cicnet/erc20-demurrage-token
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rename to decaylevel

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lash 2023-02-19 10:41:54 +00:00
parent f9cd542e74
commit 4ec1ea8b45
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
4 changed files with 14 additions and 14 deletions
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2
python/erc20_demurrage_token/data/DemurrageTokenSingleNocap.bin
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2
python/erc20_demurrage_token/data/DemurrageTokenSingleNocap.json
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6
python/erc20_demurrage_token/token.py
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@ -487,8 +487,8 @@ class DemurrageToken(ERC20, SealedContract, ExpiryContract):
return tx
def tax_level(self, contract_address, sender_address=ZERO_ADDRESS):
return self.call_noarg('taxLevel', contract_address, sender_address=sender_address)
def decay_level(self, contract_address, sender_address=ZERO_ADDRESS):
return self.call_noarg('decayLevel', contract_address, sender_address=sender_address)
def resolution_factor(self, contract_address, sender_address=ZERO_ADDRESS):
@ -669,7 +669,7 @@ class DemurrageToken(ERC20, SealedContract, ExpiryContract):
@classmethod
def parse_tax_level(self, v):
def parse_decay_level(self, v):
return abi_decode_single(ABIContractType.UINT256, v)

18
solidity/DemurrageTokenSingleNocap.sol
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@ -67,9 +67,9 @@ contract DemurrageTokenSingleNocap {
uint256 public immutable periodDuration;
// Demurrage in ppm per minute
//uint256 public immutable taxLevel;
//uint256 public immutable decayLevel;
// 64x64
int128 public immutable taxLevel;
int128 public immutable decayLevel;
// Addresses allowed to mint new tokens
mapping (address => bool) minter;
@ -129,11 +129,11 @@ contract DemurrageTokenSingleNocap {
event SealStateChange(bool indexed _final, uint256 _sealState);
constructor(string memory _name, string memory _symbol, uint8 _decimals, int128 _taxLevel, uint256 _periodMinutes, address _defaultSinkAddress) {
require(_taxLevel < (1 << 64));
constructor(string memory _name, string memory _symbol, uint8 _decimals, int128 _decayLevel, uint256 _periodMinutes, address _defaultSinkAddress) {
require(_decayLevel < (1 << 64));
redistributionItem memory initialRedistribution;
//require(ABDKMath64x64.toUInt(_taxLevel) == 0);
//require(ABDKMath64x64.toUInt(_decayLevel) == 0);
// ACL setup
owner = msg.sender;
@ -149,7 +149,7 @@ contract DemurrageTokenSingleNocap {
periodDuration = _periodMinutes * 60;
demurrageAmount = ABDKMath64x64.fromUInt(1);
taxLevel = ABDKMath64x64.ln(_taxLevel);
decayLevel = ABDKMath64x64.ln(_decayLevel);
initialRedistribution = toRedistribution(0, demurrageAmount, 0, 1);
redistributions.push(initialRedistribution);
@ -448,7 +448,7 @@ contract DemurrageTokenSingleNocap {
lastDemurrageAmount = toRedistributionDemurrageModifier(lastRedistribution);
demurrageCounts = (periodDuration * currentPeriod) / 60;
// TODO refactor decayby to take int128 then DRY with it
nextRedistributionDemurrage = ABDKMath64x64.exp(ABDKMath64x64.mul(taxLevel, ABDKMath64x64.fromUInt(demurrageCounts)));
nextRedistributionDemurrage = ABDKMath64x64.exp(ABDKMath64x64.mul(decayLevel, ABDKMath64x64.fromUInt(demurrageCounts)));
nextRedistribution = toRedistribution(0, nextRedistributionDemurrage, totalSupply(), nextPeriod);
redistributions.push(nextRedistribution);
@ -491,7 +491,7 @@ contract DemurrageTokenSingleNocap {
}
periodPoint = ABDKMath64x64.fromUInt(periodCount);
v = ABDKMath64x64.mul(taxLevel, periodPoint);
v = ABDKMath64x64.mul(decayLevel, periodPoint);
v = ABDKMath64x64.exp(v);
demurrageAmount = ABDKMath64x64.mul(demurrageAmount, v);
@ -533,7 +533,7 @@ contract DemurrageTokenSingleNocap {
valuePoint = ABDKMath64x64.fromUInt(_value);
periodPoint = ABDKMath64x64.fromUInt(_period);
v = ABDKMath64x64.mul(taxLevel, periodPoint);
v = ABDKMath64x64.mul(decayLevel, periodPoint);
v = ABDKMath64x64.exp(v);
v = ABDKMath64x64.mul(valuePoint, v);
return ABDKMath64x64.toUInt(v);