X-Git-Url: http://git.shiar.nl/wormy.git/blobdiff_plain/61a9cc74b83fcbc7593fe8b89d27a6daa42c1c6a..1876a18ca8df681bd7285c823abd0b031c468406:/wormy.z80 diff --git a/wormy.z80 b/wormy.z80 index e3150cd..7473d01 100644 --- a/wormy.z80 +++ b/wormy.z80 @@ -16,34 +16,110 @@ ; ßÛÛÛß ßÛÛßß ßÛÛÛÛÛß ÛÛ ÛÛÝ ßÛÛÛÛÛÛÛÛÛß ;_______________________________________________________________________________ ; -; Version : 97% (0.97.115A) -; Release Date : 2002 January 15 +; Version : 99% (0.99.34) +; Release Date : 2002 March 4 ; Author(s) : Shiar ; Email Address : wormy@shiar.org ; Web Page : www.shiar.org -; Description : perfect Nibbles game with free movement, nine -; game modes, for 1-4 players -; Where to get this game : www.shiar.org +; Description : perfect Nibbles game with free movement, nine game +; modes, for 1-4 players, many levels and editor +; Where to get this game : wormy.shiar.org ; Other games by author(s) : Nemesis beta ; Additional Credits to : Matthew Shepcar : wrote original Peaworm, end'98 ; Jonah Cohen : helped writing worm -; Files : wormy.z80 (89kB) : 515ad14b922572bdc8a96e780b8b24ca -; wormy.86p (6512) : efef32a8c541b4585087f55deb31f51d +; Files : wormy.txt (9283) : 12345678901234567890123456789012 +; wormy.z80 (100k) : 515ad14b922572bdc8a96e780b8b24ca +; wormy.86g (12k) : efef32a8c541b4585087f55deb31f51d ;_______________________________________________________________________________ -;--- notes --- - -; * Use for LEARNING practises ONLY! -; Don't _ever_ release altered code w/o permission! -; Please notify me of using code, and give me credits! -; * Code was originally by Scabby (Matthew Shepcar), -; a few lines by Jonah Cohen, -; and everything else by me - Shiar (Mischa Poslawsky). -; * Although I've commented & labeled quite some stuff, I can't guarantee -; everybody will understand it. This is probably not the best source -; to learn z80 from. w00t the Shyer Way (tm). -; * Also read wormy.txt please, thank you -; * Don't scroll down if you get scared easily. +;--- notes --------------------------------------------------------------------- + +; * Game README is wormy.txt +; * Use for LEARNING practises ONLY! +; * Don't _ever_ release altered code w/o permission! +; * Give me credits when you use any of this stuff +; * I'm not responsible for any damage this might cause, yada yada... +; * Although I've commented & labeled quite some stuff, due to +; crazy optimizations and weird coding, it may be harder to +; understand than the average blob of code. This is probably _not_ +; the best source to learn z80 from. w00t the Shyer Way (tm). +; * Email me. If you've got suggestions, tell me. +; * Don't scroll down if you get scared easily. + +;--- index --------------------------------------------------------------------- + +;-* TO_DO +; | future features +;--* #INCLUDE +;---* STORAGE +; | permanent +; | temporary +; | layout +;----* PROG_START +; | search levels +;-----* LEV_SELECT +;------* MORE_INIT +; | trig tables +;-------* MAIN_MENU +; | draw menu +; | options menu +; | main menu +; | display current settings +; | handle menukeys +; | change name +;--------* MISC_PROCS +;---------* START_GAME +; | link +; | client +; | set/send worms +; | host +; | load game +; | draw level +; | prepare +;----------* GAME_LOOP +;-----------* KEYS +; | pause menu +;------------* GAME_OVER +; | who won? +; | display worms +; | quit +;-------------* WORM_STUFF +;--------------* WORM_ALIVE +; | move worm +; | draw worm +;---------------* BOUNCYBALL +;----------------* WORMY_HIT +; | multifood +; | ctf +; | main +; | foodmatch|SP +; | take pea +; | misc +;-----------------* PROCS +;------------------* SCORE +;-------------------* DISPLAY +;--------------------* DRAW +; | pixel +; | findpixel +; | objects +; | circle +; | box +; | fatline +; | line +;---------------------* LINK! +; | multiple bytes +; | foo +; | send +; | recv +; | common +;----------------------* INT_LEVELS +;-----------------------* DATA +; | graphics +; | menus +; | text +; | foo +; | game settings +;------------------------* THAT'S_ALL ;_______________________________________________________________________________ ; _______ _____ ______ _____ @@ -51,55 +127,47 @@ ; | |_____| ____ |_____/ |_____| ;_______________________________________________________________________________ -; 97% = DONE -; X [15] lives >9 dispay -; X [15] sp modes not configurable -; X [16] LVL: episode #2: 10 sp levels -; X [17] lives stats for every liveslimited game (also !dm) -; X [18] LINK: fix transmit game/level data -; X [19] datalevels+nrlevels not in program if !intlevels -; X [19] mem at worm #4 (still 12 bytes or so.. or more? or less?) -; X [19] alter level editor to use new address and set level id #97 -; X [19A] team score! -; X [19A] autogrowth doesn't always work -> init (turn) -; X [111] ED: disabled objects counted causing CRASH when writing hiscore! -; X [111] LINK: init+multiple pea transmit seems to work.. -; X [111] LINK: host/client swapped (host now sends level config) -; X [111] LINK: optimize transmit (most initcode same for client+host) -; X [113] menu limit in multifm not x10 -; X [113] wormhit procedure seperate (called now) -; X [114] LINK: peas sent again :P -; X [114] internal level check and sprite storage removed -; X [115] layout data stuff at bottom -; X [115] ED: init place bar fixed -; X [115] ED: keys also usable together with mouse -; X [115] ED: improved version handling -; X [115] LINK: receive message not needed anymore afaik -; X [115A] $D8 used for spacing at g/o screen. i rule B) -; X [115A] exit at g/o goes back to menu -; X [115A] more in menu lets