void UOpenALAudioSubsystem::PostEditChange()
{
guard(UOpenALAudioSubsystem::PostEditChange);
// Validate configurable variables.
OutputRate = Clamp(OutputRate,(BYTE)0,(BYTE)6);
NumSources = Clamp(NumSources,1,256);
AmbientFactor = Clamp(AmbientFactor,0.f,10.f);
DopplerFactor = Clamp(DopplerFactor,0.f,10.f);
SetVolumes();
unguard;
}
static int Boot(enum boot_settings settings)
{
int result=0;
int opened;
OSD_Puts("Initializing SD card\n");
if(spi_init())
{
int dipsw=GetDIPSwitch();
if(!FindDrive())
return(0);
if(sd_ishc())
{
OSD_Puts("SDHC not supported;");
OSD_Puts("\ndisabling SD card\n\x10 OK\n");
WaitEnter();
dipsw|=4; // Disable SD card.
HW_HOST(HW_HOST_CTRL)=HW_HOST_CTRLF_RESET; // Put OCMSX into Reset again
HW_HOST(HW_HOST_SW)=dipsw;
SetDIPSwitch(dipsw);
}
else if(IsFat32())
{
OSD_Puts("Fat32 not supported;");
OSD_Puts("\ndisabling SD card\n\x10 OK\n");
WaitEnter();
dipsw|=4; // Disable SD card.
HW_HOST(HW_HOST_CTRL)=HW_HOST_CTRLF_RESET; // Put OCMSX into Reset again
HW_HOST(HW_HOST_SW)=dipsw;
SetDIPSwitch(dipsw);
}
HW_HOST(HW_HOST_CTRL)=HW_HOST_CTRLF_SDCARD; // Release reset but steal SD card
if(opened=FileOpen(&file,"OCMSX CFG")) // Do we have a configuration file?
{
if(settings==BOOT_SAVESETTINGS) // If so, are we saving to it, or loading from it?
{
int i;
int *p=(int *)sector_buffer;
*p++=dipsw;
*p++=GetVolumes();
*p++=GetMouseSettings();
for(i=0;i<125;++i) // Clear remainder of buffer
*p++=0;
FileWrite(&file,sector_buffer);
}
else if(settings==BOOT_LOADSETTINGS)
{
FileRead(&file,sector_buffer);
dipsw=*(int *)(§or_buffer[0]);
SetVolumes(*(int *)(§or_buffer[4]));
SetMouseSettings(*(int *)(§or_buffer[8]));
HW_HOST(HW_HOST_SW)=dipsw;
SetDIPSwitch(dipsw);
}
// printf("DIP %d, Vol %d\n",dipsw,GetVolumes());
}
OSD_Puts("Trying MSX3BIOS.SYS\n");
if(!(opened=FileOpen(&file,"MSX3BIOSSYS"))) // Try and load MSX3 BIOS first
{
OSD_Puts("Trying BIOS_M2P.ROM\n");
opened=FileOpen(&file,"BIOS_M2PROM"); // If failure, load MSX2 BIOS.
}
if(opened)
{
OSD_Puts("Loading BIOS\n");
int filesize=file.size;
unsigned int c=0;
int bits;
bits=0;
c=filesize;
while(c)
{
++bits;
c>>=1;
}
bits-=9;
while(filesize>0)
{
OSD_ProgressBar(c,bits);
if(FileRead(&file,sector_buffer))
{
int i;
int *p=(int *)§or_buffer;
for(i=0;i<(filesize<512 ? filesize : 512) ;i+=4)
{
int t=*p++;
int t1=t&255;
int t2=(t>>8)&255;
int t3=(t>>16)&255;
int t4=(t>>24)&255;
HW_HOST(HW_HOST_BOOTDATA)=t4;
HW_HOST(HW_HOST_BOOTDATA)=t3;
HW_HOST(HW_HOST_BOOTDATA)=t2;
HW_HOST(HW_HOST_BOOTDATA)=t1;
}
}
else
{
OSD_Puts("Read failed\n");
return(0);
}
FileNextSector(&file);
filesize-=512;
++c;
}
HW_HOST(HW_HOST_CTRL)=HW_HOST_CTRLF_BOOTDONE; // Release SD card and early-terminate any remaining requests for boot data
return(1);
}
UBOOL UOpenALAudioSubsystem::Init()
{
guard(UOpenALAudioSubsystem::Init);
INT Rate = GetActualOutputRate();
// OpenAL / ALURE initialization
ALCint ContextAttrs[] = { ALC_FREQUENCY, Rate, 0 };
if( alureInitDevice( NULL, ContextAttrs ) == AL_FALSE )
appErrorf( TEXT("Couldn't initialize OpenAL: %s"), alureGetErrorString() );
alDistanceModel( AL_LINEAR_DISTANCE_CLAMPED );
CheckALErrorFlag( TEXT("alDistanceModel") );
alDopplerFactor( DopplerFactor );
CheckALErrorFlag( TEXT("alDopplerFactor") );
// Metre per second to units per second, where units per meter is 52.5.
// Taken from: http://wiki.beyondunreal.com/Legacy:General_Scale_And_Dimensions
alSpeedOfSound( 343.3f * 52.5f );
CheckALErrorFlag( TEXT("alSpeedOfSound") );
ALuint* NewSources = new ALuint[NumSources + 1];
Sources = new FAudioSource[NumSources];
alGenSources( NumSources + 1, NewSources );
CheckALErrorFlag( TEXT("alGenSources") );
MusicSource = NewSources[0];
for( INT i=0; i<NumSources; i++ )
Sources[i].Id = NewSources[i+1];
delete[] NewSources;
// Fix the music source to 0 values
alSource3f( MusicSource, AL_POSITION, 0.f, 0.f, 0.f );
alSource3f( MusicSource, AL_VELOCITY, 0.f, 0.f, 0.f );
alSource3f( MusicSource, AL_DIRECTION, 0.f, 0.f, 0.f );
alSourcef( MusicSource, AL_ROLLOFF_FACTOR, 0.f );
alSourcei( MusicSource, AL_SOURCE_RELATIVE, AL_TRUE );
SetVolumes();
CheckALErrorFlag( TEXT("SetVolumes") );
// MikMod initialization
//kipz - remove this because it breaks on new mikmod
//MikMod_RegisterDriver( &MusicDriver );
MikMod_RegisterAllDrivers();
// Register only formats that are known to be supported by UT.
// Taken from: http://wiki.beyondunreal.com/Music
MikMod_RegisterLoader( &load_mod );
MikMod_RegisterLoader( &load_s3m );
MikMod_RegisterLoader( &load_stm );
MikMod_RegisterLoader( &load_it );
MikMod_RegisterLoader( &load_xm );
MikMod_RegisterLoader( &load_far );
MikMod_RegisterLoader( &load_669 );
md_mixfreq = Rate;
if ( HighQualityMusic )
md_mode |= DMODE_HQMIXER;
if( MikMod_Init( "" ) )
appErrorf( TEXT("Couldn't initialize MikMod: %s"), MikMod_strerror( MikMod_errno ) );
// Initialized!
USound::Audio = this;
UMusic::Audio = this;
Initialized = 1;
return 1;
unguard;
}
