bilestoad-apple2/SOURCE/BACK.txt

1372 lines
25 KiB
Plaintext

; BAC2
ORG $9100
OBJ $5100
START LDA #$00
STA FTN
STA FTN2
STA PAD0
STA PAD1
LDA #$40
STA OLDP0
STA OLDP1
LDA /MSHI
STA MHI
LDA /BSHI
STA BHI
LDY #$00
^1 LDA (MPL),Y
BEQ >3
CMP #$FE
BEQ >2
INC MPL
BNE <1
INC MPH
JMP <1
^3 LDA /NOTE
STA MPH
LDA #NOTE
STA MPL
^2 STA $C052
LDX #34
STARTL LDA INITAL-1,X
STA PLATAB-1,X
DEX
BNE STARTL
LDA #$FF
LDX #$00
STARL2 STA LMN,X
DEX
BNE STARL2
JSR WISLND
JSR GSOLVE
LDA $C010
^1 LDA $C000
CMP #$8D
BNE <1
LDA ISNO
CMP #$28
BNE >7
LDX #$0F
^1 JSR RND
LSR
LSR
CLC
ADC #$64
CMP #$99
BGE <1
LSR
LSR
STA RNGYH,X
^2 JSR RND
LSR
LSR
CLC
ADC #$68
CMP #$97
BGE <2
LSR
LSR
STA RNGXH,X
JSR RND
STA RNGX,X
JSR RND
STA RNGY,X
DEX
BPL <1
JMP >9
^7 LDA GAMENO
ASL
ASL
ASL
ASL
ADC #$0F
TAY
LDX #$0F
^8 JSR RND
STA RNGX,X
JSR RND
STA RNGY,X
LDA (RNXL),Y
LSR
LSR
STA RNGXH,X
LDA (RNYL),Y
LSR
LSR
STA RNGYH,X
DEY
DEX
BPL <8
^9 LDA #$31
STA RELHY
STA RELHX
LDA #$C0
STA REL2HY
STA REL2HX
LDA ISNO
CMP #$28
BNE >7
^1 JSR RND
LSR
LSR
CLC
ADC #$68
CMP #$97
BGE <1
LSR
LSR
STA HEADXH
^1 JSR RND
LSR
LSR
CLC
ADC #$68
CMP #$97
BGE <1
LSR
LSR
STA HEA2XH
^1 JSR RND
LSR
LSR
CLC
ADC #$64
CMP #$99
BGE <1
LSR
LSR
STA HEADYH
^1 JSR RND
LSR
LSR
CLC
ADC #$64
CMP #$99
BGE <1
LSR
LSR
STA HEA2YH
JMP >2
^7 LDA GAMENO
ASL
ASL
TAY
LDA (PLXL),Y
LSR
LSR
STA HEADXH
INY
LDA (PLXL),Y
LSR
LSR
STA HEADYH
INY
LDA (PLXL),Y
LSR
LSR
STA HEA2XH
INY
LDA (PLXL),Y
LSR
LSR
STA HEA2YH
^2 LDX #$20
STFLLP JSR RND
STA FLOX-1,X
JSR RND
STA FLOY-1,X
DEX
BNE STFLLP
LDA HEADXH
CMP HEA2XH
BGE >1
STA OCEAN
LDA HEA2XH
STA OCEAN+1
JMP >2
^1 STA OCEAN+1
LDA HEA2XH
STA OCEAN
^2 LDA HEADYH
CMP HEA2YH
BGE >1
STA OCEAN+2
LDA HEA2YH
STA OCEAN+3
JMP >2
^1 STA OCEAN+3
LDA HEA2YH
STA OCEAN+2
^2 LDX #$0F
^1 LDA RNGXH,X
CMP OCEAN
BGE >2
