/// <summary>
/// Creates IfcAxis2Placement3D object.
/// </summary>
/// <param name="file">
/// The IFC file.
/// </param>
/// <param name="origin">
/// The origin.
/// </param>
/// <param name="zDirection">
/// The Z direction.
/// </param>
/// <param name="xDirection">
/// The X direction.
/// </param>
/// <returns>
/// The handle.
/// </returns>
public static IFCAnyHandle CreateAxis(IFCFile file, XYZ origin, XYZ zDirection, XYZ xDirection)
{
IFCAnyHandle direction = null;
IFCAnyHandle refDirection = null;
IFCAnyHandle location = null;
if (origin != null)
{
IList <double> measure = new List <double>();
measure.Add(origin.X); measure.Add(origin.Y); measure.Add(origin.Z);
location = CreateCartesianPoint(file, measure);
}
else
{
location = ExporterIFCUtils.GetGlobal3DOriginHandle();
}
bool exportzDirectionAndxDirection = (zDirection != null && xDirection != null && (!MathUtil.IsAlmostEqual(zDirection[2], 1.0) || !MathUtil.IsAlmostEqual(xDirection[0], 1.0)));
if (exportzDirectionAndxDirection)
{
IList <double> axisPts = new List <double>();
axisPts.Add(zDirection.X); axisPts.Add(zDirection.Y); axisPts.Add(zDirection.Z);
direction = CreateDirection(file, axisPts);
}
if (exportzDirectionAndxDirection)
{
IList <double> axisPts = new List <double>();
axisPts.Add(xDirection.X); axisPts.Add(xDirection.Y); axisPts.Add(xDirection.Z);
refDirection = CreateDirection(file, axisPts);
}
return(IFCInstanceExporter.CreateAxis2Placement3D(file, location, direction, refDirection));
}
private static IFCAnyHandle CopyRailingHandle(ExporterIFC exporterIFC, Element elem, ElementId catId, IFCAnyHandle origLocalPlacement,
IFCAnyHandle origRailing)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle origRailingObjectPlacement = IFCAnyHandleUtil.GetInstanceAttribute(origRailing, "ObjectPlacement");
IFCAnyHandle railingRelativePlacement = IFCAnyHandleUtil.GetInstanceAttribute(origRailingObjectPlacement, "RelativePlacement");
IFCAnyHandle parentRelativePlacement = IFCAnyHandleUtil.GetInstanceAttribute(origLocalPlacement, "RelativePlacement");
IFCAnyHandle newRelativePlacement = null;
IFCAnyHandle parentRelativeOrig = IFCAnyHandleUtil.GetInstanceAttribute(parentRelativePlacement, "Location");
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(parentRelativeOrig))
{
IList <double> parentVec = IFCAnyHandleUtil.GetCoordinates(parentRelativeOrig);
IFCAnyHandle railingRelativeOrig = IFCAnyHandleUtil.GetInstanceAttribute(railingRelativePlacement, "Location");
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(railingRelativeOrig))
{
IList <double> railingVec = IFCAnyHandleUtil.GetCoordinates(railingRelativeOrig);
IList <double> newMeasure = new List <double>();
newMeasure.Add(railingVec[0] - parentVec[0]);
newMeasure.Add(railingVec[1] - parentVec[1]);
newMeasure.Add(railingVec[2]);
IFCAnyHandle locPtHnd = ExporterUtil.CreateCartesianPoint(file, newMeasure);
newRelativePlacement = IFCInstanceExporter.CreateAxis2Placement3D(file, locPtHnd, null, null);
}
else
{
IList <double> railingMeasure = new List <double>();
railingMeasure.Add(-parentVec[0]);
railingMeasure.Add(-parentVec[1]);
railingMeasure.Add(0.0);
IFCAnyHandle locPtHnd = ExporterUtil.CreateCartesianPoint(file, railingMeasure);
newRelativePlacement = IFCInstanceExporter.CreateAxis2Placement3D(file, locPtHnd, null, null);
}
}
IFCAnyHandle newLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, origLocalPlacement, newRelativePlacement);
IFCAnyHandle origRailingRep = IFCAnyHandleUtil.GetInstanceAttribute(origRailing, "Representation");
IFCAnyHandle newProdRep = ExporterUtil.CopyProductDefinitionShape(exporterIFC, elem, catId, origRailingRep);
string ifcEnumTypeAsString = IFCAnyHandleUtil.GetEnumerationAttribute(origRailing, "PredefinedType");
IFCRailingType railingType = GetIFCRailingTypeFromString(ifcEnumTypeAsString);
string copyGUID = GUIDUtil.CreateGUID();
IFCAnyHandle copyOwnerHistory = IFCAnyHandleUtil.GetInstanceAttribute(origRailing, "OwnerHistory");
string copyName = IFCAnyHandleUtil.GetStringAttribute(origRailing, "Name");
string copyDescription = IFCAnyHandleUtil.GetStringAttribute(origRailing, "Description");
string copyObjectType = IFCAnyHandleUtil.GetStringAttribute(origRailing, "ObjectType");
string copyElemId = IFCAnyHandleUtil.GetStringAttribute(origRailing, "Tag");
return(IFCInstanceExporter.CreateRailing(file, copyGUID, copyOwnerHistory, copyName, copyDescription, copyObjectType,
newLocalPlacement, newProdRep,
copyElemId, railingType));
}
/// <summary>
/// Creates an IfcAxis2Placement3D object.
/// </summary>
/// <param name="file">The file.</param>
/// <param name="location">The origin. If null, it will use the global origin handle.</param>
/// <param name="axis">The Z direction.</param>
/// <param name="refDirection">The X direction.</param>
/// <returns>the handle.</returns>
public static IFCAnyHandle CreateAxis2Placement3D(IFCFile file, XYZ location, XYZ axis, XYZ refDirection)
{
IFCAnyHandle locationHandle = null;
if (location != null)
{
List <double> measure = new List <double>();
measure.Add(location.X);
measure.Add(location.Y);
measure.Add(location.Z);
locationHandle = CreateCartesianPoint(file, measure);
}
else
{
locationHandle = ExporterIFCUtils.GetGlobal3DOriginHandle();
}
bool exportDirAndRef = (axis != null && refDirection != null &&
(!MathUtil.IsAlmostEqual(axis[2], 1.0) || !MathUtil.IsAlmostEqual(refDirection[0], 1.0)));
if ((axis != null) ^ (refDirection != null))
{
exportDirAndRef = false;
}
IFCAnyHandle axisHandle = null;
if (exportDirAndRef)
{
List <double> measure = new List <double>();
measure.Add(axis.X);
measure.Add(axis.Y);
measure.Add(axis.Z);
axisHandle = CreateDirection(file, measure);
}
IFCAnyHandle refDirectionHandle = null;
if (exportDirAndRef)
{
List <double> measure = new List <double>();
measure.Add(refDirection.X);
measure.Add(refDirection.Y);
measure.Add(refDirection.Z);
refDirectionHandle = CreateDirection(file, measure);
}
return(IFCInstanceExporter.CreateAxis2Placement3D(file, locationHandle, axisHandle, refDirectionHandle));
}