recognition/gNode.h

//Node for class Grid
//connects to other nodes top, bottom, left and right
//x and y corrispond to image coordinates
#pragma once
#include <iostream>
using namespace std;
namespace Recognition{
class gNode
{
public:

        gNode(double x,double y)
        {
                t=NULL;
                b=NULL;
                l=NULL;
                r=NULL;
                this->x=x;
                this->y=y;
        }
        gNode *t;
        gNode *b;
        gNode *l;
        gNode *r;
        double x;
        double y;
        void swap(gNode *that){
                double xt=x;
                double yt=y;
                x=that->x;
                y=that->y;
                that->x=xt;
                that->y=yt;
        }
                
};
}

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