small adaptions

src/Rendering/VBAP/Freefield/VAVBAPFreefieldAudioRenderer.cpp

@@ -393,6 +393,9 @@ void CVAVBAPFreeFieldAudioRenderer::HandleProcessStream( ITADatasourceRealizatio
 
 			double dOverallGain = pState->GetVolume( m_oParams.pCore->GetCoreConfig()->dDefaultAmplitudeCalibration );			// Lautsrke der Quelle einstellen
 			dOverallGain /= vSoundSource.Length();				// 1/r Gesetz
+			
+//			if (oPath->pSource->pData->bMuted || (bDSEnabled == false))
+//				fSoundSourceGain = 0.0f;
 
 			for( int k = 0; k < vdLoudspeakerGains.size(); k++ )		// anwenden
 			{

src/Reproduction/Ambisonics/VAReproductionAmbisonicsBinauralMixdown.cpp

@@ -67,6 +67,7 @@ CVAAmbisonicsBinauralMixdownReproduction::CVAAmbisonicsBinauralMixdownReproducti
 	, m_pDefaultHRIR(nullptr)
 	, m_matYinv(nullptr)
 	, m_orderMatrices()
+	, m_bBFormatIsInit(false)
 	, m_dTrackingDelaySeconds(0)
 {
 	CVAConfigInterpreter conf(*(m_oParams.pConfig));
@@ -585,7 +586,7 @@ void CVAAmbisonicsBinauralMixdownReproduction::UpdateScene(CVASceneState* pNewSt
 	
 	
 	
-	if (m_sRotationMode == "BFormat") {
+	if (m_sRotationMode == "BFormat" && m_bBFormatIsInit) {
 		//Calculate Rotation from Listener to Origin
 		//rotate ListenerUp to point Up in standard Up-Vector(0,1,0)
 		VistaQuaternion qUpToOrigin(vvListenerUp, vvStandardListenerUp);
@@ -759,6 +760,8 @@ void CVAAmbisonicsBinauralMixdownReproduction::UpdateScene(CVASceneState* pNewSt
 
 			pFilterChL->Release();
 			pFilterChR->Release();
+
+			m_bBFormatIsInit = true;
 		}
 	}
 	else {