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-
- section ax,code_c
- opt c-,d+,w-,o+
-
- include 'df1:insert/custom registers'
-
- cadd=((42*8)*256)/8
-
- move.l #scrolltext,shag
- lea $dff000,a6
- move.w #$87e0,dmacon(a6)
- jsr cop_init
- move.l $6c,oldirq
- move.l #newirq,$6c
- mse:
- cmp.b #$f0,$dff006
- bne mse
-
- zog:
- btst #6,$bfe001
- bne mse
- move.l oldirq,$6c
- move.l copaddr,a0
- move.l oldcop,(a0)
- nolib:
-
- rts
- newirq:
- movem.l d0-d7/a0-a6,$75000
- shaj1: cmpi.w #$0000,boh
- bne shaj
- jsr shifty
- move.w #$00ff,boh
- jsr printy
- jsr printy1
- jmp kij
- shaj: subi.w #$0011,boh
-
- kij:
- move.l #screen+2000,aw1+2
- jsr shifty2
- move.l aw1+2,a3
- adda.l #2000,a3
- move.l a3,aw1+2
- jsr shifty2
- move.l aw1+2,a3
- adda.l #2000,a3
- move.l a3,aw1+2
- jsr shifty2
-
- movem.l $75000,d0-d7/a0-a6
- dc.w $4ef9
-
- oldirq: dc.l 0
- shag: dc.l 0
- yaz: dc.b 0
-
- even
-
- cop_init:
- lea screen,a0
- move.l a0,d0
- move.w d0,lo1
- swap d0
- move.w d0,hi1
- moveq #$00,d0
- lea grafname,a1
- move.l $4,a6
- jsr -132(A6)
- move.l $4,A6
- jsr -408(a6)
- tst d0
- beq nolib
- move.l d0,grafbase
- move.l d0,a6
- add.l #$32,d0
- move.l d0,a0
- move.l a0,copaddr
- move.l (a0),oldcop
- move.l #newcop,(a0)
- rts
-
- even
-
- grafname: dc.b "graphics.library",0
- grafbase: dc.l 0
- oldcop: dc.l 0
- copaddr: dc.l 0
- countit: dc.b 0
-
- even
-
- newcop: dc.w $0100,$1200
- dc.w $0102
- boh: dc.w $00ff
- dc.w $0120
- sp1l: dc.w $0000,$0122
- sp1h: dc.w $0000
- dc.w $0124
- sp2l: dc.w $0000,$0126
- sp2h: dc.w $0000
- dc.w $0128
- sp3l: dc.w $0000,$012a
- sp3h: dc.w $0000
- dc.w $012c
- sp4l: dc.w $0000,$012e
- sp4h: dc.w $0000
- dc.w $0130
- sp5l: dc.w $0000,$132
- sp5h: dc.w $0000
- scr: dc.w $2001,$fffe
- dc.w $00e0
- hi1: dc.w $0000
- dc.w $00e2
- lo1: dc.w $0000
- dc.w $00e4
- hi2: dc.w $0000
- dc.w $00e6
- lo2: dc.w $0000
- dc.w $00e8
- hi3: dc.w $0000
- dc.w $00ea
- lo3: dc.w $0000
- dc.w $00ec
- hi4: dc.w $0000
- dc.w $00ee
- lo4: dc.w $0000
- dc.w $00f0
- hi5: dc.w $0000
- dc.w $00f2
- lo5: dc.w $0000
- dc.w $008e,$3491
- dc.w $0090,$34a1
- dc.w $180,$000,$182,$fff,$184,$fdb,$186,$db9
- dc.w $188,$c97,$18a,$a75,$18c,$853,$18e,$033,$190,$c60
- dc.w $192,$ba5,$194,$962,$196,$530,$198,$db4,$19a,$558
- dc.w $19c,$447,$19e,$336,$1a0,$a40,$1a2,$f44,$1a4,$b00
- dc.w $1a6,$222,$1a8,$333,$1aa,$444,$1ac,$555,$1ae,$666
- dc.w $1b0,$777,$1b2,$888,$1b4,$999,$1b6,$aaa,$1b8,$ccc
