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  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
  107.