/// <summary> /// Compare two MPI groups. /// </summary> /// <list> /// <listheader> /// <term>Value</term> /// <description>Description</description> /// </listheader> /// <item> /// <term><see cref="Comparison.Identical"/></term> /// <description>The two <c>Group</c> objects represent the same group.</description> /// </item> /// <item> /// <term><see cref="Comparison.Congruent"/></term> /// <description> /// The two <c>Group</c> objects contain the same processes with the same ranks, /// but represent different groups. /// </description> /// </item> /// <item> /// <term><see cref="Comparison.Similar"/></term> /// <description> /// The two <c>Group</c> objects contain the same processes, but with different ranks. /// </description> /// </item> /// <item> /// <term><see cref="Comparison.Unequal"/></term> /// <descsription>The two <c>Group</c> objects are different.</descsription> /// </item> /// </list> public Comparison Compare(Group other) { int result; unsafe { int errorCode = Unsafe.MPI_Group_compare(group, other.group, out result); if (errorCode != Unsafe.MPI_SUCCESS) { throw Environment.TranslateErrorIntoException(errorCode); } } return(Unsafe.ComparisonFromInt(result)); }