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Information on eras and difficulty adjustments.

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This commit is contained in:
Derek May 2018-03-16 15:42:35 -07:00
parent 167f5d128b
commit 53d2032cfb
1 changed files with 19 additions and 10 deletions
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29
consensus/ethash/consensus.go
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@ -335,6 +335,15 @@ var (
) )
// EGEM Era Difficulty Algo // EGEM Era Difficulty Algo
//
// Launch 0 - 5000 50% Difficulty*
// Requiem Era0 5001 - 10,000,000 20% Difficulty**
// Solstice Era1 10,000,001 - 20,000,000 15% Difficulty*
// Oblivion Era2 20,000,001 + 10% Difficulty*
//
// * +/- adjustment per block
// ** Dev fee is enabled at this Era start.
//
func calcDifficultyEGEM(time uint64, parent *types.Header) *big.Int { func calcDifficultyEGEM(time uint64, parent *types.Header) *big.Int {
diff := new(big.Int) diff := new(big.Int)
@ -370,14 +379,14 @@ func calcDifficultyEGEM(time uint64, parent *types.Header) *big.Int {
} }
return diff return diff
} else if (parent.Number.Cmp(egemRewardSwitchBlockEra0) == 1) { } else if (parent.Number.Cmp(egemRewardSwitchBlockEra0) == 1) {
if bigTime.Sub(bigTime, bigParentTime).Cmp(params.DurationLimit) < 0 { if bigTime.Sub(bigTime, bigParentTime).Cmp(params.DurationLimit) < 0 {
diff.Add(parent.Difficulty, adjust2) diff.Add(parent.Difficulty, adjust2)
} else { } else {
diff.Sub(parent.Difficulty, adjust2) diff.Sub(parent.Difficulty, adjust2)
} }
if diff.Cmp(params.MinimumDifficulty) < 0 { if diff.Cmp(params.MinimumDifficulty) < 0 {
diff.Set(params.MinimumDifficulty) diff.Set(params.MinimumDifficulty)
} }
return diff return diff
} else { } else {
if bigTime.Sub(bigTime, bigParentTime).Cmp(params.DurationLimit) < 0 { if bigTime.Sub(bigTime, bigParentTime).Cmp(params.DurationLimit) < 0 {
@ -513,7 +522,7 @@ func accumulateRewards(config *params.ChainConfig, state *state.StateDB, header
//dev rewards //dev rewards
state.AddBalance(devFund, d1Reward) //ridz state.AddBalance(devFund, d1Reward) //ridz
//Era0 Reward of block and dev reward 8/1. 20% Difficulty adjustment per block //Era0 Reward of block and dev reward 8/1 EGEM. 20% Difficulty adjustment per block
} else if (header.Number.Cmp(egemRewardSwitchBlockEra0) == 1) { } else if (header.Number.Cmp(egemRewardSwitchBlockEra0) == 1) {
reward := new(big.Int).Set(block0Reward) reward := new(big.Int).Set(block0Reward)
r := new(big.Int) r := new(big.Int)
@ -531,7 +540,7 @@ func accumulateRewards(config *params.ChainConfig, state *state.StateDB, header
//dev rewards //dev rewards
state.AddBalance(devFund, d0Reward) //ridz state.AddBalance(devFund, d0Reward) //ridz
// Fair Launch upto block 5000 with a 50% Difficulty adjustment per block. // Launch upto block 5000 with a 50% Difficulty adjustment per block, 8 EGEM reward.
} else { } else {
reward := new(big.Int).Set(block0Reward) reward := new(big.Int).Set(block0Reward)
r := new(big.Int) r := new(big.Int)