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Search Again :: Adv Search 1000 results in 0.025s
<1…16171819202122…34>
  • Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…

    ... />
    The graphics are 444 bytes, whereas when I first designed ... long way to go, saving bytes here and there, but as ...
    Arkannoyed Arkannoyed February 2017 Development
  • A sped up pixel-shift routine for 1-byte–wide spritesHere’s an optimized (for speed) real-time sprite shifting routine for sprites that are one byte wide. It uses no memory variables for storage of inte…

    ... speed) real-time sprite shifting routine for sprites that are one ... sets again.

    (The routine is shared between two sprites ...
    Ast_A_Moore Ast_A_Moore February 2017 Development
  • Using a Mayflash MD USB Adapter with Spectaculator on Windows 10Using a Mayflash MD USB Adapter with Spectaculator on Windows 10 First, plug the Mayflash MD USB Adapter into a USB port and let Windows do it's t…

    ... using the joystick, you can move the asterisk around the screen ... . use the default error handing routine - bash head against nearest wall ...
    1024MAK 1024MAK March 2017 Emulators
  • Samurai Warrior - The Battles of Usagi Yojimbo. BUGFIX.While playing around I managed to put the game in a bugged state. When the game is in this state any enemy that's facing right while executing an att…

    ... matter how far away you move or jump, you also can ... some strange code during the routine that checks if an enemy ...
    Ersh Ersh April 2017 Games
  • Interupt service routinehas anyone set up a interupt service routing with pasmo? this one I tried resets the speccy EDIt- I placed the code after the END directive, I fi…

    ... 65024
    ; pointers To interrupt routine.
    defb 200
    defb ...
    slenkar slenkar April 2017 Development
  • im looking for a horizontal scroll routinehi, im looking for a horizontal scroll routine. i read somewhere that you can do it with at 'to' statement, somewhere in a print routine. althoug…

    ... looking for a horizontal scroll routine. i read somewhere that you ... ' statement, somewhere in a print routine. although i am open to ...
    digital digital June 2017 Sinclair Basic
  • I think maybe I'll try my hand at making a game like Boggle next.Or maybe a sliding puzzle sort of thing? Although its a royal pain working out all those symbolic characters, its kind of rewarding when it works af…

    ... letter and use a cursor move routine to position the tile - if ... as a SCREEN file and move a character around it - not ...
    mik3d3nch mik3d3nch July 2017 BASIC
  • Flood Fill IssueHi Folks, Came across the following Flood Fill routine by John Metcalf: [code]; scanline fill by John Metcalf ; call with d=x-coord, e=y-coo…

    ... across the following Flood Fill routine by John Metcalf:


    ; move left until hitting a set ... 60029 20 F4

    ; move right until hitting a set ...
    Paddy Coleman Paddy Coleman August 2017 Development
  • A SAVE routine to reduce Microdrive loading timesHello! Please i'd like to know if there is a SAVE routine written to reduce the zx microdrives loading times.

    Hello!
    Please i'd like to know if there is a SAVE routine written to reduce the zx microdrives loading times.
    Saltor Saltor November 2017 Hardware
  • Isometric enginesWhilst taking a breather from Chess development I've been playing around with a little isometric 'room' building idea. Just wondering what sort of…

    ... with a specific routine isn't much bigger in bytes than actually ...
    Arkannoyed Arkannoyed November 2017 Development
  • New version: LOST IN MY SPECTRUM v2.0Hi everybody! Here is my New Year's gift to you: the new version of my first Spectrum game ever, [b]Lost In My Spectrum[/b]. The objective is simp…

    ... been collected.
    - No more “move or die” at the start ... table.
    - New key redefinition routine, which allows all keys to ...
    Alessandro Grussu Alessandro Grussu December 2017 Brand new software
  • Machine code routine neededHello! Please i'm looking for a short routine that can write the same value in a range of continous memory locations. For example, to write 255 val…

    Hello!
    Please i'm looking for a short routine that can write the same value in a range of continous memory locations.
    For example, to write 255 value from location 40000 to 41000.
    Many thanks in advance.
    Saltor Saltor January 2018 Assembler
  • looking for a vertical scrolling routinein basic or like the standard scroll? routine but the other way round with the scroll? removed (this would have to be in code). ive tried a couple of…

    ... or like the standard scroll? routine but the other way round ...
    digital digital February 2018 Development
  • Rainbow Python (with code length less than 150 bytes).[url="http://zx-pk.ru/attachment.php?attachmentid=64971&d=1523562006"]Original with 93 bytes of main code.[/url] ([url="http://zx-pk.ru/threads/290…

