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Pass pointers to existing CTxMemPoolEntries to fee estimation

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This commit is contained in:
Alex Morcos 2016-11-11 14:16:42 -05:00
parent d825838e64
commit ebafdcabb1
3 changed files with 9 additions and 9 deletions
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10
src/policy/fees.cpp
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@ -334,9 +334,9 @@ void CBlockPolicyEstimator::processTransaction(const CTxMemPoolEntry& entry, boo
mapMemPoolTxs[hash].bucketIndex = feeStats.NewTx(txHeight, (double)feeRate.GetFeePerK());
}
void CBlockPolicyEstimator::processBlockTx(unsigned int nBlockHeight, const CTxMemPoolEntry& entry)
void CBlockPolicyEstimator::processBlockTx(unsigned int nBlockHeight, const CTxMemPoolEntry* entry)
{
if (!removeTx(entry.GetTx().GetHash())) {
if (!removeTx(entry->GetTx().GetHash())) {
// This transaction wasn't being tracked for fee estimation
return;
}
@ -344,7 +344,7 @@ void CBlockPolicyEstimator::processBlockTx(unsigned int nBlockHeight, const CTxM
// How many blocks did it take for miners to include this transaction?
// blocksToConfirm is 1-based, so a transaction included in the earliest
// possible block has confirmation count of 1
int blocksToConfirm = nBlockHeight - entry.GetHeight();
int blocksToConfirm = nBlockHeight - entry->GetHeight();
if (blocksToConfirm <= 0) {
// This can't happen because we don't process transactions from a block with a height
// lower than our greatest seen height
@ -353,13 +353,13 @@ void CBlockPolicyEstimator::processBlockTx(unsigned int nBlockHeight, const CTxM
}
// Feerates are stored and reported as BTC-per-kb:
CFeeRate feeRate(entry.GetFee(), entry.GetTxSize());
CFeeRate feeRate(entry->GetFee(), entry->GetTxSize());
feeStats.Record(blocksToConfirm, (double)feeRate.GetFeePerK());
}
void CBlockPolicyEstimator::processBlock(unsigned int nBlockHeight,
std::vector<CTxMemPoolEntry>& entries)
std::vector<const CTxMemPoolEntry*>& entries)
{
if (nBlockHeight <= nBestSeenHeight) {
// Ignore side chains and re-orgs; assuming they are random

4
src/policy/fees.h
View file

@ -203,10 +203,10 @@ public:
/** Process all the transactions that have been included in a block */
void processBlock(unsigned int nBlockHeight,
std::vector<CTxMemPoolEntry>& entries);
std::vector<const CTxMemPoolEntry*>& entries);
/** Process a transaction confirmed in a block*/
void processBlockTx(unsigned int nBlockHeight, const CTxMemPoolEntry& entry);
void processBlockTx(unsigned int nBlockHeight, const CTxMemPoolEntry* entry);
/** Process a transaction accepted to the mempool*/
void processTransaction(const CTxMemPoolEntry& entry, bool validFeeEstimate);

4
src/txmempool.cpp
View file

@ -594,14 +594,14 @@ void CTxMemPool::removeConflicts(const CTransaction &tx)
void CTxMemPool::removeForBlock(const std::vector<CTransactionRef>& vtx, unsigned int nBlockHeight)
{
LOCK(cs);
std::vector<CTxMemPoolEntry> entries;
std::vector<const CTxMemPoolEntry*> entries;
for (const auto& tx : vtx)
{
uint256 hash = tx->GetHash();
indexed_transaction_set::iterator i = mapTx.find(hash);
if (i != mapTx.end())
entries.push_back(*i);
entries.push_back(&*i);
}
// Before the txs in the new block have been removed from the mempool, update policy estimates
minerPolicyEstimator->processBlock(nBlockHeight, entries);