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snes9x/win32/win32.cpp

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/***********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
Jerremy Koot (jkoot@snes9x.com)
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
Kris Bleakley (codeviolation@hotmail.com)
(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
Nach (n-a-c-h@users.sourceforge.net),
(c) Copyright 2002 - 2011 zones (kasumitokoduck@yahoo.com)
(c) Copyright 2006 - 2007 nitsuja
(c) Copyright 2009 - 2011 BearOso,
OV2
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
Nach,
zsKnight (zsknight@zsnes.com)
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive (andreasnaive@gmail.com),
Gary Henderson,
Ivar (ivar@snes9x.com),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti (neviksti@hotmail.com)
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare (lord_nightmare@users.sourceforge.net),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault (pagefault@zsnes.com),
Kris Bleakley
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code used in 1.39-1.51
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
SPC7110 and RTC C++ emulator code used in 1.52+
(c) Copyright 2009 byuu,
neviksti
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001 - 2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound emulator code used in 1.5-1.51
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
Sound emulator code used in 1.52+
(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x, HQ3x, HQ4x filters
(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
NTSC filter
(c) Copyright 2006 - 2007 Shay Green
GTK+ GUI code
(c) Copyright 2004 - 2011 BearOso
Win32 GUI code
(c) Copyright 2003 - 2006 blip,
funkyass,
Matthew Kendora,
Nach,
nitsuja
(c) Copyright 2009 - 2011 OV2
Mac OS GUI code
(c) Copyright 1998 - 2001 John Stiles
(c) Copyright 2001 - 2011 zones
Specific ports contains the works of other authors. See headers in
individual files.
Snes9x homepage: http://www.snes9x.com/
Permission to use, copy, modify and/or distribute Snes9x in both binary
and source form, for non-commercial purposes, is hereby granted without
fee, providing that this license information and copyright notice appear
with all copies and any derived work.
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
***********************************************************************************/
#include "../snes9x.h"
#include "../memmap.h"
#include "../debug.h"
#include "../cpuexec.h"
#include "../ppu.h"
#include "../snapshot.h"
#include "../apu/apu.h"
#include "../display.h"
#include "../gfx.h"
#include "../movie.h"
#include "../netplay.h"
#include "wsnes9x.h"
#include "win32_sound.h"
#include "win32_display.h"
#include "render.h"
#include "AVIOutput.h"
#include "wlanguage.h"
#include <direct.h>
#include <io.h>
#include <math.h>
BYTE *ScreenBuf = NULL;
BYTE *ScreenBuffer = NULL;
struct SJoyState Joystick [16];
uint32 joypads [8];
bool8 do_frame_adjust=false;
// avi variables
static uint8* avi_buffer = NULL;
static uint8* avi_sound_buffer = NULL;
static int avi_sound_bytes_per_sample = 0;
static double avi_sound_samples_per_update = 0;
static double avi_sound_samples_error = 0;
static int avi_width = 0;
static int avi_height = 0;
static int avi_pitch = 0;
static int avi_image_size = 0;
static uint32 avi_skip_frames = 0;
static bool pre_avi_soundsync = true;
static uint32 pre_avi_soundinputrate = 32000;
void DoAVIOpen(const char* filename);
void DoAVIClose(int reason);
void S9xWinScanJoypads ();
typedef struct
{
uint8 red;
uint8 green;
uint8 blue;
} Colour;
void ConvertDepth (SSurface *src, SSurface *dst, RECT *);
static Colour FixedColours [256];
static uint8 palette [0x10000];
FILE *trace_fs = NULL;
int __fastcall Normalize (int cur, int min, int max)
{
int Result = 0;
if ((max - min) == 0)
return (Result);
Result = cur - min;
Result = (Result * 200) / (max - min);
Result -= 100;
return (Result);
}
void S9xTextMode( void)
{
}
void S9xGraphicsMode ()
{
}
void S9xExit( void)
{
SendMessage (GUI.hWnd, WM_COMMAND, ID_FILE_EXIT, 0);
}
const char *S9xGetFilename (const char *ex, enum s9x_getdirtype dirtype)
{
static char filename [PATH_MAX + 1];
char dir [_MAX_DIR + 1];
char drive [_MAX_DRIVE + 1];
char fname [_MAX_FNAME + 1];
char ext [_MAX_EXT + 1];
_splitpath (Memory.ROMFilename, drive, dir, fname, ext);
_snprintf(filename, sizeof(filename), "%s" SLASH_STR "%s%s",
S9xGetDirectory(dirtype), fname, ex);
return (filename);
}
#define IS_SLASH(x) ((x) == TEXT('\\') || (x) == TEXT('/'))
static TCHAR startDirectory [PATH_MAX];
