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API > API/Plugins > API/Plugins/ModelingComponents > API/Plugins/ModelingComponents/Selection > API/Plugins/ModelingComponents/Selection/UMeshTopologySelectionMechanic
- IModifierToggleBehaviorTarget::OnUpdateModifierState()
- UMeshTopologySelectionMechanic::OnUpdateModifierState()
References
| Module | ModelingComponents |
| Header | /Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Selection/MeshTopologySelectionMechanic.h |
| Include | #include "Selection/MeshTopologySelectionMechanic.h" |
| Source | /Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Private/Selection/MeshTopologySelectionMechanic.cpp |
virtual void OnUpdateModifierState
&40;
int ModifierID,
bool bIsOn
&41;
Remarks
Notify target of current modifier state
Parameters
| Name | Description |
|---|---|
| ModifierID | client-defined integer that identifiers modifier |
| bIsOn | is modifier current on or off |