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root/Development/ray/src/ot/getbbox.c

Comparing ray/src/ot/getbbox.c (file contents):
Revision 1.2 by greg, Wed May 29 17:51:44 1991 UTC vs.
Revision 2.6 by schorsch, Sat Mar 27 12:41:45 2004 UTC

#	Line 1 | Line 1
1	–	/* Copyright (c) 1991 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		*  getbbox.c - compute bounding box for scene files
6		*
#	Line 11 | Line 8 | static char SCCSid[] = "$SunId$ LBL";
8		*/
9
10		#include  "standard.h"
14	–
11		#include  "octree.h"
16	–
12		#include  "object.h"
13	+	#include  "oconv.h"
14
19	–	#ifndef  DEFPATH
20	–	#define  DEFPATH        ":/usr/local/lib/ray"
21	–	#endif
22	–
15		char  *progname;                        /* argv[0] */
16
25	–	char  *libpath;                         /* library search path */
26	–
17		int  nowarn = 0;                        /* supress warnings? */
18
19	<	int  (*addobjnotify[])() = {NULL};      /* new object notifier functions */
19	>	void  (*addobjnotify[])() = {NULL};     /* new object notifier functions */
20
21		FVECT  bbmin, bbmax;                    /* bounding box */
22
23	<	addobject(o)                    /* add object to bounding box */
24	<	OBJREC  *o;
23	>	static void addobject(OBJREC    *o);
24	>
25	>
26	>
27	>	static void
28	>	addobject(                      /* add object to bounding box */
29	>	OBJREC  *o
30	>	)
31		{
32		add2bbox(o, bbmin, bbmax);
33		}
34
35
36	<	main(argc, argv)                /* read object files and compute bounds */
37	<	int  argc;
38	<	char  **argv;
36	>	int
37	>	main(           /* read object files and compute bounds */
38	>	int  argc,
39	>	char  **argv
40	>	)
41		{
42	<	char  *getenv();
43	<	double  atof();
42	>	extern char  *getenv();
43	>	int  nohead = 0;
44		int  i;
45
46		progname = argv[0];
47
48	<	if ((libpath = getenv("RAYPATH")) == NULL)
49	<	libpath = DEFPATH;
50	<
51	<	if (!strcmp(argv[1], "-w")) {
52	<	nowarn = 1;
53	<	i = 2;
54	<	} else
55	<	i = 1;
56	<	breakopt:
48	>	for (i = 1; i < argc && argv[i][0] == '-'; i++) {
49	>	switch (argv[i][1]) {
50	>	case 'w':
51	>	nowarn = 1;
52	>	continue;
53	>	case 'h':
54	>	nohead = 1;
55	>	continue;
56	>	}
57	>	break;
58	>	}
59		/* find bounding box */
60		bbmin[0] = bbmin[1] = bbmin[2] = FHUGE;
61		bbmax[0] = bbmax[1] = bbmax[2] = -FHUGE;
62		/* read input */
63		if (i >= argc)
64	<	readobj(NULL, addobject);
64	>	readobj2(NULL, addobject);
65		else
66		for ( ; i < argc; i++)
67		if (!strcmp(argv[i], "-"))      /* from stdin */
68	<	readobj(NULL, addobject);
68	>	readobj2(NULL, addobject);
69		else                            /* from file */
70	<	readobj(argv[i], addobject);
70	>	readobj2(argv[i], addobject);
71		/* print bounding box */
72	<	printf("      xmin      xmax      ymin      ymax      zmin      zmax\n");
72	>	if (!nohead)
73	>	printf(
74	>	"     xmin      xmax      ymin      ymax      zmin      zmax\n");
75	>
76		printf("%9g %9g %9g %9g %9g %9g\n", bbmin[0], bbmax[0],
77		bbmin[1], bbmax[1], bbmin[2], bbmax[2]);
78		quit(0);
79	+	return 0; /* pro forma return */
80		}
81
82
83	<	quit(code)                              /* exit program */
84	<	int  code;
83	>	void
84	>	quit(                           /* exit program */
85	>	int  code
86	>	)
87		{
88		exit(code);
89		}
90
91
92	<	cputs()                                 /* interactive error */
92	>	void
93	>	cputs(void)                                     /* interactive error */
94		{
95		/* referenced, but not used */
96		}
97
98
99	<	wputs(s)                                /* warning message */
100	<	char  *s;
99	>	void
100	>	wputs(                          /* warning message */
101	>	char  *s
102	>	)
103		{
104		if (!nowarn)
105		eputs(s);
106		}
107
108
109	<	eputs(s)                                /* put string to stderr */
110	<	register char  *s;
109	>	void
110	>	eputs(                          /* put string to stderr */
111	>	register char  *s
112	>	)
113		{
114		static int  inln = 0;
115

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