you reselect the levelfile -; X [115A] LINK: fixed waiting mode (minor display problem) -; * word-value display storage in chartable hole?? -; 1% * misc (bugs, &&&, pollish, &&, &) -; * look at init-z in line routine again -; * rare pea|wall overwrite <- apply stopworm fix? +; 98% = CURRENT +; X [119] ED: new 53 file format with support for 128 objects instead of 32 +; X [119] LVL: episode #4: 10 hard sp levels (ordered XO-XO-XO-X) +; X [120] fixed greymask (and it now ands instead of ors) +; X [120] fixed growth set after death +; X [121] fixed linkplay (couldn't turn it on anymore..) +; X [121] LVL: Wormage + Wormage ][ (2x 10 sp levels) +; X [121] pea randomizer doesn't give x>128 +; X [121] mixed single-/multipea singleplayer levels (re)set correctly +; X [126] circles left|above 0,0 drawn correctly now! +; X [126] fixed multiple pages of levelfiles +; X [29] optimized a few more bytes (less empty bytes so prettier binary ;) +; X [225] ED: ctf/race level copy/move fix +; X [225] LVL: episode #1: 5 ctf+5 race; episode #3 removed (all in #1 now) +; X [225] add v2 id (yas2) +; X [227] redundant calls removed or moved +; X [227] fixed: ctf score increased by taking _any_ pea +; X [227] no more points in race for dieing on the second half +; X [227] no score decrease for dieing in race (no longer needed, see above) +; 99% = CURRENT ; 1% * LINK: >Somehow do a lot of testing with 2 calcs< *sigh* -; * LINK: called "Linkmatch" at g/o -; * LINK: minimize sent data (Gametype for example) -; * LVL: episode #3: at least 5 lvls for each mp mode -; * LVL: episode #4: 10 sp levels, including multipeas -; 1% * LVL: episode #5: ... -; * LVL: Wormage +; * LVL: episode #5: 10 easy sp levels (do i _have_ to?) +; * LVL: Eric's Yumworms (ep#5?) ; * LVL: Free Bird ; * LVL: Jonah? +; * scorebar last digit (at 128-3) not displayed by _vputs +; 1% * fix any bugs that come up + +;--- future features ----------------------------------------------------------- + +;just a maybe-list; NO guarantees! ; -;100% = bugs fixed + levels done -; * correct team winners -; * arrow to offscreen peas -;110% * sound -; * startpos -;120% * coop (DON'T COUNT ON IT) -; * pause in linkplay +; * correct team winners +; * level compression +; * ubersized bouncies ;) +; * arrow to offscreen peas +; * w00t AI +; * sound +; * startpos +; * pause in linkplay +; * coop (DON'T COUNT ON IT) ;_______________________________________________________________________________ ; _/_/_____ __ _ _______ _ _ ______ _______ @@ -126,11 +194,11 @@ _MOV4B = $429B ;4x ld (de),(hl) _MOV5B = $4297 ;5x ld (de),(hl) _mov9b = $4283 ;9x ld (de),(hl) _ldHLind = $4010 ;ld hl,(hl) -_swapt_ = $45F3 ;ex_ahl_bde +_swapt_ = $45F3 ;ex ahl,bde (doesn't work?) _Get_Word_ahl = $521D ;ld de,(ahl) _Set_Word_ahl = $5221 ;ld (ahl),de -_INC_PTR_AHL = $4637 ;ahl=ahl+1 -_AHL_PLUS_2_PG3 = $4C3F ;ahl=ahl+2 +_INC_PTR_AHL = $4637 ;inc ahl +_AHL_PLUS_2_PG3 = $4C3F ;add ahl,2 _SET_ABS_SRC_ADDR = $4647 ;set source for mm.ldir =ahl _LOAD_ABS_SRC_ADDR = $5209 ;ahl = mm.ldir source _SET_ABS_DEST_ADDR = $5285 ;set destination for mm.ldir = ahl @@ -145,15 +213,19 @@ _writeb_inc_ahl = $5567 ;ld (ahl++),c _jforce = $409C ;TI-OS stack restored _EXLP = $4493 ;swap (hl),(de) b times _GETB_AHL = $46C3 ;a=(ahl) \ hl=ahl +_OP1TOOP6 = $4263 - #define buffer ;use display buffer (otherwise write directly to screen) - #define readymask ;"greys" out the field before starting a level - #define coolzgfx ;nice graphics for game over screen + #define id2 ;yas2 level identifier - this'll add (65) bytes + #define buffer ;use display buffer, otherwise write directly to screen (11) + #define readymask ;"greys" out the field before starting a level (20) +;#define readytext ;-displays "prepare" before level starts (42) + #define coolzgfx ;nice graphics for game over screen (98) #define spprotect ;options not changable for singleplayer modes ;#define intlevels ;-internal levels -;#define readytext ;-displays "prepare" before level starts -;#define invincible ;-worms cannot die =) -;#define optdie ;-in race games worms dont die when they run into each other + ;-to become invincible, define the magic word :D + +levelhead = 'w' +levelhead2 = 97 ;wormy levels header = "0" ;_______________________________________________________________________________ ; _______ _______ _____ ______ _______ ______ _______ @@ -161,20 +233,20 @@ _GETB_AHL = $46C3 ;a=(ahl) \ hl=ahl ; ______| | |_____| | \_ | | |_____| |______ ;_______________________________________________________________________________ -;--- permanent --- +;--- permanent ----------------------------------------------------------------- ScrBuffer = $8420 ;-A3FF (20*FF=1FE0) worm4p = $A400 ;-A5FF (200) %101001O0 ;free = $A600 ;-A7FF (200) worm2p = $A800 ;-ABFF (400) %10101O00 SinCosTable = $AC00 ;-AD00 (4*40) -worm1 = $AD01 ;-AD1F (1F) -worm2 = $AD20 ;-AD3E (1F) -worm3 = $AD3F ;-AD5D (1F) -worm4 = $AD5E ;-AD7C (1F) -balls = $AD7D ;-AE00 (<=3x44d) -turn10 = $AE01 ;-AE01 (1) (counter) -peaspos = $AE02 ;-AF05 (4-260) (peas) +worm1 = $AD01 ;-AD1E (1E) +worm2 = $AD1F ;-AD3C (1E) +worm3 = $AD3D ;-AD5A (1E) +worm4 = $AD5B ;-AD78 (1E) +balls = $AD79 ;-AE00 (<=3x2D) (bb<=45) +turn10 = $AE01 ;-AE01 (1) (counter) +peaspos = $AE02 ;-AF05 (4-104) (peas) ;free = $AF06 ;-AFFF (F9) worm1p = $B000 ;-B7FF (800) %1011O000 worm3p = $B800 ;-BBFF (400) %10111O00 @@ -186,14 +258,13 @@ leveldata = $F080 ;-F9FF (<=97F) datalevels = $FA00 ;-FA11 (12) (>=$C000) nrlevels = $FA12 ;-FA1B (A) (<$FA70) defspr = $F078 ;-F07F (8) -defsprsz = 0 #endif ;MEM|8---9---A---B---C---D---E---F---| ;there's something wrong ; |..[------]||[]|......[-----]|[].