;-----------------------------
#define buffer ;use display buffer (otherwise write directly to screen)
-#define readymask ;"grays" out the field before starting a level
+#define readymask ;"greys" out the field before starting a level
;#define hlines ;horizontal-line routine for more speed drawing boxes
+ ;(doesn't work properly)
;#define readytext ;displays "prepare" before level starts
;#define invincible ;worms cannot die =)
#include "asm86.h"
#include "ti86asm.inc"
-_SHRACC = $4383
-_SHLACC = $438B
+_SHRACC = $4383 ;4x srl a
+_SHLACC = $438B ;4x sll a
_divHLby10 = $4044 ;hl=hl/10
_divAby10 = $4DAF ;a=a/10
_HLTIMES10 = $41BF ;hl=hl*10
-_cphlde = $403C
+_cphlde = $403C ;cp hl,de
_clrWindow = $4A86 ;clear screen
_asapvar = $D6FC ;own name (worm)
_MOV4B = $429B ;4x ld (de),(hl)
_SET_MM_NUM_BYTES = $464F ;number of bytes for mm.ldir = ahl
_mm_ldir = $52ED ;24bit ldir
_RAM_PAGE_1 = $47E3 ;set $8000+ to page 1
-_RAM_PAGE_7 = $47F3
+_RAM_PAGE_7 = $47F3 ;"""" 7
_PTEMP_END = $D29A ;end of VAT
_load_ram_ahl = $462F ;ahl->page+hl
_writeb_inc_ahl = $5567 ;ld (ahl),c
.dw WormIcon
WormTxt:
- .db "WORMY by SHIAR -- alpha 93%",0
+ .db "WORMY by SHIAR -- beta 93%",0
WormIcon:
.db 9,2
.db %10010110,%01101111
ld hl,datasingle+3
ld b,8
+ ld de,8
setdeflevels:
ld (hl),1 ;def=level#1
- inc hl
- inc hl
- inc hl
- inc hl
+ add hl,de ;next
dnz setdeflevels
;-----------------------------
;-----------------------------
DisplayMenu: ;---draw menu---
+ cal linkok
cal _clrWindow
ld de,$FC40 ;(0,4)
ld hl,wtPicture
ld bc,16*16
ldir
-
+ ld hl,$FC00+$160
+ cal hr
+ ld hl,$FC00+$3E0
+ cal hr
+dispmainmenu:
+ ld hl,dispmenusets ;mainMenu
+ psh hl ;jump here after ret
ld hl,txtMenu
ld ix,posMenu
+;Mode|Level|Limit|Worms|worm #|controls
+; jr dispmenucommon ;cal
+
+dispmenucommon:
+ ld de,$FD80 ;begin pos
+ ld b,36*16/3
+ xor a
+clroldmenuloop:
+ ld (de),a
+ inc de
+ ld (de),a
+ inc de
+ ld (de),a
+ inc de
+ dnz clroldmenuloop
+
ld b,6
dispmenuloop:
ld d,(ix)
ld e,(ix)
inc ix
ld (_penCol),de
- cal _vputs ;Mode \ Level \ Limit \ Worms \ worm # \ controls
+ cal _vputs
dnz dispmenuloop
+; ld b,0 ;b=menu#
+ ret
- ld b,0 ;b=menu#
- jr _dispmenusets ;mainMenu
+hr: ;draw horizontal line at hl
+ ld b,16
+hrloop:
+ ld (hl),-1
+ inc hl
+ dnz hrloop
+ ret
;--- menu loop ---
+dispoptionmenu:
+ ld hl,txtoMenu
+ ld ix,posoMenu
+;Back|Lives|Limit|Speed|Rotation|Growth
+ cal dispmenucommon
+
+dispomenusets:
+ cal clrold
+
+ ld hl,$1E3E
+ ld (_penCol),hl
+ cal loadgamecar
+ psh hl
+ cal cshowA ;lives
+
+ ld hl,$2A3E
+ ld (_penCol),hl
+ pop hl ;loadgamecar
+ inc hl \ inc hl \ inc hl
+ psh hl
+ ld a,(hl) ;(Speed)
+ inc a ;1..99
+ jr nz,dispspeed
+ ld hl,txtDef
+ cal _vputs
+ jr dispspeeddone
+dispspeed:
+ cal cshowA
+dispspeeddone:
+
+ ld hl,$363E
+ ld (_penCol),hl
+ pop hl ;loadgamecar
+ inc hl
+ psh hl
+ ld a,(hl) ;(growth)
+ inc a ;-1=None; 0..98->1..99
+ cal cshowA
+
+ ld hl,$303E
+ ld (_penCol),hl
+ pop hl ;loadgamecar
+ inc hl
+ psh hl
+ ld a,(hl)
+ cp 8
+ jr nz,dispturn
+ ld hl,txtDef
+ cal _vputs
+ jr dispturndone
+dispturn:
+ cal cshowA ;turn speed
+dispturndone:
+
+ ld hl,$243E
+ ld (_penCol),hl
+ pop hl ;loadgamecar
+ inc hl
+ ld a,(hl) ;(scorelimit)
+ or a
+ psh af
+ cal cshowA ;limit
+ pop af ;a==0?
+ jr z,optionMenu ;do not display 0 behind 'None'
+ ld a,'0'
+ cal _vputmap ;x10
+
+optionMenu:
+ cal menupos
+ cal menucall
+ jr nz,notoselect
+oselect:
+ cal menupos
+ ld a,b
+ or a ;1st item?
