Reads from a control bus shared between the internal server and the SC client. Control rate only. Reading from a shared control bus on the client is synchronous. When not using the internal server use the get method of Bus (or /c_get in messaging style) or SendTrig with an OSCFunc.
The index of the shared control bus to write to.
An Array of channels or single output to write out. You cannot change the size of this once a SynthDef has been built.