From 234240387a7afb00ba013050f182f8578c894026 Mon Sep 17 00:00:00 2001
From: VariantXYZ <VariantXYZ@users.noreply.github.com>
Date: Tue, 11 Jul 2023 22:18:55 -0700
Subject: [PATCH] Add disassembly for functions related to Minigame A
 scoreboard

---
 game/src/minigames/core.asm | 148 +++++++++++++++++++++++++++++++++++-
 1 file changed, 146 insertions(+), 2 deletions(-)

diff --git a/game/src/minigames/core.asm b/game/src/minigames/core.asm
index eacfb7fe..b4e98750 100644
--- a/game/src/minigames/core.asm
+++ b/game/src/minigames/core.asm
@@ -96,7 +96,7 @@ MinigameAMappingState::
   ld b, 0
   ld c, 0
   ld hl, $9824
-  call $4374
+  call MinigameADrawScore
   call $43A1
   ld a, 1
   ld [$C0C0], a
@@ -119,7 +119,7 @@ MinigameAPrepareFadeInState::
   jp IncSubStateIndex
 
 MinigameADoFadeInState::
-  call $4404
+  call MinigameASetupScoreBoard
   call $41AB
   ld a, 1
   ld [W_OAM_SpritesReady], a
@@ -131,6 +131,150 @@ MinigameADoFadeInState::
   ld [$C835], a
   jp IncSubStateIndex
 
+SECTION "Minigame A State Machine 2", ROMX[$4404], BANK[$14]
+MinigameASetupScoreBoard::
+; TODO: Annotate
+  ld a, [$C840]
+  or a
+  jr nz, .draw_score
+  ld a, [$C824]
+  and $3f
+  jr nz, .asm_5041c
+  ld a, [$C830]
+  dec a
+  cp $18
+  jr c, .asm_5041c
+  ld [$C830], a
+.asm_5041c
+  ld a, [$C830]
+  cp $28
+  jr nz, .draw_score
+  ld a, $01
+  ld [$C380], a
+.draw_score
+  ld a, [$C827]
+  ld b, a
+  ld a, [$C826]
+  ld c, a
+  ld hl, $9824
+  call MinigameADrawScore
+  ld a, [$C824]
+  and $03
+  jr nz, .asm_50481
+  ld a, [$C840]
+  cp $06
+  jr c, .asm_5044e
+  ld a, [$C82A]
+  cp $0a
+  jr c, .asm_50481
+  dec a
+  jr .asm_5047e
+.asm_5044e
+  ld a, [$C841]
+  or a
+  jr z, .asm_50462
+  dec a
+  ld [$C841], a
+  ld a, [$C82A]
+  or a
+  jr z, .asm_5045f
+  dec a
+.asm_5045f
+  ld [$C82A], a
+.asm_50462
+  ld a, [$C83B]
+  or a
+  jr z, .asm_50481
+  dec a
+  ld [$C83B], a
+  ld a, [$C82A]
+  inc a
+  cp $40
+  jr c, .asm_5047e
+  ld a, $02
+  ld [$C840], a
+  call $47c6
+  ld a, $40
+.asm_5047e
+  ld [$C82A], a
+.asm_50481
+  ld a, [$C82A]
+  xor $ff
+  inc a
+  add $78
+  ld b, a
+  ld hl, $5F36
+  ld a, [$C824]
+  srl a
+  srl a
+  and $3f
+  bit 5, a
+  jr z, .asm_504a8
+  and $1f
+  add l
+  ld l, a
+  ld a, $00
+  adc h
+  ld h, a
+  ld a, [hl]
+  xor $ff
+  inc a
+  jr .asm_504af
+.asm_504a8
+  add l
+  ld l, a
+  ld a, $00
+  adc h
+  ld h, a
+  ld a, [hl]
+.asm_504af
+  sra a
+  sra a
+  sra a
+  sra a
+  add b
+  ld [W_ShadowREG_WY], a
+  ret
+
+SECTION "Minigame A State Machine 3", ROMX[$4374], BANK[$14]
+MinigameADrawScore::
+  ld d, $00
+  ld a, b
+  and $0f
+  jr nz, .not_zero
+  xor a
+  jr .draw
+.not_zero
+  add $f0
+  ld d, $f0
+.draw
+  di
+  ld b, a
+  rst $20
+  ld a, b
+  ld [hli], a
+  ei
+  ld a, c
+  swap a
+  and $0f
+  jr nz, .not_zero_2
+  or d
+  jr .done_drawing
+.not_zero_2
+  add $f0
+.done_drawing
+  di
+  ld b, a
+  rst $20
+  ld a, b
+  ld [hli], a
+  ld a, c
+  and $0f
+  add $f0
+  ld [hl], a
+  ei
+  ret
+
 SECTION "Minigame B State Machine 1", ROMX[$5F7C], BANK[$14]
 MinigameBStateMachine::
   ld a, [W_CoreSubStateIndex]