Files
alttpr-baserom/doorrando/hudadditions.asm
2025-12-09 16:44:50 -06:00

309 lines
9.5 KiB
NASM

!BlankTile = $207F
!SlashTile = $2830
!HyphenTile = $2405
!LTile = $2D68
!DTile = $2D60
!RedSquare = $345E
!BlueSquare = $2C5E
DrHudOverride:
PHB
SEP #$30
LDA.b #$7E
PHA
PLB
DRHUD_DrawItemCounter:
; hides total for mystery seeds
LDA.l ItemCounterHUD : BEQ DRHUD_DrawIndicators
LDA.l DRFlags+1 : LSR : BCC DRHUD_DrawIndicators
REP #$30
LDY.w #!HyphenTile : STY.w HUDGoalIndicator+$0A : STY.w HUDGoalIndicator+$0C
STY.w HUDGoalIndicator+$0E : STY.w HUDGoalIndicator+$10
SEP #$30
DRHUD_DrawIndicators:
LDA.b IndoorsFlag : BNE .continue
JMP OWRHUD_DrawWorldIndicator
.continue
LDA.b FrameCounter : AND.b #$10 : BEQ DRHUD_EnemyDropIndicator
DRHUD_BossIndicator:
LDA.l DRMode : BNE .continue
.early_exit
REP #$10
LDY.w #!BlankTile : STY.w HUDMultiIndicator
JMP DRHUD_Finished
.continue
LDA.w DungeonID : CMP.b #$1B : BCS .early_exit
SEP #$10 ; clears the high byte of X and prevents it from getting B register
TAX
REP #$30
LDY.w #!BlankTile
LDA.w CompassField : AND.l DungeonMask, x
SEP #$20
BEQ .draw_indicator
LDA.l CompassBossIndicator, x : CMP.b RoomIndex : BNE .draw_indicator
LDY.w #!RedSquare
.draw_indicator
STY.w HUDMultiIndicator
BRA DRHUD_DrawCurrentDungeonIndicator
DRHUD_EnemyDropIndicator:
REP #$30
LDA.w EnemyDropIndicator : STA.w HUDMultiIndicator
SEP #$20
LDA.w DungeonID : CMP.b #$1B : BCC + : JMP DRHUD_Finished : +
SEP #$10 : TAX : REP #$10
DRHUD_DrawCurrentDungeonIndicator: ; mX
LDA.l DRMode : BIT.b #$02 : BEQ DRHUD_Finished
LDY.w #!BlankTile
LDA.w CurrentHealth : BEQ .draw_indicator
REP #$20 : LDA.l DungeonReminderTable,X : TAY
SEP #$20
.draw_indicator
STY.w HUDCurrentDungeonWorld
DRHUD_DrawKeyCounter:
LDA.l DRFlags : AND.b #$04 : BEQ DRHUD_Finished
LDA.l CompassMode : BIT.b #$03 : BEQ DRHUD_Finished
REP #$20
BIT.w #$0002 : BNE .skip_map_check
LDA.w MapField : AND.l DungeonMask, X : BEQ DRHUD_Finished
.skip_map_check
TXA : LSR : BNE .dungeon_id
INC
.dungeon_id
TAX
LDA.l GenericKeys : LSR : BCS .total_only
LDA.w DungeonCollectedKeys, X : JSR ConvertToDisplay : STA.w HUDKeysObtained
LDA.w #!SlashTile : STA.w HUDKeysSlash
.total_only
LDA.l ChestKeys, x : JSR ConvertToDisplay : STA.w HUDKeysTotal
JMP DRHUD_Finished
OWRHUD_DrawWorldIndicator:
LDA.l OWMode+1 : AND.b #(!FLAG_OW_CROSSED+!FLAG_OW_MIXED) : BEQ DRHUD_Finished
REP #$10
LDY.w #!BlankTile
LDA.w CurrentHealth : BEQ .draw_indicator
LDA.w CurrentWorld : BEQ +
LDY.w #!DTile : BRA .draw_indicator
+ LDY.w #!LTile
.draw_indicator
STY.w HUDCurrentDungeonWorld ; uses same slot as DR Dungeon Indicator
DRHUD_Finished:
PLB : RTL
;===================================================================================================
;column distance for BK/Smalls
HudOffsets:
; none hc east desert aga swamp pod mire skull ice hera tt tr gt
dw $fffe, $0000, $0006, $0008, $0002, $0010, $000e, $0018, $0012, $0016, $000a, $0014, $001a, $001e