STA OCEAN
JMP >3
^2 CMP OCEAN+1
BLT >3
STA OCEAN+1
^3 LDA RNGYH,X
CMP OCEAN+2
BGE >2
STA OCEAN+2
JMP >3
^2 CMP OCEAN+3
BLT >3
STA OCEAN+3
^3 DEX
BPL <1
DEC OCEAN
INC OCEAN+1
DEC OCEAN+2
INC OCEAN+3
LDA OCEAN
STA OCEAN+4
STA OCEAN+8
SEC
SBC #$31
STA OCEAN+12
LDA OCEAN+1
SEC
SBC #$03
STA OCEAN+5
SEC
SBC #$0B
STA OCEAN+9
EOR #$FF
SEC
SBC #$C0
STA OCEAN+13
LDA OCEAN+2
STA OCEAN+6
STA OCEAN+10
SEC
SBC #$30
STA OCEAN+14
LDA OCEAN+3
SEC
SBC #$03
STA OCEAN+7
SEC
SBC #$0B
STA OCEAN+11
EOR #$FF
SEC
SBC #$BF
STA OCEAN+15
LDA #$20
STA PAGE
JSR CLEAR
LDA #$40
STA PAGE
JSR CLEAR
RTS
RANK LDA CLASS
CMP #$27
BEQ >1
BGE >2
LDA CL2
CMP #$27
BLT >3
LDA CLASS
STA ISNO
JMP >9
^3 CMP CLASS
BLT >4
STA ISNO
JMP >9
^4 LDA CLASS
STA ISNO
JMP >9
^1 LDA CL2
CMP #$27
BGE >5
STA ISNO
JMP >9
^5 LDA #$28
STA ISNO
JMP >9
^2 LDA CL2
CMP #$27
BGE <5
STA ISNO
^9 LDA ISNO
STA TN1
LDA #$00
STA TN2
ASL TN1
ASL TN1
LDA #PLPS
CLC
ADC TN1
STA PLXL
LDA /PLPS
ADC #$00
STA PLXH
ASL TN1
ROL TN2
ASL TN1
ROL TN2
LDA #RNGPSX
CLC
ADC TN1
STA RNXL
LDA /RNGPSX
ADC TN2
STA RNXH
LDA #RNGPSY
CLC
ADC TN1
STA RNYL
LDA /RNGPSY
ADC TN2
STA RNYH
LDA #$8D
JSR $FDF0
LDA #$8D
JSR $FDF0
LDA /EXREG
STA XHI
LDA #EXREG
STA XLO
JSR WRITE
LDA $C010
^1 LDA $C000
BPL <1
RTS
RND LDA RNDNEW
PHA
ASL
PLA
PHA
ADC RNDOLD
STA RNDNEW
PLA
STA RNDOLD
RTS
FLOWER LDX #$05
LDA #$00
STA STATUS
FLOLP LDA FLOX-1,X
SEC
SBC WINDX
CMP #$10
BGE >1
JSR FLOXCH
^1 STA XVAL
LDA FLOY-1,X
SEC
SBC WINDY
CMP #$20
BLT FLOYCH
STA YVAL
LDA FLOX-1,X
EOR FLOY-1,X
AND #$04
BEQ >1
LDA /FL1-1
STA BLKH
LDA #FL1-1
STA BLKL
JMP >2
^1 LDA /FL2-1
STA BLKH
LDA #FL2-1
STA BLKL
^2 LDA #$07
STA YSIZE
LDA /MSK-1
STA MSKH
LDA #MSK-1
STA MSKL
TXA
PHA
JSR ONEBOT
PLA
TAX
FLOCON DEX
BNE FLOLP
RTS
FLOXCH PHA
JSR RND
STA FLOY-1,X
PLA
RTS
FLOYCH JSR RND
STA FLOX-1,X
