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<1…26272829303132…34>
  • Multifaces questionI've searched the web but cannot find any detailed information about the necessity to have the Multifaces on a machine in order to be able to load a …

    ... such issues and use the screen as a temporary storage area ... , as it used the loading screen right through the game, and ... about 0.5 KB of buffer being required, and it also ...
    Kilby Kilby November 2008 Hardware
  • RGB on speccy ?hi, just a question : are you aware of scene demo trying emulate rgb ? i was a bit ill last few days so laying in bad i come with a (stupid ?) idea.…

    ... lines in the other video buffer :)[/QUOTE]

    I don ... 's possible. No matter which screen is paged in at any ... attribute data per scanline. 128 screen paging does help in one ... /> [/code]

    Even with screen paging at your disposal, this ...
    gasman gasman November 2008 Development
  • Game engine design, graphic format?Having never written a game engine before, I'm in need of a little advice on the best way to store the game map. Its 512 x 896 map, 4-way scrolling,…

    ... in the right places on screen, even though I'm using ... byte lookup table for the screen. Once i'm able to ... 'll redirect it to a buffer.

    I'm too ...
    FrankT FrankT November 2008 Development
  • PING:AlvinSince I archive my emails offline I am prone to losing people's email addresses.

    ... manages the text window, screen coordinates and text buffer (for input) -- the ... plot characters at the correct screen coordinate with optional modifiers (italic ...
    Alcoholics Anonymous Alcoholics Anonymous November 2008 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…

    ... Skool games use a back buffer too, but it's only ... also what I call a "screen refresh buffer" in the disassembly, which ... for each character square on-screen that needs updating after a ...
    SkoolKid SkoolKid November 2008 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…

    ... also what I call a "screen refresh buffer" in the disassembly, which ... for each character square on-screen that needs updating after a ... also have a full 6912 buffer which copies (using the 84 ...
    Jmk Jmk November 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…

    ... /> ; from bottom of screen upwards
    ScrollUpLoop1
    ; from top of screen downwards
    ScrollDownLoop1
    screen line in the scroll buffer
    ... /> POP HL ; retrieve pointer screen byte

    OR ...
    Digital Prawn Digital Prawn December 2008 Development
  • artist neededany volunteer here on WOS ?

    ... . You would need to buffer the screen to prevent tearing so the ... to copy changed portions of screen into one of 128's ... the next interrupt the actualized screen is switched to be visible ...
    Fikee Fikee December 2008 Sinclair Miscellaneous
  • Difference in emulator screen sizes and coloursSeeing as Greencard's gone out drinking... I've done a comparison between Spectaculator and ZXSpin. ZXSpin's full screen with border is taller than S…

    ... on required video RAM and buffer size, all of the 8 ... such as in an LCD screen.[quote]And the fact that ... that bothered about displaying correct screen dimensions and colours then. Seeing ... a 352 x 288 resolution screen. Spin outputs 352 x 296 ...
    Vertigo Vertigo December 2008 Emulators
  • Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…

    ... doesn't use a loading screen. (although the docfile mentions ... />
    Program uses screen as data buffer. The screen I grabbed is from ... ] - No information on loading screen as the version in the ... ] - No information on loading screen of the original game. (The ...
    Digital Prawn Digital Prawn December 2008 Games
  • The ZX printer buffer in +3 modeI have a few programs on .DSK images that were transferred from Timex disks, but some of them have code starting at 23296. Most of the time the code …

    ... the use of the printer buffer AND full use of +3 ... simply COPY filename.ext to SCREEN$

    "and it's ...
    DEATH DEATH December 2008 Sinclair Miscellaneous
  • Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…

    ... as "Does not use loading screen":-

    [b]TasSign 128K ... /> [b]Supadrive[/b]
    [b]Screen Manager[/b]

    EDIT ... use the screen as a fast-changing temporary data buffer when loading ... 't count as a loading screen by my reckoning.
    Digital Prawn Digital Prawn December 2008 Games
  • Do you really want to play a new cool, interesting, but rather hard game?Just thinking about it... For example, someone will create a game. BIG game. BIG BIG game, with multiple loading scheme, numerous rewind blablabla (o…

    ... the graphics required, a back-buffer screen, your interrupt routine, pixel address ... that your game loop, back-buffer, and blitting routines all fit ...
    bobs bobs December 2008 Games
  • Hi-colour gamesDoes anyone remember some of the games that used something called Ho-colour? Like the options page on the Agent X games, and a few others. If memory …

    ... a 256x192x16 screen though. 48K if it has a frame buffer. I ...
    Shockwav3 Shockwav3 January 2009 Games
  • Fastest way to clear a screen.We haven't had an optimizing fun for some time, so let's have some: What's the fastest way to clear a screen (i.e., filling the 6912 bytes at 16384 w…

    Actually, shortest way to clear screen is 3 byte CALL of ... .

    To fill whole screen area, including attributes, with zeroes ... erases part of the printer buffer):

    [code] ld h ...
    Shiru Shiru February 2009 Development
  • Fastest way to clear a screen.We haven't had an optimizing fun for some time, so let's have some: What's the fastest way to clear a screen (i.e., filling the 6912 bytes at 16384 w…

    ... ]Actually, shortest way to clear screen is 3 byte CALL of ... .

