/// <summary>
/// Regroups sub Harmony Memories
/// </summary>
private void RegroupHarmonyMemories()
{
var allSolutions = _subHarmonyMemories.SelectMany(h => h.GetAll()).ToList();
var solutionIds = Enumerable.Range(0, allSolutions.Count).ToList();
foreach (var subHarmonyMemory in _subHarmonyMemories)
{
subHarmonyMemory.Clear();
for (var index = 0; index < subHarmonyMemory.MaxCapacity; index++)
{
var randomIndex = solutionIds.GetRandomElement();
var randomSolution = allSolutions.ElementAt(randomIndex);
if (subHarmonyMemory.Add(new Harmony <T>(randomSolution)))
{
solutionIds.Remove(randomIndex);
}
}
}
foreach (var subHarmonyMemory in _subHarmonyMemories.Where(hm => hm.Count < hm.MaxCapacity))
{
while (subHarmonyMemory.Count < subHarmonyMemory.MaxCapacity)
{
var randomHarmony = HarmonyGenerator.GenerateRandomHarmony();
subHarmonyMemory.Add(randomHarmony);
}
}
}
/// <inheritdoc/>
/// <summary>
/// Initializes a collection of sub-harmony memories with random solutions
/// </summary>
public override void InitializeHarmonyMemory()
{
_subHarmonyMemories = new List <HarmonyMemory <T> >(4);
var subHarmonyMemoriesCount = (int)Math.Ceiling((decimal)HarmonyMemory.MaxCapacity / 4);
for (var i = 0; i < _subHarmonyMemories.Capacity; i++)
{
_subHarmonyMemories.Add(new HarmonyMemory <T>(subHarmonyMemoriesCount));
}
foreach (var subHarmonyMemory in _subHarmonyMemories)
{
var triesCount = 0;
while (subHarmonyMemory.Count < subHarmonyMemory.MaxCapacity && triesCount < subHarmonyMemory.MaxCapacity * 3)
{
var randomHarmony = HarmonyGenerator.GenerateRandomHarmony();
subHarmonyMemory.Add(randomHarmony);
triesCount++;
}
}
}
