void ds_TermAudio()
{
buffer->Stop();
soundthread_running=false;
SetEvent(buffer_events[0]);
sound_th.WaitToEnd(INFINITE);
for (u32 i=0;i<sound_buffer_count;i++)
verify(CloseHandle(buffer_events[i]));
buffer_notify->Release();
buffer->Release();
dsound->Release();
}
bool rend_init()
{
#if NO_REND
renderer = rend_norend();
#else
#if HOST_OS == OS_WINDOWS
renderer = settings.pvr.rend == 0 ? rend_GLES2() : rend_D3D11();
#else
renderer = rend_GLES2();
#endif
#endif
#if !defined(_ANDROID)
rthd.Start();
#endif
#if SET_AFNT
cpu_set_t mask;
/* CPU_ZERO initializes all the bits in the mask to zero. */
CPU_ZERO( &mask );
/* CPU_SET sets only the bit corresponding to cpu. */
CPU_SET( 0, &mask );
/* sched_setaffinity returns 0 in success */
if( sched_setaffinity( 0, sizeof(mask), &mask ) == -1 )
{
printf("WARNING: Could not set CPU Affinity, continuing...\n");
}
#endif
return true;
}
int CALLBACK WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nCmdShowCmd)
{
ReserveBottomMemory();
tick_thd.Start();
int argc=0;
wchar* cmd_line=GetCommandLineA();
wchar** argv=CommandLineToArgvA(cmd_line,&argc);
if(strstr(cmd_line,"NoConsole")==0)
{
if (AllocConsole())
{
freopen("CON","w",stdout);
freopen("CON","w",stderr);
freopen("CON","r",stdin);
}
SetConsoleCtrlHandler( (PHANDLER_ROUTINE) CtrlHandler, TRUE );
}
SetupPath();
//SetUnhandledExceptionFilter(&ExeptionHandler);
__try
{
int dc_init(int argc,wchar* argv[]);
void dc_run();
void dc_term();
dc_init(argc,argv);
#ifdef _WIN64
setup_seh();
#endif
dc_run();
dc_term();
}
__except( ExeptionHandler(GetExceptionInformation()) )
{
printf("Unhandled exception - Emulation thread halted...\n");
}
SetUnhandledExceptionFilter(0);
return 0;
}
void ds_InitAudio()
{
if (settings.BufferSize<2048)
{
StreamV2=true;
}
verifyc(DirectSoundCreate8(NULL,&dsound,NULL));
verifyc(dsound->SetCooperativeLevel((HWND)eminf.GetRenderTarget(),DSSCL_PRIORITY));
IDirectSoundBuffer* buffer_;
WAVEFORMATEX wfx;
DSBUFFERDESC desc;
// Set up WAV format structure.
memset(&wfx, 0, sizeof(WAVEFORMATEX));
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nChannels = 2;
wfx.nSamplesPerSec = 44100;
wfx.nBlockAlign = 4;
wfx.nAvgBytesPerSec = wfx.nSamplesPerSec * wfx.nBlockAlign;
wfx.wBitsPerSample = 16;
// Set up DSBUFFERDESC structure.
memset(&desc, 0, sizeof(DSBUFFERDESC));
desc.dwSize = sizeof(DSBUFFERDESC);
desc.dwFlags = DSBCAPS_GETCURRENTPOSITION2 | DSBCAPS_CTRLPOSITIONNOTIFY;// _CTRLPAN | DSBCAPS_CTRLVOLUME | DSBCAPS_CTRLFREQUENCY;
if (!StreamV2)
desc.dwBufferBytes = settings.BufferSize*(2)* wfx.nBlockAlign;
else
desc.dwBufferBytes = V2_BUFFERSZ* wfx.nBlockAlign; //fixed at 8k samples :)
desc.lpwfxFormat = &wfx;
wait_buffer_size=settings.BufferSize*wfx.nBlockAlign;
if (settings.HW_mixing==0)
{
desc.dwFlags |=DSBCAPS_LOCSOFTWARE;
}
else if (settings.HW_mixing==1)
{
desc.dwFlags |=DSBCAPS_LOCHARDWARE;
}
else if (settings.HW_mixing==2)
{
//auto
}
else
{
die("settings.HW_mixing: Invalid value");
}
if (settings.GlobalFocus)
desc.dwFlags|=DSBCAPS_GLOBALFOCUS;
verifyc(dsound->CreateSoundBuffer(&desc,&buffer_,0));
verifyc(buffer_->QueryInterface(IID_IDirectSoundBuffer8,(void**)&buffer));
buffer_->Release();
verifyc(buffer->QueryInterface(IID_IDirectSoundNotify8,(void**)&buffer_notify));
DWORD chunk_count;
if (StreamV2)
{
chunk_count=V2_BUFFERSZ/settings.BufferSize;
printf("DSOUND V2 : Using %d chunks of %d size\n",chunk_count,wait_buffer_size);
}
else
{
chunk_count=2;
printf("DSOUND V1 : Using 2 chunks of %d size\n",wait_buffer_size);
}
sound_buffer_count=chunk_count;
for (u32 bei=0;bei<chunk_count;bei++)
{
buffer_events[bei]=not[bei].hEventNotify=CreateEvent(NULL,FALSE,FALSE,NULL);
not[bei].dwOffset=bei*wait_buffer_size;
WritePositions[(bei+chunk_count-1)%chunk_count]=not[bei].dwOffset;
}
buffer_notify->SetNotificationPositions(chunk_count,not);
//Clear the buffer with silence
LPVOID p1=0,p2=0;
DWORD s1=0,s2=0;
verifyc(buffer->Lock(0,desc.dwBufferBytes,&p1,&s1,&p2,&s2,0));
verify(p2==0);
memset(p1,0,s1);
verifyc(buffer->Unlock(p1,s1,p2,s2));
//Start the thread
soundthread_running=true;
verify(SetThreadPriority((HANDLE)sound_th.hThread,THREAD_PRIORITY_TIME_CRITICAL));
sound_th.Start();
//Make sure its run before the buffer releases the event
Sleep(0);
//Play the buffer !