| ;if you still understand < OUTDATED < ; | SCREEN 2* 13 PRGM 4LV | ;after looking at this -;--- temporary --- +;--- temporary ----------------------------------------------------------------- namelength = $BC00 ;(1) @menu datalink = $BC00 ;(8) @init @@ -207,6 +278,28 @@ lefttotalb = $BF91 ;(1) @game drawctfpea1 = peaspos+4 drawctfpea2 = peaspos+6 +;--- layout -------------------------------------------------------------------- + +;(wormN) offs: set: +heading = 0 ;level* +pos = 2 ;level* +pos2 = 4 ;level +grow = 6 ;level +died = 8 ;game: +score = 9 +delay = 11 +lives = 12 +head = 13 + ; Ú15B (wormNset) +tail = 15 ; |also@next level +storepos = 17 ; | +reserv = 18 ; |loop (race:lap|ctf:pea) +left = 19 ; | +right = 20 ; | +name = 21 ; |_ + +wormsize = 30 ;^mark^ + ;_______________________________________________________________________________ ; _____ ______ _____ ______ _______ _______ _______ ______ _______ ; |_____] |_____/ | | | ____ |______ | |_____| |_____/ | @@ -218,9 +311,18 @@ drawctfpea2 = peaspos+6 start: ;turn back NOW! nop ;and so it begins... jp Start +#ifndef id2 ld bc,$5242 rst 10h .dw WormIcon +#else + ld (bc),a + nop + ld d,h + rst 10h + .dw WormIcon + .dw WormData +#endif ld d,a ld c,a ld d,d @@ -234,7 +336,7 @@ start: ;turn back NOW! .db %1010010 jr nz,$+47 dec l - .db " 97% .115A",0 + .db " 99% .34",0 WormIcon: .db 8,2 .db %00000000,%00111100 @@ -245,9 +347,54 @@ WormIcon: .db %10011001,%00011001 .db %01000010,%11000001 .db %00111100,%00111110 - -levelhead = 'w' -levelhead2 = 97 ;wormy levels header = "97" +#ifdef id2 +WormData: + .db 1 + .dw wormlevel +wormlevel: + .db 4 ;priority + .db 12 ;string + .db "wor" ;description + .dw yasexec ;execution routine + .dw yascomment-yasdetect + .dw yasdetect-$-1 ;detection routine + .dw yasicon-yascomment + .dw yascomment-$-1 ;comment routine + .dw yasdataend-yasicon + .dw yasicon-$-1 ;icon routine +yasexec: + rst 10h + ex de,hl + ld a,b + cal skiptitle ;title (plus size+header <- all non-0) +; cal skiptitle ;description + jp leveldataAHL-3 +yasdetect: + cal _AHL_PLUS_2_PG3 ;skip past length bytes + cal _Get_Word_ahl + ld hl,levelhead+(levelhead2*256) + call _cphlde + ret z + scf + ret +yascomment: + inc hl + inc hl ;skip header + ret +yasicon: + ld hl,$F400+levelicon-yasicon + ld bc,6+(256*1) + or a + ret +levelicon: + .db %00011100 ;..XXX... ...XXX.. + .db %00011110 ;.X...X.. ...XXXX. + .db %00000011 ;.X..X... ......XX + .db %10000001 ;X..X..XX X......X + .db %01011011 ;X..X..XX .X.XX.XX + .db %01101110 ;X...XXX. .XX.XXX. +yasdataend: +#endif int_handler: ex af,af' @@ -259,32 +406,12 @@ int_handler: jp $0039 int_end: +;--- search levels ------------------------------------------------------------- + Start: - ld (SpSave),sp cal _runindicoff cal _flushallmenus - im 1 - ld a,$D4 - ld h,a - ld l,0 ;ld hl,$D400 - ld d,a - ld e,1 ;ld de,$D401 - ld b,e - ld c,l ;ld bc,$0100 - dec a ;ld a,$D3 - ld (hl),a - ldir - ld hl,int_handler - ld d,a - ld e,a ;ld de,$D3D3 - ld bc,int_end-int_handler - ldir - inc a ;ld a,$D4 - ld i,a - im 2 ;...it *does* work ;) - -restart: cal _RAM_PAGE_7 ld hl,$BFFF ;VAT start ld ix,templevels @@ -300,11 +427,8 @@ searchloop: jr z,stringfound searchnext: pop hl - dec hl ;5x - dec hl - dec hl - dec hl - dec hl + ld de,-5 + add hl,de ld b,(hl) ;name size inc b skipname: @@ -327,15 +451,12 @@ stringfound: cp e jr nz,_searchnext ;not worm ld a,levelhead2 - cp d + cp d ;=0 jr nz,_searchnext - inc ix ;save level's ahl - ld a,h - ld (ix),a - inc ix - ld a,l - ld (ix),a - inc ix + ld (ix+1),h ;save level's ahl + ld (ix+2),l + ld de,3 ;&&&d=0 + add ix,de _searchnext: cal _RAM_PAGE_7 jr searchnext @@ -389,16 +510,21 @@ levelselectmenu: ;load next page cal menuinvloop ld hl,$FC00+$380 ;(*,56) cal hr - ld hl,$0601 ;x=1 + ld hl,$0C01 ;x=1 ld (_penCol),hl dispnextlevel: ld de,3 - add ix,de + add ix,de ;goto next ld a,(ix) - ld b,a + ld h,(ix+1) + ld l,(ix+2) + cal _load_ram_ahl ;hl=ahl + cal _vputs + ld hl,availevels + inc (hl) + ld a,(ix+3) ;next inc a ;cp 255 jr z,__levselect -displevel: ld hl,_penCol ld (hl),$01 ;x=1 inc hl @@ -407,13 +533,6 @@ displevel: ld (hl),a ;y+6 cp 49 ;bottom of screen jr nc,_levselect - ld hl,availevels - inc (hl) - ld a,b ;(ix+0) - ld h,(ix+1) - ld l,(ix+2) ;ahl=(ix) - cal _load_ram_ahl ;hl=ahl - cal _vputs jr dispnextlevel loadlevel1: @@ -483,7 +602,7 @@ levdescclearloop: cp d ;de>$FFFF (offscreen) jr nz,levdescclearloop cal _vputs - jr levselectmenu+1 + jr levselectmenuloop+1 __levselect: #ifdef intlevels ld ix,templevels-6 ;reset 2 1st page @@ -493,7 +612,7 @@ __levselect: _levselect: ld b,-2 ;level selected jr levselect -levselectmenu: +levselectmenuloop: psh hl psh bc cal ubergetkey @@ -510,7 +629,7 @@ levselectmenu: sub K_EXIT-K_RIGHT jp z,ExitNoStats inc a ;cp K_SECOND - jr nz,levselectmenu + jr nz,levselectmenuloop ; jr z,loadlevel loadlevel: @@ -520,7 +639,7 @@ loadlevel: jr z,levelloaded #endif cal skiptitle ;skip description - +leveldataAHL: cal _Get_Word_ahl ld (leveldataSize),de @@ -552,6 +671,36 @@ leveldataSize =$-2 levelloaded: cal _RAM_PAGE_1 +;_______________________________________________________________________________ +; _______ _____ ______ _______ _____ __ _ _____ _______ +; | | | | | |_____/ |______ | | \ | | | +; | | | |_____| | \_ |______ _____ __|__ | \_| __|__ | +;_______________________________________________________________________________ + +; cal _runindicoff ;this is after level selection (run from yas1 or restart) +; cal _flushallmenus ;so this stuff should already be done earlier or by yas + ld (SpSave),sp + + im 1 + ld a,$D4 + ld h,a + ld l,0 ;ld hl,$D400 + ld d,a + ld e,1 ;ld de,$D401 + ld b,e + ld