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Text File | 1993-08-09 | 35.3 KB | 1,767 lines |
- rout ;when this is off, the routine-file will be
- ;assembled, on=testing
-
- ;debug ;when this is on, colors in the background will
- ;show how much time the routine needs.
-
-
- routinemode equ 67 ;the routinemode !
-
-
- ; the first part of the source handles the things that are necessary to
- ; show the picture/copper and playing of the routine.
- ; the part between the "***" lines is the routine-source.
- ; at the bottom of the file, there are the necessary incbin-files who
- ; are needed to test the routine.
- ; these are saved with "save effect" in videotracker. they are raw
- ; data files which can be fonts,pictures,landscapes,vectorobjects
- ; etcetra.
- ; the incbin-files are put in the "variables" table, in the routine-
- ; player-handler
- ; the place where it's done can be found by searching for "!!!"
-
-
- opt a+ ;devpac 3 optimize
- opt o+
-
- ifd rout
-
- ;videotracker routine-test
-
- incdir "videotracker:include/"
- include "exec/types.i"
- include "graphics/gfxbase.i"
- include "lvo/graphics_lib.i"
- incdir 'videotracker:effect/'
-
- vew_wid equ 44
- vew_hgt equ 290
- win_hgt equ 117
- win_str equ $1a
-
- SECTION 1,CODE_C
- tus
-
-
- move.l ($4).w,a6
- sub.l a1,a1
- jsr -$126(a6) ;findtask
- move.l d0,curtsk
- move.l d0,a0
- move.l $b8(a0),tskpri
-
- lea dosnam,a1 ;doslib openen
- moveq.l #0,d0
- move.l (4).w,a6
- jsr -408(a6) ;openlib
- move.l d0,doslib
-
- bsr.s label5 ;videotracker opstarten
-
- move.l curtsk,a0
- move.l tskpri,$b8(a0)
- move.l ($4).w,a6
- jsr -$84(a6) ;forbid
-
- move.l doslib,a1
- move.l (4).w,a6
- jsr -414(a6) ;closelib
-
- moveq.l #0,d0
- rts
-
- label5
- move.l (4).w,a6 ;workbench gedoe
- move.b 530(a6),ntscmode ;50/60 hertz halen
-
- cmp.b #50,ntscmode ;ntsc ?
- beq.s str.ntsc
- move.l #vew_hgt-56,hogscr ;set NTSC screen hight
- str.ntsc
-
- move.l (4).w,a6 ;68030 cache off
- jsr -120(a6)
-
- btst.b #1,297(a6)
- beq.s str.nfc
- lea.l str.ft,a5
- jsr -30(a6)
- str.nfc
- jsr -126(a6)
- bra.s str.fc
-
- str.ft
- dc.w $4e7a,2
- bclr #0,d0
- bset #13,d0
- dc.w $4e7b,2
- rte
- str.fc
-
- lea cprjmp,a2 ;copjmp zetten !
- move.l #cprbck-8,d0
- move.w d0,6(a2)
- swap d0
- move.w d0,2(a2)
-
- lea cprbck-8,a2 ;copstr zetten !
- move.l #cpr,d0
- move.w d0,6(a2)
- swap d0
- move.w d0,2(a2)
-
- bsr cprsprrem ;sprites legen
-
- lea gfxnam,a1 ;graphics lib openen
- move.l (4).w,a6
- jsr -408(a6) ;openlib
- move.l d0,a6
- move.l d0,gfxlib
- move.l 38(a6),oldcprlist
-
- bset #1,$bfe001
- bsr copbuf ;copper vullen
-
- bsr sysoff
-
- gadrun
- btst #6,($bfe001).l
- bne gadrun
-
- scrend
- scrend.play
- bsr syson
-
- move.l gfxlib,a1
- move.l (4).w,a6
- jsr -414(a6) ;closelib
-
- scrend.qb
- moveq.l #0,d0
- rts
-
- ;vertical blank interrupt, no blits.
- ;handles counters,interlace,sprite
- ;level 3
-
- intvb
- bra.s intvb.cnt
- dc.l 'VIDU'
- dc.l 'LOOP'
- intvb.cnt
- movem.l d0-d7/a0-a6,-(sp)
- lea ($dff000).l,a6
-
- move.w $01e(a6),d0
- btst #5,d0 ;vblank ?
- bne.s intvb.vb
-
- bra.s intcop.end
-
- intvb.vb
- bsr grap
- bsr palctr ;palette zetten
- bsr.s copbuf ;copper vullen
-
- intvb.end
- move.w #$0020,$09c(a6) ;vb bit wissen
- movem.l (sp)+,d0-d7/a0-a6 ;multitask uit, shit !
- rte
-
- intcop.end
- movem.l (sp)+,d0-d7/a0-a6
- move.l intvbold,-(sp)
- rts
-
- ;transmission buffer empty routine, BLIT !
- ;handles routines,animations
-
- inttbe ;tbe interrupt
- movem.l d0-d7/a0-a6,-(sp)
- lea ($dff000).l,a6
-
- move.w $01e(a6),d0
- btst #0,d0 ;no tbe ?
- beq.s intdskblk
-
-
- btst #6,($bfe001).l ;muis ingedrukt ?
- beq.s inttbe.cop
- btst #2,($dff016).l
- beq.s inttbe.cop
-
- ifd debug
- move.w #$700,$dff180
- endc
-
- bsr rotply ;routineplayer BLIT !
