---
title: none
framework: metalperformanceshaders
role: symbol
role_heading: Type Property
path: metalperformanceshaders/mpskerneloptions/none
---

# none

The default option for the kernel. Kernels created with this option will not skip any API validation and will not use reduced precision.

## Declaration

```swift
static var none: MPSKernelOptions { get }
```

## See Also

### Constants

- [skipAPIValidation](metalperformanceshaders/mpskerneloptions/skipapivalidation.md)
- [allowReducedPrecision](metalperformanceshaders/mpskerneloptions/allowreducedprecision.md)
- [disableInternalTiling](metalperformanceshaders/mpskerneloptions/disableinternaltiling.md)
- [insertDebugGroups](metalperformanceshaders/mpskerneloptions/insertdebuggroups.md)