static bool startDirectoryValid = false;
const TCHAR *S9xGetDirectoryT (enum s9x_getdirtype dirtype)
{
if(!startDirectoryValid)
{
// directory of the executable's location:
GetModuleFileName(NULL, startDirectory, PATH_MAX);
for(int i=lstrlen(startDirectory); i>=0; i--){
if(IS_SLASH(startDirectory[i])){
startDirectory[i]=TEXT('\0');
break;
}
}
startDirectoryValid = true;
}
SetCurrentDirectory(startDirectory); // makes sure relative paths are relative to the application's location
const TCHAR* rv = startDirectory;
switch(dirtype){
default:
case DEFAULT_DIR:
case HOME_DIR:
break;
case SCREENSHOT_DIR:
rv = GUI.ScreensDir;
break;
case ROM_DIR:
rv = GUI.RomDir;
break;
case SRAM_DIR:
rv = GUI.SRAMFileDir;
break;
case BIOS_DIR:
rv = GUI.BiosDir;
break;
case SPC_DIR:
rv = GUI.SPCDir;
break;
case IPS_DIR:
case CHEAT_DIR:
rv = GUI.PatchDir;
break;
case SNAPSHOT_DIR:
rv = GUI.FreezeFileDir;
break;
case ROMFILENAME_DIR: {
static TCHAR filename [PATH_MAX];
lstrcpy(filename, _tFromChar(Memory.ROMFilename));
if(!filename[0])
rv = GUI.RomDir;
for(int i=lstrlen(filename); i>=0; i--){
if(IS_SLASH(filename[i])){
filename[i]=TEXT('\0');
break;
}
}
rv = filename;
}
break;
}
_tmkdir(rv);
return rv;
}
const char *S9xGetDirectory (enum s9x_getdirtype dirtype)
{
static char path[PATH_MAX]={0};
strncpy(path,_tToChar(S9xGetDirectoryT(dirtype)),PATH_MAX-1);
return path;
}
const char *S9xGetFilenameInc (const char *e, enum s9x_getdirtype dirtype)
{
static char filename [PATH_MAX + 1];
char dir [_MAX_DIR + 1];
char drive [_MAX_DRIVE + 1];
char fname [_MAX_FNAME + 1];
char ext [_MAX_EXT + 1];
unsigned int i=0;
const char *d;
_splitpath (Memory.ROMFilename, drive, dir, fname, ext);
d=S9xGetDirectory(dirtype);
do {
_snprintf(filename, sizeof(filename), "%s\\%s%03d%s", d, fname, i, e);
i++;
} while(_taccess (_tFromChar(filename), 0) == 0 && i!=0);
return (filename);
}
bool8 S9xOpenSnapshotFile( const char *fname, bool8 read_only, STREAM *file)
{
char filename [_MAX_PATH + 1];
char drive [_MAX_DRIVE + 1];
char dir [_MAX_DIR + 1];
char fn [_MAX_FNAME + 1];
char ext [_MAX_EXT + 1];
_splitpath( fname, drive, dir, fn, ext);
_makepath( filename, drive, dir, fn, ext[0] == '\0' ? ".000" : ext);
if (read_only)
{
if ((*file = OPEN_STREAM (filename, "rb")))
return (TRUE);
}
else
{
if ((*file = OPEN_STREAM (filename, "wb")))
return (TRUE);
FILE *fs = fopen (filename, "rb");
if (fs)
{
sprintf (String, "Freeze file \"%s\" exists but is read only",
filename);
fclose (fs);
S9xMessage (S9X_ERROR, S9X_FREEZE_FILE_NOT_FOUND, String);
}
else
{
sprintf (String, "Cannot create freeze file \"%s\". Directory is read-only or does not exist.", filename);
S9xMessage (S9X_ERROR, S9X_FREEZE_FILE_NOT_FOUND, String);
}
}
return (FALSE);
}
void S9xCloseSnapshotFile( STREAM file)
{
CLOSE_STREAM (file);
}
void S9xMessage (int type, int, const char *str)
{
#ifdef DEBUGGER
static FILE *out = NULL;
if (out == NULL)
out = fopen ("out.txt", "w");
fprintf (out, "%s\n", str);
#endif
S9xSetInfoString (str);
// if we can't draw on the screen, messagebox it
// also send to stderr/stdout depending on message type
switch(type)
{
case S9X_INFO:
if(Settings.StopEmulation)
fprintf(stdout, "%s\n", str);
break;
case S9X_WARNING:
fprintf(stdout, "%s\n", str);
if(Settings.StopEmulation)
MessageBoxA(GUI.hWnd, str, "Warning", MB_OK | MB_ICONWARNING);
break;
case S9X_ERROR:
fprintf(stderr, "%s\n", str);
if(Settings.StopEmulation)
MessageBoxA(GUI.hWnd, str, "Error", MB_OK | MB_ICONERROR);
break;
case S9X_FATAL_ERROR:
fprintf(stderr, "%s\n", str);
if(Settings.StopEmulation)
MessageBoxA(GUI.hWnd, str, "Fatal Error", MB_OK | MB_ICONERROR);
break;
default:
fprintf(stdout, "%s\n", str);
break;
}
}
extern unsigned long START;
void S9xSyncSpeed( void)
{
#ifdef NETPLAY_SUPPORT
if (Settings.NetPlay)
{
#if defined (NP_DEBUG) && NP_DEBUG == 2
printf ("CLIENT: SyncSpeed @%d\n", timeGetTime () - START);
#endif
S9xWinScanJoypads ();
LONG prev;
BOOL success;
// Wait for heart beat from server
if ((success = ReleaseSemaphore (GUI.ClientSemaphore, 1, &prev)) &&
prev == 0)
{
// No heartbeats already arrived, have to wait for one.
// Mop up the ReleaseSemaphore test above...
WaitForSingleObject (GUI.ClientSemaphore, 0);
// ... and then wait for the real sync-signal from the
// client loop thread.
NetPlay.PendingWait4Sync = WaitForSingleObject (GUI.ClientSemaphore, 100) != WAIT_OBJECT_0;
#if defined (NP_DEBUG) && NP_DEBUG == 2
if (NetPlay.PendingWait4Sync)
printf ("CLIENT: PendingWait4Sync1 @%d\n", timeGetTime () - START);
#endif
IPPU.RenderThisFrame = TRUE;
IPPU.SkippedFrames = 0;
}
else
{
if (success)
{
// Once for the ReleaseSemaphore above...
