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  • The most powerful 8-bit machine, and CPU?Further to the discussion in: [url]http://www.worldofspectrum.org/forums/newreply.php?do=newreply&p=621787[/url] What actually is the best 8-bit ma…

    ... this mean it has more registers, more comprehensive instructions, or what ...
    ewgf ewgf April 2012 Chit chat
  • Un-named AGD 3 gameI've been playing about with (and learning a lot about) Mr. Cauldwells excellent AGD 3.0 today (being off work with shot knees has given me a lot of …

    ... - I find it easier to draw there then redraw in AGD ...
    TechnicianSi TechnicianSi April 2012 New game ideas
  • Sprite Design-Graph Paper?I have a question which comes about after my little adventure earlier today:- As i have quite a few speccy projects in progress at the moment I have …

    ... I have the need to draw sprites using graph paper,i ...
    jammajup jammajup April 2012 Development
  • What's wrong with this code ?OK, working my way through Jonathan Cauldwells 'How To' tome and I can't get the following to run in either spin or basin. ( iused the assembler in b…

    ... Graphic 'A'.
    rst 16 ; draw player.
    ret

    Saboteur Saboteur May 2012 Development
  • Restore HL' to?It is probably a simple question, but it's been escaping me for quite some time now. Is there an 'universal' value you should restore HL' to if your…

    ... it, are there any other registers I should worry about preserving ...
    Hikaru Hikaru May 2012 Development
  • Beginner questionThis might sound and be daft.... I've just been reading J Cauldwell's "how to write a Spectrum game" but was thinking of writing something in C as I…

    ... to set up pointers to registers to load data in the ...
    JerzyBulovski JerzyBulovski May 2012 Development
  • Isometric games - How to ?I understand how to render isometric scene by most naive way - starting distant tiles and continuing by drawing tiles closer to camera. But that is s…

    ... is slow way how to draw screen. How games like Head ...
    catmeows catmeows June 2012 Development
  • BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…

    ... few routines available to "manually" draw/change/erase multicolor tiles instantly ... that don't need to draw tiles at arbitrary positions can ...
    Einar Saukas Einar Saukas July 2012 Brand new software
  • SpecBAS 0.747 Now available!Hiya folks - it's update time again! SpecBAS has had a load of new fixes, as well as some new additions! Firstly, as you all wanted it, SpecBAS can…

    ... /> Now all graphics commands (PLOT, DRAW, CIRCLE etc) will use coordinates ...
    Dunny Dunny July 2012 Sinclair Miscellaneous
  • Saving space using procedural graphicsAfter spending several hours playing around with various packers to squash the Alien8 test screen$ it occured to me that maybe bigger space savings c…

    ... a programmed procedural method to draw the screen. Various key areas ...
    jamorski jamorski July 2012 Development
  • T-States?Can anyone point me to any good reading (or summarise) that will explain exactly what a tstate is? At the moment for me, tstates are a useful gauge …

    ... it to the time to draw a frame for example. The ...
    R-Tape R-Tape July 2012 Development
  • 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. …

    ... - use in a PRINT/PLOT/DRAW etc statement as you would ... a prefix - such as PLOT, DRAW etc. Clipping only applies to ...
    Dunny Dunny July 2012 Sinclair Miscellaneous
  • BIFROST* Advanced Programming - part 1In BIFROST*, it's much easier to just make changes in the tile map and let the engine automatically draw & animate everything in multicolor for you. …

    ... and let the engine automatically draw & animate everything in multicolor ... ;
    [*]Adjust their coordinates;
    [*]Draw them all again.[/LIST]
    Einar Saukas Einar Saukas July 2012 Development
  • BIFROST* Advanced Programming - part 2This second demo shows animated and moving tiles together, and also how to implement collision detection. This knowledge should be enough to implemen…

    ... of "erase" (routine BIFROST_fillTileAttrH) or "draw" (routine BIFROST_drawTileH) there will be ... /> }
    }

    // move and draw tiles
    for (f = 0 ...
    Einar Saukas Einar Saukas July 2012 Development
  • BIFROST* Advanced Programming - part 3This new demo demonstrates the BIFROST* built-in sprite support that I mentioned before. In BIFROST*, "sprite tiles" are 2 special tiles that BIFROS…

    ... program won't have to draw 2 tiles anymore, thus leaving ... uses sprite tile 1 to draw a "bouncing" enemy and sprite ... tile 2 to draw the player:
    [CODE]/* ----------------------------------------------------------------
    Einar Saukas Einar Saukas July 2012 Development
  • 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…

