---
title: "signalEvent(_:value:)"
framework: metal
role: symbol
role_heading: Instance Method
path: "metal/mtl4commandqueue/signalevent(_:value:)"
---

# signalEvent(_:value:)

Schedules an operation to signal a GPU event with a specific value after all GPU work prior to this point is complete.

## Declaration

```swift
func signalEvent(_ event: any MTLEvent, value: UInt64)
```

## Parameters

- `event`: doc://com.apple.metal/documentation/Metal/MTLEvent to signal.
- `value`: The value to signal the doc://com.apple.metal/documentation/Metal/MTLEvent with.