; offset from 1644
RowOffsets:
dw $0000, $0000, $0040, $0080, $0000, $0080, $0040, $0080, $00c0, $0040, $00c0, $0000, $00c0, $0000
ColumnOffsets:
dw $0000, $0000, $0000, $0000, $000a, $000a, $000a, $0014, $000a, $0014, $0000, $0014, $0014, $001e
DrHudDungeonItemsAdditions:
{
jsl DrawHUDDungeonItems
lda.l DRMode : cmp.b #$02 : beq + : rtl : +
phx : phy : php
rep #$30
lda.w #$24f5 : sta.w $1606 : sta.w $1610 : sta.w $161a : sta.w $1624
sta.w $1644 : sta.w $164a : sta.w $1652 : sta.w $1662 : sta.w $1684 : sta.w $16c4
ldx.w #$0000
- sta.w $1704, x : sta.w $170e, x : sta.w $1718, x
inx #2 : cpx.w #$0008 : !BLT -
lda.l HudFlag : and.w #$0020 : beq + : JMP ++ : +
lda.l HUDDungeonItems : and.w #$0007 : bne + : JMP ++ : +
; bk symbols
lda.w #$2811 : sta.w $1606 : sta.w $1610 : sta.w $161a : sta.w $1624
; sm symbols
lda.w #$2810 : sta.w $160a : sta.w $1614 : sta.w $161e : sta.w $16e4
; blank out stuff
lda.w #$24f5 : sta.w $1724
ldx.w #$0002
- lda.w #$0000 : !ADD.l RowOffsets,x : !ADD.l ColumnOffsets, x : tay
lda.l DungeonReminderTable, x : sta.w $1644, y : iny #2
lda.w #$24f5 : sta.w $1644, y
lda.l MapField : and.l DungeonMask, x : beq + ; must have map
jsr BkStatus : sta.w $1644, y : bra .smallKey ; big key status
+ lda.l BigKeyField : and.l DungeonMask, x : beq .smallKey
lda.w #$2826 : sta.w $1644, y
.smallKey
+ iny #2
cpx.w #$001a : bne +
tya : !ADD.w #$003c : tay
+ stx.b Scrap00
txa : lsr : tax
lda.w #$24f5 : sta.w $1644, y
lda.l GenericKeys : and.w #$00FF : bne +
lda.l DungeonKeys, x : and.w #$00FF : beq +
jsr ConvertToDisplay2 : sta.w $1644, y
+ iny #2 : lda.w #$24f5 : sta.w $1644, y
phx : ldx.b Scrap00
LDA.l CompassMode : BIT.w #$0002 : BNE .skip_map_check
LDA.l MapField : AND.l DungeonMask, x : BEQ .key_info_done ; must have map
.skip_map_check
plx : sep #$30 : lda.l ChestKeys, x : sta.b Scrap02
lda.l GenericKeys : bne +++
lda.b Scrap02 : !SUB.l DungeonCollectedKeys, x : sta.b Scrap02
+++ lda.b Scrap02
rep #$30
jsr ConvertToDisplay2 : sta.w $1644, y ; small key totals
bra .skipStack
.key_info_done
plx
.skipStack iny #2
cpx.w #$000d : beq +
lda.w #$24f5 : sta.w $1644, y
+
ldx.b Scrap00
+ inx #2 : cpx.w #$001b : bcs ++ : JMP -
++
lda.l HudFlag : and.w #$0020 : bne + : JMP ++ : +
; map symbols
lda.w #$2821 : sta.w $1606 : sta.w $1610 : sta.w $161a
; compass symbols
lda.w #$2c20 : sta.w $160a : sta.w $1614 : sta.w $161e : sta.w $16e4
; blank out a couple thing from old hud
lda.w #$24f5 : sta.w $1624 : sta.w $1724
ldx.w #$0002
- lda.w #$0000 ; start of hud area
!ADD.l RowOffsets, x : !ADD.l ColumnOffsets, x : tay
lda.l DungeonReminderTable, x : sta.w $1644, y
iny #2
lda.w #$24f5 : sta.w $1644, y ; blank out map spot
lda.l MapField : ora.l MapCountDisplay : ora.l MapOverlay
and.l DungeonMask, x : beq + ; must have map
JSR MapIndicatorShort : STA.w $1644, Y
+ iny #2
cpx.w #$001a : bne +
tya : !ADD.w #$003c : tay
