| source | <xs:simpleType name="SFVec3f"> <xs:annotation>
 <xs:appinfo>
 <xs:attribute name="defaultValue" type="SFVec3f" default="0.0 0.0 0.0"/>
 SFVec3f is a 3-tuple triplet of SFFloat values.
 Hint:  SFVec3f can be used to specify a 3D coordinate or a 3D scale value.
 Warning: comma characters within singleton values do not pass strict XML validation.
 </xs:appinfo>
 <xs:documentation source="https://www.web3d.org/documents/specifications/19775-1/V3.3/Part01/fieldsDef.html#SFVec3fAndMFVec3f"/>
 </xs:annotation>
 <xs:restriction base="xs:string">
 <xs:whiteSpace value="collapse"/>
 <xs:pattern value="\s*(([+-]?((0|[1-9][0-9]*)(\.[0-9]*)?|\.[0-9]+)([Ee][+-]?[0-9]+)?)\s+){2}([+-]?((0|[1-9][0-9]*)(\.[0-9]*)?|\.[0-9]+)([Ee][+-]?[0-9]+)?)\s*"/>
 </xs:restriction>
 </xs:simpleType>
 |