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root/radiance/ray/src/common/object.h
Revision: 2.7
Committed: Tue Jan 19 16:01:54 1999 UTC (25 years, 3 months ago) by gwlarson
Content type: text/plain
Branch: MAIN
Changes since 2.6: +3 -3 lines
Log Message:
fixed MAXOBJBLK when BIGMEM undefined

File Contents

# Content
1 /* Copyright (c) 1999 Silicon Graphics, Inc. */
2
3 /* SCCSid "$SunId$ SGI" */
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 int4 /* index to object array */
40 #else
41 #define OBJECT int2 /* 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 65535 /* maximum number of object blocks */
56 #else
57 #define MAXOBJBLK 63 /* 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 OBJBLKSHFT 9
65 #define OBJBLKSIZ (1<<OBJBLKSHFT) /* object block size */
66 #define objptr(obj) (objblock[(obj)>>OBJBLKSHFT]+((obj)&(OBJBLKSIZ-1)))
67
68 #define OVOID (-1) /* void object */
69 #define VOIDID "void" /* void identifier */
70
71 /*
72 * Object sets begin with the number of objects and proceed with
73 * the objects in ascending order.
74 */
75
76 #define MAXSET 127 /* maximum object set size */
77
78 OBJECT *setsave();
79
80 #define setfree(os) free((char *)(os))