src/mesa/main/format_pack.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (c) 2011 VMware, Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef FORMAT_PACK_H
  27 #define FORMAT_PACK_H
  28
  29
  30 #include "formats.h"
  31
  32
  33 /** Pack a GLubyte rgba[4] color to dest address */
  34 typedef void (*gl_pack_ubyte_rgba_func)(const GLubyte src[4], void *dst);
  35
  36 /** Pack a GLfloat rgba[4] color to dest address */
  37 typedef void (*gl_pack_float_rgba_func)(const GLfloat src[4], void *dst);
  38
  39 /** Pack a GLfloat Z value to dest address */
  40 typedef void (*gl_pack_float_z_func)(const GLfloat *src, void *dst);
  41
  42 /** Pack a GLuint Z value to dest address */
  43 typedef void (*gl_pack_uint_z_func)(const GLuint *src, void *dst);
  44
  45 /** Pack a GLubyte stencil value to dest address */
  46 typedef void (*gl_pack_ubyte_stencil_func)(const GLubyte *src, void *dst);
  47
  48
  49
  50
  51 extern gl_pack_ubyte_rgba_func
  52 _mesa_get_pack_ubyte_rgba_function(gl_format format);
  53
  54
  55 extern gl_pack_float_rgba_func
  56 _mesa_get_pack_float_rgba_function(gl_format format);
  57
  58
  59 extern gl_pack_float_z_func
  60 _mesa_get_pack_float_z_func(gl_format format);
  61
  62
  63 extern gl_pack_uint_z_func
  64 _mesa_get_pack_uint_z_func(gl_format format);
  65
  66
  67 extern gl_pack_ubyte_stencil_func
  68 _mesa_get_pack_ubyte_stencil_func(gl_format format);
  69
  70
  71
  72 extern void
  73 _mesa_pack_float_rgba_row(gl_format format, GLuint n,
  74                           const GLfloat src[][4], void *dst);
  75
  76 extern void
  77 _mesa_pack_ubyte_rgba_row(gl_format format, GLuint n,
  78                           const GLubyte src[][4], void *dst);
  79
  80
  81 extern void
  82 _mesa_pack_ubyte_rgba_rect(gl_format format, GLuint width, GLuint height,
  83                            const GLubyte *src, GLint srcRowStride,
  84                            void *dst, GLint dstRowStride);
  85
  86 extern void
  87 _mesa_pack_float_z_row(gl_format format, GLuint n,
  88                        const GLfloat *src, void *dst);
  89
  90 extern void
  91 _mesa_pack_uint_z_row(gl_format format, GLuint n,
  92                       const GLuint *src, void *dst);
  93
  94 extern void
  95 _mesa_pack_ubyte_stencil_row(gl_format format, GLuint n,
  96                              const GLubyte *src, void *dst);
  97
  98 extern void
  99 _mesa_pack_uint_24_8_depth_stencil_row(gl_format format, GLuint n,
 100                                        const GLuint *src, void *dst);
 101
 102
 103 extern void
 104 _mesa_pack_colormask(gl_format format, const GLubyte colorMask[4], void *dst);
 105
 106 #endif