+ jp z,dispmainmenu ;mainMenu
+ jr optionMenu
+notoselect
+ cp K_EXIT
+ jp z,dispmainmenu
+ psh af
+ cal menupos
+ cal loadgamecar
+ inc hl
+ pop af
+ cp K_LEFT
+ jr z,seloleft
+ cp K_RIGHT
+ ld a,b
+ jr nz,optionMenu
+
+seloright:
+ dec a
+ jr z,changelives
+ dec a
+ jr z,changelimit
+ dec a
+ jr z,changespeed
+ dec a
+ jr z,changeturn
+ dec a
+ jr z,changegrowth
+
+seloleft:
+ ld a,b
+ dec a
+ jr z,bchangelives
+ dec a
+ jr z,bchangelimit
+ dec a
+ jr z,bchangespeed
+ dec a
+ jr z,bchangeturn
+ dec a
+ jr z,bchangegrowth
+_optionMenu:
+ jr optionMenu
+
+changelives:
+ cal loadgamecar ;a=(hl)
+ inc a
+ cp 100
+ jr nc,optionMenu ;>99
+changedlives:
+ ld (hl),a
+_dispomenusets:
+ jp dispomenusets ;optionMenu
+bchangelives:
+ cal loadgamecar
+ sub 1 ;dec does not set cf
+ jr c,optionMenu ;<0
+ jr changedlives
+
+changelimit:
+ cal changelimitInit
+ inc a
+ cp 100
+ jr nc,optionMenu ;>99
+changedlimit:
+ ld (hl),a
+ jr _dispomenusets ;optionMenu
+bchangelimit:
+ cal changelimitInit
+ sub 1 ;dec does not set cf
+ jr c,optionMenu ;<0
+ jr changedlimit
+changelimitInit:
+ cal loadgamecar
+ ld de,6
+ add hl,de
+ ld a,(hl) ;(scorelimit)
+ ret
+
+changespeed:
+ cal changespeedInit
+ inc a
+ cp 99
+ jr nc,_optionMenu ;>98
+changedspeed:
+ dec hl ;(Speed)
+ ld (hl),a
+ jr _dispomenusets ;optionMenu
+bchangespeed:
+ cal changespeedInit
+ dec a
+ cp -2
+__optionMenu: ;w/ zf
+ jr z,_optionMenu ;<-1
+ jr changedspeed
+changespeedInit:
+ cal loadgamecar
+ ld de,3
+ add hl,de
+ ld a,(hl) ;(Speed)
+ inc hl ;=saves 2 bytes :P
+ ret
+
+changeturn:
+ cal changespeedInit
+ inc hl ;(turnspeed)
+ ld a,(hl)
+ inc a
+ cp 26
+ jr nc,_optionMenu ;>25
+changedturn:
+ ld (hl),a
+ jr _dispomenusets ;optionMenu
+bchangeturn:
+ cal changespeedInit
+ inc hl
+ ld a,(hl)
+ dec a
+ cp 3
+ jr c,_optionMenu ;<3
+ jr changedturn
+
+changegrowth:
+ cal changespeedInit
+ ld a,(hl)
+ inc a
+ cp 99
+ jr nc,_optionMenu ;>98
+changedgrowth:
+ ld (hl),a
+ jr _dispomenusets ;optionMenu
+bchangegrowth:
+ cal changespeedInit
+ ld a,(hl)
+ dec a
+ cp -2
+ jr z,__optionMenu ;<-1
+ jr changedgrowth
+
+;---
+
mainMenu:
cal menupos
cal menucall
select: ;2nd/enter
cal menupos
ld a,b
- sub 4 ;4th item?
+ dec a ;2nd item: level
+ jp z,dispoptionmenu
+ sub 3 ;5th item: wormname
jp z,changeworms
- dec a ;5th?
+ dec a ;6th: controls
jp z,changekeys
- jp LetsGetThisPartyOn ;1/2/3/5
+ jp LetsGetThisPartyOn ;otherwise
notselect
cp K_EXIT
jp z,ExitNoStats
dec a
jp z,changelevel ;&&&jr??
dec a
- jr z,changelives
+; jr z,changelives
dec a
jr z,changenrworms
; dec a
dec a
jr z,bchangelevel
dec a
- jr z,bchangelives
+; jr z,bchangelives
dec a
jr z,bchangenrworms
; dec a
dec a
jr changedgame
-changelives:
- cal changelivesInit
- inc a
- cp 100
- jr nc,_mainMenu ;&& _?
