Module: Mesa
Branch: master
Commit: a16a2d7147865634d68151d681a399f669146ff1
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=a16a2d7147865634d68151d681a399f669146ff1
Author: Jordan Justen <jordan.l.jus...@intel.com>
Date: Wed Apr 17 16:17:50 2013 -0700
i965: write layer if gl_Layer is used in VS
This is enabled by the AMD_vertex_shader_layer extension.
Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>
---
src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
index e5c1cec..f14529a 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
@@ -2597,6 +2597,10 @@ vec4_visitor::emit_psiz_and_flags(struct brw_reg reg)
emit(MOV(brw_writemask(reg, WRITEMASK_W),
src_reg(output_reg[VARYING_SLOT_PSIZ])));
}
+ if (prog_data->vue_map.slots_valid & VARYING_BIT_LAYER) {
+ emit(MOV(retype(brw_writemask(reg, WRITEMASK_Y), BRW_REGISTER_TYPE_D),
+ src_reg(output_reg[VARYING_SLOT_LAYER])));
+ }
}
}
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