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<1…13141516171819…34>
  • What if there was no memory or space limitation?What if there was no memory or space limitation? We've had topics about the limitations of the Speccy's hardware, topics where we discussed how good …

    ... to parse sentences. If it's in RAM. If you have ... to peek at only a portion at a time.

    If ... simply with a few quick instructions:

    ld e,(hl)
    A C/POSIX api makes this step ...
    Alcoholics Anonymous Alcoholics Anonymous May 2012 Sinclair Miscellaneous
  • Question about 2-channel beeper musicI confess I haven't tried all the available beeper utilities and software. I always found music software confusing and trackers are not for me. I kno…

    ... =zxbruno;626820]Let's suppose I want to ... to leave BASIC. Let's say I created DATA ... watch?v=OUvlamJN3nM"]its an "A" note[/URL].

    a chord) by simple boolean ... /> ; ...pause...
    OUT (C), E ; and off
    [/CODE]And ...
    tstih tstih May 2012 Development
  • Pieces of EightRussian coder Vadim has restored bottom 1/3 part of screen in the Pieces of Eight game, using same screen from Merlin. He as also drawn himself "piec…

    ... ...[/QUOTE]

    Maybe that's the ending, exactly how the ... ),_@inb,(c)_Aout(c),b_Bsbchl,bc_Cld(),bc_Dneg_Eretn_Fim0_Gldi,a_Hinc,(c)_Iout(c),c_Jadchl,bc_Kldbc ... d,(c)_Qout (c),d_Rsbc hl,de_Sld (),de_Vim 1_Wld a,i_Xin e,(c)_Yout (c),e_Zadc ...
    Ralf Ralf June 2012 Games
  • Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …

    ... enough

    ld a,c

    cp 10 ... = num % radix
    ld a,e ; a = digit

    pop ... nz

    ld a,c
    cp 1
    ret ... probably an implementation of C's strtol (going from ascii ...
    Alcoholics Anonymous Alcoholics Anonymous June 2012 Development
  • Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …

    ... the key scanning code. It's a very good system.
    < ... asm_tolower
    ld c,a ; c = *s2

    ld a,(de)
    call ... /> push de
    ld e,c
    ld d,b
    or e
    ret z
    ...
    Alcoholics Anonymous Alcoholics Anonymous June 2012 Development
  • Can anyone remamber the name of this game...I'm pretty sure it was a budget title - it was a side view, with you playing a little spaceman with a jetpac. Flip screen - and it had a kind of Dizz…

    ... good[/QUOTE]

    c.o.r.e.'s intrigued me whole my ... even not able to draw a map of the moon ... .

    main character's inability to shoot spawning enemies ... pisses me off a lot, avoiding them seems to ... pain in the m[B]a[/B]r[B]ss[/ ...
    de Vandemar Croup de Vandemar Croup July 2012 Games
  • Play command on divideHi, i thought I'd have a quick go on divide seeing as i had an afternoon spare.However,i can't seem to get the 'play' command on the screen?. It see…

    ... works great.

    Here's a part of the laserharp routine ...
    OUT (C),A
    LD E,#03
    L11B4 DEC E
    JR ... br /> OUT (C),A
    LD E,#06
    L11E7 DEC E
    JR ...
    bverstee bverstee August 2012 Hardware
  • game with a fullscreen loader?any game with a loader that has loading stripes all over the screen, not just in the border? guess there were some, even with atypically coloured st…

    ... screen with separate OUTs gives a faint but visible seam at ... />
    Owing to the Speccy's crappy I/O decoding I ... />
    [code]out (c), e
    out (0xfe), a[/code]

    I ... you'd probably still get a bit of a visible edge.
    chev chev August 2012 Games
  • game with a fullscreen loader?any game with a loader that has loading stripes all over the screen, not just in the border? guess there were some, even with atypically coloured st…

    ... out (c), e
    out (0xfe), a[/code][/quote]
    Even a small offset ... is enough to leave a slight boundary seam when ... animated, though a static image probably looks fine ... ! It's likely I only tried normal ...
    obo obo August 2012 Games
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... the previous post, it's a follow-up to post # ... of extra features. It's not much longer than ... * Includes Save (Symbol-S) and Load (Symbol-A) options.
    * Handles ... [code]
    2 DEF FN c(a)=(a AND NOT FN p())+(FN ... or color code. That's the idea, anyway; I ...
    Battle Bunny Battle Bunny August 2012 Sinclair Basic
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... also.

