public GunGroup(ProjectileGun[] guns, double caliber, double demandPerGun)
{
this.Guns = guns;
this.Caliber = caliber;
this.DemandPerGun = demandPerGun;
this.DemandTotal = demandPerGun * guns.Length;
}
private static GunGroup[][] ConvertSets(int[][][] combos, ProjectileGun[] guns, Tuple<double, double>[][] caliberRanges, Func<Tuple<double, double>, double> caliberFunc)
{
GunGroup[][] retVal = new GunGroup[combos.Length][];
for (int i = 0; i < combos.Length; i++)
{
GunGroup[] set = new GunGroup[combos[i].Length];
for (int j = 0; j < combos[i].Length; j++)
{
double caliber = caliberFunc(caliberRanges[i][j]);
ProjectileGun[] gunSet = combos[i][j].
Select(o => guns[o]).
ToArray();
double demand = GetAmmoVolume(caliber);
set[j] = new GunGroup(gunSet, caliber, demand);
}
retVal[i] = set;
}
return retVal;
}
private static GunGroup[][] GetAllSetCombos(int[][] majorSets, ProjectileGun[] guns)
{
// singles
// unique sets + remainder singles
int[][][] fullSets = UtilityCore.AllCombosEnumerator(majorSets).ToArray();
Tuple<double, double>[][] caliberRanges = fullSets.
Select(o => o.Select(p => GetCaliberRange(guns, p)).ToArray()).
ToArray();
if (caliberRanges.SelectMany(o => o).Any(o => o.Item1 > o.Item2))
{
throw new ApplicationException("Invalid caliber range. majorSets was probably built wrong");
}
// Turn each full set into a gungroup[]
List<GunGroup[]> retVal = new List<GunGroup[]>();
retVal.AddRange(ConvertSets(fullSets, guns, caliberRanges, o => o.Item1)); // min
retVal.AddRange(ConvertSets(fullSets, guns, caliberRanges, o => o.Item2)); // max
retVal.AddRange(ConvertSets(fullSets, guns, caliberRanges, o => (o.Item1 + o.Item2) / 2)); // avg
Random rand = StaticRandom.GetRandomForThread();
for (int cntr = 0; cntr < 10; cntr++)
{
retVal.AddRange(ConvertSets(fullSets, guns, caliberRanges, o => rand.NextDouble(o.Item1, o.Item2))); // rand
}
return retVal.ToArray();
}
private static Tuple<double, double> GetCaliberRange(ProjectileGun[] guns, int[] indices)
{
return Tuple.Create(
indices.Max(o => guns[o].CaliberRange.Item1), // Item1 is as small as the gun can go. So max(item1) will find the gun that is the bottleneck (the largest of the small range)
indices.Min(o => guns[o].CaliberRange.Item2));
//return Tuple.Create(
// indices.Min(o => guns[o].Caliber), // can't just use caliber. Some guns may have a standard caliber that is outside the range of other guns in the set
// indices.Max(o => guns[o].Caliber));
}
private static int[][] GetMajorSets(ProjectileGun[] guns)
{
if (guns.Length == 1)
{
return new[] { new[] { 0 } };
}
// Get all the min/max boundries of the guns
IEnumerable<double> boundries = guns.
SelectMany(o => new[] { o.CaliberRange.Item1, o.CaliberRange.Item2 }).
Distinct().
OrderBy(o => o);
// Go through each boundry, and see which guns straddle it
List<int[]> gunsWithBoundry = new List<int[]>();
foreach (double boundry in boundries)
{
int[] matches = Enumerable.Range(0, guns.Length).
Where(o => guns[o].CaliberRange.Item1 <= boundry && guns[o].CaliberRange.Item2 >= boundry).
OrderBy(o => o).
ToArray();
gunsWithBoundry.Add(matches);
}
// Dedupe, remove subsets
GetMajorSets_Consolidate(gunsWithBoundry);
return gunsWithBoundry.ToArray();
}
