1 /**************************************************************************
2  *
3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #ifndef U_GENMIPMAP_H
29 #define U_GENMIPMAP_H
30 
31 #include "pipe/p_state.h"
32 
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 
39 struct pipe_context;
40 struct pipe_resource;
41 struct cso_context;
42 
43 struct gen_mipmap_state;
44 
45 
46 extern struct gen_mipmap_state *
47 util_create_gen_mipmap(struct pipe_context *pipe, struct cso_context *cso);
48 
49 
50 extern void
51 util_destroy_gen_mipmap(struct gen_mipmap_state *ctx);
52 
53 
54 extern void
55 util_gen_mipmap(struct gen_mipmap_state *ctx,
56                 struct pipe_sampler_view *psv,
57                 uint layer, uint baseLevel, uint lastLevel, uint filter);
58 
59 
60 #ifdef __cplusplus
61 }
62 #endif
63 
64 #endif
65