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Document more bugs and glitches
Add a toc.py script to auto-generate tables of contents in Markdown files
This commit is contained in:
Remy Oukaour
@@ -14,6 +14,7 @@
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- ["Smart" AI encourages Mean Look if its own Pokémon is badly poisoned](#smart-ai-encourages-mean-look-if-its-own-pokémon-is-badly-poisoned)
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- [A Disabled, PP Up–enhanced move may not trigger automatic Struggling](#a-disabled-pp-upenhanced-move-may-not-trigger-automatic-struggling)
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- [Counter and Mirror Coat still work if the opponent uses an item](#counter-and-mirror-coat-still-work-if-the-opponent-uses-an-item)
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- [A Pokémon that fainted from Pursuit will have its old status condition when revived](#a-pokémon-that-fainted-from-pursuit-will-have-its-old-status-condition-when-revived)
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- [Present damage is incorrect in link battles](#present-damage-is-incorrect-in-link-battles)
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- [BRN/PSN/PAR do not affect catch rate](#brnpsnpar-do-not-affect-catch-rate)
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- [Moon Ball does not boost catch rate](#moon-ball-does-not-boost-catch-rate)
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@@ -25,10 +26,15 @@
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- [Magikarp in Lake of Rage are shorter, not longer](#magikarp-in-lake-of-rage-are-shorter-not-longer)
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- [Battle transitions fail to account for the enemy's level](#battle-transitions-fail-to-account-for-the-enemys-level)
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- [No bump noise if standing on tile `$3E`](#no-bump-noise-if-standing-on-tile-3e)
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- [`LoadMetatiles` wrap around past 128 blocks](#loadmetatiles-wrap-around-past-128-blocks)
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- [Playing Entei's Pokédex cry can distort Raikou's and Suicune's](#playing-enteis-pokédex-cry-can-distort-raikous-and-suicunes)
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- [Lock-On and Mind Reader don't always bypass Fly and Dig](#lock-on-and-mind-reader-dont-always-bypass-fly-and-dig)
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- [`LoadMetatiles` wraps around past 128 blocks](#loadmetatiles-wraps-around-past-128-blocks)
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- [Surfing directly across a map connection does not load the new map](#surfing-directly-across-a-map-connection-does-not-load-the-new-map)
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- [`CheckOwnMon` only checks the first five letters of OT names](#checkownmon-only-checks-the-first-five-letters-of-ot-names)
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- [Catching a Transformed Pokémon always catches a Ditto](#catching-a-transformed-pokémon-always-catches-a-ditto)
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- [Using a Park Ball in normal battles has a corrupt animation](#using-a-park-ball-in-normal-battles-has-a-corrupt-animation)
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- [`HELD_CATCH_CHANCE` has no effect](#held_catch_chance-has-no-effect)
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- [Only the first three `EvosAttacks` evolution entries can have Stone compatibility reported correctly](#only-the-first-three-evosattacks-evolution-entries-can-have-stone-compatibility-reported-correctly)
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- [`ScriptCall` can overflow `wScriptStack` and crash](#scriptcall-can-overflow-wscriptstack-and-crash)
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- [`LoadSpriteGFX` does not limit the capacity of `UsedSprites`](#loadspritegfx-does-not-limit-the-capacity-of-usedsprites)
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- [`ChooseWildEncounter` doesn't really validate the wild Pokémon species](#choosewildencounter-doesnt-really-validate-the-wild-pokémon-species)
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@@ -371,6 +377,13 @@ This is a bug with `CheckPlayerHasUsableMoves` in [battle/core.asm](battle/core.
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*To do:* Identify specific code causing this bug and fix it.
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## A Pokémon that fainted from Pursuit will have its old status condition when revived
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([Video](https://www.youtube.com/watch?v=tiRvw-Nb2ME))
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*To do:* Identify specific code causing this bug and fix it.
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## Present damage is incorrect in link battles
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([Video](https://www.youtube.com/watch?v=XJaQoKtrEuw))
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@@ -720,7 +733,43 @@ This is a bug with `DoPlayerMovement.CheckWarp` in [engine/player_movement.asm](
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```
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## `LoadMetatiles` wrap around past 128 blocks
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## Playing Entei's Pokédex cry can distort Raikou's and Suicune's
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([Video](https://www.youtube.com/watch?v=z305e4sIO24))
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The exact cause is unknown, but a workaround exists for `DexEntryScreen_MenuActionJumptable.Cry` in [engine/pokedex.asm](engine/pokedex.asm):
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```asm
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.Cry: ; 40340
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call Pokedex_GetSelectedMon
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ld a, [wd265]
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call GetCryIndex
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ld e, c
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ld d, b
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call PlayCryHeader
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ret
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```
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**Workaround:**
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```asm
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.Cry: ; 40340
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ld a, [CurPartySpecies]
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call PlayCry
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ret
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```
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## Lock-On and Mind Reader don't always bypass Fly and Dig
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This bug affects Attract, Curse, Foresight, Mean Look, Mimic, Nightmare, Spider Web, Transform, and stat-lowering effects of moves like String Shot or Bubble during the semi-invulnerable turn of Fly or Dig.
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*To do:* Identify specific code causing this bug and fix it.
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## `LoadMetatiles` wraps around past 128 blocks
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This bug prevents you from using blocksets with more than 128 blocks.
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[home/map.asm](home/map.asm):
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@@ -793,6 +842,40 @@ endr
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**Fix:** Change `rept NAME_LENGTH_JAPANESE +- 2` to `rept PLAYER_NAME_LENGTH +- 2`.
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## Catching a Transformed Pokémon always catches a Ditto
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This bug can affect Mew or Pokémon other than Ditto that used Transform via Mirror Move or Sketch.
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*To do:* Identify specific code causing this bug and fix it.
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## Using a Park Ball in normal battles has a corrupt animation
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([Video](https://www.youtube.com/watch?v=v1ErZdLCIyU))
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This is a bug with `ParkBall` in [items/item_effects.asm](items/item_effects.asm):
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```asm
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.room_in_party
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xor a
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ld [wWildMon], a
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ld a, [CurItem]
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cp PARK_BALL
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call nz, ReturnToBattle_UseBall
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```
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**Fix:**
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```asm
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.room_in_party
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xor a
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ld [wWildMon], a
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ld a, [BattleType]
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cp BATTLETYPE_CONTEST
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call nz, ReturnToBattle_UseBall
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```
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## `HELD_CATCH_CHANCE` has no effect
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This is a bug with `PokeBall` in [items/item_effects.asm](items/item_effects.asm):
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@@ -817,6 +900,29 @@ This is a bug with `PokeBall` in [items/item_effects.asm](items/item_effects.asm
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**Fix:** Uncomment `ld b, a`.
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## Only the first three `EvosAttacks` evolution entries can have Stone compatibility reported correctly
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This is a bug with `PlacePartyMonEvoStoneCompatibility.DetermineCompatibility` in [engine/party_menu.asm](engine/party_menu.asm):
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```asm
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.DetermineCompatibility: ; 50268
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ld de, StringBuffer1
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ld a, BANK(EvosAttacksPointers)
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ld bc, 2
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call FarCopyBytes
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ld hl, StringBuffer1
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ld a, [hli]
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ld h, [hl]
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ld l, a
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ld de, StringBuffer1
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ld a, BANK(EvosAttacks)
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ld bc, $a
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call FarCopyBytes
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```
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**Fix:** Change `ld bc, $a` to `ld bc, $10` to support up to five Stone entries.
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## `ScriptCall` can overflow `wScriptStack` and crash
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[engine/scripting.asm](engine/scripting.asm):
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