-changedlives:
- ld (hl),a
- jr dispmenusets ;mainMenu
-bchangelives:
- cal changelivesInit
- dec a
- jr z,_mainMenu
- jr changedlives
-changelivesInit:
- cal loadgamecar ;c=(gameCar)
-;a=(hl)=(Gametype+1)=(wormbeglives)
- ld a,(Gametype) ;&&&
- cp 3
- ld a,(hl)
- ret nc ;change lives
- pop hl ;restore stack
- jr _mainMenu ;singleplayer (no limit)
-
changelevel:
inc hl ;hl=loadgamecar+2
psh hl
;---display current settings---
dispmenusets:
- ld hl,$FD97 ;begin pos
- ld de,7 ;bytes to add
- ld a,35 ;nr of lines
-clroldsettings:
- ld c,9 ;bytes to clear
-clroldsetsloop:
- ld (hl),d ;=0
- inc hl
- dec c
- jr nz,clroldsetsloop
- add hl,de
- dec a
- jr nz,clroldsettings
-
+ cal clrold
ld de,$183E
ld (_penCol),de
ld d,0
ld (CURtxtGame),hl ;save for g/o
cal _vputs ;Singleplayer
- cal loadgamecar
- psh hl
- ld hl,$243E
- ld (_penCol),hl
- cal cshowA ;liveslimit
- sub '0' ;original A
- ld l,a
- ld a,c
- and _datascore
- ld a,' '
- jr z,limitok
- ld a,'0'
-limitok:
- cal _vputmap ;x10
-
ld hl,$2A3E ;worms
ld (_penCol),hl
- pop hl ;cal loadgamecar
+ cal loadgamecar
inc hl
psh hl
ld a,(hl)
add a,'0'
cal _vputmap
+ ld hl,$243E
+ ld (_penCol),hl
+ rr c ;(gameCar)
+ ld hl,txtYes
+ jr c,displink
+ ld hl,txtNo
+displink:
+ cal _vputs
+
ld hl,$1E3E ;level
ld (_penCol),hl
pop hl ;loadgamecar; hl++
cal _vputs
ld hl,$363E ;controls
ld (_penCol),hl
-; ld hl,txtMenu
-; cal _vputs
+ ld hl,txtMenu6
+ cal _vputs
jp mainMenu
;--- handle menukeys ---
;--proc
+clrold:
+ ld hl,$FD97 ;begin pos
+ ld de,7 ;bytes to add
+ ld a,35 ;nr of lines
+clroldsettings:
+ ld c,9 ;bytes to clear
+clroldsetsloop:
+ ld (hl),d ;=0
+ inc hl
+ dec c
+ jr nz,clroldsetsloop
+ add hl,de
+ dec a
+ jr nz,clroldsettings
+ ret
+
skiplevel: ;@hl - destr:ab - alter:hl
inc hl
inc hl
ld a,(Gametype)
add a,a
add a,a
+ add a,a ;8 bytes per mode
ld e,a
ld d,0
add hl,de
ld (CheckExit),a ;set exit state
cal loadgamecar
- ld b,a ;psh a
+ psh hl
+ ld (wormbeglives),a
inc hl ;nrworms
ld a,(hl)
ld (nrworms),a
- ld l,b ;pop a
- ld h,0 ;hl=a
- cal _HLTIMES10 ;hl=10*(hl)
- ld (scorelimit),hl ;set limit
+ inc hl ;level
+ inc hl
+ ld a,(hl)
+ ld (customspeed),a
+ inc hl
+ ld a,(hl)
+ ld (growspeed),a
+ inc hl
+ ld a,(hl)
+ ld (turnleft),a
+ ld (turnright),a ;more efficient
+ inc hl
+ ld l,(hl)
+ ld h,0
+ cal _HLTIMES10 ;hl=10*(hl)
+ ld (scorelimit),hl
- cal loadgamecar ;nc
+ pop hl ;loadgamecar
psh hl
- ld a,(Gametype) ;4bytes -> 3bytes
- add a,a ;3->2bytes
+ ld a,(Gametype) ;8bytes -> 7bytes
+ ld e,a
+ add a,a ;nc
+ add a,e
+ add a,a ;8->2bytes
add a,24+1 ;go to datalevels
ld e,a ;=de
sbc hl,de ;datalevels
- ld a,c ;(gameCar)
- and _datascore
- jr nz,scorelimitset
- dec a ;ld a,$FF ;=no_limit
- ld (scorelimit),a
-scorelimitset:
-
cal _ldHLind ;ld hl,(hl)
pop de ;de=loadgamecar
inc de \ inc de
levelsskipped:
psh hl ;1st level
- ld a,c
+ ld a,(gameCar)
and _datalink
jr z,GameOver
cp wormVclient
jr z,client
cp wormVhost
- jr nz,linkiniterror
+ jr z,host
+ pop hl ;error
+ jp DisplayMenu ;return to menu
+
host:
ld c,wormVclient
cal Qsend
ld a,$18
jr multiplayer
-
-linkiniterror:
- pop hl
- jp DisplayMenu
-
client:
ld hl,txtReceive
cal _puts
ld a,$E6
multiplayer:
+; cal linkok
+ ld a,D0LD1L
+ out (7),a
ld (SwapPos),a
ld a,2
ld (nrworms),a
;-----------------------------
GameOver:
- ld a,%11000000
- out (7),a ;link normal
cal _clrLCD
ld hl,worm1set
ld de,worm1
ex de,hl
ld bc,died
add hl,bc
- ld (hl),0 ;died=0
+ ld b,0
+ ld (hl),b ;died=0
inc hl
- ld (hl),0 ;score=0
+ ld (hl),b ;score=0
inc hl
- ld (hl),0 ;score+1=0
+ ld (hl),b ;score+1=0
inc hl
ld (hl),2 ;delay=2
inc hl
jr nz,createwormsloop
pop hl ;begin of current level
-
StartLevel:
ld de,Left
ld a,(hl)
inc a ;=255?