JMP FLOCON
FL1 HEX 082A2222222A08
FL2 HEX 142A4122412A14
MSK HEX E3C1808080C1E3
DEATH LDX #$05
LDA #$00
DEATLP CLC
ADC BLOOD-1,X
DEX
BNE DEATLP
AND #$7F
CMP #$20
BGE >1
RTS
DEAD JSR SWAP
^1 JSR KILLED
JSR SWAP
JSR SIMIAN
JSR SWAP
JMP CORRCT
RNGMUS LDX #$0F
LDA #$00
STA RIDE
^1 LDA RELHX
SEC
SBC RNGX,X
STA TN1
LDA HEADXH
SBC RNGXH,X
BMI >3
BNE >2
LDA TN1
CMP #$10
BGE >2
JMP >4
^3 CMP #$FF
BNE >2
LDA TN1
CMP #$F0
BGE >4
JMP >2
^4 LDA RELHY
SEC
SBC RNGY,X
STA TN1
LDA HEADYH
SBC RNGYH,X
BMI >5
BNE >2
LDA TN1
CMP #$10
BLT HANDLE
JMP >2
^5 CMP #$FF
BNE >2
LDA TN1
CMP #$F0
BGE HANDLE
^2 DEX
BPL <1
RTS
HANDLE LDA RNGNUM,X
CMP #$7A
BNE >1
JMP SIM
^1 CMP #$7B
BNE >1
JMP FORFIT
^1 CMP #$7C
BEQ MONAD
CMP #$7D
BEQ TRANS
RTS
TRANS TXA
EOR #$01
PHA
LDA #$01
STA FDTIME
JSR SWAP
JSR FDOUT
JSR SWAP
PLA
TAX
LDA RELHX
AND #$01
STA TEMP
LDA RNGXH,X
STA HEADXH
LDA RNGX,X
AND #$FE
ORA TEMP
STA RELHX
LDA RNGYH,X
STA HEADYH
LDA RNGY,X
STA RELHY
JSR SWAP
JSR SIGHT
JSR DRAMNS
JSR SWITCH
JSR DRSCRN
JSR DSOLVE
JSR SWITCH
JSR FSTMV
LDA PLAYER
ASL
STA TIME
RTS
FSTMV JSR SHOVE
JSR SHOVE
JSR SHOVE
RTS
MONAD STX XREG
TXA
LSR
EOR PLAYER
AND #$01
BNE >1
JSR SHOVE
^1 JSR FSTMV
LDX XREG
LDA HEADXH
STA RNGXH,X
LDA RELHX
STA RNGX,X
LDA HEADYH
STA RNGYH,X
LDA RELHY
STA RNGY,X
LDA RID2
BEQ >1
LDA THRUS
BPL >1
JSR FSTMV
^1 LDA XREG
STA THRUS
STA RIDE
LDA #$00
STA FTN
RTS
FORFIT JSR DEADSC
JSR SWAP
JMP SIMIAN
LST
;FDOUT
FDOUT LDA #$01
STA $EE
STA $EF
STA TIME
LDA #$80
STA BAKCOL
JSR SIGHT
JSR DRSCRN
JSR SWITCH
JSR SWAP
JSR DRSCRN
JSR SWITCH
JSR SWAP
JSR DRSCRN
LDA #$40
STA PAGE
JSR SWITCH
JSR SWAP
JSR DRAMNS
JSR DSOLVE
JSR SWITCH
RTS
SIM JSR SWAP
JSR ZONED
SIMIAN LDA #$03
STA $F0
JSR FDOUT
DEC $E8
BMI >2
CORRCT LDA PLAYER
BNE >1
JSR SWAP
^1 JMP $080C
^2 JMP $080F
LST
;ZONED
; =958C?
