# Weather Controller
Presented by `IWeatherController` interface, this system allows to start or stop raining, start or stop wind and change their intensity.
To use this system, just drag `WeatherController` prefab onto your game scene and set it up as you wish:
WeatherController prefab
### Parameters in inspector
Parameters in inspector
**Rain Particles** – reference to rain object. Plese, don't change it.
**Initial Weather** – initial rain state. It can be None, RainingLight, RainingMedium or RainingHeavy.
**Initial Wind State** – initial wind power. It can be None, Light, Medium or Heavy.
***
You can also use this system via code. For this, inject `IWeatherController` interface into your class and call needed methods.
### Available methods
```csharp
void SetWeatherState(WeatherState weatherState, float fadeDuration = 3f)
```
*This method allows to set current weather state. It can be None, RainingLight, RainingMedium or RainingHeavy. You can also set certain weather change time by **fadeDuration** parameter.*
*Example:*
```csharp
weatherController.SetWeatherState(WeatherState.RainingHeavy, 5f);
```
***
```csharp
void SetWindState(WindState windState)
```
This method allows to set current wind power. *It can be None, Light, Medium or Heavy.*
*Example:*
```csharp
weatherController.SetWindState(WindState.Medium);
```
***
{% hint style="info" %}
You can see how it works on the `WeatherTestScene`, which is situated in `Assets/Heroic Engine/Example/Scenes` directory.
{% endhint %}
