP));
812	+	op = addarg(addarg(op, "-ap"), pmapf);
813	+	if (atoi(bw) > 0) op = addarg(op, bw);
814	+	}
815	+	switch(vscale(QUALITY)) {
816	+	case LOW:
817	+	lowqopts(op, po);
818	+	break;
819	+	case MEDIUM:
820	+	medqopts(op, po);
821	+	break;
822	+	case HIGH:
823	+	hiqopts(op, po);
824	+	break;
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	+	}
842	+	} else {
843	+	if (vdef(RPICT)) {
844	+	if (vval(RPICT)[0] != '-') {
845	+	atos(c_rpict, sizeof(c_rpict), vval(RPICT));
846	+	po = addarg(po, sskip2(vval(RPICT), 1));
847	+	} else
848	+	po = addarg(po, vval(RPICT));
849	+	}
850	+	}
851	+	}
852	+
853	+
854	+	static void
855	+	lowqopts(                       /* low quality rendering options */
856	+	char    *op,
857	+	char    *po
858	+	)
859	+	{
860		double  d, org[3], siz[3];
861
862		*op = '\0';
863	+	*po = '\0';
864		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
865		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
866		badvalue(ZONE);
867		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
868	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
869	+	badvalue(ZONE);
870		getoctcube(org, &d);
871		d *= 3./(siz[0]+siz[1]+siz[2]);
872		switch (vscale(DETAIL)) {
873		case LOW:
874	<	op = addarg(op, "-ps 16 -dp 64");
875	<	sprintf(op, " -ar %d", (int)(4*d));
874	>	po = addarg(po, "-ps 16");
875	>	op = addarg(op, "-dp 64");
876	>	sprintf(op, " -ar %d", (int)(8*d));
877		op += strlen(op);
878		break;
879		case MEDIUM:
880	<	op = addarg(op, "-ps 8 -dp 128");
881	<	sprintf(op, " -ar %d", (int)(8*d));
880	>	po = addarg(po, "-ps 8");
881	>	op = addarg(op, "-dp 128");
882	>	sprintf(op, " -ar %d", (int)(16*d));
883		op += strlen(op);
884		break;
885		case HIGH:
886	<	op = addarg(op, "-ps 4 -dp 256");
887	<	sprintf(op, " -ar %d", (int)(16*d));
886	>	po = addarg(po, "-ps 4");
887	>	op = addarg(op, "-dp 256");
888	>	sprintf(op, " -ar %d", (int)(32*d));
889		op += strlen(op);
890		break;
891		}
892	<	op = addarg(op, "-pt .16");
892	>	po = addarg(po, "-pt .16");
893		if (vbool(PENUMBRAS))
894		op = addarg(op, "-ds .4");
895		else
896		op = addarg(op, "-ds 0");
897	<	op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
897	>	op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
898		if (vdef(AMBFILE)) {
899		sprintf(op, " -af %s", vval(AMBFILE));
900		op += strlen(op);
#	Line 779 | Line 902 | register char  *op;
902		overture = 0;
903		switch (vscale(VARIABILITY)) {
904		case LOW:
905	<	op = addarg(op, "-aa .4 -ad 64");
905	>	op = addarg(op, "-aa .3 -ad 256");
906		break;
907		case MEDIUM:
908	<	op = addarg(op, "-aa .3 -ad 128");
908	>	op = addarg(op, "-aa .25 -ad 512");
909		break;
910		case HIGH:
911	<	op = addarg(op, "-aa .25 -ad 256");
911	>	op = addarg(op, "-aa .2 -ad 1024");
912		break;
913		}
914		op = addarg(op, "-as 0");
915		d = ambval();
916		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
917		op += strlen(op);
918	<	op = addarg(op, "-lr 3 -lw .02");
796	<	if (vdef(RENDER))
797	<	op = addarg(op, vval(RENDER));
918	>	op = addarg(op, "-lr 6 -lw .003");
919		}
920
921
922	<	medqopts(op)                            /* medium quality rendering options */
923	<	register char   *op;
922	>	static void
923	>	medqopts(                       /* medium quality rendering options */
924	>	char    *op,
925	>	char    *po
926	>	)
927		{
928	<	double  d, org[3], siz[3];
928	>	double  d, org[3], siz[3], asz;
929
930		*op = '\0';
931	+	*po = '\0';
932		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
933		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
934		badvalue(ZONE);
935		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
936	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
937	+	badvalue(ZONE);
938		getoctcube(org, &d);
939	<	d *= 3./(siz[0]+siz[1]+siz[2]);
939	>	asz = (siz[0]+siz[1]+siz[2])/3.;
940	>	d /= asz;
941		switch (vscale(DETAIL)) {
942		case LOW:
943	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
943	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
944		op = addarg(op, "-dp 256");
945	<	sprintf(op, " -ar %d", (int)(8*d));
945	>	sprintf(op, " -ar %d", (int)(16*d));
946		op += strlen(op);
947	+	sprintf(op, " -ms %.2g", asz/20.);
948	+	op += strlen(op);
949		break;
950		case MEDIUM:
951	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
951	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
952		op = addarg(op, "-dp 512");
953	<	sprintf(op, " -ar %d", (int)(16*d));
953	>	sprintf(op, " -ar %d", (int)(32*d));
954		op += strlen(op);
955	+	sprintf(op, " -ms %.2g", asz/40.);
956	+	op += strlen(op);
957		break;
958		case HIGH:
959	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
