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<1…20212223242526…34>
  • Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …

    ... =Dock;772336]Even poking the attributes of the screen is actually ... character is too much for BASIC.


    I know ...
    polomint polomint June 2014 Sinclair Basic
  • Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …

    ... =Dock;772336]Even poking the attributes of the screen is actually ... character is too much for BASIC.[/quote]
    Using PRINT with ... do a lot with just BASIC. And if you want to ... there's Boriel's ZX BASIC compiler.
    chev chev June 2014 Sinclair Basic
  • Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …

    ... =Dock;772336]Even poking the attributes of the screen is actually ... character is too much for BASIC.
    [/QUOTE]

    How ... manage something half decent in BASIC with just one 2x2 sprite ... error checks and reactions to attributes and it's probably still ...
    R-Tape R-Tape June 2014 Sinclair Basic
  • Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …

    ... the vars as needed in basic then USR to whichever jp ... ; 88*256=22528, start of attributes.
    ld h,a ; high ... l,a ; hl=address of attributes.
    ld a,(hl) ; return ...
    polomint polomint June 2014 Sinclair Basic
  • Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…

    ... wrote this attribute editor in BASIC yesterday.
    [center][img]http ... saves a copy of the attributes for that, as the bit ... 's just 100 lines of BASIC so it's easy to ... .uk/~jg27paw4/pourri/editatts.bas]BASIC listing[/url] and [url=http ...
    Battle Bunny Battle Bunny June 2014 Sinclair Basic
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... 22528 to 23295 for the attributes.

    Then come the ... etc. All the things the BASIC interpreter in the ROM needs ... listing and variables of any BASIC program. A system variable called ... still contain remnants of old BASIC variables and such like from ...
    joefish joefish June 2014 Sinclair Basic
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... and easy read/write of attributes?" with more animation, and still ... reasonable turn of speed in BASIC. I tried three different methods ... .uk/~jg27paw4/pourri/animate4.bas]BASIC listing[/url] and [url=http ...
    Battle Bunny Battle Bunny June 2014 Sinclair Basic
  • Games from "Your Game" Edition 5 contestHi there, several new games for various ZX Spectrum models: _______________________________ Your Game 5 was shown at DiHalt 2014 and now the work…

    ... models, have graphic modes with attributes, speccy basic and operating system..
    hikoki hikoki July 2014 Brand new software
  • Block RoutineHi Folks, I want to draw a block on the screen dependent on providing the X,Y,W,H values. I came up with the following: [CODE]100 LET l$=" …

    ... verified. This little bit of BASIC does that. Otherwise, constructing the ...
    Battle Bunny Battle Bunny July 2014 Sinclair Basic
  • Why no PLOT, etc. on bottom two lines?I was pondering if there was any way to get PLOT, etc. to address the full screen from BASIC without having to write a few lines of assembler to bypa…

    ... the first row in the attributes file, so it's out ... a lot.

    This BASIC routine can "PLOT" (using POKE ...
    Battle Bunny Battle Bunny August 2014 Sinclair Basic
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... necessary for calling them from BASIC so you don't need ... part of code that updates attributes (since your GUI is B ...
    Einar Saukas Einar Saukas August 2014 Development
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... GUI being an API with basic windows/fonts/drawing mechanisms, and ... toss in functions for setting attributes to the graphics_t class.
    attributes and coloring themselves on paint ...
    tstih tstih August 2014 Development
  • Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?

    ... where ULA doesn't invert attributes, thus nothing would flash on ...
    Einar Saukas Einar Saukas November 2014 Development
  • assembler for PcHi guys, I'm in the process of teaching myself machine code, and wondered if there is a good pc program for writing code. Or is the best thing to use…

    ... a .tzx file, with a BASIC header that loads and then ... of the ROM to the attributes area:

    [CODE]
    BASIC loader, enter:

    [CODE ... will load and run the BASIC loader, followed by your machine ...
    GReW GReW December 2014 Development
  • FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…

    ... is I have to apply attributes in every pixel row then ... be neat to write a basic e-reader program when the ...
    Alcoholics Anonymous Alcoholics Anonymous January 2015 Brand new software
  • Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …

    ... 't see it because the attributes for the rightmost column have ... on top of a very basic emulation layer. That's a ...
    AndyC AndyC January 2015 Games
  • 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…

    ... a modded screen with the attributes reversed.  Having the countdown code ... the charset in the initial BASIC loader; the Speedlock variant loads ...
    stephenw32768 stephenw32768 June 2015 Development
  • Buddy 0.1 demo[url="http://wischner.co.uk/downloads/app.tap"]The tape is here[/url]. Load it, then enable kempston mouse emulation, then reload it. [url="https://g…

    ... to character coordinates so that attributes are lined up and the ... on top.

