void Audio::CreateSourceVoice(SoundEvent sound)
{
// Load all data for each sound effect into a single in-memory buffer
MediaStreamer soundEffectStream;
switch (sound)
{
case Crash: soundEffectStream.Initialize(L"Assets\\Sounds\\Crash.wav"); break;
case Shoot: soundEffectStream.Initialize(L"Assets\\Sounds\\Shoot.wav"); break;
case Star: soundEffectStream.Initialize(L"Assets\\Sounds\\Coin1.wav"); break;
case Powerup: soundEffectStream.Initialize(L"Assets\\Sounds\\GenericPowerup.wav"); break;
case EnemyDead: soundEffectStream.Initialize(L"Assets\\Sounds\\EnemyDead1.wav"); break;
}
m_soundEffects[sound].m_soundEventType = sound;
uint32 bufferLength = soundEffectStream.GetMaxStreamLengthInBytes();
m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
soundEffectStream.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);
XAUDIO2_SEND_DESCRIPTOR descriptors[2];
descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
descriptors[0].Flags = 0;
descriptors[1].pOutputVoice = m_soundEffectReverbVoiceSmallRoom;
descriptors[1].Flags = 0;
XAUDIO2_VOICE_SENDS sends = {0};
sends.SendCount = 2;
sends.pSends = descriptors;
// The rolling sound can have pitch shifting and a low-pass filter.
ThrowIfFailed(
m_soundEffectEngine->CreateSourceVoice(
&m_soundEffects[sound].m_soundEffectSourceVoice,
&(soundEffectStream.GetOutputWaveFormatEx()),
0,
1.0f,
&m_voiceContext,
&sends)
);
m_soundEffects[sound].m_soundEffectSampleRate = soundEffectStream.GetOutputWaveFormatEx().nSamplesPerSec;
// Queue in-memory buffer for playback
ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));
m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;
m_soundEffects[sound].m_audioBuffer.LoopCount = 0;
m_soundEffects[sound].m_soundEffectSourceVoice->SetVolume(0.4f);
ThrowIfFailed(
m_soundEffects[sound].m_soundEffectSourceVoice->SubmitSourceBuffer(&m_soundEffects[sound].m_audioBuffer)
);
}
void Audio::PreloadSoundEffect(const char* pszFilePath, bool isMusic)
{
if (m_engineExperiencedCriticalError) {
return;
}
int sound = Hash(pszFilePath);
MediaStreamer mediaStreamer;
mediaStreamer.Initialize(cocos2d::CCUtf8ToUnicode(pszFilePath).c_str());
m_soundEffects[sound].m_soundID = sound;
uint32 bufferLength = mediaStreamer.GetMaxStreamLengthInBytes();
m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
mediaStreamer.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);
if (isMusic)
{
XAUDIO2_SEND_DESCRIPTOR descriptors[1];
descriptors[0].pOutputVoice = m_musicMasteringVoice;
descriptors[0].Flags = 0;
XAUDIO2_VOICE_SENDS sends = {0};
sends.SendCount = 1;
sends.pSends = descriptors;
DX::ThrowIfFailed(
m_musicEngine->CreateSourceVoice(&m_soundEffects[sound].m_soundEffectSourceVoice,
&(mediaStreamer.GetOutputWaveFormatEx()), 0, 1.0f, &m_voiceContext, &sends)
);
} else
{
XAUDIO2_SEND_DESCRIPTOR descriptors[1];
descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
descriptors[0].Flags = 0;
XAUDIO2_VOICE_SENDS sends = {0};
sends.SendCount = 1;
sends.pSends = descriptors;
DX::ThrowIfFailed(
m_soundEffectEngine->CreateSourceVoice(&m_soundEffects[sound].m_soundEffectSourceVoice,
&(mediaStreamer.GetOutputWaveFormatEx()), 0, 1.0f, &m_voiceContext, &sends, nullptr)
);
}
m_soundEffects[sound].m_soundEffectSampleRate = mediaStreamer.GetOutputWaveFormatEx().nSamplesPerSec;
// Queue in-memory buffer for playback
ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));
m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;
m_soundEffects[sound].m_audioBuffer.LoopCount = 0;
}
void Audio::CreateSourceVoice(SoundEvent sound)
{
// Load all data for each sound effect into a single in-memory buffer
MediaStreamer soundEffectStream;
switch (sound)
{
case RollingEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleRoll.wav"); break;
case FallingEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleFall.wav"); break;
case CollisionEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleHit.wav"); break;
case MenuChangeEvent: soundEffectStream.Initialize(L"Media\\Audio\\MenuChange.wav"); break;
case MenuSelectedEvent: soundEffectStream.Initialize(L"Media\\Audio\\MenuSelect.wav"); break;
case CheckpointEvent: soundEffectStream.Initialize(L"Media\\Audio\\Checkpoint.wav"); break;
}
m_soundEffects[sound].m_soundEventType = sound;
uint32 bufferLength = soundEffectStream.GetMaxStreamLengthInBytes();
m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
soundEffectStream.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);
XAUDIO2_SEND_DESCRIPTOR descriptors[3];
descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
descriptors[0].Flags = 0;
descriptors[1].pOutputVoice = m_soundEffectReverbVoiceSmallRoom;
descriptors[1].Flags = 0;
descriptors[2].pOutputVoice = m_soundEffectReverbVoiceLargeRoom;
descriptors[2].Flags = 0;
XAUDIO2_VOICE_SENDS sends = {0};
sends.SendCount = 3;
sends.pSends = descriptors;
// The rolling sound can have pitch shifting and a low-pass filter.
if (sound == RollingEvent)
{
DX::ThrowIfFailed(
m_soundEffectEngine->CreateSourceVoice(
&m_soundEffects[sound].m_soundEffectSourceVoice,
&(soundEffectStream.GetOutputWaveFormatEx()),
XAUDIO2_VOICE_USEFILTER,
2.0f,
nullptr,
&sends)
);
}
else
{
DX::ThrowIfFailed(
m_soundEffectEngine->CreateSourceVoice(
&m_soundEffects[sound].m_soundEffectSourceVoice,
&(soundEffectStream.GetOutputWaveFormatEx()),
0,
1.0f,
nullptr,
&sends)
);
}
m_soundEffects[sound].m_soundEffectSampleRate = soundEffectStream.GetOutputWaveFormatEx().nSamplesPerSec;
// Queue in-memory buffer for playback
ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));
m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;
if (sound == RollingEvent)
{
m_soundEffects[sound].m_audioBuffer.LoopCount = XAUDIO2_LOOP_INFINITE;
}
else
{
m_soundEffects[sound].m_audioBuffer.LoopCount = 0;
}
if (sound == FallingEvent || sound == CheckpointEvent)
{
m_soundEffects[sound].m_soundEffectSourceVoice->SetVolume(0.4f);
}
DX::ThrowIfFailed(
m_soundEffects[sound].m_soundEffectSourceVoice->SubmitSourceBuffer(&m_soundEffects[sound].m_audioBuffer)
);
}
