src/ot/getbbox.c

#ifndef lint
static const char       RCSid[] = "$Id$";
#endif
/*
 *  getbbox.c - compute bounding box for scene files
 *
 *  Adapted from oconv.c 29 May 1991
 */

#include  "standard.h"

#include  "octree.h"

#include  "object.h"

char  *progname;                        /* argv[0] */

int  nowarn = 0;                        /* supress warnings? */

void  (*addobjnotify[])() = {NULL};     /* new object notifier functions */

FVECT  bbmin, bbmax;                    /* bounding box */

addobject(o)                    /* add object to bounding box */
OBJREC  *o;
{
        add2bbox(o, bbmin, bbmax);
}


main(argc, argv)                /* read object files and compute bounds */
int  argc;
char  **argv;
{
        extern char  *getenv();
        int  nohead = 0;
        int  i;

        progname = argv[0];

        for (i = 1; i < argc && argv[i][0] == '-'; i++) {
                switch (argv[i][1]) {
                case 'w':
                        nowarn = 1;
                        continue;
                case 'h':
                        nohead = 1;
                        continue;
                }
                break;
        }
                                                /* find bounding box */
        bbmin[0] = bbmin[1] = bbmin[2] = FHUGE;
        bbmax[0] = bbmax[1] = bbmax[2] = -FHUGE;
                                                /* read input */
        if (i >= argc)
                readobj2(NULL, addobject);
        else
                for ( ; i < argc; i++)
                        if (!strcmp(argv[i], "-"))      /* from stdin */
                                readobj2(NULL, addobject);
                        else                            /* from file */
                                readobj2(argv[i], addobject);
                                                /* print bounding box */
        if (!nohead)
                printf(
"     xmin      xmax      ymin      ymax      zmin      zmax\n");

        printf("%9g %9g %9g %9g %9g %9g\n", bbmin[0], bbmax[0],
                        bbmin[1], bbmax[1], bbmin[2], bbmax[2]);
        quit(0);
}


void
quit(code)                              /* exit program */
int  code;
{
        exit(code);
}


void
cputs()                                 /* interactive error */
{
        /* referenced, but not used */
}


void
wputs(s)                                /* warning message */
char  *s;
{
        if (!nowarn)
                eputs(s);
}


void
eputs(s)                                /* put string to stderr */
register char  *s;
{
        static int  inln = 0;

        if (!inln++) {
                fputs(progname, stderr);
                fputs(": ", stderr);
        }
        fputs(s, stderr);
        if (*s && s[strlen(s)-1] == '\n')
                inln = 0;
}
Revision:	2.5
Committed:	Sat Feb 22 02:07:26 2003 UTC (21 years, 2 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R5
Changes since 2.4:	+9 -8 lines
Log Message:	Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
#	Content
1	#ifndef lint
2	static const char RCSid[] = "$Id$";
3	#endif
4	/*
5	* getbbox.c - compute bounding box for scene files
6	*
7	* Adapted from oconv.c 29 May 1991
8	*/
9
10	#include "standard.h"
11
12	#include "octree.h"
13
14	#include "object.h"
15
16	char progname; / argv[0] */
17
18	int nowarn = 0; /* supress warnings? */
19
20	void (addobjnotify[])() = {NULL}; / new object notifier functions */
21
22	FVECT bbmin, bbmax; /* bounding box */
23
24	addobject(o) /* add object to bounding box */
25	OBJREC *o;
26	{
27	add2bbox(o, bbmin, bbmax);
28	}
29
30
31	main(argc, argv) /* read object files and compute bounds */
32	int argc;
33	char **argv;
34	{
35	extern char *getenv();
36	int nohead = 0;
37	int i;
38
39	progname = argv[0];
40
41	for (i = 1; i < argc && argv[i][0] == '-'; i++) {
42	switch (argv[i][1]) {
43	case 'w':
44	nowarn = 1;
45	continue;
46	case 'h':
47	nohead = 1;
48	continue;
49	}
50	break;
51	}
52	/* find bounding box */
53	bbmin[0] = bbmin[1] = bbmin[2] = FHUGE;
54	bbmax[0] = bbmax[1] = bbmax[2] = -FHUGE;
55	/* read input */
56	if (i >= argc)
57	readobj2(NULL, addobject);
58	else
59	for ( ; i < argc; i++)
60	if (!strcmp(argv[i], "-")) /* from stdin */
61	readobj2(NULL, addobject);
62	else /* from file */
63	readobj2(argv[i], addobject);
64	/* print bounding box */
65	if (!nohead)
66	printf(
67	" xmin xmax ymin ymax zmin zmax\n");
68
69	printf("%9g %9g %9g %9g %9g %9g\n", bbmin[0], bbmax[0],
70	bbmin[1], bbmax[1], bbmin[2], bbmax[2]);
71	quit(0);
72	}
73
74
75	void
76	quit(code) /* exit program */
77	int code;
78	{
79	exit(code);
80	}
81
82
83	void
84	cputs() /* interactive error */
85	{
86	/* referenced, but not used */
87	}
88
89
90	void
91	wputs(s) /* warning message */
92	char *s;
93	{
94	if (!nowarn)
95	eputs(s);
96	}
97
98
99	void
100	eputs(s) /* put string to stderr */
101	register char *s;
102	{
103	static int inln = 0;
104
105	if (!inln++) {
106	fputs(progname, stderr);
107	fputs(": ", stderr);
108	}
109	fputs(s, stderr);
110	if (*s && s[strlen(s)-1] == '\n')
111	inln = 0;
112	}