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 **************************************************************************/
29 * \brief polygon stipple state
36 #include "st_context.h"
38 #include "pipe/p_context.h"
39 #include "pipe/p_defines.h"
43 update_stipple( struct st_context
*st
)
45 const GLuint sz
= sizeof(st
->state
.poly_stipple
.stipple
);
46 assert(sz
== sizeof(st
->ctx
->PolygonStipple
));
48 if (memcmp(&st
->state
.poly_stipple
.stipple
, st
->ctx
->PolygonStipple
, sz
)) {
49 /* state has changed */
50 memcpy(st
->state
.poly_stipple
.stipple
, st
->ctx
->PolygonStipple
, sz
);
51 st
->pipe
->set_polygon_stipple(st
->pipe
, &st
->state
.poly_stipple
);
56 const struct st_tracked_state st_update_polygon_stipple
= {
57 "st_update_polygon_stipple", /* name */
59 (_NEW_POLYGONSTIPPLE
), /* mesa */
62 update_stipple
/* update */