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
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	greg	2.5	static const char RCSid[] = "$Id$";
3	greg	1.1	#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	greg	2.5	void (addobjnotify[])() = {NULL}; / new object notifier functions */
21	greg	1.1
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	greg	2.2	extern char *getenv();
36	greg	1.3	int nohead = 0;
37	greg	1.1	int i;
38
39			progname = argv[0];
40
41	greg	1.3	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	greg	1.1	/* find bounding box */
53			bbmin[0] = bbmin[1] = bbmin[2] = FHUGE;
54			bbmax[0] = bbmax[1] = bbmax[2] = -FHUGE;
55			/* read input */
56	greg	1.2	if (i >= argc)
57	greg	2.5	readobj2(NULL, addobject);
58	greg	1.2	else
59			for ( ; i < argc; i++)
60			if (!strcmp(argv[i], "-")) /* from stdin */
61	greg	2.5	readobj2(NULL, addobject);
62	greg	1.2	else /* from file */
63	greg	2.5	readobj2(argv[i], addobject);
64	greg	1.2	/* print bounding box */
65	greg	1.3	if (!nohead)
66			printf(
67	greg	2.3	" xmin xmax ymin ymax zmin zmax\n");
68	greg	1.3
69	greg	1.1	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	greg	2.5	void
76	greg	1.1	quit(code) /* exit program */
77			int code;
78			{
79			exit(code);
80			}
81
82
83	greg	2.5	void
84	greg	1.1	cputs() /* interactive error */
85			{
86			/* referenced, but not used */
87			}
88
89
90	greg	2.5	void
91	greg	1.1	wputs(s) /* warning message */
92			char *s;
93			{
94			if (!nowarn)
95			eputs(s);
96			}
97
98
99	greg	2.5	void
100	greg	1.1	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			}