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| ArcObjects namespaces > ArcMapUI > ESRI.ArcGIS.ArcMapUI > Classes > L > LayerEffectsEnvironment CoClass (ArcObjects .NET 10.4 SDK) | 
Singleton instance of the Layer Effects Environment.
| Interfaces | Description | 
|---|---|
| ILayerEffectsEnvironment | Provides access to members that control the Layer Effects Environment. | 
| ILayerEffectsEnvironment2 | Provides access to members that control the Layer Effects Environment. | 
| ILayerEffectsEnvironment3 | Provides access to members that control the Layer Effects Environment. |