StopLine

represent areas where the local continuity or regularity of the TIN surface is questionable. indicator of places where the contour lines of a TIN surface are irregular or not continuous. It is implementation-defined whether the <i>Triangle</i> values in the <i>Patches</i> attribute whose boundaries are crossed by a stop line are removed from the <i>Patches</i> attribute collection of <i>Triangle</i> values. If they remain in the collection, it is implementation-defined whether they are enclosed within a 'drape void' type of <i>TinElement</i>.