WaitForSingleObject (GUI.ClientSemaphore, 0);
if (prev == 4 && NetPlay.Waiting4EmulationThread)
{
// Reached the lower behind count threshold - tell the
// server its safe to start sending sync pulses again.
NetPlay.Waiting4EmulationThread = FALSE;
S9xNPSendPause (FALSE);
}
#if defined (NP_DEBUG) && NP_DEBUG == 2
if (prev > 1)
{
printf ("CLIENT: SyncSpeed prev: %d @%d\n", prev, timeGetTime () - START);
}
#endif
}
else
{
#ifdef NP_DEBUG
printf ("*** CLIENT: SyncSpeed: Release failed @ %d\n", timeGetTime () - START);
#endif
}
// ... and again to mop up the already-waiting sync-signal
NetPlay.PendingWait4Sync = WaitForSingleObject (GUI.ClientSemaphore, 200) != WAIT_OBJECT_0;
#if defined (NP_DEBUG) && NP_DEBUG == 2
if (NetPlay.PendingWait4Sync)
printf ("CLIENT: PendingWait4Sync2 @%d\n", timeGetTime () - START);
#endif
if (IPPU.SkippedFrames < NetPlay.MaxFrameSkip)
{
IPPU.SkippedFrames++;
IPPU.RenderThisFrame = FALSE;
}
else
{
IPPU.RenderThisFrame = TRUE;
IPPU.SkippedFrames = 0;
}
}
// Give up remainder of time-slice to any other waiting threads,
// if they need any time, that is.
Sleep (0);
if (!NetPlay.PendingWait4Sync)
{
NetPlay.FrameCount++;
S9xNPStepJoypadHistory ();
}
}
else
#endif
if (!Settings.TurboMode && Settings.SkipFrames == AUTO_FRAMERATE &&
!GUI.AVIOut)
{
if (!do_frame_adjust)
{
IPPU.RenderThisFrame = TRUE;
IPPU.SkippedFrames = 0;
}
else
{
if (IPPU.SkippedFrames < Settings.AutoMaxSkipFrames)
{
IPPU.SkippedFrames++;
IPPU.RenderThisFrame = FALSE;
}
else
{
IPPU.RenderThisFrame = TRUE;
IPPU.SkippedFrames = 0;
}
}
}
else
{
uint32 SkipFrames;
if(Settings.TurboMode && !GUI.AVIOut)
SkipFrames = Settings.TurboSkipFrames;
else
SkipFrames = (Settings.SkipFrames == AUTO_FRAMERATE) ? 0 : Settings.SkipFrames;
if (IPPU.FrameSkip++ >= SkipFrames)
{
IPPU.FrameSkip = 0;
IPPU.SkippedFrames = 0;
IPPU.RenderThisFrame = TRUE;
}
else
{
IPPU.SkippedFrames++;
IPPU.RenderThisFrame = GUI.AVIOut!=0;
}
}
}
const char *S9xBasename (const char *f)
{
const char *p;
if ((p = strrchr (f, '/')) != NULL || (p = strrchr (f, '\\')) != NULL)
return (p + 1);
#ifdef __DJGPP
if (p = _tcsrchr (f, SLASH_CHAR))
return (p + 1);
#endif
return (f);
}
bool8 S9xReadMousePosition (int which, int &x, int &y, uint32 &buttons)
{
if (which == 0)
{
x = GUI.MouseX;
y = GUI.MouseY;
buttons = GUI.MouseButtons;
return (TRUE);
}
return (FALSE);
}
bool S9xGetState (WORD KeyIdent)
{
if(KeyIdent == 0 || KeyIdent == VK_ESCAPE) // if it's the 'disabled' key, it's never pressed
return true;
if(!GUI.BackgroundInput && GUI.hWnd != GetForegroundWindow())
return true;
if (KeyIdent & 0x8000) // if it's a joystick 'key':
{
int j = (KeyIdent >> 8) & 15;
switch (KeyIdent & 0xff)
{
case 0: return !Joystick [j].Left;
case 1: return !Joystick [j].Right;
case 2: return !Joystick [j].Up;
case 3: return !Joystick [j].Down;
case 4: return !Joystick [j].PovLeft;
case 5: return !Joystick [j].PovRight;
case 6: return !Joystick [j].PovUp;
case 7: return !Joystick [j].PovDown;
case 49:return !Joystick [j].PovDnLeft;
case 50:return !Joystick [j].PovDnRight;
case 51:return !Joystick [j].PovUpLeft;
case 52:return !Joystick [j].PovUpRight;
case 41:return !Joystick [j].ZUp;
case 42:return !Joystick [j].ZDown;
case 43:return !Joystick [j].RUp;
case 44:return !Joystick [j].RDown;
case 45:return !Joystick [j].UUp;
case 46:return !Joystick [j].UDown;
case 47:return !Joystick [j].VUp;
case 48:return !Joystick [j].VDown;
default:
if ((KeyIdent & 0xff) > 40)
return true; // not pressed
return !Joystick [j].Button [(KeyIdent & 0xff) - 8];
}
}
// the pause key is special, need this to catch all presses of it
if(KeyIdent == VK_PAUSE)
{
if(GetAsyncKeyState(VK_PAUSE)) // not &'ing this with 0x8000 is intentional and necessary
return false;
}
return ((GetKeyState (KeyIdent) & 0x80) == 0);
}
void CheckAxis (int val, int min, int max, bool &first, bool &second)
{
if (Normalize (val, min, max) < -S9X_JOY_NEUTRAL)
{
second = false;
first = true;
}
else
