/// <summary>
/// ID's which child to make component to grow Octree towards point.
/// NOTE: returns -1 if component contains point.
/// If confused, probably easiest to chart input-outputs.
/// <summary>
private int optimalChildNum(OctreeComponent <T> component, Vector3 point)
{
if (component.contains(point))
{
return(-1);
}
if (point.x <= component.min.x)
{
if (point.y <= component.min.y)
{
if (point.z <= component.min.z)
{
return(1); /// (<,<,<)
}
else
{
return(5); /// (<,<,>)
}
}
else
{
if (point.z <= component.min.z)
{
return(3); /// (<,>,<)
}
else
{
return(7); /// (<,>,>)
}
}
}
else
{
if (point.y <= component.min.y)
{
if (point.z <= component.min.z)
{
return(0); /// (>,<,<)
}
else
{
return(4); /// (>,<,>)
}
}
else
{
if (point.z <= component.min.z)
{
return(2); /// (>,>,<)
}
else
{
return(6); /// (>,>,>)
}
}
}
}
/// <summary>
/// Mutator for a child.
/// Used by Octree in grow, Voxel in split.
/// NOTE: Private variable/public mutator is more safe than pure public variable.
/// Really wish C# allowed friend classes.
/// <summary>
public void setChild(int childNum, OctreeComponent <T> newChild)
{
children[childNum] = newChild;
}
