# Vec3.rotateY

Rotate a vector around the Y axis.

**Kind:** Function

**Environments:** Game, Terrain

## Game

``` { .lua .api-signature }
vec3:rotateY( angle )
```

[Open the full Game reference](../Game-Script-Environment/Userdata/Vec3.md#rotatey)

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `vector` | [Vec3](../Game-Script-Environment/Userdata/Vec3.md) | The vector. |
| `angle` | number | The angle. |

**Returns:**

| Type | Description |
| --- | --- |
| [Vec3](../Game-Script-Environment/Userdata/Vec3.md) | The rotated vector. |

## Terrain

``` { .lua .api-signature }
vec3:rotateY( angle )
```

[Open the full Terrain reference](../Terrain-Script-Environment/Userdata/Vec3.md#rotatey)

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `vector` | [Vec3](../Terrain-Script-Environment/Userdata/Vec3.md) | The vector. |
| `angle` | number | The angle. |

**Returns:**

| Type | Description |
| --- | --- |
| [Vec3](../Terrain-Script-Environment/Userdata/Vec3.md) | The rotated vector. |