# setActiveMaterial

#### setActiveMaterial

Sets the active material of an object.

#### Signature

```typescript
setActiveMaterial(objectName: string, materialName: string): Promise<void>
```

#### Parameters

| Name           | Type     | Required | Description                      |
| -------------- | -------- | -------- | -------------------------------- |
| `objectName`   | `string` | Yes      | Name of the object               |
| `materialName` | `string` | Yes      | Name of the material to activate |

#### Returns

`Promise<void>`

#### Usage

```javascript
await api.setActiveMaterial("Chair", "Leather Red");
```

#### Notes

* The material must already be assigned to the object
* Does NOT trigger the `configurator_state_change` event
* Use `setConfigurationState()` if you need the event to fire


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://help.vectary.com/api/model-api/api-reference/setactivematerial.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.