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root/radiance/ray/src/common/vars.h
Revision: 2.2
Committed: Fri Jan 5 14:42:13 1996 UTC (28 years, 3 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.1: +1 -0 lines
Log Message:
added vflt() macro

File Contents

# Content
1 /* Copyright (c) 1995 Regents of the University of California */
2
3 /* SCCSid "$SunId$ LBL" */
4
5 /*
6 * Header for programs that load variable files.
7 */
8
9 typedef struct {
10 char *name; /* variable name */
11 short nick; /* # characters required for nickname */
12 short nass; /* # assignments made */
13 char *value; /* assigned value(s) */
14 int (*fixval)(); /* assignment checking function */
15 } VARIABLE; /* a variable-value pair */
16
17 /**** The following variables should be declared by calling program ****/
18
19 extern int NVARS; /* total number of variables */
20
21 extern VARIABLE vv[]; /* variable-value pairs */
22
23 extern char *progname; /* global argv[0] from main */
24
25 extern int nowarn; /* global boolean to turn warnings off */
26
27 /**** The rest is declared in loadvars.c ****/
28
29 extern int onevalue(), catvalues(), boolvalue(),
30 qualvalue(), fltvalue(), intvalue();
31
32 extern VARIABLE *matchvar();
33 extern char *nvalue();
34
35 #define UPPER(c) ((c)&~0x20) /* ASCII trick */
36
37 #define vnam(vc) (vv[vc].name)
38 #define vdef(vc) (vv[vc].nass)
39 #define vval(vc) (vv[vc].value)
40 #define vint(vc) atoi(vval(vc))
41 #define vflt(vc) atof(vval(vc))
42 #define vlet(vc) UPPER(vval(vc)[0])
43 #define vscale vlet
44 #define vbool(vc) (vlet(vc)=='T')
45
46 #define HIGH 'H'
47 #define MEDIUM 'M'
48 #define LOW 'L'