X-Git-Url: http://git.shiar.nl/wormy.git/blobdiff_plain/54d931866662bf71f98abcac4cfdaa6b5158e1b1..b2288323cde0474b43669f9c5805fa92191c75d6:/worm.asm diff --git a/worm.asm b/worm.asm index b71663d..d8f61e0 100644 --- a/worm.asm +++ b/worm.asm @@ -1,65 +1,95 @@ -; -WonderWorm--v0.9- -; by Matthew Shepcar 30.XII.98 -; modified by Jonah Cohen 19.XI .99 -; and Shiar 01.XII.99 +; Title : Worm +; Version : 0.92 +; Release Date : soon (I hope) +; Filename : worm.86p (3404) +; Author(s) : Shiar +; Email Address : shiar@mailroom.com +; ICQ UIN : #43840958 +; Web Page : www.games3.net/shiar +; Description : ruling multiplayer game for 86 (most like Nibbles) +; Where to get this game : games3.net/shiar (home of Worm) +; Other games by author(s) : Shiar: Nemesis beta +; Additional Credits to : Matthew Shepcar (wrote original Peaworm, end'98) +; Jonah Cohen (wrote some parts of worm) -;to-do: -; * picks not correctly removed -; * linkplay -; * hot pursuit + ctf -; * ending (+stats after multiplayer) +;----------------------------- +;----------- TO-DO ----------- +;----------------------------- -#include "TI86.inc" +; Shiar 3.III.00 +;Feel like doing something? (name indicates who's working on it) +; * linkplay +; * singleplay ending +; * titlescreen +; * make linkplay available for all gametypes (not just deathmatch) +; * two worms collide with heads -> both should die +; * game types: +;1) * ctf: take enemy flag (right-bottom) and return to your flag (left-top) +;1) * domination?: take control points by running over them and hold them +;1)* sprites for picks instead of blocks -.org _asm_exec_ram +;1) Working on a new pickup-system allowing more than one "food" and different pickup-handling -_divHLby10 = $4044 -_getcsc = _getky -_clrWindow = $4a86 -_runIndicOff = _runindicoff -_flushAllMenus = _flushallmenus -_SHRACC = _shracc -_SHLACC = $438B +#include "TI86.inc" + +;----------------------------- +;------- program start ------- +;----------------------------- +.org _asm_exec_ram +start: nop jp Start - .dw 0,WormMsg + .dw 1 + .dw WormMsg + .dw WormIcon + +WormIcon: + .db 9,2 + .db %10010111,%01101111 + .db %10110101,%01001011 + .db %11110111,%01001001 + .db %00000011,%10000000 + .db %00000001,%11100000 + .db %00111000,%11111000 + .db %01111110,%00111111 + .db %11101111,%00001111 + .db %11000011,%10000000 Start: -; ld (SpSave),sp + ld (SpSave),sp call _runIndicOff call _flushAllMenus call _clrLCD + res 2,(iy+13) ;appAutoScroll ld a,r ld (Seed),a - xor a - ld (_asapvar+1),a ;----------------------------- ;----- build trig tables ----- ;----------------------------- - ld hl,TrigPrecalc - ld de,SinCosTable + ld hl,TrigPrecalc + ld de,SinCosTable push de ; >> 1 - ld bc,65 + ld bc,65 ldir dec hl - ld b,63 + ld b,63 MirrorSineWave: dec hl - ld a,(hl) - ld (de),a + ld a,(hl) + ld (de),a inc de djnz MirrorSineWave pop hl ; << 0k - ld b,128+64 + ld b,128+64 NegativeSineWave: xor a sub (hl) - ld (de),a + ld (de),a inc hl inc de djnz NegativeSineWave @@ -69,106 +99,206 @@ NegativeSineWave: ;----------------------------- DisplayMenu: - call _clrLCD + ld a,2 + ld (nrworms),a +gomainMenu: + call _clrWindow ld hl,txtWelcome call _puts - ld hl,txtMenu - ld de,$0203 - ld b,4 -DispMenuLoop: - inc de + ld de,$0205 + ld (_curRow),de + call _puts ;txtOptions + dec e ;$0204 ld (_curRow),de + ld hl,(CURtxtGame) call _puts - djnz DispMenuLoop - ld hl,$0805 - ld (_curRow),hl + xor a +mainMenu: + call menucall + jr nz,notselect +select: + ld a,b + or a + jr nz,gooptionsMenu + jp LetsGetThisPartyOn +notselect + cp K_EXIT + jp z,ExitNoStats + cp K_RIGHT + ld a,b + jr nz,mainMenu + or a + jr z,Variation + +gooptionsMenu: + call _clrWindow + ld hl,txtWelcome + call _puts + ld hl,txtLevel + ld de,$0205 + ld (_curRow),de + call _puts ;txtLevel + dec e ;$0204 + ld (_curRow),de + call _puts ;txtWorms + ld a,(nrworms) + add a,'0' + call _putc + xor a +optionsMenu: + call menucall + jr nz,notopselect +opselect: + ld a,b + or a + jr nz,changelevel +changeworms: + ld hl,nrworms + inc (hl) + ld a,4 + cp (hl) + jr nc,gooptionsMenu + ld (hl),2 + jr gooptionsMenu +changelevel: + jr optionsMenu + +notopselect: + cp K_EXIT + jr z,gomainMenu + ld a,b + jr optionsMenu + +Variation: + ld a,0 +Gametype =$-1 + ld hl,txtGame2 +NEXTtxtGame =$-2 + inc a + and 7 ;mod 8 + jr nz,okilydokily ld hl,txtGame +okilydokily: + ld (Gametype),a + ld de,$0204 + ld (_curRow),de + ld (CURtxtGame),hl call _puts + ld (NEXTtxtGame),hl + ld a,b + jp mainMenu - xor a -menudraw: - and 3 ;-1>>3; 4>>0 +menucall: push af - - ld h,0 - add a,4 - ld l,a + ld hl,$0004 + ld (_curRow),hl + ld a,' ' + call _putc + ld hl,$0005 ld (_curRow),hl - ld a,5 ;arrow call _putc - + pop af + push af ld h,0 - ld a,1 -Previous =$-1 add a,4 ld l,a ld (_curRow),hl - ld a,' ' + ld a,'*' call _putc - pop af - push af - ld (Previous),a -WKCP: + ld b,a +menukeys: halt \ halt - call GET_KEY - cp K_EXIT - jp z,Exit - cp K_ENTER - jr z,select - cp K_SECOND - jr z,select + call _getcsc + or a + jr z,menukeys cp K_UP jr nz,notup - pop af - dec a - jr menudraw +updown: + ld a,b + xor 1 + ld b,a + inc a ;nz + ret notup: cp K_DOWN - jr nz,WKCP + jr z,updown + cp K_ENTER + ret z + cp K_SECOND + ret ;z=select + +;----------------------------- +;-------- start game --------- +;----------------------------- + +LetsGetThisPartyOn: + ld hl,Gametype + ld a,(hl) + add a,a + add a,(hl) + ld e,a + ld d,0 + ld hl,gamesdata + add hl,de + + ld a,(hl) + push af + and _datasingl + jr z,notsingle + ld a,1 + ld (nrworms),a +notsingle: pop af - inc a - jr menudraw + ld (gameCar),a + push af -select: + and _datascore + ld de,$FF64 ;virt.infinate + jr z,setscorelimit + ld d,0 ;de=100 +setscorelimit: + ld (scorelimit),de + + inc hl + call _ldHLind pop af - ld b,a - or a ;1st - jr z,ThePartyIsOn - dec a ;2nd - jr z,Variation - dec a ;3rd - jp Exit + push hl + and _datalink + jr z,GameOver -Variation: - ld hl,$0805 - ld (_curRow),hl - ld a,0 -Gametype =$-1 - ld hl,txtGame2 -NEXTtxtGame =$-2 - inc a - and 3 - jr nz,okilydokily - ld hl,txtGame -okilydokily: - ld (Gametype),a +linkmatch: + call _clrWindow + + +; in a,(7) +; and %11 +; cp %11 + ld a,WormVersion +; jr nz,host + call send + jr c,host + +client: + ld hl,txtReceive call _puts - ld (NEXTtxtGame),hl - ld a,b - jr menudraw + call receive + cp WormVersion + ret nz + jr multiplayer -singleplayer: - inc a - ld (nrworms),a - ld de,LevelsS - jr GameOver +host: + ld hl,txtWaiting + call _puts + call receive + cp WormVersion + ret nz + call send + ld hl,SwapPos + ld (hl),$f6 -ThePartyIsOn: - ld a,(Gametype) - or a - jr z,singleplayer +multiplayer: ld a,2 ld (nrworms),a ld de,LevelsDM @@ -178,33 +308,95 @@ ThePartyIsOn: ;----------------------------- GameOver: - push de call _clrLCD - pop de - ld a,1 - ld (Level),a ld hl,0 - ld (worm1+score),hl - ld (worm2+score),hl - ld a,3 - ld (worm1+lives),a - ld (worm2+lives),a + ld (worm1+died),hl +;+died=0 \ +score1=0 + ld (worm2+died),hl + ld (worm3+died),hl + ld (worm4+died),hl + inc h + ld (worm1+score+1),hl +;+score2=0 \ +delay=1 + ld (worm2+score+1),hl + ld (worm3+score+1),hl + ld (worm4+score+1),hl + ld a,l + ld (Level),a + ld hl,worm1set+4 + ld