verifyc(buffer->Play(0,0,DSBPLAY_LOOPING));
}
int dc_init(int argc,wchar* argv[])
{
setbuf(stdin,0);
setbuf(stdout,0);
setbuf(stderr,0);
if (!_vmem_reserve())
{
printf("Failed to alloc mem\n");
return -1;
}
#if !defined(TARGET_NO_WEBUI)
webui_thd.Start();
#endif
if(ParseCommandLine(argc,argv))
{
return 69;
}
if(!cfgOpen())
{
msgboxf("Unable to open config file",MBX_ICONERROR);
return -4;
}
LoadSettings();
#ifndef _ANDROID
os_CreateWindow();
#endif
int rv= 0;
#if HOST_OS != OS_DARWIN
#define DATA_PATH "/data/"
#else
#define DATA_PATH "/"
#endif
if (settings.bios.UseReios || !LoadRomFiles(GetPath(DATA_PATH)))
{
if (!LoadHle(GetPath(DATA_PATH)))
return -3;
else
printf("Did not load bios, using reios\n");
}
#if FEAT_SHREC != DYNAREC_NONE
if(settings.dynarec.Enable)
{
Get_Sh4Recompiler(&sh4_cpu);
printf("Using Recompiler\n");
}
else
#endif
{
Get_Sh4Interpreter(&sh4_cpu);
printf("Using Interpreter\n");
}
InitAudio();
sh4_cpu.Init();
mem_Init();
plugins_Init();
mem_map_default();
#ifndef _ANDROID
mcfg_CreateDevices();
#else
mcfg_CreateDevices();
#endif
plugins_Reset(false);
mem_Reset(false);
sh4_cpu.Reset(false);
return rv;
}
void os_InitAudio()
{
if (cfgLoadInt("audio","disable",0))
return;
cfgSaveInt("audio","disable",0);
long loops;
int size;
snd_pcm_hw_params_t *params;
unsigned int val;
int dir;
snd_pcm_uframes_t frames;
/* Open PCM device for playback. */
int rc = snd_pcm_open(&handle, "default",
SND_PCM_STREAM_PLAYBACK, 0);
if (rc<0)
rc = snd_pcm_open(&handle, "plughw:0,0,0",
SND_PCM_STREAM_PLAYBACK, 0);
if (rc<0)
rc = snd_pcm_open(&handle, "plughw:0,0",
SND_PCM_STREAM_PLAYBACK, 0);
if (rc < 0) {
fprintf(stderr,
"unable to open pcm device: %s\n",
snd_strerror(rc));
return;
}
/* Allocate a hardware parameters object. */
snd_pcm_hw_params_alloca(¶ms);
/* Fill it in with default values. */
rc=snd_pcm_hw_params_any(handle, params);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_any %s\n",
snd_strerror(rc));
return;
}
/* Set the desired hardware parameters. */
/* Interleaved mode */
rc=snd_pcm_hw_params_set_access(handle, params,
SND_PCM_ACCESS_RW_INTERLEAVED);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_access %s\n",
snd_strerror(rc));
return;
}
/* Signed 16-bit little-endian format */
rc=snd_pcm_hw_params_set_format(handle, params,
SND_PCM_FORMAT_S16_LE);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_format %s\n",
snd_strerror(rc));
return;
}
/* Two channels (stereo) */
rc=snd_pcm_hw_params_set_channels(handle, params, 2);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_channels %s\n",
snd_strerror(rc));
return;
}
/* 44100 bits/second sampling rate (CD quality) */
val = 44100;
rc=snd_pcm_hw_params_set_rate_near(handle, params,
&val, &dir);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_rate_near %s\n",
snd_strerror(rc));
return;
}
/* Set period size to settings.aica.BufferSize frames. */
frames = settings.aica.BufferSize;
rc=snd_pcm_hw_params_set_period_size_near(handle,
params, &frames, &dir);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_buffer_size_near %s\n",
snd_strerror(rc));
return;
}
frames*=4;
rc=snd_pcm_hw_params_set_buffer_size_near(handle,
params, &frames);
if (rc < 0) {
fprintf(stderr,
"Error:snd_pcm_hw_params_set_buffer_size_near %s\n",
snd_strerror(rc));
return;
}
/* Write the parameters to the driver */
rc = snd_pcm_hw_params(handle, params);
if (rc < 0) {
fprintf(stderr,
"unable to set hw parameters: %s\n",
snd_strerror(rc));
return;
}
aud_thread.Start();
}
