---
title: "init(vertices:triangleIndices:polygonTriangleIndices:)"
framework: realitykit
role: symbol
role_heading: Initializer
path: "realitykit/navigationmeshresource/heightdata-swift.struct/init(vertices:triangleindices:polygontriangleindices:)"
---

# init(vertices:triangleIndices:polygonTriangleIndices:)

## Declaration

```swift
init(vertices: [SIMD3<Float>] = [], triangleIndices: [[Int]] = [], polygonTriangleIndices: [Int] = [])
```