---
title: "MTKMetalVertexDescriptorFromModelIO(_:)"
framework: metalkit
role: symbol
role_heading: Function
path: "metalkit/mtkmetalvertexdescriptorfrommodelio(_:)"
---

# MTKMetalVertexDescriptorFromModelIO(_:)

Returns a partially converted Metal vertex descriptor.

## Declaration

```swift
func MTKMetalVertexDescriptorFromModelIO(_ modelIODescriptor: MDLVertexDescriptor) -> MTLVertexDescriptor?
```

## Return Value

Return Value A Metal vertex descriptor object.

## Discussion

Discussion This function is equivalent to the MTKMetalVertexDescriptorFromModelIOWithError function, but does not report errors.

## See Also

### Converting Between Model I/O and Metal Vertex Descriptors

- [MTKModelIOVertexDescriptorFromMetal(_:)](metalkit/mtkmodeliovertexdescriptorfrommetal(_:).md)