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 "draw/draw_context.h"
27 #include "util/u_inlines.h"
28 #include "util/u_math.h"
29 #include "util/u_memory.h"
30 #include "util/u_bitmask.h"
31 #include "tgsi/tgsi_parse.h"
32 #include "tgsi/tgsi_text.h"
34 #include "svga_screen.h"
35 #include "svga_context.h"
36 #include "svga_tgsi.h"
37 #include "svga_hw_reg.h"
39 #include "svga_debug.h"
42 static const struct tgsi_token
*substitute_vs(
44 const struct tgsi_token
*old_tokens
)
47 if (shader_id
== 12) {
48 static struct tgsi_token tokens
[300];
55 "DCL OUT[0], POSITION\n"
57 "IMM FLT32 { 1.0000, 1.0000, 1.0000, 1.0000 }\n"
58 "IMM FLT32 { 0.45, 1.0000, 1.0000, 1.0000 }\n"
59 "IMM FLT32 { 1.297863, 0.039245, 0.035993, 0.035976}\n"
60 "IMM FLT32 { -0.019398, 1.696131, -0.202151, -0.202050 }\n"
61 "IMM FLT32 { 0.051711, -0.348713, -0.979204, -0.978714 }\n"
62 "IMM FLT32 { 0.000000, 0.000003, 139.491577, 141.421356 }\n"
65 " MOV TEMP[2], IMM[0]\n"
67 " MOV TEMP[2].xyz, IN[2]\n"
68 " MOV TEMP[2].xyz, IN[0]\n"
69 " MOV TEMP[2].xyz, IN[1]\n"
71 " MUL TEMP[1], IMM[3], TEMP[2].yyyy\n"
72 " MAD TEMP[3], IMM[2], TEMP[2].xxxx, TEMP[1]\n"
73 " MAD TEMP[1], IMM[4], TEMP[2].zzzz, TEMP[3]\n"
74 " MAD TEMP[4], IMM[5], TEMP[2].wwww, TEMP[1]\n"
76 " MOV OUT[0], TEMP[4]\n"
79 if (!tgsi_text_translate( text
,
95 /***********************************************************************
100 svga_create_vs_state(struct pipe_context
*pipe
,
101 const struct pipe_shader_state
*templ
)
103 struct svga_context
*svga
= svga_context(pipe
);
104 struct svga_screen
*svgascreen
= svga_screen(pipe
->screen
);
105 struct svga_vertex_shader
*vs
= CALLOC_STRUCT(svga_vertex_shader
);
109 /* substitute a debug shader?
111 vs
->base
.tokens
= tgsi_dup_tokens(substitute_vs(svga
->debug
.shader_id
,
115 /* Collect basic info that we'll need later:
117 tgsi_scan_shader(vs
->base
.tokens
, &vs
->base
.info
);
120 /* Need to do construct a new template in case we substitued a
123 struct pipe_shader_state tmp2
= *templ
;
124 tmp2
.tokens
= vs
->base
.tokens
;
125 vs
->draw_shader
= draw_create_vertex_shader(svga
->swtnl
.draw
, &tmp2
);
128 vs
->base
.id
= svga
->debug
.shader_id
++;
129 vs
->base
.use_sm30
= svgascreen
->use_vs30
;
131 if (SVGA_DEBUG
& DEBUG_TGSI
|| 0) {
132 debug_printf("%s id: %u, inputs: %u, outputs: %u\n",
133 __FUNCTION__
, vs
->base
.id
,
134 vs
->base
.info
.num_inputs
, vs
->base
.info
.num_outputs
);
140 static void svga_bind_vs_state(struct pipe_context
*pipe
, void *shader
)
142 struct svga_vertex_shader
*vs
= (struct svga_vertex_shader
*)shader
;
143 struct svga_context
*svga
= svga_context(pipe
);
146 svga
->dirty
|= SVGA_NEW_VS
;
150 static void svga_delete_vs_state(struct pipe_context
*pipe
, void *shader
)
152 struct svga_context
*svga
= svga_context(pipe
);
153 struct svga_vertex_shader
*vs
= (struct svga_vertex_shader
*)shader
;
154 struct svga_shader_result
*result
, *tmp
;
157 svga_hwtnl_flush_retry( svga
);
159 draw_delete_vertex_shader(svga
->swtnl
.draw
, vs
->draw_shader
);
161 for (result
= vs
->base
.results
; result
; result
= tmp
) {
164 ret
= SVGA3D_DestroyShader(svga
->swc
,
166 SVGA3D_SHADERTYPE_VS
);
168 svga_context_flush(svga
, NULL
);
169 ret
= SVGA3D_DestroyShader(svga
->swc
,
171 SVGA3D_SHADERTYPE_VS
);
172 assert(ret
== PIPE_OK
);
175 util_bitmask_clear( svga
->vs_bm
, result
->id
);
177 svga_destroy_shader_result( result
);
180 * Remove stale references to this result to ensure a new result on the
181 * same address will be detected as a change.
183 if(result
== svga
->state
.hw_draw
.vs
)
184 svga
->state
.hw_draw
.vs
= NULL
;
187 FREE((void *)vs
->base
.tokens
);
192 void svga_init_vs_functions( struct svga_context
*svga
)
194 svga
->pipe
.create_vs_state
= svga_create_vs_state
;
195 svga
->pipe
.bind_vs_state
= svga_bind_vs_state
;
196 svga
->pipe
.delete_vs_state
= svga_delete_vs_state
;