jp nz,nextlevel
+ psh hl
ld hl,Level
dec (hl) ;curlevel-- (not beyond last lvl)
- psh hl
cal releasekeys
cal _clrWindow
pop hl
jp (hl) ;go there ("call")
nextlevel:
ldi
+ ld a,0
+customspeed =$-1
+ inc a ;$FF=def
+ jr z,defspeed
+ dec a
+ ld (hl),a ;store new speed
+defspeed:
ld de,Speed
ldi
ld de,peagrowth
jr z,worminit
ld b,4
worminit:
- psh bc ; >> 1
+ psh bc ;>1
ex de,hl
- ldi ;d
+ ldi ;d
ld a,SinCosTable/256
ld (de),a
inc de
- ldi ;y
- ldi ;x
+ ldi ;y
+ ldi ;x
ex de,hl
-
xor a
- ld (hl),a ;y2
+ ld (hl),a ;y2
inc hl
- ld (hl),a ;x2
+ ld (hl),a ;x2
ld bc,(worm2-worm1)-5
add hl,bc
- pop bc ; << 0k
+ pop bc ;<0
dnz worminit
;-------- draw level ---------
add hl,hl
add hl,hl
add hl,hl
- add hl,hl
+ add hl,hl ;32=scr.width
ex de,hl
ld hl,ScrBuffer
and _datalink
jr z,initfinished ;no link
xor a
- ld (Speed),a ;max.speed
SwapPos: ;$18 xx -> $E6 xx
; jr xx -> and xx
jr sethost
setclient:
- ld (worm1+left),a ;worm 1 via link
+ ld (worm1+left),a ;worm 1...
+ ld (worm3+left),a ;and worm 3 via link
+ cal Crecv
+ ld a,c
+ ld (worm2+name+0),a
+ cal Crecv
+ ld a,c
+ ld (worm2+name+1),a
+ cal Crecv
+ ld a,c
+ ld (worm2+name+2),a
+ cal Crecv
+ ld a,c
+ ld (worm2+name+3),a
+ cal Crecv
+ ld a,c
+ ld (worm2+name+4),a
jr initfinished
sethost:
- ld (worm2+left),a ;worm 2 via link
+ ld (worm2+left),a ;worm 2+4..
+ ld (worm4+left),a ;..over link
+ ld c,'T'
+ cal Qsend
+ ld c,'e'
+ cal Qsend
+ ld c,'s'
+ cal Qsend
+ ld c,'t'
+ cal Qsend
+ ld c,0
+ cal Qsend
initfinished:
ld b,startdelay
;-----------------------------
GameLoop:
- ld bc,(worm1+pos)
- cal DisplayField
+ ld bc,(worm1+pos) ;camera worm #1
+ ld a,(worm1+left)
+ or a ;if #1 not over link
+ jr nz,showfield
+ ld bc,(worm2+pos) ;otherwise view from #2
+showfield:
+ cal DisplayField ;display piece of level
ld a,1
flashtime =$-1
jr nz,Delay
NoDelay:
- ld (handledworm),a ;=0
+ ld (handledworm),a ;reset
+
+ ld hl,turn
+ ld a,(hl)
+ inc a ;-1
+ jr z,nextturnok
+ dec (hl)
+ dec a ;0 (now <0)
+ jr nz,nextturnok
+growspeed =$+1
+ ld (hl),$FF
+nextturnok:
ld a,0
nrballs =$-1
inc hl
ld (ix+heading),a
ld a,(hl)
- ld (ix+pos),a
+ ld (ix+pos),a ;y
inc hl
ld a,(hl)
- ld (ix+pos+1),a
+ ld (ix+pos+1),a ;x
+ xor a
+ ld (ix+pos2),a ;y2
+ ld (ix+pos2+1),a ;x2
inc (ix+died)
dec (ix+lives)
cal DecScore
pop af
ret nz ;HandleWorm done
- ld a,(gameCar)
- and _datalivel
- ret z
+ ld a,(wormbeglives)
+ or a ;0=no live limit
+ ret z ;don't end game
+ ld a,(Gametype)
+ cp gametron
+ jr nz,anyworm ;if not Tron, quit at any worm's death
+ ld a,(nrworms)
+ ld b,a ;# of worms
+ ld hl,worm1+lives-(worm2-worm1)
+ ld de,worm2-worm1
+ xor a ;check for 0 lives
+checklives:
+ add hl,de ;next worm
+ cp (hl) ;lives==0?
+ ret nz ;any >0: don't exit
+ dnz checklives
+anyworm:
ld a,$A7 ;exit@end of turn
ld (CheckExit),a ;set exit state
ret ;finish turn
Exit:
ld sp,0 ;pop all
SpSave = $-2
- ld a,D0HD1H
- out (7),a
+ ld a,D0LD1L
+ out (7),a ;both wires low = game over signal
cal _clrWindow
ld hl,txtGO
cal _puts
ld a,(gameCar)
and _datasingl
-
- jr z,hiscorecheckdone
+ jr z,hiscorecheckdone ;no SP
checkhiscore:
cal loadhiscoreposinahl
cal _Get_Word_ahl ;de=old_hi
;8Snaky @ 00 04820
ExitNoStats:
+ cal linkok
ld hl,_asapvar
rst 20h ;_ABS_MOV10TOOP1
rst 10h ;_FINDSYM
jp _clrWindow
loadhiscoreposinahl:
- ld a,(Level)
- ld b,a
-
- ld h,0 ;hl=
- ld a,(nrlevels+1) ;# peaworm lvls
- add a,a
- ld l,a
-
+ ld h,0
ld a,(Gametype)
- dec a
- ld c,a
- dec a ;z=(Gametype)=2
- jr z,tronhi
- ld l,h ;hl=0
-tronhi:
-
- xor a ;ahl=0(+x)
- psh bc
+ cp 2
+ ld l,h ;hl=0 for peaworm and singleplayer
+ jr nz,hi_
+ ld a,(nrlevels+1)
+ ld l,a ;skip peaworm slots for tron mode
+hi_:
+ or a ;Singleplayer?
