[Bug]: Enemies get stuck in some tiles

[Zorjn]

SuperTux Version

SuperTux-v0.6.3-1622-g446e9f6aa

System Information

Windows 10 64-bit

Expected Behavior

The enemy gets trapped in specific tiles, such as these:

The enemy is not supposed to remain stuck in motion.

Actual Behavior

The enemy is not supposed to remain stuck in motion.

Steps To Reproduce Actual Behavior

By using certain curved snow or cave tiles enemies get stuck-in-motion there.

Additional Information

No response

Guidelines For Reporting Issues

• I have read https://github.com/SuperTux/supertux/blob/master/CONTRIBUTING.md#bug-reports.
• I have verified this isn't an issue that's already been reported.
• I have verified this isn't a discussion, or an issue about a crash or a feature request, but rather an actual bug ─ that is, the game did something not intended.
• I have verified this issue is not about wrong translations (use Transifex for those), or anything unsupported (e.g. third-party add-ons).
• In this report, I have only included details about one (1) bug.
• If I make a mistake while submitting this report, I agree to use the "Edit" feature to correct it, instead of closing this issue and opening a new one.

[mederand]

Hi, for my software engineering class at University, I must contribute to a couple of open-source issues. I'd like to be assigned to this issue and try to submit a fix in the next couple of weeks if that's possible. Thanks!

[tobbi]

Hi, for my software engineering class at University, I must contribute to a couple of open-source issues. I'd like to be assigned to this issue and try to submit a fix in the next couple of weeks if that's possible. Thanks!

I've assigned this issue to you. If you have any questions, feel free to ask here or on our Discord server.