<Android MaterialCardView's drop shadow/elevation ...

# stackoverflow

[user]

Android MaterialCardView's drop shadow/elevation disappears when rotating it 180 degrees
Summarize the problem:
I am working on a paint app, and in this app, the user has the option to rotate the canvas, this feature can be useful in some scenarios.
The problem I am having, is that when I rotate the CardView, which hosts the canvas/bitmap, 180 degrees -- the drop shadow gets lost. I do not get this problem when I rotate the CardView 90 degrees, only 180 degrees.
Describe what you've tried
I've tried many things, such as giving the CardView more space so that the drop shadow will...