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Routines |
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Handles a fire that moves to and fro along the X axis at a speed of 2, turning round when it hits something.
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Move along X and turn if the fire hits something.
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| HandleFireMovingEastWest | 47085 | CALL SetPixelAdjustments_Ball | Set the pixel adjustments of a ball. | |||||
| 47088 | LD (IX+11),1 | Set the speed in Z to 1, so that the fire does not fall. | ||||||
| 47092 | BIT 0,(IX+13) | Test whether the fire is heading east. | ||||||
| 47096 | LD A,2 | Set the speed to 2. | ||||||
| 47098 | JR NZ,HandleFireMovingEastWest_Speed | Jump to HandleFireMovingEastWest_Speed if it is. | ||||||
| 47100 | NEG | Make the speed negative. | ||||||
| HandleFireMovingEastWest_Speed | 47102 | LD (IX+9),A | Set the speed in X of the fire. | |||||
| 47105 | CALL PlaySoundFromXPosition | Play the sound of a block moving along the X axis. | ||||||
| 47108 | CALL ApplyGravityAndMove | Apply gravity to the fire and move it. | ||||||
| 47111 | BIT 0,(IX+12) | Test whether the fire has hit something along the X axis. | ||||||
| 47115 | LD A,1 | Set the direction bit to flip to bit 0. | ||||||
| 47117 | JR HandleFire_Turn | Jump to HandleFire_Turn. | ||||||
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