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001.asm
751 lines (503 loc) · 8.43 KB
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001.asm
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751
!cpu 6510
!to "001.prg",cbm
;designed by keyvan mehrbakhsh 2024
;keyvanmehrbakhsh@gmail.com
;its free to alter
lastkey = $72
chrposition= $74
chrpositionh= $75
listcount =$77
thingposition=$22
thingposition2=$80
thingposition3=$81
thingpositionh=$79
increment=$41
increment2=$42
buffer= $76
zeropagel = $fe
zeropageh =$ff
*=$0801
!byte $1E, $08, $0A, $00, $9E, $20, $28,$32, $30, $38, $30, $29, $3a, $8f, $20, $28, $43, $29, $20, $32, $30, $32, $31, $20, $4D, $54, $53, $56, $00, $00, $00
*=$820
lda $01
and #251
sta $01
copyoriginalchartonewlocation
sei
lda $d000,x
sta $2000,x
lda $d100,x
sta $2100,x
lda $d200,x
sta $2200,x
lda $d300,x
sta $2300,x
lda $d400,x
sta $2400,x
lda $d500,x
sta $2500,x
lda $d600,x
sta $2600,x
lda $d700,x
sta $2700,x
inx
beq stopcpy
jmp copyoriginalchartonewlocation
stopcpy
lda $01
ora #4
sta $01
lda #15
sta thingposition
lda #1
sta thingpositionh
lda #$44
sta chrpositionh
lda #20
sta chrposition
lda #0
sta $d020
sta $d021
lda #$44
sta listcount
lda #$18
sta $d018
copycarcharacter
ldy #0
copycarcharacterloop
lda carchar,y
sta $2290,y
lda carchar2,y
sta $22a0,y
;lda oppbulletchardata,y
;sta $22b0,y
;lda sidebulletchardata,y
;sta $22b8,y
iny
cpy #8
bne copycarcharacterloop
main
; lda #$00
ldx #<irq
ldy #>irq
lda #$36
sta $d012
stx $0314
sty $0315
lda #$7f
sta $dc0d
lda #$1b
sta $d011
lda #$01
sta $d01a
lda #0
cli
mainloop
;jsr rollingupsidedown
inc increment
inc increment2
jmp mainloop
irq
loop
ldy increment
lda thingposition
adc sin2,y
sta thingposition
bcs inclistcount
lda listcount
sta zeropageh
lda thingposition
sta zeropagel
lda #230
ldy #0
sta (zeropagel),y
lda zeropagel
adc #12
sta zeropagel
lda #230
ldy #0
sta (zeropagel),y
jsr movejoy
jsr display
jsr drawuntoscreen
jsr displaythingcolor
inc $d019
lda $dc0d
sta $dd0d
; lda #$fa
; sta $d012
clearsc
jsr clear4000
notclearsc
jmp $ea7e
rti
incthingposih
clc
lda thingpositionh
cmp #5
beq resetthingpositionh
inc thingpositionh
jmp main
rts
resetthingpositionh
clc
clc
lda #1
sta thingpositionh
lda #10
sta thingposition
jmp main
rts
inclistcount
inc listcount
lda listcount
cmp #$48
beq resetlistcount
jmp main
rts
resetlistcount
lda #$43
sta listcount
lda #17
sta thingposition
jmp main
rts
display
clc
lda chrpositionh
sta zeropageh
lda chrposition
sta zeropagel
lda #82
ldy #0
sta (zeropagel),y
lda zeropagel
adc #1
sta zeropagel
lda #84
sta (zeropagel),y
lda chrpositionh
cmp #$44
beq putscreen1
cmp #$45
beq putscreen2
cmp #$46
beq putscreen3
cmp #$47
beq putscreen4
rts
putscreen1
ldx chrposition
lda #11
sta $d800,x
lda #11
sta $d801,x
rts
putscreen2
ldx chrposition
lda #11
sta $d900,x
lda #11
sta $d901,x
rts
putscreen3
ldx chrposition
lda #11
sta $da00,x
lda #11
sta $da01,x
rts
putscreen4
ldx chrposition
lda #11
sta $db00,x
lda #11
sta $db01,x
rts
movejoy
lda $dc00
and #15
cmp #11
beq left
cmp #10
beq leftup
cmp #9
beq leftdown
cmp #6
beq upright
cmp #5
beq downright
cmp #7
beq right
cmp #13
beq down
cmp #14
beq up
cmp #$6f
rts
up
sec
lda chrposition
sbc #40
sta chrposition
bcc dechib
rts
leftup
sec
lda chrposition
sbc #41
sta chrposition
bcc dechib
rts
leftdown
clc
lda chrposition
