public void PointBasedVI(int cBeliefs, int cMaxIterations)
{
Random rand = new Random();
List <BeliefState> B = GenerateB(cBeliefs, rand);
InitV();
m_dGCache = new Dictionary <AlphaVector, Dictionary <Action, Dictionary <Observation, AlphaVector> > >();
List <BeliefState> BTag;
while (cMaxIterations > 0)
{
BTag = CopyB(B);
List <AlphaVector> VTag = new List <AlphaVector>();
while (BTag.Count != 0)
{
//choose arbitrary point in BTag to improve
BeliefState bCurr = RandomBeliefState(BTag, rand);
AlphaVector newAV = Backup(bCurr);
AlphaVector avBest = new AlphaVector();
double currValue = ValueOf(bCurr, m_lVectors, out avBest);
double AlphaDotb = newAV.InnerProduct(bCurr);
if (AlphaDotb > currValue)
{
//remove from B points whose value was improved by new newAV
BTag.Where(b => newAV.InnerProduct(b) >= ValueOf(b, m_lVectors, out AlphaVector avTmp)).ToList();
avBest = newAV;
}
else
{
BTag.Remove(bCurr);
avBest = ArgMax(m_lVectors, b: bCurr);
}
VTag.Add(avBest);
}
m_lVectors = VTag;
cMaxIterations--;
}
}
public bool FetchRank()
{
if (!BattleNetSwitcherFuncs.ValidateBTag(BTag))
{
return(false);
}
var split = BTag.Split("#");
var req = WebRequest.Create($"https://playoverwatch.com/en-us/career/pc/{split[0]}-{split[1]}/");
req.Method = "GET";
var doc = new HtmlDocument();
var responseStream = req.GetResponse().GetResponseStream();
if (responseStream == null)
{
_ = GeneralInvocableFuncs.ShowToast("error", Lang["Toast_BNet_StatsFail", new { BTag = BTag }],
renderTo: "toastarea");
return(false);
}
using (var reader = new StreamReader(responseStream))
{
doc.LoadHtml(reader.ReadToEnd());
}
// If the PlayOverwatch site is overloaded
if (doc.DocumentNode.SelectSingleNode("/html/body/section[1]/section/div/h1") != null)
{
_ = GeneralInvocableFuncs.ShowToast("error", Lang["Toast_BNet_StatsFail", new { BTag = BTag }],
renderTo: "toastarea");
return(false);
}
// If the Profile is private
if (doc.DocumentNode.SelectSingleNode(
"/html/body/section[1]/div[1]/section/div/div/div/div/div[1]/p")?.InnerHtml ==
"Private Profile")
{
ImgUrl = doc.DocumentNode
.SelectSingleNode("/html/body/section[1]/div[1]/section/div/div/div/div/div[2]/img")
.Attributes["src"].Value;
_ = GeneralInvocableFuncs.ShowToast("warning", Lang["Toast_BNet_Private", new { BTag = BTag }],
renderTo: "toastarea");
_ = BattleNetSwitcherFuncs.DownloadImage(Email, ImgUrl);
LastTimeChecked = DateTime.Now - TimeSpan.FromMinutes(1435); // 23 Hours 55 Minutes
return(false);
}
// If BattleTag is invalid
if (doc.DocumentNode.SelectSingleNode(
"/html/body/section[1]/section/div/h1")?.InnerHtml == "PROFILE NOT FOUND")
{
_ = GeneralInvocableFuncs.ShowToast("error", Lang["Toast_ItemNotFound", new { item = BTag }],
renderTo: "toastarea");
return(false);
}
LastTimeChecked = DateTime.Now;
ImgUrl = doc.DocumentNode
.SelectSingleNode("/html/body/section[1]/div[1]/section/div/div[2]/div/div/div[2]/img")
.Attributes["src"].Value;
_ = BattleNetSwitcherFuncs.DownloadImage(Email, ImgUrl);
var ranks = doc.DocumentNode.SelectNodes(
"/html/body/section[1]/div[1]/section/div/div[2]/div/div/div[2]/div/div[3]");
foreach (var node in ranks.Elements())
{
if (!int.TryParse(node.LastChild.LastChild.InnerHtml, out var sr))
{
continue;
}
switch (node.LastChild.FirstChild.Attributes["data-ow-tooltip-text"].Value.Split(" ").First())
{
case "Tank":
OwTankSr = sr;
break;
case "Damage":
OwDpsSr = sr;
break;
case "Support":
OwSupportSr = sr;
break;
default:
continue;
}
}
return(true);
}
