1 /*
2  Copyright (C) Intel Corp.  2006.  All Rights Reserved.
3  Intel funded Tungsten Graphics to
4  develop this 3D driver.
5 
6  Permission is hereby granted, free of charge, to any person obtaining
7  a 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, sublicense, 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
16  portions of the Software.
17 
18  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21  IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
22  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 
26  **********************************************************************/
27  /*
28   * Authors:
29   *   Keith Whitwell <keithw@vmware.com>
30   */
31 
32 #include "main/macros.h"
33 #include "main/enums.h"
34 #include "program/program.h"
35 
36 #include "intel_batchbuffer.h"
37 
38 #include "brw_defines.h"
39 #include "brw_context.h"
40 #include "brw_eu.h"
41 #include "brw_clip.h"
42 
43 
44 /* Point clipping, nothing to do?
45  */
46 void brw_emit_point_clip( struct brw_clip_compile *c )
47 {
48    /* Send an empty message to kill the thread:
49     */
50    brw_clip_tri_alloc_regs(c, 0);
51    brw_clip_init_ff_sync(c);
52 
53    brw_clip_kill_thread(c);
54 }
55