@three3d/volume/doc/api/volume.slicematerial.opacity.md

@three3d/volume 提供了 ThreeJS 的云效果，包括：点状云、线状云、热力云

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[Home](./index.md) &gt; [@three3d/volume](./volume.md) &gt; [SliceMaterial](./volume.slicematerial.md) &gt; [opacity](./volume.slicematerial.opacity.md)

## SliceMaterial.opacity property

透明度

**Signature:**

```typescript
get opacity(): number;

set opacity(value: number);
```

## Remarks

决定整体的透明度