/// <summary>
/// Extrude the model entities `dimTags' by translation along (`dx', `dy',
/// `dz'). Return extruded entities in `outDimTags'. If `numElements' is not
/// empty, also extrude the mesh: the entries in `numElements' give the number
/// of elements in each layer. If `height' is not empty, it provides the
/// (cumulative) height of the different layers, normalized to 1. If `dx' ==
/// `dy' == `dz' == 0, the entities are extruded along their normal.
/// </summary>
public static void Extrude(ValueTuple <int, int>[] dimTags, double dx, double dy, double dz, out ValueTuple <int, int>[] outDimTags, int[] numElements = default, double[] heights = default, bool recombine = false)
{
var dimarray = dimTags.ToIntArray();
unsafe
{
int *ptrss;
long outcount = 0;
if (numElements == default)
{
numElements = new int[0];
}
if (heights == default)
{
heights = new double[0];
}
Gmsh_Warp.GmshModelGeoExtrude(dimarray, dimarray.LongLength, dx, dy, dz, &ptrss, ref outcount, numElements, numElements.LongLength, heights, heights.LongLength, Convert.ToInt32(recombine), ref Gmsh._staticreff);
Gmsh.CheckException(MethodBase.GetCurrentMethod().MethodHandle);
var outDimTagsint = UnsafeHelp.ToIntArray(ptrss, outcount);
outDimTags = outDimTagsint.ToIntPair();
}
}
