1 /*
2  * Mesa 3-D graphics library
3  * Version:  7.5
4  *
5  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
6  * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included
16  * in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 
27 #ifndef LIGHT_H
28 #define LIGHT_H
29 
30 
31 #include "glheader.h"
32 #include "mfeatures.h"
33 
34 struct gl_context;
35 struct gl_light;
36 struct gl_material;
37 
38 extern void GLAPIENTRY
39 _mesa_ShadeModel( GLenum mode );
40 
41 extern void GLAPIENTRY
42 _mesa_ProvokingVertexEXT(GLenum mode);
43 
44 
45 #if _HAVE_FULL_GL
46 extern void GLAPIENTRY
47 _mesa_ColorMaterial( GLenum face, GLenum mode );
48 
49 extern void GLAPIENTRY
50 _mesa_Lightf( GLenum light, GLenum pname, GLfloat param );
51 
52 extern void GLAPIENTRY
53 _mesa_Lightfv( GLenum light, GLenum pname, const GLfloat *params );
54 
55 extern void GLAPIENTRY
56 _mesa_Lightiv( GLenum light, GLenum pname, const GLint *params );
57 
58 extern void GLAPIENTRY
59 _mesa_Lighti( GLenum light, GLenum pname, GLint param );
60 
61 extern void GLAPIENTRY
62 _mesa_LightModelf( GLenum pname, GLfloat param );
63 
64 extern void GLAPIENTRY
65 _mesa_LightModelfv( GLenum pname, const GLfloat *params );
66 
67 extern void GLAPIENTRY
68 _mesa_LightModeli( GLenum pname, GLint param );
69 
70 extern void GLAPIENTRY
71 _mesa_LightModeliv( GLenum pname, const GLint *params );
72 
73 extern void GLAPIENTRY
74 _mesa_GetLightfv( GLenum light, GLenum pname, GLfloat *params );
75 
76 extern void GLAPIENTRY
77 _mesa_GetLightiv( GLenum light, GLenum pname, GLint *params );
78 
79 extern void GLAPIENTRY
80 _mesa_GetMaterialfv( GLenum face, GLenum pname, GLfloat *params );
81 
82 extern void GLAPIENTRY
83 _mesa_GetMaterialiv( GLenum face, GLenum pname, GLint *params );
84 
85 
86 extern void
87 _mesa_light(struct gl_context *ctx, GLuint lnum, GLenum pname, const GLfloat *params);
88 
89 
90 extern GLuint _mesa_material_bitmask( struct gl_context *ctx,
91                                       GLenum face, GLenum pname,
92                                       GLuint legal,
93                                       const char * );
94 
95 extern void _mesa_update_lighting( struct gl_context *ctx );
96 
97 extern void _mesa_update_tnl_spaces( struct gl_context *ctx, GLuint new_state );
98 
99 extern void _mesa_update_material( struct gl_context *ctx,
100                                    GLuint bitmask );
101 
102 extern void _mesa_update_color_material( struct gl_context *ctx,
103                                          const GLfloat rgba[4] );
104 
105 extern void _mesa_init_lighting( struct gl_context *ctx );
106 
107 extern void _mesa_free_lighting_data( struct gl_context *ctx );
108 
109 extern void _mesa_allow_light_in_model( struct gl_context *ctx, GLboolean flag );
110 
111 #else
112 #define _mesa_update_color_material( c, r ) ((void)0)
113 #define _mesa_material_bitmask( c, f, p, l, s ) 0
114 #define _mesa_init_lighting( c ) ((void)0)
115 #define _mesa_free_lighting_data( c ) ((void)0)
116 #define _mesa_update_lighting( c ) ((void)0)
117 #define _mesa_update_tnl_spaces( c, n ) ((void)0)
118 #define GET_SHINE_TAB_ENTRY( table, dp, result )  ((result)=0)
119 #endif
120 
121 #endif
122