sound3d.c

一个类似windows

	IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER8)dsb);

	*pds3db = ds3db;
	return S_OK;
}

HRESULT WINAPI IDirectSound3DBufferImpl_Destroy(
    IDirectSound3DBufferImpl *pds3db)
{
    TRACE("(%p)\n",pds3db);

    while (IDirectSound3DBufferImpl_Release((LPDIRECTSOUND3DBUFFER)pds3db) > 0);

    return S_OK;
}

/*******************************************************************************
 *	      IDirectSound3DListener
 */

/* IUnknown methods */
static HRESULT WINAPI IDirectSound3DListenerImpl_QueryInterface(
	LPDIRECTSOUND3DLISTENER iface, REFIID riid, LPVOID *ppobj)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;

	TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);

	if (ppobj == NULL) {
		WARN("invalid parameter\n");
		return E_INVALIDARG;
	}

	*ppobj = NULL;  /* assume failure */

	if ( IsEqualGUID(riid, &IID_IUnknown) ||
	     IsEqualGUID(riid, &IID_IDirectSound3DListener ) ) {
                IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)This);
		*ppobj = This;
		return S_OK;
	}

	if ( IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
		if (!This->dsound->device->primary)
			PrimaryBufferImpl_Create(This->dsound, &(This->dsound->device->primary), &(This->dsound->device->dsbd));
		if (This->dsound->device->primary) {
			*ppobj = This->dsound->device->primary;
			IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)*ppobj);
			return S_OK;
		}
	}

        FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
	return E_NOINTERFACE;
}

static ULONG WINAPI IDirectSound3DListenerImpl_AddRef(LPDIRECTSOUND3DLISTENER iface)
{
    IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
    ULONG ref = InterlockedIncrement(&(This->ref));
    TRACE("(%p) ref was %ld\n", This, ref - 1);
    return ref;
}

static ULONG WINAPI IDirectSound3DListenerImpl_Release(LPDIRECTSOUND3DLISTENER iface)
{
    IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
    ULONG ref = InterlockedDecrement(&(This->ref));
    TRACE("(%p) ref was %ld\n", This, ref + 1);

    if (!ref) {
        This->dsound->device->listener = 0;
        HeapFree(GetProcessHeap(), 0, This);
        TRACE("(%p) released\n", This);
    }
    return ref;
}

/* IDirectSound3DListener methods */
static HRESULT WINAPI IDirectSound3DListenerImpl_GetAllParameter(
	LPDIRECTSOUND3DLISTENER iface,
	LPDS3DLISTENER lpDS3DL)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("(%p,%p)\n",This,lpDS3DL);

	if (lpDS3DL == NULL) {
		WARN("invalid parameter: lpDS3DL == NULL\n");
		return DSERR_INVALIDPARAM;
	}

	if (lpDS3DL->dwSize < sizeof(*lpDS3DL)) {
		WARN("invalid parameter: lpDS3DL->dwSize = %ld < %d\n",lpDS3DL->dwSize, sizeof(*lpDS3DL));
		return DSERR_INVALIDPARAM;
	}
	
