ref: e0088adb3f692e03e695f912bb0c4bf2e8189e75
dir: /engine/events/battle_tower/load_trainer.asm/
Function_LoadOpponentTrainerAndPokemons: ; 1f8000 ld a, [rSVBK] push af ld a, BANK(BT_OTTrainer) ld [rSVBK], a ; Fill BT_OTTrainer with zeros xor a ld hl, BT_OTTrainer ld bc, BT_OTTrainerEnd - BT_OTTrainer call ByteFill ; Write $ff into the Item-Slots ld a, $ff ld [BT_OTPkmn1Item], a ld [BT_OTPkmn2Item], a ld [BT_OTPkmn3Item], a ; Set BT_OTTrainer as start address to write the following data to ld de, BT_OTTrainer ld a, [hRandomAdd] ld b, a .resample ; loop to find a random trainer call Random ld a, [hRandomAdd] add b ld b, a ; b contains the nr of the trainer if DEF(_CRYSTAL11) maskbits BATTLETOWER_NUM_UNIQUE_TRAINERS +- 1 cp BATTLETOWER_NUM_UNIQUE_TRAINERS else ; Crystal 1.0 used the wrong constant here, so only the first 21 ; trainers in BattleTowerTrainers can be sampled. maskbits BATTLETOWER_NUM_UNIQUE_PKMN +- 1 cp BATTLETOWER_NUM_UNIQUE_PKMN endc jr nc, .resample ld b, a ld a, BANK(sBTTrainers) call GetSRAMBank ld c, BATTLETOWER_NROFTRAINERS ld hl, sBTTrainers .next_trainer ld a, [hli] cp b jr z, .resample dec c jr nz, .next_trainer ; c <= 7 initialise all 7 trainers? ld hl, sBTTrainers ld a, [sNrOfBeatenBattleTowerTrainers] ld c, a ld a, b ld b, 0 add hl, bc ld [hl], a call CloseSRAM push af ; Copy name (10 bytes) and class (1 byte) of trainer ld hl, BattleTowerTrainers ld bc, NAME_LENGTH call AddNTimes ld bc, NAME_LENGTH call CopyBytes call Function_LoadRandomBattleTowerPkmn pop af ld hl, BattleTowerTrainerData ld bc, BATTLETOWER_TRAINERDATALENGTH call AddNTimes ld bc, BATTLETOWER_TRAINERDATALENGTH .copy_bt_trainer_data_loop ld a, BANK(BattleTowerTrainerData) call GetFarByte ld [de], a inc hl inc de dec bc ld a, b or c jr nz, .copy_bt_trainer_data_loop pop af ld [rSVBK], a ret Function_LoadRandomBattleTowerPkmn: ; 1f8081 ld c, BATTLETOWER_NROFPKMNS .loop push bc ld a, BANK(sBTPkmnPrevTrainer1) call GetSRAMBank .FindARandomBattleTowerPkmn: ; From Which LevelGroup are the Pkmn loaded ; a = 1..10 ld a, [wBTChoiceOfLvlGroup] ; [$d800] dec a ld hl, BattleTowerMons ld bc, BattleTowerMons2 - BattleTowerMons1 call AddNTimes ld a, [hRandomAdd] ld b, a .resample call Random ld a, [hRandomAdd] add b ld b, a maskbits BATTLETOWER_NUM_UNIQUE_PKMN +- 1 cp BATTLETOWER_NUM_UNIQUE_PKMN jr nc, .resample ; in register 'a' is the chosen Pkmn of the LevelGroup ; Check if Pkmn was already loaded before ; Check current and the 2 previous teams ; includes check if item is double at the current team ld bc, PARTYMON_STRUCT_LENGTH + PKMN_NAME_LENGTH call AddNTimes ld a, [hli] ld b, a ld a, [hld] ld c, a ld a, [BT_OTPkmn1] cp b jr z, .FindARandomBattleTowerPkmn ld a, [BT_OTPkmn1Item] cp c jr z, .FindARandomBattleTowerPkmn ld a, [BT_OTPkmn2] cp b jr z, .FindARandomBattleTowerPkmn ld a, [BT_OTPkmn2Item] cp c jr z, .FindARandomBattleTowerPkmn ld a, [BT_OTPkmn3] cp b jr z, .FindARandomBattleTowerPkmn ld a, [BT_OTPkmn3Item] cp c jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevTrainer1] cp b jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevTrainer2] cp b jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevTrainer3] cp b jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevPrevTrainer1] cp b jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevPrevTrainer2] cp b jr z, .FindARandomBattleTowerPkmn ld a, [sBTPkmnPrevPrevTrainer3] cp b jr z, .FindARandomBattleTowerPkmn ld bc, PARTYMON_STRUCT_LENGTH + PKMN_NAME_LENGTH call CopyBytes ld a, [wNamedObjectIndexBuffer] push af push de ld hl, - (PARTYMON_STRUCT_LENGTH + PKMN_NAME_LENGTH) add hl, de ld a, [hl] ld [wNamedObjectIndexBuffer], a ld bc, PARTYMON_STRUCT_LENGTH add hl, bc push hl call GetPokemonName ld h, d ld l, e pop de ld bc, PKMN_NAME_LENGTH call CopyBytes pop de pop af ld [wNamedObjectIndexBuffer], a pop bc dec c jp nz, .loop ld a, [sBTPkmnPrevTrainer1] ld [sBTPkmnPrevPrevTrainer1], a ld a, [sBTPkmnPrevTrainer2] ld [sBTPkmnPrevPrevTrainer2], a ld a, [sBTPkmnPrevTrainer3] ld [sBTPkmnPrevPrevTrainer3], a ld a, [BT_OTPkmn1] ld [sBTPkmnPrevTrainer1], a ld a, [BT_OTPkmn2] ld [sBTPkmnPrevTrainer2], a ld a, [BT_OTPkmn3] ld [sBTPkmnPrevTrainer3], a call CloseSRAM ret ; 1f814e INCLUDE "data/battle_tower/classes.asm" INCLUDE "data/battle_tower/parties.asm"