fceux/drivers/win/main.cpp

/* FCE Ultra - NES/Famicom Emulator
 *
 * Copyright notice for this file:
 *  Copyright (C) 2002 Xodnizel
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


#include "common.h"

// I like hacks.
#define uint8 __UNO492032
#include <winsock.h>
#include <ddraw.h>
#undef LPCWAVEFORMATEX
#include <dsound.h>
#include <dinput.h>
//#include <dir.h> //mbg merge 7/17/06 removed
#include <commctrl.h>
#include <shlobj.h>     // For directories configuration dialog.
#undef uint8

#include "../../types.h"
#include "../../fceu.h"
#include "../../state.h"
#include "ppuview.h"
#include "debugger.h"
#include "input.h"
#include "netplay.h"
#include "joystick.h"
#include "keyboard.h"
#include "cheat.h"
#include "debug.h"
#include "ppuview.h"
#include "ntview.h"
#include "memview.h"
#include "tracer.h"
#include "cdlogger.h"

//#include "memwatch.h" //mbg merge 7/19/06 removed-memwatch is gone
#include "basicbot.h"

#define VNSCLIP  ((eoptions&EO_CLIPSIDES)?8:0)
#define VNSWID   ((eoptions&EO_CLIPSIDES)?240:256)

uint8 *xbsave=NULL;
int eoptions=EO_BGRUN | EO_FORCEISCALE;

void ResetVideo(void);
void ShowCursorAbs(int w);
void HideFWindow(int h);
void FixWXY(int pref);
int SetMainWindowStuff(void);
int GetClientAbsRect(LPRECT lpRect);
void UpdateFCEUWindow(void);


HWND hAppWnd=0;
HINSTANCE fceu_hInstance;

HRESULT  ddrval;

FCEUGI *GI=0;

// cheats, misc, nonvol, states, snaps, ..., base
static char *DOvers[6]={0,0,0,0,0,0};
static char *defaultds[5]={"cheats","sav","fcs","snaps","movie"};

static char TempArray[2048];
static char BaseDirectory[2048];

void SetDirs(void)
{
 int x;
 static int jlist[6]=
  {FCEUIOD_CHEATS,FCEUIOD_MISC,FCEUIOD_NV,FCEUIOD_STATE,FCEUIOD_SNAPS, FCEUIOD__COUNT};

 FCEUI_SetSnapName(eoptions&EO_SNAPNAME);

 for(x=0;x<6;x++)
 {
  FCEUI_SetDirOverride(jlist[x], DOvers[x]);  
 }
 if(DOvers[5])
  FCEUI_SetBaseDirectory(DOvers[5]);
 else
  FCEUI_SetBaseDirectory(BaseDirectory);
}
/* Remove empty, unused directories. */
void RemoveDirs(void)
{
 int x;

 for(x=0;x<5;x++)
  if(!DOvers[x])
  {
   sprintf(TempArray,"%s\\%s",DOvers[5]?DOvers[5]:BaseDirectory,defaultds[x]);
   RemoveDirectory(TempArray);
  }
}

void CreateDirs(void)
{
 int x;

 for(x=0;x<5;x++)
  if(!DOvers[x])
  {
   sprintf(TempArray,"%s\\%s",DOvers[5]?DOvers[5]:BaseDirectory,defaultds[x]);
   CreateDirectory(TempArray,0);
  }
}

static char *gfsdir=0;
void GetBaseDirectory(void)
{
 int x;
 BaseDirectory[0]=0;
 GetModuleFileName(0,(LPTSTR)BaseDirectory,2047);

 for(x=strlen(BaseDirectory);x>=0;x--)
 {
  if(BaseDirectory[x]=='\\' || BaseDirectory[x]=='/')
   {BaseDirectory[x]=0;break;}
 }
}

static int exiting=0;
static volatile int moocow = 0;
int BlockingCheck(void)
{
  MSG msg;
  moocow = 1;
  while( PeekMessage( &msg, 0, 0, 0, PM_NOREMOVE ) ) {
     if( GetMessage( &msg, 0,  0, 0)>0 )
     {
     TranslateMessage(&msg);
     DispatchMessage(&msg);
     }
   }
 moocow = 0;
 if(exiting) return(0);
 return(1);
}