de,worm1+lives + call _MOV5B ;9xld(de),(hl) + call _mov9b + ld hl,worm2set+4 + ld de,worm2+lives + call _MOV5B + call _mov9b + ld hl,worm3set+4 + ld de,worm3+lives + call _MOV5B + call _mov9b + ld hl,worm4set+4 + ld de,worm4+lives + call _MOV5B + call _mov9b + pop de StartLevel: - ld a,(de) - ld (Left),a - inc de - ld a,(de) - ld (Speed),a - inc de - ld a,15 + ex de,hl + ld de,Left + ldi + ld de,Speed + ldi + ld a,(hl) ld (worm1+grow),a ld (worm2+grow),a -NextLife: - push de ; >> levelp old - ld b,2 - ld hl,worm1 + ld (worm3+grow),a + ld (worm4+grow),a + ld (beginsize),a + inc hl + + ld a,(hl) + inc hl + ld (nrballs),a + or a + jr z,toobad_noballs + ld de,ballpos + ldi + ldi +toobad_noballs: + +#ifdef 0 + ld a,(gameCar) + and _datahunt + jr z,nohunter + ld a,huntersize + ld (worm2+grow),a +nohunter: +#endif + ex de,hl + ld (thislevel),de + push de + ld hl,worm1set + ld de,worm1+head + call _MOV4B + ld hl,worm2set + ld de,worm2+head + call _MOV4B + ld hl,worm3set + ld de,worm3+head + call _MOV4B + ld hl,worm4set + ld de,worm4+head + call _MOV4B + pop de + + ld hl,worm1 + ld a,(gameCar) + and _datanextl + ld b,1 + jr nz,worminit + ld b,4 worminit: push bc ; >> 1 ld a,(de) @@ -229,18 +421,11 @@ worminit: inc hl ld (hl),a ;x2 - ld bc,20-5 + ld bc,(worm2-worm1)-5 add hl,bc pop bc ; << 0k djnz worminit - ld hl,Worm1 - ld (worm1+head),hl - ld (worm1+tail),hl - ld hl,Worm2 - ld (worm2+head),hl - ld (worm2+tail),hl - ;-------- draw level --------- ld a,(de) @@ -321,12 +506,7 @@ NoVertShift: jr z,NoLines DrawLines: push af ; >> 1 - ld d,(hl) - inc hl - ld e,(hl) - inc hl - ld a,(hl) - inc hl + call loaddrawdata push hl ; >> 2 ld l,(hl) ld h,a @@ -347,66 +527,73 @@ DrawLines: jr nz,DrawLines NoLines: + ld a,(hl) + inc hl + or a + jr z,noboxes +drawboxes: + push af + call loaddrawdata + push hl + ld l,(hl) + ld h,a + call drawbox + pop hl + inc hl + pop af + dec a + jr nz,drawboxes +noboxes: + ;----------------------------- push hl ; >> levelp new - - ld hl,0 - ld (_penCol),hl - ld hl,LivesMsg - call _vputs - ld a,(worm1+lives) - add a,'0' - call _vputmap - - ld a,40 - ld (_penCol),a - call _vputs ;scoremsg - ld a,100 - ld (_penCol),a - call _vputs - ld a,1 -Left =$-1 - call PutNum - ld ix,worm1 - call PutScore - + call showstats + ld a,(gameCar) + and _datafood + jr z,nofood call NewPea - - pop hl ; << levelp new - push hl ; >> levelp new + call DrawPea +nofood: ld bc,(worm1+pos) call DisplayField - ld hl,LevelMsg - ld a,7 - push hl ; >> 1 - ld h,a - ld l,4 - ld (_curRow),hl - ld hl,0FDE0h - ld de,0FDE1h - ld (hl),-1 - ld bc,0BFh + ld hl,$FDE0 + ld de,$FDE1 + ld (hl),%11111111 + ld bc,$BF ldir - pop hl ; << 0k + ld hl,4+(txtposReady*256) + ld (_curRow),hl set 3,(iy+5) + ld hl,txtReady call _puts - ld a,(Level) - cp 10 - jr c,LevelBelowTen - ld l,a - ld h,0 - call _divHLby10 - push af ; >> 1 - ld a,l - add a,'0' - call _putc - pop af ; << 0k -LevelBelowTen: - add a,'0' - call _putc res 3,(iy+5) + ld a,0 +gameCar =$-1 + and _datalink + jr z,SwapPos ;no link + xor a + ld (worm2+input),a + ld (worm2+left),a + ld (Speed),a + +SwapPos: ;$18 xx -> $F6 xx + jr initfinished + inc a + ld (worm2+left),a + ld hl,(worm1+pos) + ld de,(worm2+pos) + ld (worm2+pos),hl + ld (worm1+pos),de + ld a,(worm1+heading) + ld b,a + ld a,(worm2+heading) + ld (worm1+heading),a + ld a,b + ld (worm2+heading),a +initfinished: + ld b,0 ReadyDelay: halt @@ -420,6 +607,22 @@ GameLoop: ld bc,(worm1+pos) call DisplayField + ld a,1 +flashtime =$-1 + dec a + jr z,noflash + ld (flashtime),a + ld hl,$fc00+(16*7) +screeninvertloop: + ld a,(hl) + cpl + ld (hl),a + inc hl + xor a + cp h + jr nz,screeninvertloop +noflash: + ld a,0 Speed =$-1 or a @@ -430,12 +633,18 @@ Delay: jr nz,Delay NoDelay: + call handlethatneatlittleball + ld ix,worm1 - call HandleWorm - ld ix,worm2 ld a,(nrworms) - cp 2 - call z,HandleWorm + ld b,a +handleworms: + push bc + call HandleWorm + ld bc,worm2-worm1 + add ix,bc + pop bc + djnz handleworms ;----------------------------- ;---------- keys ------------- @@ -456,66 +665,203 @@ HandleKeys: NotPaused: rla jp c,GameLoop -Exit2pop: - pop hl ; << levelp new -Exit1pop: - pop hl ; << levelp old - jr Exit + jr Exit ;&& -Exit5pop: - pop hl - pop hl +WormDead: + ld a,2 + ld (flashtime),a + + ld h,(ix+tail+1) + ld l,(ix+tail) + ld d,(ix+head+1) + ld e,(ix+head) + jr DoesWormTailEqualsWormHead ;chk4 size=0 +removewormloop: + ld c,(hl) + inc hl + ld b,(hl) + inc hl + res resbit,h + push hl + call res4pixels pop hl - jr Exit2pop + inc (ix+grow) +DoesWormTailEqualsWormHead: + call _cphlde + jr nz,removewormloop + + ld a,(gameCar) + and _datasingl + jr nz,safewormsizedone + ld a,0 +beginsize =$-1 + ld (ix+grow),a +safewormsizedone: -WormDead: - pop hl ; << call - pop hl ; << levelp new - ld hl,(worm1+head) - ld de,(worm1+tail) - sbc hl,de - ld a,l - rr h - rra - ld (worm1+grow),a + ;de=ix+head + ld (ix+tail+1),d + ld (ix+tail),e + ld a,50 + ld (ix+delay),a - ld hl,(worm2+head) - ld de,(worm2+tail) - sbc hl,de - ld a,l - rr h - rra - ld (worm2+grow),a +thislevel =$+1 + ld de,0 + ld a,(de) + inc de + ld (ix+heading),a + ld a,(de) + ld (ix+pos),a + inc de + ld a,(de) + ld (ix+pos+1),a + + inc (ix+died) + dec (ix+lives) + push af + ld de,10 + call DecScore + pop af + ret nz ;HandleWorm done + ld a,(gameCar) + and _datalivel + ret z - ld a,(ix+lives) - dec a - ld (ix+lives),a - pop de ; << levelp old - jp nz,NextLife Exit: + ld sp,0 ;pop all +SpSave = $-2 + call _clrWindow + ld hl,txtGO + call _puts + ld hl,txtGame +CURtxtGame =$-2 + call _puts + ld de,0002 + ld (_curRow),de + call showLevel + ld de,$0B03 + ld (_curRow),de + ld hl,txtDied + call _puts + call _puts ;txtScore + xor a + ld (_curCol),a -#if 0 - ld a,(Eaten) - ld hl,HiScore - cp (hl) - jr c,NotNewHigh - ld (hl),a - ld hl,_asapvar - rst 20h - rst 10h - call 460Bh - ld de,HiScore-_asm_exec_ram+2 + ld b,2 +nrworms =$-1 + ld hl,worm1+died +displayWormStats: + push bc + push hl + + ld bc,input-died + add hl,bc ;+input + xor a + cp (hl) + jr nz,NoLinkIndic + ld b,7 + inc hl ;+left + cp (hl) + jr z,hostLinkIndic + dec b +hostLinkIndic: + ld a,8 + ld (_curCol),a + ld a,b + call _putc + xor a + ld (_curCol),a + dec hl +NoLinkIndic: + inc hl + inc hl + inc hl ;+name + call _puts + + pop hl + push hl + ld a,13 + ld (_curCol),a + ld a,(hl) ;worm+died + push hl + call showA + pop hl + + ld a,16 + ld (_curCol),a + inc hl ;worm+score + call _ldHLind ;ld hl,(hl) + call showHL ;worm+score + + pop hl + ld bc,worm2-worm1 + add hl,bc + pop bc + djnz displayWormStats + + ld a,(gameCar) + and _datasingl + jr z,hiscorecheckdone +checkhiscore: + ld de,(worm1+score) +HiScore =$+1 + ld hl,0 + ld a,e + cp l + jr c,NotNewHigh + ld a,d + cp h + jr c,NotNewHigh + ld (HiScore),de + ex de,hl ;disp.new hiscore +NotNewHigh: + ex de,hl + ld hl,txthiscore + call _puts + ex de,hl + call showHL +hiscorecheckdone: + +waitkey: + halt + halt + call _getcsc + cp K_ENTER + jp z,DisplayMenu +; cp K_EXIT + jr nz,waitkey + +;x123456789012345678901 +;1----- GAME OVER ----- +;2Multiplayer +;3Level 01 +;4 Died Score: +;5NameName 03 00070 +;6Worm#02 @ 05 00120 +;7Worm#03 15 00030 +;8Snaky @ 00 04820 + +ExitNoStats: + ld hl,_asapvar + rst 20h ;_ABS_MOV10TOOP1 + rst 10h ;_FINDSYM + call _swapt_ ;_ex_ahl_bde + ld de,4 add hl,de adc a,0 - call _load_ram_ahl - ld a,(HiScore) - ld (hl),a -NotNewHigh: -#endif + call _SET_ABS_DEST_ADDR + + xor a + ld hl,start + call _SET_ABS_SRC_ADDR + ld hl,end-start + call _SET_MM_NUM_BYTES + call _MM_LDIR + +; xor a +; ld (_asapvar+1),a res 4,(iy+9) -; ld sp,0 -SpSave = $-2 - jp _clrWindow + set 2,(iy+13) + jp _clrWindow ;----------------------------- ;----------- worm ------------ @@ -524,56 +870,53 @@ SpSave = $-2 inlink: ld a,0 sendbyte =$-1 - call SendByte - jr c,receivefirst + ld b,(ix+left) + dec b + jr z,receivefirst + call send call receive + ld l,a ret receivefirst: + push af call receive - ld a,(sendbyte) - call SendByte - ret - -receive: -receiveloop: - call GET_KEY - cp K_EXIT - jp z,Exit5pop - call TryReceiveByte - jr c,receiveloop - ld l,a + ld l,a + pop af + push hl + call send + pop hl ret -inkeys: +inkeys: ;use jp not call! out (1),a in a,(1) ld b,a and (ix+right) - jr z,NotRight + jr z,notright ld a,l add a,8 ld l,a -NotRight: +notright: ld a,b and (ix+left) - ret z + jr z,donediddelydone ld a,l sub 8 ld l,a - ret + jr donediddelydone ;------- handle worm --------- HandleWorm: + dec (ix+delay) + ret nz + inc (ix+delay) ld l,(ix+heading) ld a,(ix+input) or a - jr nz,keys + jr nz,inkeys call inlink - jr donelydone -keys: - call inkeys -donelydone: +donediddelydone: ld a,l ld (sendbyte),a ld (ix+heading),l @@ -593,30 +936,33 @@ Wormmove: add a,d ld d,a bit 7,(hl) - jr z,NotNegX + jr z,notnegX dec b -NotNegX: - jr nc,NotMoveX +notnegX: + jr nc,notmoveX inc b -NotMoveX: +notmoveX: ld a,l - add a,40h + add a,$40 ld l,a ld a,(hl) add a,a add a,e ld e,a bit 7,(hl) - jr z,NotNegY + jr z,notnegY dec c -NotNegY: - jr nc,NotMoveY +notnegY: + jr nc,notmoveY inc c -NotMoveY: ;bc=newpos +notmoveY: ;bc=newpos + ld (ix+pos2),e + ld (ix+pos2+1),d + ld (ix+pos),c + ld (ix+pos+1),b ;-check- pop hl ; << pos (old) - push de ; >> pos2 ld a,h sub b and 1 @@ -630,26 +976,21 @@ NotMoveY: ;bc=newpos xor 3 ld d,a GotFour: - call CheckPixel - inc b - call CheckPixel - inc c - call CheckPixel - dec b - call CheckPixel - dec c + call chk4pixels rl d - pop de ; << pos2 - - ld (ix+pos2),e - ld (ix+pos2+1),d - ld (ix+pos),c - ld (ix+pos+1),b - jr nc,Drawworm + jp nc,Drawworm ;--------- worm hit ---------- Hitworm: + ld a,(gameCar) + ld h,a + and _datafood + jp z,WormDead + ld a,h + and _datahunt + call nz,checkhitotherworm + ld hl,0 PeaY =$-2 PeaX =$-1 @@ -663,41 +1004,107 @@ PeaX =$-1 inc a cp 4 jp nc,WormDead - push bc ; >> 1 call DrawPea ld a,(ix+grow) add a,15 ld (ix+grow),a call NewPea + ld hl,Left + dec (hl) + push af ld de,10 call IncScore - ld a,119 - ld (_penCol),a - ld hl,Left - dec (hl) - jr nz,NotNextLevel + pop af + jr nz,still_alive_not_dead + ld a,(gameCar) + and _datafoodl + jr z,still_alive_not_dead ld hl,Level ld a,(hl) inc (hl) - pop bc ; << 0k + pop hl ; << call pop hl ; << call pop de ; << levelp new - pop hl ; << levelp old cp NUM_LEVELS jp z,Exit - ld a,(Gametype) - or a - jp z,StartLevel + ld a,(gameCar) + and _datanextl + jp nz,StartLevel jp Exit -NotNextLevel: - ld a,(hl) - call PutNum - pop bc ; << 0k +;----------------------------- + +checkhitotherworm: + .db $dd,$7d ;ld a,lx + cp worm2&255 + ret nz +ThisIsJustASillyUselessLabel: + ld hl,(worm1+tail) + ld de,(worm1+head) +nextotherwormbit: + ld a,c + sub (hl) + inc hl + inc a + cp 4 + jr nc,nothit1 ;no + ld a,b + sub (hl) + inc a + cp 4 + jr c,otherwormHIT ;yes +nothit1: + inc hl + res resbit,h + call _cphlde + jr nz,nextotherwormbit + ret + +checkhitlapline: + ld a,63 + sub b + jr z,nextlaphalf + inc a + ret nz +nextlaphalf: + ld a,c + and 32 ;y>=32? + jr nz,nolap + cp (ix+reserv) + jr z,nolap + push bc + ld de,20 + call IncScore + pop bc + xor a +nolap: + ld (ix+reserv),a + ret + +otherwormHIT: + push ix + ld de,10 + call IncScore + ld ix,worm1 + call WormDead + pop ix + pop bc +still_alive_not_dead: ;-------- draw worm ---------- Drawworm: + ld a,(gameCar) + and _datahunt + call nz,HuntingTimeScore + + ld c,(ix+pos) + ld b,(ix+pos+1) + + ld a,(gameCar) + and _datalaps + call nz,checkhitlapline + ld l,(ix+head) ld h,(ix+head+1) ld (hl),c @@ -708,13 +1115,7 @@ Drawworm: ld (ix+head),l ld (ix+head+1),h - call SetPixel - inc b - call SetPixel - inc c - call SetPixel - dec b - call SetPixel + call set4pixels ld a,(ix+grow) dec a @@ -733,13 +1134,66 @@ removetail: ld (ix+tail),l ld (ix+tail+1),h +res4pixels: call ResPixel inc b call ResPixel inc c call ResPixel dec b - jp ResPixel +ResPixel: + call FindPixel + cpl + and (hl) + ld (hl),a + ret + +;----------------------------- +;---------- ball ------------- +;----------------------------- + +handlethatneatlittleball: + ld a,0 +nrballs =$-1 + or a + ret z +ballpos =$+1 + ld bc,$0503 + call res4pixels + dec c + ld e,b +ballxmove: + inc b ;=%000100 dec=%000101 + call checkballhit + jr z,ballxdone + ld b,e + ld hl,ballxmove + call letsmovetheotherway +ballxdone: + ld e,c +ballymove: + inc c ;=%001100 dec=%001101 + call checkballhit + jr z,balldone + ld c,e + ld hl,ballymove + call letsmovetheotherway +balldone: + ld (ballpos),bc + jp set4pixels + +letsmovetheotherway: + ld a,1 + xor (hl) + ld (hl),a + ret + +checkballhit: + ld d,0 + call chk4pixels + xor a + cp d + ret ;----------------------------- ;----------- procs ----------- @@ -750,42 +1204,44 @@ NewPea: ld hl,0 ld de,12345 Seed =$-2 - ld a,7921 & 255 - ld bc,1000h+(7921/256) + ld a,7921&255 + ld bc,$1000+(7921/256) domult16: add hl,hl rla - rl c - jr nc,noadd16 + rl c + jr nc,noadd16 add hl,de noadd16: djnz domult16 inc hl - ld (Seed),hl ;seed=(seed*7921+1) MOD 65536 - ld a,(FieldWidth) + ld (Seed),hl ;seed=(seed*7921+1)\65536 + + ld a,(FieldWidth) add a,123 - cp h - jr c,NewPea + cp h + jr c,NewPea inc h inc h ld a,(FieldHeight) add a,51 - cp l - jr c,NewPea + cp l + jr c,NewPea inc l inc l - ld (PeaY),hl - ld d,2 - push hl ; >> 1 + ld (PeaY),hl + ld d,2 ;don't draw + push hl call CheckPea - pop hl ; << 0k + pop hl dec d - jr z,NewPea -DrawPea: - ld d,0 + jr z,NewPea + +DrawPea: ;hl=(PeaY) + ld d,0 ;draw CheckPea: - ld b,h - ld c,l + ld b,h + ld c,l call PeaPixel inc c call PeaPixel @@ -793,118 +1249,242 @@ CheckPea: call PeaPixel dec c PeaPixel: - push de ; >> 1 + push de call FindPixel - pop de ; << 0k - ld e,a - ld a,d - or a - ld a,e - jr z,DrawPeaPixel - and (hl) + pop de + ld e,a ;>> + ld a,d + or a + ld a,e ;<< + jr z,DrawPeaPixel ;d=0:draw + and (hl) ;pixel? ret z - ld d,1 + ld d,1 ;d=1:yes 2:no ret DrawPeaPixel: - xor (hl) - ld (hl),a + xor (hl) ;change pixel + ld (hl),a ret ;-------- pixelprocs --------- -ResPixel: ;at bc - call FindPixel - cpl - and (hl) - ld (hl),a - ret - +set4pixels: + call SetPixel + inc b + call SetPixel + inc c + call SetPixel + dec b SetPixel: ;at bc call FindPixel or (hl) ld (hl),a ret - + +chk4pixels: ;&& + call CheckPixel + inc b + call CheckPixel + inc c + call CheckPixel + dec b + call CheckPixel + dec c + ret CheckPixel: ;at bc in d - push de ; >> 1 call FindPixel and (hl) - pop de ; << 0k ret z dec d ret -FindPixel: ;bc to ahl + de gone - push de ; >> 1 - push bc ; >> 2 - ld a,b - and 