first = false;
if (Normalize (val, min, max) > S9X_JOY_NEUTRAL)
{
first = false;
second = true;
}
else
second = false;
}
void S9xWinScanJoypads ()
{
uint8 PadState[2];
JOYINFOEX jie;
for (int C = 0; C != 16; C ++)
{
if (Joystick[C].Attached)
{
jie.dwSize = sizeof (jie);
jie.dwFlags = JOY_RETURNALL;
if (joyGetPosEx (JOYSTICKID1+C, &jie) != JOYERR_NOERROR)
{
Joystick[C].Attached = false;
continue;
}
CheckAxis (jie.dwXpos,
Joystick[C].Caps.wXmin, Joystick[C].Caps.wXmax,
Joystick[C].Left, Joystick[C].Right);
CheckAxis (jie.dwYpos,
Joystick[C].Caps.wYmin, Joystick[C].Caps.wYmax,
Joystick[C].Up, Joystick[C].Down);
CheckAxis (jie.dwZpos,
Joystick[C].Caps.wZmin, Joystick[C].Caps.wZmax,
Joystick[C].ZUp, Joystick[C].ZDown);
CheckAxis (jie.dwRpos,
Joystick[C].Caps.wRmin, Joystick[C].Caps.wRmax,
Joystick[C].RUp, Joystick[C].RDown);
CheckAxis (jie.dwUpos,
Joystick[C].Caps.wUmin, Joystick[C].Caps.wUmax,
Joystick[C].UUp, Joystick[C].UDown);
CheckAxis (jie.dwVpos,
Joystick[C].Caps.wVmin, Joystick[C].Caps.wVmax,
Joystick[C].VUp, Joystick[C].VDown);
switch (jie.dwPOV)
{
case JOY_POVBACKWARD:
Joystick[C].PovDown = true;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
case 4500:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = true;
break;
case 13500:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = true;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
case 22500:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = true;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
case 31500:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = true;
Joystick[C].PovUpRight = false;
break;
case JOY_POVFORWARD:
Joystick[C].PovDown = false;
Joystick[C].PovUp = true;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
case JOY_POVLEFT:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = true;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
case JOY_POVRIGHT:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = true;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
default:
Joystick[C].PovDown = false;
Joystick[C].PovUp = false;
Joystick[C].PovLeft = false;
Joystick[C].PovRight = false;
Joystick[C].PovDnLeft = false;
Joystick[C].PovDnRight = false;
Joystick[C].PovUpLeft = false;
Joystick[C].PovUpRight = false;
break;
}
for (int B = 0; B < 32; B ++)
Joystick[C].Button[B] = (jie.dwButtons & (1 << B)) != 0;
}
}
for (int J = 0; J < 8; J++)
{
if (Joypad [J].Enabled)
{
// toggle checks
{
PadState[0] = 0;
PadState[0] |= ToggleJoypadStorage[J].R||TurboToggleJoypadStorage[J].R ? 16 : 0;
PadState[0] |= ToggleJoypadStorage[J].L||TurboToggleJoypadStorage[J].L ? 32 : 0;
PadState[0] |= ToggleJoypadStorage[J].X||TurboToggleJoypadStorage[J].X ? 64 : 0;
PadState[0] |= ToggleJoypadStorage[J].A||TurboToggleJoypadStorage[J].A ? 128 : 0;
PadState[1] = 0;
PadState[1] |= ToggleJoypadStorage[J].Right||TurboToggleJoypadStorage[J].Right ? 1 : 0;
PadState[1] |= ToggleJoypadStorage[J].Left||TurboToggleJoypadStorage[J].Left ? 2 : 0;
PadState[1] |= ToggleJoypadStorage[J].Down||TurboToggleJoypadStorage[J].Down ? 4 : 0;
PadState[1] |= ToggleJoypadStorage[J].Up||TurboToggleJoypadStorage[J].Up ? 8 : 0;
PadState[1] |= ToggleJoypadStorage[J].Start||TurboToggleJoypadStorage[J].Start ? 16 : 0;
PadState[1] |= ToggleJoypadStorage[J].Select||TurboToggleJoypadStorage[J].Select ? 32 : 0;
PadState[1] |= ToggleJoypadStorage[J].Y||TurboToggleJoypadStorage[J].Y ? 64 : 0;
PadState[1] |= ToggleJoypadStorage[J].B||TurboToggleJoypadStorage[J].B ? 128 : 0;
}
// auto-hold AND regular key/joystick presses
if(S9xGetState(Joypad[J+8].Autohold))
{
PadState[0] ^= (!S9xGetState(Joypad[J].R)||!S9xGetState(Joypad[J+8].R)) ? 16 : 0;
PadState[0] ^= (!S9xGetState(Joypad[J].L)||!S9xGetState(Joypad[J+8].L)) ? 32 : 0;
PadState[0] ^= (!S9xGetState(Joypad[J].X)||!S9xGetState(Joypad[J+8].X)) ? 64 : 0;
