/// <summary>
/// Creates IfcDirection object.
/// </summary>
/// <param name="file">
/// The IFC file.
/// </param>
/// <param name="realList">
/// The list of doubles to create the direction.
/// </param>
/// <returns>
/// The handle.
/// </returns>
public static IFCAnyHandle CreateDirection(IFCFile file, IList <double> realList)
{
IList <double> cleanList = new List <double>();
foreach (double measure in realList)
{
double ceilMeasure = Math.Ceiling(measure);
double floorMeasure = Math.Floor(measure);
if (MathUtil.IsAlmostEqual(measure, ceilMeasure))
{
cleanList.Add(ceilMeasure);
}
else if (MathUtil.IsAlmostEqual(measure, floorMeasure))
{
cleanList.Add(floorMeasure);
}
else
{
cleanList.Add(measure);
}
}
int sz = realList.Count;
if (sz == 3)
{
for (int ii = 0; ii < 3; ii++)
{
if (MathUtil.IsAlmostEqual(cleanList[ii], 1.0))
{
if (!MathUtil.IsAlmostZero(cleanList[(ii + 1) % 3]) || !MathUtil.IsAlmostZero(cleanList[(ii + 2) % 3]))
{
break;
}
return(ExporterIFCUtils.GetGlobal3DDirectionHandles(true)[ii]);
}
else if (MathUtil.IsAlmostEqual(cleanList[ii], -1.0))
{
if (!MathUtil.IsAlmostZero(cleanList[(ii + 1) % 3]) || !MathUtil.IsAlmostZero(cleanList[(ii + 2) % 3]))
{
break;
}
return(ExporterIFCUtils.GetGlobal3DDirectionHandles(false)[ii]);
}
}
}
else if (sz == 2)
{
for (int ii = 0; ii < 2; ii++)
{
if (MathUtil.IsAlmostEqual(cleanList[ii], 1.0))
{
if (!MathUtil.IsAlmostZero(cleanList[1 - ii]))
{
break;
}
return(ExporterIFCUtils.GetGlobal2DDirectionHandles(true)[ii]);
}
else if (MathUtil.IsAlmostEqual(cleanList[ii], -1.0))
{
if (!MathUtil.IsAlmostZero(cleanList[1 - ii]))
{
break;
}
return(ExporterIFCUtils.GetGlobal2DDirectionHandles(false)[ii]);
}
}
}
IFCAnyHandle directionHandle = IFCInstanceExporter.CreateDirection(file, cleanList);
return(directionHandle);
}