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| author | Daniel Harding <33dannye@gmail.com> | 2021-06-07 19:52:55 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-06-07 19:52:55 -0500 |
| commit | 38c1766a56e183f036c1be795e3b5bf47ed9d67f (patch) | |
| tree | 2221978851cadddf4343c16b277efd0ac6ae7b50 /src/engine/ai/init.asm | |
| parent | 36ef80903a5cb821ddf4660276709144df67f8b6 (diff) | |
| parent | 119507e28423014d1027d284ec711c68e1dbe71e (diff) | |
Merge pull request #108 from ElectroDeoxys/master
Split banks 5 and 8
Diffstat (limited to 'src/engine/ai/init.asm')
| -rw-r--r-- | src/engine/ai/init.asm | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/engine/ai/init.asm b/src/engine/ai/init.asm new file mode 100644 index 0000000..cda2387 --- /dev/null +++ b/src/engine/ai/init.asm @@ -0,0 +1,98 @@ +InitAIDuelVars: ; 15636 (5:5636)
+ ld a, $10
+ ld hl, wcda5
+ call ClearMemory_Bank5
+ ld a, 5
+ ld [wAIPokedexCounter], a
+ ld a, $ff
+ ld [wcda5], a
+ ret
+
+; initializes some variables and sets value of wAIBarrierFlagCounter.
+; if Player uses Barrier 3 times in a row, AI checks if Player's deck
+; has only Mewtwo1 Pokemon cards (running a Mewtwo1 mill deck).
+InitAITurnVars: ; 15649 (5:5649)
+; increase Pokedex counter by 1
+ ld a, [wAIPokedexCounter]
+ inc a
+ ld [wAIPokedexCounter], a
+
+ xor a
+ ld [wPreviousAIFlags], a
+ ld [wcddb], a
+ ld [wcddc], a
+ ld [wAIRetreatedThisTurn], a
+
+; checks if the Player used an attack last turn
+; and if it was the second attack of their card.
+ ld a, [wPlayerAttackingAttackIndex]
+ cp $ff
+ jr z, .check_flag
+ or a
+ jr z, .check_flag
+ ld a, [wPlayerAttackingCardIndex]
+ cp $ff
+ jr z, .check_flag
+
+; if the card is Mewtwo1, it means the Player
+; used its second attack, Barrier.
+ call SwapTurn
+ call GetCardIDFromDeckIndex
+ call SwapTurn
+ ld a, e
+ cp MEWTWO1
+ jr nz, .check_flag
+ ; Player used Barrier last turn
+
+; check if flag was already set, if so,
+; reset wAIBarrierFlagCounter to $80.
+ ld a, [wAIBarrierFlagCounter]
+ bit AI_MEWTWO_MILL_F, a
+ jr nz, .set_flag
+
+; if not, increase it by 1 and check if it exceeds 2.
+ inc a
+ ld [wAIBarrierFlagCounter], a
+ cp 3
+ jr c, .done
+
+; this means that the Player used Barrier
+; at least 3 turns in a row.
+; check if Player is running Mewtwo1-only deck,
+; if so, set wAIBarrierFlagCounter flag.
+ ld a, DUELVARS_ARENA_CARD
+ call GetNonTurnDuelistVariable
+ call SwapTurn
+ call GetCardIDFromDeckIndex
+ call SwapTurn
+ ld a, e
+ cp MEWTWO1
+ jr nz, .reset_1
+ farcall CheckIfPlayerHasPokemonOtherThanMewtwo1
+ jr nc, .set_flag
+.reset_1
+; reset wAIBarrierFlagCounter
+ xor a
+ ld [wAIBarrierFlagCounter], a
+ jr .done
+
+.set_flag
+ ld a, AI_MEWTWO_MILL
+ ld [wAIBarrierFlagCounter], a
+ jr .done
+
+.check_flag
+; increase counter by 1 if flag is set
+ ld a, [wAIBarrierFlagCounter]
+ bit AI_MEWTWO_MILL_F, a
+ jr z, .reset_2
+ inc a
+ ld [wAIBarrierFlagCounter], a
+ jr .done
+
+.reset_2
+; reset wAIBarrierFlagCounter
+ xor a
+ ld [wAIBarrierFlagCounter], a
+.done
+ ret
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