PadState[0] ^= (!S9xGetState(Joypad[J].A)||!S9xGetState(Joypad[J+8].A)) ? 128 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Right)) ? 1 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Right_Up)) ? 1 + 8 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Right_Down)) ? 1 + 4 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Left)) ? 2 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Left_Up)) ? 2 + 8 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Left_Down)) ? 2 + 4 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Down)) ? 4 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Up)) ? 8 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Start)||!S9xGetState(Joypad[J+8].Start)) ? 16 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Select)||!S9xGetState(Joypad[J+8].Select)) ? 32 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].Y)||!S9xGetState(Joypad[J+8].Y)) ? 64 : 0;
PadState[1] ^= (!S9xGetState(Joypad[J].B)||!S9xGetState(Joypad[J+8].B)) ? 128 : 0;
}
bool turbofy = !S9xGetState(Joypad[J+8].TempTurbo); // All Mod for turbo
//handle turbo case! (autofire / auto-fire)
if(turbofy || ((GUI.TurboMask&TURBO_A_MASK))&&(PadState[0]&128) || !S9xGetState(Joypad[J+8].A )) PadState[0]^=(joypads[J]&128);
if(turbofy || ((GUI.TurboMask&TURBO_B_MASK))&&(PadState[1]&128) || !S9xGetState(Joypad[J+8].B )) PadState[1]^=((joypads[J]&(128<<8))>>8);
if(turbofy || ((GUI.TurboMask&TURBO_Y_MASK))&&(PadState[1]&64) || !S9xGetState(Joypad[J+8].Y )) PadState[1]^=((joypads[J]&(64<<8))>>8);
if(turbofy || ((GUI.TurboMask&TURBO_X_MASK))&&(PadState[0]&64) || !S9xGetState(Joypad[J+8].X )) PadState[0]^=(joypads[J]&64);
if(turbofy || ((GUI.TurboMask&TURBO_L_MASK))&&(PadState[0]&32) || !S9xGetState(Joypad[J+8].L )) PadState[0]^=(joypads[J]&32);
if(turbofy || ((GUI.TurboMask&TURBO_R_MASK))&&(PadState[0]&16) || !S9xGetState(Joypad[J+8].R )) PadState[0]^=(joypads[J]&16);
if(turbofy || ((GUI.TurboMask&TURBO_STA_MASK))&&(PadState[1]&16) || !S9xGetState(Joypad[J+8].Start )) PadState[1]^=((joypads[J]&(16<<8))>>8);
if(turbofy || ((GUI.TurboMask&TURBO_SEL_MASK))&&(PadState[1]&32) || !S9xGetState(Joypad[J+8].Select)) PadState[1]^=((joypads[J]&(32<<8))>>8);
if( ((GUI.TurboMask&TURBO_LEFT_MASK))&&(PadState[1]&2) ) PadState[1]^=((joypads[J]&(2<<8))>>8);
if( ((GUI.TurboMask&TURBO_UP_MASK))&&(PadState[1]&8) ) PadState[1]^=((joypads[J]&(8<<8))>>8);
if( ((GUI.TurboMask&TURBO_RIGHT_MASK))&&(PadState[1]&1) ) PadState[1]^=((joypads[J]&(1<<8))>>8);
if( ((GUI.TurboMask&TURBO_DOWN_MASK))&&(PadState[1]&4) ) PadState[1]^=((joypads[J]&(4<<8))>>8);
if(TurboToggleJoypadStorage[J].A ) PadState[0]^=(joypads[J]&128);
if(TurboToggleJoypadStorage[J].B ) PadState[1]^=((joypads[J]&(128<<8))>>8);
if(TurboToggleJoypadStorage[J].Y ) PadState[1]^=((joypads[J]&(64<<8))>>8);
if(TurboToggleJoypadStorage[J].X ) PadState[0]^=(joypads[J]&64);
if(TurboToggleJoypadStorage[J].L ) PadState[0]^=(joypads[J]&32);
if(TurboToggleJoypadStorage[J].R ) PadState[0]^=(joypads[J]&16);
if(TurboToggleJoypadStorage[J].Start ) PadState[1]^=((joypads[J]&(16<<8))>>8);
if(TurboToggleJoypadStorage[J].Select) PadState[1]^=((joypads[J]&(32<<8))>>8);
if(TurboToggleJoypadStorage[J].Left ) PadState[1]^=((joypads[J]&(2<<8))>>8);
if(TurboToggleJoypadStorage[J].Up ) PadState[1]^=((joypads[J]&(8<<8))>>8);
if(TurboToggleJoypadStorage[J].Right ) PadState[1]^=((joypads[J]&(1<<8))>>8);
if(TurboToggleJoypadStorage[J].Down ) PadState[1]^=((joypads[J]&(4<<8))>>8);
//end turbo case...
// enforce left+right/up+down disallowance here to
// avoid recording unused l+r/u+d that will cause desyncs
// when played back with l+r/u+d is allowed
if(!Settings.UpAndDown)
{
if((PadState[1] & 2) != 0)
PadState[1] &= ~(1);
if((PadState[1] & 8) != 0)
PadState[1] &= ~(4);
}
joypads [J] = PadState [0] | (PadState [1] << 8) | 0x80000000;
}
else
joypads [J] = 0;
}
#ifdef NETPLAY_SUPPORT
if (Settings.NetPlay)
{
// Send joypad position update to server
S9xNPSendJoypadUpdate (joypads [GUI.NetplayUseJoypad1 ? 0 : NetPlay.Player-1]);
// set input from network
for (int J = 0; J < NP_MAX_CLIENTS; J++)
