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<1234567…34>
  • Looking for a type-in.I remember a type in program of a sliding block puzzle. It used code to shift the screen blocks. At the start of a game you could select how many m…

    ... the various machine code window scroll routines scattered around the program pitstop ...
    FrankT FrankT October 2008 Sinclair Miscellaneous
  • ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…

    ... />
    Ive been working in scroll routines and I want to show ... /> First, one vertical 2 pixels scroll routine with 13 sprites
    And a multidirectional 4x4 pixel scroll routine. Perhaps this can be ... I can do with scrolls routines, but Im very proud.
    climacus climacus April 2014 Development
  • best games everhi!!What are the best zx games you've ever played?,not best graphics or most original.I?m talking about YOUR favourite games. for me:(in no particula…

    ... all exactly the same. Same scroll-routines, same size sprites, same Jon ...
    b00mzi11a b00mzi11a January 2004 Games
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... 34*8]; // bitmap of current scroll message
    uchar *message; ... uchar *m_ptr; // equals zero for scroll off
    uchar counter; // ... is a message to scroll, scroll it
    asm("call\t56"); // ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…

    ... [I]all[/I] graphics routines can be written in fast ... because my screen write and scroll routines are quicker than the ... standard Sinclair routines). However, Z80 BBC BASIC ... native Sinclair tape / microdrive routines. Even byte I/O via ...
    Jimmy Jimmy August 2008 Development
  • A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…

    ... also wrote some entire screen scroll routines. I suppose if I ran ... it'd be better to scroll the starfield by plotting the ...
    Digital Prawn Digital Prawn December 2008 Development
  • Games programmers playing other gamesI've always wondered what it was like for programmers of the Speccy when they played games from other companies/developers. Would they sit and analy…

    ... work out my own parallax scroll routines. Turns out I hadn't ... got moving. I think my routines were far better, though with ...
    joefish joefish April 2010 Games
  • Smooth (vertical) scrolling on ZX SpectrumI was just thinking about this. You know, you have systems like Atari 2600 or Sega SG-1000 that have no hardware scroll, but they have games that sti…

    ... for around 30 years on scroll routines ;).
    utopian utopian February 2011 Games
  • Up/Down Left/Right scrollCan anybody give a newbie some pointer to simple one char scrolling by pixel? I've looked at a lot of resources, but as you can imagine, it's all a …

    Hewson's book 40 Best Machine Code Routines has a section on scroll routines, with a thorough explanation of each one. There's a PDF in the WoS archive.
    Battle Bunny Battle Bunny November 2011 Development
  • Games written in BASICHi all, I've been racking my brain trying to think of a game which was definitely written in BASIC (ie not in assembler). The only thing that I can …

    ... .[/QUOTE]

    Yeah, the scroll routines and graphics are loaded in ...
    The Starglider The Starglider March 2012 Games
  • Scrolling by 2 pixelsWhat is the fastest way of scrolling a Spectrum screen line by 2 pixels left or right? When thinking about it I've come to this simple solution: [C…

    ... HL
    ...[/CODE]
    to scroll it by one pixel and ... then doing it again to scroll it by 2 pixels.
    scroll routines:
    - char routine,
    - nibble ...
    tstih tstih August 2013 Development
  • ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…

    ... "We have forgotten how to scroll, and can only think about ... /> Guru: "Don't try to scroll the screen, consider that the ... advices Ive developed an optimized scroll routine but...

    ... a game.

    The scroll routines goes in 50pfs and with ...
    climacus climacus May 2014 Development
  • ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…

    ... advices Ive developed an optiomized scroll routine but...

    with ... a game.

    The scroll routines goes in 50pfs and with ...
    polomint polomint May 2014 Development
  • how to fix instructions on screenI have a problem with my sequencer. I want the top half of the screen to stay fixed but allow the note values to print without pushing the instructio…

    ... split screen pictures didn't scroll off the screen with the ... sure that used the ROM scroll routines.
    Pobbit Pobbit November 2016 Sinclair Basic
  • Gameshow Computers.I'm not talking about the prizes but more about the computers that 'appeared' to run gameshows. I know for some things it was just a character gen…

    ... ) individual mini games, with share scroll routines.. then linked together.
    fog fog April 2017 Chit chat
  • [WANTED] ASM routinesHi there, 1.) i really need 5-6 working and well commented routines, showing assembler capabilities. They should be simple, but not too much complic…

    ... -6 working and well commented routines, showing assembler capabilities. They should ... a game.