c,l ;ld bc,$0100 + dec a ;ld a,$D3 + ld (hl),a + ldir + ld hl,int_handler + ld d,a + ld e,a ;ld de,$D3D3 + ld bc,int_end-int_handler + ldir + inc a ;ld a,$D4 + ld i,a + im 2 ;...it *does* work ;) + res 2,(iy+13) ;appAutoScroll ld a,r ld (Seed),a @@ -564,13 +713,7 @@ setdeflevels: add hl,de ;next dnz setdeflevels -;_______________________________________________________________________________ -; _______ _____ ______ _______ _____ __ _ _____ _______ -; | | | | | |_____/ |______ | | \ | | | -; | | | |_____| | \_ |______ _____ __|__ | \_| __|__ | -;_______________________________________________________________________________ - -;--- trig tables --- +;--- trig tables --------------------------------------------------------------- ld hl,trigtable ;I believe this ld de,SinCosTable ;is one of the few @@ -601,14 +744,25 @@ NegativeSineWave: ; | | | | | __|__ | \_| _____ | | | |______ | \_| |_____| ;_______________________________________________________________________________ -;---draw menu--- +;--- draw menu ----------------------------------------------------------------- DisplayMenu: cal linkok cal _clrWindow ld de,$FC40 ;(0,4) ld hl,wtPicture - ld bc,16*16 + ld a,3 +optimize__w00t: ;may look like crap, but actually saves 3 bytes! + ldi + ld bc,6 + ex de,hl + add hl,bc + ex de,hl ;add de,6 + ld c,16-7 ;=bc + ldir + dec a + jr nz,optimize__w00t + ld c,13*16 ;=bc ldir ld hl,$FC00+$010 ;(*,01) cal hr @@ -617,7 +771,7 @@ DisplayMenu: ld hl,$FC00+$3E0 ;(*,62) cal hr dispmainmenu: - ld a,(Gametype) + ld a,(gametype) dec a ;will be inced @changegame cal changedgame ld hl,changegame ;dispmenusets ;mainMenu @@ -633,14 +787,11 @@ dispmenucommon: ld de,$FD80 ;begin pos xor a clroldmenuloop: + ld c,4 ld (de),a inc de - ld (de),a - inc de - ld (de),a - inc de - ld (de),a - inc de + dec c + jr nz,clroldmenuloop+2 dnz clroldmenuloop ld b,(ix) @@ -664,7 +815,7 @@ hrloop: dnz hrloop ret -;--- options menu --- +;--- options menu -------------------------------------------------------------- dispoptionmenu: ld hl,txtoMenu @@ -674,9 +825,9 @@ dispoptionmenu: dispomenusets: #ifdef spprotect - ld a,(gameCar) + ld a,(gamecar) and _datasingl - jp nz,LetsGetThisPartyOn + jp nz,LetsGetThisPartyOn ;SP -> start game #endif cal clrold @@ -735,7 +886,7 @@ dispturndone: cal cshowA ;limit pop af ;a==0? jr z,optionMenu ;do not display 0 behind 'None' - ld a,c ;(gameCar) + ld a,c ;(gamecar) rla ;and _dataPmult jr nz,optionMenu ;in multifood limit == #peas ld a,'0' @@ -887,7 +1038,7 @@ bchangegrowth: jr z,__optionMenu ;<-1 jr changedgrowth -;--- main menu --- +;--- main menu ----------------------------------------------------------------- mainMenu: cal menupos @@ -918,7 +1069,7 @@ notselect cp K_EXIT jp z,ExitNoStats cp K_MORE - jp z,restart + jp z,Start psh af cal menupos cal loadgamecar @@ -981,7 +1132,7 @@ bchangenrworms: jr _mainMenu change4spOnly: - ld a,(Gametype) + ld a,(gametype) cp 3 ret nc pop hl ;cal @@ -991,7 +1142,7 @@ changelink: bchangelink: cal change4spOnly dec hl ;inced earlier - dec hl ;gameCar + dec hl ;gamecar ld a,1 ;change LS-bit (=link) xor (hl) ;0=1; 1=0 ld (hl),a @@ -999,7 +1150,7 @@ _dispmenusets: jr dispmenusets ;mainMenu changegame: - ld a,(Gametype) + ld a,(gametype) inc a cal changedgame jr z,changegame @@ -1011,13 +1162,13 @@ changedgame: jr nc,changedgameok xor a ;9 -> 0 changedgameok: - ld (Gametype),a + ld (gametype),a cal getnrlevels xor a cp (hl) ret bchangegame: - ld a,(Gametype) + ld a,(gametype) dec a cal changedgame jr z,bchangegame @@ -1043,7 +1194,7 @@ bchangelevel: jr _mainMenu getnrlevels: ;for current gametype at hl - ld hl,Gametype + ld hl,gametype ld d,0 ld e,(hl) ld hl,nrlevels @@ -1073,23 +1224,14 @@ changekeys: cal getcustomkey ;right ; jr dispmenusets -;--- display current settings --- +;--- display current settings -------------------------------------------------- dispmenusets: - cal clrold ld de,$183E ld (_penCol),de - ld d,0 - ld a,(Gametype) - ld e,a - ld hl,posGame - add hl,de ;hl=posGame+(Gametype) - ld a,(hl) ;str.offset - ld e,a ;^d=0^ - ld hl,txtGame - add hl,de ;txtGameX - ld (CURtxtGame),hl ;save for g/o - cal _vputs ;Singleplayer + cal clrold + cal loadtxtgame + cal _vputs ;Singleplayer or smtn ld hl,$2A3E ;worms ld (_penCol),hl @@ -1109,7 +1251,7 @@ dispmenusets: ld hl,$243E ld (_penCol),hl - rr c ;(gameCar) + rr c ;(gamecar) ld hl,txtNo jr nc,displink ld hl,txtYes @@ -1122,7 +1264,7 @@ displink: psh bc ld d,0 cal hlatlevel - ld a,(Gametype) + ld a,(gametype) or a ;gamesingle jr nz,displvlname ld a,(Level) @@ -1151,7 +1293,7 @@ curworm =$-1 cal _vputs jp mainMenu -;--- handle menukeys --- +;--- handle menukeys ----------------------------------------------------------- menucall: psh bc @@ -1212,21 +1354,20 @@ menunewok: ld b,a jr menupos -;--- change name --- -; of worm#(curworm) +;--- change name --------------------------------------------------------------- getwormname: ;of (curworm) ld a,(curworm) - add a,a ;2x ld e,a + add a,a ;2x add a,a ;4x add a,a ;8x add a,a ;16x - add a,e ;18x + sub e ;15x ld e,a ld d,0 ;de=a - ld ix,worm1name-18 + ld ix,worm1name-15 add ix,de ret @@ -1250,9 +1391,8 @@ enternameloop: ld (_penCol),hl pop hl psh hl - ld (ix),0 + ld (ix),a ;clroldcustom -> a=0 cal __vputs - ld (ix),' ' ld a,'_' cal __vputmap nokeypressed: @@ -1271,6 +1411,7 @@ backspace: dec ix jr enternameloop continue: + ld d,0 cp K_ENTER jr z,nameentered cp K_EXIT @@ -1278,9 +1419,8 @@ continue: dec (hl) ;(namelength) jr z,nameentered - ld hl,chartable - ld e,a - ld d,0 + ld hl,chartable-1 + ld e,a ;d=0 add hl,de ld a,(hl) or a @@ -1290,20 +1430,19 @@ continue: cal releasekeys jr enternameloop -savestr: - .db "00000" ;,0 ;&&&somehow put in chartable's 5-byte hole -chartable: - .db 0,".