public CueData(XACTSound sound)
{
Sounds = new XACTSound[1];
Probabilities = new float[1, 2];
Sounds[0] = sound;
Category = sound.Category;
Probabilities[0, 0] = 1.0f;
Probabilities[0, 1] = 0.0f;
IsUserControlled = false;
// Assume we can have max instances, for now.
InstanceLimit = 255;
MaxCueBehavior = MaxInstanceBehavior.ReplaceOldest;
}
public CueData(XACTSound sound)
{
Sounds = new XACTSound[1];
Probabilities = new float[1, 2];
Sounds[0] = sound;
Category = sound.Category;
Probabilities[0, 0] = 1.0f;
Probabilities[0, 1] = 0.0f;
IsUserControlled = false;
// Assume we can have max instances, for now.
InstanceLimit = 255;
MaxCueBehavior = MaxInstanceBehavior.ReplaceOldest;
}
public CueData(
XACTSound[] sounds,
float[,] probabilities,
string controlVariable
)
{
Sounds = sounds;
Category = Sounds[0].Category; // FIXME: Assumption!
Probabilities = probabilities;
IsUserControlled = !String.IsNullOrEmpty(controlVariable);
UserControlVariable = controlVariable;
// Assume we can have max instances, for now.
InstanceLimit = 255;
MaxCueBehavior = MaxInstanceBehavior.ReplaceOldest;
}
private bool INTERNAL_calculateNextSound()
{
INTERNAL_activeSound = null;
INTERNAL_eventList.Clear();
INTERNAL_eventPlayed.Clear();
INTERNAL_eventLoops.Clear();
INTERNAL_waveEventSounds.Clear();
// Pick a sound based on a Cue instance variable
if (INTERNAL_data.IsUserControlled)
{
INTERNAL_userControlledPlaying = true;
if (INTERNAL_baseEngine.INTERNAL_isGlobalVariable(INTERNAL_data.UserControlVariable))
{
INTERNAL_controlledValue = INTERNAL_baseEngine.GetGlobalVariable(
INTERNAL_data.UserControlVariable
);
}
else
{
INTERNAL_controlledValue = GetVariable(
INTERNAL_data.UserControlVariable
);
}
for (int i = 0; i < INTERNAL_data.Probabilities.Length / 2; i += 1)
{
if (INTERNAL_controlledValue <= INTERNAL_data.Probabilities[i, 0] &&
INTERNAL_controlledValue >= INTERNAL_data.Probabilities[i, 1])
{
INTERNAL_activeSound = INTERNAL_data.Sounds[i];
return(true);
}
}
/* This should only happen when the
* UserControlVariable is none of the sound
* probabilities, in which case we are just
* silent. But, we are still claiming to be
* "playing" in the meantime.
* -flibit
*/
return(false);
}
// Randomly pick a sound
double max = 0.0;
for (int i = 0; i < INTERNAL_data.Probabilities.GetLength(0); i += 1)
{
max += INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1];
}
double next = random.NextDouble() * max;
for (int i = INTERNAL_data.Probabilities.GetLength(0) - 1; i >= 0; i -= 1)
{
if (next > max - (INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1]))
{
INTERNAL_activeSound = INTERNAL_data.Sounds[i];
break;
}
max -= INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1];
}
return(true);
}
private bool INTERNAL_calculateNextSound()
{
INTERNAL_activeSound = null;
INTERNAL_eventList.Clear();
INTERNAL_eventPlayed.Clear();
INTERNAL_eventLoops.Clear();
INTERNAL_waveEventSounds.Clear();
// Pick a sound based on a Cue instance variable
if (INTERNAL_data.IsUserControlled)
{
INTERNAL_userControlledPlaying = true;
if (INTERNAL_baseEngine.INTERNAL_isGlobalVariable(INTERNAL_data.UserControlVariable))
{
INTERNAL_controlledValue = INTERNAL_baseEngine.GetGlobalVariable(
INTERNAL_data.UserControlVariable
);
}
else
{
INTERNAL_controlledValue = GetVariable(
INTERNAL_data.UserControlVariable
);
}
for (int i = 0; i < INTERNAL_data.Probabilities.Length / 2; i += 1)
{
if ( INTERNAL_controlledValue <= INTERNAL_data.Probabilities[i, 0] &&
INTERNAL_controlledValue >= INTERNAL_data.Probabilities[i, 1] )
{
INTERNAL_activeSound = INTERNAL_data.Sounds[i];
return true;
}
}
/* This should only happen when the
* UserControlVariable is none of the sound
* probabilities, in which case we are just
* silent. But, we are still claiming to be
* "playing" in the meantime.
