src/mesa/drivers/dri/tdfx/tdfx_tex.h

   1 /* -*- mode: c; c-basic-offset: 3 -*-
   2  *
   3  * Copyright 2000 VA Linux Systems Inc., Fremont, California.
   4  *
   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 "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the next
  15  * paragraph) shall be included in all copies or substantial portions of the
  16  * Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  21  * VA LINUX SYSTEMS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  23  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  24  * SOFTWARE.
  25  */
  26
  27 /*
  28  * Original rewrite:
  29  *      Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000
  30  *
  31  * Authors:
  32  *      Gareth Hughes <gareth@valinux.com>
  33  *      Brian Paul <brianp@valinux.com>
  34  *
  35  */
  36
  37 #ifndef _TDFX_TEX_H_
  38 #define _TDFX_TEX_H_
  39
  40
  41 #define tdfxDDIsCompressedFormatMacro(internalFormat) \
  42     (((internalFormat) == GL_COMPRESSED_RGB_FXT1_3DFX) || \
  43      ((internalFormat) == GL_COMPRESSED_RGBA_FXT1_3DFX))
  44 #define tdfxDDIsCompressedGlideFormatMacro(internalFormat) \
  45     ((internalFormat) == GR_TEXFMT_ARGB_CMP_FXT1)
  46
  47
  48
  49 extern void
  50 tdfxTexValidate(GLcontext * ctx, struct gl_texture_object *tObj);
  51
  52
  53 #if 000 /* DEAD? */
  54 extern void
  55 fxDDTexUseGlobalPalette(GLcontext * ctx, GLboolean state);
  56 #endif
  57
  58 extern GLboolean
  59 tdfxTestProxyTexImage(GLcontext *ctx, GLenum target,
  60                         GLint level, GLint internalFormat,
  61                         GLenum format, GLenum type,
  62                         GLint width, GLint height,
  63                         GLint depth, GLint border);
  64
  65 extern GLvoid *
  66 tdfxDDGetTexImage(GLcontext * ctx, GLenum target, GLint level,
  67                   const struct gl_texture_object *texObj,
  68                   GLenum * formatOut, GLenum * typeOut,
  69                   GLboolean * freeImageOut);
  70
  71 extern void
  72 tdfxDDGetCompressedTexImage( GLcontext *ctx, GLenum target,
  73                              GLint lod, void *image,
  74                              const struct gl_texture_object *texObj,
  75                              struct gl_texture_image *texImage );
  76
  77 extern GLint
  78 tdfxSpecificCompressedTexFormat(GLcontext *ctx,
  79                                   GLint internalFormat,
  80                                   GLint numDimensions);
  81
  82 extern GLint
  83 tdfxBaseCompressedTexFormat(GLcontext *ctx,
  84                               GLint internalFormat);
  85
  86 extern GLboolean
  87 tdfxDDIsCompressedFormat(GLcontext *ctx, GLint internalFormat);
  88
  89 extern GLsizei
  90 tdfxDDCompressedImageSize(GLcontext *ctx,
  91                           GLenum intFormat,
  92                           GLuint numDimensions,
  93                           GLuint width,
  94                           GLuint height,
  95                           GLuint depth);
  96
  97
  98 extern void
  99 tdfxInitTextureFuncs( struct dd_function_table *functions );
 100
 101 #endif