indexing
	description: " A 4x4 Matrix with basic operations"
	date: "$Date$"
	revision: "$Revision$"

expanded class
	EM_MATRIX44

inherit
	EM_MATRIX44_REF
	rename
		make_empty as set_empty,
		--make_from_tuple as set_from_tuple,
		make_from_translation as set_from_translation,
		make as set,
		make_from_scalar as set_from_scalar,
		make_from_rotation as set_from_rotation,
		make_unit  as set_unit
	end

create
	default_create,
	make_from_reference,
	make_from_quaternion
	--set_from_tuple
convert
	make_from_reference({EM_MATRIX44_REF}),
	make_from_quaternion ({EM_QUATERNION}),
--	set_from_tuple({TUPLE[DOUBLE, DOUBLE, DOUBLE, DOUBLE,
--						  DOUBLE, DOUBLE, DOUBLE, DOUBLE,
--						  DOUBLE, DOUBLE, DOUBLE, DOUBLE,
--						  DOUBLE, DOUBLE, DOUBLE, DOUBLE]}),
	to_pointer: {POINTER}

end