/* Some timing-related variables (now ignored). */
static int maxconbskip = 32;             /* Maximum consecutive blit skips. */
static int ffbskip = 32;              /* Blit skips per blit when FF-ing */

static int moviereadonly=1;

static int fullscreen=0;
static int soundflush=0;
static int genie=0;
static int palyo=0;
static int status_icon=1;
static int windowedfailed;
static double saspectw=1, saspecth=1;
static double winsizemulx=1, winsizemuly=1;
static int winwidth,winheight;
static int ismaximized = 0;

static volatile int nofocus=0;
//static volatile int userpause=0; //mbg merge 7/18/06 removed. this has been replaced with FCEU_EmulationPaused stuff
static volatile int _userpause=0; //mbg merge 7/18/06 changed tasbuild was using this only in a couple of places

#define SO_FORCE8BIT  1
#define SO_SECONDARY  2
#define SO_GFOCUS     4
#define SO_D16VOL     8
#define SO_MUTEFA     16
#define SO_OLDUP      32

#define GOO_DISABLESS   1       /* Disable screen saver when game is loaded. */
#define GOO_CONFIRMEXIT 2       /* Confirmation before exiting. */
#define GOO_POWERRESET  4       /* Confirm on power/reset. */

static uint32 goptions = GOO_DISABLESS;

static int soundrate=44100;
static int soundbuftime=50;
/*static*/ int soundoptions=SO_SECONDARY|SO_GFOCUS;
static int soundvolume=100;
static int soundquality=0;
extern int autoHoldKey, autoHoldClearKey;
extern int frame_display, input_display;

//mbg merge 7/17/06 did these have to be unsigned?
static int srendline,erendline;
static int srendlinen=8;
static int erendlinen=231;
static int srendlinep=0;
static int erendlinep=239;
static int totallines;

static void FixFL(void)
{
 FCEUI_GetCurrentVidSystem(&srendline,&erendline);
 totallines=erendline-srendline+1;
}

static void UpdateRendBounds(void)
{ 
 FCEUI_SetRenderedLines(srendlinen,erendlinen,srendlinep,erendlinep);
 FixFL(); 
}

static uint8 cpalette[192];
static int vmod = 0;
int soundo=1;
static int ntsccol=0,ntsctint,ntschue;

void FCEUD_PrintError(char *s)
{
 AddLogText(s,1);
 if(fullscreen) ShowCursorAbs(1);
 MessageBox(0,s,"FCE Ultra Error",MB_ICONERROR|MB_OK|MB_SETFOREGROUND|MB_TOPMOST);
 if(fullscreen)ShowCursorAbs(0);
}


//---------------------------
//mbg merge 6/29/06 - new aboutbox

#ifdef _M_X64
  #define _MSVC_ARCH "x64"
#else
  #define _MSVC_ARCH "x86"
#endif
#ifdef _DEBUG
 #define _MSVC_BUILD "debug"
#else 
 #define _MSVC_BUILD "release"
#endif
#define __COMPILER__STRING__ "msvc " _Py_STRINGIZE(_MSC_VER) " " _MSVC_ARCH " " _MSVC_BUILD
#define _Py_STRINGIZE(X) _Py_STRINGIZE1((X))
#define _Py_STRINGIZE1(X) _Py_STRINGIZE2 ## X
#define _Py_STRINGIZE2(X) #X
//re: http://72.14.203.104/search?q=cache:HG-okth5NGkJ:mail.python.org/pipermail/python-checkins/2002-November/030704.html+_msc_ver+compiler+version+string&hl=en&gl=us&ct=clnk&cd=5

char *FCEUD_GetCompilerString() {
	return 	__COMPILER__STRING__;
}

void ShowAboutBox(void)
{
 MessageBox(hAppWnd,FCEUI_GetAboutString(),FCEU_NAME,MB_OK);
}

//mbg 6/30/06 - indicates that the main loop should close the game as soon as it can
int closeGame = 0;

void DoFCEUExit(void)
{
 /* Wolfenstein 3D had cute exit messages. */
 char *emsg[4]={"Are you sure you want to leave?  I'll become lonely!",
                "If you exit, I'll... EAT YOUR MOUSE.",
                "You can never really exit, you know.",
                "E-x-i-t?"
               };

