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xdepthmaker: replace AtomicAdd with Add

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c9s 2023-12-08 00:21:53 +08:00
parent ab3579700f
commit 3048a13f0b
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GPG Key ID: 7385E7E464CB0A54
2 changed files with 6 additions and 5 deletions
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4
pkg/fixedpoint/dec.go
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@ -1197,7 +1197,7 @@ func align(x, y *Value) bool {
}
yshift = e
// check(0 <= yshift && yshift <= 20)
//y.coef = (y.coef + halfpow10[yshift]) / pow10[yshift]
// y.coef = (y.coef + halfpow10[yshift]) / pow10[yshift]
y.coef = (y.coef) / pow10[yshift]
// check(int(y.exp)+yshift == int(x.exp))
return true
@ -1364,4 +1364,4 @@ func (x Value) Clamp(min, max Value) Value {
return max
}
return x
}
}

7
pkg/strategy/xdepthmaker/strategy.go
View File

@ -148,7 +148,8 @@ func (s *CrossExchangeMarketMakingStrategy) Initialize(
// 1) short position -> reduce short position
// 2) short position -> increase short position
if trade.Exchange == s.hedgeSession.ExchangeName {
s.CoveredPosition.AtomicAdd(c)
// TODO: make this atomic
s.CoveredPosition = s.CoveredPosition.Add(c)
}
s.ProfitStats.AddTrade(trade)
@ -557,9 +558,9 @@ func (s *Strategy) Hedge(ctx context.Context, pos fixedpoint.Value) {
// if the hedge is on sell side, then we should add positive position
switch side {
case types.SideTypeSell:
s.CoveredPosition.AtomicAdd(quantity)
s.CoveredPosition = s.CoveredPosition.Add(quantity)
case types.SideTypeBuy:
s.CoveredPosition.AtomicAdd(quantity.Neg())
s.CoveredPosition = s.CoveredPosition.Add(quantity.Neg())
}
}