godot/scene/3d/proximity_group_3d.h

/*************************************************************************/
/*  proximity_group_3d.h                                                 */
/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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#ifndef PROXIMITY_GROUP_H
#define PROXIMITY_GROUP_H

#include "node_3d.h"

class ProximityGroup3D : public Node3D {
	GDCLASS(ProximityGroup3D, Node3D);

public:
	enum DispatchMode {
		MODE_PROXY,
		MODE_SIGNAL,
	};

private:
	Map<StringName, uint32_t> groups;

	String group_name;
	DispatchMode dispatch_mode = MODE_PROXY;
	Vector3 grid_radius = Vector3(1, 1, 1);

	real_t cell_size = 1.0;
	uint32_t group_version = 0;

	void _clear_groups();
	void _update_groups();
	void _add_groups(int *p_cell, String p_base, int p_depth);
	void _new_group(StringName p_name);

	void _proximity_group_broadcast(String p_method, Variant p_parameters);

protected:
	void _notification(int p_what);

	static void _bind_methods();

public:
	void set_group_name(const String &p_group_name);
	String get_group_name() const;

	void set_dispatch_mode(DispatchMode p_mode);
	DispatchMode get_dispatch_mode() const;

	void set_grid_radius(const Vector3 &p_radius);
	Vector3 get_grid_radius() const;

	void broadcast(String p_method, Variant p_parameters);

	ProximityGroup3D();
	~ProximityGroup3D() {}
};

VARIANT_ENUM_CAST(ProximityGroup3D::DispatchMode);

#endif // PROXIMITY_GROUP_H