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KRandom.cpp
Package: SwordOnline.rar [view]
Upload User: dzyhzl
Upload Date: 2019-04-29
Package Size: 56270k
Code Size: 2k
Category:
Game Server Simulator
Development Platform:
C/C++
- //---------------------------------------------------------------------------
- // Sword3 Engine (c) 1999-2000 by Kingsoft
- //
- // File: KRandom.cpp
- // Date: 2000.08.08
- // Code: WangWei(Daphnis)
- // Desc: Random Number Generate Functions
- //---------------------------------------------------------------------------
- #include "KWin32.h"
- #include "KRandom.h"
- //---------------------------------------------------------------------------
- #define IM 139968
- #define IA 3877
- #define IC 29573
- //---------------------------------------------------------------------------
- static UINT nRandomSeed = 42;
- //---------------------------------------------------------------------------
- // 函数: RandomnSeed
- // 功能: 设置随机数种子
- // 参数: nRandomSeed : 随机数种子
- // 返回: void
- //---------------------------------------------------------------------------
- void g_RandomSeed(UINT nSeed)
- {
- nRandomSeed = nSeed;
- }
- //---------------------------------------------------------------------------
- // 函数: Random
- // 功能: 返回一个小于nMax的随机整数
- // 参数: nMax : 最大值
- // 返回: 一个小于nMax的随机数
- //---------------------------------------------------------------------------
- UINT g_Random(UINT nMax)
- {
- if (nMax)
- {
- nRandomSeed = nRandomSeed * IA + IC;
- return nRandomSeed % nMax;
- }
- else
- {
- return 0;
- }
- }
- //---------------------------------------------------------------------------
- // 函数: GetRandomSeed
- // 功能: 取得当时的伪随机种子
- // 返回: 返回当前的伪随机种子
- //---------------------------------------------------------------------------
- UINT g_GetRandomSeed()
- {
- return nRandomSeed;
- }