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<1…16171819202122…34>
  • Sprites flickeringI am trying to write a Spectrum game in machine code. I am still a beginner in programming, however I did much progress recently, i believe. Now I am…

    ... HALT command to begin my routine with new interrupt
    2 ... . Is it much? How many graphics will I be able to ...
    Ralf Ralf October 2004 Development
  • Favourite thing about the SpectrumWhat was/ or is your favourite thing/s about the Spectrum? Is it the soundchip of your favoured/owned machine, be it 48K beeper, or 128 AY the shee…

    ... to decide really.

    * Graphics were just brill for those ... great machine to program in assembly.
    * GAMES, wait... I already ...
    bjohnnybravo bjohnnybravo November 2004 Sinclair Miscellaneous
  • Key Redefine RoutineAnyone written a nice key redefine code snippet?

    ... /> Thanks :wink:, I was after assembly not basic, but appreciate the ... - I'd never have considered assembly language, not in a million ... , but what about in this assembly language thing?) and *then* ... to do a key redefine routine in assembly.

    Which ...
    Dunny Dunny November 2004 Development
  • Key Redefine RoutineAnyone written a nice key redefine code snippet?

    ... - I'd never have considered assembly language, not in a million ... go and learn what z80 assembly is, how it works, and ... , but what about in this assembly language thing?) and *then* I ... to do a key redefine routine in assembly.

    Which I ...
    monty.mole monty.mole November 2004 Development
  • Help required to calculate screen addressesDoes anyone have some code that calculates the screen address one pixel below the given address ? Is it best to use a lookup table ? Any examples of …

    ... it directly in a sprite routine. A better way would be ... complete lookup table in the assembly file).
    gasman gasman November 2004 Development
  • Help required to calculate screen addressesDoes anyone have some code that calculates the screen address one pixel below the given address ? Is it best to use a lookup table ? Any examples of …

    I downloaded your Sprite Graphics Tutorial and have made good ... and that was with the "Routine to generate a Screen Address ...
    Mr Millside Mr Millside November 2004 Development
  • (OT?) Windows colour cycling?Is it possible, in a Windows program, to get colour-cycling by the "proper" method?? That is, by changing the bitmap/window palette and having the sy…

    ... rather than StretchDIBits (stupidly, the routine which had to deal with ... !)

    2) Some modern graphics cards have rubbish performance in ...
    AndyC AndyC March 2005 Development
  • Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …

    ... you pressed. If you hit graphics+f2, you're expecting an ... couldn't code in z80 assembly back then.

    When ...
    Dunny Dunny April 2005 Sinclair Basic
  • A silly BASIC programming challenge for you all..This is a very, very sily idea. So only read if you are bored. I use E-bay a lot. (my user id is thx1138ebn) edit: it's now retro-technology :edit…

    ... of the DRAW routine has recently updated his Turtle Graphics Java applet ...
    Geoff Geoff May 2005 Sinclair Miscellaneous
  • Game being created with Platform Game DesignerBeen playing with this since yesterday when i bought it from Cronosoft. To someone like me who cant program its excellent to create a Manic Miner st…

    ... correctly there's a ROM routine at address 654 (028Eh) which ... pressed). So your redefine key routine should CALL this address and ... (my first) routine in assembly to call that ROM routine, read the E ... else when the 14 bytes routine was done.

    ...
    na_th_an na_th_an May 2005 Development
  • Challenge II: Warcraft: Orcs vs. Humans on the speccyThis should be challenging!

    ... some kind of a load routine which searches for animations, maps ... space considering the sprites and graphics changed to the Speccy Format ...
    FRGT/10 FRGT/10 June 2005 Development
  • Congratulations to Martijnfor a top Games TM interview! Colin

    ... their lowest level (hardware and assembly language). I began experimenting with ... : Paul McKenna of Odin Computer Graphics recently asked for his games ...
    Skarpo Skarpo June 2005 Sinclair Miscellaneous
  • "Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]

    ... not argue about C64 "blocky graphics" anymore.

    There are ... on C64/C128 the same routine works on ALL models.
    Fr?hn Fr?hn July 2005 Games
  • Games Club - Week 21Hi, Last week I asked you to nominate games for which Tim Follin provided the music and got the following responses Agent X Bionic Commando (denie…

    ... shock: I experienced the Bleeploading routine for the first time in ... : the game looks fine - nice graphics, really playable - I like it ...
    de Vandemar Croup de Vandemar Croup July 2005 Games
  • Ghost & GoblinsIn one afternoon which you want to throw the +3 by the window, because the assembler or a inconsistent bug in the code, i take a break and lost the …

    ... ; Goblins uses a clever scrolling routine that allows for a smooth ... the horizontal scrolling routine to be the key routine for the entire ... even how much memory the graphics use up.

