Halation & grain still present with "toggle" option
**Description**
Write a clear and concise description of the bug here:
When I click on the "toggle split view" button, the Halation & Grain are still active on the left part of the image. It would be more logical to remove them from this left part.
**Reproduction Steps**
How do you trigger this bug? Please walk us through it step by step:
1. Activating Halation
2.Clicking Toggle Split View
3.
**Device Type**
[V] Desktop
[] Mobile
[] Tablet
**Browser**
[] Chrome
[V] Firefox
[] Safari
[] Edge
**Operating System**
[] MacOS
[V] Windows
[] Linux
[] iOS
[] Android
