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 **************************************************************************/
32 #include "util/u_inlines.h"
33 #include "util/u_memory.h"
35 #include "draw/draw_context.h"
37 #include "lp_context.h"
38 #include "lp_context.h"
40 #include "draw/draw_context.h"
45 llvmpipe_create_sampler_state(struct pipe_context
*pipe
,
46 const struct pipe_sampler_state
*sampler
)
48 return mem_dup(sampler
, sizeof(*sampler
));
53 llvmpipe_bind_sampler_states(struct pipe_context
*pipe
,
54 unsigned num
, void **sampler
)
56 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
59 assert(num
<= PIPE_MAX_SAMPLERS
);
62 if (num
== llvmpipe
->num_samplers
&&
63 !memcmp(llvmpipe
->sampler
, sampler
, num
* sizeof(void *)))
66 draw_flush(llvmpipe
->draw
);
68 for (i
= 0; i
< num
; ++i
)
69 llvmpipe
->sampler
[i
] = sampler
[i
];
70 for (i
= num
; i
< PIPE_MAX_SAMPLERS
; ++i
)
71 llvmpipe
->sampler
[i
] = NULL
;
73 llvmpipe
->num_samplers
= num
;
75 llvmpipe
->dirty
|= LP_NEW_SAMPLER
;
80 llvmpipe_bind_vertex_sampler_states(struct pipe_context
*pipe
,
81 unsigned num_samplers
,
84 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
87 assert(num_samplers
<= PIPE_MAX_VERTEX_SAMPLERS
);
90 if (num_samplers
== llvmpipe
->num_vertex_samplers
&&
91 !memcmp(llvmpipe
->vertex_samplers
, samplers
, num_samplers
* sizeof(void *)))
94 draw_flush(llvmpipe
->draw
);
96 for (i
= 0; i
< num_samplers
; ++i
)
97 llvmpipe
->vertex_samplers
[i
] = samplers
[i
];
98 for (i
= num_samplers
; i
< PIPE_MAX_VERTEX_SAMPLERS
; ++i
)
99 llvmpipe
->vertex_samplers
[i
] = NULL
;
101 llvmpipe
->num_vertex_samplers
= num_samplers
;
103 draw_set_samplers(llvmpipe
->draw
,
104 llvmpipe
->vertex_samplers
,
105 llvmpipe
->num_vertex_samplers
);
107 llvmpipe
->dirty
|= LP_NEW_SAMPLER
;
112 llvmpipe_bind_geometry_sampler_states(struct pipe_context
*pipe
,
113 unsigned num
, void **sampler
)
115 /* XXX: implementation missing */
119 llvmpipe_set_fragment_sampler_views(struct pipe_context
*pipe
,
121 struct pipe_sampler_view
**views
)
123 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
126 assert(num
<= PIPE_MAX_SAMPLERS
);
128 /* Check for no-op */
129 if (num
== llvmpipe
->num_fragment_sampler_views
&&
130 !memcmp(llvmpipe
->fragment_sampler_views
, views
, num
* sizeof(struct pipe_sampler_view
*)))
133 draw_flush(llvmpipe
->draw
);
135 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
136 struct pipe_sampler_view
*view
= i
< num
? views
[i
] : NULL
;
138 pipe_sampler_view_reference(&llvmpipe
->fragment_sampler_views
[i
], view
);
141 llvmpipe
->num_fragment_sampler_views
= num
;
143 llvmpipe
->dirty
|= LP_NEW_SAMPLER_VIEW
;
148 llvmpipe_set_vertex_sampler_views(struct pipe_context
*pipe
,
150 struct pipe_sampler_view
**views
)
152 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
155 assert(num
<= PIPE_MAX_VERTEX_SAMPLERS
);
157 /* Check for no-op */
158 if (num
== llvmpipe
->num_vertex_sampler_views
&&
159 !memcmp(llvmpipe
->vertex_sampler_views
, views
, num
* sizeof(struct pipe_sampler_view
*))) {
163 draw_flush(llvmpipe
->draw
);
165 for (i
= 0; i
< PIPE_MAX_VERTEX_SAMPLERS
; i
++) {
166 struct pipe_sampler_view
*view
= i
< num
? views
[i
] : NULL
;
168 pipe_sampler_view_reference(&llvmpipe
->vertex_sampler_views
[i
], view
);
171 llvmpipe
->num_vertex_sampler_views
= num
;
173 draw_set_sampler_views(llvmpipe
->draw
,
174 llvmpipe
->vertex_sampler_views
,
175 llvmpipe
->num_vertex_sampler_views
);
177 llvmpipe
->dirty
|= LP_NEW_SAMPLER_VIEW
;
182 llvmpipe_set_geometry_sampler_views(struct pipe_context
*pipe
,
184 struct pipe_sampler_view
**views
)
186 /*XXX: implementation missing */
189 static struct pipe_sampler_view
*
190 llvmpipe_create_sampler_view(struct pipe_context
*pipe
,
191 struct pipe_resource
*texture
,
192 const struct pipe_sampler_view
*templ
)
194 struct pipe_sampler_view
*view
= CALLOC_STRUCT(pipe_sampler_view
);
198 view
->reference
.count
= 1;
199 view
->texture
= NULL
;
200 pipe_resource_reference(&view
->texture
, texture
);
201 view
->context
= pipe
;
209 llvmpipe_sampler_view_destroy(struct pipe_context
*pipe
,
210 struct pipe_sampler_view
*view
)
212 pipe_resource_reference(&view
->texture
, NULL
);
218 llvmpipe_delete_sampler_state(struct pipe_context
*pipe
,
226 llvmpipe_init_sampler_funcs(struct llvmpipe_context
*llvmpipe
)
228 llvmpipe
->pipe
.create_sampler_state
= llvmpipe_create_sampler_state
;
230 llvmpipe
->pipe
.bind_fragment_sampler_states
= llvmpipe_bind_sampler_states
;
231 llvmpipe
->pipe
.bind_vertex_sampler_states
= llvmpipe_bind_vertex_sampler_states
;
232 llvmpipe
->pipe
.bind_geometry_sampler_states
= llvmpipe_bind_geometry_sampler_states
;
233 llvmpipe
->pipe
.set_fragment_sampler_views
= llvmpipe_set_fragment_sampler_views
;
234 llvmpipe
->pipe
.set_vertex_sampler_views
= llvmpipe_set_vertex_sampler_views
;
235 llvmpipe
->pipe
.set_geometry_sampler_views
= llvmpipe_set_geometry_sampler_views
;
236 llvmpipe
->pipe
.create_sampler_view
= llvmpipe_create_sampler_view
;
237 llvmpipe
->pipe
.sampler_view_destroy
= llvmpipe_sampler_view_destroy
;
238 llvmpipe
->pipe
.delete_sampler_state
= llvmpipe_delete_sampler_state
;