internal AltCallback(Scheduler sr, FromBeginEnd <X> xJ, Cont <X> xK, Pick pk, int me) : base(sr, xJ, xK)
{
this.pk = pk;
this.me = me;
}
internal JobCallback(Scheduler sr, FromBeginEnd <X> xJ, Cont <X> xK)
{
this.sr = sr;
this.xJ = xJ;
this.xK = xK;
}