---
title: init()
framework: metal
role: symbol
role_heading: Initializer
path: metal/mtlsize/init()
---

# init()

Creates a default size instance by setting the initial values for its width, height, and depth properties to zero.

## Declaration

```swift
init()
```

## See Also

### Creating a size instance

- [init(width:height:depth:)](metal/mtlsize/init(width:height:depth:).md)
- [MTLSizeMake(_:_:_:)](metal/mtlsizemake(_:_:_:).md)