07454: flytiger: Some peculiar properties of hi-score support in this game causes a strange behaviour of demo play.

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
07454	Plugins	Major	Always	Oct 16, 2019, 07:23	Oct 16, 2019, 22:21

Tester	VasiliyFamiliya	View Status	Public	Platform	MAME (Official Binary)
Assigned To	crazyc	Resolution	Fixed	OS	Windows 10 (64-bit)
Status [?]	Resolved			Driver	dooyong/dooyong.cpp
Version	0.214	Fixed in Version	0.215	Build	64-bit
		Fixed in Git Commit		Github Pull Request #

Summary	07454: flytiger: Some peculiar properties of hi-score support in this game causes a strange behaviour of demo play.
Description	If you have a .hi file left from earlier unfinished game session, the demo attract shows you the bug you can see in this video: https://drive.google.com/file/d/1WIpI3TUniogm9MNhmOCquXzxy5LxRf5B/view?usp=sharing
Steps To Reproduce	Beat the initial best score, and then escape from this game at its middle, without victory or losing. After that launch this game again.
Additional Information
Github Commit

Flags
Regression Version
Affected Sets / Systems	flytiger

Attached Files

No.17090 Tafoid Administrator Oct 16, 2019, 14:29	I was able to duplicate it, but unsure if it is a machine specific dat issue, or a problem with the Lua plugin. My initial research seems to suggest something is awry with Lua side of things, so setting confirmed for now.
No.17091 crazyc Developer Oct 16, 2019, 22:07	It's the dat file. "@:maincpu,program,d235,1,03,03" is likely a flag that indicates that it's safe to write the scores but also causes the bug. This can probably be replaced with the @delay mechanism but I don't know what the delay length should be.
No.17092 crazyc Developer Oct 16, 2019, 22:21	1.5 sec seems to work https://github.com/mamedev/mame/commit/f0c5429b95459475bc0bf63d358e7263b7b6ca62