<>!",0,0,0,0 ;down|L|R|up|-|-|-|- - .db -1,"XTOJE0",0 ;enter|+|-|*|/|^|clear|- - .db " WSNID9",0 ;(-)|3|6|9|)|tan|custom|- - .db "ZVRMHC8",-1 ;.|2|5|8|(|cos|prgm|del +chartable: ;("!@#$%,0" also used in _D_HL_DECI) + .db ".<>!" ;down|L|R|up|-|-|-|- + .db "w00t!" ;(makes code look way better) + .db "XTOJE0",-2 ;enter|+|-|*|/|^|clear|- + .db " WSNID9",-3 ;(-)|3|6|9|)|tan|custom|- + .db "ZVRMHC8",-4 ;.|2|5|8|(|cos|prgm|del .db "YUQLGB7#" ;0|1|4|7|ee|sin|table|xvar .db $D9,"-PKFA6'" ;on|sto|,|x2|ln|log|graph|alpha - .db "54321*",-1,$D0 ;F5|F4|F3|F2|F1|2nd|exit|more + .db "54321*",-5,$D0 ;F5|F4|F3|F2|F1|2nd|exit|more -nameentered: +nameentered: ;d=0 pop ix ;stringbegin - ld (ix+8),0 ;end mark + ld (ix+8),d ;end mark jp DisplayMenu ;_______________________________________________________________________________ @@ -1317,7 +1456,7 @@ ubergetkey: halt ;save them batteries! yeah! jp GET_KEY -clrold: +clrold: ;destr:acdehl (acd=0) ld hl,$FD97 ;begin pos ld a,35 ;nr of lines clroldcustom: @@ -1336,19 +1475,21 @@ clroldsetsloop: hlatlevel: ;d must be 0 psh hl ;loadgamecar - ld a,(Gametype) ;8bytes -> 7bytes + ld a,(gametype) add a,a ld e,a ;=de ld hl,datalevels - add hl,de + add hl,de ;+2*mode cal _ldHLind ;ld hl,(hl) - pop de ;de=loadgamecar - inc de \ inc de - ld a,(de) ;(curlevel) + ex (sp),hl ;hl=loadgamecar + ld e,2 ;=de + add hl,de + ld a,(hl) ;(curlevel) ld (Level),a - ld d,a ;begin level + ld c,a ;begin level + pop hl ;@level1 skiplevelloop: - dec d ;levels to skip + dec c ;levels to skip ret z cal skiplevel jr skiplevelloop @@ -1361,15 +1502,13 @@ skiplvltitle: ;zf=singleplayer jr nz,skiplvltitle ret -skiplevel: ;@hl - destr:ab - alter:hl - ld a,(Gametype) +skiplevel: ;@hl; de=2 - destr:ab - alter:hl + ld a,(gametype) or a ;gamesingle psh af cal nz,skiplvltitle - inc hl - inc hl - inc hl - inc hl ;skip 4 + add hl,de + add hl,de ;skip 4 ld b,(hl) ;spritesize inc b skipsprite: @@ -1378,52 +1517,39 @@ skipsprite: ld b,(hl) ;balls inc b inc b ;skip 6 - pop af ;cp (Gametype),0 - jr z,skipworms + pop af ;cp (gametype),0 + jr z,skipstuff inc b ;multiplayer lvl inc b inc b ;skip other 3 worms (9 bytes) -skipworms: - ld a,b - add a,a - add a,b - ld b,a ;3x(balls+2) -skipballs: - inc hl - dnz skipballs - -skipflags: - ld a,(Gametype) - cp gamerace +skipstuff: + add hl,de + inc hl ;3x(balls+2) + dnz skipstuff + sub gamerace ;a=(gametype) jr z,skiplaps - cp gamectf - jr nz,noflagstoskip - inc hl - inc hl + dec a ;gamectf + jr nz,skipobjects + add hl,de skiplaps: - inc hl - inc hl -noflagstoskip: - + add hl,de skipobjects: xor a or (hl) inc hl ;nf ret z ;0=end - inc hl - inc hl - inc hl - inc hl + add hl,de + add hl,de jr skipobjects loadgamecar: -;in: (Gametype) +;in: (gametype) ;out: hl=dataTYPE -;build: c=(gameCar)=(hl-1) +;build: c=(gamecar)=(hl-1) ; a=(wormbeglives)=(hl) ;destr: acdehl ld hl,datasingle - ld a,(Gametype) + ld a,(gametype) add a,a add a,a add a,a ;8 bytes per mode @@ -1431,7 +1557,7 @@ loadgamecar: ld d,0 add hl,de ld a,(hl) - ld (gameCar),a + ld (gamecar),a ld c,a inc hl ld a,(hl) @@ -1457,35 +1583,38 @@ createwormsloop: ld bc,died ;0008 add hl,bc ; ld b,0 - ld (hl),b ;died=0 + ld (hl),b ;+died=0 inc hl - ld (hl),b ;score=0 + ld (hl),b ;+score=0 inc hl - ld (hl),b ;score+1=0 + ld (hl),b ;+score+1=0 inc hl - ld (hl),2 ;delay=2 + ld c,2 + ld (hl),c ;+delay=2 inc hl - ld (hl),3 ;lives=x + ld (hl),3 ;+lives=x wormbeglives =$-1 inc hl ex de,hl ;de=wormX+head - ld bc,18 - ldir ;copy 18 bytes + ldir ;+head=+tail (2) + dec hl + dec hl + ld c,wormsize-tail ;=bc + ldir ;copy 15 bytes dec a ;loop jr nz,createwormsloop -OhMyGodItsALabel: ;pj34r my coding skillz +OhMyGodItsALabel: ;pj34r my coding skillz cal loadgamecar psh hl ;datatype cal hlatlevel ex (sp),hl ;pop \ psh leveldata psh hl ;psh loadgamecar - ld a,0 -gameCar =$-1 + ld a,(gamecar) rra ;and _datalink jr nc,_StartLevel -;--- link --- +;--- link ---------------------------------------------------------------------- wormVhost = 095 wormVclient = 195 @@ -1501,7 +1630,7 @@ linkmatch: cp wormVclient jr nz,host -;--- client --- +;--- client -------------------------------------------------------------------- client: ; ld hl,txtReceiv @@ -1523,17 +1652,16 @@ client: ld hl,datalink psh de psh hl ;loadgamecar - ld b,8 ;&&&&&&& - cal recvstuff - ld hl,gameCar - ld b,1 - cal recvstuff - ld hl,Gametype - ld b,1 - cal recvstuff + ld b,8 + cal recvstuff ;game setup + ld hl,gametype ;+gamecar + ld b,2 + cal recvstuff ;transmit game ex de,hl ld b,168 - cal recvstuff + cal recvstuff ;level + ld d,b + cal loadtxtgame ;set CURtxtGame _StartLevel: jr StartLevel @@ -1542,7 +1670,7 @@ linkerror: pop hl ;error jp DisplayMenu ;return to menu -;--- set/send worms --- +;--- set/send worms ------------------------------------------------------------ moveworm2: ld hl,worm2+left @@ -1572,7 +1700,7 @@ sendworm: ;hl=wormN+name ld b,9 jp sendstuff -;--- host --- +;--- host ---------------------------------------------------------------------- host: cp wormVhost @@ -1598,18 +1726,15 @@ host: psh de psh hl ;loadgamecar ld b,8 - cal sendstuff - ld hl,gameCar - ld b,1 - cal sendstuff - ld hl,Gametype - ld b,1 - cal sendstuff + cal sendstuff ;setup + ld hl,gametype ;+gamecar + ld b,2 + cal sendstuff ;game ex de,hl ld b,168 - cal sendstuff + cal sendstuff ;level -;--- load level --- +;--- load level ---------------------------------------------------------------- StartLevel: pop hl ;loadgamecar @@ -1641,8 +1766,8 @@ teamset: inc hl ld l,(hl) ld h,0 - ld a,(gameCar) - rla + ld a,(gamecar) + rla ;and _dataPmult ld a,h ;(Left)=256 jr