GDExtensionTemplate/gdextension/include/test.hpp

#ifndef TEST_HPP
#define TEST_HPP

#include <godot_cpp/classes/node3d.hpp>

using namespace godot;

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

public:
	void start_test();

protected:
	static void _bind_methods();
};
#endif