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Viewing changes to backends/platform/psp/rtc.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Moritz Muehlenhoff
  • Date: 2011-05-25 19:02:23 UTC
  • mto: (21.1.2 sid)
  • mto: This revision was merged to the branch mainline in revision 24.
  • Revision ID: james.westby@ubuntu.com-20110525190223-fiqm0oaec714xk31
Tags: upstream-1.3.0
Import upstream version 1.3.0

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backends/platform/psp/rtc.cpp
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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 *
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 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/trunk/backends/platform/psp/osys_psp.cpp $
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 * $Id: osys_psp.cpp 49903 2010-06-16 09:04:27Z Bluddy $
 
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 * $URL$
 
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 * $Id$
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 *
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 */
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#include <time.h> 
 
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#include <time.h>
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#include <psptypes.h>
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#include <psprtc.h>
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#include "common/scummsys.h" 
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#include "backends/platform/psp/rtc.h" 
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#include "common/scummsys.h"
 
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#include "backends/platform/psp/rtc.h"
 
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//#define __PSP_DEBUG_FUNCS__   /* For debugging function calls */
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//#define __PSP_DEBUG_PRINT__   /* For debug printouts */
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// Class PspRtc ---------------------------------------------------------------
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DECLARE_SINGLETON(PspRtc)
 
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DECLARE_SINGLETON(PspRtc);
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void PspRtc::init() {                                           // init our starting ticks
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        uint32 ticks[2];
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#define MS_LOOP_AROUND 4294967                          /* We loop every 2^32 / 1000 = 71 minutes */
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#define MS_LOOP_CHECK  60000                            /* Threading can cause weird mixups without this */
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// Note that after we fill up 32 bits ie 50 days we'll loop back to 0, which may cause 
 
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// Note that after we fill up 32 bits ie 50 days we'll loop back to 0, which may cause
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// unpredictable results
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uint32 PspRtc::getMillis() {
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        uint32 ticks[2];
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        sceRtcGetCurrentTick((u64 *)ticks);             // can introduce weird thread delays
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        uint32 millis = ticks[0]/1000;
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        millis -= _startMillis;                                 // get ms since start of program
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                        _looped = true;
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                        _milliOffset += MS_LOOP_AROUND;         // add the needed offset
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                        PSP_DEBUG_PRINT("looping around. last ms[%d], curr ms[%d]\n", _lastMillis, millis);
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                }       
 
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                }
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        } else {
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                _looped = false;
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        }
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        _lastMillis = millis;   
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        _lastMillis = millis;
 
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        return millis + _milliOffset;
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}
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uint32 PspRtc::getMicros() {
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        uint32 ticks[2];
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        sceRtcGetCurrentTick((u64 *)ticks);
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        ticks[0] -= _startMicros;
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        return ticks[0]; 
 
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        return ticks[0];
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}
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