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<1…17181920212223…34>
  • need a new method for m/c parameter assignmentI've been using a variable length function of the form: "FN a$(a$,a[,b...,z])=STR$ USR md" to search a data table and return a string result. By putt…

    ... and return a string result. By putting a string definition as the ... be persuaded to return any string expression. This works but the ... can be used wherever a string expression can be used.
    code.
    Battle Bunny Battle Bunny September 2012 Development
  • Covering my tracks using OVERI've got myself in a bit of a mess again I'm afraid, the routine I have written is for 4 characters to move across the screen 2 spaces at a time in I…

    ... have so far:

    [CODE] org 59998
    defb 4 ... ,1,97,98,99,100[/CODE]

    The problem I ... 4,29 as the print string is entering/exiting the play ...
    daveysludge daveysludge October 2012 Development
  • multi-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…

    Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width is
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • ZXDev - powerful environment for development in four languages is ready for testingXDev/ZXDev is open and free set of compilers, additional tools, libraries and design patterns for target platform ZX Spectrum 48K in different progra…

    ... compilation. The decomposition of code into different modules enables a ... [/url]

    [CODE]MODULE TinyHello; IMPORT Basic;
    CODE]

    After ... /master[/url]
    Version control: [url]https://github.com/ ...
    Oleg N. Cher Oleg N. Cher October 2012 Development
  • SpecBAS 0.755 Now available!At last, here's the bugfixes you've all been waiting for! The last round of fixes which allowed proper error propagation in the file i/o routines re…

    ... for the lowdown:

    [code]
    v0.0.0.755 ... PLAY now accepts a note-string as the RATE parameter, ie ... the entire package... oops!
    [/code]

    Also, the Raspberry ...
    Dunny Dunny October 2012 Sinclair Miscellaneous
  • A Miscellany of Dangerous TipsHere's a selection of ideas for using some of the more obscure system variables which I've found handy on occasion. They can be very convenient if us…

    ... MasteringMachineCodeOnYourZXSpectrum.pdf]Mastering Machine Code on Your ZX ... code embedded in the program as a hex dump DATA string ... /> References:
    * storing machine code in BASIC (Jan)
    * more ... (Feb)
    * Poking a string to memory... (Mar)
    * ...
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • The Hobbit, Empire, and an interviewHi all, I've got a little article on the making of The Hobbit in the latest issue of Empire magazine (we've run a huge feature on the film). I inte…

    ... of turning that into Assembler code - quite a mental transition of ... develop a game and to control the images in the future ...
    Bad Horsey Bad Horsey November 2012 Games
  • Optimisations in Exomizer Z80 decrunch codeThis is the 163 bytes old code (simple and optimized): [CODE] ld iy, exo_mapbasebits ld a, 128 ld b, 52 push de exo…

    ... of 3 bytes. Changing this code:
    [CODE]
    call exo_getbits
    code)

    [CODE]
    call exo_getbit
    code:

    [CODE]
    ld iy, exo_mapbasebits ...
    antoniovillena antoniovillena November 2012 Development
  • Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …

    ... parameters, namely:
    [code]
    LET e$="hkab"+ ... = address of routine
    [/code]
    makes it impossible to ... preferably less)?

    [code]
    ELLIPSE:ld ix,(23653 ... ;IX=address of parameter string
    ld a,(ix ...
    Battle Bunny Battle Bunny November 2012 Development
  • SpecBAS 0.759 Now available!Hi all - Another round of bugfixes and a couple (well, one) of new features! Go grab the latest from [url]http://www.specbas.co.uk/[/url] - linux a…

    ... to follow shortly!

