package it.sephiroth.android.library.easing;
public class Quad implements Easing {
@Override
public double easeOut(double t, double b, double c, double d) {
return -c * (t /= d) * (t - 2) + b;
}
@Override
public double easeIn(double t, double b, double c, double d) {
return c * (t /= d) * t + b;
}
@Override
public double easeInOut(double t, double b, double c, double d) {
if ((t /= d / 2) < 1) return c / 2 * t * t + b;
return -c / 2 * ((--t) * (t - 2) - 1) + b;
}
}