HRESULT CMusicManager::Initialize( HWND hWnd, DWORD dwPChannels, DWORD dwDefaultPathType )
{
HRESULT hr;
if( FAILED( hr = CoCreateInstance( CLSID_DirectMusicLoader, NULL, CLSCTX_INPROC,
IID_IDirectMusicLoader8, (void**)&m_pLoader ) ) )
return DXTRACE_ERR( TEXT("CoCreateInstance"), hr );
if( FAILED( hr = CoCreateInstance( CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC,
IID_IDirectMusicPerformance8, (void**)&m_pPerformance ) ) )
return DXTRACE_ERR( TEXT("CoCreateInstance"), hr );
if( FAILED( hr = m_pPerformance->InitAudio( NULL, NULL, hWnd, dwDefaultPathType,
dwPChannels, DMUS_AUDIOF_ALL, NULL ) ) )
{
if( hr == DSERR_NODRIVER )
{
DXTRACE( "Warning: No sound card found\n" );
return hr;
}
return DXTRACE_ERR( TEXT("InitAudio"), hr );
}
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: CMusicManager::Initialize()
// Desc: Inits DirectMusic using a standard audio path
//-----------------------------------------------------------------------------
HRESULT CMusicManager::Initialize(HWND hWnd, DWORD dwPChannels, DWORD dwDefaultPathType)
{
HRESULT hr;
// Create loader object
if (FAILED(hr = CoCreateInstance(CLSID_DirectMusicLoader, NULL, CLSCTX_INPROC,
IID_IDirectMusicLoader8, (void **)&m_pLoader)))
return DXTRACE_ERR(TEXT("CoCreateInstance"), hr);
// Create performance object
if (FAILED(hr = CoCreateInstance(CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC,
IID_IDirectMusicPerformance8, (void **)&m_pPerformance)))
return DXTRACE_ERR(TEXT("CoCreateInstance"), hr);
// Initialize the performance with the standard audio path.
// This initializes both DirectMusic and DirectSound and
// sets up the synthesizer. Typcially its easist to use an
// audio path for playing music and sound effects.
if (FAILED(hr = m_pPerformance->InitAudio(NULL, NULL, hWnd, dwDefaultPathType,
dwPChannels, DMUS_AUDIOF_ALL, NULL)))
{
if (hr == DSERR_NODRIVER)
{
DXTRACE("Warning: No sound card found\n");
return hr;
}
return DXTRACE_ERR(TEXT("InitAudio"), hr);
}
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: CMusicManager::Initialize()
// Desc: Inits DirectMusic using a standard audio path
//-----------------------------------------------------------------------------
HRESULT CMusicManager::Initialize( HWND hWnd, DWORD dwPChannels, DWORD dwDefaultPathType, LPDIRECTSOUND pDS )
{
HRESULT hr;
IDirectSound** ppDirectSound;
if( pDS )
ppDirectSound = &pDS;
else
ppDirectSound = NULL;
// Create loader object
if( FAILED( hr = CoCreateInstance( CLSID_DirectMusicLoader, NULL, CLSCTX_INPROC,
IID_IDirectMusicLoader8, (void**)&m_pLoader ) ) )
return DXTRACE_ERR_MSGBOX( TEXT("CoCreateInstance"), hr );
// Create performance object
if( FAILED( hr = CoCreateInstance( CLSID_DirectMusicPerformance, NULL, CLSCTX_INPROC,
IID_IDirectMusicPerformance8, (void**)&m_pPerformance ) ) )
return DXTRACE_ERR_MSGBOX( TEXT("CoCreateInstance"), hr );
// Initialize the performance with the standard audio path.
// This initializes both DirectMusic and DirectSound and
// sets up the synthesizer. Typcially its easist to use an
// audio path for playing music and sound effects.
if( FAILED( hr = m_pPerformance->InitAudio( NULL, ppDirectSound, hWnd, dwDefaultPathType,
dwPChannels, DMUS_AUDIOF_ALL, NULL ) ) )
{
if( hr == DSERR_NODRIVER )
{
DXTRACE( TEXT("Warning: No sound card found\n") );
return hr;
}
return DXTRACE_ERR_MSGBOX( TEXT("InitAudio"), hr );
}
// Get the listener from the in the default audio path.
IDirectMusicAudioPath8* pAudioPath = GetDefaultAudioPath();
if( pAudioPath ) // might be NULL if dwDefaultPathType == 0
{
if( SUCCEEDED( hr = pAudioPath->GetObjectInPath( 0, DMUS_PATH_PRIMARY_BUFFER, 0,
GUID_NULL, 0, IID_IDirectSound3DListener,
(LPVOID*) &m_pDSListener ) ) )
{
// Get listener parameters
m_dsListenerParams.dwSize = sizeof(DS3DLISTENER);
m_pDSListener->GetAllParameters( &m_dsListenerParams );
}
}
return S_OK;
}
//-----------------------------------------------------------------------------
// Name:
// Desc:
//-----------------------------------------------------------------------------
HRESULT CDPlay8Client::JoinSession( DWORD num )
{
HRESULT hr;
IDirectPlay8Address* pHostAddress = NULL;
IDirectPlay8Address* pDeviceAddress = NULL;
if( m_pDPlay == NULL )
return E_FAIL;
DXTRACE( TEXT("MazeClient: Trying to connect to server\n") );
DPN_APPLICATION_DESC dpnAppDesc;
ZeroMemory( &dpnAppDesc, sizeof( DPN_APPLICATION_DESC ) );
dpnAppDesc.dwSize = sizeof( DPN_APPLICATION_DESC );
dpnAppDesc.guidApplication = StressMazeAppGUID;
dpnAppDesc.guidInstance = m_Sessions[num].guidInstance;
EnterCriticalSection( &m_csLock );
// Copy the host and device address pointers, and addref them.
// If this is not done, then there is a rare chance that
// EnumSessionCallback() may be called during the Connect() call
// and destory the address before DirectPlay gets a chance to copy them.
pHostAddress = m_pHostAddresses[num];
pHostAddress->AddRef();
pDeviceAddress = m_pDeviceAddresses[num];
pDeviceAddress->AddRef();
LeaveCriticalSection( &m_csLock );
// Connect to the remote host
// The enumeration is automatically canceled after Connect is called
if( FAILED( hr = m_pDPlay->Connect( &dpnAppDesc, // Application description
pHostAddress, // Session host address
pDeviceAddress, // Address of device used to connect to the host
NULL, NULL, // Security descriptions & credientials (MBZ in DPlay8)
NULL, 0, // User data & its size
NULL, // Asynchronous connection context (returned with DPNMSG_CONNECT_COMPLETE in async handshaking)
NULL, // Asynchronous connection handle (used to cancel connection process)
DPNOP_SYNC ) ) ) // Connect synchronously
{
if( hr == DPNERR_NORESPONSE || hr == DPNERR_ABORTED )
goto LCleanup; // These are possible if the server exits while joining
if( hr == DPNERR_INVALIDINSTANCE )
goto LCleanup; // This is possible if the original server exits and another server comes online while we are connecting
DXTRACE_ERR_NOMSGBOX( TEXT("Connect"), hr );
goto LCleanup;
}
m_bSessionLost = FALSE;
DXTRACE( TEXT("MazeClient: Connected to server. Enum automatically canceled\n") );
UpdateConnectionInfo();
m_fLastUpdateConnectInfoTime = DXUtil_Timer( TIMER_GETAPPTIME );
LCleanup:
SAFE_RELEASE( pHostAddress );
SAFE_RELEASE( pDeviceAddress );
return hr;
}