    c:
    With game levels, ... first successful dock) a variable is incremented, when ... d:
    There is a approximation problem when calculating docking ... will still give a victory?

    e:
    ... /> 170 POKE S,N
    180 LET S=S+1
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • Demo(s) from Chaos Constructions 2012Well, I can see only one for now - "Recycler" by TheSuper (128K). Aaaaaaaaaaaaaaaand - TAP version is ready. Yupp, that was quick. This time. [url]h…

    ... Yerzmyey, by the way. Here's the complete tracklist:
    ... R _ A _ N _ C _ E _ X ... '98
    A - Love - Panov Astamur
    S - ZAGADKA/RKM/ ... by DJ.CHEMIST!
    C - Weter s morq dul (Natali) - Lisowoy ... QUOTE]

    And there's an attempt to revive the ...
    Crash Nicker Crash Nicker August 2012 Brand new software
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... method.

    Here's a version of the map routine ... \a\f\f\f\a\f\f\f\a\e\a\e\a\e\a\f\f\f\f\a\e\a ... \c"
    3020 DATA "\f\f\f\a\e\a\f\f\f\f\a\e\a\e\a\
    Battle Bunny Battle Bunny September 2012 Sinclair Basic
  • Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…

    ... to 256. There's a list in Appendix A of the Spectrum ... caps to v
    in a,(c)
    cp 191
    in a,(c)
    cp 191
    ... ld d,0
    ld e,c
    add hl, de
    in a,(c)
    cp 191
    ld e,c
    add hl, de< ...
    buzzy buzzy September 2012 Development
  • Come and Praise hymn bookFor all those UK folk of a certain age, who remembers having this hymn book in Primary School in the early/mid 80s? I went to a CofE school so we alw…

    I went to a C of E primary school.. We did all ... to be "eggs in a cluster, dogcrap on a duster, wipe it ... us".. Our school's music teacher was a former Priest and he ... course, after that we made a point of singing "one OF ...
    Grunaki Grunaki October 2012 Chit chat
  • Paradroid for C-64, why not in the Spectrum?Reading the special 30th anniversary Retro Gamer, I came across this game which was considered to be the best game for the C-64, and it does not look…

    ... early 90's could get messy on the speccy e.g. the ... , good gameplay and not just a puzzle game. Super hang-on ... it's all about the individual's experience. Sorry for being a c-unit ... weesam its good to hear a ...
    rustyredline rustyredline October 2012 Games
  • help needed :) how to rotate a 3 x 3 array 90 degreesI just cant seem to get this sorted in my head ( or on paper ) , I've found multiple examples in C , python , etc but cant find any z80 examples any …

    ... =dims*dims: DIM a$(m)
    15 FOR s=0 TO 0 ... a=65425 TO 65449: POKE a-25,PEEK a: NEXT a
    40 NEXT s ... /> ld c,1 ;C'=c
    ld a,dims ;A =a
    LOOPA: ld e,c ;E'=k =C'
    Battle Bunny Battle Bunny October 2012 Development
  • UDG in AssemblyHello there my fellow WoS'ers I am currently having a play with z88dk and PASMO and would like to have some fun with some UDG's so is there a tutor…

    ... 4 ;x-pos
    ld c,2 ;y-pos
    ... /> ld d,0
    ld e,c ;de = row number
    sla ... address in table
    ld e,(hl)
    inc hl
    ld a,b
    add a,e ;add x-position
    ld e,a ;put ... t a command, it's just a label
    ld a,(hl) ;fetch a byte ...
    joefish joefish October 2012 Development
  • my tiny intros[IMG]http://pouet.net/screenshots/60493.png[/IMG] [url]http://pouet.net/prod.php?which=60493[/url] the following work will appear behind Demosplash…

