---
title: "init(deltaTime:commandBuffer:computeEncoder:localToWorld:worldToLocal:viewPosition:viewDirection:)"
framework: Compute Graph
role: symbol
role_heading: Initializer
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: "computegraph/computegraphsimulation/advanceparams/init(deltatime:commandbuffer:computeencoder:localtoworld:worldtolocal:viewposition:viewdirection:)"
---

# init(deltaTime:commandBuffer:computeEncoder:localToWorld:worldToLocal:viewPosition:viewDirection:)

## Declaration

```swift
init(deltaTime: Float, commandBuffer: any MTLCommandBuffer, computeEncoder: any MTLComputeCommandEncoder, localToWorld: simd_float4x4, worldToLocal: simd_float4x4, viewPosition: SIMD3<Float>? = nil, viewDirection: SIMD3<Float>? = nil)
```