NLS
ZONED LDA PLAYER
BEQ >1
LDA $F3
CMP $F4
BCS DEADSC
JMP SECSCR
^1 LDA $F4
CMP $F3
BCS DEADSC
JMP SECSCR
LST
;KILLED
KILLED LDA PLAYER
BEQ >1
LDA $F3
CMP $F4
BCC DEADSC
JMP SECSCR
^1 LDA $F4
CMP $F3
BCC DEADSC
JMP SECSCR
LST
;DEADSC
DEADSC SED
CLC
LDA $DF
ADC #$57
STA $DF
LDA $E0
ADC #$05
STA $E0
CLD
RTS
SECSCR SED
CLC
LDA $DF
ADC #$13
STA $DF
LDA $E0
ADC #$01
STA $E0
CLD
RTS
DSOLVE LDA #$01
STA $12
LDA #$03
STA $91
LDA #$FF
STA $13
LDA $FC
BEQ >1
LDA #$00
STA DESOA+1
STA DESOB+1
JMP >2
^1 LDA #$30
STA DESOA+1
STA DESOB+1
^2 JSR DESWI
RTS
TSOLVE LDA $C054
LDA $C050
LDA $C057
RTS
GSOLVE LDA $C054
LDA $C051
RTS
DESWI LDA $C055
LDX TN2
^1 LDA N2
BEQ >2
DESOA STA $C030
^2 BNE >3
NOP
NOP
^3 DEX
BNE <1
LDA $C054
LDX TN1
^1 LDA N1
BEQ >2
DESOB STA $C030
^2 BNE >3
NOP
NOP
^3 DEX
BNE <1
LDX #$10
^5 DEX
BNE <5
DEC TEMP
BNE DESWI
LDA FDTIME
STA TEMP
INC TN1
DEC TN2
BNE DESWI
RTS
SWITCH LDA PAGE
CMP #$40
BEQ >1
LDA #$40
STA PAGE
LDA $C054
JSR CLEAR
RTS
^1 LDA #$20
STA PAGE
LDA $C055
JSR CLEAR
RTS
TROPSM LDA TIME
AND #$01
BEQ >1
JSR TROSMC
JSR SWAP
RTS
^1 JSR SWAP
JSR TROSMC
RTS
TROSMC LDA #$05
JSR SLIDE
JSR LOCO
JSR THRUST
^1 JSR SWAP
JSR CYBER
JSR THRUST
^1 JSR TROP
JSR CNTORT
JSR SWAP
JSR CYBER
JSR TROP
JSR CNTORT
JSR THRUST
JSR SWAP
JSR LOCO
JSR THRUST
RTS
SLIDE TAX
DEX
BEQ >1
TXA
PHA
JSR CHE
LDA TEMP2
BEQ >2
JSR BACK
PLA
JSR SLIDE
RTS
^2 PLA
^1 RTS
CNTORT LDA #$12
CMP RWEP
BCS >1
STA RWEP
^1 LDA #$10
CMP RSHI
BCS >1
STA RSHI
^1 CMP RLSHL
BCS >1
STA RLSHL
^1 LDA #$04
CMP RARM
BCS >1
STA RARM
^1 LDA #$0C
CMP RRSHL
BGE >1
STA RRSHL
^1 LDA #$0E
CMP RWEP
BLT >1
STA RWEP
^1 LDA #$0C
CMP RSHI
BLT >1
STA RSHI
^1 CMP RLSHL
BLT >1
STA RLSHL
^1 LDA #$00
CMP RARM
BLT >1
STA RARM
^1 LDA #$08
CMP RRSHL
BLT >1
STA RRSHL
^1 LDA #$11
CMP RTORSO
BGE >1
STA RTORSO
^1 LDA #$0E
CMP RTORSO
BLT >1
STA RTORSO
^1 RTS
LST
; START
TROP LDA PADDLE
AND #$04