    To fill whole screen area, including attributes, with zeroes ... erases part of the printer buffer):

    [code] ld h ...
    baze baze February 2009 Development
  • SNA convertHi Can a .sna be coverted to .tzx and would there be any point ?

    ... without corrupting any part of screen (the trick is that code ... .sna is located at printer buffer (256 bytes). Antonio Villena already ...
    decicoder decicoder February 2009 Emulators
  • plus3e simple ide interface problemhi, I prepared a 8bit simple ide interface 3 days ago, but I got problems (with or without ide cable connected). 1.First of all, I have to press re…

    ... with a red-cyan patterned screen.

    A: Another issue ... gates of a 74LS14 to buffer the reset line.
    To ...
    spodula spodula February 2009 Hardware
  • Problem Wrapping SpritesHi, I am having an issue wrapping my sprites around the screen, Basically, I have a back buffer which is 24 chars (192 Pixels) by 28 chars (224 P…

    ... /> Basically I have a back buffer that is 192 pixels wide ... the backbuffer to the physical screen.

    This means that ... ) is then copied to the screen.

    Every loop I ...
    robpearmain robpearmain April 2009 Development
  • Problem Wrapping SpritesHi, I am having an issue wrapping my sprites around the screen, Basically, I have a back buffer which is 24 chars (192 Pixels) by 28 chars (224 P…

    ... ]Basically I have a back buffer that is 192 pixels wide ... the backbuffer to the physical screen.

    This means that ... ) is then copied to the screen.

    Every loop I ... have lots of enemies on-screen at once.

    Also ...
    bobs bobs April 2009 Development
  • Image to ZXSpec 1.0Hi, I've written a piece of software (still not finished) that outputs any kind of image onto a Spectrum having being converted on a PC. It takes a…

    ... slow POINT() function (synced to screen refresh) it took hours to ... per second in a memory buffer, but I think, this is ...
    LCD LCD May 2009 Sinclair Miscellaneous
  • Image to ZXSpec 1.0Hi, I've written a piece of software (still not finished) that outputs any kind of image onto a Spectrum having being converted on a PC. It takes a…

    ... slow POINT() function (synced to screen refresh) it took hours to ... per second in a memory buffer, but I think, this is ...
    brownb2 brownb2 May 2009 Sinclair Miscellaneous
  • Tape and Disk breakpointsIs it possible to set a breakpoint on a .TAP, .TZX or .DSK file so that the debugger pops up when loading finishes? I'm talking about a breakpoint wi…

    ... line 0s, a nice LOAD"" screen$ followed by LOAD""CODEs and ... describe, but I do additionaly screen and code compression, so there ... memory area to another (printer buffer, BASIC overwriting, etc.), after this ... the ROM loader to load screen or code), but I modify ...
    LCD LCD May 2009 Emulators
  • Maze Mania - How did they do it?Hi, I was looking at the game "Maze Mania" by Hewson Consultants, written in 1989. The game can be downloaded from here [URL]http://www.worldofspec…

    ... redrawing about 58% of the screen each frame, which helps, and ... whole thing to the back-buffer, and then blit in that ... time, or to the front buffer directly, or just scroll the ...
    bobs bobs May 2009 Development
  • Maze Mania - How did they do it?Hi, I was looking at the game "Maze Mania" by Hewson Consultants, written in 1989. The game can be downloaded from here [URL]http://www.worldofspec…

    ... scenery in place in the screen memory, but only where there ... the attributes in a separate buffer). Extra characters are drawn in ... side, then scrolled onto the screen. If you poke some coloured ... also poke bytes onto the screen - if they change the scenery ...
    joefish joefish May 2009 Development
  • SCREEN$ 1.9e Released!And here's another update! [url]http://paul.dunn.googlepages.com/SCREEN_1.9e.rar[/url] There's a few new things in this release, but it's mostly bu…

    ... available
    Using screen mode: 1024x768x32
    Screen folder exists.
    ... bytes.
    Unlocking secondary buffer...
    secondary buffer unlocked.
    Commence playing ... /> Clear Screen_Data[]
    Using screen C:\WINDOWS\system32\Scr\Barbarian ...
    zxbruno zxbruno May 2009 Sinclair Miscellaneous
  • Brand new River Raid remake?one of my friend is trying to make a riverraid remake on flash just to have fun, I checked zx spectrum port of river raid. it is bad, really bad, jer…

    ... draw them to the screen during the top border ... in the moving vertical attribute buffer. Then you render the ... to replace them on screen with the 00001111b bar ... 're not actually on screen. Easier said than done ... the bottom of the screen where the scores are. ...
    joefish joefish May 2009 New game ideas
  • Brand new River Raid remake?one of my friend is trying to make a riverraid remake on flash just to have fun, I checked zx spectrum port of river raid. it is bad, really bad, jer…

    ... for every line of the screen - no time left for loop ... can be pre-setted before screen rendering starts (it can be ... same MSB (depends on your buffer)

    then use loooooong ...
    Fikee Fikee May 2009 New game ideas
<1…26272829303132…34>

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