* -flibit
*/
return false;
}
// Randomly pick a sound
double max = 0.0;
for (int i = 0; i < INTERNAL_data.Probabilities.GetLength(0); i += 1)
{
max += INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1];
}
double next = random.NextDouble() * max;
for (int i = INTERNAL_data.Probabilities.GetLength(0) - 1; i >= 0; i -= 1)
{
if (next > max - (INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1]))
{
INTERNAL_activeSound = INTERNAL_data.Sounds[i];
break;
}
max -= INTERNAL_data.Probabilities[i, 0] - INTERNAL_data.Probabilities[i, 1];
}
return true;
}
public SoundBank(AudioEngine audioEngine, string filename)
{
if (audioEngine == null)
{
throw new ArgumentNullException("audioEngine");
}
if (String.IsNullOrEmpty(filename))
{
throw new ArgumentNullException("filename");
}
INTERNAL_baseEngine = audioEngine;
using (Stream soundBankStream = TitleContainer.OpenStream(filename))
using (BinaryReader reader = new BinaryReader(soundBankStream))
{
// Check the file header. Should be 'SDBK'
if (reader.ReadUInt32() != 0x4B424453)
{
throw new ArgumentException("SDBK format not recognized!");
}
// Check the content version. Assuming XNA4 Refresh.
if (reader.ReadUInt16() != AudioEngine.ContentVersion)
{
throw new ArgumentException("SDBK Content version!");
}
// Check the tool version. Assuming XNA4 Refresh.
if (reader.ReadUInt16() != 43)
{
throw new ArgumentException("SDBK Tool version!");
}
// CRC, unused
reader.ReadUInt16();
// Last modified, unused
reader.ReadUInt64();
// Unknown value, Internet suggests platform
reader.ReadByte();
// Cue Counts
ushort numCueSimple = reader.ReadUInt16();
ushort numCueComplex = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Total Cues, unused
reader.ReadUInt16();
// Number of associated WaveBanks
byte numWaveBanks = reader.ReadByte();
// Unknown, Internet suggest number of "sounds"
reader.ReadUInt16();
// Cue Name Table Length
ushort cueNameTableLength = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Cue Offsets
uint cueSimpleOffset = reader.ReadUInt32();
uint cueComplexOffset = reader.ReadUInt32();
// Cue Name Table Offset
uint cueNameTableOffset = reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// Variable Tables Offset, unused
reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// WaveBank Name Table Offset
uint waveBankNameTableOffset = reader.ReadUInt32();
// Cue Name Hash Offsets, unused
reader.ReadUInt32();
reader.ReadUInt32();
// Unknown value, Internet suggest "sounds" offset
reader.ReadUInt32();
// SoundBank Name, unused
System.Text.Encoding.UTF8.GetString(
reader.ReadBytes(64), 0, 64
).Replace("\0", "");
// Parse WaveBank names
soundBankStream.Seek(waveBankNameTableOffset, SeekOrigin.Begin);
INTERNAL_waveBankNames = new List <string>();
for (byte i = 0; i < numWaveBanks; i += 1)
{
INTERNAL_waveBankNames.Add(
System.Text.Encoding.UTF8.GetString(
reader.ReadBytes(64), 0, 64
).Replace("\0", "")
);
}
// Parse Cue name list
soundBankStream.Seek(cueNameTableOffset, SeekOrigin.Begin);
string[] cueNames = System.Text.Encoding.UTF8.GetString(
reader.ReadBytes(cueNameTableLength),
0,
cueNameTableLength
).Split('\0');
// Create our CueData Dictionary
INTERNAL_cueData = new Dictionary <string, CueData>();
// Parse Simple Cues
soundBankStream.Seek(cueSimpleOffset, SeekOrigin.Begin);
for (ushort i = 0; i < numCueSimple; i += 1)
{
// Cue flags, unused
reader.ReadByte();
// Cue Sound Offset
uint offset = reader.ReadUInt32();
// Store this for when we're done reading the sound.
long curPos = reader.BaseStream.Position;
// Go to the sound in the Bank.