959	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
960		op = addarg(op, "-dp 1024");
961	<	sprintf(op, " -ar %d", (int)(32*d));
961	>	sprintf(op, " -ar %d", (int)(64*d));
962		op += strlen(op);
963	+	sprintf(op, " -ms %.2g", asz/80.);
964	+	op += strlen(op);
965		break;
966		}
967	<	op = addarg(op, "-pt .08");
967	>	po = addarg(po, "-pt .08");
968		if (vbool(PENUMBRAS))
969	<	op = addarg(op, "-ds .2 -dj .35");
969	>	op = addarg(op, "-ds .2 -dj .9");
970		else
971		op = addarg(op, "-ds .3");
972	<	op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
973	<	if (overture = vint(INDIRECT)) {
972	>	op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
973	>	if ( (overture = vint(INDIRECT)) ) {
974		sprintf(op, " -ab %d", overture);
975		op += strlen(op);
976		}
#	Line 847 | Line 981 | register char  *op;
981		overture = 0;
982		switch (vscale(VARIABILITY)) {
983		case LOW:
984	<	op = addarg(op, "-aa .25 -ad 196 -as 0");
984	>	op = addarg(op, "-aa .2 -ad 329 -as 42");
985		break;
986		case MEDIUM:
987	<	op = addarg(op, "-aa .2 -ad 400 -as 64");
987	>	op = addarg(op, "-aa .15 -ad 800 -as 128");
988		break;
989		case HIGH:
990	<	op = addarg(op, "-aa .15 -ad 768 -as 196");
990	>	op = addarg(op, "-aa .1 -ad 1536 -as 392");
991		break;
992		}
993		d = ambval();
994		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
995		op += strlen(op);
996	<	op = addarg(op, "-lr 6 -lw .002");
863	<	if (vdef(RENDER))
864	<	op = addarg(op, vval(RENDER));
996	>	op = addarg(op, "-lr 8 -lw 1e-4");
997		}
998
999
1000	<	hiqopts(op)                             /* high quality rendering options */
1001	<	register char   *op;
1000	>	static void
1001	>	hiqopts(                                /* high quality rendering options */
1002	>	char    *op,
1003	>	char    *po
1004	>	)
1005		{
1006	<	double  d, org[3], siz[3];
1006	>	double  d, org[3], siz[3], asz;
1007
1008		*op = '\0';
1009	+	*po = '\0';
1010		if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1011		&siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1012		badvalue(ZONE);
1013		siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1014	+	if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1015	+	badvalue(ZONE);
1016		getoctcube(org, &d);
1017	<	d *= 3./(siz[0]+siz[1]+siz[2]);
1017	>	asz = (siz[0]+siz[1]+siz[2])/3.;
1018	>	d /= asz;
1019		switch (vscale(DETAIL)) {
1020		case LOW:
1021	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1021	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1022		op = addarg(op, "-dp 1024");
1023	<	sprintf(op, " -ar %d", (int)(16*d));
1023	>	sprintf(op, " -ar %d", (int)(32*d));
1024		op += strlen(op);
1025	+	sprintf(op, " -ms %.2g", asz/40.);
1026	+	op += strlen(op);
1027		break;
1028		case MEDIUM:
1029	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1029	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1030		op = addarg(op, "-dp 2048");
1031	<	sprintf(op, " -ar %d", (int)(32*d));
1031	>	sprintf(op, " -ar %d", (int)(64*d));
1032		op += strlen(op);
1033	+	sprintf(op, " -ms %.2g", asz/80.);
1034	+	op += strlen(op);
1035		break;
1036		case HIGH:
1037	<	op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1037	>	po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1038		op = addarg(op, "-dp 4096");
1039	<	sprintf(op, " -ar %d", (int)(64*d));
1039	>	sprintf(op, " -ar %d", (int)(128*d));
1040		op += strlen(op);
1041	+	sprintf(op, " -ms %.2g", asz/160.);
1042	+	op += strlen(op);
1043		break;
1044		}
1045	<	op = addarg(op, "-pt .04");
1045	>	po = addarg(po, "-pt .04");
1046		if (vbool(PENUMBRAS))
1047	<	op = addarg(op, "-ds .1 -dj .7");
1047	>	op = addarg(op, "-ds .1 -dj .9");
1048		else
1049		op = addarg(op, "-ds .2");
1050	<	op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
1050	>	op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1051		sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1052		op += strlen(op);
1053		if (vdef(AMBFILE)) {
#	Line 912 | Line 1057 | register char  *op;
1057		overture = 0;
1058		switch (vscale(VARIABILITY)) {
1059		case LOW:
1060	<	op = addarg(op, "-aa .15 -ad 256 -as 0");
1060	>	op = addarg(op, "-aa .125 -ad 512 -as 64");
1061		break;
1062		case MEDIUM:
1063	<	op = addarg(op, "-aa .125 -ad 512 -as 256");
1063	>	op = addarg(op, "-aa .1 -ad 1536 -as 768");
1064		break;
1065		case HIGH:
1066	<	op = addarg(op, "-aa .08 -ad 1024 -as 512");
1066	>	op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1067		break;
1068		}
1069		d = ambval();
1070		sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1071		op += strlen(op);
1072	<	op = addarg(op, "-lr 12 -lw .0005");
928	<	if (vdef(RENDER))
929	<	op = addarg(op, vval(RENDER));
