Schema Central > NIEM 2.1 > geometryPrimitives.xsd > gml:Tin
Advanced search
Need NIEM Help?

Recommended Reading:

Definitive XML Schema


Web Service Contract Design and Versioning for SOA


Advanced XML Applications



A tin is a triangulated surface that uses the Delauny algorithm or a similar algorithm complemented with consideration of stoplines (stopLines), breaklines (breakLines), and maximum length of triangle sides (maxLength). controlPoint shall contain a set of the positions (three or more) used as posts for this TIN (corners of the triangles in the TIN). See ISO 19107:2003, 6.4.39 for details.

Element information

Type: gml:TinType

Properties: Global, Qualified



gml:id [1..1]xsd:IDfrom type gml:AbstractGMLType
srsName [0..1]xsd:anyURIfrom group gml:SRSReferenceGroup
srsDimension [0..1]xsd:positiveIntegerfrom group gml:SRSReferenceGroup
axisLabels [0..1]gml:NCNameListfrom group gml:SRSInformationGroup
uomLabels [0..1]gml:NCNameListfrom group gml:SRSInformationGroup

Used in

Substitution hierarchy

Sample instance

<gml:Tin gml:id="ID">
      <gml:GenericMetaData>Any text, intermingled with:
         <!--any element-->
   <gml:identifier codeSpace="">string</gml:identifier>
         <gml:pos>1.0 1.0</gml:pos>
         <gml:pos>1.0 1.0</gml:pos>
   <gml:maxLength uom="">1.0</gml:maxLength>
      <gml:posList>1.0 1.0</gml:posList>

Site developed and hosted by Datypic, Inc.

Please report errors or comments about this site to