hytopia/docs/server.particleemitter.alphatest.md

The HYTOPIA SDK makes it easy for developers to create massively multiplayer games using JavaScript or TypeScript.

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[Home](./index.md) &gt; [server](./server.md) &gt; [ParticleEmitter](./server.particleemitter.md) &gt; [alphaTest](./server.particleemitter.alphatest.md)

## ParticleEmitter.alphaTest property

The alpha test value, discards particle texture pixels with alpha opacity less than this value.

**Signature:**

```typescript
get alphaTest(): number | undefined;
```