- bsr.s copbuf ;copper vullen
-
- ifd debug
- move.w #$070,$dff180
- endc
-
- inttbe.cop
-
- inttbe.end
- move.w #$0001,$09c(a6)
- movem.l (sp)+,d0-d7/a0-a6
- rte
-
- intdskblk
- move.w #$0001,$09c(a6) ;be sure for no tbe handling
- movem.l (sp)+,d0-d7/a0-a6
- move.l inttbeold,-(sp)
- rts
-
-
- ;moves the copperbuffer to the copperlist
- ;sort of double buffering
-
- copbuf
- movem.l d0-d7/a0-a6,-(sp)
-
- lea ($dff000).l,a6
-
- copbuf.novb ;copperchange overslaan
- moveq.l #0,d0
- move.b $005(a6),d0
- lsl.w #8,d0
- moveq.l #0,d1
- move.b $006(a6),d1
- add.w d1,d0
-
- cmp.w #$4,d0
- blt copbuf.novb
-
- cmp.b #50,ntscmode
- beq.s copbuf.pal
- cmp.w #$133-56-8,d0 ;ntsc grens
- bge copbuf.novb
- bra.s copbuf.cont
- copbuf.pal
- cmp.w #$133-8,d0 ;pal grens
- bge copbuf.novb
- copbuf.cont
-
- lea gra.s,a0 ;buffer copieren
- lea cprbuf,a1
-
- move.w 00*4+2(a0),00*4+2(a1)
- move.w 01*4+2(a0),01*4+2(a1)
- move.w 02*4+2(a0),02*4+2(a1)
- move.w 03*4+2(a0),03*4+2(a1)
- move.w 04*4+2(a0),04*4+2(a1)
- move.w 05*4+2(a0),05*4+2(a1)
- move.w 06*4+2(a0),06*4+2(a1)
- move.w 07*4+2(a0),07*4+2(a1)
- move.w 08*4+2(a0),08*4+2(a1)
- move.w 09*4+2(a0),09*4+2(a1)
-
- move.w 10*4+2(a0),10*4+2(a1)
- move.w 11*4+2(a0),11*4+2(a1)
- move.w 12*4+2(a0),12*4+2(a1)
- move.w 13*4+2(a0),13*4+2(a1)
- move.w 14*4+2(a0),14*4+2(a1)
- move.w 15*4+2(a0),15*4+2(a1)
- move.w 16*4+2(a0),16*4+2(a1)
- move.w 17*4+2(a0),17*4+2(a1)
- move.w 18*4+2(a0),18*4+2(a1)
- move.w 19*4+2(a0),19*4+2(a1)
-
- move.w 20*4+2(a0),20*4+2(a1)
- move.w 21*4+2(a0),21*4+2(a1)
- move.w 22*4+2(a0),22*4+2(a1)
- move.w 23*4+2(a0),23*4+2(a1)
- move.w 24*4+2(a0),24*4+2(a1)
- move.w 25*4+2(a0),25*4+2(a1)
- move.w 26*4+2(a0),26*4+2(a1)
- move.w 27*4+2(a0),27*4+2(a1)
- move.w 28*4+2(a0),28*4+2(a1)
- move.w 29*4+2(a0),29*4+2(a1)
-
- move.w 30*4+2(a0),30*4+2(a1)
- move.w 31*4+2(a0),31*4+2(a1)
- move.w 32*4+2(a0),32*4+2(a1)
- move.w 33*4+2(a0),33*4+2(a1)
- move.w 34*4+2(a0),34*4+2(a1)
- move.w 35*4+2(a0),35*4+2(a1)
- move.w 36*4+2(a0),36*4+2(a1)
- move.w 37*4+2(a0),37*4+2(a1)
- move.w 38*4+2(a0),38*4+2(a1)
- move.w 39*4+2(a0),39*4+2(a1)
-
- move.w 40*4+2(a0),40*4+2(a1)
- move.w 41*4+2(a0),41*4+2(a1)
- move.w 42*4+2(a0),42*4+2(a1)
- move.w 43*4+2(a0),43*4+2(a1)
- move.w 44*4+2(a0),44*4+2(a1)
- move.w 45*4+2(a0),45*4+2(a1)
- move.w 46*4+2(a0),46*4+2(a1)
- move.w 47*4+2(a0),47*4+2(a1)
- move.w 48*4+2(a0),48*4+2(a1)
- move.w 49*4+2(a0),49*4+2(a1)
-
- move.w 50*4+2(a0),50*4+2(a1)
- move.w 51*4+2(a0),51*4+2(a1)
- move.w 52*4+2(a0),52*4+2(a1)
- move.w 53*4+2(a0),53*4+2(a1)
- move.w 54*4+2(a0),54*4+2(a1)
-
- copbuf.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;goes back to the workbench
-
- syson
- movem.l d0-d7/a0-a6,-(sp)
-
- move.w #$0001,$dff09a ;tbeint uit
- move.l intvbold,($6c).w
- move.l inttbeold,($64).w
-
- move.l 4,a6
- jsr -138(a6) ;permit
-
- move.l gfxlib,a6
- jsr -462(a6) ;disownblitter
-
- move.l wbview,a1
- move.l gfxlib,a6
- jsr _LVOLoadView(a6) ; Fix view
- jsr _LVOWaitTOF(a6)
- jsr _LVOWaitTOF(a6) ; wait for LoadView()
-
- syson.ras
- cmp.b #$c0,$dff006 ;prevent copperjump
- bne syson.ras
-
- move.l gfxlib,a6
- move.l gb_copinit(a6),$dff080 ; Kick it into life
-
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;goes back to the gadgetscreen
-
- sysoff
- movem.l d0-d7/a0-a6,-(sp)
-
- move.l gfxlib,a6
- move.l gb_ActiView(a6),wbview ;current view
- sub.l a1,a1 ; clear a1
- jsr _LVOLoadView(a6) ; Flush View to nothing
- jsr _LVOWaitTOF(a6) ; Wait once
- jsr _LVOWaitTOF(a6) ; Wait again.
-
- move.l gfxlib,a6
- jsr -456(a6) ;ownblitter
-
- move.l 4,a6
- jsr -132(a6) ;forbid
-
- move.l ($6c).w,intvbold
- move.l #intvb,($6c).w
- move.l ($64).w,inttbeold
- move.l #inttbe,($64).w
- move.w #$8001,$dff09a ;tbeint aan
- bsr gracpr ;reset copper
- bsr copbuf ;copy copper
- move.l #cpr,$dff080
-
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- cprsprrem
- movem.l d0-d7/a0-a6,-(sp)
- lea cprspr,a0
- move.l #sprdat,d0
- move.w #7,d1
- cprsprrem.a
- move.w d0,3*2(a0)
- swap d0
- move.w d0,1*2(a0)
- swap d0
- add.l #8,a0
- dbra d1,cprsprrem.a
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- varset ;variablen neerzetten
- movem.l d0-d7/a0-a6,-(sp)
- move.l #var,a0
-
- move.l #cprbck,var_cprbck(a0)
- move.l gfxlib,var__GfxBase(a0)
- move.b ntscmode,var_ntsc(a0)
-
- move.l curpic1,var_pic1(a0) ;variabel
- move.l curpic2,var_pic2(a0) ;variabel
- move.w anispd1,var_anispd1(a0)
- move.w anitel1,var_anitel1(a0)
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;this routine handles all videotracker-routines
-
- rotply
- movem.l d0-d7/a0-a6,-(sp)
-
- moveq.l #0,d0
-
- lea currot1,a2 ;routine 1
- move.w rotinf1,d0 ;routine info
- bsr.s rotplyr
-
- rotply.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;this routine handles 1 routine, BLIT !
-
- rotplyr
- movem.l d0-d7/a1-a6,-(sp)
-
- move.l #rot,(a2) ;routinestart address
-
- move.b #50,ntscmode ;ntsc/pal hz
- move.l #rotincpic,curpic1 ;incbinfile !!!
- clr.l curpic2 ;background picture
- move.w #1,anispd1 ;animationspeed
- clr.w anitel1 ;animation position
-
- lea var,a0 ;communication-table
-
- move.l #routinemode,d0 ;routinemode !!!
-
- sub.l a0,a0 ;picture info legen
-
- tst.l (a2) ;is er een routine ?
- beq rotplyr.end ;interlace handling
-
- move.l intdel,d2 ;delay
- move.l inttel,d1 ;teller
- cmp.w d2,d1
- blt rotplyr.end
- clr.l inttel
-
- bsr varset ;variabelen updaten
-
- move.l (a2),a1 ;routine halen
- move.l #var,a0 ;variablen tabel
-
- movem.l d3-d7/a1-a6,-(sp)
- moveq.l #0,d1 ;vars wissen
- moveq.l #0,d2
- moveq.l #0,d3
- moveq.l #0,d4
- moveq.l #0,d5
- moveq.l #0,d6
- moveq.l #0,d7
- sub.l a2,a2
- sub.l a3,a3
- sub.l a4,a4
- sub.l a5,a5
-
- jsr 4(a1) ;routine afwerken
- movem.l (sp)+,d3-d7/a1-a6
-
- ;Routine:
- ;
- ;Input:
- ;a0=variabelentabel
- ;d0=routinemode
- ;
- ;Output:
- ;a0=picture
- ;d1=copperlist
- ;d2=interruptdelay (NOT used till now)
-
- move.w #$0020,$dff09a ;vb off !
-
- move.l d2,intdel ;delay
-
- lea cprjmp,a3
- move.l #cprbck-8,d0
-
- cmp.l (a2),a1 ;routine ondertussen gewipt ?
