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Environment:

• trackcontactstrack_contacts: int[TRACK_SEGMENTS][2]

  • 0: no signal

  • 1: forwards

  • 2: backwards

  • 3: uni

• crosscontactscross_contacts: int[]

  • 0: no signal

  • 1: closing

  • 2: opening

User:

• initialtrain_setup: int[NUM_TRAINS] 

  • index: track number

  • value: train number, negativ for backwards driving trains

• destination: int[]

  • index. train number

  • value: track number

• speeds: int[][]

  • index: train number

  • index: 0-3

  • value: 1-127

Controller:

• trackspeedtrack_speeds: int[TRACK_SEGMENTS][2]

  • 0: off

  • 1 to 127: forward speed

  • -1 to -127: backward speed

• signals: int[TRACK_SEGMENTS][2]

  • 0: off

  • 1: red

  • 2: yellow

  • 3: green

• lamps: bool[]

  • true: on

  • false: off

• crosslightcross_light: int

  • 0: off

  • 1: red

  • 2: yellow

• bell: bool

  • true: on

  • false: off

• pointpoints: bool[NUM_POINTS]

  • true: branch

  • false: straight

• gate: bool

  • true: down

  • false: up

• reached: bool[]

  • index: train number

  • value: true: destination reached; false: destination not yet reached

...