CThread.h

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//==============================================================================
/*
    Software License Agreement (BSD License)
    Copyright (c) 2003-2016, CHAI3D.
    (www.chai3d.org)

    All rights reserved.

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    * Neither the name of CHAI3D nor the names of its contributors may
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    \author    <http://www.chai3d.org>
    \author    Francois Conti
    \author    Sebastien Grange
    \version   3.2.0 $Rev: 1869 $
*/
//==============================================================================

//------------------------------------------------------------------------------
#ifndef CThreadH
#define CThreadH
//------------------------------------------------------------------------------
#include "system/CGlobals.h"
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
namespace chai3d {
//------------------------------------------------------------------------------

//==============================================================================
//==============================================================================

//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
enum CThreadPriority
{
    CTHREAD_PRIORITY_GRAPHICS,    // lower priority
    CTHREAD_PRIORITY_HAPTICS      // higher priority
};


//==============================================================================
//==============================================================================

class cThread
{
    //--------------------------------------------------------------------------
    // CONSTRUCTOR & DESTRUCTOR:
    //--------------------------------------------------------------------------
    
public:

    cThread();

    virtual ~cThread();


    //--------------------------------------------------------------------------
    // PUBLIC METHODS:
    //--------------------------------------------------------------------------

public:

    void start(void(*a_function)(void ), const CThreadPriority a_level);

    void start(void(*a_function)(void*), const CThreadPriority a_level, void *a_arg);

    void stop();

    void setPriority(CThreadPriority a_level);

    CThreadPriority getPriority() const { return (m_priorityLevel); }


    //--------------------------------------------------------------------------
    // PROTECTED MEMBERS:
    //--------------------------------------------------------------------------

protected:

#if defined(WIN32) | defined(WIN64)
    DWORD m_threadId;
#endif

#if defined(LINUX) || defined(MACOSX)
    pthread_t m_handle;
#endif

    void* m_function;

    CThreadPriority m_priorityLevel;
};

//------------------------------------------------------------------------------
} // namespace chai3d
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
#endif
//------------------------------------------------------------------------------