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# makeSimpleSurfaceShader(descriptor:)

Synchronous variant of [`makeSimpleSurfaceShader(descriptor:)`](/documentation/RealityKit/LowLevelRenderContext/makeSimpleSurfaceShader(descriptor:)). Blocks the current thread until compilation completes.

```
func makeSimpleSurfaceShader(descriptor: LowLevelMaterialResource.SimpleSurfaceDescriptor) throws -> sending LowLevelMaterialResource.SurfaceShader
```

---

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