public void setEdgeIntensity(float edgeIntensity) {
        this.edgeIntensity = edgeIntensity;
        if (material != null) {
            material.setFloat("EdgeIntensity", edgeIntensity);
        }
    }
sets the edge intensity<br>
Defines how visible the outlined edges will be

@param edgeIntensity the desired intensity (default=1)
jme3-effects/src/main/java/com/jme3/post/filters/CartoonEdgeFilter.java