src/mesa/main/format_unpack.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 #ifndef FORMAT_UNPACK_H
  26 #define FORMAT_UNPACK_H
  27
  28 extern GLfloat
  29 _mesa_nonlinear_to_linear(GLubyte cs8);
  30
  31 extern void
  32 _mesa_unpack_rgba_row(mesa_format format, GLuint n,
  33                       const void *src, GLfloat dst[][4]);
  34
  35 extern void
  36 _mesa_unpack_ubyte_rgba_row(mesa_format format, GLuint n,
  37                             const void *src, GLubyte dst[][4]);
  38
  39 void
  40 _mesa_unpack_uint_rgba_row(mesa_format format, GLuint n,
  41                            const void *src, GLuint dst[][4]);
  42
  43 extern void
  44 _mesa_unpack_rgba_block(mesa_format format,
  45                         const void *src, GLint srcRowStride,
  46                         GLfloat dst[][4], GLint dstRowStride,
  47                         GLuint x, GLuint y, GLuint width, GLuint height);
  48
  49 extern void
  50 _mesa_unpack_float_z_row(mesa_format format, GLuint n,
  51                          const void *src, GLfloat *dst);
  52
  53
  54 void
  55 _mesa_unpack_uint_z_row(mesa_format format, GLuint n,
  56                         const void *src, GLuint *dst);
  57
  58 void
  59 _mesa_unpack_ubyte_stencil_row(mesa_format format, GLuint n,
  60                                const void *src, GLubyte *dst);
  61
  62 void
  63 _mesa_unpack_uint_24_8_depth_stencil_row(mesa_format format, GLuint n,
  64                                          const void *src, GLuint *dst);
  65
  66 void
  67 _mesa_unpack_depth_stencil_row(mesa_format format, GLuint n,
  68                               const void *src, GLenum type,
  69                               GLuint *dst);
  70 #endif /* FORMAT_UNPACK_H */