adc #39
sta chrposition
bcs inchib
rts
upright
sec
lda chrposition
sbc #39
sta chrposition
bcc dechib
rts
downright
clc
lda chrposition
adc #41
sta chrposition
bcs inchib
rts
down
clc
lda chrposition
adc #40
sta chrposition
bcs inchib
rts
right
clc
lda chrposition
adc #1
sta chrposition
bcs inchib
rts
left
sec
lda chrposition
sbc #1
sta chrposition
bcc dechib
rts
inchib
lda chrpositionh
cmp #$48
beq resethib
inc chrpositionh
rts
dechib
lda chrpositionh
cmp #$43
beq resethibneg
dec chrpositionh
rts
resethib
lda #$44
sta chrpositionh
rts
resethibneg
lda #$47
sta chrpositionh
rts
clearscr
ldx #0
clearscrloop
lda #32
sta $0400,x
sta $0500,x
sta $0600,x
sta $0700,x
inx
cpx #0
bne clearscrloop
rts
rolling
lda $d012
cmp increment2
;bne rolling
rts
displaythingcolor
restforlater
ldx thingposition
lda listcount
cmp #$44
beq putscreenthing1
cmp #$45
beq putscreenthing2
cmp #$46
beq putscreenthing3
cmp #$47
beq putscreenthing4
rts
putscreenthing1
txa
lda listcount
sta $d800,x
rts
putscreenthing2
lda listcount
sta $d900,x
rts
putscreenthing3
lda listcount
sta $da00,x
rts
putscreenthing4
lda listcount
sta $db00,x
rts
rollingupsidedown
ldy #0
rollingupsidedownl
lda increment2
adc #39
sta increment2
lda increment2
tax
lda #189
sta $4400,x
sta $4500,x
sta $4600,x
sta $4700,x
iny
cpy #0
bne rollingupsidedownl
rts
drawuntoscreen
ldx #0
ldy #0
drawuntoscreenl
inx
lda $4400,y
sta $0400,x
lda $4500,y
sta $0500,x
lda $4600,y
sta $0600,x
lda $4700,y
sta $0700,x
iny
cpx #0
bne drawuntoscreenl
rts
clear4000
ldy#0
ldx #0
clear4000l
lda #32
sta $4400,x
sta $4500,x
sta $4600,x
sta $4700,x
;lda #8
;sta $d800,x
;sta $d900,x
;sta $da00,x
;sta $db00,x
txa
;adc increment2
adc increment
tax
iny
cpy #0
bne clear4000l
rts
rowslist !byte 5,30,55,70,83,116,140,180,200,250,255
numbers !byte 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16
numbers2 !byte 40,80,120,160,200,240
sin !byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
sin2
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 39,39,39,39,39,39,39,39
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 41,41,41,41,41,41,41,41
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
!byte 40,40,40,40,40,40,40,40
widening
!byte 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
!byte 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3
!byte 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3
!byte 4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4
!byte 4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4
!byte 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5
!byte 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5
!byte 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6
!byte 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6
!byte 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
!byte 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
!byte 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8
!byte 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8
!byte 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8
carchar
!byte %00011111
!byte %00100100
!byte %01000100
!byte %11001111
!byte %10000000
!byte %11111111
!byte %00111100
!byte %00011000
carchar2
!byte %11111000
!byte %00100100
!byte %00100110
!byte %11110001
!byte %10000001
!byte %11111111
!byte %00111100
!byte %00011000