 KillDebugger(); //mbg merge 7/19/06 added

 if(exiting)    /* Eh, oops.  I'll need to try to fix this later. */
  return;

 StopSound();
 if(goptions & GOO_CONFIRMEXIT)
  if(IDYES != MessageBox(hAppWnd,emsg[rand()&3],"Exit FCE Ultra?",MB_ICONQUESTION|MB_YESNO))
   return;

 FCEUI_StopMovie();
 FCEUD_AviStop();

 exiting=1;
 closeGame = 1;//mbg 6/30/06 - for housekeeping purposes we need to exit after the emulation cycle finishes
}

void DoPriority(void)
{
 if(eoptions&EO_HIGHPRIO)
 {
  if(!SetThreadPriority(GetCurrentThread(),THREAD_PRIORITY_HIGHEST))
  {
   AddLogText("Error setting thread priority to THREAD_PRIORITY_HIGHEST.",1);
  }
 }
 else
  if(!SetThreadPriority(GetCurrentThread(),THREAD_PRIORITY_NORMAL))
  {
   AddLogText("Error setting thread priority to THREAD_PRIORITY_NORMAL.",1);
  }
}

static int changerecursive=0;

#include "throttle.cpp"

#include "sound.cpp"
#include "video.cpp"
#include "window.cpp"
#include "config.cpp"
#include "args.cpp"

int DriverInitialize(void)
{
  if(soundo)
   soundo=InitSound();

  SetVideoMode(fullscreen);
  InitInputStuff();             /* Initialize DInput interfaces. */
  return 1;
}

static void DriverKill(void)
{ 
 sprintf(TempArray,"%s/fceu98.cfg",BaseDirectory);
 SaveConfig(TempArray);
 DestroyInput();
 ResetVideo();
 if(soundo) TrashSound();
 CloseWave();
 ByebyeWindow();
}

void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count);

void ApplyDefaultCommandMapping(void);


//mbg merge 7/18/06 - the function that contains the code that used to just be UpdateMemWatch()
void _updateMemWatch() {
	//UpdateMemWatch()
	//but soon we will do more!
}

#ifdef _USE_SHARED_MEMORY_
HANDLE mapGameMemBlock;
HANDLE mapRAM;
HANDLE mapBotInput;
uint32 *BotInput;
void win_AllocBuffers(uint8 **GameMemBlock, uint8 **RAM) {

	mapGameMemBlock = CreateFileMapping((HANDLE)0xFFFFFFFF,NULL,PAGE_READWRITE, 0, 131072,"fceu.GameMemBlock");
	if(mapGameMemBlock == NULL || GetLastError() == ERROR_ALREADY_EXISTS)
	{
		//mbg 7/38/06 - is this the proper error handling?
		//do we need to indicate to user somehow that this failed in this emu instance?
		CloseHandle(mapGameMemBlock);
		mapGameMemBlock = NULL;
		*GameMemBlock = (uint8 *) malloc(131072);
		*RAM = (uint8 *) malloc(2048);
	}
	else
	{
		*GameMemBlock    = (uint8 *)MapViewOfFile(mapGameMemBlock, FILE_MAP_WRITE, 0, 0, 0);

		// set up shared memory mappings
		mapRAM          = CreateFileMapping((HANDLE)0xFFFFFFFF,NULL,PAGE_READWRITE, 0, 0x800,"fceu.RAM");
		*RAM             = (uint8 *)MapViewOfFile(mapRAM, FILE_MAP_WRITE, 0, 0, 0);
	}

	// Give RAM pointer to state structure
	//mbg 7/28/06 - wtf?
	extern SFORMAT SFCPU[];
	SFCPU[6].v = *RAM;

	//Bot input
	mapBotInput = CreateFileMapping((HANDLE)0xFFFFFFFF,NULL,PAGE_READWRITE,0, 4096, "fceu.BotInput");
	BotInput = (uint32 *) MapViewOfFile(mapBotInput, FILE_MAP_WRITE, 0, 0, 0);
	BotInput[0] = 0;
}

void win_FreeBuffers(uint8 *GameMemBlock, uint8 *RAM) {
	//clean up shared memory 
	if(mapRAM)
	{
		UnmapViewOfFile(mapRAM);
		CloseHandle(mapRAM);
		RAM = NULL;
	}
	else
	{
		free(RAM);
		RAM = NULL;
	}
	if(mapGameMemBlock)
	{
		UnmapViewOfFile(mapGameMemBlock);
		CloseHandle(mapGameMemBlock);
		GameMemBlock = NULL;
	}
	else
	{
		free(GameMemBlock);
		GameMemBlock = NULL;
	}

