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Routines |
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Updates an entity of the type 13. Field 35 counts down the number of frames that the entity lasts for. It plays a buzz on every frame and flips bit 0 of its frame.
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| UpdateSparkleEntity | 40384 | CALL PlayTinyBuzz | Call PlayTinyBuzz to play a buzz. | |||||
| 40387 | DEC (IX+35) | Decrease field 35 of the entity by one. | ||||||
| 40390 | JR NZ,UpdateSparkleEntity_Flip | Jump to UpdateSparkleEntity_Flip if it is not zero. | ||||||
| 40392 | LD (IX+0),0 | Set the type of the entity to 0 to free it. | ||||||
| 40396 | SET 7,(IX+1) | Set bit 7 of the frame of the entity, to hide it. | ||||||
| 40400 | JP UpdateEntity_Done | Jump to UpdateEntity_Done. | ||||||
| UpdateSparkleEntity_Flip | 40403 | LD A,(IX+1) | Fetch the frame of the entity. | |||||
| 40406 | XOR %00000001 | Flip bit 0. | ||||||
| 40408 | LD (IX+1),A | Store it. | ||||||
| 40411 | JP UpdateEntity_Project | Jump to UpdateEntity_Project to carry on updating the entity. | ||||||
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