+ lda.l CompassField : ora.l CompassCountDisplay
and.l DungeonMask, x : beq + ; must have compass
phx ; total chest counts
LDA.l CompassTotalsWRAM, x : !SUB.l DungeonLocationsChecked, x
SEP #$30 : JSR HudHexToDec2DigitCopy : REP #$30
lda.b Scrap06 : jsr ConvertToDisplay2 : sta.w $1644, y : iny #2
lda.b Scrap07 : jsr ConvertToDisplay2 : sta.w $1644, y
plx
bra .skipBlanks
+ lda.w #$24f5 : sta.w $1644, y : iny #2 : sta.w $1644, y
.skipBlanks iny #2
cpx.w #$001a : beq +
lda.w #$24f5 : sta.w $1644, y ; blank out spot
+ inx #2 : cpx.w #$001b : !BGE ++ : JMP -
++
plp : ply : plx : rtl
}
MapIndicatorLong:
PHX
LDA.l OldHudToNewHudTable, X : TAX
JSR MapIndicator
PLX
RTL
MapIndicatorShort:
PHX
TXA : LSR : TAX
JSR MapIndicator
PLX
RTS
OldHudToNewHudTable:
dw 1, 2, 3, 10, 4, 6, 5, 8, 11, 9, 7, 12, 13
IndicatorCharacters:
; check 1 2 3 4 5 6 7 G B R
dw $2426, $2817, $2818, $2819, $281A, $281B, $281C, $281D, $2590, $258B, $259B
MapIndicator:
LDA.l CrystalPendantFlags_3, X : AND.w #$00FF
PHX
ASL : TAX : LDA.l IndicatorCharacters, X
PLX
RTS
BkStatus:
lda.l BigKeyField : and.l DungeonMask, x : bne +++ ; has the bk already
lda.l BigKeyStatus, x : bne ++
lda.w #$2827 : rts ; 0/O for no BK
++ cmp.w #$0002 : bne +
lda.w #$2420 : rts ; symbol for BnC
+ lda.w #$24f5 : rts ; black otherwise
+++ lda.w #$2826 : rts ; check mark
ConvertToDisplay:
and.w #$00ff : cmp.w #$000a : !BLT +
!ADD.w #$2519 : rts
+ !ADD.w #$2490 : rts
ConvertToDisplay2:
and.w #$00ff : beq ++
cmp.w #$000a : !BLT +
!ADD.w #$2517 : rts ; 2580 with 258A as "A" for non transparent digits
+ !ADD.w #$2816 : rts
++ lda.w #$2827 : rts ; 0/O for 0 or placeholder digit ;2483
CountAbsorbedKeys:
JML IncrementSmallKeysNoPrimary
; This function apporach doesn't currently work
CountAbsorbedKeysViaCountAllKey:
PHA : PHX
LDA.l StandingItemsOn : BEQ .count_it
; LDA.w SpawnedItemKeyCounted : BNE .done ; this was added because pot keys were being double counted when they weren't shuffled
CPY.b #$24 : BEQ .count_it ; small key for this dungeon
LDA.w DungeonID : LSR : TAX
TYA : CMP.l KeyTable, X : BNE .done
.count_it
STY.b Scrap02 : LDY.b #$24 ; for non-24 items (w/o standing_items a small key is just $C), fake it
LDX.b #$84 ; pretend this isn't a smallkey, but an absorbed object (small heart)
REP #$10 : JSL CountAllKey : SEP #$10
LDY.b Scrap02
.done
; STZ.w SpawnedItemKeyCounted ; reset to zero for next time
PLX : PLA
JML IncrementSmallKeysNoPrimary
;================================================================================
; 8-bit registers
; in: A(b) - Byte to Convert
; out: $06 - $07 (high - low)
;================================================================================
HudHexToDec2DigitCopy: ; modified
PHY
LDY.b #$00
-
CMP.b #10 : !BLT +
INY
SBC.b #10 : BRA -
+
STY.b Scrap06 : LDY.b #$00 ; Store 10s digit and reset Y
CMP.b #1 : !BLT +
-
INY
DEC : BNE -
+
STY.b Scrap07 ; Store 1s digit
PLY
RTS