@three3d/tools/doc/api/tools.yawpitchroll.roll.md

@three3d/tools 提供了 ThreeJS 常用的工具库

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## YawPitchRoll.roll property

横滚角

**Signature:**

```typescript
roll: number;
```

## Remarks

- 旋转轴 后方向量 - 起始向量：上方向量