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Search Again :: Adv Search 1000 results in 0.013s
<1234567…34>
  • I need ASM for random numberI need to generate a random pair of coardinates in asm so that x=random no between 0 and 31, y=random no between 0 and 23. Any ideas on how to code …

    ... crap)
    to rescale random values you can mask it ...
    this is another simple generator
    x = MOD((57*oldx ... on Z80 consumes so much time)

    making real random generator is ... [url="http://www.saliu.com/random-numbers.html"]http://www.saliu ...
    Fikee Fikee September 2004 Development
  • Who the fcuk is Paul McKenna??Disappointing development: [url="http://www.worldofspectrum.org/showwrap.cgi?permit=houses/McKennaPaul.pmt"]http://www.worldofspectrum.org/showwrap.…

    Guess what my random Z80-snapshot generator accidently generated???

    A fully working game named :
    JACK END THE BAENSTAKL

    By ROTH SOFTWEAR


    ;)
    Dr BEEP Dr BEEP February 2005 Games
  • Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…

    ... , not a very good random number generator. Here's the one ... 't support ROM-random generator I converted
    ; them to Z80.
    ; My ... .

    ; 16-bit seed random generator
    ; ----------------------------
    ; Faster than ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... complication. z88dk's random number generator is not very good ... haven't seen any z80 random number generator that is very ... result. A perfect random number generator should have a flat ... of random numbers generated are --a poor random number generator will ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... the complication. z88dk's random number generator is not very good at ... I haven't seen any z80 random number generator that is very good ...
    :-?

    All pseudo-random number generators are uniform by ... it's supposed to give random numbers, ain't it?
    Metalbrain Metalbrain July 2007 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…

    ... using a fast 16-bit random generator which I found somewhere on ... Z80 website).

    I have a fast 8-bit pseudo-random generator ... port that one to the Z80. :D
    Digital Prawn Digital Prawn December 2008 Development
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... cover the entire screen). This generator, by far, surpasses the ... someone is interested in a random generator with better characteristics and ... .php?t=39632"]CMWC random number generator for Z80[/URL].

    ... of most if not all Z80 programs (and if not, ...
    Patrik Rak Patrik Rak June 2012 Development
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... three main aspects of each random generator. One is the period, ... of the tested generator is usually used as random values in ... Z80 code, and implemented that.

    The result is a generator ... unheard of for a generator available on Z80 with such a ...
    Patrik Rak Patrik Rak July 2012 Development
  • CMWC random number generator for Z80Seeing the interest regarding the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=23070"]Xor-Shift random number generator for Z80[/URL]…

    Indeed. If you google for "z80 random number generator", the top hits are still ...
    Patrik Rak Patrik Rak May 2015 Development
  • So where is the random number in the Speccy ?So I am messing around with ZX Spectrum Assembler and I want a random number. I looked up previous posts and one of the links said that random number…

    ... short routine for getting a random number yourself :)

    It ... get 100% absolutely perfect random number generator on any computer but I ... ://www.google.pl/search?q=z80+random+number&ie=utf-8 ...
    Ralf Ralf November 2016 Assembler
  • Question about snapshot files....I've noticed that everytime I play "The Boss" (football management) it produces the same scores. I've played the first 5 games 3 or 4 times now and t…

    The RANDOM generator is not the only thing, ... issue: don't make your random generator to determent from the timer.
    Dr BEEP Dr BEEP April 2007 Games
  • The Non Randomness of Sam BasicHows about this for weird. Hardly ever bothered with such simple stuff before but this is what I just did on the Sam ( as in a real one now I've got …

    ... ?lnk=gst&q=pseudo+random&rnum=6#34e1fddfe531ae62]discussed ... is a much better pseudo-random generator (in that it generates a ... ]appear[/i] to be truly random - suitability for other uses may ...
    Dunny Dunny June 2007 Sinclair Basic
  • That's not my nameSo, time for some idle speculation. Why did you pick the forum handle you use (IF you didn't just use your real name)? I've used 'Winston' since I …

    I used a random mix of letters in my name. Unfortunately, the random generator was a bit crap and ended up with surname-firstname every time. I was going to debug it but I forgot.
    Lee Fogarty Lee Fogarty July 2007 Chit chat
  • That's not my nameSo, time for some idle speculation. Why did you pick the forum handle you use (IF you didn't just use your real name)? I've used 'Winston' since I …

    [QUOTE=fogartylee;201727]I used a random mix of letters in my name. Unfortunately, the random generator was a bit crap and ended up with surname-firstname every time. [/QUOTE]

