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Made use of atomic variables

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In order to replace mutex-protected integer values (Performance
improvement)


Former-commit-id: d40ed2444111f00dab372f2371fe91cfd9cd2472
This commit is contained in:
Lynix
2013-05-03 23:12:58 +02:00
parent aa1399b750
commit 459c7a4d07
8 changed files with 41 additions and 118 deletions
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15
src/Nazara/Core/String.cpp
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@@ -136,11 +136,7 @@ NzString::NzString(const NzString& string) :
m_sharedString(string.m_sharedString)
{
if (m_sharedString != &emptyString)
{
NazaraMutexLock(m_sharedString->mutex);
m_sharedString->refCount++;
NazaraMutexUnlock(m_sharedString->mutex);
}
}
NzString::NzString(NzString&& string) noexcept :
@@ -4237,11 +4233,7 @@ NzString& NzString::operator=(const NzString& string)
m_sharedString = string.m_sharedString;
if (m_sharedString != &emptyString)
{
NazaraMutexLock(m_sharedString->mutex);
m_sharedString->refCount++;
NazaraMutexUnlock(m_sharedString->mutex);
}
return *this;
}
@@ -5091,7 +5083,6 @@ void NzString::EnsureOwnership()
if (m_sharedString == &emptyString)
return;
NazaraLock(m_sharedString->mutex);
if (m_sharedString->refCount > 1)
{
m_sharedString->refCount--;
@@ -5115,11 +5106,7 @@ void NzString::ReleaseString()
if (m_sharedString == &emptyString)
return;
NazaraMutexLock(m_sharedString->mutex);
bool freeSharedString = (--m_sharedString->refCount == 0);
NazaraMutexUnlock(m_sharedString->mutex);
if (freeSharedString)
if (--m_sharedString->refCount == 0)
{
delete[] m_sharedString->string;
delete m_sharedString;