1072	>	op = addarg(op, "-lr 12 -lw 1e-5");
1073		}
1074
1075
1076	<	xferopts(ro)                            /* transfer options if indicated */
1077	<	char    *ro;
1076	>	#ifdef _WIN32
1077	>	static void
1078	>	setenv(                 /* set an environment variable */
1079	>	char    *vname,
1080	>	char    *value
1081	>	)
1082		{
1083	+	char    *evp;
1084	+
1085	+	evp = bmalloc(strlen(vname)+strlen(value)+2);
1086	+	if (evp == NULL)
1087	+	syserr(progname);
1088	+	sprintf(evp, "%s=%s", vname, value);
1089	+	if (putenv(evp) != 0) {
1090	+	fprintf(stderr, "%s: out of environment space\n", progname);
1091	+	quit(1);
1092	+	}
1093	+	if (!silent)
1094	+	printf("set %s\n", evp);
1095	+	}
1096	+	#endif
1097	+
1098	+
1099	+	static void
1100	+	xferopts(                               /* transfer options if indicated */
1101	+	char    *ro
1102	+	)
1103	+	{
1104		int     fd, n;
1105	<	register char   *cp;
1105	>	char    *cp;
1106
1107		n = strlen(ro);
1108		if (n < 2)
1109		return;
1110		if (vdef(OPTFILE)) {
1111		for (cp = ro; cp[1]; cp++)
1112	<	if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3]))
1112	>	if (isspace(cp[1]) && (cp[2] == '@' ||
1113	>	(cp[2] == '-' && isalpha(cp[3]))))
1114		*cp = '\n';
1115		else
1116		*cp = cp[1];
#	Line 951 | Line 1120 | char   *ro;
1120		syserr(vval(OPTFILE));
1121		sprintf(ro, " @%s", vval(OPTFILE));
1122		}
1123	<	#ifdef MSDOS
1123	>	#ifdef _WIN32
1124		else if (n > 50) {
1125		setenv("ROPT", ro+1);
1126		strcpy(ro, " $ROPT");
#	Line 960 | Line 1129 | char   *ro;
1129		}
1130
1131
1132	<	pfiltopts(po)                           /* get pfilt options */
1133	<	register char   *po;
1132	>	static void
1133	>	pfiltopts(                              /* get pfilt options */
1134	>	char    *po
1135	>	)
1136		{
1137		*po = '\0';
1138		if (vdef(EXPOSURE)) {
#	Line 970 | Line 1141 | register char  *po;
1141		}
1142		switch (vscale(QUALITY)) {
1143		case MEDIUM:
1144	<	po = addarg(po, "-r 1");
1144	>	po = addarg(po, "-r .6");
1145		break;
1146		case HIGH:
1147		po = addarg(po, "-m .25");
1148		break;
1149		}
1150	<	if (vdef(PFILT))
1151	<	po = addarg(po, vval(PFILT));
1150	>	if (vdef(PFILT)) {
1151	>	if (vval(PFILT)[0] != '-') {
1152	>	atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1153	>	po = addarg(po, sskip2(vval(PFILT), 1));
1154	>	} else
1155	>	po = addarg(po, vval(PFILT));
1156	>	}
1157		}
1158
1159
1160	<	matchword(s1, s2)                       /* match white-delimited words */
1161	<	register char   *s1, *s2;
1160	>	static int
1161	>	matchword(                      /* match white-delimited words */
1162	>	char    *s1,
1163	>	char    *s2
1164	>	)
1165		{
1166		while (isspace(*s1)) s1++;
1167		while (isspace(*s2)) s2++;
#	Line 993 | Line 1172 | register char  *s1, *s2;
1172		}
1173
1174
1175	<	char *
1176	<	specview(vs)                            /* get proper view spec from vs */
1177	<	register char   *vs;
1175	>	static char *
1176	>	specview(                               /* get proper view spec from vs */
1177	>	char    *vs
1178	>	)
1179		{
1180		static char     vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1181		"-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1182		static char     viewopts[128];
1183	<	register char   *cp;
1183	>	char    *cp;
1184		int     xpos, ypos, zpos, viewtype, upax;
1185	<	register int    i;
1185	>	int     i;
1186		double  cent[3], dim[3], mult, d;
1187
1188		if (vs == NULL || *vs == '-')
#	Line 1013 | Line 1193 | register char  *vs;
1193		upax = 1-'X'+UPPER(vval(UP)[1]);
1194		else
1195		upax = 1-'X'+vlet(UP);
1196	<	if (upax < 1 | upax > 3)
1196	>	if ((upax < 1) | (upax > 3))
1197		badvalue(UP);
1198		if (vval(UP)[0] == '-')
1199		upax = -upax;
#	Line 1035 | Line 1215 | register char  *vs;
1215		} else if (*vs == 'z') {
1216		zpos = -1; vs++;
1217		}
1218	<	viewtype = 'v';
1219	<	if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1218	>	switch (*vs) {
1219	>	case VT_PER:
1220	>	case VT_PAR:
1221	>	case VT_ANG:
1222	>	case VT_HEM:
1223	>	case VT_PLS:
1224	>	case VT_CYL:
1225		viewtype = *vs++;
1226	+	break;
1227	+	default:
1228	+	viewtype = VT_PER;
1229	+	break;
1230	+	}
1231		cp = viewopts;
1232		if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) {       /* got one! */
1233		*cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
#	Line 1047 | Line 1237 | register char  *vs;
1237		badvalue(ZONE);
1238		for (i = 0; i < 3; i++) {
1239		dim[i] -= cent[i];
1240	+	if (dim[i] <= FTINY)
1241	+	badvalue(ZONE);
1242		cent[i] += .5*dim[i];
1243		}
1244		mult = vlet(ZONE)=='E' ? 2. : .45 ;
