protected OctreeEntry <T> SetChild(int index, T node)
{
if (children[index] != null)
{
// The entry already exists
children[index].entry = node;
return(children[index]);
}
OctreeEntry <T> fish = treeBase.entryPool.Catch();
// Find the new child min
int xMinimum, yMinimum, zMinimum;
MinOfChildIndex(index, out xMinimum, out yMinimum, out zMinimum);
// change the min from local to world space
float xWorldMinimum = xMinimum * treeBase.leafDimensions.x;
float yWorldMinimum = yMinimum * treeBase.leafDimensions.y;
float zWorldMinimum = zMinimum * treeBase.leafDimensions.z;
// change the min from local to world space
float xWorldMaximum = xWorldMinimum + treeBase.leafDimensions.x;
float yWorldMaximum = yWorldMinimum + treeBase.leafDimensions.y;
float zWorldMaximum = zWorldMinimum + treeBase.leafDimensions.z;
// Initialize the new node with world space bounds
fish.Initialize(node, xMinimum, yMinimum, zMinimum, new Vector3(xWorldMinimum, yWorldMinimum, zWorldMinimum), new Vector3(xWorldMaximum, yWorldMaximum, zWorldMaximum));
// Set index to the child
children[(int)index] = fish;
// Increase the child counter
++childCount;
// Set the OctryEnty's value to what was passed
children[(int)index].entry = node;
return(children[(int)index]);
}
private void CreateEntryAtIndex(int index)
{
if (children[index] != null)
{
return;
}
OctreeEntry <T> fish = treeBase.entryPool.Catch();
// Find the new child min
int xMinimum, yMinimum, zMinimum;
MinOfChildIndex(index, out xMinimum, out yMinimum, out zMinimum);
// change the min from local to world space
float minX = xMinimum * treeBase.leafDimensions.x;
float minY = yMinimum * treeBase.leafDimensions.y;
float minZ = zMinimum * treeBase.leafDimensions.z;
// Initialize the new node with world space bounds
fish.Initialize(default(T), xMinimum, yMinimum, zMinimum, new Vector3(minX, minY, minZ), new Vector3(minX + treeBase.leafDimensions.x, minY + treeBase.leafDimensions.y, minZ + treeBase.leafDimensions.z));
// Set index to the child
children[(int)index] = fish;
}