@three3d/volume/doc/api/volume.slicemesh.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; [SliceMesh](./volume.slicemesh.md)

## SliceMesh class

呈现3D图像切片的Mesh

**Signature:**

```typescript
export declare class SliceMesh extends Mesh 
```
**Extends:** Mesh

## Remarks

专用于 

虽然  也可以用于普通的 Mesh；但如果使用 SliceMesh ，则可以减少很多切片材质 和 geometry 同步操作；

## Constructors

|  Constructor | Modifiers | Description |
|  --- | --- | --- |
|  [(constructor)(options)](./volume.slicemesh._constructor_.md) |  | Constructs a new instance of the <code>SliceMesh</code> class |

## Properties

|  Property | Modifiers | Type | Description |
|  --- | --- | --- | --- |
|  [\_geometry](./volume.slicemesh._geometry.md) | <code>protected</code> | BufferGeometry |  |
|  [\_material](./volume.slicemesh._material.md) | <code>protected</code> | [SliceMaterial](./volume.slicematerial.md) |  |
|  [autoUpdateGeometry](./volume.slicemesh.autoupdategeometry.md) |  | boolean | 是否自动更新几何体 |
|  [axis](./volume.slicemesh.axis.md) |  | import("type-tls").Axis | 轴 |
|  [depth](./volume.slicemesh.depth.md) |  | number | 轴上的坐标值 |
|  [isSliceMesh](./volume.slicemesh.isslicemesh.md) | <code>readonly</code> | (not declared) |  |
|  [map](./volume.slicemesh.map.md) |  | import("@three3d/tools").Texture3D \| null | 三维的纹理 |
|  [material](./volume.slicemesh.material.md) |  | [SliceMaterial](./volume.slicematerial.md) |  |
|  [sliceSize](./volume.slicemesh.slicesize.md) | <code>readonly</code> | import("three").Vector2 | 切片的尺寸 |

## Methods

|  Method | Modifiers | Description |
|  --- | --- | --- |
|  [updateGeometry()](./volume.slicemesh.updategeometry.md) |  | 更新几何体 |