85 lines
1.6 KiB
C
85 lines
1.6 KiB
C
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// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id:$
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// $Log:$
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//
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// DESCRIPTION:
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//
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//-----------------------------------------------------------------------------
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#include <sys/time.h>
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#include <unistd.h>
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#include "../doomdef.h"
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#include "../ib_system.h"
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//
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// IB_GetTime
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// returns time in 1/70th second tics
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//
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int IB_GetTime (void)
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{
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struct timeval tp;
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struct timezone tzp;
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int newtics;
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static int basetime=0;
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gettimeofday(&tp, &tzp);
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if (!basetime)
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basetime = tp.tv_sec;
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newtics = (tp.tv_sec-basetime)*TICRATE + tp.tv_usec*TICRATE/1000000;
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return newtics;
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}
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//
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// IB_Init
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//
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void IB_Init (void)
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{
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}
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//
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// IB_Quit
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//
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void IB_Quit (void)
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{
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}
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void IB_WaitVBL(int count)
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{
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#ifdef SGI
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sginap(1);
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#else
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#ifdef SUN
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sleep(0);
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#else
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usleep (count * (1000000/70) );
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#endif
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#endif
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}
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void IB_Sleep(void)
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{
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usleep(1);
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}
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