	TRACE("returning: all parameters\n");
	*lpDS3DL = This->dsound->device->ds3dl;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetDistanceFactor(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVALUE lpfDistanceFactor)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: Distance Factor = %f\n", This->dsound->device->ds3dl.flDistanceFactor);
	*lpfDistanceFactor = This->dsound->device->ds3dl.flDistanceFactor;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetDopplerFactor(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVALUE lpfDopplerFactor)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: Doppler Factor = %f\n", This->dsound->device->ds3dl.flDopplerFactor);
	*lpfDopplerFactor = This->dsound->device->ds3dl.flDopplerFactor;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetOrientation(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVECTOR lpvOrientFront,
	LPD3DVECTOR lpvOrientTop)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: OrientFront vector = (%f,%f,%f); OrientTop vector = (%f,%f,%f)\n", This->dsound->device->ds3dl.vOrientFront.x, \
	This->dsound->device->ds3dl.vOrientFront.y, This->dsound->device->ds3dl.vOrientFront.z, This->dsound->device->ds3dl.vOrientTop.x, This->dsound->device->ds3dl.vOrientTop.y, \
	This->dsound->device->ds3dl.vOrientTop.z);
	*lpvOrientFront = This->dsound->device->ds3dl.vOrientFront;
	*lpvOrientTop = This->dsound->device->ds3dl.vOrientTop;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetPosition(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVECTOR lpvPosition)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: Position vector = (%f,%f,%f)\n", This->dsound->device->ds3dl.vPosition.x, This->dsound->device->ds3dl.vPosition.y, This->dsound->device->ds3dl.vPosition.z);
	*lpvPosition = This->dsound->device->ds3dl.vPosition;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetRolloffFactor(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVALUE lpfRolloffFactor)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: RolloffFactor = %f\n", This->dsound->device->ds3dl.flRolloffFactor);
	*lpfRolloffFactor = This->dsound->device->ds3dl.flRolloffFactor;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_GetVelocity(
	LPDIRECTSOUND3DLISTENER iface,
	LPD3DVECTOR lpvVelocity)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("returning: Velocity vector = (%f,%f,%f)\n", This->dsound->device->ds3dl.vVelocity.x, This->dsound->device->ds3dl.vVelocity.y, This->dsound->device->ds3dl.vVelocity.z);
	*lpvVelocity = This->dsound->device->ds3dl.vVelocity;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetAllParameters(
	LPDIRECTSOUND3DLISTENER iface,
	LPCDS3DLISTENER lpcDS3DL,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: all parameters; dwApply = %ld\n", dwApply);
	This->dsound->device->ds3dl = *lpcDS3DL;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetDistanceFactor(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE fDistanceFactor,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Distance Factor = %f; dwApply = %ld\n", fDistanceFactor, dwApply);
	This->dsound->device->ds3dl.flDistanceFactor = fDistanceFactor;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetDopplerFactor(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE fDopplerFactor,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Doppler Factor = %f; dwApply = %ld\n", fDopplerFactor, dwApply);
	This->dsound->device->ds3dl.flDopplerFactor = fDopplerFactor;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetOrientation(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE xFront, D3DVALUE yFront, D3DVALUE zFront,
	D3DVALUE xTop, D3DVALUE yTop, D3DVALUE zTop,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Front vector = (%f,%f,%f); Top vector = (%f,%f,%f); dwApply = %ld\n", \
	xFront, yFront, zFront, xTop, yTop, zTop, dwApply);
	This->dsound->device->ds3dl.vOrientFront.x = xFront;
	This->dsound->device->ds3dl.vOrientFront.y = yFront;
	This->dsound->device->ds3dl.vOrientFront.z = zFront;
	This->dsound->device->ds3dl.vOrientTop.x = xTop;
	This->dsound->device->ds3dl.vOrientTop.y = yTop;
	This->dsound->device->ds3dl.vOrientTop.z = zTop;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetPosition(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE x, D3DVALUE y, D3DVALUE z,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Position vector = (%f,%f,%f); dwApply = %ld\n", x, y, z, dwApply);
	This->dsound->device->ds3dl.vPosition.x = x;
	This->dsound->device->ds3dl.vPosition.y = y;
	This->dsound->device->ds3dl.vPosition.z = z;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetRolloffFactor(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE fRolloffFactor,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Rolloff Factor = %f; dwApply = %ld\n", fRolloffFactor, dwApply);
	This->dsound->device->ds3dl.flRolloffFactor = fRolloffFactor;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_SetVelocity(
	LPDIRECTSOUND3DLISTENER iface,
	D3DVALUE x, D3DVALUE y, D3DVALUE z,
	DWORD dwApply)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("setting: Velocity vector = (%f,%f,%f); dwApply = %ld\n", x, y, z, dwApply);
	This->dsound->device->ds3dl.vVelocity.x = x;
	This->dsound->device->ds3dl.vVelocity.y = y;
	This->dsound->device->ds3dl.vVelocity.z = z;
	if (dwApply == DS3D_IMMEDIATE)
	{
		This->dsound->device->ds3dl_need_recalc = FALSE;
		DSOUND_ChangeListener(This);
	}
	This->dsound->device->ds3dl_need_recalc = TRUE;
	return DS_OK;
}

