function monotoneAdjust(points, deltaK, mK) {
    const pointsLen = points.length;
    let alphaK, betaK, tauK, squaredMagnitude, pointCurrent;
    let pointAfter = getPoint(points, 0);
    for(let i = 0; i < pointsLen - 1; ++i){
        pointCurrent = pointAfter;
        pointAfter = getPoint(points, i + 1);
        if (!pointCurrent || !pointAfter) {
            continue;
        }
        if (almostEquals(deltaK[i], 0, EPSILON)) {
            mK[i] = mK[i + 1] = 0;
            continue;
        }
        alphaK = mK[i] / deltaK[i];
        betaK = mK[i + 1] / deltaK[i];
        squaredMagnitude = Math.pow(alphaK, 2) + Math.pow(betaK, 2);
        if (squaredMagnitude <= 9) {
            continue;
        }
        tauK = 3 / Math.sqrt(squaredMagnitude);
        mK[i] = alphaK * tauK * deltaK[i];
        mK[i + 1] = betaK * tauK * deltaK[i];
    }
}
Adjust tangents to ensure monotonic properties