BEQ >1
INC HEADN
LDA HEADN
AND #$0F
STA HEADN
DEC RTORSO
JSR ROMM7
^1 LDA PADDLE
AND #$08
BEQ >1
DEC HEADN
LDA HEADN
AND #$0F
STA HEADN
INC RTORSO
JSR ROPM7
^1 LDA PADDLE
AND #$01
BEQ >1
JSR TROM2
^1 LDA PADDLE
AND #$02
BEQ >1
JSR TROP2
^1 LDA PADDLE
AND #$10
BEQ >1
JSR TROM5
^1 LDA PADDLE
AND #$20
BEQ >1
JSR TROP5
^1 RTS
TROM2 LDA #$11
CMP RWEP
BLT TROM3
JMP TROMM2
TROM3 LDA #$0F
CMP RSHI
BLT TROM4
JMP TROMM3
TROM4 LDA #$0F
CMP RLSHL
BLT >1
JMP TROMM4
^1 JMP TROMM7
TROM5 LDA #$03
CMP RARM
BGE TROMM5
TROM6 LDA #$0B
CMP RRSHL
BGE TROMM6
TROM7 JMP TROMM7
TROP2 LDA #$0E
CMP RWEP
BGE TROP3
JMP TROPM2
TROP3 LDA #$0C
CMP RSHI
BGE TROP4
JMP TROPM3
TROP4 LDA #$0C
CMP RLSHL
BLT >1
JMP TROPM7
^1 JMP TROPM4
TROP5 LDA #$00
CMP RARM
BGE TROP6
JMP TROPM5
TROP6 LDA #$08
CMP RRSHL
BGE TROP7
JMP TROPM6
TROP7 JMP TROPM7
TROMM7 LDA #$11
CMP RTORSO
BGE ROMM7
RTS
ROMM7 INC RTORSO
DEC RRSHL
DEC RLSHL
JSR CHE
LDA TEMP2
BEQ >1
DEC RTORSO
INC RRSHL
INC RLSHL
RTS
^1 JSR TROMM6
JSR TROMM4
RTS
TROMM6 INC RRSHL
DEC RARM
JSR CHE
LDA TEMP2
BEQ TROMM5
DEC RRSHL
INC RARM
RTS
TROMM5 INC RARM
JSR CHE
LDA TEMP2
BEQ >1
DEC RARM
^1 RTS
TROMM4 INC RLSHL
DEC RSHI
JSR CHE
LDA TEMP2
BEQ TROMM3
DEC RLSHL
INC RSHI
RTS
TROMM3 INC RSHI
DEC RWEP
JSR CHE
LDA TEMP2
BEQ TROMM2
DEC RSHI
INC RWEP
RTS
TROMM2 INC RWEP
JSR CHE
LDA TEMP2
BEQ >1
DEC RWEP
^1 RTS
TROPM7 LDA #$0E
CMP RTORSO
BCC ROPM7
RTS
ROPM7 DEC RTORSO
INC RRSHL
INC RLSHL
JSR CHE
LDA TEMP2
BEQ >1
INC RTORSO
DEC RRSHL
DEC RLSHL
RTS
^1 JSR TROPM6
JSR TROPM4
RTS
TROPM6 DEC RRSHL
INC RARM
JSR CHE
LDA TEMP2
BEQ TROPM5
INC RRSHL
DEC RARM
RTS
TROPM5 DEC RARM
JSR CHE
LDA TEMP2
BEQ >1
INC RARM
^1 RTS
TROPM4 DEC RLSHL
INC RSHI
JSR CHE
LDA TEMP2
BEQ TROPM3
INC RLSHL
DEC RSHI
RTS
TROPM3 DEC RSHI
INC RWEP
JSR CHE
LDA TEMP2
BEQ TROPM2
INC RSHI
DEC RWEP
RTS
TROPM2 DEC RWEP
JSR CHE
LDA TEMP2
BEQ >1
INC RWEP
^1 RTS
LST
; END
CHE LDA #$00
