src/mesa/state_tracker/st_format.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 VMware, Inc.
   4  * Copyright (c) 2010 VMware, Inc.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * 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
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29
  30 #ifndef ST_FORMAT_H
  31 #define ST_FORMAT_H
  32
  33 #include "main/formats.h"
  34 #include "main/glheader.h"
  35
  36 #include "pipe/p_format.h"
  37
  38 #ifdef __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 struct gl_context;
  43 struct pipe_screen;
  44
  45
  46 extern enum pipe_format
  47 st_mesa_format_to_pipe_format(const struct st_context *st, mesa_format mesaFormat);
  48
  49 extern mesa_format
  50 st_pipe_format_to_mesa_format(enum pipe_format pipeFormat);
  51
  52
  53 extern enum pipe_format
  54 st_choose_format(struct st_context *st, GLenum internalFormat,
  55                  GLenum format, GLenum type,
  56                  enum pipe_texture_target target, unsigned sample_count,
  57                  unsigned bindings, boolean allow_dxt);
  58
  59 extern enum pipe_format
  60 st_choose_renderbuffer_format(struct st_context *st,
  61                               GLenum internalFormat, unsigned sample_count);
  62
  63 extern enum pipe_format
  64 st_choose_matching_format(struct st_context *st, unsigned bind,
  65                           GLenum format, GLenum type, GLboolean swapBytes);
  66
  67 extern mesa_format
  68 st_ChooseTextureFormat(struct gl_context * ctx, GLenum target,
  69                        GLint internalFormat,
  70                        GLenum format, GLenum type);
  71
  72 void
  73 st_QueryInternalFormat(struct gl_context *ctx, GLenum target,
  74                        GLenum internalFormat, GLenum pname, GLint *params);
  75
  76 extern void
  77 st_translate_color(const union gl_color_union *colorIn,
  78                    union pipe_color_union *colorOut,
  79                    GLenum baseFormat, GLboolean is_integer);
  80
  81 #ifdef __cplusplus
  82 }
  83 #endif
  84
  85 #endif /* ST_FORMAT_H */