OilfieldToolsNet/opm-simulators
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Don't return values from update operators.

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Statements like

   a = b += c

make no sense
This commit is contained in:
Bård Skaflestad 2013-04-30 10:47:00 +02:00
parent 0ff3b721ee
commit 6319c428a3
1 changed files with 8 additions and 24 deletions
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32
AutoDiff.hpp
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@ -50,74 +50,58 @@ namespace AutoDiff {
: val_(x), der_(dx) : val_(x), der_(dx)
{} {}
Forward& void
operator +=(const Scalar& rhs) operator +=(const Scalar& rhs)
{ {
val_ += rhs; val_ += rhs;
return *this;
} }
Forward& void
operator +=(const Forward& rhs) operator +=(const Forward& rhs)
{ {
val_ += rhs.val_; val_ += rhs.val_;
der_ += rhs.der_; der_ += rhs.der_;
return *this;
} }
Forward& void
operator -=(const Scalar& rhs) operator -=(const Scalar& rhs)
{ {
val_ -= rhs; val_ -= rhs;
return *this;
} }
Forward& void
operator -=(const Forward& rhs) operator -=(const Forward& rhs)
{ {
val_ -= rhs.val_; val_ -= rhs.val_;
der_ -= rhs.der_; der_ -= rhs.der_;
return *this;
} }
Forward& void
operator *=(const Scalar& rhs) operator *=(const Scalar& rhs)
{ {
val_ *= rhs; val_ *= rhs;
der_ *= rhs; der_ *= rhs;
return *this;
} }
Forward& void
operator *=(const Forward& rhs) operator *=(const Forward& rhs)
{ {
der_ = der_*rhs.val_ + val_*rhs.der_; der_ = der_*rhs.val_ + val_*rhs.der_;
val_ *= rhs.val_; val_ *= rhs.val_;
return *this;
} }
Forward& void
operator /=(const Scalar& rhs) operator /=(const Scalar& rhs)
{ {
val_ /= rhs; val_ /= rhs;
der_ /= rhs; der_ /= rhs;
return *this;
} }
Forward& void
operator /=(const Forward& rhs) operator /=(const Forward& rhs)
{ {
der_ = (der_*rhs.val_ - val_*rhs.der_) / (rhs.val_ * rhs.val_); der_ = (der_*rhs.val_ - val_*rhs.der_) / (rhs.val_ * rhs.val_);
val_ /= rhs.val_; val_ /= rhs.val_;
return *this;
} }
template <class Ostream> template <class Ostream>