1 /*
2  * Copyright 2010 Marek Olšák <maraeo@gmail.com>
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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 OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22 
23 #ifndef UTIL_INDEX_MODIFY_H
24 #define UTIL_INDEX_MODIFY_H
25 
26 struct pipe_context;
27 struct pipe_resource;
28 struct pipe_index_buffer;
29 
30 void util_shorten_ubyte_elts_to_userptr(struct pipe_context *context,
31 					struct pipe_index_buffer *ib,
32 					int index_bias,
33 					unsigned start,
34 					unsigned count,
35 					void *out);
36 
37 void util_shorten_ubyte_elts(struct pipe_context *context,
38 			     struct pipe_index_buffer *ib,
39 			     struct pipe_resource **out_buf,
40 			     int index_bias,
41 			     unsigned start,
42 			     unsigned count);
43 
44 
45 
46 void util_rebuild_ushort_elts_to_userptr(struct pipe_context *context,
47 					 struct pipe_index_buffer *ib,
48 					 int index_bias,
49 					 unsigned start, unsigned count,
50 					 void *out);
51 
52 void util_rebuild_ushort_elts(struct pipe_context *context,
53 			      struct pipe_index_buffer *ib,
54 			      struct pipe_resource **out_buf,
55 			      int index_bias,
56 			      unsigned start, unsigned count);
57 
58 
59 
60 void util_rebuild_uint_elts_to_userptr(struct pipe_context *context,
61 				       struct pipe_index_buffer *ib,
62 				       int index_bias,
63 				       unsigned start, unsigned count,
64 				       void *out);
65 
66 void util_rebuild_uint_elts(struct pipe_context *context,
67 			    struct pipe_index_buffer *ib,
68 			    struct pipe_resource **out_buf,
69 			    int index_bias,
70 			    unsigned start, unsigned count);
71 
72 #endif
73