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Diffstat (limited to 'libs/ode-0.16.1/ode/src/threading_fake_sync.h')
-rw-r--r-- | libs/ode-0.16.1/ode/src/threading_fake_sync.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/libs/ode-0.16.1/ode/src/threading_fake_sync.h b/libs/ode-0.16.1/ode/src/threading_fake_sync.h new file mode 100644 index 0000000..d1c2524 --- /dev/null +++ b/libs/ode-0.16.1/ode/src/threading_fake_sync.h @@ -0,0 +1,128 @@ +/************************************************************************* + * * + * Open Dynamics Engine, Copyright (C) 2001-2003 Russell L. Smith. * + * All rights reserved. Email: russ@q12.org Web: www.q12.org * + * * + * Threading fake synchronization objects file. * + * Copyright (C) 2011-2019 Oleh Derevenko. All rights reserved. * + * e-mail: odar@eleks.com (change all "a" to "e") * + * * + * This library is free software; you can redistribute it and/or * + * modify it under the terms of EITHER: * + * (1) The GNU Lesser General Public License as published by the Free * + * Software Foundation; either version 2.1 of the License, or (at * + * your option) any later version. The text of the GNU Lesser * + * General Public License is included with this library in the * + * file LICENSE.TXT. * + * (2) The BSD-style license that is included with this library in * + * the file LICENSE-BSD.TXT. * + * * + * This library is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files * + * LICENSE.TXT and LICENSE-BSD.TXT for more details. * + * * + *************************************************************************/ + +/* + * Self-wakeup implementation for built-in threading support provider. + * Fake mutex implementation for built-in threading support provider. + * + * The classes have been moved into a separate header as they are to be used + * in both WIN and POSIX implementations. + */ + + +#ifndef _ODE_THREADING_FAKE_SYNC_H_ +#define _ODE_THREADING_FAKE_SYNC_H_ + + +#include <ode/odeconfig.h> +#include <ode/error.h> + + +/************************************************************************/ +/* dxSelfWakeup class definition */ +/************************************************************************/ + +class dxSelfWakeup +{ +public: + dxSelfWakeup(): + m_wakeup_state(false), + m_state_is_permanent(false) + { + } + + bool InitializeObject() { return true; } + +public: + void ResetWakeup() { m_wakeup_state = false; m_state_is_permanent = false; } + void WakeupAThread() { dIASSERT(!m_state_is_permanent); m_wakeup_state = true; } // Wakeup should not be used after permanent signal + void WakeupAllThreads() { m_wakeup_state = true; m_state_is_permanent = true; } + + bool WaitWakeup(const dThreadedWaitTime *timeout_time_ptr); + +private: + bool m_wakeup_state; + bool m_state_is_permanent; +}; + + +bool dxSelfWakeup::WaitWakeup(const dThreadedWaitTime *timeout_time_ptr) +{ + (void)timeout_time_ptr; // unused + bool wait_result = m_wakeup_state; + + if (m_wakeup_state) + { + m_wakeup_state = m_state_is_permanent; + } + else + { + dICHECK(false); // Self-wakeup should only be used in cases when waiting is called after object is signaled + } + + return wait_result; +} + + +/************************************************************************/ +/* Fake mutex class implementation */ +/************************************************************************/ + +class dxFakeMutex +{ +public: + dxFakeMutex() {} + + bool InitializeObject() { return true; } + +public: + void LockMutex() { /* Do nothing */ } + bool TryLockMutex() { /* Do nothing */ return true; } + void UnlockMutex() { /* Do nothing */ } +}; + + +/************************************************************************/ +/* Fake lull class implementation */ +/************************************************************************/ + +class dxFakeLull +{ +public: + dxFakeLull() {} + + bool InitializeObject() { return true; } + +public: + void RegisterToLull() { /* Do nothing */ } + void WaitForLullAlarm() { dICHECK(false); } // Fake lull can't be waited + void UnregisterFromLull() { /* Do nothing */ } + + void SignalLullAlarmIfAnyRegistrants() { /* Do nothing */ } +}; + + +#endif // #ifndef _ODE_THREADING_FAKE_SYNC_H_ |