AlgebraPool

Modifiers

onlyFactoryOwner

onlyValidTicks

Variables

mapping(bytes32 => struct AlgebraPool.Position) positions

Returns the information about a position by the position's key

Functions

constructor

PoolImmutables

constructor() public

timepoints

timepoints(uint256) view external

Returns data about a specific timepoint index

Name	Type	Description
index	uint256	The element of the timepoints array to fetch

Returns:

Name	Type	Description
initialized	bool
blockTimestamp	uint32
tickCumulative	int56
secondsPerLiquidityCumulative	uint160
volatilityCumulative	uint88
averageTick	int24
volumePerLiquidityCumulative	uint144

getInnerCumulatives

onlyValidTicks

getInnerCumulatives(int24,int24) view external

Returns a snapshot of the tick cumulative, seconds per liquidity and seconds inside a tick range

Name	Type	Description
bottomTick	int24	The lower tick of the range
topTick	int24	The upper tick of the range

Returns:

Name	Type	Description
innerTickCumulative	int56
innerSecondsSpentPerLiquidity	uint160
innerSecondsSpent	uint32

getTimepoints

getTimepoints(uint32[]) view external

Returns the cumulative tick and liquidity as of each timestamp `secondsAgo` from the current block timestamp

Name	Type	Description
secondsAgos	uint32[]	From how long ago each cumulative tick and liquidity value should be returned

Returns:

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

initialize

initialize(uint160) external

Sets the initial price for the pool

Name	Type	Description
initialPrice	uint160

mint

lock, onlyValidTicks

mint(address,address,int24,int24,uint128,bytes) external

Adds liquidity for the given recipient/bottomTick/topTick position

Name	Type	Description
sender	address	The address which will receive potential surplus of paid tokens
recipient	address	The address for which the liquidity will be created
bottomTick	int24	The lower tick of the position in which to add liquidity
topTick	int24	The upper tick of the position in which to add liquidity
liquidityDesired	uint128
data	bytes	Any data that should be passed through to the callback

Returns:

Name	Type	Description
amount0	uint256
amount1	uint256
liquidityActual	uint128

collect

lock

collect(address,int24,int24,uint128,uint128) external

Collects tokens owed to a position

Name	Type	Description
recipient	address	The address which should receive the fees collected
bottomTick	int24	The lower tick of the position for which to collect fees
topTick	int24	The upper tick of the position for which to collect fees
amount0Requested	uint128	How much token0 should be withdrawn from the fees owed
amount1Requested	uint128	How much token1 should be withdrawn from the fees owed

Returns:

Name	Type	Description
amount0	uint128
amount1	uint128

burn

lock, onlyValidTicks

burn(int24,int24,uint128) external

Burn liquidity from the sender and account tokens owed for the liquidity to the position

Name	Type	Description
bottomTick	int24	The lower tick of the position for which to burn liquidity
topTick	int24	The upper tick of the position for which to burn liquidity
amount	uint128	How much liquidity to burn

Returns:

Name	Type	Description
amount0	uint256
amount1	uint256

swap

swap(address,bool,int256,uint160,bytes) external

Swap token0 for token1, or token1 for token0

Name	Type	Description
recipient	address	The address to receive the output of the swap
zeroToOne	bool	The direction of the swap, true for token0 to token1, false for token1 to token0
amountRequired	int256
limitSqrtPrice	uint160	The Q64.96 sqrt price limit. If zero for one, the price cannot be less than this value after the swap. If one for zero, the price cannot be greater than this value after the swap
data	bytes	Any data to be passed through to the callback. If using the Router it should contain SwapRouter#SwapCallbackData

Returns:

Name	Type	Description
amount0	int256
amount1	int256

swapSupportingFeeOnInputTokens

swapSupportingFeeOnInputTokens(address,address,bool,int256,uint160,bytes) external

Swap token0 for token1, or token1 for token0 (tokens that have fee on transfer)

Name	Type	Description
sender	address	The address called this function (Comes from the Router)
recipient	address	The address to receive the output of the swap
zeroToOne	bool	The direction of the swap, true for token0 to token1, false for token1 to token0
amountRequired	int256
limitSqrtPrice	uint160	The Q64.96 sqrt price limit. If zero for one, the price cannot be less than this value after the swap. If one for zero, the price cannot be greater than this value after the swap
data	bytes	Any data to be passed through to the callback. If using the Router it should contain SwapRouter#SwapCallbackData

Returns:

Name	Type	Description
amount0	int256
amount1	int256

flash

lock

flash(address,uint256,uint256,bytes) external

Receive token0 and/or token1 and pay it back, plus a fee, in the callback

Name	Type	Description
recipient	address	The address which will receive the token0 and token1 amounts
amount0	uint256	The amount of token0 to send
amount1	uint256	The amount of token1 to send
data	bytes	Any data to be passed through to the callback

setCommunityFee

lock, onlyFactoryOwner

setCommunityFee(uint8,uint8) external

Set the community's % share of the fees. Cannot exceed 25% (250)

Name	Type	Description
communityFee0	uint8	new community fee percent for token0 of the pool in thousandths (1e-3)
communityFee1	uint8	new community fee percent for token1 of the pool in thousandths (1e-3)

setIncentive

setIncentive(address) external

Sets an active incentive

Name	Type	Description
virtualPoolAddress	address	The address of a virtual pool associated with the incentive

setLiquidityCooldown

onlyFactoryOwner

setLiquidityCooldown(uint32) external

Sets new lock time for added liquidity

Name	Type	Description
newLiquidityCooldown	uint32	The time in seconds

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