---
title: "makeGeometryModifier(descriptor:)"
framework: realitykit
role: symbol
role_heading: Instance Method
path: "realitykit/lowlevelrendercontext/makegeometrymodifier(descriptor:)"
---

# makeGeometryModifier(descriptor:)

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

## Declaration

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