Method NaturalSelection

Population.js:113–141

()

    }

    NaturalSelection() {
        let nextGen = [];
        this.SetBestPlayer();
        this.CalculateFitnessSum();

        this.cloneOfBestPlayerFromPreviousGeneration = this.players[this.bestPlayerIndex].clone();

        nextGen.push(this.players[this.bestPlayerIndex].clone());
        for (let i = 1; i < this.players.length; i++) {
            let parent = this.SelectParent();
            let baby = parent.clone()
            // if the parent fell to the previous level then mutate the baby at the action that caused them to fall
            if(parent.fellToPreviousLevel){
                baby.brain.mutateActionNumber(parent.fellOnActionNo);
            }
            baby.brain.mutate();
            nextGen.push(baby);
        }

        this.players = [];
        for (let i = 0; i < nextGen.length; i++) {
            this.players[i] = nextGen[i];
            // if(!this.newLevelReached && this.currentBestLevelReached !== 0){// && this.currentBestLevelReached !== 37){
            //     this.players[i].loadStartOfBestLevelPlayerState();
            // }<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
        }

        this.gen++;
    }

    CalculateFitnessSum() {
        this.fitnessSum = 0;