public static Tuple <TimeSpan, double> GetOptimal2(
TimeSpan deadline, int k,
DistType t1, double mean1, double sigma1,
DistType t2, double mean2, double sigma2)
{
// TODO : MaxTime is in seconds
TimeSpan time = new TimeSpan(0, 0, 0, 0, 1);
double quality = 0.0;
double maxQuality = 0;
TimeSpan maxTime;
TimeSpan increment = new TimeSpan(0, 0, 0, 0, 2);
while (time < deadline)
{
double aboveQualityWithoutWait = GetOptimal1(deadline - time,
t2, mean2, sigma2).Item2;
double aboveQualityWithWait = GetOptimal1(deadline - time - increment,
t2, mean2, sigma2).Item2;
double gain = (Randomness.GetCdf((time + increment).TotalMilliseconds,
t1, mean1, sigma1)
- Randomness.GetCdf(time.TotalMilliseconds, t1, mean1, sigma1)
) * aboveQualityWithWait;
double loss = (Randomness.GetCdf(time.TotalMilliseconds, t1, mean1, sigma1)
- Math.Pow(Randomness.GetCdf(time.TotalMilliseconds, t1, mean1, sigma1), k))
* (aboveQualityWithoutWait - aboveQualityWithWait);
quality += gain - loss;
if (quality > maxQuality)
{
maxQuality = quality;
maxTime = time;
}
time += increment;
}
return(new Tuple <TimeSpan, double> (maxTime, maxQuality));
}
public static Tuple <TimeSpan, double> GetOptimal1(
TimeSpan deadline,
DistType t1, double mean1, double sigma1)
{
return(new Tuple <TimeSpan, double> (deadline,
Randomness.GetCdf((deadline).TotalMilliseconds, t1, mean1, sigma1)));
}
public void BigInt_MulAddDivRemTest()
{
const int WordBitSize = 23;
var r = Randomness.NextRandom();
for (int i = 0; i < 1000; i++)
{
var list = new List <uint>();
var bigInt = BigInt.FromByteCount(256);
var q = r
.NextUInt32Sequence()
.Select(x => x & ((1U << WordBitSize) - 1))
.Take(1 + r.Next(64));
foreach (var x in q)
{
bigInt.Mul(1U << WordBitSize);
bigInt.Add(x);
list.Add(x);
}
list.Reverse();
foreach (var x in list)
{
uint y = bigInt.DivRem(1U << WordBitSize);
Assert.AreEqual(x, y);
}
}
}
public void BaseConverter_RandomIntsLexTest(BaseConverter converter)
{
var r = Randomness.NextRandom();
var a = r.NextInt32Sequence().Take(1000);
var b = r.NextUInt32Sequence().Take(1000);
var c = r.NextInt64Sequence().Take(1000);
var d = r.NextUInt64Sequence().Take(1000);
var actions = new Action[] {
TestBuilder
.NewLexicographicOrderTest(a, converter, converter.Encode)
.Create(),
TestBuilder
.NewLexicographicOrderTest(b, converter, converter.Encode)
.Create(),
TestBuilder
.NewLexicographicOrderTest(c, converter, converter.Encode)
.Create(),
TestBuilder
.NewLexicographicOrderTest(d, converter, converter.Encode)
.Create(),
};
foreach (var action in actions)
{
action();
}
}
private void ButtonRandomizeUserNameClick(object sender, RoutedEventArgs e)
{
if (Program.LobbyClient.IsConnected == false)
{
TextBoxUserName.Text = Randomness.GrabRandomJargonWord() + "-" + Randomness.GrabRandomNounWord();
}
}
public Action Create()
{
return(() => {
var list = _source.ToList();
var r = Randomness.NextRandom();
var q =
from v in list
let s = _encoder(v)
let t = Translate(r, s)
let y = _decoder(t)
select Tuple.Create(v, s, y);
var message = string.Format(_message ?? "Cannot encoder/decode '{0}'", typeof(T));
int i = 0;
foreach (var item in q)
{
#if DEBUG
if ((i != 0) & ((i % 100) == 0))
{
var s = _strFunc != null?_strFunc(item.Item1) : item.Item1.ToString();
Trace.WriteLine(s + " <-> " + item.Item2);
}
#endif
Assert.AreEqual(item.Item1, item.Item3, message);
i++;
}
});
}
public async Task <ActionResult> PickArtists()
{
var currentListener = GetCurrentListener();
var artists = new List <Artist>();
var genres = new List <Genre>();
if (!db.Genres.Any())
{
await SpotifyInteractionController.SpotifyGenerateGenreSeeds(currentListener);
}
genres.AddRange(db.Genres.AsNoTracking().ToList());
List <Task <Artist> > artistTask = new List <Task <Artist> >();
