Alpha Filter Issues

ID:2690393
 
Jun 6 2021, 4:24 pm
Resolved
Alpha mask filters behaved incorrectly in several cases, especially when using MASK_SWAP.
BYOND Version:514.1543
Operating System:Windows 10 Home 64-bit
Web Browser:Chrome 91.0.4472.77
Applies to:Dream Seeker
Status: Resolved (514.1557)
This issue has been resolved.
Descriptive Problem Summary:
alpha filter doesn't work properly in a variety of instances

Numbered Steps to Reproduce Problem:
test case sent via pager

Code Snippet (if applicable) to Reproduce Problem:


Expected Results:

Actual Results:

Does the problem occur:
Every time? Or how often?
In other games?
In other user accounts?
On other computers?

When does the problem NOT occur?

Did the problem NOT occur in any earlier versions? If so, what was the last version that worked? (Visit http://www.byond.com/download/build to download old versions for testing.)

Workarounds:

Jun 7 2021, 3:31 pm
The only problems I'm seeing currently are cases where the swap flag is on, but I'm not sure what the bar in your example is for. Can you elaborate on what's wrong besides the two swap cases?
Jun 8 2021, 8:29 am
Lummox JR resolved issue with message:
Alpha mask filters behaved incorrectly in several cases, especially when using MASK_SWAP.