    ... to its logical conclusion, i.e. finding out the tiniest code ... some looped onscreen dynamics (that's obviously not talking about any ... /> ld d,a ;based on the observation that A=C=LSB of ORG ... onscreen glitches indefinitely. If that's true, it likely could be ...
    Hikaru Hikaru October 2012 Development
  • smooth movement in basicWas trying to figure this out myself but i would like to be pointed in right direction now :-). How do I make something move in Basic without gettin…

    ... speed - but as that's from approx. 10 frames to ... around the loop so it's not very noticeable. It ... even less visible difference. It's a lot more lines than the ... /> ld a,c
    add a,e ;by = by + sign my
    ld c,a
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • Boriels ZX CompilerI'm trying to compile a very simple program and I keep getting the error: unexpected end of file. Here's my code: [CODE]10 cls 20: let n=0 22 do 2…

    ... /> ?^]#]r:[p;q:a;d:^s;0> [1_s;+s:]?s;1=[0$$;p ... be beautified.}
    " ]?]g:s;!r;!g;!c; !e;!m;!o ;!
    [/code ...
    Patrik Rak Patrik Rak November 2012 Development
  • Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…

    ... yourself if you do. There's no clean up routine at ... a,a
    add a,a
    add a,a
    ld l,a
    ld a,(ix ... candles2
    candlesend:
    ld a,e
    end asm
    end ... nc
    ld c,a ; C=x
    ld a,b
    cp 28 ...
    LCD LCD November 2012 Development
  • Compressors are available for Speccys ?Hi folks, although I was an wasn't strictly a speccy coder in the glory days (amstrad & amiga for the most part), I have secides to arse about with …

    ... found here, it's EOF
    ld a,2
    ld ... ld l,e
    sbc hl,bc
    ld c,a
    ex ... ex af,af'
    ld a,c
    sub ixh
    ... , it's EOF
    ld a,2
    adc a,b
    dec c
    ld a,c
    sub ixh< ...
    Metalbrain Metalbrain November 2012 Development
  • Compressors are available for Speccys ?Hi folks, although I was an wasn't strictly a speccy coder in the glory days (amstrad & amiga for the most part), I have secides to arse about with …

    ... br /> apget4bits: add a,a
    jr nz,apnogetbit4 ... here, it's EOF
    ld a,2
    ... l,e
    sbc hl,bc
    ld c,a
    ld a,c
    sub ixh
    ap_getgammaloop:add a,a
    jr nz, ...
    Metalbrain Metalbrain November 2012 Development
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... /> "instrument 1" : when you play a note, another one is repeated ... /> "instrument 2" : when you play a note, the other two channels ... : C= E and G , D= F and A , E= G and B , F = A and C ... ! I discovered now that there's a soundtracker for zx81?!?!?! )[/b] ;D ...
    DaRkHoRaCe DaRkHoRaCe November 2012 Development
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... C= E and G , D= F and A , E= G and B , F = A and C ... I discovered now that there's a soundtracker for zx81?!?!?! )[/b] ... actually saying it is! That's a good start.
    < ... If you miss a message it's just tough... : ... code properly. (That's probably what most of ...
    Timmy Timmy November 2012 Development
  • calculator and sinusok, look at the Sysel's routine: [PHP]3 5b00 *s 4 5b00 tabsin = #7000 03 mksin 19.11.1995 Busy soft …

    ... ).

    --

    Here's one way to do it ... anyway. Whether or not it's a true sine curve is another ... e
    inc e
    call Not2Big
    inc c
    ld a,c
    m1: ld a,(de)
    ld c,e
    call $22b0 ...
    Battle Bunny Battle Bunny December 2012 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... instruction "SLL E" a.k.a. "SLS E"
    call c, long_offset ; ... br /> next_bit:
    add a, a ; check next bit
    [/CODE]

    It's 68 bytes long and should ...
    Einar Saukas Einar Saukas January 2013 Brand new software
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... undocumented instruction "SLL E" a.k.a. "SLS E"
    call c, long_offset ; if ... more sense), I think it's a good idea to also reduce ... br />
    next_bit:
    add a, a ; check next bit
    ret ...
    Einar Saukas Einar Saukas January 2013 Brand new software
<1…13141516171819…34>

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