public TextureCubeMap getPrefilteredEnvMap() {
        return prefilteredEnvMap;
    }
returns the prefiltered environment map texture of this light probe
Note that this Texture may not have image data yet if the LightProbe is not ready
@return the prefiltered environment map
jme3-core/src/main/java/com/jme3/light/LightProbe.java