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Fixed assertion crash occurring when mouse-overing collapsed material attributes.

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Crash occured while generating preview graph displayed in tooltip.

#jira UE-159508
#rb jason.nadro
#preflight 62f3c0e823003b62a328216c

[CL 21318060 by massimo tristano in ue5-main branch]
This commit is contained in:
massimo tristano
2022-08-10 10:34:41 -04:00
parent ca0a91b742
commit 80eb789b44
1 changed files with 1 additions and 1 deletions
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2
Engine/Source/Editor/GraphEditor/Private/MaterialNodes/SGraphNodeMaterialBase.cpp
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@@ -273,7 +273,7 @@ void SGraphNodeMaterialBase::CreatePinWidgets()
bool bPinDesiresToBeHidden = CurPin->bHidden || (bHideNoConnectionPins && !bPinHasConections);
UMaterialGraph* MaterialGraph = CastChecked<UMaterialGraph>(GraphNode->GetGraph());
if (MaterialNode && MaterialNode->MaterialExpression && MaterialGraph->MaterialFunction == nullptr)
if (MaterialNode && MaterialNode->MaterialExpression && MaterialGraph->MaterialFunction == nullptr && !MaterialGraph->MaterialInputs.IsEmpty())
{
bool bIsAMakeAttrNode = MaterialNode->MaterialExpression->IsA(UMaterialExpressionMakeMaterialAttributes::StaticClass());
bool bIsABreakAttrNode = MaterialNode->MaterialExpression->IsA(UMaterialExpressionBreakMaterialAttributes::StaticClass());