From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 102955] HyperZ related rendering issue in ARK: Survival Evolved Date: Mon, 02 Oct 2017 16:01:05 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1409379457==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [IPv6:2610:10:20:722:a800:ff:fe98:4b55]) by gabe.freedesktop.org (Postfix) with ESMTP id 5CB786E33A for ; Mon, 2 Oct 2017 16:01:05 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1409379457== Content-Type: multipart/alternative; boundary="15069600650.AA382.27812"; charset="UTF-8" --15069600650.AA382.27812 Date: Mon, 2 Oct 2017 16:01:05 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D102955 --- Comment #3 from Marek Ol=C5=A1=C3=A1k --- Workaround: diff --git a/src/gallium/drivers/radeonsi/si_blit.c b/src/gallium/drivers/radeonsi/si_blit.c index 67972a2..dc71742 100644 --- a/src/gallium/drivers/radeonsi/si_blit.c +++ b/src/gallium/drivers/radeonsi/si_blit.c @@ -903,6 +903,14 @@ static void si_clear(struct pipe_context *ctx, unsigned buffers, sctx->db_stencil_clear =3D true; si_mark_atom_dirty(sctx, &sctx->db_render_state); } + + /* TODO: Find out what's wrong here. Fast depth clear with + * a dirty DB cache causes corruption in ARK: Survival Evol= ved. + * https://bugs.freedesktop.org/show_bug.cgi?id=3D102955 + * + * This hack massively decreases back-to-back ClearDepth performance. + */ + sctx->b.flags |=3D SI_CONTEXT_FLUSH_AND_INV_DB; } si_blitter_begin(ctx, SI_CLEAR); --=20 You are receiving this mail because: You are the assignee for the bug.= --15069600650.AA382.27812 Date: Mon, 2 Oct 2017 16:01:05 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Commen= t # 3 on bug 10295= 5 from Marek Ol=C5=A1=C3=A1k 
Workaround:

diff --git a/src/gallium/drivers/radeonsi/si_blit.c
b/src/gallium/drivers/radeonsi/si_blit.c
index 67972a2..dc71742 100644
--- a/src/gallium/drivers/radeonsi/si_blit.c
+++ b/src/gallium/drivers/radeonsi/si_blit.c
@@ -903,6 +903,14 @@ static void si_clear(struct pipe_conte=
xt *ctx, unsigned
buffers,
                        sctx->db_stencil_clear =3D true;
                        si_mark_atom_dirty(sctx, &sctx->db_render_st=
ate);
                }
+
+               /* TODO: Find out what's wrong here. Fast depth clear with
+                * a dirty DB cache causes corruption in ARK: Survival Evol=
ved.
+                * https://bugs.freedesktop.org/show_bug.=
cgi?id=3D102955
+                *
+                * This hack massively decreases back-to-back ClearDepth
performance.
+                */
+               sctx->b.flags |=3D SI_CONTEXT_FLUSH_AND_INV_DB;
        }

        si_blitter_begin(ctx, SI_CLEAR);

You are receiving this mail because:
  • You are the assignee for the bug.
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