---
title: tessellationInputPatches
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlcounterresultstatistic/tessellationinputpatches
---

# tessellationInputPatches

The number of tessellation patches a render pass sends to the tessellation stage.

## Declaration

```swift
var tessellationInputPatches: UInt64
```

## See Also

### Statistics values

- [vertexInvocations](metal/mtlcounterresultstatistic/vertexinvocations.md)
- [postTessellationVertexInvocations](metal/mtlcounterresultstatistic/posttessellationvertexinvocations.md)
- [clipperInvocations](metal/mtlcounterresultstatistic/clipperinvocations.md)
- [clipperPrimitivesOut](metal/mtlcounterresultstatistic/clipperprimitivesout.md)
- [fragmentInvocations](metal/mtlcounterresultstatistic/fragmentinvocations.md)
- [fragmentsPassed](metal/mtlcounterresultstatistic/fragmentspassed.md)
- [computeKernelInvocations](metal/mtlcounterresultstatistic/computekernelinvocations.md)