switch_channel: IFC_data Channel Swap
Description
Helper to swap channels in a `IFC_data` object.
Usage
switch_channel(obj, from, to)
Value
an `IFC_data` object.
Arguments
- obj
an `IFC_data` object. Default is missing.
- from, to
integer, determining channels to swap
- ...
Other arguments to be passed.
Details
it allows to apply all computation based on channel 'from' onto channel 'to', and reversely