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root/radiance/ray/src/rt/func.h
Revision: 2.7
Committed: Tue Mar 30 16:13:01 2004 UTC (20 years ago) by schorsch
Content type: text/plain
Branch: MAIN
CVS Tags: rad3R7P2, rad3R7P1, rad4R0, rad3R6, rad3R6P1, rad3R8, rad3R9
Changes since 2.6: +11 -2 lines
Log Message:
Continued ANSIfication. There are only bits and pieces left now.

File Contents

# Content
1 /* RCSid $Id: func.h,v 2.6 2003/07/14 22:24:00 schorsch Exp $ */
2 /*
3 * Header file for modifiers using function files.
4 *
5 * Include after ray.h
6 */
7 #ifndef _RAD_FUNC_H_
8 #define _RAD_FUNC_H_
9
10 #include "ray.h"
11 #include "object.h"
12 #include "calcomp.h"
13
14 #ifdef __cplusplus
15 extern "C" {
16 #endif
17
18 #define MAXEXPR 9 /* maximum expressions in modifier */
19
20 typedef struct {
21 EPNODE *ep[MAXEXPR+1]; /* NULL-terminated expression list */
22 char *ctx; /* context (from file name) */
23 XF *f, *b; /* forward and backward transforms */
24 } MFUNC; /* material function */
25
26 extern XF unitxf; /* identity transform */
27 extern XF funcxf; /* current transform */
28
29
30 extern MFUNC *getfunc(OBJREC *m, int ff, unsigned int ef, int dofwd);
31 extern void freefunc(OBJREC *m);
32 extern int setfunc(OBJREC *m, RAY *r);
33 extern void loadfunc(char *fname);
34
35 /* defined in noise3.c */
36 extern void setnoisefuncs(void);
37
38 /* defined in fprism.c */
39 extern void setprismfuncs(void);
40
41
42
43 #ifdef __cplusplus
44 }
45 #endif
46 #endif /* _RAD_FUNC_H_ */
47