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Offer rounding improvements.

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This commit is contained in:
Arthur Britto
2013-04-21 18:21:42 -07:00
parent 6bbef15e4d
commit 00456e9879
2 changed files with 8 additions and 8 deletions
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6
src/cpp/ripple/RippleCalc.cpp
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@@ -1306,7 +1306,7 @@ TER RippleCalc::calcNodeDeliverRev(
{
// Adjust output to conform to limited input.
// XXX Verify it is impossible for these to be larger than available funds.
saOutPass = STAmount::divRound(saInPassAct, saOfrRate, saTakerGets, true);
saOutPass = STAmount::divRound(saInPassAct, saOfrRate, saTakerGets, !saTakerGets.isNative());
saOutPlusFees = STAmount::mulRound(saOutPass, saOutFeeRate, true);
cLog(lsINFO) << boost::str(boost::format("calcNodeDeliverRev: adjusted: saOutPass=%s saOutPlusFees=%s")
@@ -1447,7 +1447,7 @@ TER RippleCalc::calcNodeDeliverFwd(
STAmount saInTotal = STAmount::mulRound(saInFunded, saInFeeRate, true); // Offer maximum in with fees.
STAmount saInSum = std::min(saInTotal, saInReq-saInAct-saInFees); // In limited by remaining.
STAmount saInPassAct = STAmount::divRound(saInSum, saInFeeRate, true); // In without fees.
STAmount saOutPassMax = STAmount::divRound(saInPassAct, saOfrRate, saTakerGets, true); // Out limited by in remaining.
STAmount saOutPassMax = STAmount::divRound(saInPassAct, saOfrRate, saTakerGets, !saTakerGets.isNative()); // Out limited by in remaining.
STAmount saInPassFeesMax = saInSum-saInPassAct;
@@ -2280,7 +2280,7 @@ TER RippleCalc::calcNodeAccountFwd(
STAmount saIssueCrd = uQualityIn >= QUALITY_ONE
? saPrvIssueReq // No fee.
: STAmount::mulRound(saPrvIssueReq, STAmount(CURRENCY_ONE, ACCOUNT_ONE, uQualityIn, -9), false); // Amount to credit.
: STAmount::mulRound(saPrvIssueReq, STAmount(CURRENCY_ONE, ACCOUNT_ONE, uQualityIn, -9), true); // Amount to credit.
// Amount to credit. Credit for less than received as a surcharge.
saCurReceive = saPrvRedeemReq+saIssueCrd;