From c29a902e73808263a189cb09525e4aff1a7401e9 Mon Sep 17 00:00:00 2001
From: Andrey Kleshchev <andreykproductengine@lindenlab.com>
Date: Mon, 16 Aug 2021 22:11:52 +0300
Subject: [PATCH] SL-14988 Overflow can keep flexi from updating
---
indra/newview/llflexibleobject.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/indra/newview/llflexibleobject.cpp b/indra/newview/llflexibleobject.cpp
index e075a311c22..ea019bcb931 100644
--- a/indra/newview/llflexibleobject.cpp
+++ b/indra/newview/llflexibleobject.cpp
@@ -389,7 +389,8 @@ void LLVolumeImplFlexible::doIdleUpdate()
U64 throttling_delay = (virtual_frame_num + id) % update_period;
if ((throttling_delay == 0 && mLastFrameNum < virtual_frame_num) //one or more virtual frames per frame
- || (mLastFrameNum + update_period < virtual_frame_num)) // missed virtual frame
+ || (mLastFrameNum + update_period < virtual_frame_num) // missed virtual frame
+ || mLastFrameNum > virtual_frame_num) // overflow
{
// We need mLastFrameNum to compensate for 'unreliable time' and to filter 'duplicate' frames
// If happened too late, subtract throttling_delay (it is zero otherwise)
--
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