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"
30 #include "svga_context.h"
31 #include "svga_state.h"
32 #include "svga_debug.h"
33 #include "svga_hw_reg.h"
35 /***********************************************************************
38 static INLINE SVGA3dDeclType
39 svga_translate_vertex_format(enum pipe_format format
)
42 case PIPE_FORMAT_R32_FLOAT
: return SVGA3D_DECLTYPE_FLOAT1
;
43 case PIPE_FORMAT_R32G32_FLOAT
: return SVGA3D_DECLTYPE_FLOAT2
;
44 case PIPE_FORMAT_R32G32B32_FLOAT
: return SVGA3D_DECLTYPE_FLOAT3
;
45 case PIPE_FORMAT_R32G32B32A32_FLOAT
: return SVGA3D_DECLTYPE_FLOAT4
;
46 case PIPE_FORMAT_B8G8R8A8_UNORM
: return SVGA3D_DECLTYPE_D3DCOLOR
;
47 case PIPE_FORMAT_R8G8B8A8_USCALED
: return SVGA3D_DECLTYPE_UBYTE4
;
48 case PIPE_FORMAT_R16G16_SSCALED
: return SVGA3D_DECLTYPE_SHORT2
;
49 case PIPE_FORMAT_R16G16B16A16_SSCALED
: return SVGA3D_DECLTYPE_SHORT4
;
50 case PIPE_FORMAT_R8G8B8A8_UNORM
: return SVGA3D_DECLTYPE_UBYTE4N
;
51 case PIPE_FORMAT_R16G16_SNORM
: return SVGA3D_DECLTYPE_SHORT2N
;
52 case PIPE_FORMAT_R16G16B16A16_SNORM
: return SVGA3D_DECLTYPE_SHORT4N
;
53 case PIPE_FORMAT_R16G16_UNORM
: return SVGA3D_DECLTYPE_USHORT2N
;
54 case PIPE_FORMAT_R16G16B16A16_UNORM
: return SVGA3D_DECLTYPE_USHORT4N
;
55 case PIPE_FORMAT_R10G10B10X2_USCALED
: return SVGA3D_DECLTYPE_UDEC3
;
56 case PIPE_FORMAT_R10G10B10X2_SNORM
: return SVGA3D_DECLTYPE_DEC3N
;
57 case PIPE_FORMAT_R16G16_FLOAT
: return SVGA3D_DECLTYPE_FLOAT16_2
;
58 case PIPE_FORMAT_R16G16B16A16_FLOAT
: return SVGA3D_DECLTYPE_FLOAT16_4
;
61 /* There are many formats without hardware support. This case
62 * will be hit regularly, meaning we'll need swvfetch.
64 return SVGA3D_DECLTYPE_MAX
;
69 static int update_need_swvfetch( struct svga_context
*svga
,
73 boolean need_swvfetch
= FALSE
;
75 if (!svga
->curr
.velems
) {
76 /* No vertex elements bound. */
80 for (i
= 0; i
< svga
->curr
.velems
->count
; i
++) {
81 svga
->state
.sw
.ve_format
[i
] = svga_translate_vertex_format(svga
->curr
.velems
->velem
[i
].src_format
);
82 if (svga
->state
.sw
.ve_format
[i
] == SVGA3D_DECLTYPE_MAX
) {
88 if (need_swvfetch
!= svga
->state
.sw
.need_swvfetch
) {
89 svga
->state
.sw
.need_swvfetch
= need_swvfetch
;
90 svga
->dirty
|= SVGA_NEW_NEED_SWVFETCH
;
96 struct svga_tracked_state svga_update_need_swvfetch
=
98 "update need_swvfetch",
99 ( SVGA_NEW_VELEMENT
),
104 /***********************************************************************
107 static int update_need_pipeline( struct svga_context
*svga
,
111 boolean need_pipeline
= FALSE
;
112 struct svga_vertex_shader
*vs
= svga
->curr
.vs
;
114 /* SVGA_NEW_RAST, SVGA_NEW_REDUCED_PRIMITIVE
116 if (svga
->curr
.rast
->need_pipeline
& (1 << svga
->curr
.reduced_prim
)) {
117 SVGA_DBG(DEBUG_SWTNL
, "%s: rast need_pipeline (%d) & prim (%x)\n",
119 svga
->curr
.rast
->need_pipeline
,
120 (1 << svga
->curr
.reduced_prim
) );
121 need_pipeline
= TRUE
;
126 if (vs
->base
.info
.writes_edgeflag
) {
127 SVGA_DBG(DEBUG_SWTNL
, "%s: edgeflags\n", __FUNCTION__
);
128 need_pipeline
= TRUE
;
133 if (svga
->curr
.clip
.nr
) {
134 SVGA_DBG(DEBUG_SWTNL
, "%s: userclip\n", __FUNCTION__
);
135 need_pipeline
= TRUE
;
138 if (need_pipeline
!= svga
->state
.sw
.need_pipeline
) {
139 svga
->state
.sw
.need_pipeline
= need_pipeline
;
140 svga
->dirty
|= SVGA_NEW_NEED_PIPELINE
;
147 struct svga_tracked_state svga_update_need_pipeline
=
153 SVGA_NEW_REDUCED_PRIMITIVE
),
158 /***********************************************************************
161 static int update_need_swtnl( struct svga_context
*svga
,
166 if (svga
->debug
.no_swtnl
) {
167 svga
->state
.sw
.need_swvfetch
= 0;
168 svga
->state
.sw
.need_pipeline
= 0;
171 need_swtnl
= (svga
->state
.sw
.need_swvfetch
||
172 svga
->state
.sw
.need_pipeline
);
174 if (svga
->debug
.force_swtnl
) {
178 if (need_swtnl
!= svga
->state
.sw
.need_swtnl
) {
179 SVGA_DBG(DEBUG_SWTNL
|DEBUG_PERF
,
180 "%s need_swvfetch: %s, need_pipeline %s\n",
182 svga
->state
.sw
.need_swvfetch
? "true" : "false",
183 svga
->state
.sw
.need_pipeline
? "true" : "false");
185 svga
->state
.sw
.need_swtnl
= need_swtnl
;
186 svga
->dirty
|= SVGA_NEW_NEED_SWTNL
;
187 svga
->swtnl
.new_vdecl
= TRUE
;
194 struct svga_tracked_state svga_update_need_swtnl
=
197 (SVGA_NEW_NEED_PIPELINE
|
198 SVGA_NEW_NEED_SWVFETCH
),