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Remove unnecessary Rational::IsZero() in favor of == 0 comparisons

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This commit is contained in:
Josh Koon 2019-02-25 10:22:13 -08:00
commit 14d8dc964f
4 changed files with 4 additions and 13 deletions
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5
src/CalcManager/CEngine/Rational.cpp
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@ -444,11 +444,6 @@ namespace CalcEngine
return !(lhs < rhs);
}
bool Rational::IsZero() const
{
return this->P().IsZero();
}
wstring Rational::ToString(uint32_t radix, NUMOBJ_FMT fmt, int32_t precision) const
{
PRAT rat = this->ToPRAT();

2
src/CalcManager/CEngine/scioper.cpp
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@ -11,7 +11,7 @@ using namespace CalcEngine::RationalMath;
CalcEngine::Rational CCalcEngine::DoOperation(int operation, CalcEngine::Rational const& lhs, CalcEngine::Rational const& rhs)
{
// Remove any variance in how 0 could be represented in rat e.g. -0, 0/n, etc.
auto result = (!lhs.IsZero() ? lhs : 0);
auto result = (lhs != 0 ? lhs : 0);
try
{

9
src/CalcManager/CEngine/sciset.cpp
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@ -85,12 +85,9 @@ bool CCalcEngine::TryToggleBit(CalcEngine::Rational& rat, DWORD wbitno)
}
Rational result = Integer(rat);
if (result.IsZero())
{
// This is the same work around happenning in SciCalcFunctions. Ought to move to intrat function itself.
// Basic bug is there which doesn't treat 0/ n as 0, or -0 as 0 etc.
result = 0;
}
// Remove any variance in how 0 could be represented in rat e.g. -0, 0/n, etc.
result = (result != 0 ? result : 0);
// XOR the result with 2^wbitno power
rat = result ^ Pow(2, static_cast<int32_t>(wbitno));

1
src/CalcManager/Header Files/Rational.h
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@ -63,7 +63,6 @@ namespace CalcEngine
friend bool operator<=(Rational const& lhs, Rational const& rhs);
friend bool operator>=(Rational const& lhs, Rational const& rhs);
bool IsZero() const;
std::wstring ToString(uint32_t radix, NUMOBJ_FMT format, int32_t precision) const;
uint64_t ToUInt64_t() const;