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make the diff adjustments better

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This commit is contained in:
Christopher Franko 2015-09-24 10:59:49 -04:00
parent 5745c9a303
commit 6767c95887
2 changed files with 8 additions and 1 deletions
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6
core/chain_util.go
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@ -40,7 +40,13 @@ var (
// given the parent block's time and difficulty. // given the parent block's time and difficulty.
func CalcDifficulty(time, parentTime uint64, parentNumber, parentDiff *big.Int) *big.Int { func CalcDifficulty(time, parentTime uint64, parentNumber, parentDiff *big.Int) *big.Int {
diff := new(big.Int) diff := new(big.Int)
if parentNumber <= 23000 {
adjust := new(big.Int).Div(parentDiff, params.DifficultyBoundDivisor) adjust := new(big.Int).Div(parentDiff, params.DifficultyBoundDivisor)
} else {
adjust := new(big.Int).Div(parentDiff, params.DifficultyBoundDivisor2)
}
bigTime := new(big.Int) bigTime := new(big.Int)
bigParentTime := new(big.Int) bigParentTime := new(big.Int)

1
params/protocol_params.go
View file

@ -30,6 +30,7 @@ var (
TxGas = big.NewInt(21000) // Per transaction. NOTE: Not payable on data of calls between transactions. TxGas = big.NewInt(21000) // Per transaction. NOTE: Not payable on data of calls between transactions.
TxDataZeroGas = big.NewInt(4) // Per byte of data attached to a transaction that equals zero. NOTE: Not payable on data of calls between transactions. TxDataZeroGas = big.NewInt(4) // Per byte of data attached to a transaction that equals zero. NOTE: Not payable on data of calls between transactions.
DifficultyBoundDivisor = big.NewInt(2048) // The bound divisor of the difficulty, used in the update calculations. DifficultyBoundDivisor = big.NewInt(2048) // The bound divisor of the difficulty, used in the update calculations.
DifficultyBoundDivisor2 = big.NewInt(512) // Difficulty should adjust faster.
QuadCoeffDiv = big.NewInt(512) // Divisor for the quadratic particle of the memory cost equation. QuadCoeffDiv = big.NewInt(512) // Divisor for the quadratic particle of the memory cost equation.
GenesisDifficulty = big.NewInt(131072) // Difficulty of the Genesis block. GenesisDifficulty = big.NewInt(131072) // Difficulty of the Genesis block.
DurationLimit = big.NewInt(60) // The decision boundary on the blocktime duration used to determine whether difficulty should go up or not. DurationLimit = big.NewInt(60) // The decision boundary on the blocktime duration used to determine whether difficulty should go up or not.