for (int i = 0; i < 25; i++)
{
var genre = genres[Randomness.RandomInt(0, genreSeedCount)];
artistTask.Add(SpotifyInteractionController.SpotifySearchForArtistInGenre(genre, currentListener));
}
foreach (var task in artistTask)
{
var artist = await task;
if (artist != null &&
artists.FirstOrDefault(a => a.ArtistSpotifyId == artist.ArtistSpotifyId) is null)
{
artists.Add(artist);
}
}
return(View(artists));
}
public static void init(int seed)
{
currentTime = new TimeSpan(0, 0, 0, 0, 1);
requests = new List <Request> ();
flowCompletionTimesMla = new List <double> ();
flowCompletionTimesTla = new List <double> ();
rnd = new Randomness(seed);
numFlowsMissed = 0;
ReadFacebookTaskDurations(seed + 5);
ReadDcTcpNumbers();
ReadLogNormalOrderStats();
/*
* string[] lines = System.IO.File.ReadAllLines(@"Optimal.txt");
*
* computeToWaitTime = new Dictionary<Tuple<int, int>, int>();
* fore ach (string l in lines)
* {
* string[] split = l.Split(new char[] { ' ' });
* double mlaT = double.Parse(split[0]);
* double wlaT = double.Parse(split[1]);
* int waitTime = int.Parse(split[2]);
* int mlaI = (int)(1000.0 * mlaT);
* int wlaI = (int)(1000.0 * wlaT);
* //Console.Error.WriteLine("Adding " + mlaI + " " +
* // wlaI + " " + waitTime);
* computeToWaitTime.Add(new Tuple<int, int>(mlaI, wlaI), waitTime);
*
* }
*/
}
public void BaseConverter_RandomIntsCodingTest(BaseConverter converter)
{
var r = Randomness.NextRandom();
var a = r.NextInt32Sequence().Take(1000);
var b = r.NextUInt32Sequence().Take(1000);
var c = r.NextInt64Sequence().Take(1000);
var d = r.NextUInt64Sequence().Take(1000);
var actions = new Action[] {
TestBuilder
.NewCodingTest(a, converter, converter.Encode, x => converter.DecodeInt32(x))
.Create(),
TestBuilder
.NewCodingTest(b, converter, converter.Encode, x => converter.DecodeUInt32(x))
.Create(),
TestBuilder
.NewCodingTest(c, converter, converter.Encode, x => converter.DecodeInt64(x))
.Create(),
TestBuilder
.NewCodingTest(d, converter, converter.Encode, x => converter.DecodeUInt64(x))
.Create(),
};
foreach (var action in actions)
{
action();
}
}
public void RandomKeyTest()
{
int expected = 30; //Length of string
var actual = Randomness.RandomKey().Length;
Assert.AreEqual(expected, actual);
}
public HostGameSettings()
{
InitializeComponent();
Specators = true;
Program.IsHost = true;
Games = new ObservableCollection <DataGameViewModel>();
Program.LobbyClient.Hosting().HostedGameReady += LobbyClient_HostedGameReady;
Program.LobbyClient.Connected += LobbyClient_Connected;
Program.LobbyClient.Disconnected += LobbyClient_Disconnected;
TextBoxGameName.Text = Prefs.LastRoomName ?? Randomness.RandomRoomName();
CheckBoxIsLocalGame.IsChecked = !Program.LobbyClient.IsConnected;
CheckBoxIsLocalGame.IsEnabled = Program.LobbyClient.IsConnected;
LabelIsLocalGame.IsEnabled = Program.LobbyClient.IsConnected;
lastHostedGameType = Prefs.LastHostedGameType;
TextBoxUserName.Text = (Program.LobbyClient.IsConnected == false ||
Program.LobbyClient.User == null ||
Program.LobbyClient.User.DisplayName == null) ? Prefs.Nickname : Program.LobbyClient.User.DisplayName;
Program.OnOptionsChanged += ProgramOnOptionsChanged;
TextBoxUserName.IsReadOnly = Program.LobbyClient.IsConnected;
if (Program.LobbyClient.IsConnected)
{
PasswordGame.IsEnabled = SubscriptionModule.Get().IsSubscribed ?? false;
}
else
{
PasswordGame.IsEnabled = true;
}
StackPanelIsLocalGame.Visibility = Prefs.EnableAdvancedOptions ? Visibility.Visible : Visibility.Collapsed;
}
public override void OnCycle()
{
if (SpeechTimer <= 0)
{
Entity.OnChat("testing", 1, ChatType.CHAT);
SpeechTimer = 20;
}
else
{
SpeechTimer--;
}
if (Entity.CanWalk)
{
if (ActionTimer <= 0)
{
RoomTile tile = CurrentRoom.Mapping.RandomWalkableTile;
