{
    "Function": "getOracleSampleFrom",
    "File": "src/LBPair.sol",
    "Parent Contracts": [
        "src/interfaces/ILBPair.sol",
        "src/libraries/ReentrancyGuardUpgradeable.sol",
        "src/LBToken.sol",
        "src/interfaces/ILBToken.sol"
    ],
    "High-Level Calls": [
        "FeeHelper",
        "Oracle"
    ],
    "Internal Calls": [
        "_getOracleParameters"
    ],
    "Library Calls": [
        "getSampleAt",
        "updateVariableFeeParameters"
    ],
    "Low-Level Calls": [],
    "Code": "function getOracleSampleFrom(uint256 _timeDelta)\n        external\n        view\n        override\n        returns (\n            uint256 cumulativeId,\n            uint256 cumulativeVolatilityAccumulated,\n            uint256 cumulativeBinCrossed\n        )\n    {\n        uint256 _lookUpTimestamp = block.timestamp - _timeDelta;\n\n        (, , uint256 _oracleActiveSize, , uint256 _oracleId) = _getOracleParameters();\n\n        uint256 timestamp;\n        (timestamp, cumulativeId, cumulativeVolatilityAccumulated, cumulativeBinCrossed) = _oracle.getSampleAt(\n            _oracleActiveSize,\n            _oracleId,\n            _lookUpTimestamp\n        );\n\n        if (timestamp < _lookUpTimestamp) {\n            FeeHelper.FeeParameters memory _fp = _feeParameters;\n            uint256 _activeId = _pairInformation.activeId;\n            _fp.updateVariableFeeParameters(_activeId);\n\n            unchecked {\n                uint256 _deltaT = _lookUpTimestamp - timestamp;\n\n                cumulativeId += _activeId * _deltaT;\n                cumulativeVolatilityAccumulated += uint256(_fp.volatilityAccumulated) * _deltaT;\n            }\n        }\n    }"
}