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Completely remove coinage

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This commit is contained in:
lateminer
2018-10-12 00:04:41 +03:00
parent 4fc1725b73
commit d452787a2c
3 changed files with 23 additions and 102 deletions
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66
src/wallet/wallet.cpp
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@@ -664,20 +664,6 @@ bool CWallet::SelectCoinsForStaking(CAmount& nTargetValue, std::set<std::pair<co
return true;
}
// miner's coin stake reward
int64_t GetProofOfStakeReward(const CBlockIndex* pindexPrev, int64_t nCoinAge, int64_t nFees)
{
int64_t nSubsidy;
if (Params().GetConsensus().IsProtocolV3(pindexPrev->nTime))
nSubsidy = COIN * 3 / 2;
else
nSubsidy = nCoinAge * 1 * CENT * 33 / (365 * 33 + 8);
LogPrint("creation", "GetProofOfStakeReward(): create=%s nCoinAge=%d\n", FormatMoney(nSubsidy), nCoinAge);
return nSubsidy + nFees;
}
bool CWallet::CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, int64_t nSearchInterval, CAmount& nFees, CMutableTransaction& tx, CKey& key)
{
CBlockIndex* pindexPrev = pindexBestHeader;
@@ -697,7 +683,7 @@ bool CWallet::CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, int
CAmount nBalance = GetBalance();
if (nBalance <= nReserveBalance)
return false;
return false;
vector<const CWalletTx*> vwtxPrev;
@@ -707,25 +693,24 @@ bool CWallet::CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, int
// Select coins with suitable depth
CAmount nTargetValue = nBalance - nReserveBalance;
if (!SelectCoinsForStaking(nTargetValue, setCoins, nValueIn))
return false;
return false;
if (setCoins.empty())
return false;
return false;
static std::map<COutPoint, CStakeCache> stakeCache;
if(stakeCache.size() > setCoins.size() + 100){
//Determining if the cache is still valid is harder than just clearing it when it gets too big, so instead just clear it
//when it has more than 100 entries more than the actual setCoins.
stakeCache.clear();
//Determining if the cache is still valid is harder than just clearing it when it gets too big, so instead just clear it
//when it has more than 100 entries more than the actual setCoins.
stakeCache.clear();
}
if(GetBoolArg("-stakecache", DEFAULT_STAKE_CACHE)) {
BOOST_FOREACH(const PAIRTYPE(const CWalletTx*, unsigned int)& pcoin, setCoins)
{
boost::this_thread::interruption_point();
COutPoint prevoutStake = COutPoint(pcoin.first->GetHash(), pcoin.second);
CacheKernel(stakeCache, prevoutStake); //this will do a 2 disk loads per op
}
BOOST_FOREACH(const PAIRTYPE(const CWalletTx*, unsigned int)& pcoin, setCoins)
{
boost::this_thread::interruption_point();
COutPoint prevoutStake = COutPoint(pcoin.first->GetHash(), pcoin.second);
CacheKernel(stakeCache, prevoutStake); //this will do a 2 disk loads per op
}
}
@@ -833,31 +818,26 @@ bool CWallet::CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, int
}
}
// Calculate coin age reward
{
uint64_t nCoinAge;
if (!GetCoinAge(txNew, *pblocktree, pindexPrev, nCoinAge))
return error("CreateCoinStake : failed to calculate coin age");
int64_t nReward = GetProofOfStakeReward(pindexPrev, nCoinAge, nFees);
if (nReward <= 0)
return false;
nCredit += nReward;
}
// Calculate reward
{
int64_t nReward = GetProofOfStakeSubsidy() + nFees;
if (nReward < 0)
return false;
nCredit += nReward;
}
if (nCredit >= GetStakeSplitThreshold())
txNew.vout.push_back(CTxOut(0, txNew.vout[1].scriptPubKey)); //split stake
txNew.vout.push_back(CTxOut(0, txNew.vout[1].scriptPubKey)); //split stake
// Set output amount
if (txNew.vout.size() == 3)
{
txNew.vout[1].nValue = (nCredit / 2 / CENT) * CENT;
txNew.vout[2].nValue = nCredit - txNew.vout[1].nValue;
txNew.vout[1].nValue = (nCredit / 2 / CENT) * CENT;
txNew.vout[2].nValue = nCredit - txNew.vout[1].nValue;
}
else
txNew.vout[1].nValue = nCredit;
txNew.vout[1].nValue = nCredit;
// Sign
int nIn = 0;