PCN (Pitch Class Processor, in Portuguese) is a program designed to help analysis based on set theory, effecting all (I hope) basic operations. It was developed as an example of the use of an object-oriented library named objnota. This library was the result of a project sponsored by the National Council for the Scientific and Technological Development (CNPq).
PCN is now in its third version, with a new look, and the possibility of entering data with a MIDI keyboard, with the computer keyboard, and the usual mouse clicks. Of course, you can listen to the pitch-sets if you have a MIDI output in your system.
The interface of PCN consists of two windows:
This program is freeware. Please, if you use it donít forget the credits to Jamary Oliveira.
Any doubts, uses, bugs, and suggestions I will be happy to know about. Send an e-mail to:
DOWNLOAD (338 Kb)
(unzip and run the downloaded file to install the program)