    ... ;d=1523562006"]Original with 93 bytes of main code.[/url] ([url ... modification 1 (without texture, 145 bytes of main code).[/url]
    bytes of main code).[/url]
    weiv weiv April 2018 Games
  • im looking for a machine code star-field routineim looking for a machine code star-field routine. preferably with mnemonics.

    im looking for a machine code star-field routine. preferably with mnemonics.
    digital digital June 2018 Development
  • Prportional Ascii text scrollerA couple of years ago I wrote a little scroller that nestles at the top of RAM (FFCA - 65482) and scrolls standard Ascii encoded text from anywhere y…

    ... proportional font is just 312 bytes long and the scroller has ... and squeezed to just 54 bytes.

    The scrolling is ... by repeated calls to the routine, which stores the current character ...
    Arkannoyed Arkannoyed August 2018 Development
  • Passing parameter from BASIC to assembler routineWas there a "clean" way of passing parameter(s) from a BASIC program to an assembler routine? Something like parameterising RANDOMIZE USR call? I fac…

    ... BASIC program to an assembler routine? Something like parameterising RANDOMIZE USR ...
    mr.spiv mr.spiv November 2018 Development
  • Printing text, part MMXIIXI'm pretty sure there's been a zillion threads about this already, and I don't think it's the first one by myself either, but here goes. Proportiona…

    ... ,
    ; instead of all 8 bytes of a glyph at once ...
    evenbits:


    ; Move destination base pointer down one ...
    Sol_HSA Sol_HSA December 2018 Development
  • Z80onDSK now compatible with +3e with ZXMMC or similarJust updated my utility to work on Spectrums equipped with +3e ROMs and IDE storage. I've tested this with ZXMMC at the moment but don't think there …

    ... .

    I had to move part of the decompression out ... to get this working and move it to the screen area ... : do not add autorun basic routine to disk, useful if you ... add
    ║ your own loader routine later
    ║ -h: make the ...
    TomD TomD May 2019 Sinclair Miscellaneous
  • A couple of random questions......because, why not? (1) USR0 mode on the +3/+2A/B I know of its existence, I know how it's used, and I have some games that require it to work o…

    ... ? And was there some extra routine in the +3/+2A/+2B ... holds a small machine code routine in a REM statement:
    bytes)
    ...instead of...
    1 ...
    The Mighty Dopethrone The Mighty Dopethrone March 2020 Sinclair Miscellaneous
  • Randomised data samplingHere is something that could be written in BASIC, if anyone is interested. Lets say we want to sample a subset of a larger population, we can do t…

    ... numerical array takes up 5 bytes of memory.



    To come next a routine to random sample this population ...
    dmsmith dmsmith April 2020 Sinclair Basic
  • why am i getting b integer out of range in this code?ive tried running this in spin but thats what i get [code]main org 40000; ; We want a black screen. ld a,71 ; white ink (7) on black paper (0…

    ... coordinate.
    ret
    ; Move player right.
    mpr ld ... .
    ret
    ; Move player up.
    mpu ld ... coordinate.
    ret
    ; Move player down.
    mpd ld ... gunbase position,
    ; this routine is called prior to display ...
    digital digital June 2020 Assembler
  • this code wont give me a random starfieldim using a peice of code that ive copied from a book, ignore most of it as it is redundant. for some reason i get a strange random starfield instead …

    ... coordinate.
    ret
    ; Move player right.
    mpr ld ... .
    ret
    ; Move player up.
    mpu ld ... coordinate.
    ret
    ; Move player down.
    mpd ld ... gunbase position,
    ; this routine is called prior to display ...
    digital digital July 2020 Assembler
  • How to write a simple BASIC* horizontal scrolling game (Tutorial) [b]How to write a simple BASIC* horizontal scrolling game[/b] In this tutorial, we will be talking about how to write a simple BASIC* horizont…

    ... to set up a scrolling routine. You can find many kinds ... player if you can't move it, so we are going ... , you might notice you can move the player outside of screen ...
    Timmy Timmy September 2020 Development
  • Tricks to make mirror image of a graphic?I've been working on a sprite routine for lots of sprites and animations. I'm only storing right facing graphics, and converting them to left facing.…

    ... been working on a sprite routine for lots of sprites and ... and quicker way of mirroring bytes?
    FrankT FrankT December 2020 Assembler
<1…16171819202122…34>

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