nc,setscorelimit ld a,l @@ -1670,28 +1795,32 @@ Nextlevel: inc hl ;location of ending-code jp (hl) ;go there ("call") donextlevel: - ld a,(Gametype) + ld de,gametype + ld a,(de) or a ;gamesingle psh af - cal nz,skiplvltitle + jr nz,customnrpeas +;--sp-- + inc de + ld a,(de) ;gamecar + rla ;prepare a + rlc (hl) ;bit 7 of (hl)... + rra ;...to bit 7 of (gamecar) + rrc (hl) ;restore (hl) + ld (de),a ld a,(hl) - and 127 - jr nz,setleft -customleft =$+1 + and 127 ;actual #peas + jr setnrpeas +;--!sp-- +customnrpeas: + cal skiplvltitle ld a,0 -setleft: +customleft =$-1 + +setnrpeas: ld (Left),a inc a ld (lefttotal),a - dec a - xor (hl) ;bit (hl),7 - ld bc,gameCar - ld a,(bc) - jr z,leftloaded - or 128+32 -leftloaded: - ld (bc),a - inc de inc hl ld de,Speed ld a,0 @@ -1706,13 +1835,8 @@ setspeed: inc hl ld de,peagrowth ldi - ld a,(hl) - ld (worm1+grow),a ;&&sh - ld (worm2+grow),a - ld (worm3+grow),a - ld (worm4+grow),a - ld (beginsize),a - inc hl + ld de,growsize + ldi ld a,(hl) inc hl @@ -1725,7 +1849,11 @@ setspeed: add hl,bc ;hl=behind sprite jr setsprite defaultsprite: +#ifndef intlevels + ld a,42 ;always overwritten +#else ld a,defsprsz +#endif defsprsize =$-1 defsprite =$+1 ld de,defspr @@ -1753,27 +1881,30 @@ toobad_noballs: #endif ld hl,worm1 - pop af ;cp (Gametype),0 + pop af ;cp (gametype),0 ld b,1 jr z,worminit ld b,4 worminit: 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 inc hl + ld a,(growsize) + ld (hl),a ;+growL inc hl - ld (hl),a ;growH=0 + xor a + ld (hl),a ;+growH=0 ld bc,(worm2-worm1)-7 add hl,bc @@ -1782,10 +1913,9 @@ worminit: inc a ;ld a,1 ld (turn10),a - inc a ;ld a,2 ld (flashtime),a -;--- draw level --- +;--- draw level ---------------------------------------------------------------- initlevel: ld a,(de) @@ -1806,13 +1936,7 @@ setfieldy: psh de ; >> levelp ld a,l ;pop sub 5 - ld l,a - ld h,0 - add hl,hl - add hl,hl - add hl,hl - add hl,hl - add hl,hl ;32=scr.width + cal ldhl32a ex de,hl ld hl,ScrBuffer @@ -1867,7 +1991,7 @@ NoVertShift: pop hl ; << levelp - ld a,(Gametype) + ld a,(gametype) cp gamerace ;or gamectf jr c,levelhasbeensetup ld de,peaspos @@ -1883,28 +2007,36 @@ levelhasbeensetup: cal drawstuff -;--- prepare --- +;--- prepare ------------------------------------------------------------------- leveldone: psh hl ; >> levelp new cal forceshowstats + ld a,(gamecar) + rla ;and _dataPmult + cal c,multnewpea ;a=0 + rla ;and _datafood + cal nc,NewPea +nofood: + ld bc,(worm1+pos) + cal DisplayField + #ifdef readymask ld hl,$FC70 - ld d,%10101010 - ld c,56 + ld de,57*256+%10101010 maskloop: - ld a,d - xor %11111111 - ld d,a + ld a,e + cpl + ld e,a ld b,$10 maskline: ld a,(hl) - or d + and e ld (hl),a inc hl dnz maskline - dec c + dec d jr nz,maskloop #endif #ifdef readytext @@ -1921,15 +2053,6 @@ maskline: res 3,(iy+5) #endif - ld a,(gameCar) - rla ;bit __bitPmult,a - cal c,multnewpea ;a=0 - rla ;bit __bitfood,a - cal nc,NewPea -nofood: - ld bc,(worm1+pos) - cal DisplayField - ld b,startdelay ReadyDelay: halt @@ -1990,7 +2113,7 @@ growspeed =$+1 ld (hl),$FF ;reset nextturnok: - ld a,(gameCar) + ld a,(gamecar) and _datatime jr z,nodispupdate ld hl,turn10 @@ -2000,7 +2123,7 @@ nextturnok: cal forceshowstats ;update score nodispupdate: - ld a,(Gametype) + ld a,(gametype) cp gamectf jr nz,noctfpeas2draw ld de,drawctfpea1 @@ -2047,9 +2170,9 @@ CheckExit: rla ;=$17 (c=EXIT-key) ;or$A7 (c=0) jp c,GameLoop - jp Exit ;jr? + jr Exit -;--- pause menu --- +;--- pause menu ---------------------------------------------------------------- disppausemenu: ld hl,txtpMenu @@ -2187,7 +2310,7 @@ CURtxtGame =$-2 ld de,$0004 ld (_curRow),de -;--- who won? --- +;--- who won? ------------------------------------------------------------------ findwinner: ld hl,(worm1+score) @@ -2227,7 +2350,7 @@ nonewdmwinner: dnz finddmwinner ld (dmwinner),a -;--- display worms --- +;--- display worms ------------------------------------------------------------- ;x123456789012345678901 ;>>>>>> GAME OVER <<<<< @@ -2271,7 +2394,7 @@ NoLinkIndic: pop hl psh hl - ld a,(Gametype) + ld a,(gametype) cp gamedeathm jr nz,nodmwinner ;deathmatch? ld a,0 ;winner's deaths @@ -2303,7 +2426,8 @@ notwinner: pop bc dnz displayWormStats - ld a,(Gametype) + ld de,gametype + ld a,(de) or a ;singleplayer (0) only jr nz,hilevelcheckdone checkhilevel: @@ -2320,38 +2444,38 @@ hilvlposhl =$-2 ;save external cal _writeb_inc_ahl ;ld (ahl),c hilevelcheckdone: - ld a,(gameCar) + inc de + ld a,(de) ;gamecar and _datasingl jr z,hiscorecheckdone ;no SP checkhiscore: - cal loadhiscoreposinahl + cal loadhiscoreposinahl ;cf=0 (and) cal _SET_ABS_SRC_ADDR ;from ahl (lvlfile) +;-wild insertation- xor a - ld hl,highsave + ;Be Root to fix a Unix problem + ld hl,savestr + ;ReBoot to fix a Windows problem cal _SET_ABS_DEST_ADDR ;to local - ld hl,5 ;5 bytes - cal _MM_LDIR_SET_SIZE ;get old score+name - cal _RAM_PAGE_1 - - ld de,(highsave) ;de=prev. hiscore + ;W00t W00t to fix an assembly problem + cal mmldir5 ;get old score+name + ld de,(savestr) ;de=prev. hiscore ld hl,(worm1+score) ;hl=worm1's score cal _cphlde ;sub hl,de jr c,NotNewHigh ;newOld - ld (highsave),hl ;store new hiscore - ld de,highsave+2 ;to +newhigh: ;New>Old + ld (savestr),hl ;store new hiscore + ld de,savestr+2 ;to ld hl,worm1+name ;from ld bc,3 ;3 chars ldir ;store new hiname - cal loadhiscoreposinahl + cal loadhiscoreposinahl ;cf=0 (jr c) cal _SET_ABS_DEST_ADDR ;to ahl xor a - ld hl,highsave + ld hl,savestr cal _SET_ABS_SRC_ADDR ;from local - ld hl,5 - cal _MM_LDIR_SET_SIZE ;save new - cal _RAM_PAGE_1 + cal mmldir5 ;save new score+name ld hl,_curRow dec (hl) cal iswinner @@ -2363,9 +2487,11 @@ NotNewHigh: cal _vputs