Descriptive Problem Summary:
vis-x and vis-y show inaccurate values

Numbered Steps to Reproduce Problem:
add matrix to object
check for vis-x and vis-y when you click
find out its inaccurate

Code Snippet (if applicable) to Reproduce Problem:
https://github.com/Fikou/basic-test-project/tree/test-slash

Expected Results:
vis-x and vis-y show where you clicked accounting for matrices

Actual Results:
vis-x and vis-y show random values

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:
calculating matrix decomposition on your own