Placing Sounds In 3D Spaces (Part. 4 - Obstruction/Occlusion) - Wwise UE4 Integration 2020
Diffraction is what happen when sounds are blocked by objects while Transmission is what happens when sounds passes through objects. Wwise uses Volume, Low-Pass and High-Pass to simulate those.
Additional info about this video :
2:00 Here there is actually two Attenuation Spheres. Those two corresponds to the two Wwise Events (Play_SpeakerL and Play_SpeakerR) living in the StereoSpeakers Blueprint.
0:30 Obstruction Example
0:50 Obstruction Explication
1:20 Wwise Setup
1:40 Occlusion Explication
1:58 Attenuation Spheres Explication
2:42 Occlusion On Example
3:30 Occlusion Off Example