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Search Again :: Adv Search 1000 results in 0.107s
<1234567…34>
  • Converting jpeg/bmp/gif to SCREEN$ fileMight be a bit of a long shot, but is there any way of converting an image file with the correct dimensions/colours to SCREEN$ file that can be loade…

    ... with the correct dimensions/colours to SCREEN$ file that can be loaded ... up with a converter program to do this.

    Failing ...
    daveysludge daveysludge January 2012 Development
  • BBC to screen live game tournamenthttp://www.bbc.co.uk/news/technology-34475037 interesting, could be the start of something? [quote]The BBC is to stream live coverage of a majo…

    ... />
    [quote]The BBC is to stream live coverage of a ... /> maybe we can get them to screen a knockout manic miner tourny ...
    mel the bell mel the bell October 2015 Chit chat
  • Recording AVI`s of Speccy stuff Does anyone know of a good program for XP that will record AVI or Mpeg movies from the output of Spectrum emulators? I know at least one emulator h…

    ... think it needed codecs to be in a ... /> and also, I want to use a seperate program as ... speccy emulators that I wish to record from.

    I remember trying to use FRAPS a few months ... way in which different progs write to screen memory..

    ...
    CKay CKay August 2004 Sinclair Miscellaneous
  • Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…

    ... /> [B]loadloop[/B] ;routine to write graphic into screen
    ld a,(de ... ;write earlier rotated byte to screen
    inc hl ;go to next byte to the ... "carry"
    ld (hl),a ;write to screen memory
    dec hl ;move ...
    Rickard Rickard May 2007 Development
  • Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…

    ... along the top of the screen (junk in this case ... yet :]) then scrolls the screen down 8 lines then repeats ... (7)
    ld (hl),a ; Write to screen (7)

    inc h ... /> ld hl,position_var ; Point to next screen position before POPing HL
    Zoltar Zoltar September 2011 Development
  • Toastrack/Grey +2 physical memory layoutI'm looking to extend the functionality of the test ROM used with Winston's diagnostic board to also properly test the RAM of toastrack and grey 128K…

    ... with Winston's diagnostic board to also properly test the ... for the code to be able to able to write to screen the specific IC ... isn't, or what corresponds to contended/uncontended memory.
    ... blanks above, especially with respect to the +2 layout? Also, ...
    balford balford February 2014 Hardware
  • Timex 80 column display driverI subsequently wrote an 80 column font driver for 512x192 mode.

    ... char
    ld (de),a ; write to screen
    inc d
    inc ... /> rl c ; ca = two bytes to write to (ix),(hl) in that order ... c
    ld (hl),a ; write to screen
    inc h
    inc ...
    Alcoholics Anonymous Alcoholics Anonymous March 2006 Development
  • Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…

    ... a,(hl) ;load the first screen byte into A
    ... it to right
    ld (hl),a ;write earlier rotated byte to screen< ... br /> inc hl ;go to next byte to ... it
    ld (hl),a ;write to screen memory
    dec hl ;move ...
    Dr BEEP Dr BEEP May 2007 Development
  • Starting on machine code - BASIC first?Howdy. If I wanted to start learning machine code for the speccy, from scratch, would you recommend I learn BASIC first or is it entirely possible to…

    ... e. a program you want to write, either a game or an ... first routines I wrote was to write to screen memory. Its very satisfying seeing ... blobs appear on the screen. Try setting bits in ... commands to get a line of character scrolling across the screen. These ...
    Mr Millside Mr Millside November 2007 Development
  • Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.

    ... br />
    According to [url=http://www.worldofspectrum. ... fastest way to write to screen is to move the SP to the start ... to scroll the Spectrum screen.[/b]
    [code]DW graphic, screen address 1, screen ... /> POP DE ; get screen address to dump it at
    ...
    FrankT FrankT October 2008 Development
  • Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.

    [QUOTE=FrankT;308839]According to [url=http://www.worldofspectrum.org/ ... , the fastest way to write to screen is to move the SP to the start of ... type of output you have to precreate the tables and fill ...
    Shadow Maker Shadow Maker October 2008 Development
  • Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …

    ... why these routines tend to synchronise themselves; any write to screen memory during the ... it drifts further and further to the right, until it falls ...
    joefish joefish May 2009 Development
  • Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …

    ... why these routines tend to synchronise themselves; any write to screen memory during the ... it drifts further and further to the right, until it falls ...
    Dr BEEP Dr BEEP May 2009 Development
  • Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …

    ... 3: Suppose we want to write to screen memory after issueing a HALT ... br /> reading data from the screen memory.
    ----------------------------------------------------------------------
    The ... around 13500 for
    screen actions managed by Z80. < ...
    roko roko November 2009 Development
  • Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …

    ... and masks (it is possible to do in Sevenup) allows quick ... example


    ;HL - screen address, SP (stack) - sprite data ... ;sprite
    LD (HL),A ;write to screen
    [/code]

    In ...
    Ralf Ralf March 2010 Development
  • +3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…

    ... ]and how is the sintaxis to do this ?

