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antoine-source/blockade/Blockade.Play.s
Antoine Vignau 757886e58e Adding Blockade 
Antoine's source code of Blockade
2022-10-29 21:21:24 +02:00

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*
* Blockade: Game
*
*--------------------------------------
* Gestion du jeu
nowPLAY ldx currX
ldy currY
jsr calcPLATEAU
tax
lda plateauBACK,x ; on ne deplace pas
and #$ff ; si on a qqch de fixe
sta valueCURR
cmp #$07
beq nowPLAY1
cmp #$11
bcs nowPLAY1
lda plateauFORE,x ; si rien en fore, alors retour
and #$ff
beq nowPLAY2
brl nowPLAY20 ; on a qqch en fore
*---
nowPLAY1 ldy #6
jsr playSND
ldx oldX ; retour sans changement
stx currX
ldy oldY
sty currY
lda oldC
sta currC
rts
nowPLAY2 lda #06 ; on affiche le sprite
ldx currX
ldy currY
jsr showSCREEN
lda oldC
ldx oldX
ldy oldY
jsr showSCREEN
lda valueCURR
sta currC
ldy #4
jsr playSND
rts
*--- On a qqch en foreground
nowPLAY20 sta currC
jsr calcNEXT
bcs nowPLAY1
tax
lda plateauFORE,x
and #$ff
sta nextC
cmp #$11
bcc nowPLAY201
brl nowPLAY1
nowPLAY201 eor currC
cmp #1
bne nowPLAY22
jsr saveALL
lda nextC ; regarde si CARRE
cmp #$0a
bcs nowPLAY21
ldy #10
jsr playSND
dec nbPIECES ; CARRE -> effacer
dec nbPIECES
ldx nextX
ldy nextY
jsr calcPLATEAU
tax
lda plateauFORE,x
and #$ff00
sta plateauFORE,x
stz currC
stz nextC
brl nowPLAY40
nowPLAY21 lda nextC
sec
sbc #2
sta nextC
ldy #0
jsr playSND
stz currC
dec nbPIECES
brl nowPLAY40
nowPLAY22 cmp currC ; si =currC alors on a rien
beq nowPLAY23 ; en fore
brl nowPLAY1
nowPLAY23 lda currC
sta nextC
phx
jsr saveALL
plx
*--- Rien en nextFore, regarde en nextBack
nowPLAY30 lda plateauBACK,x
and #$ff
cmp #$07
beq nowPLAY31
cmp #$11
bcc nowPLAY32
nowPLAY31 brl nowPLAY1
nowPLAY32 ldy currC ; gestion du mur mouvant
cpy #$10
bne nowPLAY321
sty nextC
brl nowPLAY40
nowPLAY321 cmp #1 ; force jaune
bne nowPLAY33
ldy #9
jsr playSND
lda currC
and #$fe
sta nextC
brl nowPLAY40
nowPLAY33 cmp #2 ; force bleu
bne nowPLAY34
ldy #3
jsr playSND
lda currC
ora #$01
sta nextC
brl nowPLAY40
nowPLAY34 cmp #3 ; echange couleur
bne nowPLAY35
ldy #12
jsr playSND
lda currC ; vire bit 0
and #$fe
pha
lda currC
and #$01 ; garde bit 0
eor #$01 ; 0=>1 & 1=>0
ora 1,s
ply
sta nextC
brl nowPLAY40
nowPLAY35 cmp #4 ; degenerateur
bne nowPLAY37
lda currC
cmp #$0e
bcs nowPLAY36
clc
adc #2
sta nextC
ldy #5
jsr playSND
nowPLAY36 brl nowPLAY40
nowPLAY37 cmp #5 ; teleporteur
bne nowPLAY40
jsr manageTELE
bcs nowPLAY40
stx nextX
sty nextY
lda currC
sta nextC
ldy #11
jsr playSND
*--- Reaffiche tout ce qui a change
nowPLAY40 lda #06 ; on affiche le curseur
ldx currX
