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Search Again :: Adv Search 832 results in 0.001s
<1234567…28>
  • Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]

    ...
    plasma
    plotter
    polar coordinates
    raster bars
    raycast ...
    TonyCiampi TonyCiampi September 2013 Chit chat
  • Spectranet UsersHi! I'm testing Spectranet interface on Fuse and I'm thinking on emulating spectranet on ZEsarUX. Some questions: 1) Are there many active Spec…

    ... world state), convert everything to polar coordinates around the client in question ...
    hikoki hikoki May 2016 Hardware
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…

    ... to the screen at chosen coordinates and a brief explanation of ...
    alienbanana alienbanana February 2014 Development
  • Name the cosmic gameHi guys (+Knighlore), I still miss one game. The game was written in Basic (maybe with occassional jumps to the machine code). You had to control som…

    ... computer monitor with some numbers/coordinates on the Speccy screen. You ...
    Dynamite Dan Dynamite Dan April 2003 Games
  • Aventura EspacialCan anyone tell me how to interpret the coordinate sheet for Aventura Espacial ? I can't make heads or tails of it !!!! The game works with 3 coordi…

    Can anyone tell me how to interpret the coordinate sheet for Aventura Espacial ? I can't make heads or tails of it !!!!

    The game works with 3 coordinates of 3 digits each, that's obviously not the format of the codesheet.
    GOC GOC August 2003 Games
  • z88dk Spectrum Screen Driver problemHi guys, I've been messing around with z88dk a bit and was trying to output some stuff to the screen. Reading the docs, it says that I can use the Z…

    ... set the x and y coordinates of the text I want ... by the y and z coordinates plus 32. So I created ... I use it, the X coordinates seem to be wrong - everything ...
    Lee Tonks Lee Tonks August 2003 Development
  • ArtistryIn my younger days (and to a certain extent, now) I was always intrigued about how the loading screens were constructed. Back then I'd assumed it was…

    ... /> ...where x and y are coordinates to start painting from, c1 ...
    The Mighty Dopethrone The Mighty Dopethrone August 2003 Games
  • Aventura Espacial (again!)I know I've asked this before but, unfortunately, I'm still in the dark here. The code sheet for Aventura espacial reads: CODIGOS DE COORDENADAS GAL…

    ... one supposed to obtain the coordinates "145 196 006", the ones ...
    GOC GOC August 2003 Games
  • Game loop design?Having some thoughts on how to design the game loop and could do with some hints and tips from folks who have done it before! It's all about how to …

    ... , all to simulate sub-pixel coordinates so to speak! This, however ...
    ekoman ekoman July 2004 Development
  • 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…

    ... sprite
    5. Change sprite coordinates
    6. Go to point ...
    Ralf Ralf October 2004 Development
  • Getting attribute location from a screen coordinates (x,y)I am having trouble figuring out how to convert an x,y coordinate pair (pointing to a specific pixel) to the location of the attribute for the block …

    I am having trouble figuring out how to convert an x,y coordinate pair (pointing to a specific pixel) to the location of the attribute for the block that contains that pixel.

    I searched on this forum and found an old post that had some code ...
    Scrapheap Scrapheap April 2006 Development
  • 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…

    ... based upon x,y pixel coordinates, which are altered by key ... , I calculate the screen hl coordinates for each pixel row of ...
    48K 48K May 2006 Development
  • Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…

    ... character printed in basic at coordinates x and y?

    zxbruno zxbruno March 2007 Sinclair Basic
  • kempston mouse gamesHi velesoft, I've just been on your site trying some of these out. There are certainly some spectrum games that could have benefitted greatly from …

    ... mouse to generate new pixel coordinates? I ask because I find ... if it were using pixel coordinates I think the game could ...
    Alcoholics Anonymous Alcoholics Anonymous April 2007 Games
  • How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…

    ... , width and
    PRINT AT coordinates of where to start (30 ...
    bobbyjaykid bobbyjaykid July 2007 Development
  • Disappearing/appearing effectI remember doing a small routine in BASIC which could be used to cover the attributes section randomly, until all 704 characters were filled with the…

    ... it work without using random coordinates or stored data. Robocop, for ...
    zxbruno zxbruno March 2008 Sinclair Basic
  • Looking for an extended BASIC graphics routine from mid- to late-80sHello all, This is my first post here so please go easy. This is basically a cut-and-paste job from comp.sys.sinclair where I've had no luck with an…

    ... /> (where X and Y are coordinates and I is the INK ...
    denali denali May 2008 Sinclair Basic
  • Need Help with codeHi there, let me preface this by saying I'm NOT an old school computer guy though I do remember using the internet before the WWW and my first comput…

    ... produce a set of GPS coordinates. I've entered it into ...
    Red_Fox Red_Fox May 2008 Sinclair Miscellaneous
  • "Why didn't they convert that?"One of the things that I love about the emulation scene is that I can finally get to play games that were only available on a platform other than the…

    ... know, I know?)

