VelocityOverLifetimeModule 的脚本界面。
此模块会在粒子生命周期内设置粒子的速度。
其他资源：ParticleSystem、ParticleSystem.velocityOverLifetime。
| enabled | 指定 VelocityOverLifetimeModule 是否启用或禁用。 |
| orbitalOffsetX | 为轨道速度和径向速度指定一个自定义旋转中心。 |
| orbitalOffsetXMultiplier | _orbitalOffsetX 的一个乘数。 |
| orbitalOffsetY | 为轨道速度和径向速度指定一个自定义旋转中心。 |
| orbitalOffsetYMultiplier | _orbitalOffsetY 的一个乘数。 |
| orbitalOffsetZ | 为轨道速度和径向速度指定一个自定义旋转中心。 |
| orbitalOffsetZMultiplier | _orbitalOffsetY 的一个乘数。 |
| orbitalX | 根据生命周期围绕 x 轴控制粒子速度的曲线。 |
| orbitalXMultiplier | 沿着 x 轴的速度乘数。 |
| orbitalY | 根据生命周期围绕 y 轴控制粒子速度的曲线。 |
| orbitalYMultiplier | 沿着 y 轴的速度乘数。 |
| orbitalZ | 根据生命周期围绕 z 轴控制粒子速度的曲线。 |
| orbitalZMultiplier | 沿着 z 轴的速度乘数。 |
| radial | 根据生命周期控制粒子速度的曲线，远离中心位置。 |
| radialMultiplier | ParticleSystem.VelocityOverLifetimeModule.radial 的一个乘数。 |
| space | 指定速度是在局部空间（随变换旋转）中还是在世界空间中。 |
| speedModifier | 根据生命周期控制粒子速度的曲线，但不影响粒子的方向。 |
| speedModifierMultiplier | ParticleSystem.VelocityOverLifetimeModule.speedModifier 的一个乘数。 |
| x | 根据生命周期在 x 轴上控制粒子速度的曲线。 |
| xMultiplier | ParticleSystem.VelocityOverLifetimeModule.x 的一个乘数。 |
| y | 根据生命周期在 y 轴上控制粒子速度的曲线。 |
| yMultiplier | ParticleSystem.VelocityOverLifetimeModule.y 的一个乘数。 |
| z | 根据生命周期在 z 轴上控制粒子速度的曲线。 |
| zMultiplier | ParticleSystem.VelocityOverLifetimeModule.z 的乘法器。 |
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