public static float[] floor(float[] fs) {
        float[] retval = new float[fs.length];
        for (int i = 0; i < fs.length; i++) {
            retval[i] = ShaderUtils.floor(fs[i]);
        }
        return retval;
    }
A private constructor to inhibit instantiation of this class.
jme3-terrain/src/main/java/com/jme3/terrain/noise/ShaderUtils.java