text: /**
   * Copyright (c) 2011, The University of Southampton and the individual contributors.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   *
   *   * 	Redistributions of source code must retain the above copyright notice,
   * 	this list of conditions and the following disclaimer.
   *
   *   *	Redistributions in binary form must reproduce the above copyright notice,
   * 	this list of conditions and the following disclaimer in the documentation
   * 	and/or other materials provided with the distribution.
   *
   *   *	Neither the name of the University of Southampton nor the names of its
   * 	contributors may be used to endorse or promote products derived from this
   * 	software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
   * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  package org.openimaj.image.pixel;
  
  import java.util.Comparator;
  
  
  /**
   * 	Represents a pixel location. This is basically the same
   * 	as java.awt.Point except we can control exactly what goes
   * 	in here to optimise for memory usage.
   *
   *  @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
   *  
   *	
   */
  public class FValuePixel extends ValuePixel<Float> {
  	/**
  	 * {@link Comparator} for comparing {@link FValuePixel}s based on
  	 * the natural order of their values.
  	 * 
  	 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
  	 */
  	public static class ValueComparator implements Comparator<FValuePixel> {
  		/**
  		 * The singleton instance of {@link ValueComparator}
  		 */
  		public final static ValueComparator INSTANCE = new ValueComparator();
  		
  		private ValueComparator() {}
  		
  		@Override
  		public int compare(FValuePixel o1, FValuePixel o2) {
  			return Float.compare(o1.value, o2.value);
  		}
  	}
  	
  	/**
  	 * {@link Comparator} for comparing {@link FValuePixel}s based on
  	 * the reversed natural order of their values.
  	 * 
  	 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
  	 */
  	public static class ReverseValueComparator implements Comparator<FValuePixel> {
  		/**
  		 * The singleton instance of {@link ReverseValueComparator}
  		 */
  		public final static ReverseValueComparator INSTANCE = new ReverseValueComparator();
  		
  		private ReverseValueComparator() {}
  		
  		@Override
  		public int compare(FValuePixel o1, FValuePixel o2) {
  			return Float.compare(o2.value, o1.value);
  		}
  	}
  	
  	/** The value of the pixel */
  	public float value = 0;
  	
  	/**
  	 * 	Default constructor
  	 *	@param x X-location of the pixel
  	 *	@param y Y-location of the pixel
  	 */
  	public FValuePixel( int x, int y ) { super(x, y); }
  	
  	/**
  	 * 	Constructor that takes the location and value of the
  	 * 	pixel.
  	 *	@param x X-location of the pixel
  	 *	@param y Y-location of the pixel
  	 *	@param v value of the pixel
  	 */
  	public FValuePixel( int x, int y, float v ) { super(x, y); this.value = v; }
  	
  	/**
  	 *	{@inheritDoc}
  	 * 	@see java.lang.Object#toString()
  	 */
  	@Override
  	public String toString() { return "{"+x+","+y+","+value+"}"; }
  
  	@Override
  	public Float getValue() {
  		return value;
  	}
  }
  
  