<!ELEMENT transformation (translation?,rotation?,scale?,scaleOrientation?)>

<!ELEMENT translation EMPTY>
<!ATTLIST translation
	x CDATA #REQUIRED
	y CDATA #REQUIRED
	z CDATA #REQUIRED>

<!ELEMENT rotation EMPTY>
<!ATTLIST rotation 
	x CDATA #REQUIRED
	y CDATA #REQUIRED
	z CDATA #REQUIRED
	angleDeg CDATA #IMPLIED
	angleRad CDATA #IMPLIED>

<!ELEMENT scale EMPTY>
<!ATTLIST scale 
	x CDATA #REQUIRED
	y CDATA #REQUIRED
	z CDATA #REQUIRED>

<!ELEMENT scaleOrientation EMPTY>
<!ATTLIST scaleOrientation 
	x CDATA #REQUIRED
	y CDATA #REQUIRED
	z CDATA #REQUIRED
	angleDeg CDATA #IMPLIED
	angleRad CDATA #IMPLIED>