Port of Duke Nukem 3D

This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL
for Rockbox.

Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9

1 files changed, 95 insertions, 0 deletions

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 <be/kernel/OS.h>
+
+#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 */