- bne.s rotplyr.nocop
- tst.l d1 ;copperlist ?
- beq.s rotplyr.nocop
- move.l d1,d0
- rotplyr.nocop
- move.w d0,6(a3)
- swap d0
- move.w d0,2(a3)
-
- cmp.l #0,a0 ;picture ?
- beq.s rotplyr.endvb
-
- move.l a0,curpic1 ;current picture (cycle)
- move.l a0,curpal1 ;current palette
-
- tst.b rotdpl ;plane is geleverd
- beq.s rotplyr.set
- clr.b rotdpl
- clr.l cycdel1 ;cycle info wissen
- clr.l 4+cycdel1
- clr.l curfrm1 ;curfrm1, altijd planes zetten
- rotplyr.set
- clr.b dplctr
- bsr.s grap
- bsr grac ;colorset
- rotplyr.endvb
- move.w #$8020,$dff09a
- rotplyr.end
- movem.l (sp)+,d0-d7/a1-a6
- rts
-
- ;removes possible routine-coppers
-
- gracpr
- movem.l d0-d7/a0-a6,-(sp)
- lea cprjmp,a3
- move.l #cprbck-8,d0 ;copperlist resetten
- move.w d0,6(a3)
- swap d0
- move.w d0,2(a3)
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;picture-to-copper routine, communicates with the
- ;anim-player
-
- grap ;d7=anim
- movem.l d0-d7/a0-a6,-(sp)
-
- clr.l d7
-
- tst.l curpic1 ;current picture ?
- beq grap.end
-
- move.l curpic1,a2 ;normal pic halen
-
- lea gracprscr,a1 ;window neerzetten
- move.l hogscr,d1
-
- move.w pic_hgt(a2),d3 ;pic hoogte
- move.w pic_vew(a2),d5
- btst #2,d5 ;interlace ?
- beq.s grap.nohi4
- lsr.w #1,d3 ;/2
- grap.nohi4
- cmp.w d3,d1
- bge.s grap.hog
- move.w d1,d3
- grap.hog
- sub.w d3,d1
- lsr.w #1,d1
- add.w #win_str,d1
- move.w d1,d2
- add.w d3,d2
-
-
- move.b d1,2(a1) ;y start
- move.b d2,6(a1) ;y end
-
- move.w pic_wid(a2),d4 ;pic breedte in bytes
- lsl.l #3,d4
-
- move.l #vew_wid*8,d0
- move.l #0,d1
- move.l #$71,d6
-
- move.w pic_vew(a2),d5
- btst #15,d5 ;hires ?
- beq.s grap.nohi2
-
- move.l #(vew_wid-4)*8*2,d0
- move.l #1,d1
- move.l #$81,d6
-
- cmp.w #80,pic_wid(a2) ;overscan ?
- ble.s grap.nohi2
- move.l #(vew_wid)*8*2,d0
- move.l #$61,d6
-
- grap.nohi2
- btst #6,d5 ;super hires ?
- beq.s grap.noshi2
-
- move.l #(vew_wid-4)*8*4,d0
- move.l #2,d1
- move.l #$81,d6
-
- cmp.w #80*2,pic_wid(a2) ;overscan ?
- ble.s grap.noshi2
- move.l #(vew_wid)*8*4,d0
- move.l #$61,d6
-
- grap.noshi2
-
- clr.w d5
- cmp.w d0,d4 ;breeder dan scherm ?
- ble.s grap.c
- move.w d4,d5
- move.w d0,d4
- sub.w d0,d5 ;modulo
- lsr.w #3,d5 ;/8
- grap.c
- lsr.w d1,d0
- lsr.w d1,d4
-
- move.w d0,d2
- sub.w d4,d2
- lsr.w #1,d2 ;/2
-
- add.w d6,d2
- move.b d2,3(a1) ;x start
- move.w d2,d3 ;d3 bewaren !
-
- add.w d4,d2 ;d4 bewaren !
- move.b d2,7(a1) ;x end
-
- move.w pic_vew(a2),d6
- btst #15,d6 ;hires ?
- beq.s grap.nohi5
- add.l d4,d4 ;*2
- grap.nohi5
- btst #6,d6 ;super hires ?
- beq.s grap.noshi5
- add.l d4,d4 ;*4
- grap.noshi5
-
- move.l d7,-(sp)
- move.w pic_vew(a2),d6
- move.l #17,d0
- move.l #1,d1
- move.l #3,d7
-
- btst #15,d6 ;hires ?
- beq.s grap.nohi3
- move.l #9,d0
- move.l #2,d1
- move.l #2,d7
- grap.nohi3
- btst #6,d6 ;super hires ?
- beq.s grap.noshi3
- move.l #9,d0
- move.l #2,d1
- move.l #1,d7
- grap.noshi3
- sub.w d0,d3
- lsr.w #1,d3
- move.w d3,10(a1) ;ddfstrt
-
- move.w d4,d2 ;pic breedte in pixels
- lsr.w #4,d2 ;/16
- sub.w d1,d2 ;-1
-
- lsl.w d7,d2 ;*8
- add.w d2,d3
- move.w d3,14(a1) ;ddfstop
- move.l (sp)+,d7
-
- lea pic_raw(a2),a0
-
- moveq.l #0,d2
- move.w pic_dpt(a2),d2
- sub.l #1,d2
- muls pic_wid(a2),d2
- add.w d2,d5
-
- move.w pic_vew(a2),d2 ;viewmode add
- btst #2,d2
- beq.s grap.nolace4
-
- moveq.l #0,d2
- move.w pic_dpt(a2),d2
- muls pic_wid(a2),d2
- add.w d2,d5 ;interlace gedoe
- grap.nolace4
-
- lea gracprbpl,a4 ;iffpln neerzetten
- lea gracprpln,a0 ;iffpln neerzetten
- moveq.l #0,d2
- move.w pic_dpt(a2),d2 ;plnnummer 1 halen
- move.l #8,d6 ;copper step !
-
- tst.l curpic2 ;2de picture ?
- bne.s grap.pic2
- grap.nopic2
- move.w d5,34(a1) ;modulo oneven zetten
- bra grap.nodpl
- grap.pic2
- move.l curpic2,a3 ;oneven plane
- move.l currot2,a5 ;oneven plane
- clr.l curpic2 ;mischien niet goed
- clr.l curpal2 ;mischien niet goed
- clr.l currot2 ;mischien niet goed
-
- cmp.l curpic1,a3 ;picture hetzelfde ?
- beq grap.nopic2
-
- cmp.l #0,currot1 ;routine ?
- beq.s grap.norot
- cmp.l currot1,a5 ;routine hetzelfde ?
- beq grap.nopic2
- grap.norot
-
- cmp.b #3,d2 ;> 8 kleuren ?
- bgt grap.nopic2
- move.w pic_dpt(a3),d3 ;plnnummer 2 halen
- cmp.b d2,d3 ;gelijke plnummers ?
- bne grap.nopic2
- move.w pic_vew(a2),d1
- cmp.w pic_vew(a3),d1 ;view gelijk ?
- bne grap.nopic2
-
- move.w pic_vew(a2),d1 ;groter dan view test
- btst #6,d1 ;super hires ?
- beq.s grap.nohi2a
- move.l #vew_wid*4,d1
- bra.s grap.nohi2b
- grap.nohi2a
- btst #15,d1 ;hires ?
