From eaf5b8722bfaa8f8612c2cae14f61be4874c6406 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Tue, 22 Aug 2017 14:23:17 -0700 Subject: [PATCH] i965: Only set key->flat_shade if COL0/COL1 are written. This may reduce some recompiles. Reviewed-by: Timothy Arceri --- src/mesa/drivers/dri/i965/brw_wm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c index c9c45045902..e1555d60c56 100644 --- a/src/mesa/drivers/dri/i965/brw_wm.c +++ b/src/mesa/drivers/dri/i965/brw_wm.c @@ -531,7 +531,9 @@ brw_wm_populate_key(struct brw_context *brw, struct brw_wm_prog_key *key) key->stats_wm = brw->stats_wm; /* _NEW_LIGHT */ - key->flat_shade = (ctx->Light.ShadeModel == GL_FLAT); + key->flat_shade = + (prog->info.inputs_read & (VARYING_BIT_COL0 | VARYING_BIT_COL1)) && + (ctx->Light.ShadeModel == GL_FLAT); /* _NEW_FRAG_CLAMP | _NEW_BUFFERS */ key->clamp_fragment_color = ctx->Color._ClampFragmentColor; -- 2.30.2