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root/radiance/ray/src/ot/getbbox.c
Revision: 2.6
Committed: Sat Mar 27 12:41:45 2004 UTC (20 years, 3 months ago) by schorsch
Content type: text/plain
Branch: MAIN
CVS Tags: rad5R2, rad4R2P2, rad5R0, rad5R1, rad3R7P2, rad3R7P1, rad4R2, rad4R1, rad4R0, rad3R6, rad3R6P1, rad3R8, rad3R9, rad4R2P1, rad5R3
Changes since 2.5: +26 -15 lines
Log Message:
Continued ANSIfication. Renamed local initotypes() to ot_initotypes().

File Contents

# Content
1 #ifndef lint
2 static const char RCSid[] = "$Id: getbbox.c,v 2.5 2003/02/22 02:07:26 greg Exp $";
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 #include "octree.h"
12 #include "object.h"
13 #include "oconv.h"
14
15 char *progname; /* argv[0] */
16
17 int nowarn = 0; /* supress warnings? */
18
19 void (*addobjnotify[])() = {NULL}; /* new object notifier functions */
20
21 FVECT bbmin, bbmax; /* bounding box */
22
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 int
37 main( /* read object files and compute bounds */
38 int argc,
39 char **argv
40 )
41 {
42 extern char *getenv();
43 int nohead = 0;
44 int i;
45
46 progname = argv[0];
47
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 readobj2(NULL, addobject);
65 else
66 for ( ; i < argc; i++)
67 if (!strcmp(argv[i], "-")) /* from stdin */
68 readobj2(NULL, addobject);
69 else /* from file */
70 readobj2(argv[i], addobject);
71 /* print bounding box */
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 void
84 quit( /* exit program */
85 int code
86 )
87 {
88 exit(code);
89 }
90
91
92 void
93 cputs(void) /* interactive error */
94 {
95 /* referenced, but not used */
96 }
97
98
99 void
100 wputs( /* warning message */
101 char *s
102 )
103 {
104 if (!nowarn)
105 eputs(s);
106 }
107
108
109 void
110 eputs( /* put string to stderr */
111 register char *s
112 )
113 {
114 static int inln = 0;
115
116 if (!inln++) {
117 fputs(progname, stderr);
118 fputs(": ", stderr);
119 }
120 fputs(s, stderr);
121 if (*s && s[strlen(s)-1] == '\n')
122 inln = 0;
123 }