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Routines |
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Used by the routine at 29861.
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| ActorFindPosDir | 30018 | LD A,(24075) | A=actor X position. | |
| 30021 | AND %00000110 | Keep only bits 1-2. | ||
| 30023 | LD C,A | Store the result in C. | ||
| 30024 | LD A,(24077) | A=actor movement direction. | ||
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Actor: Get Sprite Address
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| ActorGetSpriteAddress | 30027 | BIT 6,A | Jump to ActorFindPosDir_0 if bit 6 of sprite header is reset. | |
| 30029 | JR Z,ActorFindPosDir_0 | |||
| 30031 | SET 3,C | |||
| ActorFindPosDir_0 | 30033 | DEC A | ||
| 30034 | CP 3 | |||
| 30036 | JR NC,30056 | |||
| 30038 | RLCA | |||
| 30039 | RLCA | |||
| 30040 | RLCA | |||
| 30041 | RLCA | |||
| 30042 | AND %11110000 | Keep only bits 4-7. | ||
| 30044 | OR C | |||
| 30045 | LD HL,30234 | HL=SpritesTable. | ||
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This entry point is used by the routine at 30056.
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| ActorFindPosDir_1 | 30048 | LD C,A | Create an offset in BC. | |
| 30049 | LD B,0 | |||
| 30051 | ADD HL,BC | HL=sprite table + offset. | ||
| 30052 | LD E,(HL) | DE=sprite address. | ||
| 30053 | INC HL | |||
| 30054 | LD D,(HL) | |||
| 30055 | RET | Return. | ||
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