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Routines |
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Used by the routine at GameMenu.
Plays a tune, but only if this routine has not played one before. Bit 0 of TunePlayedFlag is set the first time and nothing clears it. The tune stops when a key is pressed (see PlayMusic_WaitKey).
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Play only if TunePlayedFlag is clear.
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| PlayMusicOnce | 46241 | LD HL,23345 | Point HL at TunePlayedFlag. | |||||
| 46244 | LD A,(HL) | Return if TunePlayedFlag is set. | ||||||
| 46245 | AND A | |||||||
| 46246 | RET NZ | |||||||
| 46247 | SET 0,(HL) | Set bit 0 of TunePlayedFlag. | ||||||
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Continue on to PlayMusic_WaitKey.
View the equivalent code in;
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