chessboard-engine/default/rules.json

Chessboard controller

{
  "pawn": {
    "directions": ["forward"],
    "ratio": [0],
    "max": 1,
    "special": ["checkUnused", "farmerHits"]
  },
  "rook": {
    "directions": ["forward", "backward", "left", "right"],
    "ratio": [0],
    "max": false,
    "special": ["checkCastling"]
  },
  "knight": {
    "directions": ["forward", "backward", "left", "right"],
    "ratio": [0.5, 2],
    "max": 2,
    "jump": true
  },
  "bishop": {
    "directions": ["forward", "backward", "left", "right"],
    "ratio": [1],
    "max": false
  },
  "king": {
    "directions": ["forward", "backward", "left", "right"],
    "ratio": [0, 1],
    "max": 1,
    "special": ["checkCastling"]
  },
  "queen": {
    "directions": ["forward", "backward", "left", "right"],
    "ratio": [0, 1],
    "max": false
  }
}