There is a Renoise tool for that: New Tool (2.8): Custom Wave Generator written by IT-Alien.
It works so well (apart from little snags, like overwriting samples in your instrument) that I think it would makes sense to bundle it with Renoise.
There is a Renoise tool for that: New Tool (2.8): Custom Wave Generator written by IT-Alien.
It works so well (apart from little snags, like overwriting samples in your instrument) that I think it would makes sense to bundle it with Renoise.