    Polar Star
    Bad Horsey Bad Horsey May 2008 Games
  • Bresenhams circle algorithmI post here my final circle code to replace, if you want, the one in the ROM. It only uses integer math and runs very fast and is very compact. It is…

    ... where each pixel has integer coordinates.



    ;INPUT ...
    rtunes rtunes September 2008 Development
  • Good Christmas movies?The Polar Express Scrooged Love Actually Muppet Christmas Carol It's a Wonderful Life Bernard and the Genie Any others which are good in this day an…

    The Polar Express
    Scrooged
    Love Actually
    Muppet Christmas Carol
    It's a Wonderful Life
    Bernard and the Genie

    Any others which are good in this day and age?
    NickH NickH December 2008 Chit chat
  • Best way to store vector images in Sinclair BASIC?Let's forget for a moment that Sinclair BASIC is slow. If I have a picture made entirely of vector images, what would be the best way to store that d…

    ... ]y[/I] would be the coordinates for PLOT, and [I]a ... thought of using non-existing coordinates to determine different things. If ...
    zxbruno zxbruno May 2009 Sinclair Basic
  • Attn: XBox users (original XBox, not the 360)On the original XBox, game patches were sometimes issued, to fix problems with the games, or to add new in-game levels, or whatever. The patches were…

    ... (content supplied by Harcroft)
    POLAR BASE - new verus map. 1067 ...
    ewgf ewgf September 2009 Chit chat
  • Skool disassemblies onlineThe Skool Daze and Back to Skool disassemblies (previously announced in too many places on this forum) are now browsable online: [url]http://pyskool…

    ... ever sceptical that the x-coordinates of the plant pots were ...
    SkoolKid SkoolKid October 2009 Development
  • UDG PaperI remember having a few rare sheets of coarse graph paper with 8x8 grid squares that I sketched loads of UDGs on, and the more normal 10x10 grid pap…

    ... types, like isometric triangles and polar plots. Excellent stuff.

    joefish joefish November 2009 Development
  • Print at 128,87? :)The advanced search function didn't help me find the answer to this, and I don't remember seeing anything similar in magazines or books... so please …

    ... from BASIC but using pixel coordinates?

    Ideally it would ... regular AT) to specify the coordinates instead of separate commands with ... it would need a function, coordinates set via variables or POKEs ...
    zxbruno zxbruno January 2010 Sinclair Miscellaneous
  • Screen to vector?I've found old topics covering this subject and even spoke to Geoff about this, but still want to ask a few questions. I've been playing with vector…

    ... the logic behind findings starting coordinates, choosing an angle to follow ... to jump to the next coordinates? Should the starting points be ...
    zxbruno zxbruno January 2010 Sinclair Miscellaneous
  • How works the Line-Draw ROM routine ?The 'complete spectrum rom dissasembly.pdf' show info related to the draw rom subroutine. The Line-Draw require two sets of parameters: X,Y coordinat…

    ... sets of parameters: X,Y coordinates passed by the register BC ...
    arfgh arfgh June 2010 Sinclair Basic
  • [SpecOS] Question about OVEROk folks, this one has me (and a few friends) stumped. How would you implement OVER in SpecOS? Bear in mind that I'm after an algorithm which I appl…

    ... we're plotting and the coordinates. Also it's important to ...
    Dunny Dunny September 2010 Sinclair Miscellaneous
  • Looking for cursor routineIt's been a long time since I programmed a little bit in Basic, so I decided to create a simple cursor routine: [url]http://db.tt/SPnSdpx[/url] I k…

    ... Y and X somewhere so coordinates can be read when the ...
    zxbruno zxbruno September 2010 Sinclair Miscellaneous
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Related Threads

  • Getting attribute location from a screen coordinates (x,y)I am having trouble figuring out how to convert an x,y coordinate pair (pointing to a specific pixel) to the location of the attribute for the block …
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
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