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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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69
src/Nazara/Core/Resource.cpp
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@@ -17,7 +17,7 @@ m_resourceReferenceCount(0)
}
NzResource::NzResource(const NzResource& resource) :
m_resourcePersistent(resource.m_resourcePersistent),
m_resourcePersistent(resource.m_resourcePersistent.load()),
m_resourceReferenceCount(0)
{
}
@@ -49,22 +49,16 @@ void NzResource::AddResourceListener(NzResourceListener* listener, int index) co
void NzResource::AddResourceReference() const
{
NazaraLock(m_mutex)
m_resourceReferenceCount++;
}
unsigned int NzResource::GetResourceReferenceCount() const
{
NazaraLock(m_mutex)
return m_resourceReferenceCount;
}
bool NzResource::IsPersistent() const
{
NazaraLock(m_mutex)
return m_resourcePersistent;
}
@@ -77,34 +71,11 @@ bool NzResource::RemoveResourceListener(NzResourceListener* listener) const
else
NazaraError(NzString::Pointer(listener) + " is not a listener of " + NzString::Pointer(this));
// RemoveResourceReference()
#if NAZARA_CORE_SAFE
if (m_resourceReferenceCount == 0)
{
NazaraError("Impossible to remove reference (Ref. counter is already 0)");
return false;
}
#endif
if (--m_resourceReferenceCount == 0 && !m_resourcePersistent)
{
NazaraMutexUnlock(m_mutex);
delete this;
return true; // On vient d'être supprimé
}
else
{
NazaraMutexUnlock(m_mutex);
return false;
}
return RemoveResourceReference();
}
bool NzResource::RemoveResourceReference() const
{
NazaraMutexLock(m_mutex);
#if NAZARA_CORE_SAFE
if (m_resourceReferenceCount == 0)
{
@@ -115,34 +86,26 @@ bool NzResource::RemoveResourceReference() const
if (--m_resourceReferenceCount == 0 && !m_resourcePersistent)
{
NazaraMutexUnlock(m_mutex);
delete this; // Suicide
return true;
}
else
return false;
}
bool NzResource::SetPersistent(bool persistent, bool checkReferenceCount)
{
m_resourcePersistent = persistent;
if (checkReferenceCount && !persistent && m_resourceReferenceCount == 0)
{
delete this;
return true;
}
else
{
NazaraMutexUnlock(m_mutex);
return false;
}
}
void NzResource::SetPersistent(bool persistent, bool checkReferenceCount)
{
NazaraMutexLock(m_mutex);
m_resourcePersistent = persistent;
if (checkReferenceCount && !persistent && m_resourceReferenceCount == 0)
{
NazaraMutexUnlock(m_mutex);
delete this;
}
else
{
NazaraMutexUnlock(m_mutex);
}
}
void NzResource::NotifyCreated()