---
title: "makeGeometryModifier(descriptor:)"
framework: RealityKit
role: symbol
role_heading: Instance Method
platforms: [iOS 27.0+, iPadOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: "realitykit/lowlevelrendercontextstandalone/makegeometrymodifier(descriptor:)-6cl2f"
---

# makeGeometryModifier(descriptor:)

Synchronous variant of makeGeometryModifier(descriptor:). Blocks the current thread until compilation completes.

## Declaration

```swift
final func makeGeometryModifier(descriptor: LowLevelMaterialResource.GeometryModifier.Descriptor) throws -> sending LowLevelMaterialResource.GeometryModifier
```