1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HeuristicLab.Common;
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23 | using HeuristicLab.Core;
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24 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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25 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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26 |
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27 | namespace HeuristicLab.Problems.Robocode {
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28 | [StorableClass]
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29 | [Item("Robocode Grammar", "The grammar for the Robocode GP problem.")]
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30 | public class Grammar : SymbolicExpressionGrammar {
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31 | [StorableConstructor]
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32 | protected Grammar(bool deserializing) : base(deserializing) { }
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33 | protected Grammar(Grammar original, Cloner cloner) : base(original, cloner) { }
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34 |
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35 | public Grammar()
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36 | : base("Robocode Grammar", "The grammar for the Robocode GP problem.") {
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37 | Initialize();
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38 | }
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39 |
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40 | public override IDeepCloneable Clone(Cloner cloner) {
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41 | return new Grammar(this, cloner);
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42 | }
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43 |
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44 | // initialize set of allowed symbols and define
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45 | // the allowed combinations of symbols
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46 | private void Initialize() {
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47 | #region Symbols
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48 | var block = new Block();
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49 | var stat = new Stat();
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50 | var ifStat = new IfStat();
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51 | var elseStat = new ElseStat();
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52 | var whileStat = new WhileStat();
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53 |
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54 | var logicalExpr = new LogicalExpression();
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55 | var numericalExpr = new NumericalExpression();
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56 |
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57 | var equal = new Equal();
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58 | var lessThan = new LessThan();
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59 | var lessThanOrEqual = new LessThanOrEqual();
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60 | var greaterThan = new GreaterThan();
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61 | var greaterThanOrEqual = new GreaterThanOrEqual();
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62 |
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63 | var conjunction = new Conjunction();
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64 | var disjunction = new Disjunction();
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65 | var negation = new Negation();
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66 |
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67 | var addition = new Addition();
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68 | var subtraction = new Subtraction();
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69 | var multiplication = new Multiplication();
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70 | var division = new Division();
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71 | var modulus = new Modulus();
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72 |
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73 | var number = new Number();
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74 | var logicalVal = new LogicalValue();
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75 |
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76 | var ahead = new Ahead();
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77 | var back = new Back();
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78 | var fire = new Fire();
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79 | var shotPower = new ShotPower();
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80 |
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81 | var getEnergy = new GetEnergy();
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82 | var getGunHeading = new GetGunHeading();
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83 | var getHeading = new GetHeading();
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84 | var getRadarHeading = new GetRadarHeading();
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85 | var getX = new GetX();
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86 | var getY = new GetY();
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87 |
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88 | //var setAdjustGunForRobotTurn = new SetAdjustGunForRobotTurn();
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89 | //var setAdjustRadarForGunTurn = new SetAdjustRadarForGunTurn();
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90 | //var setAdjustRadarForRobotTurn = new SetAdjustRadarForRobotTurn();
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91 | //var independent = new Independent();
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92 |
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93 | var turnLeft = new TurnLeft();
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94 | var turnRight = new TurnRight();
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95 | var turnGunLeft = new TurnGunLeft();
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96 | var turnGunRight = new TurnGunRight();
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97 | var turnRadarLeft = new TurnRadarLeft();
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98 | var turnRadarRight = new TurnRadarRight();
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99 |
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100 | var onBulletHit = new OnBulletHit();
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101 | var onBulletMissed = new OnBulletMissed();
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102 | var onHitByBullet = new OnHitByBullet();
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103 | var onHitRobot = new OnHitRobot();
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104 | var onHitWall = new OnHitWall();
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105 | var onScannedRobot = new OnScannedRobot();
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106 |
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107 | var run = new Run();
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108 | var tank = new Tank();
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109 |
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110 | var doNothing = new DoNothing();
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111 | var emptyEvent = new EmptyEvent();
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112 | #endregion
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113 |
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114 | #region Symbol Collections
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115 | var eventSymbols = new ISymbol[] { onScannedRobot, onBulletHit, onBulletMissed, onHitByBullet, onHitRobot, onHitWall };
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116 | var controlSymbols = new ISymbol[] { ifStat, whileStat };
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117 | var functionSymbols = new ISymbol[] {
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118 | ahead, back, fire, turnGunLeft, turnGunRight, turnLeft, turnRadarLeft, turnRadarRight, turnRight
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119 | //setAdjustGunForRobotTurn, setAdjustRadarForGunTurn, setAdjustRadarForRobotTurn,
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120 | };
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121 | var relationalOperators = new ISymbol[] { equal, lessThan, lessThanOrEqual, greaterThan, greaterThanOrEqual };
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122 | var logicalOperators = new ISymbol[] { conjunction, disjunction, negation };
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123 | var numericalExpressions = new ISymbol[] { number, getEnergy, getGunHeading, getHeading, getRadarHeading, getX, getY };
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124 | var numericalOperators = new ISymbol[] { addition, subtraction, multiplication, division, modulus };
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125 | #endregion
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126 |
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127 | #region Adding Symbols
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128 | foreach (var s in eventSymbols)
