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[Home](./index.md) &gt; [@three3d/effect](./effect.md) &gt; [CreateBandGeometryDataOptions](./effect.createbandgeometrydataoptions.md)

## CreateBandGeometryDataOptions interface

**Signature:**

```typescript
export interface CreateBandGeometryDataOptions extends Omit<BandGeometryOptions, "startLength" | "up"> 
```
**Extends:** Omit&lt;[BandGeometryOptions](./effect.bandgeometryoptions.md)<!-- -->, "startLength" \| "up"&gt;

## Properties

|  Property | Modifiers | Type | Description |
|  --- | --- | --- | --- |
|  [connectPre?](./effect.createbandgeometrydataoptions.connectpre.md) |  | boolean \| null | _(Optional)_ 是否拼接以前的索引 |
|  [preIndex?](./effect.createbandgeometrydataoptions.preindex.md) |  | number | _(Optional)_ 上一个点的索引 |
|  [preLength?](./effect.createbandgeometrydataoptions.prelength.md) |  | number | _(Optional)_ 上一个点的长度 |
|  [prePoint?](./effect.createbandgeometrydataoptions.prepoint.md) |  | Vector3 \| null | _(Optional)_ 上一个顶点 |
|  [up](./effect.createbandgeometrydataoptions.up.md) |  | Vector3 | 起点处的向上的方向 |