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 llvmpipe
->dirty
|= LP_NEW_SAMPLER
;
108 llvmpipe_set_sampler_textures(struct pipe_context
*pipe
,
109 unsigned num
, struct pipe_texture
**texture
)
111 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
114 assert(num
<= PIPE_MAX_SAMPLERS
);
116 /* Check for no-op */
117 if (num
== llvmpipe
->num_textures
&&
118 !memcmp(llvmpipe
->texture
, texture
, num
* sizeof(struct pipe_texture
*)))
121 draw_flush(llvmpipe
->draw
);
123 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
124 struct pipe_texture
*tex
= i
< num
? texture
[i
] : NULL
;
126 pipe_texture_reference(&llvmpipe
->texture
[i
], tex
);
129 llvmpipe
->num_textures
= num
;
131 llvmpipe
->dirty
|= LP_NEW_TEXTURE
;
136 llvmpipe_set_vertex_sampler_textures(struct pipe_context
*pipe
,
137 unsigned num_textures
,
138 struct pipe_texture
**textures
)
140 struct llvmpipe_context
*llvmpipe
= llvmpipe_context(pipe
);
143 assert(num_textures
<= PIPE_MAX_VERTEX_SAMPLERS
);
145 /* Check for no-op */
146 if (num_textures
== llvmpipe
->num_vertex_textures
&&
147 !memcmp(llvmpipe
->vertex_textures
, textures
, num_textures
* sizeof(struct pipe_texture
*))) {
151 draw_flush(llvmpipe
->draw
);
153 for (i
= 0; i
< PIPE_MAX_VERTEX_SAMPLERS
; i
++) {
154 struct pipe_texture
*tex
= i
< num_textures
? textures
[i
] : NULL
;
156 pipe_texture_reference(&llvmpipe
->vertex_textures
[i
], tex
);
159 llvmpipe
->num_vertex_textures
= num_textures
;
161 llvmpipe
->dirty
|= LP_NEW_TEXTURE
;
166 llvmpipe_delete_sampler_state(struct pipe_context
*pipe
,