# operator +(SphericalHarmonicsL2, SphericalHarmonicsL2)

> Adds two spherical harmonics.

## Definition

* **Type:** Operator
* **Namespace:** [UnityEngine.Rendering](/engine/6000.5/script-reference/unityengine/rendering.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public static SphericalHarmonicsL2 operator +(SphericalHarmonicsL2 lhs, SphericalHarmonicsL2 rhs)
```

### Parameters

**** (\[SphericalHarmonicsL2]\(/engine/6000.5/script-reference/unityengine/rendering/sphericalharmonicsl2)): **** (\[SphericalHarmonicsL2]\(/engine/6000.5/script-reference/unityengine/rendering/sphericalharmonicsl2)): 

### Returns

| Type                                                                                                  | Description |
| ----------------------------------------------------------------------------------------------------- | ----------- |
| [SphericalHarmonicsL2](/engine/6000.5/script-reference/unityengine/rendering/sphericalharmonicsl2.md) |             |