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  • What would you do with four joysticks?Anyone got some inspiring ideas for four-player games, or twin-stick two-player games..? I can think of, for four players: [I]Warlords[/I] (Atari) […

    ... ]Micro-Machines / Super-Cars[/I] scrolling dropout overhead racer.
    4 ... game with a vector graphics engine like [I]Fat Worm Blows ... go at writing a game engine to do one of these ...
    BruceNorton BruceNorton February 2014 New game ideas
  • Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …

    ... for hack code and attribute buffer

    -on 128 kB ... ?
    [B]No, due to engine limitations[/B]

    6 ...
    Ralf Ralf March 2014 Games
  • What to use to create a map of the place where I live?I would like to create a map of the area where I live and, ideally, be able to explore it with a game character or at least be able to explore it usi…

    ... a tool to create isometric scrolling map for ZX.

    engine that would read data saved ...
    Ralf Ralf March 2014 Development
  • Scrolling Bi-Colour Engine for 4-Player GamesJust putting this code up for people to have a look at. Far from finished. Should simply compile and run a bit of a demo. Only good for 128K and +…

    ... couldn't scroll it. The engine can shift the entire attribute ... why if you do want scrolling, the scenery would have to ... .

    I have another scrolling routine I wanted to work ...
    joefish joefish March 2014 Development
  • 48k AudioI'm at the point in my game where I could use a few beeps and bloops. Ive been looking at loads of different speccy books, but this whole business of…

    ... say you're writing a scrolling game - redrawing the scrolled screen ... a different pattern into the buffer every few frames).

    Filling the buffer with random values generates noise ...
    joefish joefish March 2014 Development
  • 2nd Spectrum Compo: "From the Arcade and the 16bits (ST, Amiga, PC) to the Spectrum"The second edition of the Compo has already started, with more prizes, more posible games to convert (now its also allowed to convert Spanish games w…

    ... either involve making an advance scrolling engine or making it switch-screen ...
    Ralf Ralf March 2014 Announcements
  • 2nd Spectrum Compo: "From the Arcade and the 16bits (ST, Amiga, PC) to the Spectrum"The second edition of the Compo has already started, with more prizes, more posible games to convert (now its also allowed to convert Spanish games w…

    ... either involve making an advance scrolling engine or making it switch-screen ...
    Ivanzx Ivanzx March 2014 Announcements
  • New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…

    ... game, which was all about scrolling and masses of sprites, ... published a tile-based graphics engine, but I managed to be ... at interleaving a scrolling routine with a multicolour engine, and still am ... colour-swapping and the PUSH scrolling techniques of the late ...
    joefish joefish April 2014 Brand new software
  • New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…

    ... ;762946]Out of interest, in bicolour games how restricted are you ... . That would mean a new bicolour engine though.

    At the ... , I could sit and design bicolour tiles all day! It's ...
    R-Tape R-Tape April 2014 Brand new software
  • New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…

    ... . That would mean a new bicolour engine though.[/QUOTE]

    This ... new bicolor engine would probably have to render ...
    Einar Saukas Einar Saukas April 2014 Brand new software
  • What is this Nirvana engine?Ive been trying to look for a thread on this but cant seem to locate one. I downloaded a spanish game called El Stompo that uses this engine which ha…

    ... I] again uses a custom engine that is 8x1 pixel multicolour ... these engines use a straightforward buffer to store the attributes, making ... a fixed address for the buffer so cannot scroll.
    < ... itself - there is no separate buffer of attributes, so it could ...
    joefish joefish April 2014 Games
  • What is this Nirvana engine?Ive been trying to look for a thread on this but cant seem to locate one. I downloaded a spanish game called El Stompo that uses this engine which ha…

    ... uses a simple attribute buffer. The ZXodus Engine uses the LD/PUSH ... buffer is impossible. This is why ZXodus also provides a tile engine ... with the attribute buffer.

    The Bifrost* Engine is a ... clone of the ZXodus Engine. ZXodus was thrown together ...
    chev chev April 2014 Games
  • Plea for new hardwareI'm posting this as a poll as I want to judge if I'm a solo loon going on about this, or if people really are interested in either of the following S…

    ... work up a multicolour scrolling and sprite engine to support plug-in ... have to code the game engine; all the graphics routines and ...
    joefish joefish April 2014 Hardware
  • Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…

    ... . Take a look to the engine FASE:

    [url]http ... a 128K with shadow video buffer there is no flickering limit ...
    antoniovillena antoniovillena April 2014 Development
  • Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…

    ... =joefish;765476]So, your screen buffer is in linear order instead ... and get vertical-pixel-smooth-scrolling. All the complicated stuff is ...
    LuMan LuMan April 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…

    ... /> There are two approaches to scrolling; I wonder which one you ... ) Move or wrap-around a buffer (or buffers) of data and ... you might use on long scrolling levels with lots of different ... . Or you might have one buffer that you pixel-scroll in ...
    joefish joefish 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…

    ... /> There are two approaches to scrolling; I wonder which one you ... ) Move or wrap-around a buffer (or buffers) of data and ... you might use on long scrolling levels with lots of different ... . Or you might have one buffer that you pixel-scroll in ...
    climacus climacus May 2014 Development
  • Spectrum screen layoutSeeing the thread on displacement I was wondering why the spectrum had the stupid screen split into three sections and the addresses for each section…

    ... difficulty to do a linear buffer as it is to do ... " when drawing sprites, the sprite engine in my sig never does ... to make in a sprite engine.