- beq.s grap.noshi2a
- move.l #vew_wid*2,d1
- bra.s grap.nohi2b
- grap.noshi2a
- move.l #vew_wid,d1
- grap.nohi2b
- cmp.w pic_wid(a2),d1 ;breder dan view ?
- bgt.s grap.small
- cmp.w pic_wid(a3),d1 ;breder dan view ?
- bgt.s grap.small
-
- move.w pic_vew(a2),d1
- btst #2,d1
- beq.s grap.nolace8a
- move.l hogscr,d1
- add.l d1,d1
- bra.s grap.nolace8b
- grap.nolace8a
- move.l hogscr,d1
- grap.nolace8b
- cmp.w pic_hgt(a2),d1 ;hoger dan view ?
- bgt.s grap.small
- cmp.w pic_hgt(a3),d1 ;hoger dan view ?
- bgt.s grap.small
- bra.s grap.big
-
- grap.small
- move.w pic_hgt(a2),d1 ;wid+hgt<vew
- cmp.w pic_hgt(a3),d1 ;hoogte gelijk ?
- bne grap.nopic2
- move.w pic_wid(a2),d1
- cmp.w pic_wid(a3),d1 ;breedte gelijk ?
- bne grap.nopic2
-
- grap.big
- move.l a3,curpic2
- move.l a3,curpal2
- move.l a5,currot2
-
- tst.b dplctr ;double playfield al gezet ?
- beq.s grap.nocop
-
- move.w 30(a1),34(a1) ;modulo copieren
-
- move.w 2(a4),d1 ;bplcon0
- btst #10,d1 ;al double playfield ?
- beq.s grap.ta
-
- move.w 2(a0),10(a0) ;plane 0>1 copieren
- move.w 6(a0),14(a0)
-
- move.w 18(a0),26(a0) ;plane 2>3 copieren
- move.w 22(a0),30(a0)
-
- move.w 34(a0),42(a0) ;plane 4>5 copieren
- move.w 38(a0),46(a0)
-
- bra.s grap.tb
- grap.ta
- move.w 18(a0),42(a0) ;plane 2>5 copieren
- move.w 22(a0),46(a0)
-
- move.w 10(a0),26(a0) ;plane 1>3 copieren
- move.w 14(a0),30(a0)
-
- move.w 2(a0),10(a0) ;plane 0>1 copieren
- move.w 6(a0),14(a0)
-
- grap.tb
- move.l #palette,a3 ;palette copieren
-
- move.w #8-1,d1
- grap.pal
- move.w (a3)+,14(a3)
- dbra d1,grap.pal
-
- grap.nocop
- add.w d3,d2
- lsl.w #8,d2
- lsl.w #4,d2
- or.w #$400,d2
- move.w d2,2(a4) ;bplcon0
-
- movem.l d0-d7/a0-a6,-(sp)
-
- move.l curpic,a2 ;animpic ?
- move.l curfrm,d7
- cmp.l #0,a2
- bne.s grap.noanipic
-
- move.l curpic2,a2 ;normal pic ?
- move.l curfrm2,d7
- cmp.l #0,a2
- beq.s grap.nodplpic
-
- grap.noanipic
- add.l d6,a0
- add.w d6,d6
- bsr.s grappln ;a2,d6,d7,d0
- grap.nodplpic
- movem.l (sp)+,d0-d7/a0-a6
- add.w d6,d6
- bra.s grap.nodpla
-
-
- grap.nodpl ;geen double playfield
- lsl.w #8,d2
- lsl.w #4,d2
- move.w d2,2(a4) ;bplcon0
-
- grap.nodpla
- move.w d5,30(a1) ;modulo even
-
- moveq.l #0,d3
- add.w pic_vew(a2),d3 ;viewmode add
- moveq.l #0,d2
- move.w 2(a4),d2
- or.l d3,d2
- or.l #$300,d2 ;genlock info
- move.w d2,2(a4)
-
- bsr.s grappln ;a2,d6,d7,d0
-
- grap.end
-
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
-
- ;sets on of the 2 possible pictures to the copper
- ;handles interlace
-
- ;d7=framenummer
- ;d6=copperliststap
- ;d0=raw planes positie
- ;a2=current picture
- grappln ;planes invullen
- movem.l d0-d7/a0-a6,-(sp)
-
- lea pic_raw(a2),a1
- move.l a1,d0 ;raw planes
-
- moveq.l #0,d2 ;x*y
- move.w pic_wid(a2),d2
- lsr.l #1,d2 ;/2
- moveq.l #0,d3
- move.w pic_hgt(a2),d3
- muls d3,d2
-
- move.l d2,d4
- add.l d2,d2
-
- move.w pic_dpt(a2),d3
- muls d3,d4 ;hele picture size
- muls d7,d4 ;frame*size d7 !
-
- add.l d4,d4
-
- add.l d4,d0
-
- move.l #vew_wid,d5 ;max x view
- move.l hogscr,d4 ;max y view
- move.w pic_vew(a2),d1 ;viewmode add
- btst #2,d1
- beq.s grappln.nolace
- add.l d4,d4 ;max y view
- grappln.nolace
- btst #15,d1 ;hires ?
- beq.s grappln.nohi
- move.l #vew_wid*2,d5 ;max x view
- grappln.nohi
- btst #6,d1 ;super hires ?
- beq.s grappln.noshi
- move.l #vew_wid*4,d5 ;max x view
- grappln.noshi
-
- moveq.l #0,d3 ;scherm centreren
- move.w pic_wid(a2),d3 ;pic breedte in bytes
- cmp.w d5,d3 ;breder dan scherm ?
- ble.s grappln.qa
- sub.w d5,d3 ;-scherm breedte
- lsr.w #2,d3 ;/4
-
- add.l d3,d3
-
- add.l d3,d0
- grappln.qa
- move.w pic_hgt(a2),d3 ;pic hoogte in bytes
- cmp.w d4,d3 ;hoger dan scherm ?
- ble.s grappln.qb
- sub.w d4,d3 ;-scherm breedte
- lsr.w #1,d3 ;/2
- moveq.l #0,d5
- move.w pic_wid(a2),d5 ;pic breedte in bytes
- muls pic_dpt(a2),d5
- muls d5,d3
- add.l d3,d0
- grappln.qb
- moveq.l #0,d2
- move.w pic_wid(a2),d2
-
- move.w pic_vew(a2),d5 ;interlace flipping ?
- btst #2,d5
- beq.s grappln.nolac7b
-
- move.w $04(a6),d5 ;even/oneven ?
- btst #15,d5
- beq.s grappln.nolac7b
-
- moveq.l #0,d3
- move.w pic_wid(a2),d3
- muls pic_dpt(a2),d3
- add.l d3,d0
- grappln.nolac7b
-
- move.w pic_dpt(a2),d1 ;plnnummer 1 halen
- tst.w d1 ;0 planes ?
- beq.s grappln.end
- sub.w #1,d1
- grappln.a
- move.w d0,3*2(a0)
- swap d0
- move.w d0,1*2(a0)
- swap d0
- add.l d6,a0 ;d6=copper step !
- add.l d2,d0
- dbra d1,grappln.a
- grappln.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;sets palettes to copper
-
- grac
- movem.l d0-d7/a0-a6,-(sp)
-
- lea curpal1,a3 ;palette 1
- move.l #palette,a1
- bsr.s gracfrm
-
- lea curpal2,a3 ;palette 2 (dpl)
- move.l #8*2+palette,a1
- bsr.s gracfrm
-
- bsr.s palctr ;palette-buffer to copper
- grac.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;moves palette from picture to palette-buffer
-
- gracfrm
- movem.l d0-d7/a0-a6,-(sp)
- tst.l (a3) ;palette aanwezig ?
