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Routines |
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Used by the routine at CreateTownObjects.
Called every frame in town. From level eight onwards it puts a tumbleweed (an object of type 23) in the ninth object slot, next to the sheriff, if the slot is free.
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From level eight onwards, use the ninth slot if it is free.
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| CreateTumbleweed | 43164 | LD A,(41568) | Fetch the level. | |
| 43167 | CP 8 | Compare it with eight. | ||
| 43169 | RET C | Return if the level is below eight. | ||
| 43170 | LD DE,41725 | Point DE at ObjectSlot_09. | ||
| 43173 | LD A,(DE) | Fetch the type of the object in the slot. | ||
| 43174 | AND A | Return if the slot is in use. | ||
| 43175 | RET NZ | |||
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Copy the template and place the tumbleweed near the sheriff.
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| 43176 | PUSH DE | Copy DE to IY (using the stack). | ||
| 43177 | POP IY | |||
| 43179 | LD HL,43201 | Point HL at TumbleweedTemplate. | ||
| 43182 | LD BC,16 | Set the size of an object slot in BC. | ||
| 43185 | LDIR | Copy the template into the slot. | ||
| 43187 | LD B,1 | Set the distance from the sheriff to one cell. | ||
| 43189 | CALL PlaceNearSheriff | Place the tumbleweed one cell away from the sheriff. | ||
| 43192 | RET NZ | Return if that cell is blocked. | ||
| 43193 | CALL SetPositionInCell | Set the position of the tumbleweed within its cell. | ||
| 43196 | LD (IY+0),23 | Turn the slot into a tumbleweed. | ||
| 43200 | RET | Return. | ||
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