ldy currY
jsr showSCREEN
lda oldC ; on reaffiche l'ancien sprite
ldx oldX
ldy oldY
jsr showSCREEN
ldy #8
jsr playSND
lda nbPIECES
cmp nbPIECES2
bne nowPLAY41
jsr saveALL
nowPLAY41 ldx oldX ; on efface l'ancienne valeur
ldy oldY
jsr calcPLATEAU
tax
lda plateauFORE,x
and #$ff00
sta plateauFORE,x
ldx currX
ldy currY
jsr calcPLATEAU
tax
lda plateauFORE,x
and #$ff00
sta plateauFORE,x
ldx nextX ; on met la nouvelle valeur
ldy nextY
jsr calcPLATEAU
tax
lda plateauFORE,x
and #$ff00
ora nextC
sta plateauFORE,x
lda nextC
bne nowPLAY42
ldx nextX ; on met la nouvelle valeur
ldy nextY
jsr calcPLATEAU
tax
lda plateauBACK,x
and #$ff
nowPLAY42 ldx nextX ; affiche it
ldy nextY
jsr showSCREEN
lda valueCURR
sta currC
lda #1
sta fgUNDO
rts
*--- Gestion du teleporteur
manageTELE lda #1
sta deltaMVT
ldx nextX
stx teleX
ldy nextY
sty teleY
*---
manageTELE1 lda deltaMVT
asl
asl
clc
adc #2
sta maxMVT ; nombre maxi de deplacement
stz nbMVT ; nb de deplacements effectues
ldx teleX ; calcul de l'adresse
stx xFIRST ; de la premiere case
stx xSECOND
lda teleY
sec
sbc deltaMVT
sta yFIRST
sta ySECOND
*---
manageTELE2 ldx xFIRST
ldy yFIRST
jsr manageTELE10
bcs manageTELE3
ldx xFIRST
ldy yFIRST
clc
rts
manageTELE3 ldx xSECOND
ldy ySECOND
jsr manageTELE10
bcs manageTELE4
ldx xSECOND
ldy ySECOND
clc
rts
*---
manageTELE4 lda nbMVT
clc
adc #2
sta nbMVT ; incremente le numero du mouvement
cmp maxMVT
bne manageTELE6
lda deltaMVT
clc
adc #1
sta deltaMVT
cmp #16
beq manageTELE5
brl manageTELE1
manageTELE5 sec
rts
*---
manageTELE6 lda yFIRST
clc
adc #1
sta yFIRST
sta ySECOND
bmi manageTELE7
cmp teleY
bcc manageTELE7
beq manageTELE7
inc xFIRST
bra manageTELE8
manageTELE7 dec xFIRST
manageTELE8 lda teleX
sec
sbc xFIRST
clc
adc teleX
sta xSECOND
brl manageTELE2
*---
manageTELE10 cpx #15 ; x<15
bcc manageTELE11
bra manageTELE15
manageTELE11 cpy #9 ; y<9
bcc manageTELE12
bra manageTELE15
manageTELE12 cpx currX ; sur curseur
bne manageTELE13
cpy currY
beq manageTELE15
manageTELE13 cpx teleX ; sur teleporteur de depart
bne manageTELE14
cpy teleY
beq manageTELE15
manageTELE14 jsr calcPLATEAU ; regarde si on a un teleporteur
tax
lda plateauBACK,x
and #$ff
cmp #$05
bne manageTELE15
lda plateauFORE,x
and #$ff
bne manageTELE15
clc
rts
manageTELE15 sec
rts
*--------------------------------------
saveALL ldx #0
sep #$20
]lp lda plateauBACK,x
sta plateauBACK2,x
lda plateauFORE,x
sta plateauFORE2,x
inx
cpx #15*9
bne ]lp
rep #$20
ldx oldX
stx copyX
ldy oldY
sty copyY
lda oldC
sta copyC
lda nbPIECES
sta nbPIECES2
rts
*---
restoreALL lda fgUNDO
bne restoreALL1
rts
restoreALL1 ldx #0
sep #$20