joypads[J] = S9xNPGetJoypad (J);
}
#endif
}
void InitSnes9X( void)
{
#ifdef DEBUGGER
// extern FILE *trace;
// trace = fopen( "SNES9X.TRC", "wt");
// freopen( "SNES9X.OUT", "wt", stdout);
// freopen( "SNES9X.ERR", "wt", stderr);
// CPU.Flags |= TRACE_FLAG;
// APU.Flags |= TRACE_FLAG;
#endif
//#ifdef GENERATE_OFFSETS_H
// offsets_h = fopen ("offsets.h", "wt");
// generate_offsets_h (0, NULL);
// fclose (offsets_h);
//#endif
Memory.Init();
extern void S9xPostRomInit();
Memory.PostRomInitFunc = S9xPostRomInit;
ScreenBuf = new BYTE [EXT_PITCH * EXT_HEIGHT];
ScreenBuffer = ScreenBuf + EXT_OFFSET;
memset (ScreenBuf, 0, EXT_PITCH * EXT_HEIGHT);
GFX.Pitch = EXT_PITCH;
GFX.RealPPL = EXT_PITCH;
GFX.Screen = (uint16*)(ScreenBuffer);
InitializeCriticalSection(&GUI.SoundCritSect);
GUI.SoundSyncEvent = CreateEvent(NULL,TRUE,TRUE,NULL);
CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
S9xInitAPU();
WinDisplayReset();
ReInitSound();
S9xMovieInit ();
for (int C = 0; C != 16; C ++)
Joystick[C].Attached = joyGetDevCaps (JOYSTICKID1+C, &Joystick[C].Caps,
sizeof( JOYCAPS)) == JOYERR_NOERROR;
}
void DeinitS9x()
{
if(ScreenBuf)
delete [] ScreenBuf;
DeleteCriticalSection(&GUI.SoundCritSect);
CloseHandle(GUI.SoundSyncEvent);
CoUninitialize();
if(GUI.GunSight)
DestroyCursor(GUI.GunSight);//= LoadCursor (hInstance, MAKEINTRESOURCE (IDC_CURSOR_SCOPE));
if(GUI.Arrow)
DestroyCursor(GUI.Arrow);// = LoadCursor (NULL, IDC_ARROW);
if(GUI.Accelerators)
DestroyAcceleratorTable(GUI.Accelerators);// = LoadAccelerators (hInstance, MAKEINTRESOURCE (IDR_SNES9X_ACCELERATORS));
}
//void Convert8To24 (SSurface *src, SSurface *dst, RECT *srect)
//{
// uint32 brightness = IPPU.MaxBrightness >> 1;
// uint8 levels [32];
// int height = srect->bottom - srect->top;
// int width = srect->right - srect->left;
// int offset1 = srect->top * src->Pitch + srect->left;
// int offset2 = ((dst->Height - height) >> 1) * dst->Pitch +
// ((dst->Width - width) >> 1) * 3;
//
// for (int l = 0; l < 32; l++)
// levels [l] = l * brightness;
//
// for (register int y = 0; y < height; y++)
// {
// register uint8 *s = ((uint8 *) src->Surface + y * src->Pitch + offset1);
// register uint8 *d = ((uint8 *) dst->Surface + y * dst->Pitch + offset2);
//
//#ifdef LSB_FIRST
// if (GUI.RedShift < GUI.BlueShift)
//#else
// if (GUI.RedShift > GUI.BlueShift)
//#endif
// {
// // Order is RGB
// for (register int x = 0; x < width; x++)
// {
// uint16 pixel = PPU.CGDATA [*s++];
// *(d + 0) = levels [(pixel & 0x1f)];
// *(d + 1) = levels [((pixel >> 5) & 0x1f)];
// *(d + 2) = levels [((pixel >> 10) & 0x1f)];
// d += 3;
// }
// }
// else
// {
// // Order is BGR
// for (register int x = 0; x < width; x++)
// {
// uint16 pixel = PPU.CGDATA [*s++];
// *(d + 0) = levels [((pixel >> 10) & 0x1f)];
// *(d + 1) = levels [((pixel >> 5) & 0x1f)];
// *(d + 2) = levels [(pixel & 0x1f)];
// d += 3;
// }
// }
// }
//}
void S9xAutoSaveSRAM ()
{
Memory.SaveSRAM (S9xGetFilename (".srm", SRAM_DIR));
}
void S9xSetPause (uint32 mask)
{
Settings.ForcedPause |= mask;
S9xSetSoundMute(TRUE);
}
void S9xClearPause (uint32 mask)
{
Settings.ForcedPause &= ~mask;
if (!Settings.ForcedPause)
{
// Wake up the main loop thread just if its blocked in a GetMessage call.
PostMessage (GUI.hWnd, WM_NULL, 0, 0);
}
}
bool JustifierOffscreen()
{
return (bool)((GUI.MouseButtons&2)!=0);
}
//void JustifierButtons(uint32& justifiers)
//{
// if(IPPU.Controller==SNES_JUSTIFIER_2)
// {
// if((GUI.MouseButtons&1)||(GUI.MouseButtons&2))
// {
// justifiers|=0x00200;
// }
// if(GUI.MouseButtons&4)
// {
// justifiers|=0x00800;
// }
// }
// else
// {
// if((GUI.MouseButtons&1)||(GUI.MouseButtons&2))
// {
// justifiers|=0x00100;
// }
// if(GUI.MouseButtons&4)
// {
// justifiers|=0x00400;
// }
// }
//}
#define Interp(c1, c2) \
(c1 == c2) ? c1 : \
(((((c1 & 0x07E0) + (c2 & 0x07E0)) >> 1) & 0x07E0) + \
((((c1 & 0xF81F) + (c2 & 0xF81F)) >> 1) & 0xF81F))
// Src: GFX.Screen (variable size) 16bpp top-down