    P ...
    Jmk Jmk August 2005 Development
  • BASIC question (in both ways)hi, im fairly new to spectrum stuff.. I bought one a couple of days ago.. im trying to write a basic program that opens a window (drawn with DRAW com…

    Unless you write your own routine (which will be really slow, ... REALLY slow unless you use assembly), text can only be printed ...
    na_th_an na_th_an August 2005 Sinclair Basic
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... /LOAD bytes so that the graphics of one sprite sit in ... the mask bytes of the graphics of another sprite. This way ... necessary to include their own assembly beep routines once that's ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... last slot to page in graphics and game data.

    routine, and it works like a ... , I used the ROM BEEP routine but somewhat like a black ... box. A BEEP routine will be a nice addition ...
    na_th_an na_th_an September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... chars in size it's graphics are defined as follows:
    assembly function. Taking the same hypothetical ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... last slot to page in graphics and game data.

    routine runs.

    All these ... updated" in the interrupt service routine ... In moggy, I used Wham ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... have never considered stepping into assembly coding. Now I try to ... the most critial parts to assembly within the C skeleton, which ...
    na_th_an na_th_an September 2005 Development
  • Q on scanning books.Those of you with experience scanning books: What is the "best" way to scan them without making creases etc? I am wondering if a hand scanner is t…

    ... am doing are:-

    Assembly Language For Arcade Games and ... />
    and

    Adveanced Graphics with the Sinclair ZX Spectrum ...
    Steve(spt) Steve(spt) October 2005 Support files
  • what was the thing that impressed you the most ?on a Spectrum game - you know, those things that you thought to be impossible, yet.. e.g the wide screen mode in Dark Star, Technician Teds loader..…

    ... ,.. its scrolls, its graphics, sound.. the writing routine on hiscore table.
    judasEZT judasEZT October 2005 Games
  • Help, my Sprite Code wont workI have zipped it all up here: [url="http://www.peargames.co.uk/downloads/galagorf.zip"]http://www.peargames.co.uk/downloads/galagorf.zip[/url] If y…

    ... can give "gaps" in the graphics, or flickeryness.

    It ... colour either side of your routine... this will tell you approximately ... the scanline is when your routine finishes. Check also the timings ...
    icabod icabod December 2005 Development
  • ANN: midi2ay 0.1Well, here's the MIDI-to-AY converter I promised. I've named it "midi2ay" (original name eh?) [url="http://es.geocities.com/qllaria/midi2ay/midi2ay-…

    ... , yeah I tried using the assembly listing and adding a RET ... the end of the fin routine, but it still just crashed ...
    mulder mulder December 2005 Development
  • Funniest Spectrum-related memorySeeing the emulated loading screen on the Dreamcast speccy emulator reminded me of something from many moons ago. I was in the local computer shop w…

    ... tried to type in an assembly listing from a book! :D ... in the asm for a routine that did overscan bars in ...
    icabod icabod January 2006 Sinclair Miscellaneous
  • Development SurveyI was just wondering how many people are actually developing games or programs for the Speccy. I'm not talking about people who "plan" to write somet…

    ... do you use? (asm, z88sdk, graphics tool, music tools, etc)

    [B]100% Pure Assembly Baby[/B]


    robpearmain robpearmain February 2006 Development
  • Development SurveyI was just wondering how many people are actually developing games or programs for the Speccy. I'm not talking about people who "plan" to write somet…

    ... you use? (asm, z88sdk, graphics tool, music tools, etc)
    graphics are either ported from the ... and i've experimented with graphics before and have experience ... Basic, C etc)

    Assembly language.

    > Cheers ...
    TMR TMR February 2006 Development
  • Worst loading screenAlmost every Spectrum game has a loading screen. Some of them are good, some are not. So, which one is the worst loading screen ever?

    ... S. Whassisname was busy hacking graphics in existing games and selling ... weren't above lifting a routine or two from an existing ...
    udgoverload udgoverload February 2006 Games
  • Kung Fu MasterWhy why WHY was the Spectrum conversion of this game so BAD? It's like the Programmer played the Arcade game a couple of times and then wrote the co…

    ... /> crap plot, stupid enemies, useless graphics, slow gameplay, rubbish collision detection ... hadnt written a decent jumping routine theres no way i'd ...
    Bluce_Ree Bluce_Ree February 2006 Games
<1…16171819202122…34>

Latest Posts

  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
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