src/mesa/main/pixel.h

   1 /* $Id: pixel.h,v 1.7 2000/11/22 07:32:17 joukj Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.5
   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 PIXEL_H
  29 #define PIXEL_H
  30
  31
  32 #include "mtypes.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
  80 _mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
  81
  82
  83 extern void
  84 _mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
  85
  86
  87 extern void
  88 _mesa_transform_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
  89
  90
  91 extern void
  92 _mesa_lookup_rgba(const struct gl_color_table *table,
  93                   GLuint n, GLfloat rgba[][4]);
  94
  95
  96 extern void
  97 _mesa_shift_and_offset_ci(const GLcontext *ctx, GLuint n,
  98                           GLuint indexes[]);
  99
 100
 101 extern void
 102 _mesa_map_ci(const GLcontext *ctx, GLuint n, GLuint index[]);
 103
 104
 105 extern void
 106 _mesa_map_ci_to_rgba_chan(const GLcontext *ctx,
 107                           GLuint n, const GLuint index[],
 108                           GLchan rgba[][4]);
 109
 110
 111 extern void
 112 _mesa_map_ci_to_rgba(const GLcontext *ctx,
 113                      GLuint n, const GLuint index[], GLfloat rgba[][4]);
 114
 115
 116 extern void
 117 _mesa_map_ci8_to_rgba(const GLcontext *ctx,
 118                       GLuint n, const GLubyte index[],
 119                       GLchan rgba[][4]);
 120
 121
 122 extern void
 123 _mesa_shift_and_offset_stencil(const GLcontext *ctx, GLuint n,
 124                                GLstencil indexes[]);
 125
 126
 127 extern void
 128 _mesa_map_stencil(const GLcontext *ctx, GLuint n, GLstencil index[]);
 129
 130
 131 #endif