1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
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:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
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
24 **********************************************************/
26 #include "util/u_inlines.h"
27 #include "pipe/p_state.h"
28 #include "svga_context.h"
29 #include "svga_state.h"
30 #include "svga_debug.h"
31 #include "svga_hw_reg.h"
34 static enum pipe_error
35 update_need_swvfetch(struct svga_context
*svga
, unsigned dirty
)
37 if (!svga
->curr
.velems
) {
38 /* No vertex elements bound. */
42 if (svga
->state
.sw
.need_swvfetch
!= svga
->curr
.velems
->need_swvfetch
) {
43 svga
->state
.sw
.need_swvfetch
= svga
->curr
.velems
->need_swvfetch
;
44 svga
->dirty
|= SVGA_NEW_NEED_SWVFETCH
;
50 struct svga_tracked_state svga_update_need_swvfetch
=
52 "update need_swvfetch",
53 ( SVGA_NEW_VELEMENT
),
59 static enum pipe_error
60 update_need_pipeline(struct svga_context
*svga
, unsigned dirty
)
62 boolean need_pipeline
= FALSE
;
63 struct svga_vertex_shader
*vs
= svga
->curr
.vs
;
65 /* SVGA_NEW_RAST, SVGA_NEW_REDUCED_PRIMITIVE
67 if (svga
->curr
.rast
->need_pipeline
& (1 << svga
->curr
.reduced_prim
)) {
68 SVGA_DBG(DEBUG_SWTNL
, "%s: rast need_pipeline (0x%x) & prim (0x%x)\n",
70 svga
->curr
.rast
->need_pipeline
,
71 (1 << svga
->curr
.reduced_prim
) );
72 SVGA_DBG(DEBUG_SWTNL
, "%s: rast need_pipeline tris (%s), lines (%s), points (%s)\n",
74 svga
->curr
.rast
->need_pipeline_tris_str
,
75 svga
->curr
.rast
->need_pipeline_lines_str
,
76 svga
->curr
.rast
->need_pipeline_points_str
);
82 if (vs
&& vs
->base
.info
.writes_edgeflag
) {
83 SVGA_DBG(DEBUG_SWTNL
, "%s: edgeflags\n", __FUNCTION__
);
87 /* SVGA_NEW_FS, SVGA_NEW_RAST, SVGA_NEW_REDUCED_PRIMITIVE
89 if (svga
->curr
.reduced_prim
== PIPE_PRIM_POINTS
) {
90 unsigned sprite_coord_gen
= svga
->curr
.rast
->templ
.sprite_coord_enable
;
91 unsigned generic_inputs
=
92 svga
->curr
.fs
? svga
->curr
.fs
->generic_inputs
: 0;
94 if (sprite_coord_gen
&&
95 (generic_inputs
& ~sprite_coord_gen
)) {
96 /* The fragment shader is using some generic inputs that are
97 * not being replaced by auto-generated point/sprite coords (and
98 * auto sprite coord generation is turned on).
99 * The SVGA3D interface does not support that: if we enable
100 * SVGA3D_RS_POINTSPRITEENABLE it gets enabled for _all_
101 * texture coordinate sets.
102 * To solve this, we have to use the draw-module's wide/sprite
105 need_pipeline
= TRUE
;
109 if (need_pipeline
!= svga
->state
.sw
.need_pipeline
) {
110 svga
->state
.sw
.need_pipeline
= need_pipeline
;
111 svga
->dirty
|= SVGA_NEW_NEED_PIPELINE
;
115 if (0 && svga
->state
.sw
.need_pipeline
)
116 debug_printf("sw.need_pipeline = %d\n", svga
->state
.sw
.need_pipeline
);
122 struct svga_tracked_state svga_update_need_pipeline
=
128 SVGA_NEW_REDUCED_PRIMITIVE
),
133 static enum pipe_error
134 update_need_swtnl(struct svga_context
*svga
, unsigned dirty
)
138 if (svga
->debug
.no_swtnl
) {
139 svga
->state
.sw
.need_swvfetch
= FALSE
;
140 svga
->state
.sw
.need_pipeline
= FALSE
;
143 need_swtnl
= (svga
->state
.sw
.need_swvfetch
||
144 svga
->state
.sw
.need_pipeline
);
146 if (svga
->debug
.force_swtnl
) {
151 * Some state changes the draw module does makes us believe we
152 * we don't need swtnl. This causes the vdecl code to pickup
153 * the wrong buffers and vertex formats. Try trivial/line-wide.
155 if (svga
->state
.sw
.in_swtnl_draw
)
158 if (need_swtnl
!= svga
->state
.sw
.need_swtnl
) {
159 SVGA_DBG(DEBUG_SWTNL
|DEBUG_PERF
,
160 "%s: need_swvfetch %s, need_pipeline %s\n",
162 svga
->state
.sw
.need_swvfetch
? "true" : "false",
163 svga
->state
.sw
.need_pipeline
? "true" : "false");
165 svga
->state
.sw
.need_swtnl
= need_swtnl
;
166 svga
->dirty
|= SVGA_NEW_NEED_SWTNL
;
167 svga
->swtnl
.new_vdecl
= TRUE
;
174 struct svga_tracked_state svga_update_need_swtnl
=
177 (SVGA_NEW_NEED_PIPELINE
|
178 SVGA_NEW_NEED_SWVFETCH
),