+ ld b,0 ;offset 0 for SP
+ jr z,hi__
+ ld a,(Level)
+ ld b,a ;levels to skip (including 1 for singleplayer)
+addlevelposition:
+ inc hl ;add one word per level
+ dnz addlevelposition
+hi__:
+ add hl,hl ;one WORD per hiscore
+ xor a ;ahl=0(+hl)
ld bc,defhiscrpos
hiscrposhl =$-2
add hl,bc
- pop bc
- adc a,0
-hiscrposa =$-1 ;ahl=saveloc
-
- inc c
- ret z ;(Gametype)=0
-addlevelposition:
- cal _AHL_PLUS_2_PG3
- dnz addlevelposition
+hiscrposa =$+1
+ adc a,0 ;ahl=saveloc
ret
;-----------------------------
saverespawncounter:
ld (ix+delay),a
jr inputcall
-; ld a,(ix+input)
-; or a
-; jr z,inlink
-; ret
chkkey: ;key=a
dec a
jr nc,notright
ld a,l
add a,8
+turnright =$-1
ld l,a
notright:
ld a,(ix+right)
ret nc
ld a,l
sub 8
+turnleft =$-1
ld l,a
ret
inputcall:
and _datalink
ret z ;no link
ld c,l ;send our keys
- psh hl
- cal Qsend ;Csend
- pop hl
- ret
+ jp Qsend
inlink:
- psh hl
cal Qrecv ;Crecv
- pop hl
ld l,c
ret
;------- handle worm ---------
HandleWorm:
+ xor a
+ cp (ix+lives)
+ jr nz,alive
+ ld a,(wormbeglives)
+ or a
+ ret nz ;live limit
+alive:
ld a,(ix+delay)
dec a
jp nz,respawncheck
+ xor a
+ cp 0
+turn =$-1
+ jr nz,nogrow
+ inc (ix+grow)
+nogrow:
+
ld a,(Gametype)
cp gametron
jr nz,notron
ld b,(ix+pos+1)
ld a,(Gametype)
- ld d,a
cp gamerace
cal z,checkhitlapline
cal set4pixels
dec c
- ld a,d
- cp gametron
+ ld a,(growspeed)
+ or a ;0=tron
ret z ;keep tail in "Tron"
ld l,(ix+head)
ld (ix+score),l
ld de,0
scorelimit =$-2
- inc e
- jr z,showstats ;de=$FF??=no limit
- dec e
+ ld a,d
+ or e
+ jr z,showstats ;de=0=no limit
cal _cphlde
jp nc,Exit
ret
showstat:
- ld a,(gameCar)
- and _datascore
- jr z,showlives
+ ld a,(Gametype)
+ cp gametron
+ jr z,showscore
+ ld a,(wormbeglives)
+ or a ;0=death limit
+ jr nz,showlives
showscore:
ld h,(ix+score+1)
ld l,(ix+score)
cal _D_HL_DECI
jr __vputs
showlives:
- ld a,(Gametype)
- cp gametron
- jr z,showscore
-
ld a,(ix+lives)
add a,'0'
__vputmap:
jp _putc
cshowA:
+ or a
+ jr nz,cshowavalue
+ ld hl,txtNone
+ jp _vputs
+cshowavalue:
ld l,a
ld h,0
cal _divHLby10
-;**** link routines ****
-;these are identical in concept to the routines used in ZTetris, ZPong, and probably
-;every other link game out there. However, these are commented :)
-losses: .dw 0
-Csend:
- ld b,32
-csendwait:
- nop
- dnz csendwait
- cal Qsend
- jr c,Csend
- ret
-Qsend:
-send:
-;inputs: c=byte to send, both wires must be high by default
-;outputs: b=8-number of bits sent, both wires high, goes to game over on certain conditions
-;destroys: af,bc,de
- in a,(7)
- and %00000011
- jr z,killlink ;if both lines low, get out of here (game over signal)
- ld b,8 ;sending 8 bits
-sendloop:
- ld de,$8000 ;error timer
- rl c ;force high bit into carry
- ld a,%11010100 ;lower the red wire by default (sending 0) ($d4)
- jr nc,selected ;if high bit was 0, use above value
- ld a,%11101000 ;if 1, lower the white wire instead ($e8)
-selected:
- out (7),a ;put it out the link port
-waitconfirm:
- call linktimer
- in a,(7) ;see what the wires are doing
- and %00000011 ;check lower 2 bits
- jr nz,waitconfirm ;if both bits 0, data was received ok (both wires low)
- ld a,%11000000
- out (7),a ;give the ok to raise both wires (one will be done automatically) ($c0)
-waitconfirm2:
- call linktimer
- in a,(7)
- and %00000011
- cp 3
- jr nz,waitconfirm2 ;wait for other calc to raise the other wire
- djnz sendloop ;continue sending
- xor a ;reset c; ld a,0
- ld (losses),a ;reset number of losses
- ret
-
-
-Crecv:
- cal receive
- jr c,Crecv
- ret
-Qrecv:
-receive:
-;inputs: both wires must be high by default
-;outputs: c=byte received, b=8-number of bits received, both wires high
-; goes to game over on certain conditions
-;destroys: af,bc,de
- in a,(7)
- and %00000011
- jr z,killlink ;game over signal applies to receiving too
- ld b,8 ;receiving 8 bits
-receiveloop:
- ld de,$8000 ;error timer
-waitreceive:
- call linktimer
- in a,(7)
- and %11
- cp 3 ;if bits 0 and 1 set, both wires are high
- jr z,waitreceive ;wait for one of the wires to go low
- rra ;check red wire status
- rl c ;if set, red is high (thus white is low), so put the correct bit into c
- rra ;now check white wire (since the flags are destroyed)
- ld a,%11010100 ;$d4
- jr nc,selected2 ;if white is low, lower red and vice versa
- ld a,%11101000 ;$e8
-selected2:
- out (7),a ;so now both wires are low
-waitreceive2:
- call linktimer
- in a,(7)
- and %11
- jr z,waitreceive2 ;wait for the wire we didn't lower to go high again (the other will remain low)
- ld a,%11000000 ;$c0
- out (7),a ;raise both wires since the other calc will have given the ok sign
- djnz receiveloop ;if not done, wait for next bit
- xor a ;reset c
- ld (losses),a ;reset number of losses
- ret
-
-linktimer: ;leave if we have to wait too long (and return an error)
- dec de
- ld a,d
- or e ;see if de is 0
- ret nz ;if not, keep going as usual
- ;otherwise we have to deal with a link failure
- ld a,%11000000 ;$c0
- out (7),a ;reset link status (both high)
- ld a,(losses) ;see how many consecutive losses we have
- inc a
- ld (losses),a ;add this loss to it
- pop de ;fix the stack to leave the link routine (de is ok to destroy)
- cp 20 ;see if this is the 20th consecutive failure
- ret c ;if not, keep playing
- ;otherwise, all is probably lost...
