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 "util/u_math.h"
28 #include "util/u_memory.h"
29 #include "util/u_bitmask.h"
30 #include "tgsi/tgsi_parse.h"
31 #include "draw/draw_context.h"
33 #include "svga_context.h"
34 #include "svga_tgsi.h"
35 #include "svga_hw_reg.h"
37 #include "svga_debug.h"
41 svga_create_fs_state(struct pipe_context
*pipe
,
42 const struct pipe_shader_state
*templ
)
44 struct svga_context
*svga
= svga_context(pipe
);
45 struct svga_fragment_shader
*fs
;
47 fs
= CALLOC_STRUCT(svga_fragment_shader
);
51 fs
->base
.tokens
= tgsi_dup_tokens(templ
->tokens
);
53 /* Collect basic info that we'll need later:
55 tgsi_scan_shader(fs
->base
.tokens
, &fs
->base
.info
);
57 fs
->base
.id
= svga
->debug
.shader_id
++;
59 fs
->generic_inputs
= svga_get_generic_inputs_mask(&fs
->base
.info
);
61 svga_remap_generics(fs
->generic_inputs
, fs
->generic_remap_table
);
63 fs
->draw_shader
= draw_create_fragment_shader(svga
->swtnl
.draw
, templ
);
65 if (SVGA_DEBUG
& DEBUG_TGSI
|| 0) {
66 debug_printf("%s id: %u, inputs: %u, outputs: %u\n",
67 __FUNCTION__
, fs
->base
.id
,
68 fs
->base
.info
.num_inputs
, fs
->base
.info
.num_outputs
);
76 svga_bind_fs_state(struct pipe_context
*pipe
, void *shader
)
78 struct svga_fragment_shader
*fs
= (struct svga_fragment_shader
*) shader
;
79 struct svga_context
*svga
= svga_context(pipe
);
82 svga
->dirty
|= SVGA_NEW_FS
;
87 svga_delete_fs_state(struct pipe_context
*pipe
, void *shader
)
89 struct svga_context
*svga
= svga_context(pipe
);
90 struct svga_fragment_shader
*fs
= (struct svga_fragment_shader
*) shader
;
91 struct svga_shader_result
*result
, *tmp
;
94 svga_hwtnl_flush_retry(svga
);
96 draw_delete_fragment_shader(svga
->swtnl
.draw
, fs
->draw_shader
);
98 for (result
= fs
->base
.results
; result
; result
= tmp
) {
101 ret
= SVGA3D_DestroyShader(svga
->swc
, result
->id
, SVGA3D_SHADERTYPE_PS
);
102 if (ret
!= PIPE_OK
) {
103 svga_context_flush(svga
, NULL
);
104 ret
= SVGA3D_DestroyShader(svga
->swc
, result
->id
,
105 SVGA3D_SHADERTYPE_PS
);
106 assert(ret
== PIPE_OK
);
109 util_bitmask_clear(svga
->fs_bm
, result
->id
);
111 svga_destroy_shader_result(result
);
114 * Remove stale references to this result to ensure a new result on the
115 * same address will be detected as a change.
117 if (result
== svga
->state
.hw_draw
.fs
)
118 svga
->state
.hw_draw
.fs
= NULL
;
121 FREE((void *)fs
->base
.tokens
);
127 svga_init_fs_functions(struct svga_context
*svga
)
129 svga
->pipe
.create_fs_state
= svga_create_fs_state
;
130 svga
->pipe
.bind_fs_state
= svga_bind_fs_state
;
131 svga
->pipe
.delete_fs_state
= svga_delete_fs_state
;