|
Routines |
| Prev: 7CC8 | Up: Map | Next: 7CFE |
|
Used by the routine at FB52. Removes the hook and the budgie from Sam's possession if he has either one.
|
||||
| 7CD8 | LD HL,$7D1C | Point HL at the object location table at 7D1C | ||
| 7CDB | LD A,(HL) | Pick up the first byte of an entry | ||
| 7CDC | INC A | Have we reached the end of the table? | ||
| 7CDD | RET Z | Return if so | ||
| 7CDE | INC HL | Point HL at the last byte of the entry | ||
| 7CDF | INC HL | |||
| 7CE0 | INC HL | |||
| 7CE1 | RRCA | Is the entry active? | ||
| 7CE2 | JR C,$7CFB | Jump to the next entry if not | ||
| 7CE4 | AND $20 | Is the entry for the hook or budgie? | ||
| 7CE6 | JR Z,$7CFB | Jump to the next entry if not | ||
| 7CE8 | LD A,($7FE9) | Collect the object inventory flags from 7FE9 | ||
| 7CEB | AND (HL) | Does Sam have this object? | ||
| 7CEC | JR Z,$7CFB | Jump if not | ||
| 7CEE | LD A,($7FE9) | Take the object from Sam by resetting the appropriate bit at 7FE9 | ||
| 7CF1 | XOR (HL) | |||
| 7CF2 | LD ($7FE9),A | |||
| 7CF5 | DEC HL | Point HL at the first byte of the entry | ||
| 7CF6 | DEC HL | |||
| 7CF7 | DEC HL | |||
| 7CF8 | DEC (HL) | Activate the entry by resetting bit 0 of the first byte | ||
| 7CF9 | JR $7CDB | Jump back to scan the remaining entries | ||
| 7CFB | INC HL | Move HL along to the first byte of the next entry | ||
| 7CFC | JR $7CDB | Jump back to scan this entry | ||
| Prev: 7CC8 | Up: Map | Next: 7CFE |