public static IFCAnyHandle GetDefaultCartesianTransformationOperator3D(IFCFile file)
{
if (m_DefaultCartesianTransformationOperator3D == null)
{
XYZ orig = new XYZ();
IFCAnyHandle origHnd = ExporterUtil.CreateCartesianPoint(file, orig);
m_DefaultCartesianTransformationOperator3D = IFCInstanceExporter.CreateCartesianTransformationOperator3D(file, null, null, origHnd, 1.0, null);
}
return(m_DefaultCartesianTransformationOperator3D);
}
/// <summary>
/// Creates IfcMappedItem object from a transform
/// </summary>
/// <param name="file">
/// The IFC file.
/// </param>
/// <param name="repMap">
/// The handle to be mapped.
/// </param>
/// <param name="transform">
/// The transform.
/// </param>
/// <returns>
/// The handle.
/// </returns>
public static IFCAnyHandle CreateMappedItemFromTransform(IFCFile file, IFCAnyHandle repMap, Transform transform)
{
IFCAnyHandle axis1 = CreateDirection(file, transform.BasisX);
IFCAnyHandle axis2 = CreateDirection(file, transform.BasisY);
IFCAnyHandle axis3 = CreateDirection(file, transform.BasisZ);
IFCAnyHandle origin = CreateCartesianPoint(file, transform.Origin);
double scale = 1.0;
IFCAnyHandle mappingTarget =
IFCInstanceExporter.CreateCartesianTransformationOperator3D(file, axis1, axis2, origin, scale, axis3);
return(IFCInstanceExporter.CreateMappedItem(file, repMap, mappingTarget));
}
/// <summary>
/// Creates IfcMappedItem object from an origin.
/// </summary>
/// <param name="file">
/// The IFC file.
/// </param>
/// <param name="repMap">
/// The handle to be mapped.
/// </param>
/// <param name="orig">
/// The orig for mapping transformation.
/// </param>
/// <returns>
/// The handle.
/// </returns>
public static IFCAnyHandle CreateDefaultMappedItem(IFCFile file, IFCAnyHandle repMap, XYZ orig)
{
if (MathUtil.IsAlmostZero(orig.X) && MathUtil.IsAlmostZero(orig.Y) && MathUtil.IsAlmostZero(orig.Z))
{
return(CreateDefaultMappedItem(file, repMap));
}
IFCAnyHandle origin = CreateCartesianPoint(file, orig);
double scale = 1.0;
IFCAnyHandle mappingTarget =
IFCInstanceExporter.CreateCartesianTransformationOperator3D(file, null, null, origin, scale, null);
return(IFCInstanceExporter.CreateMappedItem(file, repMap, mappingTarget));
}