	UnmapViewOfFile(mapBotInput);
	CloseHandle(mapBotInput);
	BotInput = NULL;
}
#endif

int main(int argc,char *argv[])
{
	char *t;

	if(timeBeginPeriod(1)!=TIMERR_NOERROR)
	{
	AddLogText("Error setting timer granularity to 1ms.",1);
	}

	InitCommonControls();

	if(!FCEUI_Initialize())
		goto doexito;

	ApplyDefaultCommandMapping();

	srand(GetTickCount());        // rand() is used for some GUI sillyness.

	fceu_hInstance=GetModuleHandle(0);

	GetBaseDirectory();

	sprintf(TempArray,"%s\\fceu98.cfg",BaseDirectory);
	LoadConfig(TempArray);

	t=ParseArgies(argc,argv);
	/* Bleh, need to find a better place for this. */
	{
        palyo&=1;
        FCEUI_SetVidSystem(palyo);
        genie&=1;
        FCEUI_SetGameGenie(genie);
        fullscreen&=1;
        soundo&=1;
        FCEUI_SetSoundVolume(soundvolume);
		FCEUI_SetSoundQuality(soundquality);
	}
	ParseGIInput(NULL);      /* Since a game doesn't have to be
                     loaded before the GUI can be used, make
                     sure the temporary input type variables
                     are set.
                  */
	CreateDirs();
	SetDirs();

	DoVideoConfigFix();
	DoTimingConfigFix();

	if(eoptions&EO_CPALETTE)
		FCEUI_SetPaletteArray(cpalette);

	if(!t) fullscreen=0;

	CreateMainWindow();

	if(!InitDInput())
		goto doexito;

	if(!DriverInitialize())
		goto doexito;
 
	InitSpeedThrottle();
	UpdateMenu();

	if(t)
		ALoad(t);
	else if(eoptions&EO_FOAFTERSTART)
		LoadNewGamey(hAppWnd, 0);

doloopy:
	UpdateFCEUWindow();  
	if(GI)
	{
		while(GI)
		{
	        uint8 *gfx=0;
			int32 *sound=0;
			int32 ssize=0;

			#ifdef _USE_SHARED_MEMORY_
			UpdateBasicBot();
			#endif
			FCEU_UpdateBot();

			FCEUI_Emulate(&gfx, &sound, &ssize, 0);
			xbsave = gfx;
			FCEUD_Update(gfx, sound, ssize);

			 //mbg 6/30/06 - close game if we were commanded to by calls nested in FCEUI_Emulate()
			 if(closeGame)
			 {
				FCEUI_CloseGame();
				GI = 0;
			 }

			

			//mbg merge 7/19/06 
			//--------this code was added by tasbuild
			//it catches a paused condition and 
			/*static int stopCount=0;
			if(FCEUI_EmulationPaused() & 1)
			{
				if(stopCount==0)
					_updateMemWatch();

				stopCount++;
				if(stopCount > 8)
				{
					StopSound();
					stopCount = 0;
				}

				//if in bot mode, don't idle.  eat the CPU up :)
				//mbg - why should we do this? does bot mode set the paused flag? that doesnt seem right...
				if(!FCEU_BotMode())
				{
					int notAlternateThrottle = !(soundoptions&SO_OLDUP) && soundo && ((NoWaiting&1)?(256*16):fps_scale) >= 64;
					if(notAlternateThrottle)
						Sleep(5); // HACK to fix 100% CPU usage that happens sporadically when paused in background - also, this affects the repeat rate of frame advance and its sound quality
					else
						Sleep(1); // lesser, so frame advance repeat doesn't take too long with the alternate throttling
				}
				else if(stopCount == 1)
				{
					Sleep(0);
				}
			}
			else
			{
				//_updateMemWatch();
				stopCount=0;
			}*/
			//-----------------------------------
		}
		xbsave = NULL;
		RedrawWindow(hAppWnd,0,0,RDW_ERASE|RDW_INVALIDATE);
		StopSound();
	}
	Sleep(50);
	if(!exiting)
		goto doloopy;

	doexito:
	DriverKill();
	timeEndPeriod(1);
	FCEUI_Kill();
	return(0);
}

//mbg merge 7/19/06 - the function that contains the code that used to just be UpdateFCEUWindow() and FCEUD_UpdateInput()
void _updateWindow() {
	UpdateFCEUWindow();
	FCEUD_UpdateInput();
	PPUViewDoBlit();
	UpdateMemoryView(0);
	UpdateCDLogger();
	UpdateLogWindow();
	NTViewDoBlit(0);
}