1245	<	sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1245	>	sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1246		cent[0]+xpos*mult*dim[0],
1247		cent[1]+ypos*mult*dim[1],
1248		cent[2]+zpos*mult*dim[2],
#	Line 1077 | Line 1269 | register char  *vs;
1269		}
1270		cp = addarg(cp, vup[upax+3]);
1271		switch (viewtype) {
1272	<	case 'v':
1272	>	case VT_PER:
1273		cp = addarg(cp, "-vh 45 -vv 45");
1274		break;
1275	<	case 'l':
1275	>	case VT_PAR:
1276		d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1277	<	sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1277	>	sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1278		cp += strlen(cp);
1279		break;
1280	<	case 'a':
1281	<	case 'h':
1280	>	case VT_ANG:
1281	>	case VT_HEM:
1282	>	case VT_PLS:
1283		cp = addarg(cp, "-vh 180 -vv 180");
1284		break;
1285	+	case VT_CYL:
1286	+	cp = addarg(cp, "-vh 180 -vv 90");
1287	+	break;
1288		}
1289		} else {
1290		while (!isspace(*vs))           /* else skip id */
1291		if (!*vs++)
1292		return(NULL);
1293	<	if (upax) {                     /* specify up vector */
1293	>	if (upax) {                     /* prepend up vector */
1294		strcpy(cp, vup[upax+3]);
1295		cp += strlen(cp);
1296		}
#	Line 1102 | Line 1298 | register char  *vs;
1298		if (cp == viewopts)             /* append any additional options */
1299		vs++;           /* skip prefixed space if unneeded */
1300		strcpy(cp, vs);
1301	<	#ifdef MSDOS
1301	>	#ifdef _WIN32
1302		if (strlen(viewopts) > 40) {
1303		setenv("VIEW", viewopts);
1304		return("$VIEW");
#	Line 1112 | Line 1308 | register char  *vs;
1308		}
1309
1310
1311	<	char *
1312	<	getview(n, vn)                          /* get view n, or NULL if none */
1313	<	int     n;
1314	<	char    *vn;            /* returned view name */
1311	>	static char *
1312	>	getview(                                /* get view n, or NULL if none */
1313	>	int     n,
1314	>	char    *vn             /* returned view name */
1315	>	)
1316		{
1317	<	register char   *mv;
1317	>	char    *mv;
1318
1319		if (viewselect != NULL) {               /* command-line selected */
1320		if (n)                          /* only do one */
1321		return(NULL);
1322	+
1323	+	if (isint(viewselect)) {        /* view number? */
1324	+	n = atoi(viewselect)-1;
1325	+	goto numview;
1326	+	}
1327		if (viewselect[0] == '-') {     /* already specified */
1328	<	if (vn != NULL) *vn = '\0';
1328	>	if (vn != NULL)
1329	>	strcpy(vn, "0");
1330		return(viewselect);
1331		}
1332		if (vn != NULL) {
#	Line 1132 | Line 1335 | char   *vn;            /* returned view name */
1335		;
1336		*vn = '\0';
1337		}
1135	–	/* view number? */
1136	–	if (isint(viewselect))
1137	–	return(specview(nvalue(vv+VIEW, atoi(viewselect)-1)));
1338		/* check list */
1339	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1339	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1340		if (matchword(viewselect, mv))
1341		return(specview(mv));
1342	+
1343		return(specview(viewselect));   /* standard view? */
1344		}
1345	<	mv = nvalue(vv+VIEW, n);                /* use view n */
1346	<	if (vn != NULL & mv != NULL) {
1347	<	register char   *mv2 = mv;
1348	<	if (*mv2 != '-')
1345	>	numview:
1346	>	mv = nvalue(VIEWS, n);          /* use view n */
1347	>	if ((vn != NULL) & (mv != NULL))
1348	>	if (*mv != '-') {
1349	>	char    *mv2 = mv;
1350		while (*mv2 && !isspace(*mv2))
1351		*vn++ = *mv2++;
1352	<	*vn = '\0';
1353	<	}
1352	>	*vn = '\0';
1353	>	} else
1354	>	sprintf(vn, "%d", n+1);
1355	>
1356		return(specview(mv));
1357		}
1358
1359
1360	<	printview(vopts)                        /* print out selected view */
1361	<	register char   *vopts;
1360	>	static int
1361	>	myprintview(                    /* print out selected view */
1362	>	char    *vopts,
1363	>	FILE    *fp
1364	>	)
1365		{
1366	<	extern char     *atos(), *getenv();
1367	<	char    buf[256];
1368	<	FILE    *fp;
1369	<	register char   *cp;
1370	<
1366	>	VIEW    vwr;
1367	>	char    buf[128];
1368	>	char    *cp;
1369	>	#ifdef _WIN32
1370	>	/* XXX Should we allow something like this for all platforms? */
1371	>	/* XXX Or is it still required at all? */
1372	>	again:
1373	>	#endif
1374		if (vopts == NULL)
1375		return(-1);
1376	<	fputs("VIEW=", stdout);
1377	<	do {
1378	<	if (matchword(vopts, "-vf")) {          /* expand view file */
1379	<	vopts = sskip(vopts);
1380	<	if (!*atos(buf, sizeof(buf), vopts))
1171	<	return(-1);
1172	<	if ((fp = fopen(buf, "r")) == NULL)
1173	<	return(-1);
1174	<	for (buf[sizeof(buf)-2] = '\n';
1175	<	fgets(buf, sizeof(buf), fp) != NULL &&
1176	<	buf[0] != '\n';
1177	<	buf[sizeof(buf)-2] = '\n') {
1178	<	if (buf[sizeof(buf)-2] != '\n') {
1179	<	ungetc(buf[sizeof(buf)-2], fp);