    [code]
    What's new for ... the "$:" (Current directory) assign
    [/code]

    OUT is very ... PRINT to a stream or string var, but also the output ...
    Dunny Dunny November 2012 Sinclair Miscellaneous
  • Speedlock Source CodeOooh - found some interesting Amstrad/Spectrum Speedlock source code over at [url]http://web.archive.org/web/20070126232648/http://andercheran.aiind.…

    ... interesting Amstrad/Spectrum Speedlock source code over at [url]http://web ...
    jp jp November 2012 Development
  • Code execution logging/profilingAs revealed in [url="http://www.worldofspectrum.org/forums/showthread.php?t=41666"]this thread[/url], I'm adding support for reading code execution l…

    ... 'm adding support for reading code execution logs produced by emulators ... of working out what's code and what's not in ... can do some kind of code execution logging or profiling, for ...
    SkoolKid SkoolKid November 2012 Emulators
  • A 128 Routine to Put Tokens in StringsI was writing a DEF FN on the +128k and decided that I'd had enough of not being able to put function tokens in strings without a great palaver and s…

    ... line with the correct CHR$ code following and in the main ... to occur within a quoted string. So for FN insert UDG ... ..."len",177,"uln",184...
    [code]
    9990 DATA "fn",168 ... 9991
    9993 LET u=CODE t$+47: CLS :
    ... 256*PEEK (a+1)
    [/code]
    Battle Bunny Battle Bunny December 2012 Sinclair Basic
  • Zero 0.5 ReleasedAfter a bit of a hiatus, the next update of Zero is now available [URL="www.ramtop.wordpress.com"]here[/URL]. Feedback and bug-reports appreciated! …

    ... when required.
    + Emulation speed control added in Options.
    + Added ... that is called directly from code.
    * Updated TapeDeck GUI.
    Arjun Arjun January 2013 Emulators
  • Microcontrollers and the SpectrumBeing unusually busy lately, I didn?t get a chance to comment at the time on a remark in an older thread, but I shall take the liberty of doing it no…

    ... -state), 2 address and 3 control lines: CS, RD and WR ... processing tasks.
    Firmware source code, proving the above stated, is ...
    Dan Antohi Dan Antohi January 2013 Hardware
  • Relocating a block of code as to work on a 16k spectrumI've written a game in from 50000 to 65535 and was wondering if there were any way to relocate the entire block of code to work on a 16k Spectrum. I…

    ... relocate the entire block of code to work on a 16k ... will move a block of code and alter all the jumps ...
    daveysludge daveysludge February 2013 Development
  • Freescape based on reverse engineered "I of the Mask" code?That's what Sandy White has said in this interview just published on Eurogamer: [url]http://www.eurogamer.net/articles/2013-03-06-code-britannia-san…

    ... .net/articles/2013-03-06-code-britannia-sandy-white[/url]
    code and based the Freescape engine ...
    Mousey Mousey March 2013 Games
  • SpecBAS 0.766 Now available!HI Folks! Sorry for the lack of updates recently, but with a one-year-old son I'm not getting much time these days - that will improve later, I'm su…

    ... PRINT i: NEXT i
    [/code]

    Will output < ... br />
    [code]
    1
    2
    Python-style string multiplication - 2*"Hello" will create ... empty, but filenamed autosave
    [/code]

    Some of ...
    Dunny Dunny March 2013 Sinclair Miscellaneous
  • Announcing MetroSpec: ZX Spectrum 16/48K Emulator for Windows Phone 7 / 8Hi All, I'm the author of MetroSpec, a ZX Spectrum 16/48K emulator for Windows Phone 7 / 8. MetroSpec V1.3 was actually launched in September 2012, …

    ... , genre, platform, year etc)
    Code in Spectrum BASIC
    Virtual ... / 8 wide tiles
    Motion control (Manic Miner is great using ...
    GlennEdwards GlennEdwards March 2013 Emulators
  • Loading / Saving Data in VariablesHello there my fellow WoS'ers I was wondering if there was a way (in basic) where I could save variables like string / integer arrays? i.e. [cod…

    ... like string / integer arrays?

    i.e.