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129 | AddSymbol(s);
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130 | foreach (var s in controlSymbols)
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131 | AddSymbol(s);
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132 | foreach (var s in functionSymbols)
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133 | AddSymbol(s);
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134 | foreach (var s in relationalOperators)
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135 | AddSymbol(s);
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136 | foreach (var s in logicalOperators)
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137 | AddSymbol(s);
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138 | foreach (var s in numericalExpressions)
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139 | AddSymbol(s);
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140 | foreach (var s in numericalOperators)
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141 | AddSymbol(s);
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142 |
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143 | AddSymbol(block);
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144 | AddSymbol(stat);
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145 | AddSymbol(elseStat);
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146 | AddSymbol(shotPower);
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147 | AddSymbol(logicalVal);
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148 | AddSymbol(logicalExpr);
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149 | AddSymbol(numericalExpr);
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150 | AddSymbol(run);
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151 | AddSymbol(tank);
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152 | AddSymbol(emptyEvent);
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153 | AddSymbol(doNothing);
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154 | #endregion
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155 |
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156 | #region Grammar Definition
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157 | // StartSymbol
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158 | AddAllowedChildSymbol(StartSymbol, tank);
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159 |
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160 | // Tank
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161 | AddAllowedChildSymbol(tank, run, 0);
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162 | AddAllowedChildSymbol(tank, onScannedRobot, 1);
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163 | AddAllowedChildSymbol(tank, onBulletHit, 2);
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164 | AddAllowedChildSymbol(tank, onBulletMissed, 3);
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165 | AddAllowedChildSymbol(tank, onHitByBullet, 4);
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166 | AddAllowedChildSymbol(tank, onHitRobot, 5);
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167 | AddAllowedChildSymbol(tank, onHitWall, 6);
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168 |
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169 | // Run
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170 | AddAllowedChildSymbol(run, stat);
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171 |
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172 | // Event
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173 | foreach (var s in eventSymbols)
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174 | AddAllowedChildSymbol(s, stat);
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175 |
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176 | // Block
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177 | AddAllowedChildSymbol(block, stat);
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178 |
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179 | // Stat
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180 | AddAllowedChildSymbol(stat, stat);
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181 | AddAllowedChildSymbol(stat, block);
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182 | foreach (var s in controlSymbols)
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183 | AddAllowedChildSymbol(stat, s);
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184 | foreach (var s in functionSymbols)
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185 | AddAllowedChildSymbol(stat, s);
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186 | AddAllowedChildSymbol(stat, emptyEvent);
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187 | AddAllowedChildSymbol(stat, doNothing);
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188 |
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189 | // IfStat
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190 | AddAllowedChildSymbol(ifStat, logicalExpr, 0);
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191 | AddAllowedChildSymbol(ifStat, stat, 1);
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192 | AddAllowedChildSymbol(ifStat, emptyEvent, 1);
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193 | AddAllowedChildSymbol(ifStat, doNothing, 1);
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194 | AddAllowedChildSymbol(ifStat, elseStat, 2);
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195 | AddAllowedChildSymbol(ifStat, emptyEvent, 2);
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196 | AddAllowedChildSymbol(ifStat, doNothing, 2);
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197 |
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198 | // ElseStat
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199 | AddAllowedChildSymbol(elseStat, stat);
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200 | AddAllowedChildSymbol(elseStat, emptyEvent);
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201 | AddAllowedChildSymbol(elseStat, doNothing);
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202 |
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203 | // WhileStat
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204 | AddAllowedChildSymbol(whileStat, logicalExpr, 0);
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205 | AddAllowedChildSymbol(whileStat, stat, 1);
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206 | AddAllowedChildSymbol(whileStat, emptyEvent, 1);
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207 | AddAllowedChildSymbol(whileStat, doNothing, 1);
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208 |
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209 | // Numerical Expressions
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210 | foreach (var s in numericalExpressions)
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211 | AddAllowedChildSymbol(numericalExpr, s);
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212 | foreach (var s in numericalOperators) {
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213 | AddAllowedChildSymbol(numericalExpr, s);
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214 | foreach (var ne in numericalExpressions)
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215 | AddAllowedChildSymbol(s, ne);
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216 | foreach (var no in numericalOperators) {
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217 | AddAllowedChildSymbol(s, no);
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218 | }
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219 | }
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220 |
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221 | // Logical Expressions
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222 | AddAllowedChildSymbol(logicalExpr, logicalVal);
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223 | foreach (var s in logicalOperators) {
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224 | AddAllowedChildSymbol(logicalExpr, s);
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225 | AddAllowedChildSymbol(s, logicalVal);
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226 | foreach (var lo in logicalOperators)
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227 | AddAllowedChildSymbol(s, lo);
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228 | foreach (var ro in relationalOperators)
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229 | AddAllowedChildSymbol(s, ro);
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230 | }
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231 | foreach (var s in relationalOperators)
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232 | AddAllowedChildSymbol(s, numericalExpr);
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233 |
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234 | // Functions
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235 | foreach (var f in functionSymbols) {
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236 | if (f is Fire)
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237 | AddAllowedChildSymbol(f, shotPower);
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238 | else
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239 | AddAllowedChildSymbol(f, numericalExpr);
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240 | }
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241 | #endregion
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242 | }
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243 | }
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244 | } |
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