---
title: ForceEffectParameters
framework: realitykit
role: symbol
role_heading: Structure
path: realitykit/forceeffectparameters
---

# ForceEffectParameters

The force effect input data to the effect’s update handler or closure.

## Declaration

```swift
struct ForceEffectParameters
```

## Topics

### Instance Properties

- [angularVelocities](realitykit/forceeffectparameters/angularvelocities.md)
- [distances](realitykit/forceeffectparameters/distances.md)
- [elapsedTime](realitykit/forceeffectparameters/elapsedtime.md)
- [entity](realitykit/forceeffectparameters/entity.md)
- [fixedDeltaTime](realitykit/forceeffectparameters/fixeddeltatime.md)
- [inertiaTensors](realitykit/forceeffectparameters/inertiatensors.md)
- [masses](realitykit/forceeffectparameters/masses.md)
- [orientations](realitykit/forceeffectparameters/orientations.md)
- [physicsBodyCount](realitykit/forceeffectparameters/physicsbodycount.md)
- [positions](realitykit/forceeffectparameters/positions.md)
- [velocities](realitykit/forceeffectparameters/velocities.md)

### Instance Methods

- [setForce(_:index:)](realitykit/forceeffectparameters/setforce(_:index:).md)
- [setTorque(_:index:)](realitykit/forceeffectparameters/settorque(_:index:).md)

## See Also

### Custom forces

- [ForceEffectProtocol](realitykit/forceeffectprotocol.md)
- [ForceMode](realitykit/forcemode.md)
- [ForceEffectBase](realitykit/forceeffectbase.md)