if (tile != null)
{
Entity.TargetPosition = new UserPosition()
{
X = tile.Position.X,
Y = tile.Position.Y
};
Entity.Path = CurrentRoom.PathFinder.Path(Entity);
}
ActionTimer = Randomness.RandomNumber(5, 20);
}
else
{
ActionTimer--;
}
}
}
public void GetValue()
{
var value = new Randomness().GetValue(2, 10);
Assert.IsTrue(value >= 2);
Assert.IsTrue(value <= 10);
}
public override void OnEntityJoin()
{
SpeechTimer = 20;
ActionTimer = Randomness.RandomNumber(5, 20);
CurrentRoom.EntityManager.Send(new RoomUserDanceComposer(Entity));
CurrentRoom.EntityManager.Send(new RoomUserEffectComposer(Entity));
}
public static Uri GetSpotifyAuthorization()
{
storedState = Randomness.RandomString();
var url = $"https://accounts.spotify.com/authorize?client_id={Keys.SpotifyClientId}&response_type=code&redirect_uri={redirect_url}&scope=playlist-modify-private,user-read-private&state={storedState}";
Uri uri = new Uri(url);
return(uri);
}
/// <summary>
/// Generate values to create and validate the article in the database
/// </summary>
public void readInTestData()
{
nodeValues.Add(Service_ArticleService.nodes.DESCRIPTION, Randomness.randomAlphaNumeric(8));
nodeValues.Add(Service_ArticleService.nodes.ID, "AR-12345");
nodeValues.Add(Service_ArticleService.nodes.NAME, Randomness.randomString(8));
nodeValues.Add(Service_ArticleService.nodes.PRICEAMOUNT, "1.0");
nodeValues.Add(Service_ArticleService.nodes.PRICECURRENCY, "USD");
}
public static TestModel Random()
{
return(new TestModel
{
Id = Randomness.Number(),
ColumnOne = Randomness.Text(),
ColumnTwo = Randomness.Text()
});
}
protected void Process(JobSegment job)
{
try
{
if (job.JobStatus <= JobStatus.Paused)
{
job.Started = DateTime.Now;
if (job.JobStatus == JobStatus.Pending)
{
job.JobStatus = JobStatus.Running;
}
Randomness.Seed((job.Id.GetHashCode() + DateTime.Now.Ticks).GetHashCode());
var simulator = job.Specification.CreateSimulator();
var visitorCount = simulator.GetVisitors(job.TargetVisitors);
var partitioner = Partitioner.Create(visitorCount, EnumerablePartitionerOptions.NoBuffering);
Parallel.ForEach(partitioner, ParallelOptions, (visitor, loopState) =>
{
while (job.JobStatus == JobStatus.Paused)
{
Thread.Sleep(1000);
}
if (job.JobStatus > JobStatus.Paused)
{
loopState.Break();
}
try
{
foreach (var visit in visitor.Commit())
{
++job.CompletedVisits;
}
}
catch (Exception ex)
{
++job.Exceptions;
job.LastException = ex.ToString();
}
++job.CompletedVisitors;
});
}
job.Ended = DateTime.Now;
job.JobStatus = job.CompletedVisitors < job.TargetVisitors ? JobStatus.Cancelled : JobStatus.Complete;
}
catch (Exception ex)
{
job.JobStatus = JobStatus.Failed;
job.Ended = DateTime.Now;
job.LastException = ex.ToString();
}
}
public void Test2()
{
for (var i = 0; i < 1000; i++)
{
var num = Randomness.RandomInteger(1, 5);
Assert.IsTrue(num >= 1);
Assert.IsTrue(num < 5);
}
}
protected void Process(JobSegment job)
{
try
{
if (job.JobStatus <= JobStatus.Paused)
{
job.Started = DateTime.Now;
if (job.JobStatus == JobStatus.Pending)
{
job.JobStatus = JobStatus.Running;
}
Randomness.Seed((job.Id.GetHashCode() + DateTime.Now.Ticks).GetHashCode());
var sim = job.Specification.CreateSimulator();
foreach (var visitor in
sim.NextVisitors(job.TargetVisitors, false))
{
while (job.JobStatus == JobStatus.Paused)
{
Thread.Sleep(100);
}
if (job.JobStatus > JobStatus.Paused)
{
break;
}
try
{
foreach (var visit in visitor.Commit())
{
++job.CompletedVisits;
}
}
catch (Exception ex)
{
++job.Exceptions;
job.LastException = ex.ToString();
}
++job.CompletedVisitors;
}
}
job.Ended = DateTime.Now;
job.JobStatus = job.CompletedVisitors < job.TargetVisitors ? JobStatus.Cancelled : JobStatus.Complete;
}
catch (Exception ex)
