// Wsimplex.h: interface for the Wsimplex class.
//
//////////////////////////////////////////////////////////////////////

#pragma once
class DelaunayMesh;
class Wbucket;
class WsubMesh;
#include "Vector.hpp"
#include <vector>

class Wsimplex  
{
	friend class DelaunayMesh;
public:
	Wsimplex(int dim=3);
	Wsimplex(Vector *q, Vector *w, int order=0);
	Wsimplex(Vector *q, Vector *w, Vector *e, int order=0);
	Wsimplex(Vector *sharp, Wsimplex *flat);
	Wsimplex::Wsimplex(Vector *q, Vector *w, Vector *e, Vector *r);
	virtual ~Wsimplex();

	int nearEdge();

	void cutlinkback(Wbucket* container);
	int inSmallSphere(Vector* guess);

	int verifyDelaunay(Vector* proxy);
	int adjacentToNothing();

	void print();

	Vector** getVertices();
	int getDimension();

	Wsimplex** getNeighbours();
	
	void linkback(Wbucket* container);
	int inCircle(Vector* guess) ; 
	double getRadius() ;
	Vector* getCircumcentre();
	Vector* getInteriorPoint();

private:
	int ID;
	int deleted;
	int dimension;
	void helloNeighbour(Wsimplex* theguynext);
	WsubMesh* cavity(Vector* proxy);
	void updateCentre();

	Wsimplex** neighbour;
	Wsimplex* inFrontOf;
	Wsimplex* behind;
	Vector** vertex;
	::std::vector<Wbucket*> backlist;
	double sqrad;
	double radius;
	Vector* circumcentre;

public:
	int join(Wsimplex* other);
	int isComplete();

	Wsimplex* getBehind();
	Wsimplex* getFront();
	Wsimplex* getNeighboursFront(int which);


};