function powerOf2AndAHalf(value) {
    value = Math.fround(value);
    let F32 = new Float32Array(3);
    const sqrt = 0;
    const square = 1;
    const result = 2;

    F32[sqrt] = Math.sqrt(value);
    F32[square] = value * value;

    F32[result] = F32[square] * F32[sqrt];

    return F32[result];
}

function scaleExp(baseExpInt, levelInt, foeLevelInt) {
    let F32 = new Float32Array(7);
    const baseExp = 0;
    const level = 1;
    const foeLevel = 2;
    const numerator = 3;
    const denominator = 4;
    const ratio = 5;
    const result = 6;

    F32[baseExp] = baseExpInt;
    F32[level] = levelInt;
    F32[foeLevel] = foeLevelInt;

    F32[foeLevel] = foeLevelInt;


    F32[numerator] = F32[foeLevel] * Math.fround(2.0) + Math.fround(10.0);
    F32[denominator] = F32[foeLevel] + F32[level] + Math.fround(10.0);

    F32[numerator] = powerOf2AndAHalf(F32[numerator]);
    F32[denominator] = powerOf2AndAHalf(F32[denominator]);

    F32[ratio] = F32[numerator] / F32[denominator];
    F32[result] = Math.fround(F32[baseExp] * F32[ratio]) + Math.fround(1);

    return Math.floor(F32[result]);
}

function FX32(x) {
    return Math.floor(x * (1 << 12) + 0.5);
}

function mulRatio(a, b) {
    return Math.floor((a * b + 0x800) >> 12);
}

function getExperienceForKill(expYield, foeLevel, level, luckyEgg, affection, rotoExp, expShare, tradeExp, evolutionDue, expScaling, bonusForTrainer, wild) {

    let exp = 0;

    if (expScaling) {

        let baseExp = Math.floor(expYield * foeLevel / 5);
        if (baseExp === 0) {
            baseExp = 1;
        }

        if (expShare) {
            exp = Math.floor(baseExp / 2);
            if (exp === 0) {
                exp = 1;
            }
        } else {
            exp = baseExp;
        }


        exp = scaleExp(baseExp, level, foeLevel);

    } else {
        exp = Math.floor(expYield * foeLevel / 7);
    }


    if (bonusForTrainer && !wild) {
        exp = mulRatio(exp, FX32(1.5));
    }

    if (tradeExp) {
        exp = mulRatio(exp, FX32(1.5));
    }

    if (luckyEgg) {
        exp = mulRatio(exp, FX32(1.5));
    }

    if (evolutionDue) {
        exp = mulRatio(exp, FX32(1.2));
    }

    if (affection) {
        exp = mulRatio(exp, FX32(1.2));
    }

    if (rotoExp) {
        exp = Math.floor((exp * 150) / 100);
    }

    return Math.floor(exp);
}