stacked tnt explode at the wrong height

[pwouik]

Expected Behavior

tnts at the exact same position explode at the same position

Actual Behavior

stacked tnt can explode a bit higher,somtime more than 1 block, outside water

Reproduction Steps

1.summon a bunch of tnt at one spot in a 1 high water pool
execute as @e[type=minecraft:minecart] run summon tnt ~ ~2 ~-3 {Fuse:20}
2.it blow up blocks on top

Attachments

[Devan-Kerman]

isn't this a vanilla bug?

[pwouik]

No,I tested in vanilla,it didn't happened and then I removed mods to test and it was lithium because it work well without

[2No2Name]

Which Minecraft version and which mod version did you use? The tnt behavior regarding that was changed times in the last few months in vanilla as well.

[2No2Name]

I was able to reproduce this in 1.16.1.

lithium #66.zip

[2No2Name]

Okay I fixed the bug, thank you for the report. It was caused by mojang's special case fix for tnt eye height not being added to the optimized implementation in lithium. Pullrequest will be opened soon.

[jellysquid3]

Fixed with mc1.16.1-0.5.0.