private static unsafe int[] ProducedPrimitivesCountPerSubTree(BoundingVolumeHierarchy.Node *nodes, int nodeCount)
{
int[] primitivesPerNode = Enumerable.Repeat(0, nodeCount).ToArray();
for (int nodeIndex = nodeCount - 1; nodeIndex >= 0; nodeIndex--)
{
BoundingVolumeHierarchy.Node node = nodes[nodeIndex];
if (node.IsLeaf)
{
primitivesPerNode[nodeIndex] = node.NumValidChildren();
}
else
{
primitivesPerNode[nodeIndex] =
primitivesPerNode[node.Data[0]] + primitivesPerNode[node.Data[1]] +
primitivesPerNode[node.Data[2]] + primitivesPerNode[node.Data[3]];
}
}
return(primitivesPerNode);
}
private static unsafe NativeArray <int> ProducedPrimitivesCountPerSubTree(BoundingVolumeHierarchy.Node *nodes, int nodeCount)
{
var primitivesPerNode = new NativeArray <int>(nodeCount, Allocator.Temp);
for (int nodeIndex = nodeCount - 1; nodeIndex >= 0; nodeIndex--)
{
BoundingVolumeHierarchy.Node node = nodes[nodeIndex];
if (node.IsLeaf)
{
primitivesPerNode[nodeIndex] = node.NumValidChildren();
}
else
{
primitivesPerNode[nodeIndex] =
primitivesPerNode[node.Data[0]] + primitivesPerNode[node.Data[1]] +
primitivesPerNode[node.Data[2]] + primitivesPerNode[node.Data[3]];
}
}
return(primitivesPerNode);
}