Performance assistance apparatus and method

A computer-implemented performance assistance method for application to a performance apparatus provided with a foot operator group including a plurality of foot operators that are operable with a foot of a human player and that have different pitches assigned respectively thereto, the performance assistance method comprising:

• causing a display device to display a foot operator image indicative of the foot operator group;
• causing the display device to display a portion of a music score of a music piece in such a manner that the portion of the music score to be displayed is updated in accordance with a progression of the music piece, the portion of the music score including a plurality of measures;
• visually adding, to the displayed portion of the music score, a display object indicative of a current position according to the progression of the music piece;
• acquiring chord information indicative of a chord to be performed at the current position according to the progression of the music piece;
• identifying a pitch of a bass note corresponding to the chord indicated by the acquired chord information;
• and
• visually designating, on the foot operator image displayed on the display device, a particular foot operator corresponding to the identified pitch of the bass note, the particular foot pedal being a foot operator to be performed at the current position according to the progression of the music piece.

A non-transitory machine-readable storage medium containing a program executable by a processor to perform a performance assistance method for application to a performance apparatus provided with a foot operator group including a plurality of foot operators that are operable with a foot of a human player and that have different pitches assigned respectively thereto, the performance assistance method comprising:

• causing a display device to display a foot operator image indicative of the foot operator group;
• causing the display device to display a portion of a music score of a music piece in such a manner that the portion of the music score to be displayed is updated in accordance with a progression of the music piece, the portion of the music score including a plurality of measures;
• visually adding, to the displayed portion of the music score, a display object indicative of a current position according to the progression of the music piece;
• acquiring chord information indicative of a chord to be performed at the current position according to the progression of the music piece;
• identifying a pitch of a bass note corresponding to the chord indicated by the acquired chord information;
• and
• visually designating, on the foot operator image displayed on the display device, a particular foot operator corresponding to the identified pitch of the bass note, the particular foot pedal being a foot operator to be performed at the current position according to the progression of the music piece.