source: trunk/src/org/apollo/meldex/NoteRounder.java

package org.apollo.meldex;

public class NoteRounder
{
    private int prevValue;


    public void setInitialValue(int value)
    {
        prevValue = value;
    }


    public int round(int value, int mult)
    {
        return (((value + (mult/2)) / mult) * mult);
    }


    public int roundCents(int value)
    {
        return (round(value, 100));
    }


    public int roundNote(int value, boolean useAdaptiveTuning)
    {
        // If we aren't using adaptive tuning, ignore the previous value
        if (useAdaptiveTuning == false) {
            return (roundCents(value));
        }

        // Otherwise calculate the new adaptive value
        else {
            int finalValue = roundCents(value + prevValue);
            prevValue = (prevValue + (finalValue - value)) / 2;
            return finalValue;
        }
    }
}