    < ... the cat result is to not have to repaint the whole menu ... .

    By default you write to screen (channel 0 or 2).
    Other channels can be used to handle filetransfer.

    Something ...
    Dr BEEP Dr BEEP May 2010 Sinclair Basic
  • 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…

    ... Value to write to screen

    scr ld (hl),d ; Write 0 to screen
    inc hl ; Next screen location
    ld d,7 ; Value to write to attributes

    ... (hl),a ; Store back to screen
    inc l ; Only ...
    ASM ASM October 2010 Development
  • 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…

    ... Value to write to screen

    scr ld (hl),d ; Write 0 to screen
    inc hl ; Next screen location
    ld d,7 ; Value to write to attributes

    ... (hl),a ; Store back to screen
    inc l ; Only ...
    sekrets sekrets November 2010 Development
  • 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…

    ... Value to write to screen

    scr ld (hl),d ; Write 0 to screen
    inc hl ; Next screen location
    ld d,7 ; Value to write to attributes

    ... (hl),a ; Store back to screen
    inc l ; Only ...
    ASM ASM November 2010 Development
  • Rom Cartridge - How does it work?So I've got me an IF2 and it has this ROM cartridge slot. How does it work? I read Paul Farrows site but one question remains unanswered. If I have o…

    ... you mean. but obv. screen mem needs to be dynamic / writeable , so ... the same / couldn't write to.

    screen mem on c64, you ... can write code on , but obv ... . it looks like random chars on screen ...
    fog fog June 2011 Hardware
  • Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…

    ... (I've included a screen address table in txt format ... (7)
    ld (hl),a ; Write to screen (7)

    inc h ... ld hl,position_var ; Point to next screen position before POPing HL
    scrntab defw 16384 ;screen address table
    defw 16640 ...
    R-Tape R-Tape September 2011 Development
  • Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…

    ... I think it's possible to do it. I anybody knows ... /> I have a few suggestions to improve the 'draw_tile_line' routine, if ...
    Einar Saukas Einar Saukas September 2011 Development
  • Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…

    ... t need to use 'position_var' since you can keep the screen address ... /> ld (de),a ; Write to screen
    inc d ; Point to next line down ... de ; Restore DE and point to next print position
    ...
    Einar Saukas Einar Saukas September 2011 Development
  • Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…

    ... need to use 'position_var' since you can keep the screen address ... ld (de),a ; Write to screen
    inc d ; Point to next line down ... br /> inc l ; Point to next byte of source tile ... ),hl ; HL now points to next address in tile table ...
    Metalbrain Metalbrain September 2011 Development
  • Pac-Man EmulatorMy Pac-Man Emulator for the Spectrum +2A/+3 is now available for download from: [url]http://simonowen.com/spectrum/pacemuzx/[/url] You'll need to su…

    ... />
    It's a way to run the actual ROM code ... the interfacing stuff (read controls, write to screen, make sounds...). If the original ... things would be quite difficult to achieve. For example, in this ...
    na_th_an na_th_an November 2011 Brand new software
  • Pac-Man EmulatorMy Pac-Man Emulator for the Spectrum +2A/+3 is now available for download from: [url]http://simonowen.com/spectrum/pacemuzx/[/url] You'll need to su…

    ... the interfacing stuff (read controls, write to screen, make sounds...).[/quote]
    ... trap at &0038 to get control every interrupt, ... registers and converts them to the equivalent AY note ... br />
    Compare that to my Space Invaders 'emulator' (I ...
    obo obo November 2011 Brand new software
  • PLOT and DRAW in machine codeHow do you go about it? If I posted a really simple BASIC instruction could someone do a machine code routine so I could learn from it? I wouldnt k…

    ... ; OR with screen contents
    ld (hl),a ; write to screen

    ret ; note no change to attribute
    to a screen address using a ... should be modifying a screen address to move up, down, ...
    Alcoholics Anonymous Alcoholics Anonymous January 2012 Development
  • Clashbasher a new interface to reduce colour clashI've been working on this for a while now. [IMG]http://markamy.uwclub.net/cauldron.JPG[/IMG] Basicly its an add on for a 48k spectrum, which reinte…

    ... gets the instruction to save the screen to the background ... instruction to save the screen is reached any writes to screen ... buffer to hold back a write to screen until a write to the ... attribute map has been reached then let the attribute write ...
    Basher Basher March 2014 Hardware
  • What if Sinclair had released a 16 bit Spectrum?Had Sir Clive not wasted his companies money on the white elephant that was the C5 and instead focused on competing with his rival computer manufactu…

    ... could itself be upgraded to 64k and it's ...

    with regard to c64 sprites, it's "sorta ... or the other trick is to overlay the chunky multi ... as because of how you write to screen on star strike, it ... 's obviously suited to a spectrum

    fog fog August 2014 Games
<1234567…34>

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