{
job.JobStatus = JobStatus.Failed;
job.Ended = DateTime.Now;
job.LastException = ex.ToString();
}
}
public void StatisticsHelper_Mean_Average_Test(double expected, double[] xs)
{
var r = Randomness.NextRandom();
for (int i = 0; i < 10; i++)
{
var mean = r.NextShuffle(xs).Mean();
Assert.AreEqual(expected, mean.Average);
}
}
private int GetRandomEffectId(RoomItem item)
{
int id = 0;
List <int> items = item.ItemData.ExtraData.Split(',').Select(Int32.Parse).ToList();
if (items.Count != 0)
{
id = items[Randomness.RandomNumber(items.Count) - 1];
}
return(id);
}
private async Task Host()
{
await StartLocalGame(HostGame, Randomness.RandomRoomName(), "");
Octgn.Play.Player.OnLocalPlayerWelcomed += PlayerOnOnLocalPlayerWelcomed;
Program.GameSettings.UseTwoSidedTable = HostGame.UseTwoSidedTable;
if (Program.GameEngine != null)
{
Dispatcher.CurrentDispatcher.Invoke(new Action(() => Program.GameEngine.Begin()));
}
}
public void GenerateNewGuidTest()
{
//References:
//GUID Patterns http://www.regexlib.com/Search.aspx?k=guid
string expected = @"^\{?[a-fA-F\d]{8}-?([a-fA-F\d]{4}-?){3}[a-fA-F\d]{12}\}?$"; // GUID Pattern
string actual = Randomness.GenerateNewGuid(); //Digits only - 32 characters
Regex rgx = new Regex(expected, RegexOptions.None);
Assert.IsTrue(rgx.IsMatch(actual));
}
private static void Main2(string[] args)
{
Randomness.Seed(1337);
var segment = new VisitorSegment("Test");
segment.VisitorVariables.Add(Variables.Fixed("Country", "DK"));
//Simulate visitors from Jan 1 2012 until now
segment.StartDateTime(new DateTime(2012, 1, 1), DateTime.Now,
//Create a linear trend in year
d => d.Year(trend => trend.SetLevel(0).LineRelativePercentage(1, 1))
//Add a peak in the summer
.PartOfYear(trend => trend.AddPeak(0.5, 0.1, pct: true)));
var simulator = new SegmentBasedSimulator(segment);
//Create a 1000 visitors. These are ordered by start date
foreach (var visitor in simulator.NextVisitors(1000))
{
System.Console.Out.WriteLine(".");
var ctx = new SitecoreRequestContext("http://sc80rev150209/", visitor);
using (var visit = ctx.NewVisit())
{
//Request home page as if coming from Google
visit.Request("/", TimeSpan.FromSeconds(2), new { Referrer = "http://www.google.com" });
//Request home page again
var info = visit.Request("/", TimeSpan.FromSeconds(2));
//"info" contains information from Sitecore, including the item displayed, it's fields, the visit's current VisitData from the tracker etc.
//This can be used to change the behavior of the visit
if (info.VisitData.ContactVisitIndex == 2)
{
}
}
//Wait 14 days before making the next visit
ctx.Pause(TimeSpan.FromDays(14));
using (var visit = ctx.NewVisit())
{
visit.Request("/", TimeSpan.FromSeconds(2));
System.Console.Out.WriteLine(visit.VisitData.ContactVisitIndex);
}
}
}
public void OnCycle(RoomItem item)
{
if (item.Mode == -1)
{
if (count >= 2)
{
item.Mode = Randomness.RandomNumber(item.ItemData.Modes);
item.Room.EntityManager.Send(new FloorItemUpdateComposer(item));
}
count++;
}
}
//================================================================================================================
//================================================================================================================
#endregion // Card Shuffler
#region Randomness
//================================================================================================================
//================================================================================================================
public ActionResult Randomness()
//================================================================================================================
// This action is invoked when the randomness comparison page is requested.
