polarSignaling.hpp
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	#ifndef __POLAR_SIGNALING_HPP__
	#define __POLAR_SIGNALING_HPP__

	#include "cellInteraction.hpp"

	class PolarSignaling : public CellInteraction {

	protected:
	std::vector<double> m_polarity; //polarity signal at each boundary
	std::vector<Vec2> m_cellPolarity; // polarity vector for each cell
	double tau_pol;

	public:
	PolarSignaling();
	virtual void operator() (const state_type &y, state_type &dydt,double t);
	float getWeight(Boundary *b);
	void initState(double *signal);
	void initState(state_type &state, double *signal);
	virtual void setDefaultParameters(){dead_cell_val= 0.0;}
	virtual void initState(state_type& s);
	virtual uint boundaryStateDim()const{ return 1;}
	virtual void setLattice(Lattice *lat){lattice=lat;
	m_polarity.resize(lat->getNbBoundaries());m_cellPolarity.resize(lat->getNbCells());}
	virtual void initBoundary(Boundary bo, state_type state);

	virtual void updateSignal(const state_type& state);
	virtual void fillVector(double *v,int i) const;
	virtual uint getOutputNumber()const{return 2;}
	virtual std::pair<int,int> getOutputSize(int i=0)const
	{return i?std::make_pair(2,m_cellPolarity.size()):std::make_pair(1,m_polarity.size());}

	};


	#endif