conditionVarFullDirect.h

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file conditionVarFullDirect.h
 * @author drose
 * @date 2006-08-28
 */
 
#ifndef CONDITIONVARFULLDIRECT_H
#define CONDITIONVARFULLDIRECT_H
 
#include "pandabase.h"
#include "mutexDirect.h"
#include "conditionVarImpl.h"
 
#ifndef DEBUG_THREADS
 
/**
 * A condition variable, usually used to communicate information about
 * changing state to a thread that is waiting for something to happen.  A
 * condition variable can be used to "wake up" a thread when some arbitrary
 * condition has changed.
 *
 * A condition variable is associated with a single mutex, and several
 * condition variables may share the same mutex.
 */
class EXPCL_PANDA_PIPELINE ConditionVarFullDirect {
public:
  INLINE explicit ConditionVarFullDirect(MutexDirect &mutex);
  ConditionVarFullDirect(const ConditionVarFullDirect &copy) = delete;
  ~ConditionVarFullDirect() = default;
 
  ConditionVarFullDirect &operator = (const ConditionVarFullDirect &copy) = delete;
 
PUBLISHED:
  INLINE MutexDirect &get_mutex() const;
 
  BLOCKING INLINE void wait();
  BLOCKING INLINE void wait(double timeout);
  INLINE void notify();
  INLINE void notify_all();
  void output(std::ostream &out) const;
 
private:
  MutexDirect &_mutex;
  ConditionVarFullImpl _impl;
};
 
INLINE std::ostream &
operator << (std::ostream &out, const ConditionVarFullDirect &cv) {
  cv.output(out);
  return out;
}
 
#include "conditionVarFullDirect.I"
 
#endif  // !DEBUG_THREADS
 
#endif