-
-killlink2:
- jr linkend
-killlink:
-linkend:
- jp z,Exit
-
-
-
-
-
-
-
-
-
-#ifdef 0
+
+
+
;-----------------------------
;----------- link ------------
;-----------------------------
-timeout = $800
+linkok:
+ ld a,D0HD1H
+ out (7),a ;raise both wires = link ok
+ ret
-checklink:
- dec de
+timeout = $8000
+lossout = 20
+
+checklink: ;load wires in A and check for timeout
+ dec de ;decrease timer
ld a,d
or e
- jr z,linkerror
-
- ld a,$BF
- out (1),a
- in a,(1)
- bit 6,a
- jp z,Exit
-
+ jr nz,linkfine ;ok if de>0
+;de==0 = timeout
+ cal linkok
+ ld a,0 ;losses so far
+linklosses =$-1
+ inc a ;and this is another one
+ ld (linklosses),a
+ pop de ;return from link
+ cp lossout ;quit if too many errors
+ ret c ;otherwise just continue
+linkerr:
+ jp Exit
+linkfine:
in a,(7)
and %11
ret
-linkerror:
- scf
- ld a,%11
- pop hl
- ret
-
;--------------
;---- SEND ----
;--------------
-Csend: ;--- send 8 bits in A --- destr:abcdehl ---
- ld c,a
-Csendloop:
+Csend:
+ ld b,32
+csendwait:
+ nop
+ dnz csendwait
cal Qsend
- ret nc ;NC = all ok
- ld a,D0HD1H
- out (7),a ;both high
- jr Csendloop ;CF = error
+ jr c,Csend
+ ret
-Qsend: ;--- try to send 8 bits in C; CF=error --- destr:abcdehl ---
- ld de,timeout
- cal checklink
- cp %11 ;are they?
- scf
- ret nz ;nope, wait
+Qsend: ;try to send 8 bits in C; CF=error --- destr:abcde
+ in a,(7)
+ and %11 ;both wires low = exit signal
+ jr z,linkerr ;error otherwise
ld b,8 ;bits to send
sendloop:
ld de,timeout
cal checklink
cp %11 ;both raised (by other calc)
jr nz,sendfinish
- nop \ nop
+; nop \ nop
dnz sendloop ;repeat for all bits
xor a ;nc...
+ ld (linklosses),a ;reset number of losses
ret ;=ok
;--------------
Crecv: ;--- receive 8 bits into A/C --- destr:abcdehl ---
cal Qrecv
ret nc ;return if all went ok
- ld a,D0HD1H
- out (7),a ;raise both on error
jr Crecv ;and try again
-Qrecv: ;--- receive 8 bits into A/C; CF=error --- destr:abcdehl ---
- ld de,timeout
- cal checklink
- jp z,Exit ;both low = error, quit
- cp %11
- scf
- ret z ;both high = nothing yet, wait
+Qrecv: ;--- receive 8 bits into A/C; CF=error --- destr:abcde ---
+ in a,(7)
+ and %11
+ jr z,linkerr ;both low = error, quit
ld b,8 ;bits to receive
recvloop:
ld de,timeout
recvfinish:
dnz recvloop ;repeat for all bits
xor a ;nc=no error
- ld a,c ;result in a
+ ld (linklosses),a ;reset number of losses
ret
-#endif
+
;-----------------------------
;---------- levels -----------
wdPicture = 16
wtPicture:
-.db %01001010,%00101001,%00000111,%10000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%01110000,%00000000,%00000000,%00000000,%01000000,%00000000
-.db %10001010,%10101000,%10001111,%10000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%01111000,%00000000,%00000000,%00000000,%10100100,%01000000
-.db %10101010,%10101010,%10011100,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00011100,%00001110,%00000000,%00000000,%10101010,%10100000
-.db %01010001,%01000101,%00011000,%00011111,%00000000,%01111111,%11000000,%00111100,%00011110,%01111000,%00001100,%00011111,%00000000,%00000000,%11001001,%10100000
-.db %00000000,%00000000,%00111000,%00111111,%10000000,%11111111,%11100000,%11111110,%00111111,%11111100,%00001100,%00111011,%10000000,%00000011,%10001000,%00100000
-.db %01101010,%10010011,%00110000,%01110001,%11000001,%11000000,%01110001,%11100110,%01110011,%11001110,%00001100,%00110001,%10000000,%00000000,%10010000,%00100000
-.db %10001010,%00101010,%10110000,%01100000,%11000001,%10000000,%00111001,%10000000,%01100111,%11100110,%00001110,%01110001,%10000000,%00000000,%01100000,%01000000
-.db %11101110,%10111011,%00110000,%01100000,%11000001,%10110000,%00011011,%10000000,%11101110,%01110111,%00001110,%01110001,%10000011,%11100000,%00000011,%10000000
-.db %00101010,%10101010,%10110000,%01110001,%11000001,%10110000,%00011011,%00000000,%11001100,%00110011,%00000111,%11100001,%10001100,%00011000,%00010000,%00000000
