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
To note: Javascript is not running in this browser environment. The canvas element is ignored; instead a placeholder image displays where the canvas would have appeared.
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