2 * GLX Hardware Device Driver for Intel i810
3 * Copyright (C) 1999 Keith Whitwell
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included
13 * in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
21 * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 #include "i810context.h"
33 #include "i810_3d_reg.h"
36 #define I810_TEX_MAXLEVELS 11
38 /* For shared texture space managment, these texture objects may also
39 * be used as proxies for regions of texture memory containing other
40 * client's textures. Such proxy textures (not to be confused with GL
41 * proxy textures) are subject to the same LRU aging we use for our
42 * own private textures, and thus we have a mechanism where we can
43 * fairly decide between kicking out our own textures and those of
46 * Non-local texture objects have a valid MemBlock to describe the
47 * region managed by the other client, and can be identified by
50 struct i810_texture_object_t
{
51 driTextureObject base
;
61 const struct gl_texture_image
*image
;
62 int offset
; /* into BufAddr */
65 } image
[I810_TEX_MAXLEVELS
];
67 GLuint Setup
[I810_TEX_SETUP_SIZE
];
72 void i810UpdateTextureState( GLcontext
*ctx
);
73 void i810InitTextureFuncs( struct dd_function_table
*functions
);
75 void i810DestroyTexObj( i810ContextPtr imesa
, i810TextureObjectPtr t
);
76 int i810UploadTexImagesLocked( i810ContextPtr imesa
, i810TextureObjectPtr t
);