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authorKenneth Graunke <kenneth@whitecape.org>2016-07-14 11:48:01 -0700
committerKenneth Graunke <kenneth@whitecape.org>2016-07-17 19:26:53 -0700
commitb94890c19fa82003a03f960d9c3de091756233ac (patch)
treea95f2cb48570d003968cfc0a72e5b620f2a4d8ee /src/mesa/drivers
parentac1181ffbef5250cb3b651e047cce5116727c34c (diff)
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i965: Drop VARYING_SLOT_FACE special case in barycentric setup.
glsl_to_nir always produces a system value for gl_FrontFacing, rather than an input. So there should never be an input with this slot, making this code dead. Signed-off-by: Kenneth Graunke <kenneth@whitecape.org> Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index c907725d5c..446cf3a253 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -6341,9 +6341,8 @@ brw_compute_barycentric_interp_modes(const struct brw_device_info *devinfo,
unsigned barycentric_interp_modes = 0;
nir_foreach_variable(var, &shader->inputs) {
- /* Ignore WPOS and FACE, because they don't require interpolation. */
- if (var->data.location == VARYING_SLOT_POS ||
- var->data.location == VARYING_SLOT_FACE)
+ /* Ignore WPOS; it doesn't require interpolation. */
+ if (var->data.location == VARYING_SLOT_POS)
continue;
/* Flat inputs don't need barycentric modes. */