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anv: Set up SBE_SWIZ properly for gl_Viewport

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gl_Viewport is also in the VUE header so we need to whack the read
offset to 0 and emit a default (no overrides) SBE_SWIZ entry in that
case as well.

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
(cherry picked from commit b1f37688ba)
This commit is contained in:
Jason Ekstrand 2019-11-26 15:08:43 -06:00 • committed by Dylan Baker
parent b4e83559cb
commit 2bf47550ce
1 changed files with 2 additions and 2 deletions
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4
src/intel/vulkan/genX_pipeline.c
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@ -369,8 +369,8 @@ emit_3dstate_sbe(struct anv_pipeline *pipeline)
if (input_index < 0)
continue;
/* gl_Layer is stored in the VUE header */
if (attr == VARYING_SLOT_LAYER) {
/* gl_Viewport and gl_Layer are stored in the VUE header */
if (attr == VARYING_SLOT_VIEWPORT || attr == VARYING_SLOT_LAYER) {
urb_entry_read_offset = 0;
continue;
}