diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2007-05-24 10:41:34 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2007-05-24 10:41:34 +0100 |
commit | 8e4a95a93d15a6707a29454cd47e10b08314cda2 (patch) | |
tree | 91d8156591f89cd8e345250342719c515efb31fa /src/mesa/softpipe/state_tracker/st_atom_fs.c | |
parent | 572dc0864e044776618b0b9e8b808b9584cd1ef6 (diff) |
First version of the softpipe rasterizer.
This will flesh out to hopefully acheive 3 things:
- New software rasterizer for mesa
- New driver model for mesa & dri with much smaller drivers
- The basis for the cell driver.
It's got a long way to go yet, but will at least run trivial/tri.c.
Diffstat (limited to 'src/mesa/softpipe/state_tracker/st_atom_fs.c')
-rw-r--r-- | src/mesa/softpipe/state_tracker/st_atom_fs.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/mesa/softpipe/state_tracker/st_atom_fs.c b/src/mesa/softpipe/state_tracker/st_atom_fs.c new file mode 100644 index 0000000000..ca109d2d34 --- /dev/null +++ b/src/mesa/softpipe/state_tracker/st_atom_fs.c @@ -0,0 +1,56 @@ +/************************************************************************** + * + * Copyright 2003 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. + * + **************************************************************************/ + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + +#include "st_context.h" +#include "softpipe/sp_context.h" +#include "st_atom.h" + + +static void update_fs( struct st_context *st ) +{ + struct softpipe_fs_state fs; + + fs.fp = st->ctx->FragmentProgram._Current; + + if (memcmp(&fs, &st->state.fs, sizeof(fs)) != 0) { + st->state.fs = fs; + st->softpipe->set_fs_state(st->softpipe, &fs); + } +} + + +const struct st_tracked_state st_update_fs = { + .dirty = { + .mesa = 0, + .st = ST_NEW_FRAGMENT_PROGRAM, + }, + .update = update_fs +}; |