114 lines
2.9 KiB
Text
114 lines
2.9 KiB
Text
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file lightMutexDirect.I
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* @author drose
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* @date 2008-10-08
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*/
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/**
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* Alias for acquire() to match C++11 semantics.
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* @see acquire()
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*/
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INLINE void LightMutexDirect::
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lock() {
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TAU_PROFILE("void LightMutexDirect::acquire()", " ", TAU_USER);
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_impl.lock();
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}
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/**
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* Alias for try_acquire() to match C++11 semantics.
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* @see try_acquire()
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*/
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INLINE bool LightMutexDirect::
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try_lock() {
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TAU_PROFILE("void LightMutexDirect::try_acquire()", " ", TAU_USER);
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return _impl.try_lock();
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}
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/**
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* Alias for release() to match C++11 semantics.
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* @see release()
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*/
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INLINE void LightMutexDirect::
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unlock() {
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TAU_PROFILE("void LightMutexDirect::unlock()", " ", TAU_USER);
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_impl.unlock();
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}
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/**
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* Grabs the lightMutex if it is available. If it is not available, blocks
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* until it becomes available, then grabs it. In either case, the function
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* does not return until the lightMutex is held; you should then call
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* unlock().
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*
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* This method is considered const so that you can lock and unlock const
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* lightMutexes, mainly to allow thread-safe access to otherwise const data.
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*
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* Also see LightMutexHolder.
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*/
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INLINE void LightMutexDirect::
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acquire() const {
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TAU_PROFILE("void LightMutexDirect::acquire()", " ", TAU_USER);
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_impl.lock();
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}
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/**
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* Releases the lightMutex. It is an error to call this if the lightMutex was
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* not already locked.
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*
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* This method is considered const so that you can lock and unlock const
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* lightMutexes, mainly to allow thread-safe access to otherwise const data.
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*/
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INLINE void LightMutexDirect::
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release() const {
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TAU_PROFILE("void LightMutexDirect::release()", " ", TAU_USER);
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_impl.unlock();
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}
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/**
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* Returns true if the current thread has locked the LightMutex, false
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* otherwise. This method is only intended for use in debugging, hence the
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* method name; in the LightMutexDirect case, it always returns true, since
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* there's not a reliable way to determine this otherwise.
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*/
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INLINE bool LightMutexDirect::
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debug_is_locked() const {
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return true;
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}
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/**
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* The lightMutex name is only defined when compiling in DEBUG_THREADS mode.
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*/
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INLINE void LightMutexDirect::
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set_name(const std::string &) {
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}
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/**
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* The lightMutex name is only defined when compiling in DEBUG_THREADS mode.
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*/
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INLINE void LightMutexDirect::
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clear_name() {
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}
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/**
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* The lightMutex name is only defined when compiling in DEBUG_THREADS mode.
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*/
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INLINE bool LightMutexDirect::
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has_name() const {
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return false;
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}
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/**
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* The lightMutex name is only defined when compiling in DEBUG_THREADS mode.
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*/
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INLINE std::string LightMutexDirect::
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get_name() const {
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return std::string();
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}
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