[h5棋牌项目]-13-红包扫雷随机红包金额算法

.h部分代码

//红包结构体
struct tagRedPacket {
	tagRedPacket() { ReSet(); }
	void ReSet() { ZeroMemory(this, sizeof(tagRedPacket)); }
	LONGLONG		 lTime;									//发红包的时间
	WORD			 wId;									//红包id
	DWORD			 dwUserId;								//发红包的用户id
	DWORD			 dwCellScore;							//红包金额
	BYTE			 cbRay;									//雷
	DWORD			 dwRayCompensation;						//中雷赔偿金额
	BYTE			 cbRayCount;							//中雷次数
	BYTE			 cbTimeOut;								//过期标识 
	BYTE			 cbCount;								//红包数量
	CMD_S_PlayerInfo PlayerInfo;							//玩家信息
	tagOpenRedPacket wRedPacketUser[MAX_STATISTICAL_RED_PACKET];//开红包数组 
}; 

class RedPacketMgr
{
	tagRedPacket * GetRedPacket(WORD wId);
	void RandRedPacket(int count);
	float  GetRandRedPacket(int index);
	
	float m_RedPacketUser[MAX_STATISTICAL_RED_PACKET];			//红包比例
	std::map<WORD, tagRedPacket*> m_RedPacketMgr;
}

.cpp部分代码

tagRedPacket * RedPacketMgr::GetRedPacket(WORD wId)
{
	if(m_RedPacketMgr.find(wId) == m_RedPacketMgr.end())
		return NULL;
	if(m_RedPacketMgr[wId]->cbTimeOut){
		return NULL;
	}
	return m_RedPacketMgr[wId];
}

void RedPacketMgr::RandRedPacket(int count)
{	
	if (count < 1 ||MAX_STATISTICAL_RED_PACKET < count)
		return;
	float nAll = 0.0f;
	int max = 50;
	for (int i = 0; i < count; i++) {
		m_RedPacketUser[i] = rand() % max + 10;
		nAll += m_RedPacketUser[i];
	}
	for (int i = 0; i < count; i++) {
		m_RedPacketUser[i] = m_RedPacketUser[i] / nAll;
	}
}

float  RedPacketMgr::GetRandRedPacket(int index)
{
	if (index < 0 || MAX_STATISTICAL_RED_PACKET <= index)
		return 0.1;
	return m_RedPacketUser[index];
}

应用

RedPacketMgr	m_RedPacketMgr;							//红包管理
tagRedPacket* pRedPacket = m_RedPacketMgr.GetRedPacket(wId);
wRedPacket = pRedPacket->dwCellScore * m_RedPacketMgr.GetRandRedPacket(bCount);