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/* $Id: teximage.h,v 1.1 2003-02-28 11:42:05 pj Exp $ */
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/*
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 * Mesa 3-D graphics library
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 * Version:  3.5
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 *
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 * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 */
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#ifndef TEXIMAGE_H
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#define TEXIMAGE_H
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#include "mtypes.h"
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/*** Internal functions ***/
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extern GLint
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_mesa_base_tex_format( GLcontext *ctx, GLint format );
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extern struct gl_texture_image *
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_mesa_alloc_texture_image( void );
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extern void
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_mesa_free_texture_image( struct gl_texture_image *teximage );
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extern void
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_mesa_init_teximage_fields(GLcontext *ctx, GLenum target,
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                           struct gl_texture_image *img,
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                           GLsizei width, GLsizei height, GLsizei depth,
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                           GLint border, GLenum internalFormat);
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extern void
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_mesa_set_tex_image(struct gl_texture_object *tObj,
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                    GLenum target, GLint level,
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                    struct gl_texture_image *texImage);
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extern struct gl_texture_object *
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_mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit,
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                        GLenum target);
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extern struct gl_texture_image *
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_mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_unit *texUnit,
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                       GLenum target, GLint level);
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extern GLint
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_mesa_max_texture_levels(GLcontext *ctx, GLenum target);
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/*** API entry point functions ***/
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extern void
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_mesa_TexImage1D( GLenum target, GLint level, GLint internalformat,
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                  GLsizei width, GLint border,
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                  GLenum format, GLenum type, const GLvoid *pixels );
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extern void
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_mesa_TexImage2D( GLenum target, GLint level, GLint internalformat,
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                  GLsizei width, GLsizei height, GLint border,
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                  GLenum format, GLenum type, const GLvoid *pixels );
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extern void
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_mesa_TexImage3D( GLenum target, GLint level, GLint internalformat,
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                  GLsizei width, GLsizei height, GLsizei depth, GLint border,
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                  GLenum format, GLenum type, const GLvoid *pixels );
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extern void
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_mesa_TexImage3DEXT( GLenum target, GLint level, GLenum internalformat,
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                     GLsizei width, GLsizei height, GLsizei depth,
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                     GLint border, GLenum format, GLenum type,
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                     const GLvoid *pixels );
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extern void
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_mesa_GetTexImage( GLenum target, GLint level,
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                   GLenum format, GLenum type, GLvoid *pixels );
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extern void
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_mesa_TexSubImage1D( GLenum target, GLint level, GLint xoffset,
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                     GLsizei width,
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                     GLenum format, GLenum type,
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                     const GLvoid *pixels );
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extern void
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_mesa_TexSubImage2D( GLenum target, GLint level,
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                     GLint xoffset, GLint yoffset,
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                     GLsizei width, GLsizei height,
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                     GLenum format, GLenum type,
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                     const GLvoid *pixels );
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extern void
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_mesa_TexSubImage3D( GLenum target, GLint level,
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                     GLint xoffset, GLint yoffset, GLint zoffset,
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                     GLsizei width, GLsizei height, GLsizei depth,
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                     GLenum format, GLenum type,
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                     const GLvoid *pixels );
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extern void
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_mesa_CopyTexImage1D( GLenum target, GLint level, GLenum internalformat,
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                      GLint x, GLint y, GLsizei width, GLint border );
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extern void
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_mesa_CopyTexImage2D( GLenum target, GLint level,
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                      GLenum internalformat, GLint x, GLint y,
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                      GLsizei width, GLsizei height, GLint border );
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extern void
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_mesa_CopyTexSubImage1D( GLenum target, GLint level, GLint xoffset,
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                         GLint x, GLint y, GLsizei width );
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extern void
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_mesa_CopyTexSubImage2D( GLenum target, GLint level,
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                         GLint xoffset, GLint yoffset,
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                         GLint x, GLint y, GLsizei width, GLsizei height );
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extern void
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_mesa_CopyTexSubImage3D( GLenum target, GLint level,
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                         GLint xoffset, GLint yoffset, GLint zoffset,
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                         GLint x, GLint y, GLsizei width, GLsizei height );
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extern void
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_mesa_CompressedTexImage1DARB(GLenum target, GLint level,
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                              GLenum internalformat, GLsizei width,
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                              GLint border, GLsizei imageSize,
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                              const GLvoid *data);
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extern void
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_mesa_CompressedTexImage2DARB(GLenum target, GLint level,
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                              GLenum internalformat, GLsizei width,
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                              GLsizei height, GLint border, GLsizei imageSize,
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                              const GLvoid *data);
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extern void
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_mesa_CompressedTexImage3DARB(GLenum target, GLint level,
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                              GLenum internalformat, GLsizei width,
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                              GLsizei height, GLsizei depth, GLint border,
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                              GLsizei imageSize, const GLvoid *data);
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#ifdef VMS
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#define _mesa_CompressedTexSubImage1DARB _mesa_CompressedTexSubImage1DAR
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#define _mesa_CompressedTexSubImage2DARB _mesa_CompressedTexSubImage2DAR
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#define _mesa_CompressedTexSubImage3DARB _mesa_CompressedTexSubImage3DAR
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#endif
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extern void
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_mesa_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
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                                 GLsizei width, GLenum format,
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                                 GLsizei imageSize, const GLvoid *data);
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extern void
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_mesa_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
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                                 GLint yoffset, GLsizei width, GLsizei height,
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                                 GLenum format, GLsizei imageSize,
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                                 const GLvoid *data);
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extern void
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_mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
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                                 GLint yoffset, GLint zoffset, GLsizei width,
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                                 GLsizei height, GLsizei depth, GLenum format,
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                                 GLsizei imageSize, const GLvoid *data);
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extern void
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_mesa_GetCompressedTexImageARB(GLenum target, GLint lod, GLvoid *img);
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#endif