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Document that farcall returns c in a for some code (#937)

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Colton G. Rushton
2022-06-17 23:30:53 -03:00
committed by GitHub
parent 6a9e929bf9
commit 84a3b335aa
1 changed files with 4 additions and 0 deletions
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4
engine/overworld/events.asm
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@@ -1085,9 +1085,13 @@ TryTileCollisionEvent::
call GetFacingTileCoord
ld [wFacingTileID], a
ld c, a
; CheckFacingTileForStdScript preserves c, and
; farcall copies c back into a.
farcall CheckFacingTileForStdScript
jr c, .done
; CheckCutTreeTile expects a == [wFacingTileID], which
; it still is after the previous farcall.
call CheckCutTreeTile
jr nz, .whirlpool
farcall TryCutOW