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Routines |
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Used by the routine at ScrollWorld.
Does nothing unless the tiles have just changed or the world is being scrolled in at the start of a life. Sets the attributes of the background for the two rows of the tile at TopTileColour and BottomTileColour.
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| SetRowAttributes | DEE1 | LD A,($5C3D) | The tiles changed. | |
| DEE4 | LD B,A | B=A. | ||
| DEE5 | LD A,($5C3C) | The scroll-in flag. | ||
| DEE8 | OR B | Set the bits of A that are set in B. | ||
| DEE9 | RET Z | Return if the zero flag is set. | ||
| DEEA | LD A,($CE58) | The map row. | ||
| DEED | CALL ChooseRowAttribute | Call ChooseRowAttribute. | ||
| DEF0 | LD ($5C3A),A | Update the top-tile colour. | ||
| DEF3 | LD A,($CE58) | The map row. | ||
| DEF6 | INC A | Advance A. | ||
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Continue on to ChooseRowAttribute.
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| Prev: DDF8 | Up: Map | Next: DEF7 |