    Not very random was it? :-o
    Arjun Arjun July 2007 Chit chat
  • SENDING beeper music from Z80 to AY?Hello. According to [url]http://z80.e-demo.pl/[/url] Z80 sends music-data to ULA (the 1-bit transducer). I was wondering if it's possible to send…

    ... I'm not sure if Z80 (as generator) is so closely connected ...
    Mister Beep Mister Beep April 2008 Sinclair Miscellaneous
  • VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…

    ... do a simple 8-bit random generator, how to allocate memory for ... PTR2+1

    ;Initialise Random Seed
    LDA #$7f
    ;Keep trying a random position
    ;until an empty ...
    Digital Prawn Digital Prawn August 2008 Sinclair Miscellaneous
  • Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …

    ... crashed[/b]. :D The pseudo-random generator just makes it look that ... .
    Pseudo-random RAM filling test, with 16-bit generator.

    Digital Prawn Digital Prawn January 2009 Games
  • When would you use LD A,R ?Can anyone tell me a practical use of LD A,R and LD R,A I am confused when you would need to use it? Cheers

    As for random generator, [URL="http://www.worldofspectrum.org/ ...
    Patrik Rak Patrik Rak November 2009 Development
  • Joffa's gamesI think opening this thread would be a nice way to pay homage to Joffa. According to infoseek, this is the list of games programmed by him, as a so…

    ... add a bias to the random generator so that I can win ...
    ewgf ewgf October 2010 Games
  • Joffa's gamesI think opening this thread would be a nice way to pay homage to Joffa. According to infoseek, this is the list of games programmed by him, as a so…

    ... add a bias to the random generator so that I can win ...
    deadpan666 deadpan666 October 2010 Games
  • Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…

    ... of the open source z80 C compilers and it ... :P) to improve its z80 code generator. z88dk's future would ... a rewrite of the code generator and, as has been ... it. sdcc's code generator is still a little naive ... z88dk / whatever to a native z80 platform :) .
    Alcoholics Anonymous Alcoholics Anonymous November 2010 Development
  • BeepFX - beeper sound effects editor for WindowsThere is readme file and a demo project, so I don't think it needs much explaination. To get idea what it is capable for, File/Open project, load the…

    Thanks again, Shiru. I discovered random generator now and in fact I'm able to make some interesting sounds with single clicks.

    Check for sound effects in my future games :)
    Ralf Ralf December 2011 Development
  • Auto generated spritesLooking around for some graphics I came across [url]http://blog.disktree.net/?p=19[/url] , one of several such pages. Need the odd 8x8 UDG or two (…

    ... the code for generating the random numbers, I noticed that ... interesting example code for random number generation that might ... exploring on the Xor-shift random number thread (check out ... to try inserting this new random generator into my example... Actaully, ...
    kgmcneil kgmcneil December 2011 Development
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... if you use a (solid) random generator to generate (much) more than ...
    Patrik Rak Patrik Rak December 2011 Development
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... if you use a (solid) random generator to generate (much) more than ... "throw away" the first two random values generated from a fresh ...
    Paddy Coleman Paddy Coleman December 2011 Development
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... 0-9 (assuming the random generator returns the 8bit number in ... (this time assuming the 8 random bits in A, which the ...
    Patrik Rak Patrik Rak December 2011 Development
  • RND CommandsExactly how random are they? Reason I ask is I'm using 4 of them to generate a random number, the value of which then assigns movement commands to f…

    ... about the BASIC random generator not being all that random. While you definitely ...
    Oktup Oktup January 2012 Sinclair Basic
  • RND CommandsExactly how random are they? Reason I ask is I'm using 4 of them to generate a random number, the value of which then assigns movement commands to f…

    ... about the BASIC random generator not being all that random. While you definitely ...
    Rebelstar without a cause Rebelstar without a cause January 2012 Sinclair Basic
  • Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…

    ... the principles of this xorshift generator in 'idiots' language? I ... QUOTE]

    The generator produces a deterministic sequence of ... evenly distributed, "looks" very random, and only repeats after ... need for a great random generator implementation.
    Einar Saukas Einar Saukas July 2012 Development
  • Journey's End III was a big fan of Journey's End and invested many months of my life in playing this very hard game. I even had plans in 1987 to make a follow up. In…

    ... [/B], how 'sensible' is your random generator? I mean that it's ... that caves usually are pretty random, but it looks rather poor ... many crawlers and adventures with random (and even planned!) castles abuse ...
    NRA NRA July 2012 New game ideas
<1234567…34>

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