STA TEMP2
JSR BODCLC
JSR BODCHK
RTS
SWAP LDX PLAYER
LDY #$00
^1 LDA HEADX,Y
STA PLATAB,X
INX
INY
CPY #$09
BNE <1
LDX #$08
^1 LDA BLOOD-1,X
PHA
LDA BLOOD2-1,X
STA BLOOD-1,X
PLA
STA BLOOD2-1,X
DEX
BNE <1
LDX PLAYER
CPX #$09
BEQ SWAP2
LDX #$09
STX PLAYER
LDA PAD0
STA PADDLE
LDA OLDP0
STA PADB
LDA $C062
STA THRUS
JMP SWAP3
SWAP2 LDX #$00
STX PLAYER
LDA PAD1
STA PADDLE
LDA OLDP1
STA PADB
LDA $C061
STA THRUS
SWAP3 LDA GEN1
STA GEN2
LDA GENER
STA GEN1
LDA #$00
STA GENER
LDA RID1
STA RID2
LDA RIDE
STA RID1
LDA RID2
STA RIDE
LDY #$00
^1 LDA PLATAB,X
STA HEADX,Y
INX
INY
CPY #$09
BNE <1
LDX #$16
^1 LDA HEAD2X-1,X
STA HEAD3X-1,X
DEX
BNE <1
LDA HEADX
STA HEAD2X
LDA HEADY
STA HEAD2Y
LDA HEADXH
PHA
LDA HEA2XH
STA HEADXH
PLA
STA HEA2XH
LDA HEADYH
PHA
LDA HEA2YH
STA HEADYH
PLA
STA HEA2YH
LDA RELHX
PHA
LDA REL2HX
STA RELHX
PLA
STA REL2HX
LDA RELHY
PHA
LDA REL2HY
STA RELHY
PLA
STA REL2HY
LDA SC1L
PHA
LDA SC2L
STA SC1L
PLA
STA SC2L
LDA SC1H
PHA
LDA SC2H
STA SC1H
PLA
STA SC2H
LDA FTN
PHA
LDA FTN2
STA FTN
PLA
STA FTN2
NOP
NOP
NOP
JSR BODCLC
RTS
CYBER LDA PLAYER
BEQ >1
LDA CLASS
CMP #$28
BEQ >5
RTS
^1 LDA CL2
CMP #$28
BEQ >5
RTS
^5 LDA #$30
STA PADB
LDA BLOOD+6
BMI >3
LDA BLOOD+7
BMI >3
LDA INVIEW
BEQ >1
LDA RID2
BNE >1
JSR LOYFER
JMP >2
^1 JSR TLOOK
^2 JSR LOCO
JSR ROBOT
RTS
^3 JSR ZONEN
JSR LOCO
JSR ROBOT
RTS
BODCHK LDA #$00
STA N3
STA N4
LDA RELHX
SEC
SBC REL2HX
STA TN1
LDA HEADXH
SBC HEA2XH
STA TN2
BMI >1
BNE BODCHK-1
LDA TN1
CMP #$80
BGE BODCHK-1
JMP >2
^1 CMP #$FF
BNE BODCHK-1
LDA TN1
CMP #$80
BLT BODCHK-1
^2 LDA RELHY
SEC
SBC REL2HY
STA TN1
LDA HEADYH
SBC HEA2YH
STA TN2
BMI >1
BNE BODCHK-1
LDA TN1
CMP #$80
BGE BODCHK-1
JMP >2
^1 CMP #$FF
BNE BODCHK-1
LDA TN1
CMP #$80
BLT BODCHK-1
^2 LDX #$08
CHLP3 LDY #$08
CHLP4 LDA BLOOD-1,X
AND #$80
BNE CHLP5
LDA BLOOD2-1,Y
AND #$80
BNE CHLP5
LDA H2SIZE-1,Y
CLC
ADC H2SIZE-1,X
LSR
STA H2
EOR #$FF
STA H3
