@Override
    public void registerProbe(LightProbe probe) {
        lightProbes.add(probe);
    }
This strategy returns the 3 closest probe from the rendered object.
<p>
Image based lighting will be blended between those probes in the shader according to their distance and range.

@author Nehon
jme3-core/src/main/java/com/jme3/light/WeightedProbeBlendingStrategy.java