/*******************************************************************************
 * syspovprotobase.h
 *
 * Provides definitions that are used by both the windows and core code.
 *
 * Author: Christopher J. Cason
 *
 * ---------------------------------------------------------------------------
 * Persistence of Vision Ray Tracer ('POV-Ray') version 3.7.
 * Copyright 1991-2013 Persistence of Vision Raytracer Pty. Ltd.
 *
 * POV-Ray is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * POV-Ray 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
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ---------------------------------------------------------------------------
 * POV-Ray is based on the popular DKB raytracer version 2.12.
 * DKBTrace was originally written by David K. Buck.
 * DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
 * ---------------------------------------------------------------------------
 * $File: //depot/public/povray/3.x/vfe/syspovprotobase.h $
 * $Revision: #1 $
 * $Change: 6069 $
 * $DateTime: 2013/11/06 11:59:40 $
 * $Author: chrisc $
 *******************************************************************************/

#ifndef __SYSPROTO_H__
#define __SYSPROTO_H__

#include <cstddef>
// FIXME #include <xmemory>
#include <vector>
#include "povmscpp.h"

namespace pov_base
{

using namespace std;

void vfeSysThreadStartup();
void vfeSysThreadCleanup();
bool vfeParsePathString (const POVMSUCS2String& path, POVMSUCS2String& volume, vector<POVMSUCS2String>& components, POVMSUCS2String& filename);

class vfeTimer
{
  public:
    vfeTimer(bool CPUTimeIsThreadOnly = false);
    ~vfeTimer();

    POV_LONG ElapsedRealTime(void) const ;
    POV_LONG ElapsedCPUTime(void) const;
    void Reset(void);
    bool HasValidCPUTime() const;

private:
    unsigned POV_LONG GetWallTime (void) const ;
    unsigned POV_LONG GetCPUTime (void) const ;

    unsigned POV_LONG m_WallTimeStart ;
    unsigned POV_LONG m_CPUTimeStart ;
    bool m_ThreadTimeOnly ;
    void *m_ThreadHandle ;
    bool m_IsNT ;
};

}

#endif // __SYSPROTO_H__
