---
title: "encode(to:sourceTexture:regions:numberOfRegions:keypointCount:keypointCountBufferOffset:keypointDataBuffer:keypointDataBufferOffset:)"
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: "metalperformanceshaders/mpsimagefindkeypoints/encode(to:sourcetexture:regions:numberofregions:keypointcount:keypointcountbufferoffset:keypointdatabuffer:keypointdatabufferoffset:)"
---

# encode(to:sourceTexture:regions:numberOfRegions:keypointCount:keypointCountBufferOffset:keypointDataBuffer:keypointDataBufferOffset:)

## Declaration

```swift
func encode(to commandBuffer: any MTLCommandBuffer, sourceTexture source: any MTLTexture, regions: UnsafePointer<MTLRegion>, numberOfRegions: Int, keypointCount keypointCountBuffer: any MTLBuffer, keypointCountBufferOffset: Int, keypointDataBuffer: any MTLBuffer, keypointDataBufferOffset: Int)
```