private void Swap(cVertex first, cVertex second)
{
cVertex temp = new cVertex();
temp = new cVertex(first.Point.X, first.Point.Y);
temp.IndexInModel = first.IndexInModel;
temp.IsProcessed = first.IsProcessed;
list.ResetVertex(first, second.Point.X, second.Point.Y, second.IndexInModel, second.IsProcessed);
list.ResetVertex(second, temp.Point.X, temp.Point.Y, temp.IndexInModel, temp.IsProcessed);
}
