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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#ifndef ST_FORMAT_H
#define ST_FORMAT_H
struct pipe_format_info
{
enum pipe_format format;
GLenum base_format;
GLenum datatype;
GLubyte red_bits;
GLubyte green_bits;
GLubyte blue_bits;
GLubyte alpha_bits;
GLubyte luminance_bits;
GLubyte intensity_bits;
GLubyte depth_bits;
GLubyte stencil_bits;
GLubyte size; /**< in bytes */
};
GLboolean
st_get_format_info(enum pipe_format format, struct pipe_format_info *pinfo);
extern GLuint
st_sizeof_format(enum pipe_format format);
extern GLenum
st_format_datatype(enum pipe_format format);
extern enum pipe_format
st_mesa_format_to_pipe_format(GLuint mesaFormat);
extern enum pipe_format
st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
enum pipe_texture_target target, unsigned tex_usage);
extern enum pipe_format
st_choose_renderbuffer_format(struct pipe_screen *screen,
GLenum internalFormat);
extern const struct gl_texture_format *
st_ChooseTextureFormat(GLcontext * ctx, GLint internalFormat,
GLenum format, GLenum type);
extern GLboolean
st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type);
#endif /* ST_CB_TEXIMAGE_H */
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