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Search Again :: Adv Search 1000 results in 0.016s
<1234567…34>
  • Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …

    ... />
    BUFFER (6k):
    This contains a copy of the Background ... loop I:

    COPY BACKGROUND TO BUFFER
    MOVE AND DRAW ... )
    IF FLAG IS 1, FAST COPY BUFFER TO SCREEN

    ... char is written and copy over with buffer, or:
    Have ...
    robpearmain robpearmain September 2004 Development
  • off screen bufferwhen using an offscreen buffer is the memory copied to the screen in a way that makes it easier to draw sprites to the buffer? E.g. Lets say you…

    ... of the screen where you copy your buffer to,
    it is ... wide

    if the buffer was copied to the screen ... to draw sprites to the buffer, and then have them appear ... on buffer (or just clear it)
    draw sprites on buffer
    copy buffer ...
    slenkar slenkar June 2017 Development
  • +3DOS questionIn the documentation for the +3DOS functions 'DOS GET 1346' and 'DOS SET 1346' it's stated that the copy buffer can't be bigger than 4 sectors (i.e. …

    ... ' it's stated that the copy buffer can't be bigger than ... settings i impose on the buffer/ramdisk configuration

    *More ...
    The_Bert The_Bert February 2014 Sinclair Miscellaneous
  • 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…

    ... DIRECTLY TO SCREEN AND-OR BUFFER

    static ... for printed bitmap (screen or buffer)
    // f = uchar ... s_buffer+i-33, 32); // copy buffer to screen
    temp += 256 ... fat char at end of buffer
    if (!(*(++m_ptr))) m_ptr ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • My Missus Loves GTA!!!!! :(I brought Grand Theft Auto 4 for PS3 a while back (on the day it came out), I played it a few times thought it was superb, but with having a pc (surf…

    ... remember loading up my old copy of Fast Food for the first ... marvel because it actually SAID 'Fast Food' and also 'Game Over ...
    ToxieDogg ToxieDogg May 2008 Chit chat
  • Maze Mania - How did they do it?Hi, I was looking at the game "Maze Mania" by Hewson Consultants, written in 1989. The game can be downloaded from here [URL]http://www.worldofspec…

    ... 's just not fast enough. If you could copy the entire screen ... be 288 * 250 = 72000 to copy the 28 Columns by 144 ... bytes)
    The code to copy super fast (8064 bytes)

    robpearmain robpearmain May 2009 Development
  • Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …

    ... to make it fast, try to draw in buffer fast, because here you ...
    Ralf Ralf January 2012 Development
  • Spectrum loading: the single 'note' soundHello everyone, can anyone explain what is happening when during loading, the tape emits what seems to be a single, usually high pitched note, in bet…

    ... two ways to create a copy of a game.

    copy, so fast loaders should become unloadable ...
    RobeeeJay RobeeeJay July 2013 Hardware
  • Ghostbusters - New Loader?[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002025"]Ghostbuster's[/URL] original loading screen was just a bunch of (c) credits and a mas…

    ... = decompress attributes
    [*]CALL $ADC3 = copy buffer to screen
    [/LIST]
    Jimmy Jimmy April 2014 Games
  • Let's copy buffers!Figured I'd do some double buffered graphics, so I can render for several frames before displaying stuff. Yes, I mean on a 48k speccy, so no 128k spe…

    ... would come from doing the copy during the top border time ... 50hz in any case - this buffer copy, buffer clear, plus actual rendering (maybe ...
    Sol_HSA Sol_HSA April 2016 Development
  • 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…

    ... . draw a sprite
    2. copy buffer to video memory

    Sol_HSA Sol_HSA September 2016 Sinclair Basic
  • 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…

    ... . draw a sprite
    2. copy buffer to video memory

    ivanb303 ivanb303 September 2016 Sinclair Basic
  • off screen bufferwhen using an offscreen buffer is the memory copied to the screen in a way that makes it easier to draw sprites to the buffer? E.g. Lets say you…

    ... /> [b]1.[/b]
    Background buffer may be organised in whatever ... a proper procedure which will copy buffer to screen and take into ... the way you organised the buffer.