// Dst: avi_buffer 256xH (1x1) 24bpp bottom-up
void BuildAVIVideoFrame1X (void)
{
const int srcWidth = IPPU.RenderedScreenWidth;
const int srcHeight = IPPU.RenderedScreenHeight;
const bool hires = srcWidth > SNES_WIDTH;
const bool interlaced = srcHeight > SNES_HEIGHT_EXTENDED;
const int srcPitch = GFX.Pitch >> 1;
const int srcStep = (interlaced ? srcPitch << 1 : srcPitch) - (hires ? avi_width << 1 : avi_width);
const int dstStep = avi_pitch + avi_width * 3;
#ifdef LSB_FIRST
const bool order_is_rgb = (GUI.RedShift < GUI.BlueShift);
#else
const bool order_is_rgb = (GUI.RedShift > GUI.BlueShift);
#endif
const int image_offset = (avi_height - (interlaced?srcHeight>>1:srcHeight)) * avi_pitch;
uint16 *s = GFX.Screen;
uint8 *d = avi_buffer + (avi_height - 1) * avi_pitch;
for(int y = 0; y < avi_height; y++)
{
for(int x = 0; x < avi_width; x++)
{
uint32 pixel;
if(hires && interlaced) {
uint16 *s2 = s + srcPitch;
pixel = Interp(Interp(*s,*(s+1)),Interp(*s2,*(s2+1)));
s+=2;
} else if(interlaced) {
uint16 *s2 = s + srcPitch;
pixel = Interp(*s,*s2);
s++;
} else if(hires) {
pixel = Interp(*s,*(s+1));
s+=2;
} else {
pixel = *s;
s++;
}
if(order_is_rgb)
{
// Order is RGB
*(d + 0) = (pixel >> (11 - 3)) & 0xf8;
*(d + 1) = (pixel >> (6 - 3)) & 0xf8;
*(d + 2) = (pixel & 0x1f) << 3;
d += 3;
}
else
{
// Order is BGR
*(d + 0) = (pixel & 0x1f) << 3;
*(d + 1) = (pixel >> (6 - 3)) & 0xf8;
*(d + 2) = (pixel >> (11 - 3)) & 0xf8;
d += 3;
}
}
s += srcStep;
d -= dstStep;
}
// black out what we might have missed
if(image_offset > 0)
memset(avi_buffer, 0, image_offset);
}
// Src: GFX.Screen (variable size) 16bpp top-down
// Dst: avi_buffer 512x2H (2x2) 24bpp bottom-up
void BuildAVIVideoFrame2X (void)
{
const int srcWidth = IPPU.RenderedScreenWidth;
const int srcHeight = IPPU.RenderedScreenHeight;
const bool hires = srcWidth > SNES_WIDTH;
const bool interlaced = srcHeight > SNES_HEIGHT_EXTENDED;
const int srcPitch = GFX.Pitch >> 1;
const int srcStep = (interlaced ? srcPitch << 1 : srcPitch) - (hires ? avi_width : avi_width >> 1);
const int dstStep = (avi_pitch << 1) + avi_width * 3;
#ifdef LSB_FIRST
const bool order_is_rgb = (GUI.RedShift < GUI.BlueShift);
#else
const bool order_is_rgb = (GUI.RedShift > GUI.BlueShift);
#endif
const int image_offset = (avi_height - (interlaced?srcHeight:srcHeight<<1)) * avi_pitch;
uint16 *s = GFX.Screen;
uint8 *d = avi_buffer + (avi_height - 1) * avi_pitch;
uint8 *d2 = d - avi_pitch;
for(int y = 0; y < avi_height >> 1; y++)
{
for(int x = 0; x < avi_width >> 1; x++)
{
uint32 pixel, pixel2, pixel3, pixel4;
if(hires && interlaced) {
uint16 *s2 = s + srcPitch;
pixel = *s;
pixel2 = *(s+1);
pixel3 = *s2;
pixel4 = *(s2+1);
s+=2;
} else if(interlaced) {
uint16 *s2 = s + srcPitch;
pixel = pixel2 = *s;
pixel3 = pixel4 = *s2;
s++;
} else if(hires) {
pixel = pixel3 = *s;
pixel2 = pixel4 = *(s+1);
s+=2;
} else {
pixel = pixel2 = pixel3 = pixel4 = *s;
s++;
}
if(order_is_rgb)
{
// Order is RGB
*(d + 0) = (pixel >> (11 - 3)) & 0xf8;
*(d + 1) = (pixel >> (6 - 3)) & 0xf8;
*(d + 2) = (pixel & 0x1f) << 3;
*(d + 0) = (pixel2 >> (11 - 3)) & 0xf8;
*(d + 1) = (pixel2 >> (6 - 3)) & 0xf8;
*(d + 2) = (pixel2 & 0x1f) << 3;
d += 6;
*(d2 + 0) = (pixel3 >> (11 - 3)) & 0xf8;
*(d2 + 1) = (pixel3 >> (6 - 3)) & 0xf8;
*(d2 + 2) = (pixel3 & 0x1f) << 3;
*(d2 + 0) = (pixel4 >> (11 - 3)) & 0xf8;
*(d2 + 1) = (pixel4 >> (6 - 3)) & 0xf8;
*(d2 + 2) = (pixel4 & 0x1f) << 3;
d2 += 6;
}
else
{
// Order is BGR
*(d + 0) = (pixel & 0x1f) << 3;
*(d + 1) = (pixel >> (6 - 3)) & 0xf8;
*(d + 2) = (pixel >> (11 - 3)) & 0xf8;
*(d + 3) = (pixel2 & 0x1f) << 3;
*(d + 4) = (pixel2 >> (6 - 3)) & 0xf8;
*(d + 5) = (pixel2 >> (11 - 3)) & 0xf8;
d += 6;
*(d2 + 0) = (pixel3 & 0x1f) << 3;
*(d2 + 1) = (pixel3 >> (6 - 3)) & 0xf8;
*(d2 + 2) = (pixel3 >> (11 - 3)) & 0xf8;
*(d2 + 3) = (pixel4 & 0x1f) << 3;
*(d2 + 4) = (pixel4 >> (6 - 3)) & 0xf8;
*(d2 + 5) = (pixel4 >> (11 - 3)) & 0xf8;
d2 += 6;
}
}
s += srcStep;
d -= dstStep;
