osg::LockPool Class Reference
[Multithreading]

#include <OSGLock.h>

Inheritance diagram for osg::LockPool:

List of all members.

Public Types
typedef MPLockPoolType	Type
Public Member Functions
Lock
void	aquire (void *keyP)
void	release (void *keyP)
bool	request (void *keyP)
Get
virtual MPType &	getType (void)
virtual const MPType &	getType (void) const
UInt32	getTypeId (void)
const Char8 *	getCName (void) const
Reference Counting
void	addRef (void)
void	subRef (void)
Int32	getRefCount (void)
Static Public Member Functions
Get
static LockPool *	get (const Char8 *szName)
static LockPool *	find (const Char8 *szName)
static LockPool *	create (void)
Class Get
static const MPType &	getStaticType (void)
static UInt32	getStaticTypeId (void)
Protected Types
typedef LockCommonBase	Inherited
Protected Member Functions
Constructor
	LockPool (const Char8 *szName, UInt32 uiId)
Destructor
virtual	~LockPool (void)
Construction
bool	init (void)
Destruction
void	shutdown (void)
Static Protected Member Functions
Create
static LockPool *	create (const Char8 *szName, UInt32 uiId)
Protected Attributes
Lock	_pLocks [uiLockPoolSize]
UInt32	_uiLockId
Class Specific
Char8 *	_szName
Static Protected Attributes
static MPLockPoolType	_type
Private Member Functions
	LockPool (const LockPool &source)
	prohibit default function (move to 'public' if needed)
void	operator= (const LockPool &source)
	prohibit default function (move to 'public' if needed)
Friends
class	MPFieldStore< LockPool >

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Detailed Description

Definition at line 463 of file OSGLock.h.

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Member Typedef Documentation

typedef MPLockPoolType osg::LockPool::Type

Definition at line 469 of file OSGLock.h.

typedef LockCommonBase osg::LockPool::Inherited [protected]

Reimplemented from osg::LockCommonBase.

Definition at line 493 of file OSGLock.h.

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Constructor & Destructor Documentation

LockPool::LockPool	(	const Char8 *	szName,
		UInt32	uiId
	)			[protected]

Definition at line 572 of file OSGLock.cpp.

Referenced by create().

                                         :
    Inherited(szName, uiId)
{
}

LockPool::~LockPool

(

void

)

[protected, virtual]

Definition at line 580 of file OSGLock.cpp.

References osg::ThreadManager::removeLockPool(), shutdown(), and osg::ThreadManager::the().

{
    ThreadManager::the()->removeLockPool(this);

    shutdown();
}

osg::LockPool::LockPool

(

const LockPool &

source

)

[private]

---

Member Function Documentation

LockPool * LockPool::get

(

const Char8 *

szName

)

[static]

Definition at line 513 of file OSGLock.cpp.

References osg::ThreadManager::getLockPool(), and osg::ThreadManager::the().

Referenced by create().

{
    return ThreadManager::the()->getLockPool(szName, "OSGLockPool");
}

LockPool * LockPool::find

(

const Char8 *

szName

)

[static]

Definition at line 518 of file OSGLock.cpp.

References osg::ThreadManager::findLockPool(), and osg::ThreadManager::the().

{
    return ThreadManager::the()->findLockPool(szName);
}

LockPool * LockPool::create

(

void

)

[static]

Definition at line 523 of file OSGLock.cpp.

References get().

{
    return LockPool::get(NULL);
}

void LockPool::aquire

(

void *

keyP

)

Definition at line 534 of file OSGLock.cpp.

References _pLocks, and osg::uiLockPoolMask.

Referenced by osg::FieldContainerPtrBase::addRef(), and osg::FieldContainerPtrBase::subRef().

{
    _pLocks[(UInt64(keyP) & uiLockPoolMask) >> 7].aquire();
}

void LockPool::release

(

void *

keyP

)

Definition at line 539 of file OSGLock.cpp.

References _pLocks, and osg::uiLockPoolMask.

Referenced by osg::FieldContainerPtrBase::addRef(), and osg::FieldContainerPtrBase::subRef().

{
    _pLocks[(UInt64(keyP) & uiLockPoolMask) >> 7].release();
}

bool LockPool::request

(

void *

keyP

)

Definition at line 544 of file OSGLock.cpp.

References _pLocks, and osg::uiLockPoolMask.

