/// <summary>
/// Add a curve loop (a closed wire) formed by the curves `curveTags'.
/// `curveTags' should contain (signed) tags of model enties of dimension 1
/// forming a closed loop: a negative tag signifies that the underlying curve
/// is considered with reversed orientation. If `tag' is positive, set the tag
/// explicitly; otherwise a new tag is selected automatically. Return the tag
/// of the curve loop.
/// </summary>
public static int AddCurveLoop(int[] curveTags, int tag = -1)
{
var index = Gmsh_Warp.GmshModelGeoAddCurveLoop(curveTags, curveTags.LongLength, tag, ref Gmsh._staticreff);
Gmsh.CheckException(MethodBase.GetCurrentMethod().MethodHandle);
return(index);
}