@Override
    public Texture createSimpleClone() {
        Texture3D clone = new Texture3D();
        createSimpleClone(clone);
        return clone;
    }
Creates a new three-dimensional texture for the purpose of offscreen
rendering.

@see com.jme3.texture.FrameBuffer

@param width the desired width (in pixels)
@param height the desired height (in pixels)
@param depth the desired depth
@param numSamples the desired degree of multi-sampling (&ge;1)
@param format the desired format
jme3-core/src/main/java/com/jme3/texture/Texture3D.java