| /* |
| 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 |
| }; |