Package ai.nettogrof.battlesnake.snakes.common

Class SnakeGeneticConstants

  • public final class SnakeGeneticConstants
extends Object
    This class keep some Evaluation constant value
    Version:
    Summer 2021

    • Field Detail

      • LOG

        private static final com.google.common.flogger.FluentLogger LOG
        Logger

      • stopExpandLimit

        private static float stopExpandLimit
        Stop expand a node when the score ratio is higher than that value

      • foodValueArea

        private static int foodValueArea
        Value if a FOOD is found in the controlled AREA

      • tailValueArea

        private static int tailValueArea
        Value if a tail is found in the controlled AREA

      • borderScore

        private static float borderScore
        Border score to subtract if head on the border of the board

      • sizeAdvantage

        private static float sizeAdvantage
        score to add/subtract in snake length comparison

      • hazardScore

        private static float hazardScore
        Hazard score to subtract if head in hazard

      • mctsBias

        private static float mctsBias
        The Bias value for the Monte-Carlo Tree Search

    • Constructor Detail

      • SnakeGeneticConstants

        private SnakeGeneticConstants()
        Private constructor because this is a utility class

    • Method Detail

      • setFoodValue

        public static void setFoodValue​(int foodValue)
        Set Food Value
        Parameters:
        foodValue - the fOOD_VALUE_AREA to set

      • setTailValueArea

        public static void setTailValueArea​(int tailValue)
        Set tail value
        Parameters:
        tailValue - the tail value to set

      • setBorderScore

        public static void setBorderScore​(float border)
        Set Border score
        Parameters:
        border - the bORDER_SCORE to set

      • setHazardScore

        public static void setHazardScore​(float hazard)
        set Hazard score for evalution
        Parameters:
        hazard - the hazardScore to set

      • setMCTS

        public static void setMCTS​(float newMctsBias)
        Set mcts bias
        Parameters:
        newMctsBias - the mCTS_BIAS to set

      • setStopExpandLimit

        public static void setStopExpandLimit​(float sel)
        set stop expand list
        Parameters:
        sel - Stop Expand Limit

      • getStopExpandLimit

        public static float getStopExpandLimit()
        Returns:
        the stopExpandLimit

      • getFoodValueArea

        public static int getFoodValueArea()
        Returns:
        the foodValueArea

      • getTailValueArea

        public static int getTailValueArea()
        Returns:
        the tailValueArea

      • getBorderScore

        public static float getBorderScore()
        Returns:
        the borderScore

      • getHazardScore

        public static float getHazardScore()
        Returns:
        the hazardScore

      • getMctsBias

        public static float getMctsBias()
        Returns:
        the mctsBias

      • getSizeAdvantage

        public static float getSizeAdvantage()
        Returns:
        the size Advantage value

      • setSizeAdvantage

        public static void setSizeAdvantage​(float sizeAdvantage)
        Set the size advantage
        Parameters:
        sizeAdvantage - size advantage value

      • loadEvaluationValue

        public static void loadEvaluationValue()
        Load evaluation properties to get genetic value