Editing Revit setup for OpenBIM/Revit and IFC classes
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Revit follows a series of convoluted rules to determine what IFC class an object is exported as. If one rule cannot be satisfied, it moves on to the next rule until it finds a suitable IFC class. Strap on your seat belts, because this is going to do your head in. | Revit follows a series of convoluted rules to determine what IFC class an object is exported as. If one rule cannot be satisfied, it moves on to the next rule until it finds a suitable IFC class. Strap on your seat belts, because this is going to do your head in. | ||
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==Rule 1: Hardcoded IFC export classes== | ==Rule 1: Hardcoded IFC export classes== | ||
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| <code>Curtain System</code> | | <code>Curtain System</code> | ||
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| <code>Duct Insulation</code> | | <code>Duct Insulation</code> | ||
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| <code>Wall</code> | | <code>Wall</code> | ||
| <code>IfcWall</code> or <code>IfcWallStandardCase</code> or <code>IfcFooting</code> | | <code>IfcWall</code> or <code>IfcWallStandardCase</code> or <code>IfcFooting</code> | ||
− | | A wall in IFC4 is always an <code>IfcWall</code> unless it is a system family and has its function set to <code>Retaining</code> or <code>Foundation | + | | A wall in IFC4 is always an <code>IfcWall</code> unless it is a system family and has its function set to <code>Retaining</code> or <code>Foundation</code>. |
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| <code>Wall Sweep</code> | | <code>Wall Sweep</code> |