    I 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 Harelequin Blog:

    [url]http://www.zxdesign.info/dynamicRam.shtml[/url]

    When ...
    Oibaf Oibaf August 2012 Emulators
  • UDG in AssemblyHow do you create User Definable Graphic and move it around the screen? In C64 its as easy as: [code] SPRITEENABLE = $d015 SPRITEPOINTER = $07f8 =*…

    ... it's position using the registers
    SPRITE0X = $d000
    SPRITE0Y ...
    Zxogger Zxogger August 2012 Development
  • BIFROST* Advanced Programming - part 4In previous posts I demonstrated how to move multicolor tiles up and down smoothly by a single pixel, and sideways by an entire char (8 pixels). Thi…

    ... choose a different tile to draw.

    In this ... );
    }

    // move and draw tiles
    for (f = 0 ... takes twice as long to draw;


    [*] If ... other. Since most tile frames draw a 16x24 image, there's ...
    Einar Saukas Einar Saukas August 2012 Development
  • 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 …

    ... , its supposed to let you draw a title page for the ...
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • 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…

    ... /> foundzero
    pop af ; restore registers
    pop bc
    pop ...
    uglifruit uglifruit August 2012 Development
  • BIFROST* Advanced Programming - part 5In my [URL="http://www.worldofspectrum.org/forums/showthread.php?t=40437"]previous post[/URL] I demonstrated how to move multicolor images smoothly i…

    ... }
    }
    }

    // draw stairs
    for (f = 4 ... if (dirPlayer == 1) {
    // draw player facing to the right ... ));
    } else {
    // draw player facing to the left ...
    Einar Saukas Einar Saukas August 2012 Development
  • 128kB snapshot on ZX48kBWhat is best way for 128kB snapshot loading on 48kB models ? Some Z80 snapshots are 128kB versions (Z80 v2 or v3) but contain 48kB games. Same proble…

    ... add next detection of snapshot registers state and use current ram ...
    velesoft velesoft August 2012 Emulators
  • loading images (SCR) - from tapeHello, i would like to understand how to put an image and loaded from tape. I was able to use on "Pee Cee" a converter software that did a JPG -> SC…

    ... there are some programs to draw, let's imagine "zx paint ... "zx paint" in my zx48k draw my image, then what? Save ...
    tiago tiago August 2012 Sinclair Basic
  • Some more PC questions1. Since we ended up discussing Linux in another thread, it made me wonder is Linux really, objectively faster than Windows? I mean, can you run, say…

    ... more complicated things, larger capacity registers (or is that strictly according ...
    ewgf ewgf August 2012 Chit chat
  • New ZX Spectrum emulator for Jupiter AceProject page (sorry in Spanish) [url]http://retrolandia.net/foro/showthread.php?tid=36[/url] Try it in a Jupiter Ace emulator [url]http://jupiler.re…

    ... BASIC games. PLOT, CIRCLE and DRAW are also emulated but only ...
    antoniovillena antoniovillena September 2012 Emulators
  • BIFROST* Advanced Programming - part 6The purpose of this demo is somewhat different from previous ones. Instead of teaching a new technique, the main goal here is to demonstrate how much…

    ... /> }
    } else {
    // draw player facing to the left ... }
    }

    // draw enemy at new position
    } else {
    // draw player facing to the left ...
    Einar Saukas Einar Saukas September 2012 Development
  • Ever have one of those nights...or days everything seems to be against you, even physics. I go home late after having a extremely busy, but somewhat less productive than usual day …

    ... are in my computer desk draw vainished and could not be ... />
    In searching in my draw for that HDMI cable I ...
    Scottie_uk Scottie_uk September 2012 Chit chat
  • Help me resurrecting a 128KHello to everybody. I'm really struggling along a repair of a standard 128K a friend of mine handed me over some (ok, actually a lot of) time ago. A…

    ... well within tolerances and current draw is about 780 milliamperes. Clock ...
    Falco-F8L Falco-F8L October 2012 Hardware
  • smooth movement in basicWas trying to figure this out myself but i would like to be pointed in right direction now :-). How do I make something move in Basic without gettin…

    ... and CLS with plot and draw (Hi Res) for moving a ...
    rustyredline rustyredline October 2012 Sinclair Basic
  • 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…

    ... /> ==========

    Added:

    DRAW x1,y1 TO x2,y2 ...
    Dunny Dunny October 2012 Sinclair Miscellaneous
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