static HRESULT WINAPI IDirectSound3DListenerImpl_CommitDeferredSettings(
	LPDIRECTSOUND3DLISTENER iface)
{
	IDirectSound3DListenerImpl *This = (IDirectSound3DListenerImpl *)iface;
	TRACE("\n");
	DSOUND_ChangeListener(This);
	return DS_OK;
}

static const IDirectSound3DListenerVtbl ds3dlvt =
{
	/* IUnknown methods */
	IDirectSound3DListenerImpl_QueryInterface,
	IDirectSound3DListenerImpl_AddRef,
	IDirectSound3DListenerImpl_Release,
	/* IDirectSound3DListener methods */
	IDirectSound3DListenerImpl_GetAllParameter,
	IDirectSound3DListenerImpl_GetDistanceFactor,
	IDirectSound3DListenerImpl_GetDopplerFactor,
	IDirectSound3DListenerImpl_GetOrientation,
	IDirectSound3DListenerImpl_GetPosition,
	IDirectSound3DListenerImpl_GetRolloffFactor,
	IDirectSound3DListenerImpl_GetVelocity,
	IDirectSound3DListenerImpl_SetAllParameters,
	IDirectSound3DListenerImpl_SetDistanceFactor,
	IDirectSound3DListenerImpl_SetDopplerFactor,
	IDirectSound3DListenerImpl_SetOrientation,
	IDirectSound3DListenerImpl_SetPosition,
	IDirectSound3DListenerImpl_SetRolloffFactor,
	IDirectSound3DListenerImpl_SetVelocity,
	IDirectSound3DListenerImpl_CommitDeferredSettings,
};

HRESULT WINAPI IDirectSound3DListenerImpl_Create(
	PrimaryBufferImpl *This,
	IDirectSound3DListenerImpl **pdsl)
{
	IDirectSound3DListenerImpl *dsl;
	TRACE("(%p,%p)\n",This,pdsl);

	dsl = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsl));

	if (dsl == NULL) {
		WARN("out of memory\n");
		*pdsl = 0;
		return DSERR_OUTOFMEMORY;
	}

	dsl->ref = 0;
	dsl->lpVtbl = &ds3dlvt;

	dsl->dsound = This->dsound;

	dsl->dsound->device->ds3dl.dwSize = sizeof(DS3DLISTENER);
	dsl->dsound->device->ds3dl.vPosition.x = 0.0;
	dsl->dsound->device->ds3dl.vPosition.y = 0.0;
	dsl->dsound->device->ds3dl.vPosition.z = 0.0;
	dsl->dsound->device->ds3dl.vVelocity.x = 0.0;
	dsl->dsound->device->ds3dl.vVelocity.y = 0.0;
	dsl->dsound->device->ds3dl.vVelocity.z = 0.0;
	dsl->dsound->device->ds3dl.vOrientFront.x = 0.0;
	dsl->dsound->device->ds3dl.vOrientFront.y = 0.0;
	dsl->dsound->device->ds3dl.vOrientFront.z = 1.0;
	dsl->dsound->device->ds3dl.vOrientTop.x = 0.0;
	dsl->dsound->device->ds3dl.vOrientTop.y = 1.0;
	dsl->dsound->device->ds3dl.vOrientTop.z = 0.0;
	dsl->dsound->device->ds3dl.flDistanceFactor = DS3D_DEFAULTDISTANCEFACTOR;
	dsl->dsound->device->ds3dl.flRolloffFactor = DS3D_DEFAULTROLLOFFFACTOR;
	dsl->dsound->device->ds3dl.flDopplerFactor = DS3D_DEFAULTDOPPLERFACTOR;

	dsl->dsound->device->ds3dl_need_recalc = TRUE;

	*pdsl = dsl;
	return S_OK;
}