From a855d6202536ff28e5aae4f22a0f31d8f5b325d0 Mon Sep 17 00:00:00 2001 From: Franklin Wei Date: Sat, 21 Jan 2017 15:18:31 -0500 Subject: Port of Duke Nukem 3D This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL for Rockbox. Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9 --- apps/plugins/sdl/src/timer/beos/SDL_systimer.c | 95 ++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 apps/plugins/sdl/src/timer/beos/SDL_systimer.c (limited to 'apps/plugins/sdl/src/timer/beos') diff --git a/apps/plugins/sdl/src/timer/beos/SDL_systimer.c b/apps/plugins/sdl/src/timer/beos/SDL_systimer.c new file mode 100644 index 0000000000..f4cf6c765e --- /dev/null +++ b/apps/plugins/sdl/src/timer/beos/SDL_systimer.c @@ -0,0 +1,95 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 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 + +#include "SDL_thread.h" +#include "SDL_timer.h" +#include "../SDL_timer_c.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); +} + +/* Data to handle a single periodic alarm */ +static int timer_alive = 0; +static SDL_Thread *timer = NULL; + +static int RunTimer(void *unused) +{ + while ( timer_alive ) { + if ( SDL_timer_running ) { + SDL_ThreadedTimerCheck(); + } + SDL_Delay(10); + } + return(0); +} + +/* This is only called if the event thread is not running */ +int SDL_SYS_TimerInit(void) +{ + timer_alive = 1; + timer = SDL_CreateThread(RunTimer, NULL); + if ( timer == NULL ) + return(-1); + return(SDL_SetTimerThreaded(1)); +} + +void SDL_SYS_TimerQuit(void) +{ + timer_alive = 0; + if ( timer ) { + SDL_WaitThread(timer, NULL); + timer = NULL; + } +} + +int SDL_SYS_StartTimer(void) +{ + SDL_SetError("Internal logic error: BeOS uses threaded timer"); + return(-1); +} + +void SDL_SYS_StopTimer(void) +{ + return; +} + +#endif /* SDL_TIMER_BEOS */ -- cgit v1.2.3