/// <summary>
/// 在给定的列表中,挑选出指定个数的随机项<br/>
/// 比如实现在src中,随机挑出5个并返回
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="src">随机数据源</param>
/// <param name="randomCount">需要挑选出的个数,如果为0,则连挑选出的数量也是随机</param>
/// <returns>返回随机挑选后的数据</returns>
public static T[] Random <T>(this IList <T> src, int randomCount)
{
if (src == null || src.Count <= 0)
{
throw new ArgumentNullException("src");
}
if (randomCount == 0)
{
randomCount = RandomEx.Next(1, src.Count);
}
//var newlist = new List<T>(randomCount);
var newlist = new T[randomCount];
for (int i = 0; i < randomCount; i++)
{
var index = RandomEx.Next(0, src.Count);
newlist[i] = src[index];
}
return(newlist);
}
protected override Transform getPoint()
{
pointList.Clear();
foreach (Transform c in points)
{
if (c.childCount > 0)
{
continue;
}
if (c.gameObject.activeSelf == false)
{
continue;
}
pointList.Add(c);
}
if (pointList.Count == 0)
{
return(null);
}
if (pointList.Count == 1)
{
return(pointList[0]);
}
return(RandomEx.weightedChoice(pointList, (x) => 1));
}
public static string GenerateRandomName(IList <string> unitNames)
{
var first = unitNames[RandomEx.Next(unitNames.Count)];
var second = unitNames[RandomEx.Next(unitNames.Count)];
return(first + " " + second);
}
private List <DraftPlayer> CreatePlayers(int playerCount, CardRatings ratings, bool includeHumanPlayer)
{
var aiStrategies = new Func <IDraftingStrategy>[]
{
() => new Forcing(ratings),
() => new Greedy(ratings),
};
var players = new List <DraftPlayer>();
for (var i = 0; i < playerCount; i++)
{
players.Add(new DraftPlayer
{
Strategy = aiStrategies[RandomEx.Next(10) >= 3 ? 0 : 1]()
});
}
if (includeHumanPlayer)
{
players[0] = new DraftPlayer
{
Strategy = _userInterface
};
}
return(players);
}
public void PlayRandom()
{
var decks = ChooseRandomDecks();
try
{
var mp = MatchParameters.Default(
player1: new PlayerParameters
{
Name = YourName,
AvatarId = RandomEx.Next(),
Deck = decks[0]
},
player2: new PlayerParameters
{
Name = NameGenerator.GenerateRandomName(MediaLibrary.GetPlayerUnitNames()),
AvatarId = RandomEx.Next(),
Deck = decks[1]
},
isTournament: false
);
Ui.Match = new Match(mp);
Ui.Match.Start();
}
catch (Exception ex)
{
HandleException(ex);
}
Shell.ChangeScreen(this);
}
public static T[] Random <T>(this IEnumerable <T> src, int randomCount)
{
var tList = src.ToList();
if (src == null || tList.Count <= 0)
{
throw new ArgumentNullException("src");
}
if (randomCount == 0)
{
randomCount = RandomEx.Next(1, tList.Count);
}
var newlist = new T[randomCount];
for (int i = 0; i < randomCount; i++)
{
var index = RandomEx.Next(0, tList.Count);
newlist[i] = tList[index];
}
return(newlist);
}
/// <summary>If the splash text contains '*' then they get replace with a random character else does nothing</summary>
public void Update()
{
if (splashTexts[id].Contains("*"))
{
//Do the char swap thingy
char[] chars = splashTexts[id].ToCharArray();
text = "";
for (int i = 0; i < chars.Length; i++)
{
//Change
if (chars[i] == '*')
{
chars[i] = (char)RandomEx.GenerateRandom(0, 128);
//Anti space and escape chars
while (chars[i] == ' ' || IsEscapeChar(chars[i]))
{
chars[i] = (char)RandomEx.GenerateRandom(0, 128);
}
}
//Rebuild
text = text + chars[i];
}
}
}
private static IEnumerable <IAlbum> GetRandomAlbums(IReadOnlyList <IAlbum> albums, int count)
{
foreach (int index in RandomEx.NonRepeatableRandoms(0, albums.Count, count))
{
yield return(albums[index]);
}
}
public Vector3 spawnPointInsideOfBoundsForEnemySpec(EnemySpec spec)
{
var targetSpawnPointCollection = spec.underwater ? SpawnPointsUnderWater : SpawnPointsAir;
Collider spawnPointArea = null;
//find the corner that is tagged with the same enum as the group
foreach (var collection in targetSpawnPointCollection)
{
foreach (Transform spawnPointTransform in collection.transform)
{
var spawnPoint = spawnPointTransform.gameObject;
var spawnTag = spawnPoint.GetComponent <EnemySpawnAreaTag>();
if (spawnTag == null)
{
Debug.LogError(spawnPoint.name + " does not ahave a spawntag!");
continue;
}
var corner = spawnTag.Corner;
if (corner == spec.spawnCorner)
{