{
    return _pLocks[(UInt64(keyP) & uiLockPoolMask) >> 7].request();
}

LockPool * LockPool::create	(	const Char8 *	szName,
		UInt32	uiId
	)			[static, protected]

Definition at line 555 of file OSGLock.cpp.

References init(), and LockPool().

{
    LockPool *returnValue = NULL;

    returnValue = new LockPool(szName, uiId);

    if(returnValue->init() == false)
    {
        delete returnValue;
        returnValue = NULL;
    }

    return returnValue;
}

bool LockPool::init

(

void

)

[protected]

Definition at line 589 of file OSGLock.cpp.

References _pLocks, osg::MPBase::_szName, osg::PThreadLockBase::init(), osg::stringDup(), and osg::uiLockPoolSize.

Referenced by create().

{
    bool   returnValue = true;
    Char8 *pTmp;

    pTmp = new Char8[strlen(_szName) + 6];

    for(UInt32 i = 0; i < uiLockPoolSize; i++)
    {
#ifdef OSG_DEBUG_LOCK_STAT
        _pLockStats[i] = 0;
#endif
        sprintf(pTmp, "%s%u\n", _szName, i);

        stringDup(pTmp, _pLocks[i]._szName);

        returnValue &= _pLocks[i].init();
    }

    delete [] pTmp;

    return returnValue;
}

void LockPool::shutdown

(

void

)

[protected]

Definition at line 615 of file OSGLock.cpp.

References _pLocks, osg::PThreadLockBase::shutdown(), and osg::uiLockPoolSize.

Referenced by ~LockPool().

{
    for(UInt32 i = 0; i < uiLockPoolSize; i++)
    {
        _pLocks[i].shutdown();
    }
}

void osg::LockPool::operator=

(

const LockPool &

source

)

[private]

const MPType & MPBase::getStaticType

(

void

)

[static, inherited]

Definition at line 253 of file OSGMPBase.cpp.

References osg::MPBase::_type.

{
    return _type;
}

UInt32 MPBase::getStaticTypeId

(

void

)

[static, inherited]

Definition at line 259 of file OSGMPBase.cpp.

{
    return 0;
}

MPType & MPBase::getType

(

void

)

[virtual, inherited]

Definition at line 265 of file OSGMPBase.cpp.

References osg::MPBase::_type.

Referenced by osg::MPBase::getTypeId().

{
    return _type;
}

const MPType & MPBase::getType

(

void

)

const [virtual, inherited]

Definition at line 271 of file OSGMPBase.cpp.

References osg::MPBase::_type.

{
    return _type;
}

UInt32 MPBase::getTypeId

(

void

)

[inherited]

Definition at line 277 of file OSGMPBase.cpp.

References osg::TypeBase::getId(), and osg::MPBase::getType().

{
    return getType().getId();
}

const Char8 * MPBase::getCName

(

void

)

const [inherited]

Definition at line 283 of file OSGMPBase.cpp.

References osg::MPBase::_szName.

{
    return _szName;
}

void MemoryObject::addRef

(

void

)

[inherited]

Definition at line 64 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

Referenced by osg::SharedObjectHandler::getSharedObject(), and osg::SharedObjectHandler::initialize().

{
    _refCount++;
}

void MemoryObject::subRef

(

void

)

[inherited]

Definition at line 69 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

{
    _refCount--;

    if(_refCount <= 0)
        delete this;
}

Int32 MemoryObject::getRefCount

(

void

)

[inherited]

Definition at line 77 of file OSGMemoryObject.cpp.

References osg::MemoryObject::_refCount.

{
    return _refCount;
}

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Friends And Related Function Documentation

friend class MPFieldStore< LockPool > [friend]

Definition at line 542 of file OSGLock.h.

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Member Data Documentation

MPLockPoolType LockPool::_type [static, protected]

Reimplemented from osg::MPBase.

Definition at line 495 of file OSGLock.h.

Lock osg::LockPool::_pLocks[uiLockPoolSize] [protected]

Definition at line 497 of file OSGLock.h.

Referenced by aquire(), init(), release(), request(), and shutdown().

UInt32 osg::LockCommonBase::_uiLockId [protected, inherited]

Definition at line 92 of file OSGLock.h.

Char8* osg::MPBase::_szName [protected, inherited]

Definition at line 406 of file OSGMPBase.h.

Referenced by osg::MPBase::getCName(), init(), osg::MPBase::MPBase(), osg::BasePThreadBase::print(), and osg::MPBase::~MPBase().

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The documentation for this class was generated from the following files:

• OSGLock.h
• OSGLock.cpp