From 1a4af234025d1145f6d197cf4f3374d9309af2eb Mon Sep 17 00:00:00 2001
From: Maxim Nikolenko <maximnproductengine@lindenlab.com>
Date: Wed, 18 Dec 2024 02:09:21 +0200
Subject: #3256 force undampened movement for attached animated linkset in
 mouselook

---
 indra/newview/lldrawable.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/indra/newview/lldrawable.cpp b/indra/newview/lldrawable.cpp
index 70ae4ee13f..4921964b35 100644
--- a/indra/newview/lldrawable.cpp
+++ b/indra/newview/lldrawable.cpp
@@ -33,6 +33,7 @@
 
 // viewer includes
 #include "llagent.h"
+#include "llagentcamera.h"
 #include "llcriticaldamp.h"
 #include "llface.h"
 #include "lllightconstants.h"
@@ -778,6 +779,14 @@ bool LLDrawable::updateMove()
 
     makeActive();
 
+    // #3256 force undampened movement for attached objects in mouselook
+    // to prevent animation bork for linkset with animated parts
+    if (!isRoot() && gAgentCamera.cameraMouselook() &&
+        !mVObjp->isRiggedMesh() && mVObjp->getAvatar() && mVObjp->getAvatar()->isSelf())
+    {
+        return updateMoveUndamped();
+    }
+
     return isState(MOVE_UNDAMPED) ? updateMoveUndamped() : updateMoveDamped();
 }
 
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