玩家上线//------------------c2s_login-------------------------bool GameChannel::OnLogin(void* data, int len){    UserInfo* info = (UserInfo*)data;        m_asyndb->getUserID(&m_on_getUserID ,info->userName);    m_pUserInfo = new UserInfo;    strcpy(m_pUserInfo->userPwd, info->userPwd);    return true;}1.获得用户ID根据ID判断用户是否存在，即如果ID == -1就认为用户不存在void GameChannel::on_getUserID(int id){    if(-1 == id)    {        LoginEnum ret = LoginUserNotExist;        send_cmd(s2c_login, &ret, sizeof(LoginEnum));        return;    }    m_pUserInfo->userID = m_user_id = id;    m_asyndb->getUserInfo(&m_on_getUserInfo, m_user_id);}2.根据用户提供的密码和数据库的密码进行比较看是否正确void GameChannel::on_getUserInfo(UserInfo info){    if(0 == strcmp(info.userPwd, m_pUserInfo->userPwd))    {        LoginEnum ret = LoginSuccess;        send_cmd(s2c_login, &ret, sizeof(LoginEnum));        send_actors(m_user_id);    }    else    {        LoginEnum ret = LoginPasswordOrUserError;        send_cmd(s2c_login, &ret, sizeof(LoginEnum));    }}//---------------------根据以上信息发送用户不存在或者密码不正确-----------------------------------//---------------------登录成功发送角色列表----------------------------如果验证密码是正确的，就发送用户下的角色信息send_json(L"角色列表", jsonOutputStream.str().c_str());//---------------------------c2s_select_actor(选择其中一个角色)----------------------------------void GameChannel::on_getActorStat(bool isOnline)//查看玩家是否在线{    //如果在线 直接提示    if(isOnline)    {        //...提示该玩家另一处登录        //将该玩家踢下线。        m_share->kick_player(m_actor_id);    }    m_asyndb->setActorStat(m_actor_id, true);//设置玩家在线状态    m_asyndb->getActorInfoEx(&m_on_getActorInfoEx, m_actor_id);}//---------------------------获取玩家的详细信息------------------------send_cmd(s2c_local_player_info, &info, sizeof(info));//向客户端发送本地玩家信息//----------------------------玩家进入map------------------------------m_map->gs2msData(gs2ms_add_player, m_channel_id, (void*)ss.str().c_str(), ss.str().size());else if(gs2ms_add_player == pkt.cmd){    auto ply = new PlayerChannel();    ply->send_ms2gs_data = http://www.mamicode.com/[this](int cmd, int channel_id, void* data, int len)    {        MapPkt pkt;        pkt.cmd = cmd;        pkt.channel_id = channel_id;        char* p = new char[len];        memcpy(p, data, len);        pkt.data = p;        pkt.len = len;#ifdef BOOST_LOCKFREE        while(1)        {            if(m_quePkts2.push(pkt))                break;            else                boost::this_thread::interruptible_wait(1);        }#else        std::lock_guard<std::mutex>  lock(m_queue_mutex);        m_quePkts.push(pkt);#endif    };    ply->initMap(this);//给playerchannel中设置地图信息    //加到地图中，但是并未激活该玩家    int id = ply->OnPlayerEnter(pkt.data, pkt.len);    m_PlayerChannels[id] = ply;    add_player(id);        //此时向客户端发送玩家进入地图消息，此时玩家尚未激活}//-------------------------激活玩家-----------------------------------void Map::activate_player(int mapChannelId) //激活玩家{    auto plchannel = m_PlayerChannels[mapChannelId];    if(!plchannel->isActive)        plchannel->isActive = true;    else        return;    //    pos2d& mpos = m_spBase->getMapPos(plchannel->tgtPos);     set_map_coll(mpos.x, mpos.y, true);    m_roles_mpos_mgr.add(mpos.x, mpos.y, plchannel->objId, plchannel);    //在新进入块中通知    pos2d newBlockPos = {plchannel->block_x, plchannel->block_y};    notify_block(pos2d(), newBlockPos, plchannel, true);//通知    //让玩家上线就能看到所有附近角色的动作。    m_map_blocks[plchannel->block_x][plchannel->block_y].add(plchannel);    if(plchannel->actInfoEx->pet)    {        if(plchannel->actInfoEx->petinfo.cur_hp <= 0)        {            return;        }        PetObj* pet = (PetObj*)plchannel->pet;        pet = new PetObj();        pet->owner = plchannel;        plchannel->pet = pet;        //pet->objId.id;        pet->objId.type = ObjID_Pet;        pet->stat.level = plchannel->actInfoEx->petinfo.level;        wcscpy(pet->name, plchannel->actInfoEx->petinfo.name);        pet->nBodyID = plchannel->actInfoEx->petinfo.nBodyID;        pet->typeInfo = m_monster_type_infos[pet->nBodyID];        pet->stat.cur_hp = plchannel->actInfoEx->petinfo.cur_hp;        pet->stat.max_hp = plchannel->actInfoEx->petinfo.max_hp;        pet->stat.cur_exp = plchannel->actInfoEx->petinfo.cur_exp;        pet->stat.max_exp = plchannel->actInfoEx->petinfo.max_exp;        std::deque<pos2d> pos;// = {0, 0};        pos2d mpos = GetMapPos(plchannel->tgtPos);        Round(1, mpos, pos);        if(pos.empty())        {            delete plchannel->pet;//            plchannel->pet = nullptr;        }//        pos2d mpos = GetMapPos(pos.front());        if(m_spNPCmgr->addNPC(pet, pos.front()))            plchannel->isCarryPet = true;        else        {            delete plchannel->pet;//            plchannel->pet = nullptr;        }    }}//----------------------------------------此时玩家算是真正的进入地图了-------------------------------------------