svga_state.h revision 4a49301e 
1/**********************************************************
2 * Copyright 2008-2009 VMware, Inc.  All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 **********************************************************/
25
26#ifndef SVGA_STATE_H
27#define SVGA_STATE_H
28
29
30#include "pipe/p_compiler.h"
31#include "pipe/p_defines.h"
32
33struct svga_context;
34
35
36void svga_init_state( struct svga_context *svga );
37void svga_destroy_state( struct svga_context *svga );
38
39
40struct svga_tracked_state {
41   const char *name;
42   unsigned dirty;
43   int (*update)( struct svga_context *svga, unsigned dirty );
44};
45
46/* NEED_SWTNL
47 */
48extern struct svga_tracked_state svga_update_need_swvfetch;
49extern struct svga_tracked_state svga_update_need_pipeline;
50extern struct svga_tracked_state svga_update_need_swtnl;
51
52/* HW_CLEAR
53 */
54extern struct svga_tracked_state svga_hw_viewport;
55extern struct svga_tracked_state svga_hw_scissor;
56extern struct svga_tracked_state svga_hw_framebuffer;
57
58/* HW_DRAW
59 */
60extern struct svga_tracked_state svga_hw_vs;
61extern struct svga_tracked_state svga_hw_fs;
62extern struct svga_tracked_state svga_hw_rss;
63extern struct svga_tracked_state svga_hw_tss;
64extern struct svga_tracked_state svga_hw_tss_binding;
65extern struct svga_tracked_state svga_hw_clip_planes;
66extern struct svga_tracked_state svga_hw_vdecl;
67extern struct svga_tracked_state svga_hw_fs_parameters;
68extern struct svga_tracked_state svga_hw_vs_parameters;
69extern struct svga_tracked_state svga_hw_update_zero_stride;
70
71/* SWTNL_DRAW
72 */
73extern struct svga_tracked_state svga_update_swtnl_draw;
74extern struct svga_tracked_state svga_update_swtnl_vdecl;
75
76/* Bring the hardware fully up-to-date so that we can emit draw
77 * commands.
78 */
79#define SVGA_STATE_NEED_SWTNL        0
80#define SVGA_STATE_HW_CLEAR          1
81#define SVGA_STATE_HW_DRAW           2
82#define SVGA_STATE_SWTNL_DRAW        3
83#define SVGA_STATE_MAX               4
84
85
86enum pipe_error svga_update_state( struct svga_context *svga,
87                                   unsigned level );
88
89void svga_update_state_retry( struct svga_context *svga,
90                              unsigned level );
91
92
93enum pipe_error svga_emit_initial_state( struct svga_context *svga );
94
95#endif
96