    Still the most ... at new positions
    c) copy buffer
    d) go to a ...
    Ralf Ralf June 2017 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... 5678: Move cursor within input buffer
    CAPS+9: DEL ... /> ld a, c
    ; copy HL into BC
    ld ... a ; put it in the buffer
    inc l
    ... these handlers require the buffer pos to be set< ... br /> ; work out buffer insert address
    ld hl ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... to split the input buffer up into tokens and ... ll have to copy strings to a temp buffer if I ... a ; put it in the buffer
    jr z, .nothingpressed< ... these handlers require the buffer pos to be set< ... br /> ; work out buffer insert address
    ld hl ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... /> ld a, c
    ; copy HL into BC
    ld ... pointer to first char in buffer
    ; at exit:
    ...
    ; HL -> null terminated buffer
    ; skips spaces (maybe wants ... ; HL points to null terminated buffer
    ; all tokens split ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ...
    ld a, c
    ; copy HL into BC
    ld ... ), a ; put it in the buffer
    jr z, .nothingpressed
    buffer pos to be set
    ; work out buffer insert address
    ld hl ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 ... ld a, c
    ; copy HL into BC
    ld ... a ; put it in the buffer
    jr z, .nothingpressed ... these handlers require the buffer pos to be set ...
    ; work out buffer insert address
    ld ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 * ... /> ld a, c
    ; copy HL into BC
    ld ... />
    ; HL -> null terminated buffer
    ; skips spaces (maybe wants ... ; HL points to null terminated buffer
    ; all tokens split with ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 ... ld a, c
    ; copy HL into BC
    ld ... ; put it in the buffer
    jr z, .nothingpressed ...
    ; work out buffer insert address
    ld ... are ready to process input buffer
    IF IBUFSIZE ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 ... ld a, c
    ; copy HL into BC
    ld ... ; put it in the buffer
    jr z, .nothingpressed ...
    ; work out buffer insert address
    ld ... are ready to process input buffer
    IF IBUFSIZE ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 * 24 ...
    ld a, c
    ; copy HL into BC
    ld ... />
    ; HL -> null terminated buffer
    ; skips spaces (maybe wants ... heap_alloc
    ; we want to copy bc bytes from pushed value ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... buffers to fill rather than copy
    ld bc, 256 * 24 ...
    ld a, c
    ; copy HL into BC
    ld ... />
    ; HL -> null terminated buffer
    ; skips spaces (maybe wants ... heap_alloc
    ; we want to copy bc bytes from pushed value ...
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Buffer AdventureQuite a few months ago, probably this year but well before the 60-day history kept on eBay, I was outbid on a copy of Buffer Adventure by someone who…

    ... was outbid on a copy of Buffer Adventure by someone whose user ...
    Battle Bunny Battle Bunny September 2005 MIA/STP/SDP
  • The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…

    ... set a register, or to copy a buffer, simply LDIR it to ... , also calculate where the circular buffer wraps around and do two ... mode means accessing registers is fast, it's just a single ... data will be just as fast (for buffers smaller than 256 ...
    Winston Winston November 2007 Hardware
  • Question on copying screen bufferHi, Al my prevoius games were copying graphics directly to screen memory starting at 16384. Now I'm experimenting with screen buffer where I could d…

    ... I'm experimenting with screen buffer where I could draw my ... it's ready I would copy it to screen memory.
    buffer to screen after HALT.
    Ralf Ralf December 2009 Development
  • Byte-order backbufferThis is a tool for Z80 coders who wish the Spectrum screen had a serial layout. It runs as an interrupt mode 2 service routine and uses POP and PUSH …

    ... to copy the
    contents of the serial (or byte order) buffer ... Spectrum screen order and copy it as fast as
    possible. Well ... smidgen faster but then the copy code would
    have been ...
    chev chev April 2012 Development
  • ISO-Copy - Individual Software revisitedHi folks In another thread about Supertape: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36203[/url] ... we touched on ISO-Copy by th…

    ... ... we touched on ISO-Copy by the same company.
    P:ISO-COPY 1 P-2136,7751 S ... it loads on Spectaculator with fast loading on or off.... ... them.

    ISO-Copy 2 is similar, but wav2tzx ... sinclair/games-inlays/i/Iso-Copy.gif[/url]
    Okay, ...
    Andrew Barker Andrew Barker April 2012 MIA/STP/SDP
  • "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…

    ... that shifts the off-screen buffer by 4 pixels during each ... hl ; take care of misaligned buffer

    DUP 25
    fast. With the fixed scroller the ...
    introspec introspec May 2013 Development
<1234567…34>

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