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Routines |
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Fills two pairs of pixel rows of the edge with the pattern in DE, moving along by the column step between them.
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| FillFourEdgeRows | 56137 | CALL FillEdgeRowPair | Call FillEdgeRowPair. | |
| 56140 | LD A,(52790) | The column step. | ||
| 56143 | NEG | Negate A. | ||
| 56145 | ADD A,L | A gains L. | ||
| 56146 | LD L,A | L=A. | ||
| 56147 | CALL FillEdgeRowPair | Call FillEdgeRowPair. | ||
| 56150 | LD B,4 | B=4. | ||
| 56152 | JP MoveUpEdgeRows | Jump to MoveUpEdgeRows. | ||
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