-.db %11001010,%10101010,%10110000,%00110001,%10000001,%10110000,%00011011,%00000000,%11001100,%00110011,%00000011,%11000011,%10010000,%00000100,%00100011,%00001100
-.db %00000000,%00000000,%00111000,%00111011,%10000011,%10110000,%00011011,%00000000,%11001110,%01110011,%00000000,%00000011,%00010011,%00000100,%00100100,%10010010
-.db %00111001,%11000111,%00011000,%00011111,%00000011,%00110000,%00011011,%00000000,%11000111,%11100011,%10000000,%00000011,%00001100,%10000100,%00101000,%10010100
-.db %01100101,%00101000,%00011100,%00001110,%00000111,%00111000,%00111011,%10000000,%11000011,%11000001,%10000000,%00000111,%00000000,%01001110,%00101000,%10011000
-.db %01001101,%11001011,%00001110,%00111111,%10001110,%00011100,%01110001,%10000000,%11100000,%00000001,%11100000,%00001110,%00000000,%01010101,%00101000,%10011000
-.db %00111001,%01100111,%00000111,%11111011,%11111100,%00001111,%11100001,%11000000,%01100000,%00000000,%11111111,%11111100,%00000000,%10010101,%00100110,%00010100
-.db %00000000,%00000000,%00000011,%11100000,%11111000,%00000111,%11000000,%11000000,%01100000,%00000000,%00111111,%11111000,%11111111,%00001000,%11000001,%11100011
+.db %00000000,%00000000,%00000111,%10000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%01110000,%00000000,%00000000,%00000000,%00000000,%00000000
+.db %00000000,%00000000,%00001111,%10000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%01111000,%00000000,%00000000,%00000110,%01111011,%00100000
+.db %00000000,%00000000,%00011100,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00000000,%00011100,%00001110,%00000000,%00001001,%00010011,%01000000
+.db %00000000,%00000000,%00011000,%00011111,%00000000,%01111111,%11000000,%00111100,%00011110,%01111000,%00001100,%00011111,%00000000,%10100111,%00110000,%10000000
+.db %00000000,%00000000,%00111000,%00111111,%10000000,%11111111,%11100000,%11111110,%00111111,%11111100,%00001100,%00111011,%00000000,%10100001,%00001001,%01100000
+.db %00000000,%00000000,%00110000,%01110001,%11000001,%11000000,%01110001,%11100110,%01110011,%11001110,%00001100,%00110001,%10000000,%01001110,%01110010,%01100000
+.db %00000000,%00000000,%00110000,%01100000,%11000001,%10000000,%00111001,%10000000,%01100111,%11100110,%00001110,%01110001,%10000000,%00000000,%00000000,%00000000
+.db %00000000,%00000000,%00110000,%01100000,%11000001,%10110000,%00011011,%10000000,%11101110,%01110111,%00001110,%01110001,%10000000,%00000000,%00000000,%00000000
+.db %00000000,%00000000,%00110000,%01110001,%11000001,%10110000,%00011011,%00000000,%11001100,%00110011,%00000111,%11100001,%10000000,%00000000,%00000000,%00000000
+.db %00000000,%00000000,%00110000,%00110001,%10000001,%10110000,%00011011,%00000000,%11001100,%00110011,%00000011,%11000011,%10000000,%00000000,%00000000,%00000000
+.db %00000000,%00000000,%00111000,%00111011,%10000011,%10110000,%00011011,%00000000,%11001110,%01110011,%00000000,%00000011,%00110101,%01001001,%10000000,%00000000
+.db %00000000,%00000000,%00011000,%00011111,%00000011,%00110000,%00011011,%00000000,%11000111,%11100011,%10000000,%00000011,%01000101,%00010101,%01000011,%01100011
+.db %00000000,%00000000,%00011100,%00001110,%00000111,%00111000,%00111011,%10000000,%11000011,%11000001,%10000000,%00000111,%01100101,%01010101,%01000101,%01010100
+.db %00000000,%00000000,%00001110,%00111111,%10001110,%00011100,%01110001,%10000000,%11100000,%00000001,%11100000,%00001110,%00110111,%01011101,%10010101,%01100101
+.db %00000000,%00000000,%00000111,%11111011,%11111100,%00001111,%11100001,%11000000,%01100000,%00000000,%11111111,%11111100,%00010101,%01010101,%01000101,%01010101
+.db %00000000,%00000000,%00000011,%11100000,%11111000,%00000111,%11000000,%11000000,%01100000,%00000000,%00111111,%11111000,%01100101,%01010101,%01000110,%01010011
txtMenu: .db "Mode",0 ;1st menu item
.db "Level",0 ;2nd
- .db "Limit",0 ;...
