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root/radiance/ray/src/common/radogl.h
Revision: 3.11
Committed: Tue Sep 16 06:31:48 2003 UTC (20 years, 6 months ago) by greg
Content type: text/plain
Branch: MAIN
CVS Tags: rad3R7P2, rad3R7P1, rad4R1, rad4R0, rad3R6, rad3R6P1, rad3R8, rad3R9
Changes since 3.10: +2 -2 lines
Log Message:
Fixed prototype for freemtl() to match function pointer in lookup.h

File Contents

# Content
1 /* RCSid $Id: radogl.h,v 3.10 2003/07/14 22:23:59 schorsch Exp $ */
2 /*
3 * Header file for Radiance - OpenGL routines.
4 */
5 #ifndef _RAD_RADOGL_H_
6 #define _RAD_RADOGL_H_
7
8 #include "standard.h"
9 #include <GL/glu.h>
10 #include "color.h"
11 #include "object.h"
12 #include "otypes.h"
13 #include "lookup.h"
14
15 #ifdef __cplusplus
16 extern "C" {
17 #endif
18
19 #define MAXLIGHTS 8 /* number of OGL light sources */
20
21 #define MAXSPECEXP 128. /* maximum allowed specular exponent */
22 #define UNKSPECEXP 25. /* value to use when exponent unknown */
23
24 typedef struct {
25 short type; /* material type (from otypes.h) */
26 short nlinks; /* number of links to this material */
27 union {
28 struct {
29 COLOR ambdiff; /* ambient and diffuse color */
30 COLOR specular; /* specular color */
31 GLfloat specexp; /* specular exponent */
32 } m; /* regular material */
33 struct {
34 COLOR emission; /* emitting component */
35 GLfloat spotdir[3]; /* spot direction */
36 GLfloat spotang; /* spot cutoff angle */
37 } l; /* light source */
38 } u; /* union of types */
39 } MATREC; /* OGL material properties */
40
41 extern double expval; /* global exposure value */
42 extern COLOR ambval; /* global ambient value */
43 extern int glightid[MAXLIGHTS]; /* OpenGL GL_LIGHTi values */
44 extern int dolights; /* are we outputting light sources? */
45 extern int domats; /* are we doing materials? */
46
47 extern LUTAB mtab; /* material/modifier lookup table */
48
49 #define issrcmat(m) ((m) != NULL && islight((m)->type) && \
50 (m)->type != MAT_GLOW)
51
52 /* defined in rgldomat.c */
53 extern void domatobj(MATREC *mp, FVECT cent);
54 extern void domatvert(MATREC *mp, FVECT v, FVECT n);
55 /* defined in rglfile.c */
56 extern int newglist(void);
57 extern void rgl_checkerr(char *where);
58 extern int rgl_filelist(int ic, char **inp, int *nl);
59 extern int rgl_octlist(char *fname, FVECT cent, RREAL *radp, int *nl);
60 extern void rgl_load(char *inpspec);
61 extern void rgl_object(char *name, FILE *fp);
62 /* defined in rglinst.c */
63 extern int o_instance(OBJREC *o);
64 extern int loadoctrees(void);
65 extern double checkoct(char *fname, FVECT cent);
66 extern int loadoct(char *fname);
67 /* defined in rglmat.c */
68 extern void rgl_matclear(void);
69 extern MATREC *getmatp(char *nam);
70 extern int o_default(OBJREC *o);
71 extern int o_unsupported(OBJREC *o);
72 extern MATREC *newmaterial(char *nam);
73 extern void freemtl(void *p);
74 extern int m_normal(OBJREC *o);
75 extern int m_aniso(OBJREC *o);
76 extern int m_glass(OBJREC *o);
77 extern int m_brdf(OBJREC *o);
78 extern int m_brdf2(OBJREC *o);
79 extern int m_light(OBJREC *o);
80 extern int m_mirror(OBJREC *o);
81 extern int m_prism(OBJREC *o);
82 /* defined in rglsrc.c */
83 extern void lightinit(void);
84 extern void lightclean(void);
85 extern void lightdefs(void);
86 extern int o_source(OBJREC *o);
87 extern int doflatsrc(MATREC *m, FVECT pos, FVECT norm, double area);
88 extern int dosphsrc(MATREC *m, FVECT pos, double area);
89 /* defined in rglsurf.c */
90 extern void setmaterial(MATREC *mp, FVECT cent, int ispoly);
91 extern double polyarea(FVECT cent, FVECT norm, int n, FVECT v[]);
92 extern int o_face(OBJREC *o);
93 extern void surfclean(void);
94 extern int o_sphere(OBJREC *o);
95 extern int o_cone(OBJREC *o);
96 extern int o_ring(OBJREC *o);
97
98
99 #ifdef __cplusplus
100 }
101 #endif
102 #endif /* _RAD_RADOGL_H_ */
103