static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * AppendSimpleExtrudePolygon ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * TargetMesh, [FGeometryScriptPrimitiveOptions](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptPrimitiveOptions) PrimitiveOptions, FTransform Transform, const [TArray](API\Runtime\Core\Containers\TArray)< FVector2D > & PolygonVertices, float Height, int32 HeightSteps, bool bCapped, [EGeometryScriptPrimitiveOriginMode](API\Plugins\GeometryScriptingCore\GeometryScript\EGeometryScriptP-_1) Origin, [UGeometryScriptDebug](API\Plugins\GeometryScriptingCore\GeometryScript\UGeometryScriptDebug) * Debug )