diff options
author | Zack Rusin <zack@tungstengraphics.com> | 2007-12-11 07:19:11 -0500 |
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committer | Zack Rusin <zack@tungstengraphics.com> | 2007-12-11 07:39:06 -0500 |
commit | c474f1fb9088528af998168717783b52e5c2f0a2 (patch) | |
tree | d403522e2ad7f2e1110bb939c2c3e498df33206f /src/mesa/pipe/i965simple/brw_vs_state.c | |
parent | 12363674e5aa39b780020339038186b7715bd4b2 (diff) |
Port i965 driver to Gallium3D.
This is a squashed commit of i965 branch on
ssh://people.freedesktop.org/~zack/mesa
Because of the porting the branch often didn't compile so
squashing it makes more sense.
The port is still far from complete.
Diffstat (limited to 'src/mesa/pipe/i965simple/brw_vs_state.c')
-rw-r--r-- | src/mesa/pipe/i965simple/brw_vs_state.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/mesa/pipe/i965simple/brw_vs_state.c b/src/mesa/pipe/i965simple/brw_vs_state.c new file mode 100644 index 00000000000..7d6fb383b9e --- /dev/null +++ b/src/mesa/pipe/i965simple/brw_vs_state.c @@ -0,0 +1,102 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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, sublicense, 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 NONINFRINGEMENT. + IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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 "brw_context.h" +#include "brw_state.h" +#include "brw_defines.h" + +#include "pipe/p_util.h" + +static void upload_vs_unit( struct brw_context *brw ) +{ + struct brw_vs_unit_state vs; + + memset(&vs, 0, sizeof(vs)); + + /* CACHE_NEW_VS_PROG */ + vs.thread0.kernel_start_pointer = brw->vs.prog_gs_offset >> 6; + vs.thread0.grf_reg_count = ALIGN(brw->vs.prog_data->total_grf, 16) / 16 - 1; + vs.thread3.urb_entry_read_length = brw->vs.prog_data->urb_read_length; + vs.thread3.const_urb_entry_read_length = brw->vs.prog_data->curb_read_length; + vs.thread3.dispatch_grf_start_reg = 1; + + + /* BRW_NEW_URB_FENCE */ + vs.thread4.nr_urb_entries = brw->urb.nr_vs_entries; + vs.thread4.urb_entry_allocation_size = brw->urb.vsize - 1; + vs.thread4.max_threads = MIN2( + MAX2(0, (brw->urb.nr_vs_entries - 6) / 2 - 1), + 15); + + + + if (BRW_DEBUG & DEBUG_SINGLE_THREAD) + vs.thread4.max_threads = 0; + + /* BRW_NEW_CURBE_OFFSETS, _NEW_TRANSFORM */ + if (0 /*brw->attribs.Clip->ClipPlanesEnabled*/) { + /* Note that we read in the userclip planes as well, hence + * clip_start: + */ + vs.thread3.const_urb_entry_read_offset = brw->curbe.clip_start * 2; + } + else { + vs.thread3.const_urb_entry_read_offset = brw->curbe.vs_start * 2; + } + + vs.thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754; + vs.thread3.urb_entry_read_offset = 0; + + /* No samplers for ARB_vp programs: + */ + vs.vs5.sampler_count = 0; + + if (BRW_DEBUG & DEBUG_STATS) + vs.thread4.stats_enable = 1; + + /* Vertex program always enabled: + */ + vs.vs6.vs_enable = 1; + + brw->vs.state_gs_offset = brw_cache_data( &brw->cache[BRW_VS_UNIT], &vs ); +} + + +const struct brw_tracked_state brw_vs_unit = { + .dirty = { + .brw = (BRW_NEW_CLIP | + BRW_NEW_CURBE_OFFSETS | + BRW_NEW_URB_FENCE), + .cache = CACHE_NEW_VS_PROG + }, + .update = upload_vs_unit +}; |