代码初始化

2026-03-21 17:10:22 +08:00
1 parent 8160eca074
commit dffebce01d
@@ -0,0 +1,79 @@
+# coding=utf-8
+from ..ToolsConfig import *
+import random
+
+
+def Probability(odds):
+    """
+    根据输入概率判断一次结果
+    :param odds:概率float
+    :return:bool
+    """
+    t = odds / 2.0
+    d = random.uniform(t, 1.0 - t)
+    return d - t < random.random() < d + t
+
+
+class AddProbability(object):
+    """
+    累加概率算法，当进行到times次时，期望行动概率为100%，但并不代表本次判定为100%
+    """
+
+    def __init__(self, times):
+        self.runTime = 0
+        self.times = times
+        self.k = 2.0 / times ** 2.0
+
+    def ChanceOnce(self):
+        """
+        判断一次结果
+        :return:bool
+        """
+        self.runTime += 1
+        return Probability(self.runTime * self.k)
+
+
+class AddProbabilityForMcServerTick(AddProbability):
+    """
+    针对MC系统的特殊算法
+    status:R运行，S中止，F完成
+    """
+
+    def __init__(self, maxTime, system, func, *args):
+        self.system = system
+        super(AddProbabilityForMcServerTick, self).__init__(int(maxTime * 30.0))
+        self.system.ListenForEvent(MC_SYSTEM_NAMESPACE, MC_SYSTEM_NAME, 'OnScriptTickServer', self, self.McTick)
+        self.func = func
+        self.funcParm = args
+        self.status = 'R'
+
+    def Suspend(self):
+        """中止"""
+        print "递增概率函数中止：{}".format(self.func.__name__)
+        self.status = 'S'
+        self.system.UnListenForEvent(MC_SYSTEM_NAMESPACE, MC_SYSTEM_NAME, 'OnScriptTickServer', self, self.McTick)
+
+    def Start(self):
+        """开始"""
+        print "递增概率函数中止后再次开始：{}".format(self.func.__name__)
+        self.status = 'R'
+        self.system.ListenForEvent(MC_SYSTEM_NAMESPACE, MC_SYSTEM_NAME, 'OnScriptTickServer', self, self.McTick)
+
+    def McTick(self):
+        self.ChanceOnce()
+
+    def ChanceOnce(self):
+        """
+        判断一次结果
+        :return:bool
+        """
+        self.runTime += 1
+        if Probability(self.runTime * self.k) or self.runTime >= self.times:
+            self.system.UnListenForEvent(MC_SYSTEM_NAMESPACE, MC_SYSTEM_NAME, 'OnScriptTickServer', self, self.McTick)
+            self.func(*self.funcParm)
+            self.status = 'F'
+            return True
+        return False
+
+    def Destroy(self):
+        self.system.UnListenForEvent(MC_SYSTEM_NAMESPACE, MC_SYSTEM_NAME, 'OnScriptTickServer', self, self.McTick)