From: Jason Ekstrand Date: Wed, 4 Dec 2019 02:31:24 +0000 (-0600) Subject: i965/blorp: Don't resolve HiZ unless we're reinterpreting X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ea7446ba82b1d4225ae2e462340e529194514768;p=mesa.git i965/blorp: Don't resolve HiZ unless we're reinterpreting This eliminates 50% of pixels (2M) rendered for a blit in GS:GO. This accounts for 3% of pixels rendered in the game. Total GPU clocks for the first 900 frames of CSGO improves by 1%. Tested-by: Mark Janes Reviewed-by: Kenneth Graunke --- diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c b/src/mesa/drivers/dri/i965/brw_blorp.c index 873c1a6c1c8..0ac636bb88c 100644 --- a/src/mesa/drivers/dri/i965/brw_blorp.c +++ b/src/mesa/drivers/dri/i965/brw_blorp.c @@ -395,7 +395,7 @@ brw_blorp_blit_miptrees(struct brw_context *brw, /* We do format workarounds for some depth formats so we can't reliably * sample with HiZ. One of these days, we should fix that. */ - if (src_aux_usage == ISL_AUX_USAGE_HIZ) + if (src_aux_usage == ISL_AUX_USAGE_HIZ && src_mt->format != src_format) src_aux_usage = ISL_AUX_USAGE_NONE; const bool src_clear_supported = src_aux_usage != ISL_AUX_USAGE_NONE && src_mt->format == src_format;