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Added LWMA difficulty algorithm for Verus, enabled compiler optimizations for verushash

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miketout
2018-04-29 23:21:35 -07:00
parent 44e17ab3ed
commit 2910478b5a
7 changed files with 90 additions and 11 deletions
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18
src/chainparams.cpp
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@@ -83,6 +83,8 @@ extern uint16_t ASSETCHAINS_PORT;
extern uint32_t ASSETCHAIN_INIT;
extern uint32_t ASSETCHAINS_MAGIC;
extern uint64_t ASSETCHAINS_SUPPLY;
extern uint64_t ASSETCHAINS_ALGO;
extern uint64_t ASSETCHAINS_EQUIHASH;
const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
@@ -100,6 +102,8 @@ public:
consensus.nMajorityWindow = 4000;
consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
consensus.nPowAveragingWindow = 17;
consensus.nMaxFutureBlockTime = 7 * 60; // 7 mins
assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
consensus.nPowMaxAdjustDown = 32; // 32% adjustment down
consensus.nPowMaxAdjustUp = 16; // 16% adjustment up
@@ -178,7 +182,7 @@ public:
vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_main, pnSeed6_main + ARRAYLEN(pnSeed6_main));
fMiningRequiresPeers = true;
//fMiningRequiresPeers = true;
fDefaultConsistencyChecks = false;
fRequireStandard = true;
fMineBlocksOnDemand = false;
@@ -227,7 +231,15 @@ void *chainparams_commandline(void *ptr)
mainParams.pchMessageStart[3] = (ASSETCHAINS_MAGIC >> 24) & 0xff;
fprintf(stderr,">>>>>>>>>> %s: port.%u/%u magic.%08x %u %u coins\n",ASSETCHAINS_SYMBOL,ASSETCHAINS_PORT,ASSETCHAINS_PORT+1,ASSETCHAINS_MAGIC,ASSETCHAINS_MAGIC,(uint32_t)ASSETCHAINS_SUPPLY);
checkpointData = //(Checkpoints::CCheckpointData)
if (ASSETCHAINS_ALGO != ASSETCHAINS_EQUIHASH)
{
// this is only good for 60 second blocks with an averaging window of 45. for other parameters, use:
// nLwmaAjustedWeight = (N+1)/2 * (0.9989^(500/nPowAveragingWindow)) * nPowTargetSpacing
mainParams.consensus.nLwmaAjustedWeight = 1350;
mainParams.consensus.nPowAveragingWindow = 45;
}
checkpointData = //(Checkpoints::CCheckpointData)
{
boost::assign::map_list_of
(0, mainParams.consensus.hashGenesisBlock),
@@ -417,6 +429,7 @@ public:
consensus.powLimit = uint256S("07ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
consensus.nPowAveragingWindow = 17;
assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
consensus.nMaxFutureBlockTime = 7 * 60;
vAlertPubKey = ParseHex("00");
nDefaultPort = 17770;
@@ -505,6 +518,7 @@ public:
consensus.nMajorityWindow = 1000;
consensus.powLimit = uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f");
consensus.nPowAveragingWindow = 17;
consensus.nMaxFutureBlockTime = 7 * 60; // 7 mins
assert(maxUint/UintToArith256(consensus.powLimit) >= consensus.nPowAveragingWindow);
consensus.nPowMaxAdjustDown = 0; // Turn off adjustment down
consensus.nPowMaxAdjustUp = 0; // Turn off adjustment up