    All routines should be working using ZXSpin ... many books about programming in asm but the codes were too ...
    JuPo JuPo May 2008 Emulators
  • My little first set of routines.Hi all, I just coded a little set of routines just to draw a screen on video mem and a fade out. I could have just copied the screen rendering rout…

    ... coded a little set of routines just to draw a screen ... to polish my little z80 asm coding habits if you could ... /> ORG 35000
    include "image.asm"

    end 30000
    HexDump HexDump April 2007 Development
  • How do I load .ASM text files into an assembler ?I notice that the old Sinclair magazines contain assembler routines that someone has put into .ASM files. These files are text files. I have a copy …

    ... magazines contain assembler routines that someone has put into .ASM files. These ... suitable for loading in the .ASM files ?

    So how ... do I use the .ASM files without typing the assembler ... Linux tool that converts the .ASM file into a .tzx/.tap ...
    bladerunner bladerunner January 2009 Sinclair Miscellaneous
  • ZX Basic 1.2.5 - a BASIC CompilerWell, my old post about ZX BASIC seems to be gone (maybe this phorum purges old threads?), so I started a new one. After more than 6 month, I've fin…

    ... tries to optimize user's ASM inline code. Also compiles faster ... Britlion) has been included. More routines (scroll, sprites, etc...) will be added ...
    boriel boriel March 2010 Development
  • Rom Routines list ?Exist some document that show detailled the routines on the spectrum ROM ? Ad for the Spectrum +3 ? are they the same or exist more ? Example i was …

    ... document that show detailled the routines on the spectrum ROM ?
    and its asm code is the follow:
    routines that are on the Rom ...
    arfgh arfgh June 2010 Sinclair Basic
  • Need to scroll one column using m.c.I've used many of the available routines to scroll the entire screen in any direction, but I'm not being able to find one that would allow me to scro…

    ... used many of the available routines to scroll the entire screen in ... that would allow me to scroll a specified column (1 x ...
    zxbruno zxbruno May 2012 Development
  • Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…

    Hi all,

    Please does anyone have any examples of tile routines in pure asm to set up maptile screens.

    I would like to try and understand them and tinker around and learn.

    Thankyou for your help :-)
    alienbanana alienbanana February 2014 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... functions.

    Your original scroll:

    [code]
    alpos ... a library routine written in asm that uses the LDIR instruction ... general the library routines will be written in asm and will be ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... starting and stopping continual scroll and changing the message ... initialize im2 mode

    #asm
    di
    #endasm
    #asm
    ei
    # ... MULE there are several interrupt routines -- one for music ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • Skool Daze disassemblyWhile developing [url="http://pyskool.wordpress.com/"]Pyskool[/url], I've also been putting together a disassembly of Skool Daze and Back to Skool, m…

    ... night we got an ASM file of Skooldaze that ... works :-)

    The ASM file still needs a bit ... I intend to move the routines around. I'm not ... would put the main routines in contended RAM and ... non-contended RAM. The scroll routine is inefficient and will ...
    Jimmy Jimmy July 2009 Development
  • Goody - another game that was supposed to be colourAfter the success with Outrun Europa ([url]http://www.worldofspectrum.org/forums/showthread.php?t=39143[/url]) I decided to search for more games tha…

    ... can be made colour. The scroll is smooth and the graphics ... my lack of knowledge of ASM, but, could there be a ... games so far had the routines to add colour inside the ...
    Metalbrain Metalbrain June 2012 Games
  • Designing an icon-driven adventure: looking for adviceHi fellas, after the release of Funky Fungus, I am currently contemplating the possibility of designing an icon-driven adventure with location graph…

    ... them in DEFB statements instde ASM/END ASM area, because I compress ... with MegaLZ), You can reuse ASM procedures (thats like new BASIC ... extremly fast, scroll-up screen area routine, new text routines for 64 ...
    LCD LCD April 2013 Development
  • BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…

    ... messy. I mean, if you scroll tilemap faster than half a ... 3rd tile
    asm
    halt
    end asm
    BIFROSTshowTilePosL(...) ' show ... time to call a few routines before the next interrupt occurs ...
    Einar Saukas Einar Saukas October 2014 Brand new software
  • Game development guidesHello all, I want to get into game development for the ZX Spectrum and would like to know where I can find some helpful guides. I've looked around t…

    ... started to write about the Asm/C interface in [url ... means in the sdcc asm routine you need to ... ix and iy in your asm routines. We also go one ... how we separate the asm entry point with register ... libraries are built. Just scroll down to the z80asm invocations ...
    Alcoholics Anonymous Alcoholics Anonymous August 2015 Development
<1234567…34>

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