src/mesa/main/pixel.h

   1 /* $Id: pixel.h,v 1.3 1999/11/11 01:22:27 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.3
   6  *
   7  * Copyright (C) 1999  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 PIXEL_H
  29 #define PIXEL_H
  30
  31
  32 #include "types.h"
  33
  34
  35 /*
  36  * API functions
  37  */
  38
  39
  40 extern void
  41 _mesa_GetPixelMapfv( GLenum map, GLfloat *values );
  42
  43 extern void
  44 _mesa_GetPixelMapuiv( GLenum map, GLuint *values );
  45
  46 extern void
  47 _mesa_GetPixelMapusv( GLenum map, GLushort *values );
  48
  49 extern void
  50 _mesa_PixelMapfv( GLenum map, GLint mapsize, const GLfloat *values );
  51
  52 extern void
  53 _mesa_PixelMapuiv(GLenum map, GLint mapsize, const GLuint *values );
  54
  55 extern void
  56 _mesa_PixelMapusv(GLenum map, GLint mapsize, const GLushort *values );
  57
  58 extern void
  59 _mesa_PixelStoref( GLenum pname, GLfloat param );
  60
  61 extern void
  62 _mesa_PixelStorei( GLenum pname, GLint param );
  63
  64 extern void
  65 _mesa_PixelTransferf( GLenum pname, GLfloat param );
  66
  67 extern void
  68 _mesa_PixelTransferi( GLenum pname, GLint param );
  69
  70 extern void
  71 _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor );
  72
  73
  74
  75 /*
  76  * Pixel processing functions
  77  */
  78
  79 extern void gl_scale_and_bias_color( const GLcontext *ctx, GLuint n,
  80                                      GLfloat red[], GLfloat green[],
  81                                      GLfloat blue[], GLfloat alpha[] );
  82
  83
  84 extern void gl_scale_and_bias_rgba( const GLcontext *ctx, GLuint n,
  85                                     GLubyte rgba[][4] );
  86
  87
  88 extern void gl_scale_and_bias_rgba_float( const GLcontext *ctx, GLuint n,
  89                                           GLfloat rgba[][4] );
  90
  91
  92 extern void gl_map_rgba( const GLcontext *ctx, GLuint n, GLubyte rgba[][4] );
  93
  94
  95 extern void gl_map_rgba_float( const GLcontext *ctx, GLuint n,
  96                                GLfloat rgba[][4] );
  97
  98
  99 extern void gl_map_color( const GLcontext *ctx, GLuint n,
 100                           GLfloat red[], GLfloat green[],
 101                           GLfloat blue[], GLfloat alpha[] );
 102
 103
 104 extern void gl_shift_and_offset_ci( const GLcontext *ctx, GLuint n,
 105                                     GLuint indexes[] );
 106
 107
 108 extern void gl_map_ci( const GLcontext *ctx, GLuint n, GLuint index[] );
 109
 110
 111 extern void gl_map_ci_to_rgba( const GLcontext *ctx,
 112                                GLuint n, const GLuint index[],
 113                                GLubyte rgba[][4] );
 114
 115
 116 extern void gl_map_ci_to_rgba_float( const GLcontext *ctx,
 117                                      GLuint n, const GLuint index[],
 118                                      GLfloat rgba[][4] );
 119
 120
 121 extern void gl_map_ci8_to_rgba( const GLcontext *ctx,
 122                                 GLuint n, const GLubyte index[],
 123                                 GLubyte rgba[][4] );
 124
 125
 126 extern void gl_map_ci_to_color( const GLcontext *ctx,
 127                                 GLuint n, const GLuint index[],
 128                                 GLfloat r[], GLfloat g[],
 129                                 GLfloat b[], GLfloat a[] );
 130
 131
 132 extern void gl_shift_and_offset_stencil( const GLcontext *ctx, GLuint n,
 133                                          GLstencil indexes[] );
 134
 135
 136 extern void gl_map_stencil( const GLcontext *ctx, GLuint n, GLstencil index[] );
 137
 138
 139 #endif