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radv: disable vertex reuse when writing viewport index

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This fixes some issues we'd hit later if using viewport
indexes.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2017-01-18 06:26:31 +10:00
parent 7e0382fb35
commit aac562f112
1 changed files with 2 additions and 0 deletions
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2
src/amd/vulkan/radv_cmd_buffer.c
View file

@ -511,6 +511,8 @@ radv_emit_vertex_shader(struct radv_cmd_buffer *cmd_buffer,
cull_dist_mask << 8 |
clip_dist_mask);
radeon_set_context_reg(cmd_buffer->cs, R_028AB4_VGT_REUSE_OFF,
S_028AB4_REUSE_OFF(vs->info.vs.writes_viewport_index));
}