# Scrawl-canvas v8 - Filters test 026

## Parameters for: Swirl filters

### To change image, drag-and-drop an image file over the canvas

Starts ('n%')
X:
Y:
Starts (n)
X:
Y:
Inner radius
'n%':
n:
Outer radius
'n%':
n:
Angle
Easing
Opacity

#### Test purpose

- Create a test Picture entity
- Create a swirl filter and apply it to the test entity
- Update filter attributes and observe the effect they have on the entity
- Check that the filter responds to easing updates, including user-defined easing algorithms

Touch test: not required

Annotated code