diff options
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r-- | src/mesa/state_tracker/st_atom.c | 1 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_atom.h | 1 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_atom_stipple.c | 62 |
3 files changed, 64 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_atom.c b/src/mesa/state_tracker/st_atom.c index 88c6c776a3..dfebfb4768 100644 --- a/src/mesa/state_tracker/st_atom.c +++ b/src/mesa/state_tracker/st_atom.c @@ -48,6 +48,7 @@ static const struct st_tracked_state *atoms[] = &st_update_clip, &st_update_fs, &st_update_setup, + &st_update_polygon_stipple, &st_update_viewport, &st_update_scissor, &st_update_blend, diff --git a/src/mesa/state_tracker/st_atom.h b/src/mesa/state_tracker/st_atom.h index 7ea3301ea5..a56483ac39 100644 --- a/src/mesa/state_tracker/st_atom.h +++ b/src/mesa/state_tracker/st_atom.h @@ -50,6 +50,7 @@ const struct st_tracked_state st_update_clear_color; const struct st_tracked_state st_update_depth; const struct st_tracked_state st_update_fs; const struct st_tracked_state st_update_setup; +const struct st_tracked_state st_update_polygon_stipple; const struct st_tracked_state st_update_viewport; const struct st_tracked_state st_update_constants; const struct st_tracked_state st_update_scissor; diff --git a/src/mesa/state_tracker/st_atom_stipple.c b/src/mesa/state_tracker/st_atom_stipple.c new file mode 100644 index 0000000000..dd04d2158c --- /dev/null +++ b/src/mesa/state_tracker/st_atom_stipple.c @@ -0,0 +1,62 @@ +/************************************************************************** + * + * 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 +}; |