d2 -= dstStep;
}
// black out what we might have missed
if(image_offset > 0)
memset(avi_buffer, 0, image_offset);
}
void DoAVIOpen(const TCHAR* filename)
{
// close current instance
if(GUI.AVIOut)
{
AVIClose(&GUI.AVIOut);
GUI.AVIOut = NULL;
}
pre_avi_soundsync = Settings.SoundSync;
pre_avi_soundinputrate = Settings.SoundInputRate;
Settings.SoundSync = false;
Settings.SoundInputRate = 32000;
ReInitSound();
CloseSoundDevice();
// create new writer
AVICreate(&GUI.AVIOut);
int framerate = Memory.ROMFramesPerSecond;
int frameskip = Settings.SkipFrames;
if(frameskip == AUTO_FRAMERATE)
frameskip = 1;
else
frameskip++;
AVISetFramerate(framerate, frameskip, GUI.AVIOut);
avi_width = SNES_WIDTH;
avi_height = GUI.HeightExtend ? SNES_HEIGHT_EXTENDED : SNES_HEIGHT;
avi_skip_frames = Settings.SkipFrames;
if(GUI.AVIHiRes) {
avi_width *= 2;
avi_height *= 2;
}
if(avi_height % 2 != 0) // most codecs can't handle odd-height images
avi_height++;
avi_pitch = ((avi_width * 3) + 3) & ~3; //((avi_width * 24 + 31) / 8) & ~3;
avi_image_size = avi_pitch * avi_height;
BITMAPINFOHEADER bi;
memset(&bi, 0, sizeof(bi));
bi.biSize = 0x28;
bi.biPlanes = 1;
bi.biBitCount = 24;
bi.biWidth = avi_width;
bi.biHeight = avi_height;
bi.biSizeImage = avi_image_size;
AVISetVideoFormat(&bi, GUI.AVIOut);
WAVEFORMATEX wfx;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nChannels = Settings.Stereo ? 2 : 1;
wfx.nSamplesPerSec = Settings.SoundPlaybackRate;
wfx.nBlockAlign = (Settings.SixteenBitSound ? 2 : 1) * (Settings.Stereo ? 2 : 1);
wfx.wBitsPerSample = Settings.SixteenBitSound ? 16 : 8;
wfx.nAvgBytesPerSec = wfx.nSamplesPerSec * wfx.nBlockAlign;
wfx.cbSize = 0;
if(!GUI.Mute)
{
AVISetSoundFormat(&wfx, GUI.AVIOut);
}
if(!AVIBegin(filename, GUI.AVIOut))
{
DoAVIClose(2);
GUI.AVIOut = NULL;
return;
}
avi_sound_samples_per_update = (double) (wfx.nSamplesPerSec * frameskip) / framerate;
avi_sound_bytes_per_sample = wfx.nBlockAlign;
avi_sound_samples_error = 0;
// init buffers
avi_buffer = new uint8[avi_image_size];
avi_sound_buffer = new uint8[(int) ceil(avi_sound_samples_per_update) * avi_sound_bytes_per_sample];
}
void DoAVIClose(int reason)
{
if(!GUI.AVIOut)
{
return;
}
AVIClose(&GUI.AVIOut);
GUI.AVIOut = NULL;
delete [] avi_buffer;
delete [] avi_sound_buffer;
avi_buffer = NULL;
avi_sound_buffer = NULL;
Settings.SoundSync = pre_avi_soundsync;
Settings.SoundInputRate = pre_avi_soundinputrate;
ReInitSound();
switch(reason)
{
case 1:
// emu settings changed
S9xMessage(S9X_INFO, S9X_AVI_INFO, AVI_CONFIGURATION_CHANGED);
break;
case 2:
// create AVI failed
S9xMessage(S9X_INFO, S9X_AVI_INFO, AVI_CREATION_FAILED);
break;
default:
// print nothing
break;
}
}
void DoAVIVideoFrame()
{
static uint32 lastFrameCount=0;
if(!GUI.AVIOut || !avi_buffer || (IPPU.FrameCount==lastFrameCount))
{
return;
}
lastFrameCount=IPPU.FrameCount;
// check configuration
const WAVEFORMATEX* pwfex = NULL;
WAVEFORMATEX wfx;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nChannels = Settings.Stereo ? 2 : 1;
wfx.nSamplesPerSec = Settings.SoundPlaybackRate;
wfx.nBlockAlign = (Settings.SixteenBitSound ? 2 : 1) * (Settings.Stereo ? 2 : 1);
wfx.wBitsPerSample = Settings.SixteenBitSound ? 16 : 8;
wfx.nAvgBytesPerSec = wfx.nSamplesPerSec * wfx.nBlockAlign;
wfx.cbSize = 0;
if(avi_skip_frames != Settings.SkipFrames ||
(AVIGetSoundFormat(GUI.AVIOut, &pwfex) && memcmp(pwfex, &wfx, sizeof(WAVEFORMATEX))))
{
DoAVIClose(1);
return;
}
if(GUI.AVIHiRes)
BuildAVIVideoFrame2X();
else
BuildAVIVideoFrame1X();
// write to AVI
AVIAddVideoFrame(avi_buffer, GUI.AVIOut);
// generate sound
if(pwfex)
{
const int stereo_multiplier = (Settings.Stereo) ? 2 : 1;
avi_sound_samples_error += avi_sound_samples_per_update;
int samples = (int) avi_sound_samples_error;
avi_sound_samples_error -= samples;
S9xMixSamples(avi_sound_buffer, samples*stereo_multiplier);
AVIAddSoundSamples(avi_sound_buffer, samples, GUI.AVIOut);
}
}
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