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
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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 **************************************************************************/
29 * Functions for specifying the post-transformation vertex layout.
37 #include "draw/draw_private.h"
38 #include "draw/draw_vertex.h"
42 * Compute the size of a vertex, in dwords/floats, to update the
46 draw_compute_vertex_size(struct vertex_info
*vinfo
)
51 for (i
= 0; i
< vinfo
->num_attribs
; i
++) {
52 switch (vinfo
->emit
[i
]) {
56 vinfo
->size
+= sizeof(struct vertex_header
) / 4;
81 assert(vinfo
->size
* 4 <= MAX_VERTEX_SIZE
);