#ifndef __CAL_GATE_H
#define __CAL_GATE_H

#define   g		9.81

struct param_gate{
	int wingwall;
	int drop_step;	
	double openning_height_of_gate;
	double water_depth_front_of_gate;
	double water_depth_behind_of_gate;
	double gate_width;
};


//double Calculation_of_InstantaneousFlow(double openning_height_of_gate, double water_depth_front_of_gate,double water_depth_behind_of_gate,double gate_width,int wingwall,int drop_step);
double Calculation_of_InstantaneousFlow(struct param_gate *param);



#endif