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Routines |
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Used by the routine at SetRowAttributes.
Chooses the attribute for the background of a map row: the one at SkyAttribute for the rows above row 12 and the one at UndergroundAttribute for the rows from row 12 down.
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| ChooseRowAttribute | 57079 | CP 12 | Compare A with 12. | |||||||||
| 57081 | LD A,(56469) | The sky attribute. | ||||||||||
| 57084 | LD B,A | B=A. | ||||||||||
| 57085 | JR C,ChooseRowAttribute_Store | Jump to ChooseRowAttribute_Store if the carry flag is set. | ||||||||||
| 57087 | LD A,(56470) | The underground attribute. | ||||||||||
| 57090 | LD B,A | B=A. | ||||||||||
| ChooseRowAttribute_Store | 57091 | LD A,B | A=B. | |||||||||
| 57092 | LD (23611),A | Update the bottom-tile colour. | ||||||||||
| 57095 | RET | Return. | ||||||||||
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