1180	<	buf[sizeof(buf)-2] = '\0';
1181	<	}
1182	<	if (matchword(buf, "VIEW=") ||
1183	<	matchword(buf, "rview")) {
1184	<	for (cp = sskip(buf); *cp && *cp != '\n'; cp++)
1185	<	putchar(*cp);
1186	<	}
1187	<	}
1188	<	fclose(fp);
1189	<	vopts = sskip(vopts);
1190	<	} else {
1191	<	while (isspace(*vopts))
1192	<	vopts++;
1193	<	putchar(' ');
1194	<	#ifdef MSDOS
1195	<	if (*vopts == '$') {            /* expand env. var. */
1196	<	if (!*atos(buf, sizeof(buf), vopts+1))
1197	<	return(-1);
1198	<	if ((cp = getenv(buf)) == NULL)
1199	<	return(-1);
1200	<	fputs(cp, stdout);
1201	<	vopts = sskip(vopts);
1202	<	} else
1376	>	#ifdef _WIN32
1377	>	if (vopts[0] == '$') {
1378	>	vopts = getenv(vopts+1);
1379	>	goto again;
1380	>	}
1381		#endif
1382	<	while (*vopts && !isspace(*vopts))
1383	<	putchar(*vopts++);
1384	<	}
1385	<	} while (*vopts++);
1386	<	putchar('\n');
1382	>	vwr = stdview;
1383	>	sscanview(&vwr, cp=vopts);              /* set initial options */
1384	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1385	>	*atos(buf, sizeof(buf), cp += 4)) {
1386	>	viewfile(buf, &vwr, NULL);      /* load -vf file */
1387	>	sscanview(&vwr, cp);            /* reset tail */
1388	>	}
1389	>	fputs(VIEWSTR, fp);
1390	>	fprintview(&vwr, fp);                   /* print full spec. */
1391	>	fputc('\n', fp);
1392		return(0);
1393		}
1394
1395
1396	<	rview(opts)                             /* run rview with first view */
1397	<	char    *opts;
1396	>	static void
1397	>	rvu(                            /* run rvu with first view */
1398	>	char    *opts,
1399	>	char    *po
1400	>	)
1401		{
1402		char    *vw;
1403	<	char    combuf[512];
1403	>	char    combuf[PATH_MAX];
1404		/* build command */
1405	<	if ((vw = getview(0, NULL)) == NULL)
1405	>	if (touchonly || (vw = getview(0, NULL)) == NULL)
1406		return;
1407		if (sayview)
1408	<	printview(vw);
1409	<	sprintf(combuf, "rview %s%s -R %s ", vw, opts, rifname);
1408	>	myprintview(vw, stdout);
1409	>	sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1410	>	if (nprocs > 1)
1411	>	sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1412		if (rvdevice != NULL)
1413		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1414	+	if (vdef(EXPOSURE))
1415	+	sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1416		strcat(combuf, oct1name);
1417		if (runcom(combuf)) {           /* run it */
1418	<	fprintf(stderr, "%s: error running rview\n", progname);
1419	<	exit(1);
1418	>	fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1419	>	quit(1);
1420		}
1421		}
1422
1423
1424	<	rpict(opts)                             /* run rpict and pfilt for each view */
1425	<	char    *opts;
1424	>	static int
1425	>	syncf_done(                     /* check if an rpiece sync file is complete */
1426	>	char *sfname
1427	>	)
1428		{
1429	<	char    combuf[1024];
1430	<	char    rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1429	>	FILE    *fp = fopen(sfname, "r");
1430	>	int     todo = 1;
1431	>	int     x, y;
1432	>
1433	>	if (fp == NULL)
1434	>	return(0);
1435	>	if (fscanf(fp, "%d %d", &x, &y) != 2)
1436	>	goto checked;
1437	>	todo = x*y;             /* total number of tiles */
1438	>	if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1439	>	goto checked;
1440	>	/* XXX assume no redundant tiles */
1441	>	while (fscanf(fp, "%d %d", &x, &y) == 2)
1442	>	if (!--todo)
1443	>	break;
1444	>	checked:
1445	>	fclose(fp);
1446	>	return(!todo);
1447	>	}
1448	>
1449	>
1450	>	static void
1451	>	rpict(                          /* run rpict and pfilt for each view */
1452	>	char    *opts,
1453	>	char    *po
1454	>	)
1455	>	{
1456	>	#define do_rpiece       (sfile[0]!='\0')
1457	>	char    combuf[5*PATH_MAX+512];
1458	>	char    rawfile[PATH_MAX], picfile[PATH_MAX];
1459	>	char    zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1460	>	char    rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1461		char    pfopts[128];
1462		char    vs[32], *vw;
1463		int     vn, mult;
1464	+	FILE    *fp;
1465	+	time_t  rfdt, pfdt;
1466	+	int     xres, yres;
1467	+	double  aspect;
1468	+	int     n;
1469		/* get pfilt options */
1470		pfiltopts(pfopts);
1471		/* get resolution, reporting */
1472	<	mult = vscale(QUALITY)+1;
1473	<	{
1474	<	int     xres, yres;
1475	<	double  aspect;
1476	<	int     n;
1477	<	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1478	<	if (n == 3)
1479	<	sprintf(res, "-x %d -y %d -pa %.3f",
1480	<	mult*xres, mult*yres, aspect);
1481	<	else if (n) {
1255	<	if (n == 1) yres = xres;
1256	<	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1257	<	} else
1258	<	badvalue(RESOLUTION);
1472	>	switch (vscale(QUALITY)) {
1473	>	case LOW:
1474	>	mult = 1;
1475	>	break;
1476	>	case MEDIUM:
1477	>	mult = 2;
1478	>	break;
1479	>	case HIGH:
1480	>	mult = 3;
1481	>	break;
1482		}
1483	+	n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1484	+	if (n == 3)
1485	+	sprintf(res, "-x %d -y %d -pa %.3f",
1486	+	mult*xres, mult*yres, aspect);
1487	+	else if (n) {
1488	+	aspect = 1.;
1489	+	if (n == 1) yres = xres;
1490	+	sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1491	+	} else
1492	+	badvalue(RESOLUTION);
1493		rep[0] = '\0';
1494		if (vdef(REPORT)) {
1495		double  minutes;
1263	–	int     n;
1496		n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1497		if (n == 2)
1498		sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
#	Line 1269 | Line 1501 | char   *opts;
1501		else
1502		badvalue(REPORT);
1503		}
1504	<	/* do each view */
1505	<	vn = 0;
1504	>	/* set up parallel rendering */
1505	>	sfile[0] = '\0';
1506	>	if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1507	>	getview(0, vs) != NULL) {
1508	>	if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1509	>	getview(1, NULL) == NULL) {
1510	>	sprintf(sfile, "%s_%s_rpsync.txt",
1511	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1512	>	vs);
1513	>	strcpy(rppopt, "-PP pfXXXXXX");
1514	>	} else {
1515	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1516	>	}
1517	>	pfile = rppopt + strlen(rppopt) - 8;
1518	>	if (mktemp(pfile) == NULL) {
1519	>	if (do_rpiece) {
1520	>	fprintf(stderr, "%s: cannot create\n", pfile);
1521	>	quit(1);
1522	>	}
1523	>	pfile = NULL;
1524	>	}
1525	>	}
1526	>	vn = 0;                                 /* do each view */
1527		while ((vw = getview(vn++, vs)) != NULL) {
1528		if (sayview)
1529	<	printview(vw);
1530	<	if (!vs[0])
1531	<	sprintf(vs, "%d", vn);
1532	<	sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1529	>	myprintview(vw, stdout);
1530	>	sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1531	>	if (vdef(ZFILE))
1532	>	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1533	>	else
1534	>	zopt[0] = '\0';
1535		/* check date on picture */
1536	<	if (fdate(picfile) >= oct1date)
1536	>	pfdt = fdate(picfile);
1537	>	if (pfdt >= oct1date)
1538		continue;
1539	+	/* get raw file name */
1540	+	sprintf(rawfile, "%s_%s.unf",
1541	+	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1542	+	rfdt = fdate(rawfile);
1543	+	if (touchonly) {                /* update times only */
1544	+	if (rfdt) {
1545	+	if (rfdt < oct1date)
1546	+	touch(rawfile);
1547	+	} else if (pfdt && pfdt < oct1date)
1548	+	touch(picfile);
1549	+	continue;
1550	+	}
1551	+	/* parallel running? */
1552	+	if (do_rpiece) {
1553	+	if (rfdt < oct1date || !fdate(sfile)) {
1554	+	int     xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1555	+	if (rfdt >= oct1date) {
1556	+	fprintf(stderr,
1557	+	"%s: partial output not created with %s\n", rawfile, c_rpiece);
1558	+	quit(1);
1559	+	}
1560	+	if (rfdt) {     /* start fresh */
1561	+	rmfile(rawfile);
1562	+	rfdt = 0;
1563	+	}
1564	+	if (!silent)
1565	+	printf("\techo %d %d > %s\n",
1566	+	xdiv, ydiv, sfile);
1567	+	if ((fp = fopen(sfile, "w")) == NULL) {
1568	+	fprintf(stderr, "%s: cannot create\n",
1569	+	sfile);
1570	+	quit(1);
1571	+	}
1572	+	fprintf(fp, "%d %d\n", xdiv, ydiv);
1573	+	fclose(fp);
1574	+	}
1575	+	} else if (next_process(0)) {
1576	+	if (pfile != NULL)
1577	+	sleep(10);
1578	+	continue;
1579	+	} else if (!inchild())
1580	+	pfile = NULL;
1581	+	/* XXX Remember to call finish_process() */
1582		/* build rpict command */
1583	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1584	<	if (fdate(rawfile) >= oct1date)         /* recover */
1585	<	sprintf(combuf, "rpict%s%s -ro %s %s",
1586	<	rep, opts, rawfile, oct1name);
1587	<	else {
1583	>	if (rfdt >= oct1date) {         /* already in progress */
1584	>	if (do_rpiece) {
1585	>	sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1586	>	c_rpiece, sfile, rppopt, rep, vw,
1587	>	res, opts, po, rawfile, oct1name);
1588	>	while (next_process(1)) {
1589	>	sleep(10);
1590	>	combuf[strlen(c_rpiece)+2] = 'F';
1591	>	}
1592	>	} else
1593	>	sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1594	>	rep, opts, po, zopt, rawfile, oct1name);
1595	>	if (runcom(combuf))     /* run rpict/rpiece */
1596	>	goto rperror;
1597	>	} else {
1598		if (overture) {         /* run overture calculation */
1599		sprintf(combuf,
1600	<	"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1601	<	rep, vw, opts,
1600	>	"%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1601	>	c_rpict, rep, vw, opts,
1602		oct1name, overfile);
1603	<	if (runcom(combuf)) {
1604	<	fprintf(stderr,
1603	>	if (!do_rpiece || !next_process(0)) {
