---
title: MDLProbePlacement
framework: modelio
role: symbol
role_heading: Enumeration
path: modelio/mdlprobeplacement
---

# MDLProbePlacement

Options affecting automatic placement of light probes in a scene, used with the placeLightProbes(withDensity:heuristic:using:) method.

## Declaration

```swift
enum MDLProbePlacement
```

## Topics

### Constants

- [MDLProbePlacement.irradianceDistribution](modelio/mdlprobeplacement/irradiancedistribution.md)
- [MDLProbePlacement.uniformGrid](modelio/mdlprobeplacement/uniformgrid.md)

### Initializers

- [init(rawValue:)](modelio/mdlprobeplacement/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Working with Lights

- [placeLightProbes(withDensity:heuristic:using:)](modelio/mdlasset/placelightprobes(withdensity:heuristic:using:).md)