G3D::Spinlock Class Reference

A mutual exclusion lock that busy-waits when locking. More...

Public Member Functions
	Spinlock ()
bool	lock ()
	Busy waits until the lock is unlocked, then locks it exclusively.
void	unlock ()

Detailed Description

A mutual exclusion lock that busy-waits when locking.

On a machine with one (significant) thread per processor core, a spinlock may be substantially faster than a mutex.

See Also

G3D::GThread, G3D::GMutex, G3D::AtomicInt32

Constructor & Destructor Documentation

G3D::Spinlock::Spinlock ( )

inline

Member Function Documentation

bool G3D::Spinlock::lock ( )

inline

Busy waits until the lock is unlocked, then locks it exclusively.

Returns true if the lock succeeded on the first try (indicating no contention).

void G3D::Spinlock::unlock ( )

inline