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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/*
* \brief polygon stipple state
*
* Authors:
* Brian Paul
*/
#include "st_context.h"
#include "st_atom.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
static void
update_stipple( struct st_context *st )
{
const GLuint sz = sizeof(st->state.poly_stipple.stipple);
assert(sz == sizeof(st->ctx->PolygonStipple));
if (memcmp(&st->state.poly_stipple.stipple, st->ctx->PolygonStipple, sz)) {
/* state has changed */
memcpy(st->state.poly_stipple.stipple, st->ctx->PolygonStipple, sz);
st->pipe->set_polygon_stipple(st->pipe, &st->state.poly_stipple);
}
}
const struct st_tracked_state st_update_polygon_stipple = {
.dirty = {
.mesa = (_NEW_POLYGONSTIPPLE),
.st = 0,
},
.update = update_stipple
};
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