static HRESULT WINAPI IDirectMusicPerformance8Impl_CreateAudioPath (LPDIRECTMUSICPERFORMANCE8 iface, IUnknown* pSourceConfig, BOOL fActivate, IDirectMusicAudioPath** ppNewPath) {
IDirectMusicAudioPathImpl *default_path;
IDirectMusicAudioPath *pPath;
IDirectMusicPerformance8Impl *This = (IDirectMusicPerformance8Impl *)iface;
FIXME("(%p, %p, %d, %p): stub\n", This, pSourceConfig, fActivate, ppNewPath);
if (NULL == ppNewPath) {
return E_POINTER;
}
DMUSIC_CreateDirectMusicAudioPathImpl (&IID_IDirectMusicAudioPath, (LPVOID*)&pPath, NULL);
default_path = (IDirectMusicAudioPathImpl*)((char*)(pPath) - offsetof(IDirectMusicAudioPathImpl,AudioPathVtbl));
default_path->pPerf = (IDirectMusicPerformance8*) This;
/** TODO */
*ppNewPath = pPath;
return IDirectMusicAudioPath_Activate(*ppNewPath, fActivate);
}
static HRESULT WINAPI AudioPathCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
TRACE ("(%p, %s, %p)\n", pOuter, debugstr_dmguid(riid), ppobj);
return DMUSIC_CreateDirectMusicAudioPathImpl (riid, ppobj, pOuter);
}
static HRESULT WINAPI IDirectMusicPerformance8Impl_CreateStandardAudioPath (LPDIRECTMUSICPERFORMANCE8 iface, DWORD dwType, DWORD dwPChannelCount, BOOL fActivate, IDirectMusicAudioPath** ppNewPath) {
IDirectMusicAudioPathImpl *default_path;
IDirectMusicAudioPath *pPath;
DSBUFFERDESC desc;
WAVEFORMATEX format;
LPDIRECTSOUNDBUFFER buffer;
HRESULT hr = S_OK;
IDirectMusicPerformance8Impl *This = (IDirectMusicPerformance8Impl *)iface;
FIXME("(%p)->(%d, %d, %d, %p): semi-stub\n", This, dwType, dwPChannelCount, fActivate, ppNewPath);
if (NULL == ppNewPath) {
return E_POINTER;
}
DMUSIC_CreateDirectMusicAudioPathImpl (&IID_IDirectMusicAudioPath, (LPVOID*)&pPath, NULL);
default_path = (IDirectMusicAudioPathImpl*)((char*)(pPath) - offsetof(IDirectMusicAudioPathImpl,AudioPathVtbl));
default_path->pPerf = (IDirectMusicPerformance8*) This;
/* Secondary buffer description */
memset(&format, 0, sizeof(format));
format.wFormatTag = WAVE_FORMAT_PCM;
format.nChannels = 1;
format.nSamplesPerSec = 44000;
format.nAvgBytesPerSec = 44000*2;
format.nBlockAlign = 2;
format.wBitsPerSample = 16;
format.cbSize = 0;
memset(&desc, 0, sizeof(desc));
desc.dwSize = sizeof(desc);
desc.dwFlags = DSBCAPS_CTRLFX | DSBCAPS_CTRLPAN | DSBCAPS_CTRLVOLUME | DSBCAPS_GLOBALFOCUS;
desc.dwBufferBytes = DSBSIZE_MIN;
desc.dwReserved = 0;
desc.lpwfxFormat = &format;
desc.guid3DAlgorithm = GUID_NULL;
switch(dwType) {
case DMUS_APATH_DYNAMIC_3D:
desc.dwFlags |= DSBCAPS_CTRL3D | DSBCAPS_CTRLFREQUENCY | DSBCAPS_MUTE3DATMAXDISTANCE;
break;
case DMUS_APATH_DYNAMIC_MONO:
desc.dwFlags |= DSBCAPS_CTRLFREQUENCY;
break;
case DMUS_APATH_SHARED_STEREOPLUSREVERB:
/* normally we have to create 2 buffers (one for music other for reverb)
* in this case. See msdn
*/
case DMUS_APATH_DYNAMIC_STEREO:
desc.dwFlags |= DSBCAPS_CTRLFREQUENCY;
format.nChannels = 2;
format.nBlockAlign *= 2;
format.nAvgBytesPerSec *=2;
break;
default:
HeapFree(GetProcessHeap(), 0, default_path);
*ppNewPath = NULL;
return E_INVALIDARG;
}
/* FIXME: Should we create one secondary buffer for each PChannel? */
hr = IDirectSound8_CreateSoundBuffer ((LPDIRECTSOUND8) This->pDirectSound, &desc, &buffer, NULL);
if (FAILED(hr)) {
HeapFree(GetProcessHeap(), 0, default_path);
*ppNewPath = NULL;
return DSERR_BUFFERLOST;
}
default_path->pDSBuffer = buffer;
/* Update description for creating primary buffer */
desc.dwFlags |= DSBCAPS_PRIMARYBUFFER;
desc.dwBufferBytes = 0;
desc.lpwfxFormat = NULL;
hr = IDirectSound8_CreateSoundBuffer ((LPDIRECTSOUND8) This->pDirectSound, &desc, &buffer, NULL);
if (FAILED(hr)) {
IDirectSoundBuffer_Release(default_path->pDSBuffer);
HeapFree(GetProcessHeap(), 0, default_path);
*ppNewPath = NULL;
return DSERR_BUFFERLOST;
}
default_path->pPrimary = buffer;
*ppNewPath = pPath;
TRACE(" returning IDirectMusicPerformance interface at %p.\n", *ppNewPath);
return IDirectMusicAudioPath_Activate(*ppNewPath, fActivate);
}
