---
title: "init(strideInX:strideInY:strideInZ:dilationRateInX:dilationRateInY:dilationRateInZ:groups:paddingLeft:paddingRight:paddingTop:paddingBottom:paddingFront:paddingBack:paddingStyle:dataLayout:weightsLayout:)"
framework: metalperformanceshadersgraph
role: symbol
role_heading: Initializer
path: "metalperformanceshadersgraph/mpsgraphconvolution3dopdescriptor/init(strideinx:strideiny:strideinz:dilationrateinx:dilationrateiny:dilationrateinz:groups:paddingleft:paddingright:paddingtop:paddingbottom:paddingfront:paddingback:paddingstyle:datalayout:weightslayout:)"
---

# init(strideInX:strideInY:strideInZ:dilationRateInX:dilationRateInY:dilationRateInZ:groups:paddingLeft:paddingRight:paddingTop:paddingBottom:paddingFront:paddingBack:paddingStyle:dataLayout:weightsLayout:)

Creates a convolution descriptor with given values for parameters.

## Declaration

```swift
convenience init?(strideInX: Int, strideInY: Int, strideInZ: Int, dilationRateInX: Int, dilationRateInY: Int, dilationRateInZ: Int, groups: Int, paddingLeft: Int, paddingRight: Int, paddingTop: Int, paddingBottom: Int, paddingFront: Int, paddingBack: Int, paddingStyle: MPSGraphPaddingStyle, dataLayout: MPSGraphTensorNamedDataLayout, weightsLayout: MPSGraphTensorNamedDataLayout)
```

## Parameters

- `strideInX`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/strideInX property.
- `strideInY`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/strideInY property.
- `strideInZ`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/strideInZ property.
- `dilationRateInX`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/dilationRateInX property.
- `dilationRateInY`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/dilationRateInY property.
- `dilationRateInZ`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/dilationRateInZ property.
- `groups`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/groups property.
- `paddingLeft`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingLeft property.
- `paddingRight`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingRight property.
- `paddingTop`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingTop property.
- `paddingBottom`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingBottom property.
- `paddingFront`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingFront property.
- `paddingBack`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingBack property.
- `paddingStyle`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/paddingStyle property.
- `dataLayout`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/dataLayout property.
- `weightsLayout`: See doc://com.apple.metalperformanceshadersgraph/documentation/MetalPerformanceShadersGraph/MPSGraphConvolution3DOpDescriptor/weightsLayout property.

## Return Value

Return Value The MPSGraphConvolution3DOpDescriptor on autoreleasepool.