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<1…15161718192021…34>
  • 28-character wide multicolour(ish) on 48k SpectrumLong-time lurker here... I've always been interested in rainbow effects on the 48k Spectrum, mainly from a perspective of "Just what [I]would [/I]ha…

    ... Background
    L: Ink X, Background
    B: Ink Y, Background
    C: Ink Y, Background
    D: Ink X, Background

    [CODE]

    ; Assemble in high ...
    AMW AMW April 2012 Development
  • Name that Type-In! Game-Of-Life clone...Ok folks, get yer thinking caps on! It was a type-in. It used machine code to generate the display It used attributes to great effect Cells were rep…

    ... -in.
    It used machine code to generate the display
    Colours were both INK and PAPER
    It [i ...
    Dunny Dunny April 2012 Games
  • simplest method to pass a string to m/code?The statement "RANDOMIZE numvar+USR mc" is a simple way of passing a single numeric parameter to a m/c routine, as mc can retrieve numvar from the to…

    ... $;: but that needs some prefatory code to adjust the machine stack ... needs two statements.
    * RANDOMIZE CODE "s"+USR mc: but that ... needs some prefatory code to set up a location ...
    Battle Bunny Battle Bunny April 2012 Sinclair Basic
  • Dimming the screen...Hi Folks, I was hoping someone on here could help me with a wee machine code routine. I have written the following example in BASIC: [CODE]100 REM…

    ... me with a wee machine code routine. I have written the ... /> [CODE]100 REM FAST
    110 BORDER 0: PAPER 0: INK 7 ... a
    150 REM SLOW[/CODE]

    When run lines ... ! :smile:

    My machine code skills are sadly lacking and ...
    Paddy Coleman Paddy Coleman May 2012 Development
  • OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…

    ... quite a large chunk of code that needed reimplementing, and ... in different, but functionally equivalent code for the missing routines, as ... not tokenized. The CAT and INK commands are replaced with DIR ... LDIR block data copy machine code command), ON ERROR (error ...
    chev chev May 2012 Sinclair Basic
  • Help needed... RND in machine codeI have been battling away trying to convert a simple BASIC routine (below) to machine code, but to no avail. The routine is used to fire 2 bullets a…

    ... BASIC routine (below) to machine code, but to no avail.
    daveysludge daveysludge July 2012 Development
  • Anyone recommend a reliable cheap ink jet printer?Can anyone recommend to me a good inexpensive (less than ? 60) ink jet printer that isn't an Epson. I have a totally useless epson s20 that constantl…

    ... good inexpensive (less than ? 60) ink jet printer that isn't ...
    mrmessy mrmessy July 2012 Chit chat
  • 64x48 full colour graphicsHow feasible is this? Could an interrupt-driven routine be used to, for example, fill the top two thirds with a 64x32 blocky picture and leave the bo…

    ... to fill the screen with CHR$ 0x85 then change attributes every ... user other people's clever code as I'm not very ... seems, but seems doable. Any code to peek at?
    na_th_an na_th_an July 2012 Development
  • Skool Daze source code (and others)I suggest adding the source code for [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0004549"]Skool Daze[/URL] (available [URL="http://pyskool…

    I suggest adding the source code for [URL="http://www.worldofspectrum ... br />
    [QUOTE]The source code file contains a detailed list ... to Skool[/URL] (source code with list of bugs available ... Contact Sam Cruise[/URL] (source code with list of bugs available ...
    Einar Saukas Einar Saukas July 2012 Infoseek database
  • SpecBAS 0.749 Now available!Ey oop, you lot! A new SpecBAS has now been uploaded to the usual place - [url]http://www.specbas.co.uk/[/url] For your delight and delectation. …

    ... in 0.749:

    [code]

    v0.0.0 ... statement as you would with INK/PAPER etc.
    OVER modes ... means less corruption.

    [/code]

    The best bit ...
    Dunny Dunny July 2012 Sinclair Miscellaneous
  • ULA bug and snowI am tryng to improve the snow emulation in FBZX wii but I do not have a real spectrum to test the results. I used the information taken from Harele…

    ... />
    This is roughly the code:


    if((procesador ...
    Oibaf Oibaf August 2012 Emulators
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... obvious.

