---
title: sensor
framework: realitykit
role: symbol
role_heading: Type Property
path: realitykit/collisionfilter/sensor
---

# sensor

A collision filter for an entity that collides with everything.

## Declaration

```swift
static let sensor: CollisionFilter
```

## Discussion

Discussion The sensor collision filter is typically used by rays in ray casts, shapes in convex shape casts, and trigger volumes. It corresponds to a group and mask both set to all.

## See Also

### Creating a collision filter

- [init(group:mask:)](realitykit/collisionfilter/init(group:mask:).md)
- [default](realitykit/collisionfilter/default.md)