Trainer Party Pools

include/battle_main.h

@@ -19,6 +19,44 @@ struct MultiPartnerMenuPokemon
     /*0x1D*/ u8 language;
 };
 
+#define POOL_SLOT_DISABLED  0xff
+
+#define POOL_TAG_DISABLED   0x1
+#define POOL_TAG_UNIQUE     0x2
+#define POOL_TAG_2_MAX      0x4
+#define POOL_TAG_REQUIRED   0x8
+
+#define POOL_TAG_LEAD           1 << 0
+#define POOL_TAG_ACE            1 << 1
+#define POOL_TAG_WEATHER_SETTER 1 << 2
+#define POOL_TAG_WEATHER_ABUSER 1 << 3
+#define POOL_TAG_SUPPORT        1 << 4
+#define POOL_TAG_6              1 << 5
+#define POOL_TAG_7              1 << 6
+#define POOL_TAG_8              1 << 7
+#define NUM_TAGS                8
+
+struct PoolRules
+{
+    bool8 speciesClause;
+    bool8 excludeForms;
+    bool8 itemClause;
+    bool8 itemClauseExclusions;
+    u32 tagLead:4;
+    u32 tagAce:4;
+    u32 tagWeatherSetter:4;
+    u32 tagWeatherAbuser:4;
+    u32 tagSupport:4;
+    u32 tag6:4;
+    u32 tag7:4;
+    u32 tag8:4;
+};
+
+union PoolRuleAccess {
+    u32 ruleAccess[2];
+    struct PoolRules poolRules;
+};
+
 // defines for the 'DoBounceEffect' function
 #define BOUNCE_MON          0x0
 #define BOUNCE_HEALTHBOX    0x1
@@ -88,6 +126,9 @@ void ModifyPersonalityForNature(u32 *personality, u32 newNature);
 u32 GeneratePersonalityForGender(u32 gender, u32 species);
 void CustomTrainerPartyAssignMoves(struct Pokemon *mon, const struct TrainerMon *partyEntry);
 
+void UseDoublesPoolRules(void);
+void SetDefaultPoolRules(void);
+
 extern struct MultiPartnerMenuPokemon gMultiPartnerParty[MULTI_PARTY_SIZE];
 
 extern const struct SpriteTemplate gUnusedBattleInitSprite;

include/config/battle.h

@@ -288,4 +288,10 @@
 #define B_ENEMY_MON_SHADOW_STYLE        GEN_3 // In Gen4+, all enemy Pokemon will have a shadow drawn beneath them.
                                               // Currently Gen4+ shadows don't properly work with Trainerslides
 
+#define B_POOL_SETTING_FAST_VERIFICATION    FALSE // Skips the pool verification for Trainer Party Pools, relies on the user creating valid pools for all trainers
+#define B_POOL_RULE_SPECIES_CLAUSE          TRUE  // Only pick a single pokemon of a unique NatDex number
+#define B_POOL_RULE_EXCLUDE_FORMS           TRUE  // Exclude different forms from the Species Clause
+#define B_POOL_RULE_ITEM_CLAUSE             TRUE  // Only allow each item to be picked once
+#define B_POOL_RULES_USE_ITEM_EXCLUSIONS    FALSE // Exclude items listed in poolItemClauseExclusions
+
 #endif // GUARD_CONFIG_BATTLE_H

include/data.h

@@ -74,6 +74,7 @@ struct TrainerMon
     u8 padding1:1;
     u8 dynamaxLevel:4;
     u8 padding2:4;
+    u32 tags;
 };
 
 #define TRAINER_PARTY(partyArray) partyArray, .partySize = ARRAY_COUNT(partyArray)
@@ -92,6 +93,7 @@ struct Trainer
              u8 startingStatus:6;    // this trainer starts a battle with a given status. see include/constants/battle.h for values
     /*0x1F*/ u8 mugshotColor;
     /*0x20*/ u8 partySize;
+    /*0x21*/ u8 poolSize;
 };
 
 struct TrainerClass