@Override
    public float getTrueHeightAtPoint(int x, int z) {
        //logger.fine( heightData[x + (z*size)]);
        return heightData[x + (z * size)];
    }
<code>getTrueHeightAtPoint</code> returns the non-scaled value at the
point provided.

@param x
           the x (east/west) coordinate.
@param z
           the z (north/south) coordinate.
@return the value at (x,z).
jme3-terrain/src/main/java/com/jme3/terrain/heightmap/AbstractHeightMap.java