---
title: "simd_matrix(_:_:_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/simd_matrix(_:_:_:)-4o4n5"
---

# simd_matrix(_:_:_:)

Returns a new matrix with the specified columns.

## Declaration

```swift
func simd_matrix(_ col0: simd_double4, _ col1: simd_double4, _ col2: simd_double4) -> simd_double3x4
```

## See Also

### Matrix Creation Functions

- [simd_matrix_from_rows(_:_:_:_:)](simd/simd_matrix_from_rows(_:_:_:_:)-7j052.md)
- [matrix_from_rows(_:_:_:_:)](simd/matrix_from_rows(_:_:_:_:)-69xld.md)