Surface Model Geometry


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  <SubTemplates>

    <ConceptTemplate uuid="a46de0c5-20f2-4f88-b037-5fb255182827" name="Tessellated Geometry" status="sample" applicableSchema="IFC4" applicableEntity="IfcTessellatedFaceSet">

      <SubTemplates>

        <ConceptTemplate uuid="677bd4ce-e38b-4581-b40d-c9eaa2416971" name="Triangulated Geometry" status="sample" applicableSchema="IFC4" applicableEntity="IfcTriangulatedFaceSet">

          <Rules>

            <AttributeRule AttributeName="Coordinates">

              <EntityRules>

                <EntityRule EntityName="IfcCartesianPointList3D">

                  <AttributeRules>

                    <AttributeRule AttributeName="CoordList">

                      <EntityRules>

                        <EntityRule EntityName="IfcLengthMeasure" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="Normals">

              <EntityRules>

                <EntityRule EntityName="IfcParameterValue" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule RuleID="Closed" AttributeName="Closed">

              <EntityRules>

                <EntityRule EntityName="IfcBoolean" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="CoordIndex">

              <EntityRules>

                <EntityRule EntityName="IfcPositiveInteger" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="PnIndex">

              <EntityRules>

                <EntityRule EntityName="IfcPositiveInteger" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="HasColours">

              <EntityRules>

                <EntityRule EntityName="IfcIndexedColourMap">

                  <AttributeRules>

                    <AttributeRule AttributeName="Colours">

                      <EntityRules>

                        <EntityRule EntityName="IfcColourRgbList">

                          <AttributeRules>

                            <AttributeRule AttributeName="ColourList">

                              <EntityRules>

                                <EntityRule EntityName="IfcNormalisedRatioMeasure" />

                              </EntityRules>

                            </AttributeRule>

                          </AttributeRules>

                        </EntityRule>

                      </EntityRules>

                    </AttributeRule>

                    <AttributeRule AttributeName="ColourIndex">

                      <EntityRules>

                        <EntityRule EntityName="IfcPositiveInteger" />

                      </EntityRules>

                    </AttributeRule>

                    <AttributeRule AttributeName="Opacity">

                      <EntityRules>

                        <EntityRule EntityName="IfcNormalisedRatioMeasure" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

              </EntityRules>

            </AttributeRule>

          </Rules>

        </ConceptTemplate>

        <ConceptTemplate uuid="72c0b316-6b48-478d-91fa-6e4b5a781b07" name="Polygonal Geometry" status="sample" applicableSchema="IFC4" applicableEntity="IfcPolygonalFaceSet">

          <Rules>

            <AttributeRule AttributeName="Coordinates">

              <EntityRules>

                <EntityRule EntityName="IfcCartesianPointList3D">

                  <AttributeRules>

                    <AttributeRule AttributeName="CoordList">

                      <EntityRules>

                        <EntityRule EntityName="IfcLengthMeasure" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

              </EntityRules>

            </AttributeRule>

            <AttributeRule RuleID="Closed" AttributeName="Closed">

              <EntityRules>

                <EntityRule EntityName="IfcBoolean" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="Faces">

              <EntityRules>

                <EntityRule EntityName="IfcIndexedPolygonalFace">

                  <AttributeRules>

                    <AttributeRule AttributeName="CoordIndex">

                      <EntityRules>

                        <EntityRule EntityName="IfcPositiveInteger" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

                <EntityRule EntityName="IfcIndexedPolygonalFaceWithVoids">

                  <AttributeRules>

                    <AttributeRule AttributeName="CoordIndex">

                      <EntityRules>

                        <EntityRule EntityName="IfcPositiveInteger" />

                      </EntityRules>

                    </AttributeRule>

                    <AttributeRule AttributeName="InnerCoordIndices">

                      <EntityRules>

                        <EntityRule EntityName="IfcPositiveInteger" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="PnIndex">

              <EntityRules>

                <EntityRule EntityName="IfcPositiveInteger" />

              </EntityRules>

            </AttributeRule>

            <AttributeRule AttributeName="HasColours">

              <EntityRules>

                <EntityRule EntityName="IfcIndexedColourMap">

                  <AttributeRules>

                    <AttributeRule AttributeName="Opacity">

                      <EntityRules>

                        <EntityRule EntityName="IfcNormalisedRatioMeasure" />

                      </EntityRules>

                    </AttributeRule>

                    <AttributeRule AttributeName="Colours">

                      <EntityRules>

                        <EntityRule EntityName="IfcColourRgbList">

                          <AttributeRules>

                            <AttributeRule AttributeName="ColourList">

                              <EntityRules>

                                <EntityRule EntityName="IfcNormalisedRatioMeasure" />

                              </EntityRules>

                            </AttributeRule>

                          </AttributeRules>

                        </EntityRule>

                      </EntityRules>

                    </AttributeRule>

                    <AttributeRule AttributeName="ColourIndex">

                      <EntityRules>

                        <EntityRule EntityName="IfcPositiveInteger" />

                      </EntityRules>

                    </AttributeRule>

                  </AttributeRules>

                </EntityRule>

              </EntityRules>

            </AttributeRule>

          </Rules>

        </ConceptTemplate>

      </SubTemplates>

    </ConceptTemplate>

  </SubTemplates>

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4.11.3.2 Surface Model Geometry
