view src/timer/beos/SDL_systimer.c @ 5217:b0797947dd1c

You don't need to copy the pixels into the streaming texture's pixel data. This behavior is defined specifically to optimize the UpdateTexture path.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 06 Feb 2011 20:56:21 -0800
parents 481dabb098ef
children b530ef003506
line wrap: on
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2010 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of 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.

    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 GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga
    slouken@libsdl.org
*/
#include "SDL_config.h"

#ifdef SDL_TIMER_BEOS

#include <be/kernel/OS.h>

#include "SDL_timer.h"

static bigtime_t start;

void
SDL_StartTicks(void)
{
    /* Set first ticks value */
    start = system_time();
}

Uint32
SDL_GetTicks(void)
{
    return ((system_time() - start) / 1000);
}

void
SDL_Delay(Uint32 ms)
{
    snooze(ms * 1000);
}

#endif /* SDL_TIMER_BEOS */

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