| 摘要 |
PROBLEM TO BE SOLVED: To realize gradation expressions matched with BGM in a game machine provided with decoration lamps capable of performing the gradation expressions. SOLUTION: The game machine equipped with a speaker 56 and spotlights 140a-140d is constituted and the spotlights make the gradation expressions possible by the control of a lighting duty. Lighting data for performing the gradation expressions are generated by the following procedure. The sound output of the BGM reproduced by a source IC 128A is taken out to the outside of a control board and input to a graphic equalizer 202. In the graphic equalizer, a frequency which gives a strong impression to a player is selected corresponding to each part of a music piece. The sound output adjusted in such a manner is sampled and the lighting data are generated. By performing the gradation control of the spotlights on the basis of the lighting data, the gradation expressions based on the image of the BGM are realized. COPYRIGHT: (C)2007,JPO&INPIT
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