//void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count)
//{
//	static int skipcount = 0;
//	int temp_fps_scale=(NoWaiting&1)?(256*16):fps_scale;
//	int maxskip = (temp_fps_scale<=256) ? 0 : temp_fps_scale>>8;
//
//	int ocount = Count;
//	// apply frame scaling to Count
//	Count = (Count<<8)/temp_fps_scale;
//
//	//Disable sound and throttling for BotMode--we want max speed!
//	if(FCEU_BotMode())
//	{
//		if(XBuf && (skipcount >= 64))
//		{
//			skipcount = 0;
//			FCEUD_BlitScreen(XBuf);
//		}
//		else
//		{
//			skipcount++;
//		}
//		UpdateFCEUWindow();
//		FCEUD_UpdateInput();
//		return;
//	}
//
//	if(!(soundoptions&SO_OLDUP) && soundo && temp_fps_scale >= 64)
//	{
//		// sounds better with FPS scaling, and is much less code than the other version...
//
//		int32 writeSize = GetWriteSound();
//		int32 writeCount = Count;
///*
//		// prevents delay when exiting fast-forward
//		if((NoWaiting&1) && writeCount>writeSize)
//			writeCount=writeSize;
//*/
//
//		if(Buffer && (writeCount))
//			FCEUD_WriteSoundData(Buffer,temp_fps_scale,MAX(writeSize,writeCount));
//
//		if(XBuf && (skipcount >= maxskip))
//		{
//			skipcount = 0;
//			FCEUD_BlitScreen(XBuf);
//			_updateMemWatch();
//		}
//		else
//			skipcount++;
//
//		_updateWindow();
//	}
//	else
//	{
//		// I don't understand this code, so I kept it around as an option ("old sound update")
//		// in case it's doing something clever and necessary that I can't fathom
//		// (oops, also it seems to be important for speeds <25% so it's always used then)
//
//		const int soundScale = !(soundoptions&SO_OLDUP) ? temp_fps_scale : 256;
//
//		if(Count)
//		{
//			int32 can=GetWriteSound();
//			static int uflow=0;
//			int32 tmpcan;
//			extern int FCEUDnetplay;
//
//			// don't underflow when scaling fps
//			if(can >= GetMaxSound() && fps_scale<=256) uflow=1;	// Go into massive underflow mode. 
//
//			if(can > Count) can=Count;
//			else uflow=0;
//
//			FCEUD_WriteSoundData(Buffer,soundScale,can);
//
//			tmpcan = GetWriteSound();
//			// don't underflow when scaling fps
//			if(fps_scale>256 || ((tmpcan < Count*0.90) && !uflow) || (skipcount >= maxskip))
//			{
//				if(XBuf && (skipcount >= maxskip))
//				{
//					skipcount = 0;
//					FCEUD_BlitScreen(XBuf);
//					_updateMemWatch();
//				}
//				else
//				{
//					skipcount++;
//					//FCEU_printf("Skipped0");
//					//	FCEU_PrintError("Skipped0");
//				}
//				Buffer+=can;
//				Count-=can;
//				if(Count)
//				{
//					if(NoWaiting)
//					{
//						can=GetWriteSound(); 
//						if(Count>can) Count=can;
//						FCEUD_WriteSoundData(Buffer,soundScale,Count);
//					}
//					else
//					{
//						int cnum=0;
