water_area.h

/*************************************************************************/
/* Copyright (c) 2019 Jon Ring                                           */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
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/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/*                                                                       */
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/*                                                                       */
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/*************************************************************************/
#ifndef WATER_AREA_H
#define WATER_AREA_H

#include "scene/3d/area.h"

class WaterArea : public Area {
	GDCLASS(WaterArea, Area)

public:
	WaterArea();
	void set_density(float density) { m_density = density; }
	float get_density() { return m_density; }
	void set_water_height(float water_height) { m_water_height = water_height; }
	float get_water_height() { return m_water_height; }
	void set_flow_direction(const Vector3 &direction) { m_flow_direction = direction; }
	Vector3 get_flow_direction() { return m_flow_direction; }

	void update_water_heights(PoolVector3Array &points);

protected:
	float m_density;
	float m_water_height;
	Vector3 m_flow_direction;

	static void _bind_methods();
	void _notification(int p_what);
	void _body_entered(Node *node);
	void _body_exited(Node *node);
};

#endif // WATER_AREA_H