public void update(float tpf) { if (isSnowing) { snowParticleEmitter.setLocalTranslation(sim.getCar().getPosition()); if (snowingPercentageHasChanged) { snowParticleEmitter.setPercentage(snowingPercentage); System.out.println("snowing intensity: " + snowingPercentage); snowingPercentageHasChanged = false; } } if (isRaining) { rainParticleEmitter.setLocalTranslation(sim.getCar().getPosition()); if (rainingPercentageHasChanged) { rainParticleEmitter.setPercentage(rainingPercentage); System.out.println("raining intensity: " + rainingPercentage); rainingPercentageHasChanged = false; } } if (isFog) { if (fogPercentageHasChanged) { for (FogFilter fogFilter : fogFilterList) fogFilter.setFogDensity(2.0f * (fogPercentage / 100f)); System.out.println("fog intensity: " + fogPercentage); fogPercentageHasChanged = false; } } }