From 64e663c5782b59b5edecd0d0bba4ef4fa60cc2d4 Mon Sep 17 00:00:00 2001
From: Andrey Kleshchev <117672381+akleshchev@users.noreply.github.com>
Date: Wed, 5 Aug 2026 15:33:44 +0300
Subject: [PATCH] #6071 Fix LLVisualParamHint's background image (FS:TJ-
 Cherry-pick to fix FIRE-36891)

---
 indra/newview/lltoolmorph.cpp | 15 +++++++++++++++
 indra/newview/lltoolmorph.h   |  1 +
 2 files changed, 16 insertions(+)

diff --git a/indra/newview/lltoolmorph.cpp b/indra/newview/lltoolmorph.cpp
index 966b00e151..d7aee2ccc7 100644
--- a/indra/newview/lltoolmorph.cpp
+++ b/indra/newview/lltoolmorph.cpp
@@ -93,6 +93,20 @@ LLVisualParamHint::LLVisualParamHint(
 {
     LLVisualParamHint::sInstances.insert( this );
     mBackgroundp = LLUI::getUIImage("avatar_thumb_bkgrnd.png");
+    if (mBackgroundp)
+    {
+        LLViewerFetchedTexture* tex = dynamic_cast<LLViewerFetchedTexture*>(mBackgroundp->getImage().get());
+        if (tex)
+        {
+            tex->setKnownDrawSize(width, height);
+        }
+
+        mBackgroundLoadedConnection = mBackgroundp->addLoadedCallback([this]()
+        {
+            mNeedsUpdate = true;
+            mDelayFrames = 0;
+        });
+    }
 
     llassert(width != 0);
     llassert(height != 0);
@@ -104,6 +118,7 @@ LLVisualParamHint::LLVisualParamHint(
 LLVisualParamHint::~LLVisualParamHint()
 {
     LLVisualParamHint::sInstances.erase( this );
+    mBackgroundLoadedConnection.disconnect();
 }
 
 //virtual
diff --git a/indra/newview/lltoolmorph.h b/indra/newview/lltoolmorph.h
index fb62ba9bba..9f4b5f6fe9 100644
--- a/indra/newview/lltoolmorph.h
+++ b/indra/newview/lltoolmorph.h
@@ -95,6 +95,7 @@ protected:
     LLJoint*                mCamTargetJoint;    // joint to target with preview camera
 
     LLUIImagePtr mBackgroundp;
+    boost::signals2::scoped_connection mBackgroundLoadedConnection;
 
     typedef std::set< LLVisualParamHint* > instance_list_t;
     static instance_list_t sInstances;