1604	>	if (runcom(combuf)) {
1605	>	fprintf(stderr,
1606		"%s: error in overture for view %s\n",
1607	<	progname, vs);
1608	<	exit(1);
1609	<	}
1610	<	#ifdef NIX
1611	<	rmfile(overfile);
1607	>	progname, vs);
1608	>	quit(1);
1609	>	}
1610	>	#ifndef NULL_DEVICE
1611	>	rmfile(overfile);
1612		#endif
1613	+	} else if (do_rpiece)
1614	+	sleep(20);
1615		}
1616	<	sprintf(combuf, "rpict%s %s %s%s %s > %s",
1617	<	rep, vw, res, opts,
1618	<	oct1name, rawfile);
1616	>	if (do_rpiece) {
1617	>	sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1618	>	c_rpiece, sfile, rppopt, rep, vw,
1619	>	res, opts, po, rawfile, oct1name);
1620	>	while (next_process(1))
1621	>	sleep(10);
1622	>	} else {
1623	>	sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1624	>	c_rpict, rep, vw, res, opts, po,
1625	>	zopt, oct1name, rawfile);
1626	>	}
1627	>	if ((pfile != NULL) & !do_rpiece) {
1628	>	if (!silent)
1629	>	printf("\t%s\n", combuf);
1630	>	fflush(stdout);
1631	>	sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1632	>	c_rpict, rep, rppopt, res,
1633	>	opts, po, oct1name, rawfile);
1634	>	fp = popen(combuf, "w");
1635	>	if (fp == NULL)
1636	>	goto rperror;
1637	>	myprintview(vw, fp);
1638	>	if (pclose(fp))
1639	>	goto rperror;
1640	>	} else if (runcom(combuf))
1641	>	goto rperror;
1642		}
1643	<	if (runcom(combuf)) {           /* run rpict */
1644	<	fprintf(stderr, "%s: error rendering view %s\n",
1645	<	progname, vs);
1646	<	exit(1);
1643	>	if (do_rpiece) {                /* need to finish raw, first */
1644	>	finish_process();
1645	>	wait_process(1);
1646	>	if (!syncf_done(sfile)) {
1647	>	fprintf(stderr,
1648	>	"%s: %s did not complete rendering of view %s\n",
1649	>	progname, c_rpiece, vs);
1650	>	quit(1);
1651	>	}
1652		}
1653	+	if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1654		/* build pfilt command */
1655	<	if (mult > 1)
1656	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1657	<	pfopts, mult, mult, rawfile, picfile);
1658	<	else
1318	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1655	>	if (do_rpiece)
1656	>	sprintf(combuf,
1657	>	"%s%s -x %d -y %d -p %.3f %s > %s",
1658	>	c_pfilt, pfopts, xres, yres, aspect,
1659		rawfile, picfile);
1660	<	if (runcom(combuf)) {           /* run pfilt */
1661	<	fprintf(stderr,
1662	<	"%s: error filtering view %s\n\t%s removed\n",
1663	<	progname, vs, picfile);
1664	<	unlink(picfile);
1665	<	exit(1);
1660	>	else if (mult > 1)
1661	>	sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1662	>	c_pfilt, pfopts, mult, mult,
1663	>	rawfile, picfile);
1664	>	else
1665	>	sprintf(combuf, "%s%s %s > %s", c_pfilt,
1666	>	pfopts, rawfile, picfile);
1667	>	if (runcom(combuf)) {   /* run pfilt */
1668	>	fprintf(stderr,
1669	>	"%s: error filtering view %s\n\t%s removed\n",
1670	>	progname, vs, picfile);
1671	>	unlink(picfile);
1672	>	quit(1);
1673	>	}
1674		}
1675	<	/* remove raw file */
1676	<	rmfile(rawfile);
1675	>	/* remove/rename raw file */
1676	>	if (vdef(RAWFILE)) {
1677	>	sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1678	>	mvfile(rawfile, combuf);
1679	>	} else
1680	>	rmfile(rawfile);
1681	>	if (do_rpiece)                  /* done with sync file */
1682	>	rmfile(sfile);
1683	>	else
1684	>	finish_process();       /* exit if child */
1685		}
1686	+	wait_process(1);                /* wait for children to finish */
1687	+	if (pfile != NULL) {            /* clean up persistent rpict */
1688	+	RT_PID  pid;
1689	+	fp = fopen(pfile, "r");
1690	+	if (fp != NULL) {
1691	+	if (fscanf(fp, "%*s %d", &pid) != 1 ||
1692	+	kill(pid, 1) < 0)
1693	+	unlink(pfile);
1694	+	fclose(fp);
1695	+	}
1696	+	}
1697	+	return;
1698	+	rperror:
1699	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1700	+	quit(1);
1701	+	#undef do_rpiece
1702		}
1703
1704
1705	<	runcom(cs)                      /* run command */
1706	<	char    *cs;
1705	>	static int
1706	>	touch(                  /* update a file */
1707	>	char    *fn
1708	>	)
1709		{
1710	+	if (!silent)
1711	+	printf("\ttouch %s\n", fn);
1712	+	if (!nprocs)
1713	+	return(0);
1714	+	return(setfdate(fn, time((time_t *)NULL)));
1715	+	}
1716	+
1717	+
1718	+	static int
1719	+	runcom(                 /* run command */
1720	+	char    *cs
1721	+	)
1722	+	{
1723		if (!silent)            /* echo it */
1724		printf("\t%s\n", cs);
1725	<	if (noaction)
1725	>	if (!nprocs)
1726		return(0);
1727	<	fflush(stdout);         /* flush output and pass to shell */
1727	>	fflush(NULL);           /* flush output and pass to shell */
1728		return(system(cs));
1729		}
1730
1731
1732	<	rmfile(fn)                      /* remove a file */
1733	<	char    *fn;
1732	>	static int
