|
Routines |
| Prev: 87F6 | Up: Map | Next: 8820 |
|
Used by the routines at UpdateType13 and UpdateType19.
Occasionally fires a shot from an object, when the flag at A1D7 is set.
|
||||||||
| FireRandomShot | 8813 | LD A,($A1D7) | Fetch the flag from A1D7. | |||||
| 8816 | AND A | Test it. | ||||||
| 8817 | RET Z | Return if it is clear. | ||||||
| 8818 | LD A,($9BCB) | Fetch the first byte of the random seed. | ||||||
| 881B | AND %00101111 | Keep only some of the bits. | ||||||
| 881D | RET NZ | Return if any are set, so a shot is only fired now and then. | ||||||
| 881E | JR FireShot | Jump to FireShot. | ||||||
| Prev: 87F6 | Up: Map | Next: 8820 |