static void GetVertexElements ( [ERHIFeatureLevel::Type](API\Runtime\RHI\ERHIFeatureLevel__Type) FeatureLevel, EVertexInputStreamType InputStreamType, bool bSupportsManualVertexFetch, [FDataType](API\Runtime\Engine\FLocalVertexFactory\FDataType) & Data, [FInstancedStaticMeshDataType](API\Runtime\Engine\Engine\FInstancedStaticMeshDataType) & InstanceData, FVertexDeclarationElementList & Elements )