src/mesa/main/teximage.h

   1 /**
   2  * \file teximage.h
   3  * Texture images manipulation functions.
   4  */
   5
   6 /*
   7  * Mesa 3-D graphics library
   8  * Version:  6.5
   9  *
  10  * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
  11  *
  12  * Permission is hereby granted, free of charge, to any person obtaining a
  13  * copy of this software and associated documentation files (the "Software"),
  14  * to deal in the Software without restriction, including without limitation
  15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16  * and/or sell copies of the Software, and to permit persons to whom the
  17  * Software is furnished to do so, subject to the following conditions:
  18  *
  19  * The above copyright notice and this permission notice shall be included
  20  * in all copies or substantial portions of the Software.
  21  *
  22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  23  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  25  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  26  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  27  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28  */
  29
  30
  31 #ifndef TEXIMAGE_H
  32 #define TEXIMAGE_H
  33
  34
  35 #include "mtypes.h"
  36
  37
  38 extern void *
  39 _mesa_alloc_texmemory(GLsizei bytes);
  40
  41 extern void
  42 _mesa_free_texmemory(void *m);
  43
  44
  45 /** \name Internal functions */
  46 /*@{*/
  47
  48 extern GLint
  49 _mesa_base_tex_format( GLcontext *ctx, GLint internalFormat );
  50
  51
  52 extern GLboolean
  53 _mesa_is_proxy_texture(GLenum target);
  54
  55
  56 extern struct gl_texture_image *
  57 _mesa_new_texture_image( GLcontext *ctx );
  58
  59
  60 extern void
  61 _mesa_delete_texture_image( GLcontext *ctx, struct gl_texture_image *teximage );
  62
  63 extern void
  64 _mesa_free_texture_image_data( GLcontext *ctx,
  65                                struct gl_texture_image *texImage );
  66
  67
  68 extern void
  69 _mesa_init_teximage_fields(GLcontext *ctx, GLenum target,
  70                            struct gl_texture_image *img,
  71                            GLsizei width, GLsizei height, GLsizei depth,
  72                            GLint border, GLenum internalFormat);
  73
  74
  75 extern void
  76 _mesa_set_tex_image(struct gl_texture_object *tObj,
  77                     GLenum target, GLint level,
  78                     struct gl_texture_image *texImage);
  79
  80
  81 extern struct gl_texture_object *
  82 _mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit,
  83                         GLenum target);
  84
  85
  86 extern struct gl_texture_image *
  87 _mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_unit *texUnit,
  88                        GLenum target, GLint level);
  89
  90
  91 extern struct gl_texture_image *
  92 _mesa_get_tex_image(GLcontext *ctx, const struct gl_texture_unit *texUnit,
  93                     GLenum target, GLint level);
  94
  95
  96 extern struct gl_texture_image *
  97 _mesa_get_proxy_tex_image(GLcontext *ctx, GLenum target, GLint level);
  98
  99
 100 extern GLint
 101 _mesa_max_texture_levels(GLcontext *ctx, GLenum target);
 102
 103
 104 extern GLboolean
 105 _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
 106                          GLint internalFormat, GLenum format, GLenum type,
 107                          GLint width, GLint height, GLint depth, GLint border);
 108
 109 /*@}*/
 110
 111
 112 /** \name API entry point functions */
 113 /*@{*/
 114
 115 extern void GLAPIENTRY
 116 _mesa_TexImage1D( GLenum target, GLint level, GLint internalformat,
 117                   GLsizei width, GLint border,
 118                   GLenum format, GLenum type, const GLvoid *pixels );
 119
 120
 121 extern void GLAPIENTRY
 122 _mesa_TexImage2D( GLenum target, GLint level, GLint internalformat,
 123                   GLsizei width, GLsizei height, GLint border,
 124                   GLenum format, GLenum type, const GLvoid *pixels );
 125
 126
 127 extern void GLAPIENTRY
 128 _mesa_TexImage3D( GLenum target, GLint level, GLint internalformat,
 129                   GLsizei width, GLsizei height, GLsizei depth, GLint border,
 130                   GLenum format, GLenum type, const GLvoid *pixels );
 131
 132
 133 extern void GLAPIENTRY
 134 _mesa_TexImage3DEXT( GLenum target, GLint level, GLenum internalformat,
 135                      GLsizei width, GLsizei height, GLsizei depth,