+ .db "Link",0 ;...
.db "Worms",0
.db "worm #",0
- .db "controls",0
-posMenu: .dw $$2418,$231E,$2524,$1F2A,$1730,$1936
+txtMenu6: .db "controls",0
+posMenu: .dw $2418,$231E,$2824,$1F2A,$1730,$1936
+txtoMenu: .db "Back",0 ;1st menu item
+ .db "Lives",0 ;2nd
+ .db "Limit",0 ;...
+ .db "Speed",0
+ .db "Rotation",0
+ .db "Growth",0
+posoMenu: .dw $2618,$251E,$2524,$222A,$1A30,$1C36
txtGame: .db "Singleplayer",0
txtGame1: .db "Peaworm",0
txtGame2: .db "Tron",0
txtGame3: .db "Deathmatch",0
txtGame4: .db "Foodmatch",0
-txtGame5: .db "LinkMatch",0
+txtGame5: .db "Timematch",0
txtGame6: .db "Race",0
txtGame7: .db "CTF",0
; .db "Domination",0 ;8
.db txtGame6-txtGame
.db txtGame7-txtGame
-txtKeyleft: .db "Left",0
-txtKeyright:.db " | Right",0
-txtLevsel: .db $CF," Select levels: ",5,0
+txtNone: .db "None",0
+txtDef: .db "Default",0
+txtYes: .db "Yes",0
+txtNo: .db "No",0
+txtKeyleft: .db ":left",0
+txtKeyright:.db "/right",0
+txtLevsel: .db $CF," Select levels ",5,0
txtEName: .db "Enter name player ",0
txtWaiting: .db "Waiting...",0
txtReceive: .db "Receiving..." ;,0
txtposReady = 7
txtGO: .db 5,5,5,5,5," GAME OVER ",$CF,$CF,$CF,$CF,$CF,0
-_datalink = %00000001 ;linkplay
-_datalivel = %00000010 ;lives=0 limit
-_datafoodl = %00000100 ;left=0 limit
-_datanextl = %00001000 ;next level if left=0
-_datasingl = %00001000 ;singleplayer=1
- ;1=hiscore+keep_length
-_datafood = %00010000 ;food present
-_datadie = %01000000 ;worm dies on impact
-_datascore = %10000000 ;score>=100 limit
-_datamultpeas = %00100000
-_datasp = %01011110
+_datalink = %0000001 ;linkplay
+
+_datafoodl = %0000010 ;left=0 limit
+_datanextl = %0000100 ;next level if left=0
+_datasingl = %0000100 ;singleplayer=1 (=hiscore+keep_length)
+_datamultpeas = %0001000 ;multiple peas=1
+_datatime = %0010000 ;time incs score
+_datafood = %0100000 ;food present
+_datadie = %1000000 ;worm dies on impact
+_datasp = %1100110
datalevels: .dw LevelDef, LevelDefM
.dw LevelDefT,LevelDefM
.dw LevelDefM,LevelDefC
nrlevels: .db 1,3,1,3,3,3,3,1 ;=defaults
-savestart:
-
-gamesingle = 0
-datasingle: .db %01011110,3,1,1 ;3 lives (<must b unique)
+savestart: ; �game info
+ ; | �lives
+ ; | | �nrworms (can be altered by user)
+ ; | | | �level (set to 1 at startup)
+ ; | | | | �speed (-1=def)
+ ; | | | | | �grow speed (-1=none)
+ ; | | | | | | �turn speed
+ ; | | | | | | | �score limit
+gamesingle = 0 ; | | | | | | | |
+datasingle: .db %1100110,3,1,1,-1,-1, 8, 0 ;Singleplayer (SP; 3 lives)
gamepeas = 1
-datapeas: .db %01011010,1,1,1 ;1 "
+datapeas: .db %1100100,1,1,1,-1,-1, 8, 0 ;Peaworm (SP; 1 live)
gametron = 2
-datatron: .db %01000010,1,2,1
+datatron: .db %1010100,1,1,1,-1, 0, 8, 0 ;Tron (SP; 1 live, cont.growth)
gamedeathm = 3
-datadeathm: .db %01000010,3,2,1
+datadeathm: .db %1000000,3,2,1,-1,49, 8, 0 ;Deathmatch (3 lives, 50 growth)
gamefoodm = 4
-datafoodm: .db %11010000,10,2,1 ;10 score limit (=100)
-gamelinkm = 5
-datalinkm: .db %01000011,3,2,1
+datafoodm: .db %1100000,0,2,1,-1,-1, 8,10 ;Foodmatch (100 score)
+gametimem = 5
+datatimem: .db %1010000,1,2,1,-1,-1, 8,10 ;Timematch (1 live, 100 score)
gamerace = 6
-datarace: .db %10000000,10,2,1
+datarace: .db %0000000,0,2,1,-1,-1, 8,10 ;Race (100 score, no collision)
gamectf = 7
-datactf: .db %11100000,9,4,1
-;gamedomin = 8
-;datadomin: .db %01100000,3 ;==(8 modes)
+datactf: .db %1001000,0,4,1,-1,-1, 8, 9 ;CTF (90 score)
worm1set: .dw worm1p,worm1p
.db %11110111,%00,-01,K_RIGHT,K_LEFT
git.shiar.nl / wormy.git / blobdiff