---
title: GLKLightingType.perVertex
framework: GLKit
role: symbol
role_heading: Case
platforms: [iOS 5.0+, iPadOS 5.0+, macOS 10.8+, tvOS 9.0+]
path: glkit/glklightingtype/pervertex
---

# GLKLightingType.perVertex

Indicates that the lighting calculations are performed at each vertex in a triangle and then interpolated across the triangle.

## Declaration

```swift
case perVertex
```

## See Also

### Constants

- [GLKLightingType.perPixel](glkit/glklightingtype/perpixel.md)