spawnPointArea = spawnPoint.GetComponent <EnemySpawnAreaTag>().GetComponent <Collider>();
}
}
}
//null ref means that the air or watter pool wasn't taged with one of the enemy spawn area tags
return(RandomEx.InsideBounds(spawnPointArea.bounds));
}
public async Task <bool> StartMining(DBKey userId)
{
if (userId == GlobalDefine.INVALID_DBKEY)
{
return(false);
}
UserBasicData userBasicData = new UserBasicData();
if (await userBasicData.FromDBAsync(userId) == false)
{
return(false);
}
lock (Items)
{
if (Items.ContainsKey(userId))
{
return(false);
}
var miningData = new MiningData()
{
UserId = userId,
NextMiningTime = DateTime.UtcNow.AddSeconds(RandomEx.Range(MiningTimeRange.min.TotalSeconds, MiningTimeRange.max.TotalSeconds)),
LastMiningTime = DateTime.UtcNow,
};
miningData.RefreshSessionExpireTime();
Items.Add(userId, miningData);
}
return(true);
}
// Called in Health.cs by BroadcastMessage("Die")
void Die()
{
int usedPos = 0;
positions.Shuffle();
for (byte i = 0; i < drops.Length && i < chance.Length; ++i)
{
if (RandomEx.GetEventWithChance(chance[i]))
{
if (drops[i] == null)
{
Debug.LogError($"Can't spawn {drops[i]}, prefab is null");
continue;
}
GameObject go = Instantiate(drops[i], positions[usedPos].position, Quaternion.Euler(0, 0, Random.Range(0, 360)), transform.parent);
Rigidbody2D objectRb = go.GetComponent <Rigidbody2D>();
if (objectRb)
{
objectRb.velocity += rb.velocity;
objectRb.velocity += (Vector2)positions[usedPos].localPosition.normalized * dropForce.GetRandomValue();
objectRb.angularVelocity += rb.angularVelocity;
}
++usedPos;
}
}
}
public void RandomInBytesTest()
{
byte[] bufferRandom = null; // TODO: 初始化为适当的值
byte[] bufferRandomExpected = null; // TODO: 初始化为适当的值
RandomEx.RandomInBytes(ref bufferRandom);
Assert.AreEqual(bufferRandomExpected, bufferRandom);
Assert.Inconclusive("无法验证不返回值的方法。");
}
public void CoinTossTestNullCheck()
{
// ReSharper disable once AssignNullToNotNullAttribute
// ReSharper disable once ReturnValueOfPureMethodIsNotUsed
Action test = () => RandomEx.CoinToss(null);
Assert.Throws <ArgumentNullException>(test);
}
public void RandomOneTestNullCheck()
{
// ReSharper disable once AssignNullToNotNullAttribute
// ReSharper disable once ReturnValueOfPureMethodIsNotUsed
Action test = () => RandomEx.RandomOne(null, "", "");
test.ShouldThrow <ArgumentNullException>();
}
public void GenerateRoundInfo()
{
// Choose Correct Answer & Set Question Number Text
answersList.Clear();
answersList = RandomEx.GetRandomNumbersList(maxAnswers);
correctAnswerIndex = Random.Range(0, answersList.Count);
EventManager.instance.TriggerEvent(MyEventType.RoundDataGenerated, null);
}
public void Play()
{
SelectDeck.ViewModel selectDeck1 = null;
SelectDeck.ViewModel selectDeck2 = null;
var configuration1 = new Configuration
{
ScreenTitle = "Select your deck",
ForwardText = "Next",
PreviousScreen = this,
Forward = (deck1) =>
{
if (selectDeck2 == null)
{
selectDeck2 = ViewModels.SelectDeck.Create(new Configuration
{
ScreenTitle = "Select your opponent deck",
ForwardText = "Start the game",
PreviousScreen = selectDeck1,
Forward = (deck2) =>
{
try
{
var mp = MatchParameters.Default(
player1: new PlayerParameters
{
Name = YourName,
AvatarId = RandomEx.Next(),
Deck = deck1
},
player2: new PlayerParameters
{
Name = NameGenerator.GenerateRandomName(MediaLibrary.GetPlayerUnitNames()),
AvatarId = RandomEx.Next(),
Deck = deck2
},
isTournament: false);
Ui.Match = new Match(mp);
Ui.Match.Start();
}
catch (Exception ex)
{
HandleException(ex);
}
Shell.ChangeScreen(this);
}
});
}
Shell.ChangeScreen(selectDeck2);
}
};
selectDeck1 = ViewModels.SelectDeck.Create(configuration1);
Shell.ChangeScreen(selectDeck1);
}
public void RandomDoubleTest()
{
double expected = 0F; // TODO: 初始化为适当的值
double actual;
actual = RandomEx.RandomDouble();
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
public void RandomBoolTest()
{
bool expected = false; // TODO: 初始化为适当的值
bool actual;
actual = RandomEx.RandomBool();
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
private void MakeKast(float damageMultiper, float heal, float defence, int crit)
{
