public float getMinFaultHeight() {
        return minFaultHeight;
    }
Create a heightmap with linear step faults.
@param size size of heightmap
@param iterations number of iterations
@param minFaultHeight Height modified on each side
@param maxFaultHeight Height modified on each side
jme3-terrain/src/main/java/com/jme3/terrain/heightmap/FaultHeightMap.java