TASEmulators / TASEmulators/BizHawk
[SMSHawk] Phantasy Star sprite display regression
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- Dominant language
- C#
- Stars
- 2.8k
- Forks
- 468
- PR merge metrics
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Description
In Phantasy Star (UE) (Rev 3).sms (verified good ROM, MD5:1110938DF80F4E44C8213D7F85CFB5E6), BizHawk 2.8 shows part of the sprite of Odin in front of the sprite of Alis, when it should be behind it. In BizHawk 2.7 it is OK.

(edit: postimg.cc no longer hosts this GIF it seems)
Initially reported by ody on the TASVideos forums.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Reproduce the regression in BizHawk 2.8 using Phantasy Star (UE) (Rev 3).sms with the listed MD5, then compare the same scene in BizHawk 2.7. Start by tracing the SMSHawk sprite display and layering behavior around Odin and Alis. Done means Odin is rendered behind Alis as in BizHawk 2.7.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- csharp
- Domain
- game-dev
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 30/100