    The basic fzx driver does paper window ...
    Alcoholics Anonymous Alcoholics Anonymous August 2015 Development
  • SpecBAS 0.844 releasedHi all - it's been a while... Having some unexpected extra time off work, I've been able to get some work done on SpecBAS and it's now a bit more …

    ... /> Your current knowledge of Sinclair BASIC will serve you quite well ... graphics are very different; no attributes and 256 colours with each ... I ever wanted in a BASIC (almost - still working on it ...
    Dunny Dunny August 2015 Sinclair Basic
  • Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …

    ... /> However, unlike the C64, Spectrum BASIC includes helper functions to do ... (row,column) returns its colour attributes (128 * flash + 64 * bright + 8 ...
    John Elliott John Elliott August 2015 Sinclair Basic
  • Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …

    ... is stored, then comes your BASIC program, and somewhere above that ... stores the variables for your BASIC program, and the stack ... 're not corrupted by the BASIC interpreter.

    Other ... 8 rows.

    The attributes define a different set of ...
    joefish joefish August 2015 Sinclair Basic
  • 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…

    ... RCS format but also switch attributes, then apply ZX7, it will ... simple: if you run the BASIC programs I provided in my ... the lower "third" bitmaps. The attributes also remain in sequence. Therefore ...
    Einar Saukas Einar Saukas November 2015 Development
  • Variable sized tiles /tile routineHow would you do a variable sized tile routine where the tiles have position variables too? Thanks would be interested to learn :)

    ... (up to 256 characters, with attributes) and write a one-character ... might want to write a BASIC or a PC-side program ...
    joefish joefish January 2016 Development
  • Unreleased modern Speccy games?Information about "classic" never released Speccy games is available in [url="http://www.tzxvault.org/time.htm"]this page[/url], or searching for [ur…

    ... have to be drawn using attributes. [i]Bertrand Bubblethwaite[/i] is ... this UDG graphics engine for BASIC:
    http://www.worldofspectrum.org ... -charade-graphics-engine-for-sinclair-basic
    The engine and ... to write a few more BASIC demos for it to check ...
    joefish joefish April 2016 Games
  • A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…

    ... much besides set bits and attributes after all. It uses a ... ... I have it compiling the BASIC program and running the .tap ...
    andrewvanbeck andrewvanbeck May 2016 Brand new software
  • z88dk spectrum.hHi, Would anyone be kind enough to give me a short example of using spectrum.h? Especially the colours and the BASIC keywords. Thanks in advan…

    ... for the spectrum's colour attributes so that you can pass ... functions for interacting with BASIC variables or running BASIC commands I'm ...
    guesser guesser June 2016 Development
  • Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …

    ... , you aren't updating the attributes, which isn't a problem ... screen at bank 7, the attributes there remain all zeros. Hence ...
    Hikaru Hikaru August 2016 Development
  • Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …

    ... , you aren't updating the attributes, which isn't a problem ... screen at bank 7, the attributes there remain all zeros. Hence ... , that the 128 ROM system/BASIC is often a source of ... only used to program in BASIC back then. I hadn't ...
    pointblnk pointblnk August 2016 Development
  • Help needed with MIA software with custom (?) loaderHi, I've got into my hands recently a bunch of Polish educational software which are unknown MIA on WOS. I believe they are protected with some…

    ... a master copy (from BASIC LINE 4)
    0x5CDE ... 0x5000-0x57FF 01010xxxxxxxxxxx
    ;Attributes goes from
    ;22528 ... ; Leave 'middle block or attributes' bit
    0xEB67 JR ... M2 if middle block or attributes
    0xEB69 SCF ; ...
    lfaria lfaria August 2016 MIA/STP/SDP
  • Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…

    The BASIC program sits just after the ... it will only allow the BASIC program to expand up to ... example, the little bit of BASIC that loads first and loads ... -23295 are the attributes.

    But from BASIC, there is no ...
    joefish joefish September 2016 Sinclair Basic
<1…20212223242526…34>

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