X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=macosx%2FEmuThread.m;fp=macosx%2FEmuThread.m;h=0000000000000000000000000000000000000000;hp=941d77dacb799559d2234d30aa59f2f6aa4fa3a7;hb=aa1fc44b4532dc68be2482730a275f8a3ba8a039;hpb=ef79bbde537d6b9c745a7d86cb9df1d04c35590d diff --git a/macosx/EmuThread.m b/macosx/EmuThread.m deleted file mode 100644 index 941d77da..00000000 --- a/macosx/EmuThread.m +++ /dev/null @@ -1,398 +0,0 @@ -// -// EmuThread.m -// Pcsx -// -// Created by Gil Pedersen on Sun Sep 21 2003. -// Copyright (c) 2003 __MyCompanyName__. All rights reserved. -// - -#import -#import -#include -#include -#import "EmuThread.h" -#include "psxcommon.h" -#include "plugins.h" -#include "misc.h" - -EmuThread *emuThread; -NSString *defrostPath = nil; -static int safeEvent; -static int paused; -static int runbios; - -static pthread_cond_t eventCond; -static pthread_mutex_t eventMutex; - -#define EMUEVENT_NONE 0 -#define EMUEVENT_PAUSE (1<<0) -#define EMUEVENT_RESET (1<<1) -#define EMUEVENT_STOP (1<<2) - -@implementation EmuThread - -- (void)EmuThreadRun:(id)anObject -{ - pool = [[NSAutoreleasePool alloc] init]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowDidClose:) - name:@"emuWindowDidClose" object:nil]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowWantPause:) - name:@"emuWindowWantPause" object:nil]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowWantResume:) - name:@"emuWindowWantResume" object:nil]; - - // we shouldn't change the priority, since we might depend on subthreads - //[NSThread setThreadPriority:1.0-((1.0-[NSThread threadPriority])/4.0)]; - - // Do processing here - if (OpenPlugins() == -1) - goto done; - - setjmp(restartJmp); - - EmuReset(); - - int res = CheckCdrom(); - if (res == -1) { - ClosePlugins(); - SysMessage(_("Could not check CD-ROM!\n")); - goto done; - } - - LoadCdrom(); - - if (defrostPath) { - LoadState([defrostPath fileSystemRepresentation]); - [defrostPath release]; defrostPath = nil; - } - - psxCpu->Execute(); - -done: - [pool release]; pool = nil; - emuThread = nil; - - return; -} - -- (void)EmuThreadRunBios:(id)anObject -{ - pool = [[NSAutoreleasePool alloc] init]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowDidClose:) - name:@"emuWindowDidClose" object:nil]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowWantPause:) - name:@"emuWindowWantPause" object:nil]; - - [[NSNotificationCenter defaultCenter] addObserver:self - selector:@selector(emuWindowWantResume:) - name:@"emuWindowWantResume" object:nil]; - - // we shouldn't change the priority, since we might depend on subthreads - //[NSThread setThreadPriority:1.0-((1.0-[NSThread threadPriority])/4.0)]; - - // Do processing here - if (OpenPlugins() == -1) - goto done; - - EmuReset(); - - psxCpu->Execute(); - -done: - [pool release]; pool = nil; - emuThread = nil; - - return; -} - -- (void)dealloc -{ - // remove all registered observers - [[NSNotificationCenter defaultCenter] removeObserver:self name:nil object:nil]; - - if (pool) - [pool release]; - - [super dealloc]; -} - -- (void)emuWindowDidClose:(NSNotification *)aNotification -{ - [EmuThread stop]; -} - -- (void)emuWindowWantPause:(NSNotification *)aNotification -{ - wasPaused = [EmuThread pause]; -} - -- (void)emuWindowWantResume:(NSNotification *)aNotification -{ - if (!wasPaused) { - [EmuThread resume]; - } - wasPaused = NO; -} - -/* called periodically from the emulation thread */ -- (void)handleEvents -{ - /* only do a trylock here, since we're not interested in blocking, - and we can just handle events next time round */ - if (pthread_mutex_trylock(&eventMutex) == 0) { - while (safeEvent) { - if (safeEvent & EMUEVENT_STOP) { - /* signify that the emulation has stopped */ - [emuThread autorelease]; - emuThread = nil; - paused = NO; - - /* better unlock the mutex before killing ourself */ - pthread_mutex_unlock(&eventMutex); - - ClosePlugins(); - SysClose(); - - //[[NSThread currentThread] autorelease]; - [NSThread exit]; - return; - } - - if (safeEvent & EMUEVENT_RESET) { -#if 0 - /* signify that the emulation has stopped */ - [emuThread autorelease]; - emuThread = nil; - - /* better unlock the mutex before killing ourself */ - pthread_mutex_unlock(&eventMutex); - - ClosePlugins(); - - // start a new emulation thread - [EmuThread run]; - - //[[NSThread currentThread] autorelease]; - [NSThread exit]; - return; -#else - safeEvent &= ~EMUEVENT_RESET; - pthread_mutex_unlock(&eventMutex); - - longjmp(restartJmp, 0); -#endif - } - - if (safeEvent & EMUEVENT_PAUSE) { - paused = 2; - /* wait until we're signalled */ - pthread_cond_wait(&eventCond, &eventMutex); - } - } - pthread_mutex_unlock(&eventMutex); - } -} - -+ (void)run -{ - int err; - - if (emuThread) { - [EmuThread resume]; - return; - } - - if (pthread_mutex_lock(&eventMutex) != 0) { - err = pthread_cond_init(&eventCond, NULL); - if (err) return; - - err = pthread_mutex_init(&eventMutex, NULL); - if (err) return; - - pthread_mutex_lock(&eventMutex); - } - - safeEvent = EMUEVENT_NONE; - paused = NO; - runbios = NO; - - if (SysInit() != 0) { - pthread_mutex_unlock(&eventMutex); - return; - } - - emuThread = [[EmuThread alloc] init]; - - [NSThread detachNewThreadSelector:@selector(EmuThreadRun:) - toTarget:emuThread withObject:nil]; - - pthread_mutex_unlock(&eventMutex); -} - -+ (void)runBios -{ - int err; - - if (emuThread) { - [EmuThread resume]; - return; - } - - if (pthread_mutex_lock(&eventMutex) != 0) { - err = pthread_cond_init(&eventCond, NULL); - if (err) return; - - err = pthread_mutex_init(&eventMutex, NULL); - if (err) return; - - pthread_mutex_lock(&eventMutex); - } - - safeEvent = EMUEVENT_NONE; - paused = NO; - runbios = YES; - - if (SysInit() != 0) { - pthread_mutex_unlock(&eventMutex); - return; - } - - emuThread = [[EmuThread alloc] init]; - - [NSThread detachNewThreadSelector:@selector(EmuThreadRunBios:) - toTarget:emuThread withObject:nil]; - - pthread_mutex_unlock(&eventMutex); -} - -+ (void)stop -{ - pthread_mutex_lock(&eventMutex); - safeEvent = EMUEVENT_STOP; - pthread_mutex_unlock(&eventMutex); - - // wake it if it's sleeping - pthread_cond_broadcast(&eventCond); -} - -+ (BOOL)pause -{ - if (paused || ![EmuThread active]) - return YES; - - pthread_mutex_lock(&eventMutex); - safeEvent |= EMUEVENT_PAUSE; - paused = 1; - pthread_mutex_unlock(&eventMutex); - - pthread_cond_broadcast(&eventCond); - - return NO; -} - -+ (BOOL)pauseSafe -{ - if ((paused == 2) || ![EmuThread active]) - return YES; - - [EmuThread pause]; - while ([EmuThread isPaused] != 2) [NSThread sleepUntilDate:[[NSDate date] addTimeInterval:0.05]]; - - return NO; -} - -+ (void)resume -{ - if (!paused || ![EmuThread active]) - return; - - pthread_mutex_lock(&eventMutex); - - safeEvent &= ~EMUEVENT_PAUSE; - paused = NO; - pthread_mutex_unlock(&eventMutex); - - pthread_cond_broadcast(&eventCond); -} - -+ (void)reset -{ - pthread_mutex_lock(&eventMutex); - safeEvent = EMUEVENT_RESET; - pthread_mutex_unlock(&eventMutex); - - pthread_cond_broadcast(&eventCond); -} - -// must only be called from within the emulation thread!!! -+ (void)resetNow -{ - /* signify that the emulation has stopped */ - [emuThread autorelease]; - emuThread = nil; - - ClosePlugins(); - - // start a new emulation thread - [EmuThread run]; - - //[[NSThread currentThread] autorelease]; - [NSThread exit]; - return; -} - -+ (BOOL)isPaused -{ - return paused; -} - -+ (BOOL)isRunBios -{ - return runbios; -} - -+ (BOOL)active -{ - return emuThread ? YES : NO; -} - -+ (void)freezeAt:(NSString *)path which:(int)num -{ - BOOL emuWasPaused = [EmuThread pauseSafe]; - char Text[256]; - - GPU_freeze(2, (GPUFreeze_t *)&num); - int ret = SaveState([path fileSystemRepresentation]); - if (ret == 0) sprintf (Text, _("*PCSX*: Saved State %d"), num+1); - else sprintf (Text, _("*PCSX*: Error Saving State %d"), num+1); - GPU_displayText(Text); - - if (!emuWasPaused) { - [EmuThread resume]; - } -} - -+ (BOOL)defrostAt:(NSString *)path -{ - const char *cPath = [path fileSystemRepresentation]; - if (CheckState(cPath) != 0) - return NO; - - defrostPath = [path retain]; - [EmuThread reset]; - - GPU_displayText(_("*PCSX*: Loaded State")); - return YES; -} - -@end