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update DVM.getMidPrice

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mingda
2020-11-20 20:05:57 +08:00
parent 8ba1a24e1a
commit 6af86c4131
1 changed files with 1 additions and 6 deletions
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7
contracts/DODOVendingMachine/impl/DVMTrader.sol
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@@ -200,12 +200,7 @@ contract DVMTrader is DVMVault {
// } // }
function getMidPrice() public view returns (uint256 midPrice) { function getMidPrice() public view returns (uint256 midPrice) {
(uint256 baseReserve, uint256 quoteReserve) = getVaultReserve(); return PMMPricing.getMidPrice(getPMMState());
uint256 B0 = calculateBase0(baseReserve, quoteReserve);
uint256 offsetRatio = DecimalMath.ONE.mul(B0).div(baseReserve).mul(B0).div(baseReserve);
uint256 offset = DecimalMath.ONE.sub(_K_).add(DecimalMath.mulFloor(offsetRatio, _K_));
return DecimalMath.mulFloor(_I_, offset);
} }
// ============ Helper Functions ============ // ============ Helper Functions ============