 136                      GLint border, GLenum format, GLenum type,
 137                      const GLvoid *pixels );
 138
 139
 140 extern void GLAPIENTRY
 141 _mesa_GetTexImage( GLenum target, GLint level,
 142                    GLenum format, GLenum type, GLvoid *pixels );
 143
 144
 145 extern void GLAPIENTRY
 146 _mesa_TexSubImage1D( GLenum target, GLint level, GLint xoffset,
 147                      GLsizei width,
 148                      GLenum format, GLenum type,
 149                      const GLvoid *pixels );
 150
 151
 152 extern void GLAPIENTRY
 153 _mesa_TexSubImage2D( GLenum target, GLint level,
 154                      GLint xoffset, GLint yoffset,
 155                      GLsizei width, GLsizei height,
 156                      GLenum format, GLenum type,
 157                      const GLvoid *pixels );
 158
 159
 160 extern void GLAPIENTRY
 161 _mesa_TexSubImage3D( GLenum target, GLint level,
 162                      GLint xoffset, GLint yoffset, GLint zoffset,
 163                      GLsizei width, GLsizei height, GLsizei depth,
 164                      GLenum format, GLenum type,
 165                      const GLvoid *pixels );
 166
 167
 168 extern void GLAPIENTRY
 169 _mesa_CopyTexImage1D( GLenum target, GLint level, GLenum internalformat,
 170                       GLint x, GLint y, GLsizei width, GLint border );
 171
 172
 173 extern void GLAPIENTRY
 174 _mesa_CopyTexImage2D( GLenum target, GLint level,
 175                       GLenum internalformat, GLint x, GLint y,
 176                       GLsizei width, GLsizei height, GLint border );
 177
 178
 179 extern void GLAPIENTRY
 180 _mesa_CopyTexSubImage1D( GLenum target, GLint level, GLint xoffset,
 181                          GLint x, GLint y, GLsizei width );
 182
 183
 184 extern void GLAPIENTRY
 185 _mesa_CopyTexSubImage2D( GLenum target, GLint level,
 186                          GLint xoffset, GLint yoffset,
 187                          GLint x, GLint y, GLsizei width, GLsizei height );
 188
 189
 190 extern void GLAPIENTRY
 191 _mesa_CopyTexSubImage3D( GLenum target, GLint level,
 192                          GLint xoffset, GLint yoffset, GLint zoffset,
 193                          GLint x, GLint y, GLsizei width, GLsizei height );
 194
 195
 196
 197 extern void GLAPIENTRY
 198 _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
 199                               GLenum internalformat, GLsizei width,
 200                               GLint border, GLsizei imageSize,
 201                               const GLvoid *data);
 202
 203 extern void GLAPIENTRY
 204 _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
 205                               GLenum internalformat, GLsizei width,
 206                               GLsizei height, GLint border, GLsizei imageSize,
 207                               const GLvoid *data);
 208
 209 extern void GLAPIENTRY
 210 _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
 211                               GLenum internalformat, GLsizei width,
 212                               GLsizei height, GLsizei depth, GLint border,
 213                               GLsizei imageSize, const GLvoid *data);
 214
 215 #ifdef VMS
 216 #define _mesa_CompressedTexSubImage1DARB _mesa_CompressedTexSubImage1DAR
 217 #define _mesa_CompressedTexSubImage2DARB _mesa_CompressedTexSubImage2DAR
 218 #define _mesa_CompressedTexSubImage3DARB _mesa_CompressedTexSubImage3DAR
 219 #endif
 220 extern void GLAPIENTRY
 221 _mesa_CompressedTexSubImage1DARB(GLenum target, GLint level, GLint xoffset,
 222                                  GLsizei width, GLenum format,
 223                                  GLsizei imageSize, const GLvoid *data);
 224
 225 extern void GLAPIENTRY
 226 _mesa_CompressedTexSubImage2DARB(GLenum target, GLint level, GLint xoffset,
 227                                  GLint yoffset, GLsizei width, GLsizei height,
 228                                  GLenum format, GLsizei imageSize,
 229                                  const GLvoid *data);
 230
 231 extern void GLAPIENTRY
 232 _mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
 233                                  GLint yoffset, GLint zoffset, GLsizei width,
 234                                  GLsizei height, GLsizei depth, GLenum format,
 235                                  GLsizei imageSize, const GLvoid *data);
 236
 237 extern void GLAPIENTRY
 238 _mesa_GetCompressedTexImageARB(GLenum target, GLint lod, GLvoid *img);
 239
 240 /*@}*/
 241
 242 #endif