---
title: "encodeBatch(commandBuffer:sourceGradients:sourceImages:gradientStates:)"
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: "metalperformanceshaders/mpscnngradientkernel/encodebatch(commandbuffer:sourcegradients:sourceimages:gradientstates:)"
---

# encodeBatch(commandBuffer:sourceGradients:sourceImages:gradientStates:)

## Declaration

```swift
func encodeBatch(commandBuffer: any MTLCommandBuffer, sourceGradients: [MPSImage], sourceImages: [MPSImage], gradientStates: [MPSState]) -> [MPSImage]
```