    [code]
    20 DIM index(13)
    [/code]

    Could I save ...
    Zetr0 Zetr0 March 2013 Sinclair Basic
  • Printing textThis is probably quite a basic question, or there might be something obvious I'm missing. I'm looking for an economical way of printing formatted te…

    ... something like this:

    [CODE]
    ld a,2
    [/CODE]

    The problem is ... of text overall, so those control codes seem to take up ...
    Morkin Morkin April 2013 Development
  • plus d machine code loader issueas many of you know i have done / been doing quite a few tr-dos recracks for the plus d but i have come into a bit of a problem the plus d machine co…

    ...
    the plus d machine code loader requires you to have ... after is a bit of code to put before the loader ...
    djgarf djgarf April 2013 Sinclair Miscellaneous
  • Arcade Game Designer 4Just released over at the AGD forums. New this time: Sprites can now be individually coloured using the SPRITEINK command. If 16x16 sprites aren't…

    ... events. Want an intro/control menu screen? There's ... game or on a control menu/static text screen), ... to the keyboard/joystick control routines has moved, so ... to the intro screen/control menu event so you ... still write your own BASIC code should you desire.
    ...
    jonathan jonathan May 2013 Brand new software
  • Chronos (BUGFIX)Please add the following "known errors" entry to [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0000951"]Chronos[/URL]: [QUOTE]Bugfix provid…

    ... ; skip remaining of original routine[/CODE]
    The reimplementation above takes ... order:
    [CODE]56922: ld a, (59664) ; selected control
    56925: cp ... ; enable Sinclair (should be Cursor)[/CODE]
    Fixed using POKE 56936 ...
    Einar Saukas Einar Saukas May 2013 Infoseek database
  • SpecBAS 0.775 released!Hi all - me again :) SpecBAS has been updated again, and a whole load of new stuff has been added. Not many bugs fixed (none reported, and I only fo…

    ... what's new:

    [code]
    v0.0.0.775 ... /> BASE$(value,base) returns a string of the number converted to ... contains the value specified (or string). SEARCH(array() NEXT) will ... truncated arrays when LISTed
    [/code]

    Of particular ...
    Dunny Dunny May 2013 Sinclair Miscellaneous
  • How to test Z80 Code?Hi All, Is there a way to test a block of z80 code (nothing speccy specific in it) with many different inputs? The reason I ask is that I'm writing…

    ... test a block of z80 code (nothing speccy specific in it ... and want to check my code's output for every combination ...
    Shando Shando May 2013 Development
  • PENTAGRAM and THE CODEHey, I have these two games up for grabs. Pentagram needs no introduction. Just note that the clam is missing 3 of those little thingies that hold …

    ... loads fine :)

    The Code is a 1984 release, or ...
    daniel_gsp daniel_gsp May 2013 Sales
  • Machine code loopsDear all, 30 years too late I know, but I'm finally starting to get to grips with Machine Code - something I could never manage back in my early tee…

    ... get to grips with Machine Code - something I could never manage ...
    Tobo Tobo June 2013 Development
  • Are these files of any use to anyone? (MANIC MINER MUCH FASTER AND SMALLER CODE)I've not touched any of this for 3 years, I thought I lost it when I had to reformat my C: drive. EDIT: These links might work Z80 source [url]http:…

    ... did rip off the movement code from the JSW disassembly after ...
    Paradigm Shifter Paradigm Shifter June 2013 Development
  • SpecBAS 0.776 released!Hi all - A small update today, though it has taken an enormous effort to get this working well (and efficiently!). I'm quite glad I did it though, …

    ... /pandora to follow.

    [code]
    What's new for ... - access arrays using a key string. KEY array(index)="mykey", then ... bug in the mouse handling code that could cause a crash ... fullscreen to windowed mode
    [/code]

    Enjoy!

    Dunny Dunny June 2013 Sinclair Miscellaneous
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Latest Posts

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