type Point struct {
		X float32
		Y float32
}

func Get(p Point) {
		// import github.com/shopspring/decimal
		x, _ := decimal.NewFromFloat32(p.X).Round(7).Float64()
}

bool CGameServer::getAccountInfoByUserId(int user_id, UserAccountData& data) {                                                                                          
    if (connectToLocalDB()) {
        log_error("connect to db failed");
        return false;
    }

    TLIB_DB_LINK *pTempDBLink = &m_stLDBLink;

    snprintf(pTempDBLink->sQuery[0], sizeof(pTempDBLink->sQuery[0]), 
        "select bind_mark, account, password, state, device_mark, country, tunnel, \
        register_version, transfer_code, bind_equipment from account_data where \
        user_id=%d", user_id);
    //......
                if (pTempDBLink->stRow[i]) {
                    data._transfer_code = pTempDBLink->stRow[i++];
                }

                if (pTempDBLink->stRow[i]) {
                    data._bind_equipment = atoi(pTempDBLink->stRow[i++]);
                }
   //......