@Override
            public void beforeRender() {
                extractMat.setFloat("ExposurePow", exposurePower);
                extractMat.setFloat("ExposureCutoff", exposureCutOff);
                if (glowMode != GlowMode.Scene) {
                    extractMat.setTexture("GlowMap", preGlowPass.getRenderedTexture());
                }
                extractMat.setBoolean("Extract", glowMode != GlowMode.Objects);
            }
Creates the bloom filter with the specified glow mode

@param glowMode the desired mode (default=Scene)
jme3-effects/src/main/java/com/jme3/post/filters/BloomFilter.java