//						extern int silencer;
//						while(Count>0)
//						{
//							FCEUD_WriteSoundData(Buffer,soundScale,(Count<ocount) ? Count : ocount);
//							if(!(soundoptions&SO_OLDUP))
//							{
//								cnum++;
//								if(cnum>2)
//									silencer=1;
//							}
//							Count -= ocount;
//							// prevent long updates from interfering with gui responsiveness:
//
//							//mbg merge 7/19/06 
//							//UpdateFCEUWindow();
//							//FCEUD_UpdateInput();
//							_updateWindow();
//						}
//						silencer=0;
//					}
//				}
//			}
//			else
//			{
//				skipcount++;
//				//FCEU_printf("Skipped");
//#ifdef NETWORK
//				if(!NoWaiting && FCEUDnetplay && (uflow || tmpcan >= (Count * 0.90)))
//				{
//					if(Count > tmpcan) Count=tmpcan;
//					while(tmpcan > 0)
//					{
//						//printf("Overwrite: %d\n", (Count <= tmpcan)?Count : tmpcan);
//						FCEUD_WriteSoundData(Buffer,soundScale,(Count <= tmpcan)?Count : tmpcan);
//						tmpcan -= Count;
//					}
//				}
//#endif
//			}
//		}
//		else
//		{
//			/* This complex statement deserves some explanation.
//			Make sure this special speed throttling hasn't been disabled by the user
//			first. Second, we don't want to throttle the speed if the fast-forward
//			button is pressed down(or during certain network play conditions).
//
//			Now, if we're at this point, we'll throttle speed if sound is disabled.
//			Otherwise, it gets a bit more complicated.  We'll throttle speed if focus
//			to FCE Ultra has been lost and we're writing to the primary sound buffer
//			because our sound code won't block.  Blocking does seem to work when
//			writing to a secondary buffer, so we won't throttle when a secondary
//			buffer is used.
//			*/
//
//			//doagain: //mbg merge 6/30/06
//
//			int skipthis = 0;
//
//			if(!(eoptions&EO_NOTHROTTLE) || fps_scale != 256)
//				if(!NoWaiting)
//					if(!soundo || (soundo && nofocus && !(soundoptions&SO_SECONDARY)) || FCEUI_EmulationPaused() )
//						skipthis = SpeedThrottle();
//
//			if(XBuf)
//			{
//				if((!skipthis && !NoWaiting) || (skipcount >= maxskip))
//				{
//					FCEUD_BlitScreen(XBuf);
//					_updateMemWatch();
//					skipcount = 0;
//				}
//				else
//				{
//					skipcount++;
//				}
//			}
//
//			//mbg merge 7/19/06 - since tasbuild we have code in main that attempts to do stuff like this
//		    //mbg merge 6/30/06
//			//if(FCEUI_EmulationPaused())
//			//{
//			//	StopSound();
//			//	Sleep(50);
//			//	BlockingCheck();
//			//	goto doagain;
//			//}
//		}
//
//		//mbg merge 7/19/06 
//		//UpdateFCEUWindow();
//		//FCEUD_UpdateInput();
//		_updateWindow();
//
//	} // end of !(old sound code) block
//}

