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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

# User Rev Content
1 greg 1.1 /* 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 greg 1.5 FLOAT *farg; /* real arguments */
23 greg 1.1 #ifdef IARGS
24     short niargs; /* # of integer arguments */
25     long *iarg; /* integer arguments */
26     #endif
27     } FUNARGS;
28    
29 greg 1.3 #define MAXSTR 128 /* maximum string length */
30 greg 1.1
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 greg 1.4 #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 greg 1.1
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 greg 1.4 #ifndef MAXOBJBLK
54     #ifdef BIGMEM
55     #define MAXOBJBLK 4095 /* maximum number of object blocks */
56     #else
57 greg 1.1 #define MAXOBJBLK 511 /* maximum number of object blocks */
58 greg 1.4 #endif
59     #endif
60 greg 1.1
61     extern OBJREC *objblock[MAXOBJBLK]; /* the object blocks */
62 greg 1.2 extern OBJECT nobjects; /* # of objects */
63 greg 1.1
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 greg 2.3
76     OBJECT *setsave();
77    
78     #define setfree(os) free((char *)(os))