https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273326#M35830 <DIV class="actalk-migrated-content"><T>The pipe has the parameter "Outer Diameter", "Elevation". <BR /> <BR /> As for the "Elevation", this is the center level of the pipe. (Fig. 01) <BR /> <BR /> In the IFC Data Mapping, the "Elevation" could be mapped. (Fig. 02)<BR /> <BR /> In the Label, how to show the bottom level?(Fig. 03) The bottom level is calculated as below<BR /> <BR /> BL = CL - Diameter /2 <BR /> <BR /> where BL = Bottom Level<BR /> CL = Center Level</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/74812iF7DBBA3F264EBA53/image-size/large?v=v2&amp;px=999" border="0" alt="01. Pipe's Parameter (Outer Diamter, MEP System).jpg" title="01. Pipe's Parameter (Outer Diamter, MEP System).jpg" /> Sat, 30 May 2015 17:10:20 GMT Anonymous 2015-05-30T17:10:20Z https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273326#M35830 <DIV class="actalk-migrated-content"><T>The pipe has the parameter "Outer Diameter", "Elevation". <BR /> <BR /> As for the "Elevation", this is the center level of the pipe. (Fig. 01) <BR /> <BR /> In the IFC Data Mapping, the "Elevation" could be mapped. (Fig. 02)<BR /> <BR /> In the Label, how to show the bottom level?(Fig. 03) The bottom level is calculated as below<BR /> <BR /> BL = CL - Diameter /2 <BR /> <BR /> where BL = Bottom Level<BR /> CL = Center Level</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/74812iF7DBBA3F264EBA53/image-size/large?v=v2&amp;px=999" border="0" alt="01. Pipe's Parameter (Outer Diamter, MEP System).jpg" title="01. Pipe's Parameter (Outer Diamter, MEP System).jpg" /> Sat, 30 May 2015 17:10:20 GMT https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273326#M35830 Anonymous 2015-05-30T17:10:20Z https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273327#M35831 Fig.02<BR /><IMG src="https://community.graphisoft.com/t5/image/serverpage/image-id/13130iF968CD7B397B7BC6/image-size/large?v=v2&amp;px=999" border="0" alt="02.IFC - Data Mapping.png" title="02.IFC - Data Mapping.png" /> Sat, 30 May 2015 17:27:23 GMT https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273327#M35831 Anonymous 2015-05-30T17:27:23Z https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273328#M35832 Fig. 03 Sat, 30 May 2015 17:30:34 GMT https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273328#M35832 Anonymous 2015-05-30T17:30:34Z https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273329#M35833 In the IFC Scheme Settings Dialog it is not possible to define calculated values.<BR /> What I would do in such a situation is I would modify the script of the GDL Object: create a new parameter that would story the value I need, calculate it and assign the parameter the calculated value. Then I will be able to use that parameter with the calculated value in IFC Mapping. But for this the GDL Script needs to be modified. Mon, 01 Jun 2015 14:27:59 GMT https://community.graphisoft.com/t5/Collaboration-with-other/Label-IFC-Mapping-Data-Calculation-of-the-Parameter/m-p/273329#M35833 Laszlo Nagy 2015-06-01T14:27:59Z