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Routines |
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Used by the routine at BFEF.
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| C1CA | LD A,(IX+$02) | Jump to handle right collision detection if enemy moves right | ||
| C1CD | OR A | |||
| C1CE | CALL Z,$C3E0 | |||
| C1D1 | LD A,(IX+$02) | Jump ot handle left collision detection if enemy moves left | ||
| C1D4 | OR A | |||
| C1D5 | CALL NZ,$C4A6 | |||
| C1D8 | LD A,(IX+$09) | Return if enemy is not a MINE LAYER | ||
| C1DB | CP $0D | |||
| C1DD | RET NZ | |||
| C1DE | CALL $A375 | Set A to a pseudo random number | ||
| C1E1 | CP $F0 | Return if number less than $F0 | ||
| C1E3 | RET C | |||
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release a Mine
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| C1E4 | LD A,(IX+$00) | Set A093 to the x-position for the MINE | ||
| C1E7 | ADD A,$08 | |||
| C1E9 | LD ($A093),A | |||
| C1EC | LD A,(IX+$01) | Set A095 to the y-position for the MINE | ||
| C1EF | ADD A,$04 | |||
| C1F1 | LD ($A095),A | |||
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Create a new Mine
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| C1F4 | PUSH IX | Save IX | ||
| C1F6 | CALL $D858 | Check for an avaliable slot into Enemy configuration buffer to configure the mine | ||
| C1F9 | CALL $CDD8 | Configure a mine | ||
| C1FC | LD (IX+$09),$0E | Set enemy type to MINE | ||
| C200 | LD (IX+$0C),$01 | Set mine alive/visible | ||
| C204 | LD A,($A093) | Set mine x-position | ||
| C207 | LD (IX+$00),A | |||
| C20A | LD A,($A095) | Set mine y-position | ||
| C20D | LD (IX+$01),A | |||
| C210 | POP IX | Restore IX | ||
| C212 | RET | |||
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