virtual void set_pos(float x, float y) = 0;
virtual float get_pos_x() = 0;
virtual float get_pos_y() = 0;
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+
virtual void set_velocity(float x, float y) = 0;
virtual float get_velocity_x() = 0;
virtual float get_velocity_y() = 0;
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+
virtual void set_visible(bool visible) = 0;
virtual bool is_visible() = 0;
}
#endif
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