- beq.s gracfrm.end
-
- move.l (a3),a2 ;current palette
-
- cmp.l #'PALE',(a2) ;palette ?
- bne.s gracfrm.pict
- lea 6(a2),a0 ;palette
- move.w 4(a2),d0 ;aantal kleuren
- bra.s gracfrm.col
- gracfrm.pict
- cmp.l #'ANIM',(a2) ;animatie ?
- bne.s gracfrm.noanim
-
- moveq.l #0,d1
- move.w pic_ani(a2),d1
- bclr #7,d1 ;behandelbit weghalen
-
- moveq.l #0,d3
- move.w pic_wid(a2),d3
- lsr.w #1,d3 ;/2
- muls pic_hgt(a2),d3
- muls pic_dpt(a2),d3
-
- add.l d3,d3
-
- add.l #pic_raw,d3
- move.l d3,d5
-
- btst #0,d1
- bne.s gracfrm.buf2
- moveq.l #0,d5
- gracfrm.buf2
- add.l d5,a2
- gracfrm.noanim
- lea pic_pal(a2),a0 ;palette
- move.w pic_palnum(a2),d0
-
- cmp.w #32-1,d0 ;niet meer dan 32 kleuren
- ble gracfrm.sub
- move.w #32-1,d0
- gracfrm.sub
-
- tst.w d0 ;0 planes ?
- beq.s gracfrm.end
- gracfrm.col
- gracfrm.fa
- move.w (a0)+,(a1)+
- dbra d0,gracfrm.fa
- gracfrm.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;handles colorcycling in the palette-buffer
- ;and copies palette-buffer to copper
-
- palctr
- movem.l d0-d7/a0-a6,-(sp)
-
- move.l curpic1,a2 ;current raw
- cmp.l #0,a2
- beq.s palctr.qb
- lea cycdel1,a3 ;cycle delays
- move.l #palette,a4
- bsr palcyc
- palctr.qb
- move.l curpic2,a2 ;current raw
- cmp.l #0,a2
- beq.s palctr.c
- lea cycdel2,a3 ;cycle delays
- move.l #8*2+palette,a4
- bsr palcyc
-
- palctr.c
- lea gracprcol,a1
- move.l #palette,a0
-
- move.w 00(a0),00*4+2(a1)
- move.w 02(a0),01*4+2(a1)
- move.w 04(a0),02*4+2(a1)
- move.w 06(a0),03*4+2(a1)
- move.w 08(a0),04*4+2(a1)
- move.w 10(a0),05*4+2(a1)
- move.w 12(a0),06*4+2(a1)
- move.w 14(a0),07*4+2(a1)
- move.w 16(a0),08*4+2(a1)
- move.w 18(a0),09*4+2(a1)
-
- move.w 20(a0),10*4+2(a1)
- move.w 22(a0),11*4+2(a1)
- move.w 24(a0),12*4+2(a1)
- move.w 26(a0),13*4+2(a1)
- move.w 28(a0),14*4+2(a1)
- move.w 30(a0),15*4+2(a1)
- move.w 32(a0),16*4+2(a1)
- move.w 34(a0),17*4+2(a1)
- move.w 36(a0),18*4+2(a1)
- move.w 38(a0),19*4+2(a1)
-
- move.w 40(a0),20*4+2(a1)
- move.w 42(a0),21*4+2(a1)
- move.w 44(a0),22*4+2(a1)
- move.w 46(a0),23*4+2(a1)
- move.w 48(a0),24*4+2(a1)
- move.w 50(a0),25*4+2(a1)
- move.w 52(a0),26*4+2(a1)
- move.w 54(a0),27*4+2(a1)
- move.w 56(a0),28*4+2(a1)
- move.w 58(a0),29*4+2(a1)
-
- move.w 60(a0),30*4+2(a1)
- move.w 62(a0),31*4+2(a1)
-
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;colorcyclinghandling of a palette
-
- palcyc
- movem.l d0-d7/a0-a6,-(sp)
- move.w #4-1,d7 ;4 cycles
- palcyc.d
- tst.w (a3)+ ;delay klaar ?
- bne.s palcyc.c
-
- moveq.l #0,d1
- move.b pic_cycstr(a2),d1 ;start color
- lsl.b #1,d1 ;*2
-
- moveq.l #0,d2
- move.b pic_cycend(a2),d2 ;end color
- lsl.b #1,d2 ;*2
-
- moveq.l #0,d3
- move.b pic_cycadd(a2),d3 ;richting
-
- move.l a4,a0 ;palette pointer
- move.l a0,a1
- add.l d1,a0 ;startcolor
- add.l d2,a1 ;endcolor
-
- cmp.b #1,d3 ;omhoog
- beq.s palcyc.up
- cmp.b #3,d3 ;omlaag
- beq.s palcyc.down
- bra.s palcyc.i
-
- palcyc.up ;kleuren copieren
- move.w (a1),d4 ;laatst color bewaren
- palcyc.f ;kleuren copieren
- cmp.l a0,a1
- beq.s palcyc.fa
- move.w -(a1),2(a1)
- bra palcyc.f
- palcyc.fa
- move.w d4,(a1)
- bra.s palcyc.g
-
- palcyc.down
- move.w (a0),d4 ;laatst color bewaren
- palcyc.h ;kleuren copieren
- cmp.l a0,a1
- beq.s palcyc.ha
- move.w 2(a0),(a0)+
- bra palcyc.h
- palcyc.ha
- move.w d4,(a1)
-
- palcyc.g
- move.b pic_cycspd(a2),-1(a3) ;delay zetten
- bra.s palcyc.i
- palcyc.c
- sub.w #1,-2(a3) ;cycle delay aftellen
- palcyc.i
- add.l #4,a2 ;next cycle info
- dbra d7,palcyc.d
-
- palcyc.qb
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
-
- ; SECTION variabelen,DATA_c
-
- cnop 0,2
- curtsk dc.l 0
- tskpri dc.l 0
- duplok dc.l 0
- inttel dc.l 0
- intdel dc.l 0
-
- form dc.l 0
- ifffil dc.l 0
- intvbold dc.l 0
- inttbeold dc.l 0
- patpos dc.l 0
- gfxlib dc.l 0
- doslib dc.l 0
- wbview dc.l 0
- mt_data dc.l 0
- memvid dc.l 0
- oldcprlist dc.l 0
- hogscr dc.l vew_hgt
-
- inspos dc.l -1
- anispd1 dc.w 1 ;nooit op 0 !
