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<1…15161718192021…34>
  • RCS (Reverse Computer Screen)[B]RCS[/B] ("Reverse Computer Screen", or simply SCR written backwards) is a small utility I'm about to release, that reorders bytes from the ZX-Spec…

    ... results
    [code]
    6.144 cobra-uncompressed-withoutheader.bin ... cobra-group4.tiff
    1.047 cobra-cjb2.djvu
    [/code ... [url]http://antoniovillena.es/imagenes_foros/cobra-test.zip[/url]
    ... headers (for example cobra-uncompressed.tiff has a ...
    antoniovillena antoniovillena February 2013 Development
  • RCS (Reverse Computer Screen)[B]RCS[/B] ("Reverse Computer Screen", or simply SCR written backwards) is a small utility I'm about to release, that reorders bytes from the ZX-Spec…

    ...
    [code]
    6.144 cobra-uncompressed-withoutheader.bin ... cobra-group4.tiff
    1.047 cobra-cjb2.djvu
    [/code ... [url]http://antoniovillena.es/imagenes_foros/cobra-test.zip[/url]
    ... ]

    Cobra.scr without attributes is compressed ...
    Einar Saukas Einar Saukas February 2013 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... 31090
    20 LOAD ""CODE : LOAD ""CODE
    30 LET z ... 20 LOAD ""CODE : LOAD ""CODE
    30 RANDOMIZE USR 40000[/CODE]
    In ... generated". Finally load file "Cobra.scr.rcs.zx7" at address ... together using [B]SAVE "Cobra"CODE 40000,1768+6[/B]
    Einar Saukas Einar Saukas February 2013 Brand new software
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... together:
    [CODE]CLEAR 59999: LOAD "Rotatrix"CODE 60000: LOAD "Cobra"CODE 60000+161 ... : SAVE "both"CODE 60000,161+1774
    [/CODE ... RANDOMIZE USR 60161: REM decompress Cobra to screen
    [/CODE]
    Einar Saukas Einar Saukas February 2013 Brand new software
  • Assembler v Machine CodeHi. I've been looking at a lot of the code examples in the Development section and can see that Assembler is the way to go. However, I was wondering …

    ... ability to deal with machine code during your job interview ;)[/QUOTE ... on the early PPC processors Cobra I believe IBM called them ...
    Zetr0 Zetr0 March 2013 Development
  • "Chronos": how fast should it really be?I was reading [URL="http://timfollin.pwp.blueyonder.co.uk/Archive.htm"]Tim Follin's webpage[/URL] the other day and came across a curious remark abou…

    ... CPC version use your optimized code!!! :-o[/QUOTE]

    This ... are evil. I wrote a code that anyone even semi-professional ... , of course, if the CPC scroller was protected by a patent ...
    introspec introspec May 2013 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... you can simply download files "Cobra.scr", "Elexis.scr" and ... like this:
    [CODE]zx7 Cobra.scr
    Optimal LZ77 ... CODE]
    Now you will have 3 new compressed files called "Cobra ... :
    asm
    incbin "Cobra.scr.zx7"
    end asm ...
    Einar Saukas Einar Saukas May 2013 Brand new software
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... First, download the same files "Cobra.scr", "Elexis.scr" and " ... like this:
    [CODE]rcs Cobra.scr
    Reverse Computer ... CODE]
    Now you will have 3 new compressed files called "Cobra ... br /> asm
    incbin "Cobra.scr.rcs.zx7"
    end ...
    Einar Saukas Einar Saukas May 2013 Brand new software
  • Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…

    ... some seconds). I see original code and better will use POKE ... , is it possible to fix Cobra with any poke or loader ...
    Ivanzx Ivanzx May 2013 Games
  • Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…

    ... )/Musical 1 (with music)
    [*]Cobra - Hit Squad (the "bugfix" version ... TAP file, coming with source code, can be downloaded from [URL ...
    Alessandro Grussu Alessandro Grussu May 2013 Games
  • Horizontal Scrolling/Per Character gamesHello. Can anyone give me the titles of some Speccy games (preferably good ones, but I don't mind hearing about bad ones too) that scroll the playin…

    ... like first, before writing and code and deciding that it looks ... some sort of crazy superfast Cobra-style pixel scrolling routine and ...
    ccowley ccowley June 2013 Games
  • Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…

    ... an update to the Cobra night slasher fix. The ... killing him.

    [code];Cobra Night Slasher patch update
    cobra.rar]here[/url]. Cobra 1 shows original ... thus:-

    [code]
    ;vindicators attribute fix
    Bandit Bandit July 2013 Infoseek database
  • Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…

    ... the Alkatraz TZX images of Cobra in the archive and there ... 've neglected to provide source code for this updated patch, so ...
    jp jp July 2013 Infoseek database
  • Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…

    ... 've neglected to provide source code for this updated [Alkatraz] patch ... ://www.drumfu.com/CobraPatch_Speedlock7.zip"]Cobra[/URL] and [URL="http://www ...
    jp jp July 2013 Infoseek database
  • Scrolling by 2 pixelsWhat is the fastest way of scrolling a Spectrum screen line by 2 pixels left or right? When thinking about it I've come to this simple solution: [C…

