mc-mesh/src/main/java/com/aaaaahhhhhhh/bananapuncher714/tess4j/Vertex.java

package com.aaaaahhhhhhh.bananapuncher714.tess4j;

import com.aaaaahhhhhhh.bananapuncher714.mesh.Vector2d;

public class Vertex {
    private HalfWing wing;
    private Vector2d position;

    public Vertex( HalfWing wing ) {
        setWing( wing );
        setPosition( new Vector2d() );
    }
    
    public HalfWing getWing() {
        return wing;
    }
    
    public Vertex setWing( HalfWing wing ) {
        this.wing = wing;
        return this;
    }
    
    public Vector2d getPosition() {
        return position;
    }

    public Vertex setPosition( Vector2d vec ) {
        this.position = vec;
        return this;
    }
    
    public void update() {
       HalfWing wing = this.wing;
       do {
           wing.setOrigin( this );
       } while ( ( wing = wing.getPrev() ) != this.wing );
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((position == null) ? 0 : position.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        Vertex other = (Vertex) obj;
        if (position == null) {
            if (other.position != null)
                return false;
        } else if (!position.equals(other.position))
            return false;
        return true;
    }

    @Override
    public String toString() {
        return "Vertex{x=" + position.getX() + ",y=" + position.getY() + "}";
    }
}