| public static CompareDouble ( double d1, double d2 ) : bool | ||
| d1 | double | first value |
| d2 | double | second value |
| return | bool | |
/// <summary>
/// judge whether the lines are in the same horizontal plane
/// </summary>
/// <param name="lines">lines to be judged</param>
/// <returns>is in the same horizontal plane</returns>
public static bool InSameHorizontalPlane(List <Line> lines)
{
// all the Z coordinate of lines' start point and end point should be equal
Autodesk.Revit.DB.XYZ firstPnt = lines[0].get_EndPoint(0);
for (int i = 0; i < lines.Count; i++)
{
if (!MathUtil.CompareDouble(lines[i].get_EndPoint(0).Z, firstPnt.Z) ||
!MathUtil.CompareDouble(lines[i].get_EndPoint(1).Z, firstPnt.Z))
{
return(false);
}
}
return(true);
}
/// <summary>
/// judge whether two XYZs are equal
/// </summary>
/// <param name="pnt1">first XYZ</param>
/// <param name="pnt2">second XYZ</param>
/// <returns>is equal</returns>
public static bool CompareXYZ(Autodesk.Revit.DB.XYZ pnt1, Autodesk.Revit.DB.XYZ pnt2)
{
return(MathUtil.CompareDouble(pnt1.X, pnt2.X) &&
MathUtil.CompareDouble(pnt1.Y, pnt2.Y) &&
MathUtil.CompareDouble(pnt1.Z, pnt2.Z));
}
