DataStorageOperator

Modifiers

onlyPool

Variables

struct DataStorage.Timepoint[65536] timepoints

struct AdaptiveFee.Configuration feeConfig

Functions

constructor

constructor(address) public

Name	Type	Description
_pool	address

initialize

onlyPool

initialize(uint32,int24) external

Initialize the dataStorage array by writing the first slot. Called once for the lifecycle of the timepoints array

Name	Type	Description
time	uint32	The time of the dataStorage initialization, via block.timestamp truncated to uint32
tick	int24	Initial tick

changeFeeConfiguration

changeFeeConfiguration(struct AdaptiveFee.Configuration) external

Changes fee configuration for the pool

Name	Type	Description
_feeConfig	struct AdaptiveFee.Configuration

getSingleTimepoint

onlyPool

getSingleTimepoint(uint32,uint32,int24,uint16,uint128) view external

Name	Type	Description
time	uint32	The current block timestamp
secondsAgo	uint32	The amount of time to look back, in seconds, at which point to return an timepoint
tick	int24	The current tick
index	uint16	The index of the timepoint that was most recently written to the timepoints array
liquidity	uint128	The current in-range pool liquidity

Returns:

Name	Type	Description
tickCumulative	int56
secondsPerLiquidityCumulative	uint160
volatilityCumulative	uint112
volumePerAvgLiquidity	uint256

getTimepoints

onlyPool

getTimepoints(uint32,uint32[],int24,uint16,uint128) view external

Returns the accumulator values as of each time seconds ago from the given time in the array of `secondsAgos`

Name	Type	Description
time	uint32	The current block.timestamp
secondsAgos	uint32[]	Each amount of time to look back, in seconds, at which point to return an timepoint
tick	int24	The current tick
index	uint16	The index of the timepoint that was most recently written to the timepoints array
liquidity	uint128	The current in-range pool liquidity

Returns:

Name	Type	Description
tickCumulatives	int56[]
secondsPerLiquidityCumulatives	uint160[]
volatilityCumulatives	uint112[]
volumePerAvgLiquiditys	uint256[]

getAverages

onlyPool

getAverages(uint32,int24,uint16,uint128) view external

Returns average volatility in the range from time-WINDOW to time

Name	Type	Description
time	uint32	The current block.timestamp
tick	int24	The current tick
index	uint16	The index of the timepoint that was most recently written to the timepoints array
liquidity	uint128	The current in-range pool liquidity

Returns:

Name	Type	Description
TWVolatilityAverage	uint112
TWVolumePerLiqAverage	uint256

write

onlyPool

write(uint16,uint32,int24,uint128,uint128) external

Writes an dataStorage timepoint to the array

Name	Type	Description
index	uint16	The index of the timepoint that was most recently written to the timepoints array
blockTimestamp	uint32	The timestamp of the new timepoint
tick	int24	The active tick at the time of the new timepoint
liquidity	uint128	The total in-range liquidity at the time of the new timepoint
volumePerLiquidity	uint128	The gmean(volumes)/liquidity at the time of the new timepoint

Returns:

Name	Type	Description
indexUpdated	uint16

calculateVolumePerLiquidity

calculateVolumePerLiquidity(uint128,int256,int256) pure external

Calculates gmean(volume/liquidity) for block

Name	Type	Description
liquidity	uint128	The current in-range pool liquidity
amount0	int256	Total amount of swapped token0
amount1	int256	Total amount of swapped token1

Returns:

Name	Type	Description
volumePerLiquidity	uint128

window

window() pure external

Returns:

Name	Type	Description
[0]	uint32

getFee

onlyPool

getFee(uint32,int24,uint16,uint128) view external

Calculates fee based on combination of sigmoids

Name	Type	Description
_time	uint32
_tick	int24
_index	uint16
_liquidity	uint128

Returns:

Name	Type	Description
fee	uint16