LDA HEAD2X-1,X
SEC
SBC HEAD3X-1,Y
CMP H2
BLT CONTCT
CMP H3
BGE CONTCT
CHLP5 DEY
BNE CHLP4
DEX
BNE CHLP3
RTS
CONTCT LDA HEAD2Y-1,X
SEC
SBC HEAD3Y-1,Y
CMP H2
BLT >1
CMP H3
BLT CHLP5
^1 CPY #$06
BGE CHCN
CPX #$08
BEQ WOUND
CHCN LDA #$FF
STA N2
STA TEMP2
RTS
WOUND LDA #$FF
STA N3
STA N5
STA TEMP2
STA GENER
SED
LDA SC1L
SEC
SBC #$07
STA SC1L
LDA SC1H
SBC #$00
STA SC1H
CLD
LDA HEAD2X+7
STA HDX
LDA HEAD2Y+7
STA HDY
LDA #$7E
STA HDN
TYA
PHA
JSR DHD
PLA
TAY
LDA BLOOD2-1,Y
CMP #13
BEQ WOUNDX
BGE CHCN
CLC
ADC #$01
STA BLOOD2-1,Y
LSR
ORA #$70
PHA
TYA
TAX
DEX
PLA
JSR MUSC2
LDA #$0B
STA GENER
RTS
WOUNDX LDA #$FF
STA BAKCOL
SEC
SED
LDA SC1L
SEC
SBC #$43
STA SC1L
LDA SC1H
SBC #$00
STA SC1H
CLD
CPY #$04
BEQ WX4
TYA
PHA
TAX
DEX
JSR MUSCLE
PLA
TAY
CPY #$05
BEQ WX4
CPY #$03
BEQ WX2
CPY #$02
BEQ WX1
JMP DEAD
WX1 LDX #$04
JSR MUSCLE
WX4 LDA BLOOD2+3
BMI WX3
LDX #$03
JSR MUSCLE
LDA TORS2N+3
ORA #$60
JSR MUSC2
WX3 LDA #$80
STA BLOOD2+7
RTS
WX2 LDX #$05
JSR MUSCLE
LDA #$80
STA BLOOD2+6
RTS
MUSCLE LDA BLOOD2,X
BMI MUSRTS
LDA TORS2N,X
ORA HIGH,X
JSR MUSC2
LDA BLOOD2,X
PHA
ORA #$80
STA BLOOD2,X
PLA
LSR
ORA #$70
MUSC2 PHA
JSR NXTLMP
PLA
STA LMN,Y
LDA HEAD3X,X
CLC
ADC WINDX
STA LMX,Y
LDA WINDXH
ADC #$00
STA LMXH,Y
LDA HEAD3Y,X
CLC
ADC WINDY
STA LMY,Y
LDA WINDYH
ADC #$00
STA LMYH,Y
LDA LMN,Y
CMP #$70
BLT MUSRTS
LDA LMX,Y
AND #$FE
STA LMX,Y
LDA LMY,Y
AND #$FE
STA LMY,Y
MUSRTS RTS
NXTLMP LDY #$00
NXLMLP LDA LMN,Y
CMP #$FF
BEQ EXNLMP
INY
BNE NXLMLP
EXNLMP RTS
BACK JSR MSET
LDA HEADN
PHA
JSR LOOK
CLC
ADC #$04
AND #$0F
TAX
LDA STOEX,X
BMI BKSK1A
CLC
ADC RELHX
STA RELHX
LDA HEADXH
ADC #$00
STA HEADXH
JMP >1
BKSK1A CLC
ADC RELHX
STA RELHX
LDA HEADXH
SBC #$00
STA HEADXH
^1 LDA STOEY,X
BMI BKSK2A
CLC
ADC RELHY
STA RELHY
LDA HEADYH
ADC #$00
STA HEADYH
JMP BKSK2B
BKSK2A CLC
ADC RELHY
STA RELHY
LDA HEADYH
SBC #$00
STA HEADYH
BKSK2B PLA
STA HEADN
JMP UNSETM
ICL "LINK2"