Emissioon モジュールのスクリプトインターフェース
| burstCount | Burst の現在の数 |
| enabled | Emission モジュールの有効/無効を切り替えます |
| rateOverDistance | The rate at which new particles are spawned, over distance. |
| rateOverDistanceMultiplier | Change the rate over distance multiplier. |
| rateOverTime | The rate at which new particles are spawned, over time. |
| rateOverTimeMultiplier | Change the rate over time multiplier. |