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[Home](./index.md) &gt; [@three3d/effect](./effect.md) &gt; [createCurveBandGeometryData](./effect.createcurvebandgeometrydata.md)

## createCurveBandGeometryData() function

根据曲线生成 BandGeometry 所需要的数据

**Signature:**

```typescript
export declare function createCurveBandGeometryData(curve: Curve<Vector3>, options: CreateBandGeometryDataOptions): {
    position: number[];
    normal: number[];
    uv: number[];
    index: number[];
    color: number[];
    lineDistance: number[];
    lengths: number[];
    points: Vector3[];
    tangents: Vector3[];
    normals: Vector3[];
    binormals: Vector3[];
};
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  curve | Curve&lt;Vector3&gt; |  |
|  options | [CreateBandGeometryDataOptions](./effect.createbandgeometrydataoptions.md) |  |

**Returns:**

{ position: number\[\]; normal: number\[\]; uv: number\[\]; index: number\[\]; color: number\[\]; lineDistance: number\[\]; lengths: number\[\]; points: Vector3\[\]; tangents: Vector3\[\]; normals: Vector3\[\]; binormals: Vector3\[\]; }