net.sourceforge.cilib.util.functions.Particles Maven / Gradle / Ivy

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/**           __  __
 *    _____ _/ /_/ /_    Computational Intelligence Library (CIlib)
 *   / ___/ / / / __ \   (c) CIRG @ UP
 *  / /__/ / / / /_/ /   http://cilib.net
 *  \___/_/_/_/_.___/
 */
package net.sourceforge.cilib.util.functions;

import fj.F;
import fj.F2;
import net.sourceforge.cilib.pso.particle.Particle;
import net.sourceforge.cilib.pso.particle.ParticleBehavior;
import net.sourceforge.cilib.pso.positionprovider.PositionProvider;
import net.sourceforge.cilib.pso.velocityprovider.VelocityProvider;
import net.sourceforge.cilib.type.types.container.Vector;

public final class Particles {
    public static  F getPosition() {
        return new F() {
            @Override
            public Vector f(P a) {
                return (Vector) a.getPosition();
            }
        };
    }

    public static 
 F getVelocity() {
        return new F() {
            @Override
            public Vector f(P a) {
                return (Vector) a.getVelocity();
            }
        };
    }

    public static 
 F getGlobalGuide() {
        return new F() {
            @Override
            public Vector f(P a) {
                return (Vector) a.getGlobalGuide();
            }
        };
    }

    public static 
 F getLocalGuide() {
        return new F() {
            @Override
            public Vector f(P a) {
                return (Vector) a.getLocalGuide();
            }
        };
    }

    public static 
 F getNeighbourhoodBest() {
        return new F() {
            @Override
            public Particle f(P a) {
                return a.getNeighbourhoodBest();
            }
        };
    }

    public static 
 F2 setNeighbourhoodBest() {
        return new F2() {
            @Override
            public P f(P a, P b) {
                b.setNeighbourhoodBest(a);
                return b;
            }
        };
    }

    public static 
 F updatePosition() {
        return new F() {
            @Override
            public P f(P a) {
                a.updatePosition();
                return a;
            }
        };
    }

    public static 
 F updateVelocity() {
        return new F() {
            @Override
            public P f(P a) {
                a.updatePosition();
                return a;
            }
        };
    }

    public static 
 F getVelocityProvider() {
        return new F() {
            @Override
            public VelocityProvider f(P a) {
                return a.getVelocityProvider();
            }
        };
    }

    public static 
 F getPositionProvider() {
        return new F() {
            @Override
            public PositionProvider f(P a) {
                return a.getPositionProvider();
            }
        };
    }

    public static 
 F getParticleBehavior() {
        return new F() {
            @Override
            public ParticleBehavior f(P a) {
                return a.getParticleBehavior();
            }
        };
    }

    public static  F2 setParticleBehavior() {
        return new F2() {
            @Override
            public P f(ParticleBehavior a, P b) {
                b.setParticleBehavior(a);
                return b;
            }
        };
    }
}