Method getCenter

game/state/tilemap/tileobject.h:50–50

	// Vector from object position to object center
	virtual Vec3<float> getCenterOffset() const { return {0.0f, 0.0f, 0.0f}; }
	virtual Vec3<float> getCenter() const { return getPosition() + getCenterOffset(); };

	// Used to calculate draw order
	virtual float getZOrder() const { return getCenter().z + (float)getType() / 1000.0f; }