bool critChance = RandomEx.GetEventWithChance(crit);
float currentDamage = this.currentMonster.Stats[(int)StatType.Attack];
this.currentMonster.TakeDamage((critChance) ?(currentDamage * damageMultiper * 1.5f) : currentDamage *damageMultiper);
this.currentMonster.Heal((critChance) ? heal * crit : heal);
}
protected virtual void Update()
{
GameObject cube = GameObject.CreatePrimitive(PrimitiveType.Cube);
cube.transform.position = RandomEx.OnUnitSphere() * 5;
cube.transform.localScale *= RandomEx.Value;
GameObject.Destroy(cube, RandomEx.Range(0, 1.5f));
}
protected PhotoScreenSaverBase(Window owner, Model3DGroup model3DGroup, double worldWidth, double worldHeight)
{
Random = RandomEx.Instance;
Owner = owner;
Model3DGroup = model3DGroup;
WorldWidth = worldWidth;
WorldHeight = worldHeight;
}
public void ShowView(IColorCalculatorView view, bool showRandomPixel = false)
{
this.view = view;
if (showRandomPixel)
{
var random = new RandomEx();
view.SetPixel(random.NextPixel32());
}
}
protected void HandleException(Exception ex)
{
LogFile.Error(ex.ToString());
SaveGame();
var message = ErrorMessages[RandomEx.Next(ErrorMessages.Length)];
Shell.ShowMessageBox(message,
MessageBoxButton.OK, DialogType.Large, title: "Enraged Monkey Error", icon: MessageBoxImage.Error);
}
public void RandomTest()
{
int iMaxValue = 0; // TODO: 初始化为适当的值
int expected = 0; // TODO: 初始化为适当的值
int actual;
actual = RandomEx.Random(iMaxValue);
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
/// <summary>
///RandomList 的测试
///</summary>
public void RandomListTestHelper <T>()
{
List <T> listT = null; // TODO: 初始化为适当的值
T expected = default(T); // TODO: 初始化为适当的值
T actual;
actual = RandomEx.RandomList <T>(listT);
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
/// <summary>
///RandomArray 的测试
///</summary>
public void RandomArrayTestHelper <T>()
{
T[] arrayT = null; // TODO: 初始化为适当的值
T expected = default(T); // TODO: 初始化为适当的值
T actual;
actual = RandomEx.RandomArray <T>(arrayT);
Assert.AreEqual(expected, actual);
Assert.Inconclusive("验证此测试方法的正确性。");
}
public async Task <IEnumerable <Amazon.Route53.Model.ResourceRecordSet> > ListResourceRecordSetsAsync(string zoneId, CancellationToken cancellationToken = default(CancellationToken))
{
var list = new List <Amazon.Route53.Model.ResourceRecordSet>();
Amazon.Route53.Model.ListResourceRecordSetsResponse response = null;
bool rateLimitExceeded = false;
int rateLimit = 5000;
do
{
try
{
rateLimitExceeded = false;
response = await _client.ListResourceRecordSetsAsync(
new Amazon.Route53.Model.ListResourceRecordSetsRequest()
{
StartRecordIdentifier = response?.NextRecordIdentifier,
StartRecordName = response?.NextRecordName,
StartRecordType = response?.NextRecordType,
HostedZoneId = zoneId,
MaxItems = "1000",
}, cancellationToken);
}
catch (AmazonRoute53Exception ex)
{
if (!(ex.Message ?? "").ToLower().Contains("rate exceeded"))
{
throw;
}
else
{
rateLimitExceeded = true;
await Task.Delay(rateLimit);
rateLimit += rateLimit + RandomEx.Next(1, 500);
continue;
}
}
if (!response.ResourceRecordSets.IsNullOrEmpty())
{
list.AddRange(response.ResourceRecordSets);
}
if (!response.IsTruncated)
{
break;
}
await Task.Delay(100);
} while (rateLimitExceeded || response?.HttpStatusCode == System.Net.HttpStatusCode.OK);
response.EnsureSuccess();
return(list);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public override bool IsDrop()
{
if (RandomEx.RandomDouble() * 100 < base.Probability * OneTreasure.DropGoldMultiplier)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public virtual bool IsDrop()
{
if (RandomEx.RandomDouble() * 100 < m_fProbability * OneTreasure.DropMultiplier)
{
return(true);
}
else
{
return(false);
}
}
public string GetPublicGethConnectionString()
{
publicGEthConnectionStrings = publicGEthConnectionStrings?.Where(x => !x.IsNullOrWhitespace())?.ToArray();
if (publicGEthConnectionStrings.IsNullOrEmpty())
{
throw new Exception("publicGEthConnectionStrings were not defined in 'GEthManagerConfig.json'");
}
return(publicGEthConnectionStrings[RandomEx.Next(0, publicGEthConnectionStrings.Length)]);
}