void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count)
{
	static int skipcount = 0;
	int temp_fps_scale=(NoWaiting&1)?(256*16):fps_scale;
	int maxskip = (temp_fps_scale<=256) ? 0 : temp_fps_scale>>8;

	int ocount = Count;
	// apply frame scaling to Count
	Count = (Count<<8)/temp_fps_scale;

	//mbg merge 7/19/06 - leaving this untouched but untested
	//Disable sound and throttling for BotMode--we want max speed!
	if(FCEU_BotMode())
	{
		if(XBuf && (skipcount >= 64))
		{
			skipcount = 0;
			FCEUD_BlitScreen(XBuf);
		}
		else
		{
			skipcount++;
		}
		UpdateFCEUWindow();
		FCEUD_UpdateInput();
		return;
	}

	//mbg naive code
	if(soundo && Buffer && Count) {
		int32 writeSize = GetWriteSound();
		int32 writeCount = Count;
		FCEUD_WriteSoundData(Buffer,temp_fps_scale,MAX(writeSize,writeCount));
	}

	if(XBuf)
		FCEUD_BlitScreen(XBuf);
	_updateWindow();

	//delay until we unpause
	while(FCEUI_EmulationPaused())
	{
		Sleep(50);
		BlockingCheck();
	}
	

//	if(soundo) //&& temp_fps_scale >= 64
//	{
//		// sounds better with FPS scaling, and is much less code than the other version...
//
//		int32 writeSize = GetWriteSound();
//		int32 writeCount = Count;
///*
//		// prevents delay when exiting fast-forward
//		if((NoWaiting&1) && writeCount>writeSize)
//			writeCount=writeSize;
//*/
//
//		if(Buffer && (writeCount))
//			FCEUD_WriteSoundData(Buffer,temp_fps_scale,MAX(writeSize,writeCount));
//
//		if(XBuf && (skipcount >= maxskip))
//		{
//			skipcount = 0;
//			FCEUD_BlitScreen(XBuf);
//			_updateMemWatch();
//		}
//		else
//			skipcount++;
//
//		_updateWindow();
//	}
	
//#ifdef NETWORK
//				if(!NoWaiting && FCEUDnetplay && (uflow || tmpcan >= (Count * 0.90)))
//				{
//					if(Count > tmpcan) Count=tmpcan;
//					while(tmpcan > 0)
//					{
//						//printf("Overwrite: %d\n", (Count <= tmpcan)?Count : tmpcan);
//						FCEUD_WriteSoundData(Buffer,soundScale,(Count <= tmpcan)?Count : tmpcan);
//						tmpcan -= Count;
//					}
//				}
//#endif
	//	{
	//		/* This complex statement deserves some explanation.
	//		Make sure this special speed throttling hasn't been disabled by the user
	//		first. Second, we don't want to throttle the speed if the fast-forward
	//		button is pressed down(or during certain network play conditions).

	//		Now, if we're at this point, we'll throttle speed if sound is disabled.
	//		Otherwise, it gets a bit more complicated.  We'll throttle speed if focus
	//		to FCE Ultra has been lost and we're writing to the primary sound buffer
	//		because our sound code won't block.  Blocking does seem to work when
	//		writing to a secondary buffer, so we won't throttle when a secondary
	//		buffer is used.
	//		*/

	//		//doagain: //mbg merge 6/30/06

	//		int skipthis = 0;

	//		if(!(eoptions&EO_NOTHROTTLE) || fps_scale != 256)
	//			if(!NoWaiting)
	//				if(!soundo || (soundo && nofocus && !(soundoptions&SO_SECONDARY)) || FCEUI_EmulationPaused() )
	//					skipthis = SpeedThrottle();

	//		if(XBuf)
	//		{
	//			if((!skipthis && !NoWaiting) || (skipcount >= maxskip))
	//			{
	//				FCEUD_BlitScreen(XBuf);
	//				_updateMemWatch();
	//				skipcount = 0;
	//			}
	//			else
	//			{
	//				skipcount++;
	//			}
	//		}

	//		//mbg merge 7/19/06 - since tasbuild we have code in main that attempts to do stuff like this
	//	    //mbg merge 6/30/06
	//		//if(FCEUI_EmulationPaused())
	//		//{
	//		//	StopSound();
	//		//	Sleep(50);
	//		//	BlockingCheck();
	//		//	goto doagain;
	//		//}
	//	}

	//	//mbg merge 7/19/06 
	//	//UpdateFCEUWindow();
	//	//FCEUD_UpdateInput();
	//	_updateWindow();

	//} // end of !(old sound code) block
}


/*
void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count)
{
 FCEUD_BlitScreen(XBuf);
 if(Count && soundo)
  FCEUD_WriteSoundData(Buffer,Count);
 FCEUD_UpdateInput();
}
*/

static void FCEUD_MakePathDirs(const char *fname)
{
	char path[MAX_PATH];
	const char* div=fname;
	do {
		const char* fptr=strchr(div,'\\');
		if(!fptr) fptr=strchr(div,'/');
		if(!fptr) break;
		int off=fptr-fname;
		strncpy(path,fname,off);
		path[off]='\0';
		mkdir(path);
		div=fptr+1;
		while(div[0]=='\\'||div[0]=='/') div++;
	} while(1);
}

FILE *FCEUD_UTF8fopen(const char *n, const char *m)
{
  if(strchr(m,'w')||strchr(m,'+'))
	  FCEUD_MakePathDirs(n);

  return(fopen(n,m));
}

int FCEUD_ShowStatusIcon(void)
{
	return status_icon;
}

void FCEUD_ToggleStatusIcon(void)
{
	status_icon=!status_icon;
	UpdateMenu();
}