- dc.w $1ba,$ddd,$1bc,$eee,$1be,$fff
- dc.w $ffff,$fffe
-
- even
-
- screen:
- ds.b 1*cadd
-
- chrset:
- incbin 'df1:graphics/64.chrset.raw'
-
- printy:
- move.l shag,a2
- move.b (a2)+,yaz
- move.l a2,shag
- cmpi.b #0,yaz
- bne stag
- move.l #scrolltext,shag
- rts
- stag:
- move.l #Ascii,a3
- move.l #pos,a4
- move.b (a3)+,d3
- move.w (a4),(a4)
- cmpr:
- cmp.b yaz,d3
- beq printit
- move.b (a3)+,d3
- move.w (a4),(a4)+
- jmp cmpr
- rts
-
- printit:
- move.l #chrset,a5
- adda.w (a4),a5
- move.l a5,as1+2
- as1: move.b chrset,screen+38
-
- loop: move.l as1+2,a3
- adda.l #40,a3
- move.l a3,as1+2
- move.l as1+6,a3
- adda.l #40,a3
- move.l a3,as1+6
- addi.b #1,countit
- cmpi.b #8,countit
- bne as1
- move.b #0,countit
- move.l #chrset,as1+2
- move.l #screen+38,as1+6
- rts
-
- printy1:
- move.l shag,a2
- move.b (a2)+,yaz
- move.l a2,shag
- cmpi.b #0,yaz
- bne juh
- move.l #scrolltext,shag
- rts
- juh:
- move.l #Ascii,a3
- move.l #pos,a4
- move.b (a3)+,d3
- move.w (a4),(a4)
- cmpr1:
- cmp.b yaz,d3
- beq printit1
- move.b (a3)+,d3
- move.w (a4),(a4)+
- jmp cmpr1
- rts
-
- printit1:
- move.l #chrset,a5
- adda.w (a4),a5
- move.l a5,as11+2
- as11: move.b chrset,screen+39
-
- loop1: move.l as11+2,a3
- adda.l #40,a3
- move.l a3,as11+2
- move.l as11+6,a3
- adda.l #40,a3
- move.l a3,as11+6
- addi.b #1,countit
- cmpi.b #8,countit
- bne as11
- move.b #0,countit
- move.l #chrset,as11+2
- move.l #screen+39,as11+6
- rts
-
-
- Ascii:
- dc.b ' 1234567890.-'
- dc.b 'ABCDEFGHIJKLMNOPQRSTUVWXYZ!?'
- dc.b 0
-
- pos:
- dc.w 0,1,2,3,4,5,6,7,8,9,10,11,12
- dc.w 320,321,322,323,324,325,326,327,328,329,330
- dc.w 331,332,333,334,335,336,337,338,339,340,341
- dc.w 342,343,344,345,346,347
-
- scrolltext:
-
- dc.b 'THIS IS MEANINGFUL TEXT. DUDE GREETS GO TO MARTIN.'
- dc.b 'BOLLGROX TO PETE EDLEY GREASER FUCKIN TWAT SHIT.'
- dc.b '1234567890-!? '
- dc.b 0
- shifty:
- lea $dff000,a6
- move.l #-1,bltafwm(a6)
- move.w #$09f0,bltcon0(a6)
- clr.w bltcon1(a6)
- clr.w bltamod(a6)
- move.w #40-38,bltdmod(a6)
- move.w #40-38,bltamod(a6)
- move.l #screen,bltdpt(a6)
- move.l #screen+2,bltapt(a6)
- move.w #%0000001000010011,bltsize(a6)
- rts
-
- shifty2:
- lea $dff000,a6
- move.l #-1,bltafwm(a6)
- move.w #$09f0,bltcon0(a6)
- clr.w bltcon1(a6)
- clr.w bltamod(a6)
- move.w #40-38,bltdmod(a6)
- move.w #40-38,bltamod(a6)
- aw1: move.l #screen+2000,bltdpt(a6)
- move.l #screen,bltapt(a6)
- move.w #%0000001000010011,bltsize(a6)
- rts
-