001 package railo.runtime.img.interpolation; 002 003 004 public class Triangle implements Interpolation 005 { 006 public double f(double x) { 007 if (x < 0.0) 008 x = -x; 009 if (x < 1.0) 010 return 1.0 - x; 011 return 0.0; 012 } 013 014 public double getSupport() { 015 return 1.0; 016 } 017 }