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Routines |
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Used by the routines at HandlerDoorClosed and HandlerDoorLocked.
Writes a sprite ID to both halves of a door.
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| SetDoorSprites | 9260 | PUSH IX | Copy IX into HL, as the address of this half of the door. | |||||||
| 9262 | POP HL | |||||||||
| 9263 | LD (HL),A | Update the sprite ID of this half of the door. | ||||||||
| 9264 | EX AF,AF' | Hold the sprite ID in AF'. | ||||||||
| 9265 | LD A,L | Fetch the low byte of the address of this half. | ||||||||
| 9266 | XOR %00001000 | Flip bit 3, to get the address of the other half of the door. | ||||||||
| 9268 | LD L,A | Keep the address of the other half of the door in L. | ||||||||
| 9269 | EX AF,AF' | Fetch the sprite ID from AF'. | ||||||||
| 926A | LD (HL),A | Update the sprite ID of the other half of the door. | ||||||||
| 926B | RET | Return. | ||||||||
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