1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "pipe/p_defines.h"
29 #include "util/u_memory.h"
30 #include "pipe/p_inlines.h"
31 #include "pipe/internal/p_winsys_screen.h"
32 #include "draw/draw_context.h"
33 #include "tgsi/tgsi_parse.h"
35 #include "cell_context.h"
36 #include "cell_state.h"
37 #include "cell_gen_fp.h"
41 static INLINE
struct cell_fragment_shader_state
*
42 cell_fragment_shader_state(void *shader
)
44 return (struct cell_fragment_shader_state
*) shader
;
49 static INLINE
struct cell_vertex_shader_state
*
50 cell_vertex_shader_state(void *shader
)
52 return (struct cell_vertex_shader_state
*) shader
;
57 * Create fragment shader state.
58 * Called via pipe->create_fs_state()
61 cell_create_fs_state(struct pipe_context
*pipe
,
62 const struct pipe_shader_state
*templ
)
64 struct cell_context
*cell
= cell_context(pipe
);
65 struct cell_fragment_shader_state
*cfs
;
67 cfs
= CALLOC_STRUCT(cell_fragment_shader_state
);
71 cfs
->shader
.tokens
= tgsi_dup_tokens(templ
->tokens
);
72 if (!cfs
->shader
.tokens
) {
77 tgsi_scan_shader(templ
->tokens
, &cfs
->info
);
79 cell_gen_fragment_program(cell
, cfs
->shader
.tokens
, &cfs
->code
);
86 * Called via pipe->bind_fs_state()
89 cell_bind_fs_state(struct pipe_context
*pipe
, void *fs
)
91 struct cell_context
*cell
= cell_context(pipe
);
93 cell
->fs
= cell_fragment_shader_state(fs
);
95 cell
->dirty
|= CELL_NEW_FS
;
100 * Called via pipe->delete_fs_state()
103 cell_delete_fs_state(struct pipe_context
*pipe
, void *fs
)
105 struct cell_fragment_shader_state
*cfs
= cell_fragment_shader_state(fs
);
107 spe_release_func(&cfs
->code
);
109 FREE((void *) cfs
->shader
.tokens
);
115 * Create vertex shader state.
116 * Called via pipe->create_vs_state()
119 cell_create_vs_state(struct pipe_context
*pipe
,
120 const struct pipe_shader_state
*templ
)
122 struct cell_context
*cell
= cell_context(pipe
);
123 struct cell_vertex_shader_state
*cvs
;
125 cvs
= CALLOC_STRUCT(cell_vertex_shader_state
);
129 cvs
->shader
.tokens
= tgsi_dup_tokens(templ
->tokens
);
130 if (!cvs
->shader
.tokens
) {
135 tgsi_scan_shader(templ
->tokens
, &cvs
->info
);
137 cvs
->draw_data
= draw_create_vertex_shader(cell
->draw
, &cvs
->shader
);
138 if (cvs
->draw_data
== NULL
) {
139 FREE( (void *) cvs
->shader
.tokens
);
149 * Called via pipe->bind_vs_state()
152 cell_bind_vs_state(struct pipe_context
*pipe
, void *vs
)
154 struct cell_context
*cell
= cell_context(pipe
);
156 cell
->vs
= cell_vertex_shader_state(vs
);
158 draw_bind_vertex_shader(cell
->draw
,
159 (cell
->vs
? cell
->vs
->draw_data
: NULL
));
161 cell
->dirty
|= CELL_NEW_VS
;
166 * Called via pipe->delete_vs_state()
169 cell_delete_vs_state(struct pipe_context
*pipe
, void *vs
)
171 struct cell_context
*cell
= cell_context(pipe
);
172 struct cell_vertex_shader_state
*cvs
= cell_vertex_shader_state(vs
);
174 draw_delete_vertex_shader(cell
->draw
, cvs
->draw_data
);
175 FREE( (void *) cvs
->shader
.tokens
);
181 * Called via pipe->set_constant_buffer()
184 cell_set_constant_buffer(struct pipe_context
*pipe
,
185 uint shader
, uint index
,
186 struct pipe_buffer
*buf
)
188 struct cell_context
*cell
= cell_context(pipe
);
190 assert(shader
< PIPE_SHADER_TYPES
);
193 draw_flush(cell
->draw
);
195 /* note: reference counting */
196 pipe_buffer_reference(&cell
->constants
[shader
], buf
);
198 if (shader
== PIPE_SHADER_VERTEX
)
199 cell
->dirty
|= CELL_NEW_VS_CONSTANTS
;
200 else if (shader
== PIPE_SHADER_FRAGMENT
)
201 cell
->dirty
|= CELL_NEW_FS_CONSTANTS
;
206 cell_init_shader_functions(struct cell_context
*cell
)
208 cell
->pipe
.create_fs_state
= cell_create_fs_state
;
209 cell
->pipe
.bind_fs_state
= cell_bind_fs_state
;
210 cell
->pipe
.delete_fs_state
= cell_delete_fs_state
;
212 cell
->pipe
.create_vs_state
= cell_create_vs_state
;
213 cell
->pipe
.bind_vs_state
= cell_bind_vs_state
;
214 cell
->pipe
.delete_vs_state
= cell_delete_vs_state
;
216 cell
->pipe
.set_constant_buffer
= cell_set_constant_buffer
;