<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[Home](./index.md) &gt; [@three3d/effect](./effect.md) &gt; [lengthDrawRange\_Mender](./effect.lengthdrawrange_mender.md)

## lengthDrawRange\_Mender() function

针对于一切带有 lineDistance attribute 的几何体的材质的 shader 的修改器

**Signature:**

```typescript
export declare function lengthDrawRange_Mender(shader: Shader): void;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  shader | Shader |  |

**Returns:**

void

## Remarks

Mender 都是用于 `createOnBeforeCompile` 方法的 对于除 LineDashedMaterial 之外的材质的顶点着色器增加的代码