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Parse the Sound
INTERNAL_cueData.Add(
cueNames[i],
new CueData(new XACTSound(reader))
);
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
}
// Parse Complex Cues
soundBankStream.Seek(cueComplexOffset, SeekOrigin.Begin);
for (ushort i = 0; i < numCueComplex; i += 1)
{
// Cue flags
byte cueFlags = reader.ReadByte();
if ((cueFlags & 0x04) != 0) // FIXME: ???
{
// Cue Sound Offset
uint offset = reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// Store this for when we're done reading the sound.
long curPos = reader.BaseStream.Position;
// Go to the sound in the bank
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Parse the Sound
INTERNAL_cueData.Add(
cueNames[numCueSimple + i],
new CueData(new XACTSound(reader))
);
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
}
else
{
// Variation Table Offset for this Cue
uint offset = reader.ReadUInt32();
// Transition Table Offset for this Cue, unused
reader.ReadUInt32();
// Store this for when we're done reading the Variation Table
long curPos = reader.BaseStream.Position;
// Seek to the Variation Table in the file
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Number of Variations in the Table
ushort numVariations = reader.ReadUInt16();
// Variation Table Flags
ushort varTableFlags = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Probability Control Variable, if applicable
ushort variable = reader.ReadUInt16();
// Create data for the CueData
XACTSound[] cueSounds = new XACTSound[numVariations];
float[,] cueProbs = new float[numVariations, 2];
// Used to determine Variation storage format
int varTableType = (varTableFlags >> 3) & 0x0007;
for (ushort j = 0; j < numVariations; j += 1)
{
if (varTableType == 0)
{
// Wave with byte min/max
ushort track = reader.ReadUInt16();
byte waveBank = reader.ReadByte();
byte wMin = reader.ReadByte();
byte wMax = reader.ReadByte();
// Create the Sound
cueSounds[j] = new XACTSound(track, waveBank);
// Calculate probability based on weight
cueProbs[j, 0] = wMax / 255.0f;
cueProbs[j, 1] = wMin / 255.0f;
}
else if (varTableType == 1)
{
// Complex with byte min/max
uint varOffset = reader.ReadUInt32();
byte wMin = reader.ReadByte();
byte wMax = reader.ReadByte();
// Store for sound read
long varPos = reader.BaseStream.Position;
// Seek to the sound in the Bank
reader.BaseStream.Seek(varOffset, SeekOrigin.Begin);
// Read the sound
cueSounds[j] = new XACTSound(reader);
// Back to where we were...
reader.BaseStream.Seek(varPos, SeekOrigin.Begin);
// Calculate probability based on weight
cueProbs[j, 0] = wMax / 255.0f;
cueProbs[j, 1] = wMin / 255.0f;
}
else if (varTableType == 3)
{
// Complex with float min/max
uint varOffset = reader.ReadUInt32();
float wMin = reader.ReadSingle();
float wMax = reader.ReadSingle();
// Unknown value
reader.ReadUInt32();
// Store for sound read
long varPos = reader.BaseStream.Position;
// Seek to the sound in the Bank
reader.BaseStream.Seek(varOffset, SeekOrigin.Begin);
// Read the sound
cueSounds[j] = new XACTSound(reader);
// Back to where we were...
