private void updateHud() {
        passes.setText("Passes = " + bloom.getNumSamplingPasses());
        factor.setText("Glow Factor = " + floatToString(bloom.getGlowFactor(), 5));
        bilinear.setText("Bilinear Filtering = " + bloom.isBilinearFiltering());
        power.setText("Emission Power = " + floatToString(emissionPower, 5));
        intensity.setText("Emission Intensity = " + floatToString(emissionIntensity, 5));
    }
Tests {@link SoftBloomFilter} with HDR.
<p>
Note: the camera is pointed directly at the ground, which is completely
black for some reason.

@author codex
jme3-examples/src/main/java/jme3test/post/TestSoftBloom.java