    It's also ... non-linear order of the buffer spreads out the rows of ...
    Alcoholics Anonymous Alcoholics Anonymous May 2014 Sinclair Miscellaneous
  • HDMI generation by cloning video ram(coming from [url]http://www.worldofspectrum.org/forums/showthread.php?p=768257&posted=1#post768257[/url]). A thing I was brainstorming about.. Why …

    ... step with the 50Hz refresh, scrolling games like Cobra and Hysteria ... the output of the second buffer will have its own (high ...
    Winston Winston May 2014 Hardware
  • FZX ScrollI wrote a routine to scroll message in ZX Spectrum screen, using [URL="http://www.worldofspectrum.org/forums/showthread.php?t=44088"]FZX[/URL] fonts.…

    ... first transferred to a buffer with 24 bits of ... are left in the buffer. I avoided to scroll ... out all bits of buffer because up to 3 ... must remember to adjust buffer size according to font height ... One can avoid that effect scrolling fewer columns, speeding up ...
    TK90XFan TK90XFan June 2014 Development
  • 'The Story of the ZX Spectrum in Pixels' kickstarterHere it is, now live (with a loading screen by me!) [url]https://www.kickstarter.com/projects/47744432/the-story-of-the-zx-spectrum-in-pixels[/url]

    ... hammering the Speccy for multicolour, scrolling, etc. using both the tools ... Persia[/URL]), another about best engine-based games (produced using AGD ...
    Einar Saukas Einar Saukas July 2014 Announcements
  • 2014 Games ListNote: Due to forum update policies, the latest version of the list will always be found somewhere near the end of this thread. [old] Any problems …

    ... />
    Added: 1 scene, 1 scrolling demo, 1 game and 1 ... Demo[/B] (a nice parallax scrolling demo) [[URL="http://www.worldofspectrum ... /> [B]El Stompo[/B] [I](Bicolour game)[/I][[URL="http://www ...
    Timmy Timmy July 2014 Games
  • 2014 Games ListNote: Due to forum update policies, the latest version of the list will always be found somewhere near the end of this thread. [old] Any problems …

    ... Demo[/B] (a nice parallax scrolling demo) [[URL="http://www.worldofspectrum ... /> [B]El Stompo[/B] [I](Bicolour game)[/I][[URL="http://www ...
    Timmy Timmy July 2014 Games
  • Frames Per SecondHow many frames per second did the ZX Spectrum run at? I've found games that are 12.5fps but Ive recently been informed some games were at 25fps ...…

    ... to another part of memory - buffer. When you draw directly to ... method. When you draw to buffer, it takes more time and ... do not change. The sprite engine in z88dk works this way ...
    Alcoholics Anonymous Alcoholics Anonymous August 2014 Development
  • Demo of a new gameHello! Im working in a new game and Id like you for testing a demo of it. So you can help me with your ideas. You are a cyborg and you must find it…

    ... a use for your fast scrolling engine? :)

    As for the ... I remember correctly that the engine limits everything a lot?
    Ralf Ralf August 2014 Development
  • ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…

    ... ]: This is a 50fps sprite engine written in assembler that can ... is the same -- a sprite engine is being provided, written in ... . One missing now is a scrolling engine.

    [quote]
    So ...
    Alcoholics Anonymous Alcoholics Anonymous September 2014 Emulators
  • Buffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…

    Better solution is not to copy entire buffer to screen, only the parts that changed from previous frame. Just use a table which determine which charecter cells were changed.
    Drawback: on scrolling if less than 8 pixels this will not work very good.
    LCD LCD September 2014 Development
  • Buffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…

    ... (HL) on a 16 row buffer, and LDI (both unrolled) to ... Orion to se dirty scroll buffer in action - only non empty ... /> Anyway, 4 scroll buffers reduce scrolling to copy so you probably ...
    catmeows catmeows September 2014 Development
  • Buffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…

    ... can be loaded into the buffer very quickly. I am confident ... will be fine although the scrolling will be greater than one ...
    Mr Millside Mr Millside September 2014 Development
  • An old projectHello!! I want to show you an old project that Mcneil and me were developing some time ago. I think that we cant finish it by the moment but here i…

    ... data for the game engine... The game engine is capable of ... experiments with character scrolling... He has refined the engine many times to ... allow us to speed up the scrolling ... )...

    The game engine is quite stable now, and ...
    kgmcneil kgmcneil September 2014 Development
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HitBox

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bicolour 68 73
scrolling 4.7K 6.2K
buffer 2.6K 4.9K
engine 6.6K 9K

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