reader.BaseStream.Seek(varPos, SeekOrigin.Begin);
// Calculate probability based on weight
cueProbs[j, 0] = wMax;
cueProbs[j, 1] = wMin;
}
else if (varTableType == 4)
{
// Compact Wave
ushort track = reader.ReadUInt16();
byte waveBank = reader.ReadByte();
// Create the Sound
cueSounds[j] = new XACTSound(track, waveBank);
// FIXME: Assume Sound weight is 100%
cueProbs[j, 0] = 1.0f;
cueProbs[j, 1] = 0.0f;
}
else
{
throw new NotSupportedException();
}
}
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
// Add Built CueData to Dictionary
INTERNAL_cueData.Add(
cueNames[numCueSimple + i],
new CueData(
cueSounds,
cueProbs,
(varTableType == 3) ? INTERNAL_baseEngine.INTERNAL_getVariableName(variable) : String.Empty
)
);
}
// Cue instance limit
byte instanceLimit = reader.ReadByte();
// Fade In/Out, unused
reader.ReadUInt16();
reader.ReadUInt16();
// Cue max instance behavior
byte behavior = reader.ReadByte();
INTERNAL_cueData[cueNames[numCueSimple + i]].SetLimit(
instanceLimit,
behavior
);
}
}
IsDisposed = false;
}
public SoundBank(AudioEngine audioEngine, string filename)
{
if (audioEngine == null)
{
throw new ArgumentNullException("audioEngine");
}
if (String.IsNullOrEmpty(filename))
{
throw new ArgumentNullException("filename");
}
INTERNAL_baseEngine = audioEngine;
using (Stream soundBankStream = TitleContainer.OpenStream(filename))
using (BinaryReader reader = new BinaryReader(soundBankStream))
{
// Check the file header. Should be 'SDBK'
if (reader.ReadUInt32() != 0x4B424453)
{
throw new ArgumentException("SDBK format not recognized!");
}
// Check the content version. Assuming XNA4 Refresh.
if (reader.ReadUInt16() != AudioEngine.ContentVersion)
{
throw new ArgumentException("SDBK Content version!");
}
// Check the tool version. Assuming XNA4 Refresh.
if (reader.ReadUInt16() != 43)
{
throw new ArgumentException("SDBK Tool version!");
}
// CRC, unused
reader.ReadUInt16();
// Last modified, unused
reader.ReadUInt64();
// Unknown value, Internet suggests platform
reader.ReadByte();
// Cue Counts
ushort numCueSimple = reader.ReadUInt16();
ushort numCueComplex = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Total Cues, unused
reader.ReadUInt16();
// Number of associated WaveBanks
byte numWaveBanks = reader.ReadByte();
// Unknown, Internet suggest number of "sounds"
reader.ReadUInt16();
// Cue Name Table Length
ushort cueNameTableLength = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Cue Offsets
uint cueSimpleOffset = reader.ReadUInt32();
uint cueComplexOffset = reader.ReadUInt32();
// Cue Name Table Offset
uint cueNameTableOffset = reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// Variable Tables Offset, unused
reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// WaveBank Name Table Offset
uint waveBankNameTableOffset = reader.ReadUInt32();
// Cue Name Hash Offsets, unused
reader.ReadUInt32();
reader.ReadUInt32();
// Unknown value, Internet suggest "sounds" offset
reader.ReadUInt32();
// SoundBank Name, unused
reader.ReadBytes(64);
// Parse WaveBank names
soundBankStream.Seek(waveBankNameTableOffset, SeekOrigin.Begin);
INTERNAL_waveBankNames = new List<string>();
for (byte i = 0; i < numWaveBanks; i += 1)
{
INTERNAL_waveBankNames.Add(
System.Text.Encoding.UTF8.GetString(
reader.ReadBytes(64), 0, 64
).Replace("\0", "")
);
}
// Parse Cue name list
soundBankStream.Seek(cueNameTableOffset, SeekOrigin.Begin);
string[] cueNames = System.Text.Encoding.UTF8.GetString(
reader.ReadBytes(cueNameTableLength),
0,
cueNameTableLength
).Split('\0');
// Create our CueData Dictionary
INTERNAL_cueData = new Dictionary<string, CueData>();
// Parse Simple Cues
soundBankStream.Seek(cueSimpleOffset, SeekOrigin.Begin);
for (ushort i = 0; i < numCueSimple; i += 1)
{
// Cue flags, unused
reader.ReadByte();
// Cue Sound Offset
uint offset = reader.ReadUInt32();
// Store this for when we're done reading the sound.
long curPos = reader.BaseStream.Position;
// Go to the sound in the Bank.
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Parse the Sound
INTERNAL_cueData.Add(
cueNames[i],
new CueData(new XACTSound(reader))
);
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
}
// Parse Complex Cues
soundBankStream.Seek(cueComplexOffset, SeekOrigin.Begin);
for (ushort i = 0; i < numCueComplex; i += 1)
{
// Cue flags
byte cueFlags = reader.ReadByte();
if ((cueFlags & 0x04) != 0) // FIXME: ???
