UnmaskForUGUI
===

Reverse mask for uGUI element in Unity.

![](https://user-images.githubusercontent.com/12690315/46914021-c6c9dd00-cfd2-11e8-9698-6332bac8fef5.png)

[![](https://img.shields.io/github/release/mob-sakai/UnmaskForUGUI.svg?label=latest%20version)](https://github.com/mob-sakai/UnmaskForUGUI/releases)
[![](https://img.shields.io/github/release-date/mob-sakai/UnmaskForUGUI.svg)](https://github.com/mob-sakai/UnmaskForUGUI/releases)
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[![PRs Welcome](https://img.shields.io/badge/PRs-welcome-orange.svg)](http://makeapullrequest.com)

<< [Description](#Description) | [WebGL Demo](#demo) | [Download](https://github.com/mob-sakai/UnmaskForUGUI/releases) | [Usage](#usage) >>

### What's new? [See changelog ![](https://img.shields.io/github/release-date/mob-sakai/UnmaskForUGUI.svg?label=last%20updated)](https://github.com/mob-sakai/UnmaskForUGUI/blob/develop/CHANGELOG.md)
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<br><br><br><br>
## Description

Unmask provides the following features:
1. Reverse mask
2. Ray through the unmasked rectangle
3. Following another object
4. Support nesting

| Component | Features | Screenshot |
|-|-|-|
|**Unmask**|Reverse masking for parent Mask component.<br><br>**Auto Fit Target:** Fit graphic's transform to target transform on LateUpdate.<br>**Show Unmask Graphic:** Show the graphic that is associated with the unmask render area.|<img src="https://user-images.githubusercontent.com/12690315/46914022-c6c9dd00-cfd2-11e8-97b7-bb5678dc3042.png" width="600px">|
|**UnmaskRaycastFilter**|The ray Passes through the unmasked rectangle.<br>You can click on the unmasked button on the back side.|<img src="https://user-images.githubusercontent.com/12690315/46914023-c6c9dd00-cfd2-11e8-9c66-985e4892cb64.png" width="600px">|



<br><br><br><br>
## Demo

[WebGL Demo](http://mob-sakai.github.io/UnmaskForUGUI)

![demo](https://user-images.githubusercontent.com/12690315/46986251-4e296480-d129-11e8-8e3a-2bb0e5fbe533.gif)



<br><br><br><br>
## Usage

1. Download `*.unitypackage` from [Releases](https://github.com/mob-sakai/UnmaskForUGUI/releases).
2. Import the package into your Unity project. Select `Import Package > Custom Package` from the `Assets` menu.  
![](https://user-images.githubusercontent.com/12690315/46570979-edbb5a00-c9a7-11e8-845d-c5ee279effec.png)
3. Add Unmask component to the UI element (Image, RawImage, Text, etc...) under Mask, from `Add Component` in inspector or `Component > UI > Unmask > Unmask` menu.
4. If you want to unmask the area of the button, follow the steps below:
    * Set the button to `Fit Target` in Unmask component.
    * If the button moves with animation etc., enable `Fit On LateUpdate` in Unmask component.
    * Add a UnmaskRaycastFilter component to UI element blocking ray.
    * Set the Unmask to `Unmask` in UnmaskRaycastFilter component.
    * Disable `RaycastTarget` of the UI elements, as necessary.  
![](https://user-images.githubusercontent.com/12690315/46986095-8a0ffa00-d128-11e8-83ac-9151e2d8635d.gif)
1. Enjoy!


##### Requirement

* Unity 5.5+ *(included Unity 2018.x)*
* No other SDK are required



<br><br><br><br>
## Example of using

| Case | Description |Screenshot |
|-|-|-|
|Unmasked text|Black screen is cut out with unmasked text.|![](https://user-images.githubusercontent.com/12690315/46914021-c6c9dd00-cfd2-11e8-9698-6332bac8fef5.png)|
|Hole|Black screen is cut out with unmasked Image.|![](https://user-images.githubusercontent.com/12690315/46985696-9b580700-d126-11e8-9b4a-3d66180c9562.png)|
|Tutorial button|In tutorial, only specific button can be pressed.|![](https://user-images.githubusercontent.com/12690315/46983810-30560280-d11d-11e8-86d5-b25117740df4.png)|
|Transition|Transition effect with silhouette.|![](https://user-images.githubusercontent.com/12690315/46983811-30560280-d11d-11e8-8d81-b38679cf9970.gif)|



<br><br><br><br>
## License

* MIT
* © UTJ/UCL



## Author

[mob-sakai](https://github.com/mob-sakai)



## See Also

* GitHub page : https://github.com/mob-sakai/UnmaskForUGUI
* Releases : https://github.com/mob-sakai/UnmaskForUGUI/releases
* Issue tracker : https://github.com/mob-sakai/UnmaskForUGUI/issues
* Current project : https://github.com/mob-sakai/UnmaskForUGUI/projects/1
* Change log : https://github.com/mob-sakai/UnmaskForUGUI/blob/master/CHANGELOG.md