ld hl,$0C07 ld (_curRow),hl - ld hl,highsave+2 + ld hl,savestr+2 cal _puts - ld hl,(highsave) + ld hl,_curCol + inc (hl) + ld hl,(savestr) cal _D_HL_DECI cal _puts ;showHL hiscorecheckdone: @@ -2384,8 +2510,8 @@ waitkeyloop: ret loadhiscoreposinahl: - ld hl,0 ;for peaworm and singleplayer - ld a,(Gametype) + sbc hl,hl ;cf=0 + ld a,(gametype) or a ;Singleplayer? jr z,hi__ dec a ;peaworm? @@ -2407,8 +2533,8 @@ hiscrposhl =$-2 hiscrposa =$+1 adc a,0 ;ahl=saveloc ret -highsave: - .db 0,0,"SHI ",0 +savestr: ;hiscore (00AAA) _D_HL_DECI (00000) + .db $BB,"w00t",0 iswinner: ld a,10 @@ -2416,7 +2542,7 @@ iswinner: ld a,'*' jp _putc ;..then put * -;--- quit --- +;--- quit ---------------------------------------------------------------------- ExitNoStats: cal linkok @@ -2452,39 +2578,31 @@ respawncheck: jr nz,unnamedlabel cal saverespawncounter removeworm: - ld h,(ix+tail+1) ;& + ld h,(ix+tail+1) ld l,(ix+tail) ld d,(ix+head+1) ld e,(ix+head) jr DoesWormTailEqualsWormHead ;chk4 size=0 removewormloop: - ld c,(hl) - inc hl - ld b,(hl) - inc hl - cal resbit - psh hl - cal res4pixels - pop hl + cal removetailbit inc (ix+grow) jr nz,DoesWormTailEqualsWormHead inc (ix+grow+1) ;+256 DoesWormTailEqualsWormHead: cal _cphlde - jr nz,removewormloop + jr nz,removewormloop ;head=tail/size=0 - ld a,(gameCar) + ld a,(gamecar) and _datasingl - jr nz,safewormsizedone + jr nz,savetailpos + ld (ix+grow+1),a ;=0 ld a,0 -beginsize =$-1 +growsize =$-1 ld (ix+grow),a - ld (ix+grow+1),0 ;high -safewormsizedone: - ;de=ix+head - ld (ix+tail+1),d - ld (ix+tail),e ;head=tail/size=0 +savetailpos: + ld (ix+tail+1),h + ld (ix+tail),l ret unnamedlabel: @@ -2548,7 +2666,7 @@ inputcall: or a jr z,inlink ;input by link cal inkeys ;input by keys - ld a,(gameCar) + ld a,(gamecar) rra ;and _datalink ret nc ;no link ld c,l ;send our keys @@ -2583,7 +2701,7 @@ turn =$-1 inc (ix+grow) nogrow: - ld a,(gameCar) + ld a,(gamecar) and _datatime jr z,notimescore ld e,1 @@ -2601,23 +2719,9 @@ donediddelydone: ld e,(ix+pos2) ld d,(ix+pos2+1) -#ifdef optdie - psh hl - ld hl,previouspos - ld (hl),c - inc hl - ld (hl),b - inc hl - inc hl - ld (hl),e - inc hl - ld (hl),d - pop hl -#endif - -;--- move worm --- +;--- move worm ----------------------------------------------------------------- -Wormmove: +wormmove: psh bc ;pos ld a,(hl) add a,a @@ -2644,37 +2748,35 @@ notnegY: jr nc,notmoveY inc c notmoveY: ;bc=newpos - ld (ix+pos),c - ld (ix+pos+1),b ld (ix+pos2),e ld (ix+pos2+1),d ;-check- pop hl ;pos (old) ld a,h - sub b - and 1 + sub b ;Xold-Xnew + and 1 ;abs ld h,a ld a,l sub c - and 1 - add a,h - ld d,4 + and 1 ;|Yold-Ynew| + add a,h ;pixels moved |Dx|+|Dy| + ld d,4 ;same pos = 4of4 bytes drawn jr z,GotFour - xor 3 - ld d,a + xor 3 ;1 pixel = 2of4 blank; 2 pixels = 3of4 blank + ld d,a ;#pixels that should be drawn GotFour: - cal chk4pixels - rl d - cal c,hitworm + cal chk4pixels ;d-=pixels at b,c + rl d ;<0 meaning there were >d pixels + cal c,hitworm ;so that wasn't us -;--- draw worm --- +;--- draw worm ----------------------------------------------------------------- -Drawworm: - ld c,(ix+pos) - ld b,(ix+pos+1) +drawworm: + ld (ix+pos),c + ld (ix+pos+1),b - ld a,(Gametype) + ld a,(gametype) cp gamerace cal z,checkhitlapline @@ -2690,7 +2792,10 @@ Drawworm: inc hl ld (hl),b inc hl - cal resbit + ;(resbit) + ld a,h + and (ix+storepos) + ld h,a ld (ix+head),l ld (ix+head+1),h @@ -2707,20 +2812,26 @@ Drawworm: removetail: ld l,(ix+tail) ld h,(ix+tail+1) + cal removetailbit + cal savetailpos ;ld (ix+tail),hl ld c,(hl) inc hl ld b,(hl) - inc hl - cal resbit - ld (ix+tail),l - ld (ix+tail+1),h - psh hl - cal res4pixels - pop hl + jr set4pixels ;redraw new last bit + +removetailbit: ld c,(hl) inc hl ld b,(hl) - jr set4pixels + inc hl + ;(resbit) + ld a,h + and (ix+storepos) + ld h,a + psh hl + cal res4pixels ;rm last bit + pop hl + ret res4pixels: cal ResPixel @@ -2839,31 +2950,108 @@ checkballhit: ; |__|__| |_____| | \_ | | | | _____ | | __|__ | ;_______________________________________________________________________________ +;--- multifood ----------------------------------------------------------------- + +chkmultpeas: + ld de,peaspos-1 + ld hl,lefttotalb +lefttotal =$+1 + ld (hl),0 +chkmultpealoop: + ex de,hl + inc hl + ld e,(hl) + inc hl + ld d,(hl) + ex de,hl + psh de + cal chkpeahit + pop de + jr c,pickmultpea + ld hl,lefttotalb + dec (hl) + jr nz,chkmultpealoop + jr _wormdead +pickmultpea: + ld a,247 + ld (de),a + dec de + ld (de),a + jp pickedpea + +;--- ctf ----------------------------------------------------------------------- + +chkctfpeas: ;ctf + ld hl,(peaspos) ;1st pea + ld a,(ix+reserv) + ld e,a ;push a + and %01 ;ourpea (0|1) + jr z,sel_otherpea + ld hl,(peaspos+2) ;2nd pea +sel_otherpea: + cal chkpeahit + jr c,hitflag +;no peas hit: + ld a,e ;peek a (that's x86asm for pop\push ;) + bit 1,a ;%1O = carrying flag? + jr z,_wormdead ;if not just die + and %1 ;which flag? + ld hl,drawctfpea1 ;restore #1 + jr nz,nottheotherflag + inc hl ;ld hl,drawctfpea2 + inc hl ;restore #2 +nottheotherflag: + ld (hl),3 ;draw delay 3 turns +_wormdead: + jp wormdead + +hitflag: ;correct pea hit + ld a,e ;pop a + xor %11 ;invert flag taken + ownflag + ld (ix+reserv),a + and %10 ;just returned? + psh bc ;safe position + psh af ;safe z-flag + cal DrawPea ;remove + pop af + pop bc + ret nz ;flag taken: continue game ;drawworm + ld e,20 ;flag captured+returned + psh bc + cal IncScore + pop bc + ld a,3 ;draw delay + ld (drawctfpea1),a ;redraw.. + ld (drawctfpea2),a ;..both flags + ret ;drawworm + +;--- main ---------------------------------------------------------------------- + hitworm: - ld