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Change GetPriority calculation.

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Compute the value of inputs that already are in the chain at time of mempool entry and only increase priority due to aging for those inputs.  This effectively changes the CTxMemPoolEntry's GetPriority calculation from an upper bound to a lower bound.
This commit is contained in:
Alex Morcos
2015-11-13 10:05:21 -05:00
parent 71f1d9fd4a
commit c0353064dd
7 changed files with 37 additions and 16 deletions
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6
src/coins.cpp
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@@ -243,8 +243,9 @@ bool CCoinsViewCache::HaveInputs(const CTransaction& tx) const
return true;
}
double CCoinsViewCache::GetPriority(const CTransaction &tx, int nHeight) const
double CCoinsViewCache::GetPriority(const CTransaction &tx, int nHeight, CAmount &inChainInputValue) const
{
inChainInputValue = 0;
if (tx.IsCoinBase())
return 0.0;
double dResult = 0.0;
@@ -253,8 +254,9 @@ double CCoinsViewCache::GetPriority(const CTransaction &tx, int nHeight) const
const CCoins* coins = AccessCoins(txin.prevout.hash);
assert(coins);
if (!coins->IsAvailable(txin.prevout.n)) continue;
if (coins->nHeight < nHeight) {
if (coins->nHeight <= nHeight) {
dResult += coins->vout[txin.prevout.n].nValue * (nHeight-coins->nHeight);
inChainInputValue += coins->vout[txin.prevout.n].nValue;
}
}
return tx.ComputePriority(dResult);