{
// Cue Sound Offset
uint offset = reader.ReadUInt32();
// Unknown value
reader.ReadUInt32();
// Store this for when we're done reading the sound.
long curPos = reader.BaseStream.Position;
// Go to the sound in the bank
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Parse the Sound
INTERNAL_cueData.Add(
cueNames[numCueSimple + i],
new CueData(new XACTSound(reader))
);
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
}
else
{
// Variation Table Offset for this Cue
uint offset = reader.ReadUInt32();
// Transition Table Offset for this Cue, unused
reader.ReadUInt32();
// Store this for when we're done reading the Variation Table
long curPos = reader.BaseStream.Position;
// Seek to the Variation Table in the file
reader.BaseStream.Seek(offset, SeekOrigin.Begin);
// Number of Variations in the Table
ushort numVariations = reader.ReadUInt16();
// Variation Table Flags
ushort varTableFlags = reader.ReadUInt16();
// Unknown value
reader.ReadUInt16();
// Probability Control Variable, if applicable
ushort variable = reader.ReadUInt16();
// Create data for the CueData
XACTSound[] cueSounds = new XACTSound[numVariations];
float[,] cueProbs = new float[numVariations, 2];
// Used to determine Variation storage format
int varTableType = (varTableFlags >> 3) & 0x0007;
for (ushort j = 0; j < numVariations; j += 1)
{
if (varTableType == 0)
{
// Wave with byte min/max
ushort track = reader.ReadUInt16();
byte waveBank = reader.ReadByte();
byte wMin = reader.ReadByte();
byte wMax = reader.ReadByte();
// Create the Sound
cueSounds[j] = new XACTSound(track, waveBank);
// Calculate probability based on weight
cueProbs[j, 0] = wMax / 255.0f;
cueProbs[j, 1] = wMin / 255.0f;
}
else if (varTableType == 1)
{
// Complex with byte min/max
uint varOffset = reader.ReadUInt32();
byte wMin = reader.ReadByte();
byte wMax = reader.ReadByte();
// Store for sound read
long varPos = reader.BaseStream.Position;
// Seek to the sound in the Bank
reader.BaseStream.Seek(varOffset, SeekOrigin.Begin);
// Read the sound
cueSounds[j] = new XACTSound(reader);
// Back to where we were...
reader.BaseStream.Seek(varPos, SeekOrigin.Begin);
// Calculate probability based on weight
cueProbs[j, 0] = wMax / 255.0f;
cueProbs[j, 1] = wMin / 255.0f;
}
else if (varTableType == 3)
{
// Complex with float min/max
uint varOffset = reader.ReadUInt32();
float wMin = reader.ReadSingle();
float wMax = reader.ReadSingle();
// Unknown value
reader.ReadUInt32();
// Store for sound read
long varPos = reader.BaseStream.Position;
// Seek to the sound in the Bank
reader.BaseStream.Seek(varOffset, SeekOrigin.Begin);
// Read the sound
cueSounds[j] = new XACTSound(reader);
// Back to where we were...
reader.BaseStream.Seek(varPos, SeekOrigin.Begin);
// Calculate probability based on weight
cueProbs[j, 0] = wMax;
cueProbs[j, 1] = wMin;
}
else if (varTableType == 4)
{
// Compact Wave
ushort track = reader.ReadUInt16();
byte waveBank = reader.ReadByte();
// Create the Sound
cueSounds[j] = new XACTSound(track, waveBank);
// FIXME: Assume Sound weight is 100%
cueProbs[j, 0] = 1.0f;
cueProbs[j, 1] = 0.0f;
}
else
{
throw new NotSupportedException();
}
}
// Back to where we were...
reader.BaseStream.Seek(curPos, SeekOrigin.Begin);
// Add Built CueData to Dictionary
INTERNAL_cueData.Add(
cueNames[numCueSimple + i],
new CueData(
cueSounds,
cueProbs,
(varTableType == 3) ? INTERNAL_baseEngine.INTERNAL_getVariableName(variable) : String.Empty
)
);
}
// Cue instance limit
byte instanceLimit = reader.ReadByte();
// Fade In/Out, unused
reader.ReadUInt16();
reader.ReadUInt16();
// Cue max instance behavior
byte behavior = reader.ReadByte();
INTERNAL_cueData[cueNames[numCueSimple + i]].SetLimit(
instanceLimit,
behavior
);
}
}
IsDisposed = false;
}
public XACTSoundInstance(XACTSound sound)
{
Sound = sound;
}
