I'm a bit confused by the syntax of this function. CC says the arguments should be

Could someone explain what exatcly are these arguments?

1. Is a location
2. Not sure, might be range. It's a number.
3. Same as 2. It's a decimal number.
4. That's a pointer to an actor.

I'm sure about 1,2,3 but lua doesn't have pointers.
Must be a mistake in the documentation/bindings.

What I meant was how to use this function. Knowing what datatypes the arguments are really doesn't help that much.

Do you mean like this:

Yes, that's what I'm looking for.