| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a natural volume control in a music performance program, a music performance device, a music performance system, and a music performance method for emitting sound on the basis of the movement of a user. <P>SOLUTION: The music performance program causes a computer of a music performance device to function as: an attitude variation acquiring section 101 for acquiring an attitude variation per frame of a controller on the basis of an angular speed related to the attitude or movement of the controller; a volume parameter setting section 102 for setting a volume parameter for determining the volume according to the attitude variation; and a voice signal output section 106 for outputting a voice signal of the volume according to the volume parameter. <P>COPYRIGHT: (C)2013,JPO&INPIT |
