// Updates room properties with the given |reverbProbe|. For a reverb probe, the room properties
// are used only in computing the distance attenuation.
private static void UpdateRoomProperties(ResonanceAudioReverbProbe reverbProbe)
{
Vector3 scale = Vector3.zero;
if (reverbProbe.runtimeApplicationRegionShape ==
ResonanceAudioReverbProbe.ApplicationRegionShape.Sphere)
{
// Use the minimum enclosing cube of the sphere for distance attenuation.
var diameter = 2.0f * reverbProbe.GetScaledSphericalApplicationRegionRadius();
scale = diameter * Vector3.one;
}
else
{
scale = reverbProbe.GetScaledBoxApplicationRegionSize();
}
FillGeometryOfRoomProperties(reverbProbe.transform.position, reverbProbe.transform.rotation,
scale);
// Surface materials are not needed for reverb probes.
var surfaceMaterial = ResonanceAudioRoomManager.SurfaceMaterial.Transparent;
FillWallMaterialsOfRoomProperties(surfaceMaterial, surfaceMaterial, surfaceMaterial,
surfaceMaterial, surfaceMaterial, surfaceMaterial);
// Reflectivity is not a responsibility of reverb probes.
float reflectivity = 0.0f;
FillModifiersOfRoomProperties(reverbProbe.reverbGainDb, reverbProbe.reverbTime,
reverbProbe.reverbBrightness, reflectivity);
}
// Returns room properties of the given |reverbProbe|. For a reverb probe, the room properties
// are used only in computing the distance attenuation.
private static RoomProperties GetRoomProperties(ResonanceAudioReverbProbe reverbProbe)
{
RoomProperties roomProperties = new RoomProperties();
Vector3 scale;
if (reverbProbe.runtimeApplicationRegionShape ==
ResonanceAudioReverbProbe.ApplicationRegionShape.Sphere)
{
// Use the minimum enclosing cube of the sphere for distance attenuation.
var diameter = 2.0f * reverbProbe.GetScaledSphericalApplicationRegionRadius();
scale = new Vector3(diameter, diameter, diameter);
}
else
{
scale = reverbProbe.GetScaledBoxApplicationRegionSize();
}
FillGeometryOfRoomProperties(reverbProbe.transform.position, reverbProbe.transform.rotation,
scale, ref roomProperties);
float reflectivity = 0.0f; // Reflectivity is not a responsibility of reverb probes.
FillModifiersOfRoomProperties(reverbProbe.reverbGainDb, reverbProbe.reverbTime,
reverbProbe.reverbBrightness, reflectivity, ref roomProperties);
return(roomProperties);
}
/// Returns whether the listener is currently inside the application region of the given
/// |reverb_probe|, subject to the visibility test if |reverbProbe.onlyWhenVisible| is true.
private static bool IsListenerInsideVisibleReverbProbe(ResonanceAudioReverbProbe reverbProbe)
{
Transform listenerTransform = ResonanceAudio.ListenerTransform;
if (listenerTransform != null)
{
Vector3 relativePosition = listenerTransform.position - reverbProbe.transform.position;
// First the containing test.
if (reverbProbe.runtimeApplicationRegionShape ==
ResonanceAudioReverbProbe.ApplicationRegionShape.Sphere)
{
if (relativePosition.magnitude > reverbProbe.GetScaledSphericalApplicationRegionRadius())
{
return(false);
}
}
else
{
Quaternion rotationInverse = Quaternion.Inverse(reverbProbe.transform.rotation);
bounds.size = reverbProbe.GetScaledBoxApplicationRegionSize();
if (!bounds.Contains(rotationInverse * relativePosition))
{
return(false);
}
}
// Then the visibility test.
if (reverbProbe.onlyApplyWhenVisible)
{
if (ResonanceAudio.ComputeOcclusion(reverbProbe.transform) > 0.0f)
{
return(false);
}
}
return(true);
}
return(false);
}
