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root/radiance/ray/src/common/object.h
Revision: 2.3
Committed: Fri Mar 7 15:45:31 1997 UTC (27 years, 1 month ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.2: +4 -0 lines
Log Message:
added new set routines

File Contents

# Content
1 /* Copyright (c) 1986 Regents of the University of California */
2
3 /* SCCSid "$SunId$ LBL" */
4
5 /*
6 * object.h - header file for routines using objects and object sets.
7 *
8 * 7/28/85
9 */
10
11 /*
12 * Object definitions require general specifications
13 * which may include a number of different argument types.
14 * The following structure aids in the storage of such
15 * argument lists.
16 */
17
18 typedef struct {
19 short nsargs; /* # of string arguments */
20 short nfargs; /* # of real arguments */
21 char **sarg; /* string arguments */
22 FLOAT *farg; /* real arguments */
23 #ifdef IARGS
24 short niargs; /* # of integer arguments */
25 long *iarg; /* integer arguments */
26 #endif
27 } FUNARGS;
28
29 #define MAXSTR 128 /* maximum string length */
30
31 /*
32 * An object is defined as an index into an array of
33 * structures containing the object type and specification
34 * and the modifier index.
35 */
36
37 #ifndef OBJECT
38 #ifdef BIGMEM
39 #define OBJECT int /* index to object array */
40 #else
41 #define OBJECT short /* index to object array */
42 #endif
43 #endif
44
45 typedef struct {
46 OBJECT omod; /* modifier number */
47 short otype; /* object type number */
48 char *oname; /* object name */
49 FUNARGS oargs; /* object specification */
50 char *os; /* object structure */
51 } OBJREC;
52
53 #ifndef MAXOBJBLK
54 #ifdef BIGMEM
55 #define MAXOBJBLK 4095 /* maximum number of object blocks */
56 #else
57 #define MAXOBJBLK 511 /* maximum number of object blocks */
58 #endif
59 #endif
60
61 extern OBJREC *objblock[MAXOBJBLK]; /* the object blocks */
62 extern OBJECT nobjects; /* # of objects */
63
64 #define objptr(obj) (objblock[(obj)>>6]+((obj)&077))
65
66 #define OVOID (-1) /* void object */
67 #define VOIDID "void" /* void identifier */
68
69 /*
70 * Object sets begin with the number of objects and proceed with
71 * the objects in ascending order.
72 */
73
74 #define MAXSET 127 /* maximum object set size */
75
76 OBJECT *setsave();
77
78 #define setfree(os) free((char *)(os))