]lp lda plateauBACK,x
pha
lda plateauBACK2,x
sta plateauBACK,x
pla
sta plateauBACK2,x
lda plateauFORE,x
pha
lda plateauFORE2,x
sta plateauFORE,x
tay
pla
sta plateauFORE2,x
tya
bne restoreALL2
lda plateauBACK,x
restoreALL2 sta plateauALL,x
inx
cpx #15*9
bne ]lp
rep #$20
lda #showSCREEN
sta printLEVEL1+1
jsr printLEVEL
lda #showSPRITE
sta printLEVEL1+1
lda coorX
ldx copyX
stx currX
stx coorX
sta copyX
lda coorY
ldy copyY
sty currY
sty coorY
sta copyY
lda currC
pha
lda copyC
sta currC
pla
sta copyC
lda #6
jsr showSCREEN
ldx nbPIECES
lda nbPIECES2
sta nbPIECES
stx nbPIECES2
rts
*--------------------------------------
* Routines diverses
decodeLEVEL lda ptrLEVEL
sta Debut
lda ptrLEVEL+2
sta Debut+2
lda #0
ldx level
]lp dex
cpx #0
beq decodeLEVEL1
clc
adc #$b8
bra ]lp
decodeLEVEL1 clc
adc Debut
sta Debut
lda Debut+2
adc #0
sta Debut+2
*--- Recopie nom
ldy #24-2
]lp lda [Debut],y
sta levelNAME,y
dey
dey
bpl ]lp
*--- Recopie fond
lda Debut
clc
adc #$18
sta Debut
lda Debut+2
adc #0
sta Debut+2
lda #plateauALL
sta Arrivee
lda #^plateauALL
sta Arrivee+2
ldx #9
decodeLEVEL2 ldy #14
]lp lda [Debut],y
sta [Arrivee],y
dey
dey
bpl ]lp
lda Debut
clc
adc #16
sta Debut
lda Arrivee
clc
adc #15
sta Arrivee
dex
bne decodeLEVEL2
lda [Debut]
xba
sta nbPIECES
*--- Gere le premier plan
sep #$20
ldx #0
]lp lda plateauALL,x
cmp #$06
beq decodeLEVEL3
cmp #$13
bcs decodeLEVEL5
cmp #$08
bcs decodeLEVEL4
bra decodeLEVEL5
decodeLEVEL3 lda #0
decodeLEVEL4 sta plateauFORE,x
stz plateauBACK,x
bra decodeLEVEL6
decodeLEVEL5 sta plateauBACK,x
stz plateauFORE,x
decodeLEVEL6 inx
cpx #15*9
bne ]lp
rep #$20
stz fgUNDO
rts
*--------------------------------------
putLEVEL sep #$20
ldx level
lda scdVAR,x
and #$f0
lsr
lsr
lsr
lsr
ora #'0'
cmp #'0'
bne putLEVEL0
lda #' '
putLEVEL0 sta strLEVEL
lda scdVAR,x
and #$0f
ora #'0'
sta strLEVEL+1
rep #$20
putLEVEL1 lda #strLEVEL
ldx #$00e1
ldy #$95f0
jsr printIT
lda ptrSCR
clc
adc #$75f0
tay
lda #strLEVEL
ldx ptrSCR+2
jsr printIT
rts
*--------------------------------------
printLEVEL lda #0
sta printY
sta showX
sta showY
]lp tax
lda plateauALL,x
and #$ff
ldx showX
ldy showY
cmp #$06
bne printLEVEL1
stx currX
stx coorX
stx oldX
sty currY
sty coorY
sty oldY
printLEVEL1 jsr showSPRITE
inc showX
lda showX
cmp #15
bne printLEVEL2
stz showX
inc showY
printLEVEL2 inc printY
lda printY
cmp #15*9
bne ]lp
*--- Affiche le nom
lda levelNAME
and #$ff
tax
stz levelNAME1,x
lda #$7598
clc
adc ptrSCR
tay
lda #levelNAME1
ldx ptrSCR+2
jsr printIT
jsr putLEVEL
rts
*--------------------------------------
showSCREEN phy
asl
tay
lda adrSPRITE,y
clc
adc ptrSPRITE
sta Debut
