TEMPERAMENT CONTROL METHOD, COMPUTER PROGRAM FOR CONTROLLING TEMPERAMENT, AND TEMPERAMENT CONTROL DEVICE

摘要

PROBLEM TO BE SOLVED: To harmonize performance of an accompaniment keyboard and a melody keyboard, by changing temperament of not only the accompaniment keyboard, but also the melody keyboard, based on a chord indicated by the accompaniment keyboard.;SOLUTION: Based on the chord detected in a step 12 (chord changing processing) of a flowchart (not shown) of key processing and chord change processing, the temperament t2 of the accompaniment keyboard 22 is set/changed (step 46). If the accompaniment temperament t2 is not a just intonation etc. (step 47), a melody temperament is set/changed to an equal temperament (step 58). If the accompaniment temperament t2 is the just intonation etc. (step 47), the melody temperament t1 is set/changed to a middle temperament etc. (step 48 to 55). Here, interval difference of the accompaniment temperament t2 from the melody temperament t1 is checked (step 50 and 52), and the temperament with the least interval difference is selected (step 52 to 55).;COPYRIGHT: (C)2009,JPO&INPIT