package railo.runtime.img.interpolation;
public class Quadratic implements Interpolation
{
public double f(double x) {
if (x < 0.0)
x = -x;
if (x < 0.5)
return 0.75 - x * x;
if (x < 1.5) {
x -= 1.5;
return 0.5 * x * x;
}
return 0.0;
}
public double getSupport() {
return 1.5;
}
}