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Routines |
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Used by the routine at NextStep.
Used when the ship is in the same column as a step of a segment. When the horizontal speed is not negative it sets bit 2 of the contact flags at ContactFlags and carries on at NextStep_Flags. Otherwise the next step is drawn.
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| FlagRightContact | CEC8 | LD A,($CCBB) | The horizontal scroll speed. | |
| CECB | BIT 7,A | Jump to FinishStep_Next if bit 7 of A is set. | ||
| CECD | JP NZ,FinishStep_Next | |||
| CED0 | LD A,($5C31) | The contact flags. | ||
| CED3 | OR %00000100 | Set the bits of A that are set in 04. | ||
| CED5 | LD ($5C31),A | Update the contact flags. | ||
| CED8 | JP NextStep_Flags | Jump to NextStep_Flags. | ||
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