From: Vadim Girlin <vadimgirlin@gmail.com>
Date: Tue, 28 Aug 2012 14:01:13 +0000 (+0400)
Subject: u_vbuf: avoid unnecessary update of the vertex elements
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6463eb013f645440d252b8b390e1c6e3c1212b7e;p=mesa.git

u_vbuf: avoid unnecessary update of the vertex elements

Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Reviewed-by: Marek Olšák <maraeo@gmail.com>
---

diff --git a/src/gallium/auxiliary/util/u_vbuf.c b/src/gallium/auxiliary/util/u_vbuf.c
index 4141ba536fd..52db294cbd4 100644
--- a/src/gallium/auxiliary/util/u_vbuf.c
+++ b/src/gallium/auxiliary/util/u_vbuf.c
@@ -225,7 +225,9 @@ u_vbuf_set_vertex_elements_internal(struct u_vbuf *mgr, unsigned count,
    }
 
    assert(ve);
-   pipe->bind_vertex_elements_state(pipe, ve->driver_cso);
+
+   if (ve != mgr->ve)
+	   pipe->bind_vertex_elements_state(pipe, ve->driver_cso);
    return ve;
 }