Function GetPriorityTx

src/miner/miner.cpp:91–110

Sort transactions by priority and fee to decide priority orders to process transactions.

// Sort transactions by priority and fee to decide priority orders to process transactions.
void GetPriorityTx(CCacheWrapper &cw, int32_t height, set<TxPriority> &txPriorities, const int32_t nFuelRate) {
    static TokenSymbol feeSymbol;
    static uint64_t fee    = 0;
    static uint32_t txSize = 0;
    static double feePerKb = 0;
    static double priority = 0;

    for (map<uint256, CTxMemPoolEntry>::iterator mi = mempool.memPoolTxs.begin(); mi != mempool.memPoolTxs.end(); ++mi) {
        CBaseTx *pBaseTx = mi->second.GetTransaction().get();
        if (!pBaseTx->IsBlockRewardTx() && !pCdMan->pTxCache->HasTx(pBaseTx->GetHash())) {
            feeSymbol = std::get<0>(mi->second.GetFees());
            fee       = std::get<1>(mi->second.GetFees());
            txSize    = mi->second.GetTxSize();
            feePerKb  = double(fee - pBaseTx->GetFuelFee(cw, height, nFuelRate)) / txSize * 1000.0;
            priority  = mi->second.GetPriority();

            txPriorities.emplace(TxPriority(priority, feePerKb, mi->second.GetTransaction()));
        }
    }
}


bool GetCurrentDelegate(const int64_t currentTime, const int32_t currHeight, const VoteDelegateVector &delegates,