a,(gameCar) -#ifdef optdie -; if race - originally - ld h,a - cal checkhitotherworm - ld a,h -#endif + ld a,(gamecar) bit __bitPctf,a jr nz,chkctfpeas rla ;and _dataPmult - jp c,chkmultpeas + jr c,chkmultpeas rla ;and _datafood - jp c,wormdead ;no food + jr c,_wormdead ;no food + +;--- foodmatch|SP -------------------------------------------------------------- ld hl,0 PeaY =$-2 PeaX =$-1 cal chkpeahit jp nc,wormdead -pickpea: - cal DrawPea ;remove pea + +;--- take pea ------------------------------------------------------------------ + + psh hl cal NewPea -pickpea_: - ld a,(ix+grow) + pop hl +pickedpea: + cal DrawPea ;remove pea + ld a,(ix+grow) ;grow add a,15 peagrowth =$-1 ld (ix+grow),a @@ -2871,13 +3059,15 @@ peagrowth =$-1 inc (ix+grow+1) wormset2grow: ld hl,Left - dec (hl) ;dec left before display + dec (hl) ;dec left _before_ display psh af ld e,10 cal IncScore pop af - jp nz,Drawworm ;continue - ld a,(Gametype) + ld c,(ix+pos) ;same position + ld b,(ix+pos+1) ;we'll just leave pos2 - doubt anybody will care|notice.. + ret nz ;(Left)>0 ;drawworm + ld a,(gametype) or a jp nz,Exit ;stack restored @@ -2892,9 +3082,9 @@ wormset2grow: ex de,hl cal _IncScore ;score+(40*level) cal removeworm - pop hl ;<<$some call - pop hl ;<promise me you'll never let go... + halt ;-------------------->i won't let go.... ld a,%10000000 ;all key-masks out (1),a - in a,(1) + in a,(1) ;--------------->i'll never let go..... inc a ;cp %11111111 (no keys pressed) jr nz,releasekeys ;keep waitin cal GET_KEY ;clear buffer - ret - -resbit: - ld a,h - and (ix+storepos) - ld h,a - ret + ret ;--------------------->*die* (we are VICTORIOUS! muha) randompos: ld b,a @@ -3068,20 +3155,37 @@ Random: ;(2..b+2) Seed =$+1 add a,0 ld (Seed),a - and %01111110 cp b jr nc,Random add a,2 ret +ldhl32a: + ld l,a + ld h,0 ;=hl + add hl,hl + add hl,hl + add hl,hl + add hl,hl + add hl,hl ;32=scr.width + ret ;ld hl,32*a + +mmldir5: + ld hl,5 ;=ahl + cal _MM_LDIR_SET_SIZE + jp _RAM_PAGE_1 + wormdead: pop hl ;<0 + ld a,' ' + cal __vputmap ;small div + ld a,(gametype) + cp gamedeathm + cal nz,showscore ;score in !dm + ld a,$D8 + cal __vputmap ;div + ld de,worm2-worm1 add ix,de ;next - ld hl,_penCol - ld a,(hl) - add a,4 ;div - ld (hl),a - pop bc dnz showstatloop pop ix ret -showstat: ;(multiplayer) - ld a,(wormbeglives) - or a - jr nz,showlives showscore: cal ldscoreinhl + psh bc cal _D_HL_DECI + pop bc jr __vputs -showlives: - ld a,(ix+lives) - jr cshowA00 -cshowA: ;small w/ leading 0 +cshowA: ;small w/ leading 0; 0='none' or a ;destr. ahl jr nz,cshowA00 ld hl,txtNone jp _vputs -cshowA00: + +showlives: + ld a,(ix+lives) +cshowA00: ;small w/ leading 0 ld l,a ld h,0 cal _divHLby10 @@ -3487,7 +3577,7 @@ Level =$-1 ld (_penCol),a ld a,(ix+lives) cal cshowA0 ;showlives - ld a,(gameCar) + ld a,(gamecar) and _datafoodl pop ix ret z @@ -3555,13 +3645,7 @@ FieldHeight =$-1 jr c,NotMaxYScroll ld a,(FieldHeight) NotMaxYScroll: - ld l,a - ld h,0 - add hl,hl - add hl,hl - add hl,hl - add hl,hl - add hl,hl + cal ldhl32a psh bc ; >> 1 psh de ; >> 2 ld de,ScrBuffer @@ -3772,9 +3856,9 @@ ChunkRow: ; |_____/ | \_ | | |__|__| ;_______________________________________________________________________________ -;--- pixel --- +;--- pixel --------------------------------------------------------------------- -chk4pixels: ;&& +chk4pixels: cal CheckPixel inc b cal CheckPixel @@ -3791,41 +3875,39 @@ CheckPixel: ;at bc in d dec d ret -;CLEM's FIND_PIXEL (131+? cycles; 28+4 bytes) -;(b,c) to hl:a; "destroyes" ahl +;--- findpixel ----------------------------------------------------------------- +;Based on Snake86's findpixel +;160-262 cycles; 31 bytes FindPixel: ;(b,c) to hl:a + psh bc ld h,0 - ld l,c ;hl=y + ld l,c ;hl=y add hl,hl add hl,hl - ld a,b ;a=x + ld a,b ;a=x rra add hl,hl rra add hl,hl - add hl,hl ;hl=32*y - rra ;a=x/8 + add hl,hl ;hl=32y + rra ;a=x/8 or l ld l,a - ld a,b + ld a,b ;x and 7 - cpl - rlca - rlca - rlca - ld (FP_Bit),a - xor a -FP_Bit =$+1 - set 0,a - - psh de ;&&& C`MON! THIS IS UGLY! *hit myself* - ld de,ScrBuffer - add hl,de - pop de + inc a + ld b,a + ld a,1 +pixelloop: + rrca + dnz pixelloop + ld bc,ScrBuffer + add hl,bc + pop bc ;destr:none ret -;--- objects --- +;--- objects ------------------------------------------------------------------- drawstuff: ld a,(hl) @@ -3857,7 +3939,7 @@ drawsmtn: ; dec a ;4 = circle ; jp z,drawcircle -;--- circle --- +;--- circle -------------------------------------------------------------------- ;IMHO, one weery nice routine. Oh lemme be proud just *once*. ;Not perfect since it uses a screwy lineroutine to draw stuff @@ -3914,6 +3996,8 @@ circledraw: ;destr:de psh hl ld a,h ;hl=x,y sub b ;bc=xx,yy + jr nc,$+3 ;x x=0 ld d,a ;d=x-xx add hl,bc ;h=x+xx; l=y+yy ld e,l ;e=y+yy @@ -3921,6 +4005,8 @@ circledraw: ;destr:de ld a,l sub c ;a=y again sub c + jr nc,$+3 ;y y=0 ld l,a ;l=y-yy ld e,l ;e=l=y-yy cal drawline ;(h-b,l-c)-(h+b,l-c) @@ -3930,7 +4016,7 @@ circledraw: ;destr:de pop hl ret ;thats it -;--- box --- +;--- box ----------------------------------------------------------------------- drawbox: ;(d,e)-(h,l) ld b,l ;Delta-y @@ -3942,7 +4028,7 @@ boxloop: dnz boxloop ret -;--- fatline --- +;--- fatline ------------------------------------------------------------------- drawfatline: cal drawline @@ -3956,7 +4042,7 @@ drawfatline: dec h ; jp drawline -;--- line --- +;--- line ---------------------------------------------------------------------- ;A lot like Scabby's line routine in Wonderworm (dunno whether he wrote it ;himself tho.) I did make a few optimizations and commented the thing. @@ -4006,7 +4092,7 @@ lineYincs: ;lets assume y incs as well pop hl ; :