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Routines |
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Used by the routine at MovePlayer.
Raises the speed of the player half of the way towards the maximum speed, keeping it even, and then moves the player.
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| SpeedPlayerUp | DCA8 | LD A,($BBBE) | Work out the new speed, which is the average of the current speed and the maximum speed (MaximumSpeed), made even. | |
| DCAB | SUB (IX+$05) | |||
| DCAE | SRL A | |||
| DCB0 | ADD A,(IX+$05) | |||
| DCB3 | AND $FE | |||
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This entry point is used by the routine at SlowPlayerDown.
Set the speed, move the player and animate the legs.
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| MovePlayer_Speed | DCB5 | LD (IX+$05),A | Set the speed of the player. | |
| DCB8 | CALL SetVelocityFromSpeed | Set the velocity of the player from its speed and direction. | ||
| DCBB | CALL TestMove | Test whether the move is blocked by the scenery. | ||
| DCBE | CALL MoveObject | Move the player. | ||
| DCC1 | CALL MarkCellVisited | Mark the cell that the player is in as visited. | ||
| DCC4 | CALL PlayMovementSound | Play the sound for walking. | ||
| DCC7 | LD A,(IX+$00) | Move on to the next sprite for the legs, from 00 to 05. | ||
| DCCA | LD C,A | |||
| DCCB | INC A | |||
| DCCC | AND $07 | |||
| DCCE | CP $06 | |||
| DCD0 | JR C,MovePlayer_SetLegs | |||
| DCD2 | XOR A | Clear the sprite number if it went past 05. | ||
| MovePlayer_SetLegs | DCD3 | LD B,A | Set the type of the legs. | |
| DCD4 | LD A,C | |||
| DCD5 | AND $F8 | |||
| DCD7 | OR B | |||
| DCD8 | LD (IX+$00),A | |||
| DCDB | RET | Return. | ||
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View the equivalent code in;
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