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Routines |
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Never used. Makes a short tone of a pitch from the table at MovingSoundPitches, which is picked by the frame counter, for an object that has been moved, as shown by the flag for it being moved.
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Return unless the object has just been moved.
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| PlayMovingSound | D56C | LD BC,$D587 | Take the table of pitches, MovingSoundPitches. | |||||
| D56F | BIT 1,(IX+$07) | Test the flag for the object being moved. | ||||||
| D573 | RES 1,(IX+$07) | Clear the flag. | ||||||
| D577 | RET Z | Return if it was not set. | ||||||
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Play a pitch from the table.
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| D578 | LD A,($A715) | Fetch the frame counter. | ||||||
| D57B | AND %00001111 | Keep the lowest four bits. | ||||||
| D57D | LD L,A | Put that in HL. | ||||||
| D57E | LD H,$00 | |||||||
| D580 | ADD HL,BC | Add the table to it. | ||||||
| D581 | LD B,(HL) | Fetch the pitch. | ||||||
| D582 | LD C,$0C | Set the length of the tone. | ||||||
| D584 | JP PlayWaveSequence | Jump to PlayWaveSequence to make the tone. | ||||||
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View the equivalent code in;
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