    [CODE]10 PAPER 7: INK 0: CLS
    20 ...
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • .chr to .binSo here goes another stupid question. What's the best way to convert .chr files created with ZX-Paintbrush to binary or asm format? I know ZX-Blocked…

    ... the best way to convert .chr files created with ZX-Paintbrush ...
    utz utz August 2012 Development
  • Hep needed with a bit of code...I've written a bit of code to make a character move across the screen, but the counter stops at 29 when the 3 lines to delete the characters trail ar…

    ... 've written a bit of code to make a character move ...
    daveysludge daveysludge August 2012 Development
  • 40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…

    ... a desperately elegant piece of code, but it does the ... , not 40.

    [CODE]

    org 32768
    ret
    foundat ; chr$22 can be used for ... /> jr nextchr
    foundcr ; chr$13 can be used for ...
    uglifruit uglifruit August 2012 Development
  • z80 Code Profiling (RESOLVED)Hi All, Just a quick question to ask if there is any way of profiling z80 Code for the Speccy??? I'm trying to write a piece of software and I curr…

    ... any way of profiling z80 Code for the Speccy???

    code, which is a pain in ... to auto-profile the running code, I would be extremely grateful ...
    Shando Shando August 2012 Development
  • Machine code loopsThis might sound a bit daft, but I,ve forgotten how to do loops using th 'b' register... I want to loop this x mount of times: [CODE]ld a,r and 6 i…

    ... mount of times:

    [CODE]ld a,r
    and ... /> call 43100
    call 45000[/CODE]

    There is any ...
    daveysludge daveysludge August 2012 Development
  • BASIC printer drivers for proportional and 6x8 printingcore features: * fully relocatable code; just do LOAD "" CODE startaddr:RANDOMIZE USR startaddr with any 'startaddr' * do POKE (startaddr+1),chan…

    ... /> * fully relocatable code; just do LOAD "" CODE startaddr:RANDOMIZE USR startaddr ... inline AT and normal/inline INK/PAPER/BRIGHT/FLASH/INVERSE/ ... OVER (except INK 9, etc)
    * for ... ]64#4[/url]. the code is fairly big and unoptimised ...
    Ketmar Ketmar September 2012 Development
  • Ideas for speeding up this BASIC routine?This loop can take up to 2 minutes to run, depending upon the content of the screen being scanned, about 70% of that time being taken up by lines 105…

    ... I'm asking about.
    [code]
    1050 FOR y=tri ...
    Battle Bunny Battle Bunny September 2012 Sinclair Basic
  • Anyone know where this is going wrong?I've written a simple routine to make a block drop from the top of the screen, but for some reason it wont 'cover its trail' so to speak. The block i…

    ... block is printed OVER in ink 8, paper 8 to stop ... starts at 60000:

    [CODE] org 59997
    a1: defb ... : defb 0
    defb 143[/CODE]

    Any ideas guys ...
    daveysludge daveysludge October 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…

    ... spaces at a time in INK 8 and OVER 1 to ... have so far:

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

    The problem I ...
    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
  • 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 …

    ... [code]
    LET e$="hkab"+STR$ USR ellipse
    h = CHR$ ... = address of routine
    [/code]
    makes it impossible to ... preferably less)?

    [code]
    ELLIPSE:ld ix,(23653 ...
    STKENDO:defs 2
    [/code]
    ---
    "But why? ...
    Battle Bunny Battle Bunny November 2012 Development
  • 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
  • Adding TAP file contents to a Spectrum +3e DOS PartitionHello my fellow WoS'ers, This thread is a companion to a great little guide from a fellow AmiBayer [B]mnjnurney[/B] you can view his thread by [URL…

    ... 0 : PAPER 0 : INK 0 : CLS
    [/code]This is a simple ... tutorial)

    [code]
    30 PRINT #1 ; INK 7 ; BRIGHT 1 ... bright white ink, flashing "press any key"

    [code]
    40 ...
    Zetr0 Zetr0 January 2013 Games
  • Andromeda Inc.Since there was a thread in the games section about Tarantula, I made a search and found the game [URL="http://www.worldofspectrum.org/infoseekid.cgi…

    ... /> [code]
    DEF FN P$(Y)=CHR$ 0+CHR$ 17+CHR$ 1+CHR$ 16+ CHR 7 ... + ("000"+STR$ Y) (LEN STR$ Y TO)
    [/code ... /> [code]
    DEF FN P$(Y)=CHR$ 19+CHR$ 0+CHR$ 17+CHR$ 1+CHR$ 16+ CHR ...
    Metalbrain Metalbrain January 2013 Infoseek database
  • 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
<1…15161718192021…34>

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