public static List <DailyRoomAllocation> ListDailyRoomAllocation(GRBVar[,,] x, GRBVar[,] y, double objVal)
{
int numGroups = x.GetLength(0);
int numRooms = x.GetLength(1);
List <DailyRoomAllocation> roomsAllocation = new List <DailyRoomAllocation>();
for (int k = 0; k < x.GetLength(2); k++)
{
DailyRoomAllocation dailyAllocation = new DailyRoomAllocation();
int numGroupsSplits = 0;
for (int i = 0; i < x.GetLength(0); i++)
{
if (y[i, k].X == 1)
{
numGroupsSplits++;
}
for (int j = 0; j < x.GetLength(1); j++)
{
if (x[i, j, k].X == 1)
{
dailyAllocation.RoomGroupsAllocated.Add(new Tuple <int, int>(j, i));
}
}
}
dailyAllocation.NumGroupsSplits = numGroupsSplits;
dailyAllocation.FuncObj = objVal;
dailyAllocation.FillRoomAllocation(numRooms);
roomsAllocation.Add(dailyAllocation);
}
return(roomsAllocation);
}
public static List <DailyRoomAllocation> ListDailyRoomAllocation(GRBVar[,,] x, GRBVar[,] y, GRBVar[,] z,
Dictionary <int, int> personToGroup, double objVal)
{
int numGroups = x.GetLength(0);
int numRooms = x.GetLength(1);
List <DailyRoomAllocation> roomsAllocation = new List <DailyRoomAllocation>();
for (int k = 0; k < x.GetLength(2); k++)
{
DailyRoomAllocation dailyAllocation = new DailyRoomAllocation();
double numGroupsSplits = 0;
double numGroupsChanges = 0;
for (int i = 0; i < x.GetLength(0); i++)
{
if (y[personToGroup[i], k].X == 1)
{
numGroupsSplits += 1 / Convert.ToDouble(personToGroup.Where(p => p.Value == personToGroup[i]).Count());
}
if (z[personToGroup[i], k].X == 1)
{
numGroupsChanges += 1 / Convert.ToDouble(personToGroup.Where(p => p.Value == personToGroup[i]).Count());
}
for (int j = 0; j < x.GetLength(1); j++)
{
if (x[i, j, k].X == 1)
{
dailyAllocation.RoomGroupsAllocated.Add(new Tuple <int, int>(j, personToGroup[i]));
}
}
}
dailyAllocation.NumGroupsSplits = numGroupsSplits;
dailyAllocation.NumGroupsChanges = numGroupsChanges;
dailyAllocation.FuncObj = objVal;
dailyAllocation.FillRoomAllocation(numRooms);
if (k != 0)
{
FillGroupsEnteredLeft(dailyAllocation, roomsAllocation.Last());
}
roomsAllocation.Add(dailyAllocation);
}
return(roomsAllocation);
}
private static void FillGroupsEnteredLeft(DailyRoomAllocation dailyAllocation, DailyRoomAllocation previousAllocation)
{
var groups = dailyAllocation.RoomGroupsAllocated.Select(g => g.Item2).Distinct();
var lastDayGroups = previousAllocation.RoomGroupsAllocated.Select(g => g.Item2).Distinct();
List <int> groupsEntered = new List <int>();
List <int> groupsLeft = new List <int>();
foreach (var group in groups)
{
if (!lastDayGroups.Any(g => g == group))
{
groupsEntered.Add(group);
}
}
dailyAllocation.GroupsEntered = string.Join(";", groupsEntered);
foreach (var group in lastDayGroups)
{
if (!groups.Any(g => g == group))
{
groupsLeft.Add(group);
}
}
dailyAllocation.GroupsLeft = string.Join(";", groupsLeft);
}
