Unity 拖尾烟尘效果及参数展示

亮点：在移动特效过后 ，粒子会顺着惯性继续向前移动一小段距离。

以unity-URP管线为例，下图是Particle System参数分享：

 Start Color参数：

UnityEditor.GradientWrapperJSON:{"gradient":{"serializedVersion":"2","key0":{"r":1.0,"g":1.0,"b":1.0,"a":0.07058823853731156},"key1":{"r":1.0,"g":1.0,"b":1.0,"a":0.0470588244497776},"key2":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key3":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key4":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key5":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key6":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key7":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"ctime0":0,"ctime1":65535,"ctime2":0,"ctime3":0,"ctime4":0,"ctime5":0,"ctime6":0,"ctime7":0,"atime0":0,"atime1":65535,"atime2":0,"atime3":0,"atime4":0,"atime5":0,"atime6":0,"atime7":0,"m_Mode":0,"m_ColorSpace":0,"m_NumColorKeys":2,"m_NumAlphaKeys":2}}

Color over Lifetime参数：

UnityEditor.GradientWrapperJSON:{"gradient":{"serializedVersion":"2","key0":{"r":1.0,"g":1.0,"b":1.0,"a":0.0},"key1":{"r":1.0,"g":1.0,"b":1.0,"a":0.9686274528503418},"key2":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key3":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key4":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key5":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key6":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"key7":{"r":0.0,"g":0.0,"b":0.0,"a":0.0},"ctime0":0,"ctime1":65535,"ctime2":0,"ctime3":0,"ctime4":0,"ctime5":0,"ctime6":0,"ctime7":0,"atime0":0,"atime1":8096,"atime2":65535,"atime3":65535,"atime4":0,"atime5":0,"atime6":0,"atime7":0,"m_Mode":0,"m_ColorSpace":-1,"m_NumColorKeys":2,"m_NumAlphaKeys":3}}