---
title: "init(_:_:_:)"
framework: simd
role: symbol
role_heading: Initializer
path: "simd/simd_double3x4/init(_:_:_:)"
---

# init(_:_:_:)

Creates a new matrix with the specified vectors as columns.

## Declaration

```swift
init(_ col0: SIMD4<Double>, _ col1: SIMD4<Double>, _ col2: SIMD4<Double>)
```

## See Also

### Initializers

- [init()](simd/simd_double3x4/init().md)
- [init(_:)](simd/simd_double3x4/init(_:)-11lc1.md)
- [init(diagonal:)](simd/simd_double3x4/init(diagonal:).md)
- [init(_:)](simd/simd_double3x4/init(_:)-74wu4.md)
- [init(columns:)](simd/simd_double3x4/init(columns:).md)
- [init(rows:)](simd/simd_double3x4/init(rows:).md)