---
title: "simd_matrix(_:_:_:_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/simd_matrix(_:_:_:_:)-28at0"
---

# simd_matrix(_:_:_:_:)

Returns a new matrix with the specified columns.

## Declaration

```swift
func simd_matrix(_ col0: simd_double4, _ col1: simd_double4, _ col2: simd_double4, _ col3: simd_double4) -> simd_double4x4
```

## See Also

### Matrix Creation Functions

- [simd_matrix_from_rows(_:_:_:_:)](simd/simd_matrix_from_rows(_:_:_:_:)-898tw.md)
- [matrix_from_rows(_:_:_:_:)](simd/matrix_from_rows(_:_:_:_:)-37t0w.md)
- [simd_matrix4x4(_:)](simd/simd_matrix4x4(_:)-20mdz.md)