1733	>	rmfile(                 /* remove a file */
1734	>	char    *fn
1735	>	)
1736		{
1737		if (!silent)
1738	<	#ifdef MSDOS
1739	<	printf("\tdel %s\n", fn);
1351	<	#else
1352	<	printf("\trm -f %s\n", fn);
1353	<	#endif
1354	<	if (noaction)
1738	>	printf("\t%s %s\n", DELCMD, fn);
1739	>	if (!nprocs)
1740		return(0);
1741		return(unlink(fn));
1742		}
1743
1744
1745	<	#ifdef MSDOS
1746	<	setenv(vname, value)            /* set an environment variable */
1747	<	char    *vname, *value;
1745	>	static int
1746	>	mvfile(         /* move a file */
1747	>	char    *fold,
1748	>	char    *fnew
1749	>	)
1750		{
1751	<	register char   *evp;
1751	>	if (!silent)
1752	>	printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1753	>	if (!nprocs)
1754	>	return(0);
1755	>	return(rename(fold, fnew));
1756	>	}
1757
1758	<	evp = bmalloc(strlen(vname)+strlen(value)+2);
1759	<	if (evp == NULL)
1760	<	syserr(progname);
1761	<	sprintf(evp, "%s=%s", vname, value);
1762	<	if (putenv(evp) != 0) {
1763	<	fprintf(stderr, "%s: out of environment space\n", progname);
1764	<	exit(1);
1758	>
1759	>	#ifdef RHAS_FORK_EXEC
1760	>	static int
1761	>	next_process(int reserve)               /* fork the next process */
1762	>	{
1763	>	RT_PID  child_pid;
1764	>
1765	>	if (nprocs <= 1)
1766	>	return(0);              /* it's us or no one */
1767	>	if (inchild()) {
1768	>	fprintf(stderr, "%s: internal error 1 in next_process()\n",
1769	>	progname);
1770	>	quit(1);
1771		}
1772	<	if (!silent)
1773	<	printf("set %s\n", evp);
1772	>	if (reserve > 0 && children_running >= nprocs-reserve)
1773	>	return(0);              /* caller holding back process(es) */
1774	>	if (children_running >= nprocs)
1775	>	wait_process(0);        /* wait for someone to finish */
1776	>	fflush(NULL);                   /* flush output */
1777	>	child_pid = fork();             /* split process */
1778	>	if (child_pid == 0) {           /* we're the child */
1779	>	children_running = -1;
1780	>	nprocs = 1;
1781	>	return(0);
1782	>	}
1783	>	if (child_pid > 0) {            /* we're the parent */
1784	>	++children_running;
1785	>	return(1);
1786	>	}
1787	>	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1788	>	return(0);
1789		}
1377	–	#endif
1790
1791	+	static void
1792	+	wait_process(                   /* wait for process(es) to finish */
1793	+	int     all
1794	+	)
1795	+	{
1796	+	int     ourstatus = 0, status;
1797	+	RT_PID  pid;
1798
1799	<	badvalue(vc)                    /* report bad variable value and exit */
1800	<	int     vc;
1799	>	if (all)
1800	>	all = children_running;
1801	>	else if (children_running > 0)
1802	>	all = 1;
1803	>	while (all-- > 0) {
1804	>	pid = wait(&status);
1805	>	if (pid < 0)
1806	>	syserr(progname);
1807	>	status = status>>8 & 0xff;
1808	>	--children_running;
1809	>	if (status != 0) {      /* child's problem is our problem */
1810	>	if ((ourstatus == 0) & (children_running > 0))
1811	>	fprintf(stderr, "%s: waiting for remaining processes\n",
1812	>	progname);
1813	>	ourstatus = status;
1814	>	all = children_running;
1815	>	}
1816	>	}
1817	>	if (ourstatus != 0)
1818	>	quit(ourstatus);        /* bad status from child */
1819	>	}
1820	>	#else   /* ! RHAS_FORK_EXEC */
1821	>	static int
1822	>	next_process(int reserve)
1823		{
1824	+	return(0);                      /* cannot start new process */
1825	+	}
1826	+	static void
1827	+	wait_process(all)
1828	+	int     all;
1829	+	{
1830	+	(void)all;                      /* no one to wait for */
1831	+	}
1832	+	int
1833	+	kill(pid, sig) /* win|unix_process.c should also wait and kill */
1834	+	RT_PID pid;
1835	+	int sig;
1836	+	{
1837	+	return 0;
1838	+	}
1839	+	#endif  /* ! RHAS_FORK_EXEC */
1840	+
1841	+	static void
1842	+	finish_process(void)                    /* exit a child process */
1843	+	{
1844	+	if (!inchild())
1845	+	return;                 /* in parent -- noop */
1846	+	exit(0);
1847	+	}
1848	+
1849	+
1850	+	static void
1851	+	badvalue(                       /* report bad variable value and exit */
1852	+	int     vc
1853	+	)
1854	+	{
1855		fprintf(stderr, "%s: bad value for variable '%s'\n",
1856		progname, vnam(vc));
1857	<	exit(1);
1857	>	quit(1);
1858		}
1859
1860
1861	<	syserr(s)                       /* report a system error and exit */
1862	<	char    *s;
1861	>	static void
1862	>	syserr(                 /* report a system error and exit */
1863	>	char    *s
1864	>	)
1865		{
1866		perror(s);
1867	<	exit(1);
1867	>	quit(1);
1868	>	}
1869	>
1870	>
1871	>	void
1872	>	quit(ec)                        /* exit program */
1873	>	int     ec;
1874	>	{
1875	>	exit(ec);
1876		}

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