//
// Event Arguments
// arg_CardPackId: Unique id of the selected card pack
// arg_SampleSize: Unique id of the selected sample size
//
// Returns
// The card shuffler page view
//================================================================================================================
{
// Safety check for the server
if ((bool)Session[SiteHelpers.ServerRunning] == false)
{
return(View("ServerNotRunning", new PokerPlayground()));
}
// Retrieve the selected card pack
int cardPackId = !string.IsNullOrEmpty(Request.Params[ARG_CARD_PACK_ID]) ? int.Parse(Request.Params[ARG_CARD_PACK_ID]) : 0;
int sampleSize = !string.IsNullOrEmpty(Request.Params[ARG_SAMPLE_SIZE]) ? int.Parse(Request.Params[ARG_SAMPLE_SIZE]) : (int)SiteHelpers.SampleSizes.FourCardSample;
// Create the model
Randomness model = new Randomness();
// Populate the model
SSCasino_DBContext dbCasino = null;
try
{
// Connect the the database
dbCasino = new SSCasino_DBContext();
// Get card packs for the card shuffler
model.ShuffledPackageFisher.CardPack = CreateCardPackModel(dbCasino, cardPackId, (SiteHelpers.SampleSizes)sampleSize);
model.ShuffledPackageNaive.CardPack = CreateCardPackModel(dbCasino, cardPackId, (SiteHelpers.SampleSizes)sampleSize);
// Load the shuffler control panel with card packs
LoadShufflerCards(dbCasino, model.ControlPanel, cardPackId);
// Get the total number of shuffles and aggregated results
GetShuffleResults(model.ShuffleResultsData);
}
finally
{
if (dbCasino != null)
{
dbCasino.Dispose();
}
}
return(View("Randomness", model));
}
public static Vector3 TwoDWithMagnitude(float magnitude)
{
Vector3 v = new Vector3(
(-1.0f + Randomness.Value() * 2.0f),
(-1.0f + Randomness.Value() * 2.0f),
0.0f
);
v.Normalize();
v *= magnitude;
return(v);
}
public void RunningStat_Average_Test1()
{
foreach (var n in new[] { 1, 2, 3, 10, 100, 1000 })
{
var xs = Randomness.NextRandom().NextSequence(n).Select(x => (double)x).Take(n).ToList();
var stat = new RunningStat();
foreach (var x in xs)
{
stat.Push(x);
}
Assert.AreEqual(xs.Average(), stat.Average, 1d / 1000000);
}
}
public void BaseConverter_RandomBytesLexTest(BaseConverter converter)
{
var r = Randomness.NextRandom();
var a = Enumerable.Range(0, 1000)
.Select(x => {
var v = new byte[r.Next(8)];
r.NextBytes(v);
return(v);
});
var b = Enumerable.Range(0, 1000)
.Select(x => {
var v = new byte[r.Next(16)];
r.NextBytes(v);
return(v);
});
var c = Enumerable.Range(0, 1000)
.Select(x => {
var v = new byte[r.Next(256)];
r.NextBytes(v);
return(v);
});
var actions = new Action[] {
TestBuilder
.NewLexicographicOrderTest(a, converter, converter.Encode)
.WithComparer(new ByteArrayComparer())
.WithStringFunction(x => string.Join(",", x.Select(y => y.ToString("X2"))))
.WithVariableLengthData(true)
.Create(),
TestBuilder
.NewLexicographicOrderTest(b, converter, converter.Encode)
.WithComparer(new ByteArrayComparer())
.WithStringFunction(x => string.Join(",", x.Select(y => y.ToString("X2"))))
.WithVariableLengthData(true)
.Create(),
TestBuilder
.NewLexicographicOrderTest(c, converter, converter.Encode)
.WithComparer(new ByteArrayComparer())
.WithStringFunction(x => string.Join(",", x.Select(y => y.ToString("X2"))))
.WithVariableLengthData(true)
.Create(),
};
foreach (var action in actions)
{
action();
}
}
public void Initialize(I_SceneRandGenerator SceneRand)
{
GeneratorRand = new Randomness();
GeneratorRand.GenerateScene = SceneRand;
}
public void GetValue()
{
var value = new Randomness().GetValue(2, 10);
Assert.IsTrue(value >= 2);
Assert.IsTrue(value <= 10);
}