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 /* Authors: Keith Whitwell <keith@tungstengraphics.com>
32 #include "sp_context.h"
35 #include "util/u_memory.h"
36 #include "util/u_inlines.h"
37 #include "draw/draw_context.h"
41 softpipe_create_vertex_elements_state(struct pipe_context
*pipe
,
43 const struct pipe_vertex_element
*attribs
)
45 struct sp_velems_state
*velems
;
46 assert(count
<= PIPE_MAX_ATTRIBS
);
47 velems
= (struct sp_velems_state
*) MALLOC(sizeof(struct sp_velems_state
));
49 velems
->count
= count
;
50 memcpy(velems
->velem
, attribs
, sizeof(*attribs
) * count
);
57 softpipe_bind_vertex_elements_state(struct pipe_context
*pipe
,
60 struct softpipe_context
*softpipe
= softpipe_context(pipe
);
61 struct sp_velems_state
*sp_velems
= (struct sp_velems_state
*) velems
;
63 softpipe
->velems
= sp_velems
;
65 softpipe
->dirty
|= SP_NEW_VERTEX
;
68 draw_set_vertex_elements(softpipe
->draw
, sp_velems
->count
, sp_velems
->velem
);
73 softpipe_delete_vertex_elements_state(struct pipe_context
*pipe
, void *velems
)
80 softpipe_set_vertex_buffers(struct pipe_context
*pipe
,
82 const struct pipe_vertex_buffer
*buffers
)
84 struct softpipe_context
*softpipe
= softpipe_context(pipe
);
86 assert(count
<= PIPE_MAX_ATTRIBS
);
88 util_copy_vertex_buffers(softpipe
->vertex_buffer
,
89 &softpipe
->num_vertex_buffers
,
92 softpipe
->dirty
|= SP_NEW_VERTEX
;
94 draw_set_vertex_buffers(softpipe
->draw
, count
, buffers
);
99 softpipe_set_index_buffer(struct pipe_context
*pipe
,
100 const struct pipe_index_buffer
*ib
)
102 struct softpipe_context
*softpipe
= softpipe_context(pipe
);
105 memcpy(&softpipe
->index_buffer
, ib
, sizeof(softpipe
->index_buffer
));
107 memset(&softpipe
->index_buffer
, 0, sizeof(softpipe
->index_buffer
));
109 draw_set_index_buffer(softpipe
->draw
, ib
);
114 softpipe_init_vertex_funcs(struct pipe_context
*pipe
)
116 pipe
->create_vertex_elements_state
= softpipe_create_vertex_elements_state
;
117 pipe
->bind_vertex_elements_state
= softpipe_bind_vertex_elements_state
;
118 pipe
->delete_vertex_elements_state
= softpipe_delete_vertex_elements_state
;
120 pipe
->set_vertex_buffers
= softpipe_set_vertex_buffers
;
121 pipe
->set_index_buffer
= softpipe_set_index_buffer
;