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Routines |
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Used by the routine at MoveRobot.
Turns the robot a quarter of a turn, so that its direction goes up by one. The robot is moved to the start of the cell, and it gets one of the types for turning (32 to 47).
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| TurnRobotRight | 43757 | RES 0,A | Clear the bit of the controls for turning right... | |||||||
| 43759 | LD (38437),A | ...and store them. | ||||||||
| 43762 | LD A,(IX+0) | Fetch the type of the robot. | ||||||||
| 43765 | ADD A,4 | Go forward by one direction... | ||||||||
| 43767 | AND 15 | |||||||||
| 43769 | OR 34 | ...keep the bits that are used for the sprite and mark it as turning. | ||||||||
| 43771 | JR TurnRobot_Store | Jump to store the type and finish. | ||||||||
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