- anispd2 dc.w 1
-
- cnop 0,2
- varclr.s ;start wissen
- oldrot dc.l 0
- curpic dc.l 0
- curfrm dc.l 0
- cycdel1 ds.w 4
- cycdel2 ds.w 4
-
- rotinf1 dc.w 0
- rotinf2 dc.w 0
-
- effspd dc.w 0
- efflop dc.b 0
- anilop1 dc.b 0
- anilop2 dc.b 0
- anipal1 dc.b 0
- anipal2 dc.b 0
- rotdpl dc.b 1
- dplctr dc.b 0
- cnop 0,2
-
- insdat ds.l 4
- inspri dc.l 0
- instel dc.w 0
-
- cureff dc.l 0
- efftel dc.w 0
-
- curpal1 dc.l 0
- curpal2 dc.l 0
- currot1 dc.l 0
- currot2 dc.l 0
- curpic1 dc.l 0
- curpic2 dc.l 0
- anitel1 dc.w 0
- anitel2 dc.w 0
- curfrm1 dc.l 0
- curfrm2 dc.l 0
- oldfrm1 dc.l 0
- oldfrm2 dc.l 0
-
- varclr.e
- dc.l 0 ;wisruimte
-
- varclr.ql equ varclr.e-varclr.s ;wislengte
-
- ;ownblit dc.b 0
- ntscmode dc.b 0
- end dc.b 0
-
- pronam dc.b 'VideoTracker',0
- cnop 0,2
- dosnam dc.b 'dos.library',0
- cnop 0,4
- gfxnam dc.b 'graphics.library',0
- cnop 0,4
-
- cnop 0,4
- gra.s
- gracprscr
- dc.w $8e,$3381,$90,$81c1,$92,$003c,$94,$00d0
- gracprbpl
- dc.w $100,$9000,$102,$0000,$104,$0020
- dc.w $108,$0000,$10a,$0000
- gracprpln
- dc.w $e0,$0000,$e2,$0000
- dc.w $e4,$0000,$e6,$0000
- dc.w $e8,$0000,$ea,$0000
- dc.w $ec,$0000,$ee,$0000
- dc.w $f0,$0000,$f2,$0000
- dc.w $f4,$0000,$f6,$0000
- gracprcol
- dc.w $180,0,$182,0,$184,0,$186,0,$188,0,$18a,0,$18c,0,$18e,0
- dc.w $190,0,$192,0,$194,0,$196,0,$198,0,$19a,0,$19c,0,$19e,0
- dc.w $1a0,0,$1a2,0,$1a4,0,$1a6,0,$1a8,0,$1aa,0,$1ac,0,$1ae,0
- dc.w $1b0,0,$1b2,0,$1b4,0,$1b6,0,$1b8,0,$1ba,0,$1bc,0,$1be,0
- cprjmp
- dc.w $080,0,$082,0
- gra.e
- gra.ql equ gra.e-gra.s ;block lengte
-
-
- cpr
- dc.w $0001,$fffe
- dc.w $09c,$8001 ;tbeint
- cprspr
- dc.w $120,$0000,$122,$0000
- dc.w $124,$0000,$126,$0000
- dc.w $128,$0000,$12a,$0000
- dc.w $12c,$0000,$12e,$0000
- dc.w $130,$0000,$132,$0000
- dc.w $134,$0000,$136,$0000
- dc.w $138,$0000,$13a,$0000
- dc.w $13c,$0000,$13e,$0000
-
- cprbuf
- dc.w $8e,$3381,$90,$81c1,$92,$003c,$94,$00d0
- dc.w $100,$9000,$102,$0000,$104,$0020
- dc.w $108,$0000,$10a,$0000
- dc.w $e0,$0000,$e2,$0000
- dc.w $e4,$0000,$e6,$0000
- dc.w $e8,$0000,$ea,$0000
- dc.w $ec,$0000,$ee,$0000
- dc.w $f0,$0000,$f2,$0000
- dc.w $f4,$0000,$f6,$0000
- dc.w $180,0,$182,0,$184,0,$186,0,$188,0,$18a,0,$18c,0,$18e,0
- dc.w $190,0,$192,0,$194,0,$196,0,$198,0,$19a,0,$19c,0,$19e,0
- dc.w $1a0,0,$1a2,0,$1a4,0,$1a6,0,$1a8,0,$1aa,0,$1ac,0,$1ae,0
- dc.w $1b0,0,$1b2,0,$1b4,0,$1b6,0,$1b8,0,$1ba,0,$1bc,0,$1be,0
- dc.w $080,0,$082,0
- cprbuf.e
-
- dc.w $088,$0000 ;copjmp2
- dc.w $080,0,$082,0 ;moet achter cprbck blijven !
- cprbck
- sprdat
- dc.w $ffff,$fffe
-
-
- prf_pat equ 7 ;pref sample size
- prf_patnum equ 128 ;aantal songpos's
- prf_len equ ((prf_pat*prf_patnum)+1)
-
- prf_pos equ 0 ;eff position (teller)
-
- prf_effs equ 1 ;start effect (*prf_patnum)
- prf_effe equ 2 ;end effect (*prf_patnum)
- prf_pri equ 3 ;priority (*prf_patnum)
- prf_spd equ 4 ;eff speed (*prf_patnum)
- prf_ani equ 5 ;ani speed (*prf_patnum)
- prf_roth equ 6 ;routine info (*prf_patnum)
- prf_rotl equ 7 ;routine info (*prf_patnum)
-
- eff_num equ 256 ;aantal effects
-
- pic_wid equ 4 ;wide in bytes
- pic_hgt equ 6 ;hoogte
- pic_dpt equ 8 ;number planes
- pic_ani equ 10 ;aantal effes (anim)
- pic_vew equ 12 ;viewmode
- pic_cycstr equ 14 ;cycle start (*4)
- pic_cycend equ 15 ;cycle end (*4)
- pic_cycspd equ 16 ;cycle speed (*4)
- pic_cycadd equ 17 ;cycle add (*4)
- pic_palnum equ 30 ;aantal kleuren
- pic_pal equ 32 ;palette start
- pic_palsiz equ 256*2 ;vaste palette size
- pic_raw equ pic_pal+pic_palsiz ;palette start
-
- fil_namlen equ 24 ;naamlengte
- fil_len equ (fil_namlen+4+4) ;effect info length
- fil_num equ 2+eff_num ;aantal files
- fil_fil equ 0 ;file naam
- fil_dir equ 24 ;pointer naar directory
- fil_pnt equ 28 ;pointer naar meminfo
-
- palette ds.w 64 ;palette
-
- var_len equ $300 ;lengte vartabel
-
- var__GfxBase equ $000 ;graphics lib
- var_pic1 equ $004 ;current picture
- var_anispd1 equ $008 ;animspeed
- var_anitel1 equ $00c ;animspeed
- var_cprbck equ $010 ;copperback
- var_bck equ $014 ;background
- var_pic2 equ $018 ;current picture
- var_ntsc equ $01c ;ntsc/pal frequence
- var_lnd equ $020 ;landscape
- var_txt1 equ $040 ;text
- var_txt16 equ 15*4+var_txt1
- var_vec1 equ $080 ;vectors
- var_vec16 equ 15*4+var_vec1
- var_fon1 equ $0c0 ;fonts
- var_fon16 equ 15*4+var_fon1
- var_cols1 equ $100 ;colorsets
- var_cols16 equ 15*4+var_cols1
- var_obj1 equ $180 ;objects
- var_obj16 equ 15*4+var_obj1
-
- cnop 0,2
- var ds.b $300 ;variabelen voor routines
-
-
- ; SECTION 10,CODE_C
- endc
-
- ; this is the routine-source
- ;**********************************************************************
-
- ifnd rout
- pic_wid equ 4 ;wide in bytes
- pic_hgt equ 6 ;hoogte
