src/mesa/main/light.h

   1 /* $Id: light.h,v 1.3 2000/06/26 23:37:46 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.3
   6  *
   7  * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27
  28 #ifndef LIGHT_H
  29 #define LIGHT_H
  30
  31
  32 #include "types.h"
  33
  34 struct gl_shine_tab {
  35    struct gl_shine_tab *next, *prev;
  36    GLfloat tab[SHINE_TABLE_SIZE+1];
  37    GLfloat shininess;
  38    GLuint refcount;
  39 };
  40
  41
  42 extern void
  43 _mesa_ShadeModel( GLenum mode );
  44
  45 extern void
  46 _mesa_ColorMaterial( GLenum face, GLenum mode );
  47
  48 extern void
  49 _mesa_Lightf( GLenum light, GLenum pname, GLfloat param );
  50
  51 extern void
  52 _mesa_Lightfv( GLenum light, GLenum pname, const GLfloat *params );
  53
  54 extern void
  55 _mesa_Lightiv( GLenum light, GLenum pname, const GLint *params );
  56
  57 extern void
  58 _mesa_Lighti( GLenum light, GLenum pname, GLint param );
  59
  60 extern void
  61 _mesa_LightModelf( GLenum pname, GLfloat param );
  62
  63 extern void
  64 _mesa_LightModelfv( GLenum pname, const GLfloat *params );
  65
  66 extern void
  67 _mesa_LightModeli( GLenum pname, GLint param );
  68
  69 extern void
  70 _mesa_LightModeliv( GLenum pname, const GLint *params );
  71
  72 extern void
  73 _mesa_Materialf( GLenum face, GLenum pname, GLfloat param );
  74
  75 extern void
  76 _mesa_Materialfv( GLenum face, GLenum pname, const GLfloat *params );
  77
  78 extern void
  79 _mesa_Materiali( GLenum face, GLenum pname, GLint param );
  80
  81 extern void
  82 _mesa_Materialiv( GLenum face, GLenum pname, const GLint *params );
  83
  84 extern void
  85 _mesa_GetLightfv( GLenum light, GLenum pname, GLfloat *params );
  86
  87 extern void
  88 _mesa_GetLightiv( GLenum light, GLenum pname, GLint *params );
  89
  90 extern void
  91 _mesa_GetMaterialfv( GLenum face, GLenum pname, GLfloat *params );
  92
  93 extern void
  94 _mesa_GetMaterialiv( GLenum face, GLenum pname, GLint *params );
  95
  96
  97
  98 extern GLuint gl_material_bitmask( GLcontext *ctx,
  99                                    GLenum face, GLenum pname,
 100                                    GLuint legal,
 101                                    const char * );
 102
 103 extern void gl_set_material( GLcontext *ctx, GLuint bitmask,
 104                              const GLfloat *params);
 105
 106 extern void gl_compute_spot_exp_table( struct gl_light *l );
 107
 108 extern void gl_compute_shine_table( GLcontext *ctx, GLuint i,
 109                                     GLfloat shininess );
 110
 111 extern void gl_update_lighting( GLcontext *ctx );
 112
 113 extern void gl_compute_light_positions( GLcontext *ctx );
 114
 115 extern void gl_update_normal_transform( GLcontext *ctx );
 116
 117 extern void gl_update_material( GLcontext *ctx,
 118                                 const struct gl_material src[2],
 119                                 GLuint bitmask );
 120
 121 extern void gl_update_color_material( GLcontext *ctx, const GLubyte rgba[4] );
 122
 123
 124 #endif
 125