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# makeSurfaceShader(descriptor:)

Synchronous variant of [`makeSurfaceShader(descriptor:)`](/documentation/RealityKit/LowLevelRenderContext/makeSurfaceShader(descriptor:)-66tq8). Blocks the current thread until compilation completes.

```
func makeSurfaceShader(descriptor: LowLevelMaterialResource.SurfaceShader.Descriptor) throws -> sending LowLevelMaterialResource.SurfaceShader
```

---

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