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Smooth reverb wet level on room edges

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Atlante45 2014-12-11 12:33:40 -08:00
parent 3301ad64f4
commit 1f35e130ef
1 changed files with 11 additions and 1 deletions
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12
assignment-client/src/audio/AudioMixer.cpp
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@ -475,10 +475,20 @@ void AudioMixer::sendAudioEnvironmentPacket(SharedNodePointer node) {
for (int i = 0; i < _zoneReverbSettings.size(); ++i) {
AudioMixerClientData* data = static_cast<AudioMixerClientData*>(node->getLinkedData());
glm::vec3 streamPosition = data->getAvatarAudioStream()->getPosition();
if (_audioZones[_zoneReverbSettings[i].zone].contains(streamPosition)) {
AABox box = _audioZones[_zoneReverbSettings[i].zone];
if (box.contains(streamPosition)) {
hasReverb = true;
reverbTime = _zoneReverbSettings[i].reverbTime;
wetLevel = _zoneReverbSettings[i].wetLevel;
// Modulate wet level with distance to wall
float MIN_ATTENUATION_DISTANCE = 2.0f;
float MAX_ATTENUATION = 0.75f;
glm::vec3 distanceToWalls = (box.getDimensions() / 2.0f) - glm::abs(streamPosition - box.calcCenter());
float distanceToClosestWall = glm::min(distanceToWalls.x, distanceToWalls.z);
if (distanceToClosestWall < MIN_ATTENUATION_DISTANCE) {
wetLevel *= 1.0f - MAX_ATTENUATION * (1.0f - distanceToClosestWall / MIN_ATTENUATION_DISTANCE);
}
break;
}
}