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Routines |
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Used by the routine at UpdateBeams.
Checks whether the ship is touching a beam, and if so hurts it.
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| CheckBeamHit | 9D0E | LD A,($96AB) | Fetch the delivery flag from 96AB. | |
| 9D11 | AND A | Test it. | ||
| 9D12 | RET NZ | Return if it is set. | ||
| 9D13 | LD E,$01 | Set the height of the beam to one pixel. | ||
| 9D15 | CALL TestBoxAgainstShip | Test whether the beam touches the hit box of the ship. | ||
| 9D18 | LD A,($5C1C) | Fetch the result of the test. | ||
| 9D1B | AND A | Test it. | ||
| 9D1C | RET Z | Return if the beam missed. | ||
| 9D1D | LD A,$10 | Wait 10 frames before the beam can hurt the ship again. | ||
| 9D1F | LD ($9D2F),A | Store the delay. | ||
| 9D22 | JP DamageShip_Hit | Damage the ship. | ||
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