---
title: "simd_make_double3(_:_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/simd_make_double3(_:_:)-3b3z3"
---

# simd_make_double3(_:_:)

Returns a new vector from a vector and a scalar value.

## Declaration

```swift
func simd_make_double3(_ xy: simd_double2, _ z: Double) -> simd_double3
```

## See Also

### Functions to Create Three-Element Vectors From Combinations of Vectors and Scalar Values

- [simd_make_double3(_:_:)](simd/simd_make_double3(_:_:)-2va6.md)