---
title: type
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlheapdescriptor/type
---

# type

The memory placement strategy for any resources you allocate from the heaps you create with this descriptor.

## Declaration

```swift
var type: MTLHeapType { get set }
```

## Discussion

Discussion This property’s default value is MTLHeapType.automatic.

## See Also

### Configuring a heap

- [storageMode](metal/mtlheapdescriptor/storagemode.md)
- [cpuCacheMode](metal/mtlheapdescriptor/cpucachemode.md)
- [hazardTrackingMode](metal/mtlheapdescriptor/hazardtrackingmode.md)
- [resourceOptions](metal/mtlheapdescriptor/resourceoptions.md)
- [size](metal/mtlheapdescriptor/size.md)
- [sparsePageSize](metal/mtlheapdescriptor/sparsepagesize.md)