lda ptrSPRITE+2
adc #0
sta Debut+2
ply
jsr calcWHAT
clc
adc #$2005
sta Arrivee
lda #$00e1
sta Arrivee+2
bra showSPRITE1
*--------------------------------------
showSPRITE phy
asl
tay
lda adrSPRITE,y
clc
adc ptrSPRITE
sta Debut
lda ptrSPRITE+2
adc #0
sta Debut+2
ply
jsr calcWHAT
clc
adc #5 ; Correctif centre
clc
adc ptrSCR
sta Arrivee
lda ptrSCR+2
adc #0
sta Arrivee+2
showSPRITE1 ldx #20
ldy #0
]lp lda [Debut],y
sta [Arrivee],y
iny
iny
lda [Debut],y
sta [Arrivee],y
iny
iny
lda [Debut],y
sta [Arrivee],y
iny
iny
lda [Debut],y
sta [Arrivee],y
iny
iny
lda [Debut],y
sta [Arrivee],y
tya
clc
adc #160-8
tay
dex
bne ]lp
rts
*--------------------------------------
calcWHAT tya
asl
tay
lda scrY,y
pha
txa
asl
tax
lda scrX,x
clc
adc 1,s
plx
rts
*--------------------------------------
calcPLATEAU lda platY,y
and #$ff
pha
txa
clc
adc 1,s
plx
clc
rts
*--------------------------------------
calcNEXT lda currX
sta nextX
lda currY
sta nextY
lda theDIR ; left
bne calcNEXT1
lda nextX
beq calcNEXT5
dec nextX
bra calcNEXT4
calcNEXT1 cmp #1 ; right
bne calcNEXT2
lda nextX
cmp #14
beq calcNEXT5
inc nextX
bra calcNEXT4
calcNEXT2 cmp #2 ; up
bne calcNEXT3
lda nextY
beq calcNEXT5
dec nextY
bra calcNEXT4
calcNEXT3 lda nextY ; down
cmp #8
beq calcNEXT5
inc nextY
calcNEXT4 ldx nextX
ldy nextY
jsr calcPLATEAU
clc
rts
calcNEXT5 sec
rts
*--------------------------------------
preparePIC lda ptrSPRITE
sta Debut
lda ptrSPRITE+2
sta Debut+2
lda ptrSCR
sta Arrivee
lda ptrSCR+2
sta Arrivee+2
ldy #0
tya
]lp sta [Arrivee],y
iny
iny
bpl ]lp
ldy #180*160
]lp lda [Debut],y
sta [Arrivee],y
iny
iny
bpl ]lp
rts
*--- Jeu
level ds 2
oldLEVEL ds 2
strLEVEL asc ' '00
nbPIECES ds 2
nbPIECES2 ds 2
fgUNDO ds 2
printY ds 2
showX ds 2
showY ds 2
valueCURR ds 2
xFIRST ds 2 ; teleporteur
yFIRST ds 2
xSECOND ds 2
ySECOND ds 2
nbMVT ds 2
maxMVT ds 2
teleX ds 2
teleY ds 2
deltaMVT ds 2
oldX ds 2 ; ancien
oldY ds 2
oldC ds 2
currX ds 2 ; courant
currY ds 2
currC ds 2
nextX ds 2 ; le premier apres
nextY ds 2
nextC ds 2
copyX ds 2 ; sauvegarde
copyY ds 2
copyC ds 2
theDIR ds 2
theKEY ds 2
scrX dw $00,$0a,$14,$1e,$28,$32,$3c,$46
dw $50,$5a,$64,$6e,$78,$82,$8c
scrY dw $0000,$0c80,$1900,$2580,$3200
dw $3e80,$4b00,$5780,$6400
adrSPRITE dw $141,$14c,$157,$162,$16d,$178,$183
dw $18e,$199,$1a4,$1af,$1ba,$1c5,$1d0
dw $f01,$f0c,$f17,$f22,$f2d,$f38,$f43
dw $f4e,$f59,$f64,$f6f,$f7a,$f85,$f90
platY db 0,15,30,45,60,75,90,105,120,135
levelNAME ds 1
levelNAME1 ds 24
plateauALL ds 15*9
plateauBACK2 ds 15*9
plateauFORE2 ds 15*9
plateauBACK ds 15*9
plateauFORE ds 15*9
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