    ... to this simple solution:
    [CODE]RR (HL)
    INC HL ... (HL)
    INC HL
    ...[/CODE]
    to scroll it by ... A and HL)? Very fast scroller in Sonic could have three ...
    tstih tstih August 2013 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... something like this:
    [CODE]zx7 Cobra.scr
    Optimal LZ77/LZSS ... ![/CODE]
    Now you will have 3 new compressed files called "Cobra ...
    R-Tape R-Tape August 2013 Brand new software
  • coding guruOk I'm looking for a to help me in my quest to do my first proper game. The 80's child in me thinks he can do it, But the 2013 man in me knows zip. …

    ... =ardentcrest;724612]I have some code from years and years ago ... 2-D 4-way map scroller in BASIC a while ago ...
    Battle Bunny Battle Bunny September 2013 Sinclair Miscellaneous
  • Joffa Smiff RememberedMemories we keep one by one, Things you said, Things you have done, They bring a smile, Often a tear, Always a wish that you were here. Jonathan "Jo…

    Has anyone looked at his saucer source code for the sprite subroutines?

    It looks like he is using the stack pointer like in cobra
    slenkar slenkar October 2013 Sinclair Miscellaneous
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... loader. It then loads game code to 23296 using counter loader ... streaming from tape!

    Cobra - Original Alcatraz - One of the ...
    nuggetreggae nuggetreggae October 2013 Development
  • Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …

    ... ]Wow. It's exactly the code that I am thinking to ... is the method used in Cobra).

    2. It's ... ), and basically make your logic code fill out these buffers, as ...
    Hikaru Hikaru December 2013 Development
  • This is Tritone (new beeper music compilation)A Battle of the Bits music compilation! All made by nix./site, brightentayle and, most importantly, TK90X Fan! \ ^_^ / All the songs in here use a b…

    I like AY sound too, I'm not a beeper purist. :razz:

    May someone produce new AY demo? I'm not an artist nor musician, but I might help to code some menu and scroller. ;)
    TK90XFan TK90XFan December 2013 Brand new software
  • This is Tritone (new beeper music compilation)A Battle of the Bits music compilation! All made by nix./site, brightentayle and, most importantly, TK90X Fan! \ ^_^ / All the songs in here use a b…

    ... I might help to code some menu and scroller. ;)[/QUOTE]

    Crash Nicker Crash Nicker December 2013 Brand new software
  • What 80's games authors are here?I realise there may be some who are keeping a bit quiet about who they are, but I'm using my real name as my WoS name and I know there are some other…

    ... ragged on you in the scroller for [b]Vladivar[/b] and ... in my dev files (picture, scroller, music and a logo effect ... around to an actual machine code game...

    [QUOTE=fog ... ; the sound effects and driver code for [b]Quota[/b] and ...
    TMR TMR December 2013 Sinclair Miscellaneous
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... this time. For instance:
    [CODE]#include "zx7.bas"

    incbin "Cobra.scr.rcs.zx7"
    end asm
    ...[/CODE][/QUOTE]
    szeliga szeliga December 2013 Brand new software
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... /> Yes, there is:

    [CODE]#include "zx7.h"

    binary "Cobra.scr.rcs.zx7"
    #endasm[/CODE]

    There ...
    Einar Saukas Einar Saukas December 2013 Brand new software
  • is this a forum for new games ideas as in really new gamesWhat I mean is Nebulous was a new game concept, [cylindrical scrolling?] and I am having difficulty coming up with new concepts. Seems my brain just …

    ... game, based on Joffa's COBRA "PUSH scroll" routine, and posted ... . I still have the source code of that scroll - didn't ...
    dmsmith dmsmith December 2013 New game ideas
  • Game loopJust working on my first ever Spectrum game, and am struggling to work out what the game-loop should look like. I've got interrupts enabled (mode 2)…

    ... . In that way the interrupted code knows it should finish asap ... waste time by doing nothing. Cobra does it same way.
    catmeows catmeows January 2014 Development
  • who is the John Peel of demos?One for the kids I know, and quite UK centric, but is there a person or site that does what John peel did for music, but with demos, I would need to …

    ... tunes ripped from games + some scroller + some simple graphics, often ripped ... protections, read somebody's else code and data and get from ...
    Ralf Ralf April 2014 Sinclair Miscellaneous
  • Unusual custom turbo loaders - with sourcesI have always been fascinated by turbo loaders; my games all feature a TZX version with one of such schemes implemented, and I have been experimentin…

    ... =0000996"]Erbe re-release of Cobra[/URL]. I don't know ... Biturbo I/II.

    [CODE]
    ; Erbe Software loading scheme ...
    SCF
    RET
    [/CODE]

    [B][URL="http ...
    Alessandro Grussu Alessandro Grussu May 2014 Development
  • +2A fixing Loaders request: Ghosts N? Goblins, Travel with Trashman and DuetIf anyone fancies, I would appreciate a lot to get the loaders, you know, the BASIC listing with a lot of DATAs, to type them, save them in cassette …

    ... are velesoft's fix:
    [CODE]
    POKE 43796,175: POKE ... 43797,60: RANDOMIZE USR 25009[/CODE]

    [QUOTE=Ivanzx;781647 ... ones you gave me for Cobra, Deus Ex Machina and Nipik ...
    jp jp July 2014 Games
<1…15161718192021…34>

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