7 - add a,offsets_table & 255 - ld e,a - ld d,offsets_table/256 - ld h,0 - ld l,c - add hl,hl - add hl,hl - add hl,hl - add hl,hl - add hl,hl - ld a,b - and %11111000 - rra +;CLEM's FIND_PIXEL (131 cycles; 28 bytes) +; (b,c) to hl:a; destroyes: -) + +FindPixel: + ld h,ScrBuffer/$800 + ld a,c + add a,a + add a,a + ld l,a ;hl=4*y + offset/8 + ld a,b rra + add hl,hl rra - or l - ld l,a - ld a,(de) - ld de,ScrBuffer - add hl,de - pop bc ; << 1 - pop de ; << 0k + add hl,hl + add hl,hl ;hl=32*y + offset + rra ;a=x/8 + or l + ld l,a + ld a,b + and 7 + cpl + rlca + rlca + rlca + ld (FP_Bit),a + xor a +FP_Bit =$+1 + set 0,a ret -;----------------------------- +;----------- score ----------- + +HuntingTimeScore: + .db $dd,$7d ;ld a,lx + cp worm2&255 + ret z ;=worm#2 + dec (ix+reserv) + ret nz + ld de,10 IncScore: ld h,(ix+score+1) ld l,(ix+score) add hl,de + jr scorecommon +DecScore: ;&&& + ld h,(ix+score+1) + ld l,(ix+score) + or a + sbc hl,de + ret c +scorecommon: ld (ix+score+1),h ld (ix+score),l -PutScore: - ld de,_penCol - ld a,79 - ld (de),a - ld b,5 -DoPutScore: - push bc ; >> 1 - push de ; >> 2 + ld de,0 +scorelimit =$-2 + call _cphlde + jp nc,Exit + +showstats: + push ix + ld h,0 + ld l,h + ld (_penCol),hl + ld a,(nrworms) + ld b,a + ld ix,worm1 + ld a,(gameCar) + and _datanextl + jr nz,showstatsS +showstatloop: + push bc + call showstat + ld de,worm2-worm1 + add ix,de + ld hl,_penCol + ld a,(hl) + add a,10 + ld (hl),a + pop bc + djnz showstatloop + pop ix + ret + +showstat: + ld a,(gameCar) + and _datalivel + jr nz,showlives +showscore: + ld h,(ix+score+1) + ld l,(ix+score) + call _D_HL_DECI + jr __vputs +showlives: + ld a,(ix+lives) + add a,'0' +__vputmap: + push ix + call _vputmap + pop ix + ret + +showstatsS: + ld hl,txtLevel + call __vputs + ld a,(Level) + cp 10 + jr c,tilllevel9 + ld l,a + ld h,0 call _divHLby10 - call PutDigit - pop de ; << 1 - ld a,(de) - sub 8 - ld (de),a - pop bc ; << 0k - djnz DoPutScore + push af + ld a,l + add a,'0' + call __vputmap + pop af +tilllevel9: + add a,'0' + call __vputmap + + ld a,98 + ld (_penCol),a + call showscore + ld a,123 + ld (_penCol),a + call showlives + ld a,(gameCar) + and _datafoodl + pop ix + ret z +showleft: + ld a,31 + ld (_penCol),a + ld a,0 +Left =$-1 + push af + call _divAby10 + add a,'0' + call __vputmap + pop af + add a,'0' + call __vputmap + ld hl,txtLeft +__vputs: + push ix + call _vputs + pop ix ret -PutNum: +showLevel: + ld hl,txtLevel + call _puts + ld a,(Level) +showA: + cp 10 + jr c,LevelBelowTen ld l,a ld h,0 call _divHLby10 - push af ; >> 1 + push af ld a,l - call PutDigit - pop af ; << 0k -PutDigit: add a,'0' - jp _vputmap + call _putc + pop af +LevelBelowTen: + add a,'0' + jp _putc -;----------------------------- +showHL: + call _D_HL_DECI + jp _puts + +_D_HL_DECI: + ld de,savestr+4 + ld b,5 +ldhld: + call _divHLby10 + add a,'0' + ld (de),a + dec de + djnz ldhld + ld hl,savestr + ret +savestr: + .db "00000",0 -offsets_table: - .db 128,64,32,16,8,4,2,1 +;----------------------------- DisplayField: ld a,c @@ -943,14 +1523,14 @@ NotMaxXScroll: rra rra rra - ld c,a - ld b,0 - ld de,DispBuffer + ld c,a + ld b,0 + ld de,DispBuffer pop af ; << 2 and %00000111 push af ; >> 3 - cp 6 - jr c,CopyScreen + cp 6 + jr c,CopyScreen inc c CopyScreen: add hl,bc @@ -964,12 +1544,12 @@ CopyScreenLoop: pop bc ; << 3 djnz CopyScreenLoop pop af ; << 2 - ld c,$b7 ;or a + ld c,$b7 ;or a Bit0: - jr nz,Bit1 + jr nz,Bit1 halt halt - jr AfterShiftDelay + jr AfterShiftDelay Bit1: dec a jr nz,Bit2 @@ -1027,7 +1607,7 @@ ShiftRight: add hl,bc ld b,57 ShiftRightLoop: - push bc ; >> 1 + push bc ld bc,-32 add hl,bc ex de,hl @@ -1038,20 +1618,20 @@ ShiftRightChunk: ld c,0 ShiftRightCounter = $-1 ShiftRowsLeft: - push hl ; >> 2 + push hl rla ld b,16 ShiftRowLeft: dec hl rl (hl) djnz ShiftRowLeft - pop hl ; << 1 + pop hl dec c jr nz,ShiftRowsLeft ld bc,-16 add hl,bc ex de,hl - pop bc ; << 0k + pop bc djnz ShiftRightLoop ret @@ -1068,6 +1648,7 @@ ShiftLeftSameByte: ex de,hl ld bc,-16 add hl,bc +NewSprite: ex de,hl ld b,57 ShiftLeftLoop: @@ -1102,209 +1683,498 @@ ShiftRowRight: Chunk: push hl ; >> 1 push de ; >> 2 - ld c,16 + ld c,16 add hl,bc - ld b,57 + ld b,57 ChunkScreen: push bc ; >> 3 - ld bc,-32 + ld bc,-32 add hl,bc - ex de,hl - ld a,(de) + ex de,hl + ld a,(de) call _SHRACC - ld b,16 + ld b,16 ChunkRow: dec hl rld djnz ChunkRow - ex de,hl + ex de,hl pop bc ; << 2 djnz ChunkScreen pop de ; << 1 pop hl ; << 0k - ld c,$37 ;scf + ld c,$37 ;scf + ret + +;----------- draw ------------ + +loaddrawdata: + ld d,(hl) + inc hl + ld e,(hl) + inc hl + ld a,(hl) + inc hl + ret + +Line: ;draw line from de to hl (doptions) + .db "Hunting ",0 ;5 + .db "Race ",0 ;6 + .db "CTF ",0 ;7 + .db "Domination",0 ;(>=8) +txtWaiting: .db "Waiting...",0 +txtReceive: .db "Receiving...",0 + +WormVersion = 092 +WormMsg: .db "WORM by SHIAR -- test version",0 +txtLevel: .db "Level ",0 +txtWorms: .db "Worms: 0",0 ;follows txtLevel +txtDied: .db "Died ",0 +txtScore: .db "Score",0 ;follows txtDied +txtLeft: .db " left",0 ;follows txtScore +txthiscore:.db "HiScore:",0 +txtReady: .db "Prepare!",0 +txtposReady = 7 +txtGO: .db "----- GAME OVER -----",0 + +gamesdata: + +_datalink = %00000001 +_datasingl = %00001000 ;singleplayer=1 +_datalivel = %00000010 ;ix+lives=0 limit +_datafoodl = %00000100 ;left=0 limit +_datanextl = %00001000 ;next level if left=0 +_datafood = %00010000 ;food present +_datahunt = %00100000 +_datalaps = %01000000 ;give lap score +_datascore = %10000000 ;score>=100 limit + +datasingle: .db %00011110 + .dw LevelsS +datapeas: .db %00011010 + .dw LevelsS +datadeathm: .db %00000010 + .dw LevelsDM2 +datafoodm: .db %10010000 + .dw LevelsDM +datalinkm: .db %00000011 + .dw LevelsDM +datahuntin: .db %10100000 + .dw LevelsH +datarace: .db %11000000 + .dw LevelsR +datactf: .db %00000000 + .dw LevelsDM +datadomin: .db %00000000 + .dw LevelsDM + + +setdata = 18 +resbit = 2 ;and%11111011 +worm1set: .dw $B000,$B000 ;%10110000 + .db 3,0,%01111110,%10,%100 ;< > + .db "Worm #1",0 +worm2set: .dw $B800,$B800 ;%10111000 + .db 3,0,%00111111,%10000,%1000 ;f1 f2 + .db "Worm #2",0 +worm3set: .dw $E800,$E800 ;%11101000 ;$D748+$1000+ + .db 3,0,%01011111,%10,%100 ;sto , + .db "Worm #3",0 +worm4set: .dw $F000,$F000 ;%11110000 + .db 3,0,%01111101,%10,%1 ;enter + + .db "Worm #4",0 +worm1 = $B400 +worm2 = $B430 +worm3 = $B460 +worm4 = $B490 +end: ;set: heading = 0 ;level* pos = 2 ;level* pos2 = 4 ;level -head = 6 ;level -tail = 8 ;level -grow = 10 ;level -lives = 13 ;game -score = 15 ;game -input = 17 ; -left = 18 ; -right = 19 ; - -Worm1 = $B000 -Worm2 = $B800 -resbit = 2 +grow = 6 ;level +died = 8 ;game +score = 9 ;game +delay = 11 ;game + +head = 12 ;level +tail = 14 ;level +lives = 16 ;game +reserv = 17 ;loop + ;race:lap + ;hunt:time +input = 18 ;& +left = 19 ;& +right = 20 ;& +name = 21 ;game Level =$+1 -DispBuffer =$+2 +DispBuffer =$+2 ;912 bytes -ScrBuffer = $8200 ;32x256 bytes -SinCosTable = $A200 +ScrBuffer = $8000 ;-$A1FF (32x256) +SinCosTable = $A200 ;-$A300 (4x64) ;----------------------------- ;----------- end ------------- ;----------------------------- -.end +.end \ No newline at end of file