This class handles the properties that you transmit to a system using a VisualEffect.SendEvent.
Lets you alter initial properties from a Spawn context.
| VFXEventAttribute | The copy constructor for the VFXEventAttribute class. | 
| CopyValuesFrom | Copies the values from a VFXEventAttribute to the one you call this function from. | 
| GetBool | Use this method to get the value of a named bool property from the VFXEventAttribute. | 
| GetFloat | Use this method to get the value of a named float property from the VFXEventAttribute. | 
| GetInt | Use this method to get the value of a named integer property from the VFXEventAttribute. | 
| GetMatrix4x4 | Use this method to get the value of a named Matrix4x4 property from the VFXEventAttribute. | 
| GetUint | Use this method to get the value of a named unsigned integer property from the VFXEventAttribute. | 
| GetVector2 | Use this method to get the value of a named Vector2 property from the VFXEventAttribute. | 
| GetVector3 | Use this method to get the value of a named Vector3 property from the VFXEventAttribute. | 
| GetVector4 | Use this method to get the value of a named Vector4 property from the VFXEventAttribute. | 
| HasBool | Use this method to check if the VFXEventAttribute stores a bool with the name you pass in. | 
| HasFloat | Use this method to check if the VFXEventAttribute stores a float with the name you pass in. | 
| HasInt | Use this method to check if the VFXEventAttribute stores a integer with the name you pass in. | 
| HasMatrix4x4 | Use this method to check if the VFXEventAttribute stores a Matrix4x4 with the name you pass in. | 
| HasUint | Use this method to check if the VFXEventAttribute stores a unsigned integer with the name you pass in. | 
| HasVector2 | Use this method to check if the VFXEventAttribute stores a Vector2 with the name you pass in. | 
| HasVector3 | Use this method to check if the VFXEventAttribute stores a Vector3 with the name you pass in. | 
| HasVector4 | Use this method to check if the VFXEventAttribute stores a Vector4 with the name you pass in. | 
| SetBool | Use this method to set the value of a bool with the name you pass in. | 
| SetFloat | Use this method to set the value of a float with the name you pass in. | 
| SetInt | Use this method to set the value of an integer with the name you pass in. | 
| SetMatrix4x4 | Use this method to set the value of a Matrix4x4 with the name you pass in. | 
| SetUint | Use this method to set the value of an unsigned integer with the name you pass in. | 
| SetVector2 | Use this method to set the value of a Vector2 with the name you pass in. | 
| SetVector3 | Use this method to set the value of a Vector3 with the name you pass in. | 
| SetVector4 | Use this method to set the value of a Vector4 with the name you pass in. |