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 "pipe/p_inlines.h"
27 #include "util/u_math.h"
28 #include "util/u_memory.h"
29 #include "util/u_bitmask.h"
30 #include "tgsi/tgsi_parse.h"
31 #include "tgsi/tgsi_text.h"
33 #include "svga_screen.h"
34 #include "svga_context.h"
35 #include "svga_state.h"
36 #include "svga_tgsi.h"
37 #include "svga_hw_reg.h"
39 #include "svga_draw.h"
40 #include "svga_debug.h"
43 /***********************************************************************
48 svga_create_fs_state(struct pipe_context
*pipe
,
49 const struct pipe_shader_state
*templ
)
51 struct svga_context
*svga
= svga_context(pipe
);
52 struct svga_screen
*svgascreen
= svga_screen(pipe
->screen
);
53 struct svga_fragment_shader
*fs
;
55 fs
= CALLOC_STRUCT(svga_fragment_shader
);
59 fs
->base
.tokens
= tgsi_dup_tokens(templ
->tokens
);
61 /* Collect basic info that we'll need later:
63 tgsi_scan_shader(fs
->base
.tokens
, &fs
->base
.info
);
65 fs
->base
.id
= svga
->debug
.shader_id
++;
66 fs
->base
.use_sm30
= svgascreen
->use_ps30
;
68 if (SVGA_DEBUG
& DEBUG_TGSI
|| 0) {
69 debug_printf("%s id: %u, inputs: %u, outputs: %u\n",
70 __FUNCTION__
, fs
->base
.id
,
71 fs
->base
.info
.num_inputs
, fs
->base
.info
.num_outputs
);
78 svga_bind_fs_state(struct pipe_context
*pipe
, void *shader
)
80 struct svga_fragment_shader
*fs
= (struct svga_fragment_shader
*) shader
;
81 struct svga_context
*svga
= svga_context(pipe
);
84 svga
->dirty
|= SVGA_NEW_FS
;
88 void svga_delete_fs_state(struct pipe_context
*pipe
, void *shader
)
90 struct svga_context
*svga
= svga_context(pipe
);
91 struct svga_fragment_shader
*fs
= (struct svga_fragment_shader
*) shader
;
92 struct svga_shader_result
*result
, *tmp
;
95 svga_hwtnl_flush_retry( svga
);
97 for (result
= fs
->base
.results
; result
; result
= tmp
) {
100 ret
= SVGA3D_DestroyShader(svga
->swc
,
102 SVGA3D_SHADERTYPE_PS
);
104 svga_context_flush(svga
, NULL
);
105 ret
= SVGA3D_DestroyShader(svga
->swc
,
107 SVGA3D_SHADERTYPE_PS
);
108 assert(ret
== PIPE_OK
);
111 util_bitmask_clear( svga
->fs_bm
, result
->id
);
113 svga_destroy_shader_result( result
);
116 * Remove stale references to this result to ensure a new result on the
117 * same address will be detected as a change.
119 if(result
== svga
->state
.hw_draw
.fs
)
120 svga
->state
.hw_draw
.fs
= NULL
;
123 FREE((void *)fs
->base
.tokens
);
128 void svga_init_fs_functions( struct svga_context
*svga
)
130 svga
->pipe
.create_fs_state
= svga_create_fs_state
;
131 svga
->pipe
.bind_fs_state
= svga_bind_fs_state
;
132 svga
->pipe
.delete_fs_state
= svga_delete_fs_state
;