- pic_dpt equ 8 ;number planes
- pic_ani equ 10 ;aantal effes (anim)
- pic_vew equ 12 ;viewmode
- pic_cycstr equ 14 ;cycle start (*4)
- pic_cycend equ 15 ;cycle end (*4)
- pic_cycspd equ 16 ;cycle speed (*4)
- pic_cycadd equ 17 ;cycle add (*4)
- pic_palnum equ 30 ;aantal kleuren
- pic_pal equ 32 ;palette start
- pic_palsiz equ 256*2 ;vaste palette size
- pic_raw equ pic_pal+pic_palsiz ;palette start
-
- var_len equ $300 ;lengte vartabel
-
- var__GfxBase equ $000 ;graphics lib
- var_pic1 equ $004 ;current picture
- var_anispd1 equ $008 ;animspeed
- var_anitel1 equ $00c ;animspeed
- var_cprbck equ $010 ;copperback
- var_bck equ $014 ;background
- var_pic2 equ $018 ;current picture
- var_ntsc equ $01c ;ntsc/pal frequence
- var_lnd equ $020 ;landscape
- var_txt1 equ $040 ;text
- var_txt16 equ 15*4+var_txt1
- var_vec1 equ $080 ;vectors
- var_vec16 equ 15*4+var_vec1
- var_fon1 equ $0c0 ;fonts
- var_fon16 equ 15*4+var_fon1
- var_cols1 equ $100 ;colorsets
- var_cols16 equ 15*4+var_cols1
- var_obj1 equ $180 ;objects
- var_obj16 equ 15*4+var_obj1
-
- vew_wid equ 44
- vew_hgt equ 290
- win_hgt equ 117
- win_str equ $1a
- endc
-
- ; Input:
- ; a0=variabelen tabel
- ; d0=routinfo
-
- ; Output:
- ; a0=picture
- ; d1=copperlist
-
- SECTION 3,CODE_C
-
- rot
- dc.l 'ROUT'
- movem.l d2-d7/a1-a6,-(sp)
-
- lea ($dff000).l,a6 ;hardware
- lea rot,a5 ;prog base
-
- move.l d0,d1
- divs #256,d1
- and.l #$ffff,d1
- ; move.l d1,rotshp2-rot(a5) ;sinusshape pic 2
- muls #256,d1
- sub.l d1,d0
-
- move.l d0,d1
- divs #16,d1
- and.l #$ffff,d1
- move.l d1,rotshp2-rot(a5) ;sinusshape pic 2
- muls #16,d1
- sub.l d1,d0
-
- move.l d0,rotshp1-rot(a5) ;sinusshape pic 1
-
- move.l var_cprbck(a0),a2
- move.l a2,d1
- sub.l #8,d1
-
- lea rotcop.1,a1 ;copperjump adres zetten
- add.l rotbuf-rot(a5),a1
- move.w d1,6(a1)
- swap d1
- move.w d1,2(a1)
-
- bsr rotset
-
- sub.l a0,a0 ;geen pic
- move.l #rotincpic,a0 ;incbinfile !!!
-
- lea rotcop.1,a1 ;copperlist
- add.l rotbuf-rot(a5),a1
- eor.l #rotcop.2-rotcop.1,rotbuf-rot(a5)
- move.l a1,d1
- movem.l (sp)+,d2-d7/a1-a6
- rts
-
- rotset
- movem.l d0-d7/a0-a6,-(sp)
-
- tst.l var_pic1(a0) ;is there a picture ?
- beq rotset.end
-
- clr.l d2 ;$102 bitshift
-
- move.l var_pic1(a0),a1 ;get picture
- lea pic_raw(a1),a3 ;start picture planes
- move.l a3,d1
- move.l d1,d5 ;plane1 naar plane2 copieren
-
- clr.l d3
- move.w pic_wid(a1),d3 ;skip voor plane1
-
- move.l rotshp1-rot(a5),d0 ;shape number
- muls #4*4,d0
- lea rotshptab,a2 ;sinus shape table
- lea (a2,d0),a2
- bsr rotget ;a1,a2,d1=d2,d1
- exg.l d1,d5 ;store pic1, get frsh pic1
- ror.l #4,d2 ;store bitshift
-
- move.l rotshp2-rot(a5),d0 ;shape number
- muls #4*4,d0
- lea 4*4*16+rotshptab,a2 ;sinus shape table
- lea (a2,d0),a2
-
- tst.l var_pic2(a0) ;is there double playfield ?
- bne rotset.dpl
-
- add.l d3,d1 ;get plane2 from pic1
- lsl.l #1,d3 ;*2 double skip
- move.l d3,d4 ;planeskip copieren
- bsr rotget ;a1,a2,d1=d2,d1
- bra rotset.pln
- rotset.dpl
- move.l var_pic2(a0),a1 ;pic halen
- lea pic_raw(a1),a3
- move.l a3,d1 ;raw planes halen
- clr.l d4 ;skip halen
- move.w pic_wid(a1),d4
- bsr rotget ;a1,a2,d1=d2,d1
-
- rotset.pln
- rol.l #4,d2 ;get complete bitshift
- lea rotcop.1,a3
- add.l rotbuf-rot(a5),a3
- move.w d2,$0a(a3)
-
- move.w #3-1,d0
- rotset.a
- move.w d5,$12(a3)
- swap d5
- move.w d5,$0e(a3)
- swap d5
-
- move.w d1,$1a(a3)
- swap d1
- move.w d1,$16(a3)
- swap d1
-
- add.l #16,a3
- add.l d3,d5
- add.l d4,d1
-
- dbra d0,rotset.a
- bra rotset.end
-
- rotset.end
- movem.l (sp)+,d0-d7/a0-a6
- rts
-
- ;a1 picture
- ;d1 rawplanes
- ;a2 sinusinfo
-
- rotget
- movem.l d3-d7/a0-a6,-(sp)
-
- lea rotsin,a3
-
- move.l (a2),d0 ;get current x-pos
- clr.l d3
- move.w (a3,d0),d3 ;get sinus value
-
- clr.l d4
- move.w pic_wid(a1),d4 ;pic width in bytes
- lsl.l #3,d4 ;*8
-
- move.l #vew_wid*8,d7
- btst #15-8,pic_vew(a1)
- beq rotget.bc
- move.l #vew_wid*8*2,d7
- rotget.bc
- sub.l d7,d4 ;-vewwidth
-
- cmp.w #0,d4 ;<0 ?
- bge rotget.ba
- clr.l d4
- rotget.ba
- muls d4,d3
- lsr.l #8,d3 ;/1024
- lsr.l #2,d3
-
- divs #16,d3
- swap d3
- move.w #$f,d4
- sub.w d3,d4
- or.w d4,d2 ;bitshift $102
-
- clr.w d3
- swap d3
- lsl.l #1,d3 ;*2
- add.l d3,d1 ;raw+x
- add.l 8(a2),d0 ;+ sinusadd
- cmp.l #rotsin.e-rotsin,d0
- blt rotget.bb
- sub.l #rotsin.e-rotsin,d0
- rotget.bb
- move.l d0,(a2) ;return position
-
- move.l 4(a2),d0 ;get current y-pos
- clr.l d3
- move.w (a3,d0),d3 ;get sinus value
-
- clr.l d4
- move.w pic_hgt(a1),d4 ;pic heigth
-
- move.l #vew_hgt,d7
- cmp.b #50,var_ntsc(a0) ;ntsc check
- beq rotget.pal
- sub.l #56,d7
- rotget.pal
-
- btst #2,pic_vew(a1)
- beq rotget.cc
- add.l d7,d7
- rotget.cc
- sub.l d7,d4 ;-vewheigth
-
- cmp.w #0,d4 ;<0 ?
