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fix(cluster): drop bogus AkAlloca and reset per-frame state #5

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fix(cluster): drop bogus AkAlloca and reset per-frame state #5

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3 changes: 2 additions & 1 deletion ObjectCluster/SoundEnginePlugin/Kmeans.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -351,7 +351,8 @@ void KMeans::setDistanceThreshold(float newValue) {
}

void KMeans::performClustering(const std::vector<ObjectPosition>& objects, unsigned int max_iterations) {
labels.resize(objects.size(), -1);
sse_values.clear();
labels.assign(objects.size(), -1);
maxClusters = determineMaxClusters(objects.size());
initializeCentroids(objects);

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4 changes: 2 additions & 2 deletions ObjectCluster/SoundEnginePlugin/Utilities.cpp
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Expand Up @@ -57,8 +57,8 @@ AkAudioObjectID Utilities::CreateOutputObject(const AkAudioObject* inobj, const
{
AkAudioObjectID outputObjKey = AK_INVALID_AUDIO_OBJECT_ID;
AkUInt32 numObjsOut = 1;
// Allocate space for a new output object
AkAudioObject* newObject = (AkAudioObject*)AkAlloca(sizeof(AkAudioObject*));
// CreateOutputObjects allocates the object and fills this slot
AkAudioObject* newObject = nullptr;
AkAudioObjects outputObjects;
outputObjects.uNumObjects = numObjsOut;
outputObjects.ppObjectBuffers = nullptr;
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