ocr: E visibility E life variation number variation Size Over Life E size variation velocity variation weight variation spin variation 200 motion rand. variatio 180 160 bounce variation 140 size over life 120 velocity over life 1000 weight over life 80 60 spin over life 40 motion rand. over life 20 bounce over life 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0