- bge rotget.ca
- clr.l d4
- rotget.ca
- muls d4,d3
- lsr.l #8,d3 ;/1024
- lsr.l #2,d3
-
- clr.l d4
- move.w pic_wid(a1),d4 ;*width
- muls pic_dpt(a1),d4 ;*depth
- muls d4,d3
-
- add.l d3,d1 ;raw+y
- add.l 12(a2),d0 ;+ sinusadd
- cmp.l #rotsin.e-rotsin,d0
- blt rotget.c
- sub.l #rotsin.e-rotsin,d0
- rotget.c
- move.l d0,4(a2) ;return position
-
- movem.l (sp)+,d3-d7/a0-a6
- rts
-
-
- rotbuf dc.l 0
- rotshp1 dc.l 0
- rotshp2 dc.l 0
-
- ; posx posy spdx spdy
- rotshptab
- rept 2
- dc.l 0, 0, 0, 0 ;0 stil
- dc.l 0, 0, 2, 0 ;1 -
- dc.l 0, 0, 0, 2 ;2 |
- dc.l 0, 180*2, 2, 2 ;3 o
- dc.l 180*2, 0, 2, 4 ;4 (X)
- dc.l 0, 180*2, 4, 2 ;5 8
- dc.l 0, 180*2, 4, 6 ;6 weird
- dc.l 0, 0, 0, 0 ;7
- dc.l 0, 0, 0, 0 ;8
- dc.l 0, 0, 0, 0 ;9
- dc.l 0, 0, 0, 0 ;10
- dc.l 0, 0, 0, 0 ;11
- dc.l 0, 0, 0, 0 ;12
- dc.l 0, 0, 0, 0 ;13
- dc.l 0, 0, 0, 0 ;14
- dc.l 0, 0, 0, 0 ;15
- endr
-
- rotsin
- dc.w 512,516,521,525,530,534,539,543,548,552,557,561
- dc.w 565,570,574,579,583,588,592,596,601,605,610,614
- dc.w 618,623,627,631,636,640,644,649,653,657,661,666
- dc.w 670,674,678,683,687,691,695,699,703,708,712,716
- dc.w 720,724,728,732,736,740,744,748,752,756,760,764
- dc.w 768,771,775,779,783,787,790,794,798,801,805,809
- dc.w 812,816,820,823,827,830,834,837,840,844,847,851
- dc.w 854,857,861,864,867,870,873,876,880,883,886,889
- dc.w 892,895,898,901,903,906,909,912,915,917,920,923
- dc.w 925,928,931,933,936,938,941,943,945,948,950,952
- dc.w 955,957,959,961,963,965,967,969,971,973,975,977
- dc.w 979,981,982,984,986,987,989,991,992,994,995,997
- dc.w 998,999,1001,1002,1003,1004,1006,1007,1008,1009,1010,1011
- dc.w 1012,1013,1014,1014,1015,1016,1017,1017,1018,1019,1019,1020
- dc.w 1020,1021,1021,1021,1022,1022,1022,1023,1023,1023,1023,1023
- dc.w 1023,1023,1023,1023,1023,1023,1022,1022,1022,1021,1021,1021
- dc.w 1020,1020,1019,1019,1018,1017,1017,1016,1015,1014,1014,1013
- dc.w 1012,1011,1010,1009,1008,1007,1006,1004,1003,1002,1001,999
- dc.w 998,997,995,994,992,991,989,987,986,984,982,981
- dc.w 979,977,975,973,971,969,967,965,963,961,959,957
- dc.w 955,952,950,948,945,943,941,938,936,933,931,928
- dc.w 925,923,920,917,915,912,909,906,903,901,898,895
- dc.w 892,889,886,883,880,876,873,870,867,864,861,857
- dc.w 854,851,847,844,840,837,834,830,827,823,820,816
- dc.w 812,809,805,801,798,794,790,787,783,779,775,771
- dc.w 768,764,760,756,752,748,744,740,736,732,728,724
- dc.w 720,716,712,708,703,699,695,691,687,683,678,674
- dc.w 670,666,661,657,653,649,644,640,636,631,627,623
- dc.w 618,614,610,605,601,596,592,588,583,579,574,570
- dc.w 565,561,557,552,548,543,539,534,530,525,521,516
- dc.w 512,508,503,499,494,490,485,481,476,472,467,463
- dc.w 459,454,450,445,441,436,432,428,423,419,414,410
- dc.w 406,401,397,393,388,384,380,375,371,367,363,358
- dc.w 354,350,346,341,337,333,329,325,321,316,312,308
- dc.w 304,300,296,292,288,284,280,276,272,268,264,260
- dc.w 257,253,249,245,241,237,234,230,226,223,219,215
- dc.w 212,208,204,201,197,194,190,187,184,180,177,173
- dc.w 170,167,163,160,157,154,151,148,144,141,138,135
- dc.w 132,129,126,123,121,118,115,112,109,107,104,101
- dc.w 99,96,93,91,88,86,83,81,79,76,74,72
- dc.w 69,67,65,63,61,59,57,55,53,51,49,47
- dc.w 45,43,42,40,38,37,35,33,32,30,29,27
- dc.w 26,25,23,22,21,20,18,17,16,15,14,13
- dc.w 12,11,10,10,9,8,7,7,6,5,5,4
- dc.w 4,3,3,3,2,2,2,1,1,1,1,1
- dc.w 1,1,1,1,1,1,2,2,2,3,3,3
- dc.w 4,4,5,5,6,7,7,8,9,10,10,11
- dc.w 12,13,14,15,16,17,18,20,21,22,23,25
- dc.w 26,27,29,30,32,33,35,37,38,40,42,43
- dc.w 45,47,49,51,53,55,57,59,61,63,65,67
- dc.w 69,72,74,76,79,81,83,86,88,91,93,96
- dc.w 99,101,104,107,109,112,115,118,121,123,126,129
- dc.w 132,135,138,141,144,148,151,154,157,160,163,167
- dc.w 170,173,177,180,184,187,190,194,197,201,204,208
- dc.w 212,215,219,223,226,230,234,237,241,245,249,253
- dc.w 256,260,264,268,272,276,280,284,288,292,296,300
- dc.w 304,308,312,316,321,325,329,333,337,341,346,350
- dc.w 354,358,363,367,371,375,380,384,388,393,397,401
- dc.w 406,410,414,419,423,428,432,436,441,445,450,454
- dc.w 459,463,467,472,476,481,485,490,494,499,503,508
- dc.w 512
- rotsin.e
-
- rotcop.1
- dc.w $0080,$0000,$0082,$0000
- dc.w $0102,$0000
- dc.w $00e0,$0000,$00e2,$0000 ;1
- dc.w $00e4,$0000,$00e6,$0000 ;2
- dc.w $00e8,$0000,$00ea,$0000 ;3
- dc.w $00ec,$0000,$00ee,$0000 ;4
- dc.w $00f0,$0000,$00f2,$0000 ;5
- dc.w $00f4,$0000,$00f6,$0000 ;6
- dc.w $0088,$0000
- dc.w $ffff,$fffe
- rotcop.2
- dc.w $0080,$0000,$0082,$0000
- dc.w $0102,$0000
- dc.w $00e0,$0000,$00e2,$0000 ;1
- dc.w $00e4,$0000,$00e6,$0000 ;2
- dc.w $00e8,$0000,$00ea,$0000 ;3
- dc.w $00ec,$0000,$00ee,$0000 ;4
- dc.w $00f0,$0000,$00f2,$0000 ;5
- dc.w $00f4,$0000,$00f6,$0000 ;6
- dc.w $0088,$0000
- dc.w $ffff,$fffe
-
- rot.e
-
- ;**********************************************************************
-
- ;and here are the incbin-files....
-
- ifd rout
- cnop 0,2
- rotincpic
- incbin 'videotracker:effect/circles512_l4.pic'
- endc
-
-