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<1234567…34>
  • Robospec (new project, hopefully useful as a tutorial as well)Starting a new project after my graphics investigations. * It's gonna be a Robotron clone since that's not too ambitious (although I'd like to hav…

    ... gonna do anything like floating buffer polling though to draw earlier ... actually moved instead of a dirty buffer for repainting (they are basically ...
    Paradigm Shifter Paradigm Shifter July 2022 Development
  • Filmation... how does it work?Does anyone know exactly how Ultimate's Filamtion works? There's an explantion of the room layout and graphics at [url]http://retrospec.sgn.net/users…

    ... /> The theory is essentially a dirty-buffer, you can use that in ...
    bobs bobs September 2008 Games
  • 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…

    ... buffer. I keep a 96 byte buffer (1 bit/character cell) flagging dirty ... cells which need updating (copying from back buffer to front buffer ... to update (generated from dirty buffer). If I need to ... whilst filling the update buffer otherwise bad mojo may ...
    Paradigm Shifter Paradigm Shifter January 2010 Development
  • shifting spriteshi. have anyone experience with shifting sprites by table ? some neat tricks ? i don't want to see complete code (really don't want, it trashes thr…

    ... ?

    I use a dirty buffer for my MM remake, have ... , copying from backbuffer to screen buffer] then in the interrupt service ...
    Paradigm Shifter Paradigm Shifter February 2010 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 …

    ... :

    1.- Use a dirty buffer. Instead of copying the whole ... s why you use a dirty buffer), making the process a lot ... t=25468&highlight=screen+buffer"]http://www.worldofspectrum.org/forums ... ?t=25468&highlight=screen+buffer[/URL]

    3.- ...
    apenao apenao January 2012 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 …

    ... 25 Hz.

    The dirty buffer, where you only re-draw ...
    joefish joefish January 2012 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 …

    ... 25 Hz.

    The dirty buffer, where you only re-draw ...
    apenao apenao January 2012 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 …

    ... ;592406]
    1.- Use a dirty buffer. Instead of copying the whole ... 's why you use a dirty buffer), making the process a lot ... sp1 engine reduces the double buffer to just 8 bytes (one ... occupy the character into that buffer. Only when the completed character ...
    Alcoholics Anonymous Alcoholics Anonymous January 2012 Development
  • Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…

    ... CPU time. and honestly, implementing dirty buffer in good way is not ...
    catmeows catmeows October 2012 Development
  • Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…

    ... CPU time. and honestly, implementing dirty buffer in good way is not ... as choosing the appropriate draw buffer based on the high byte ...
    Hikaru Hikaru October 2012 Development
  • P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…

    ... over from the previous frame'? Dirty buffer for redrawing the tiles, ... be possible using the same buffer, to avoid any copy ... within the buffer itself.[/quote]
    Speaking ... length span detection, or uncontended buffer RAM, to avoid writting ...
    Hikaru Hikaru June 2016 Development
  • P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…

    ... over from the previous frame'? Dirty buffer for redrawing the tiles, saving ... 's what you mean by dirty) where Sprites have been, but ...
    RMartins RMartins June 2016 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... is because I had a "dirty buffer" which set a bit if ... copied cells from the back buffer if they needed redrawing. That ...
    Paradigm Shifter Paradigm Shifter June 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... I drew to a back buffer and copied that to screen ... stuff, had to update the dirty buffer when something moved to tell ...
    Paradigm Shifter Paradigm Shifter July 2022 Development
  • MakeTZX DMA Buffer Overrun ?Okay folks, Does anyone know why I get DMA Buffer Overruns when using MakeTZX. Could it be anything to do with my SB Enironment string or anything …

    ... know why I get DMA Buffer Overruns when using MakeTZX. Could ... it possible to change the buffer at all ?

    Just ...
    Andrew Barker Andrew Barker January 2003 Sinclair Miscellaneous
  • 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…

    ... outbid on a copy of Buffer Adventure by someone whose user ...
    Battle Bunny Battle Bunny September 2005 MIA/STP/SDP
  • Return of Speccy screen buffer formatI recently discovered that the Spectrum screen buffer format that allows only two colours in an 8x8 pixel block has made its return in a slightly dif…

    ... discovered that the Spectrum screen buffer format that allows only two ...
    vilcans vilcans November 2005 Sinclair Miscellaneous
  • Dirty Disks on XboxI`ve had an Xbox now for about 3 years with hardly any problems, however just recently i`ve been getting the dreaded `Dirty Disk` bollocks! Granted, …

    ... `ve been getting the dreaded `Dirty Disk` bollocks! Granted, this is ...
    BuzzySounds BuzzySounds December 2006 Chit chat
  • Pedro 1 - Quick and dirty translationHi, here is quick and dirty translation of Ultrasoft's Pedro 1. [url=http://www.edisk.cz/stahni/45586/pedro1EN.sna_48.23KB.html]pedro1EN.sna[/url] …

    Hi, here is quick and dirty translation of Ultrasoft's Pedro ...
    Fikee Fikee April 2008 Games
  • Dirty HarryI hear Clint Eastwood is making a new Dirty Harry film (at the age of 77!). Not sure how it would work. I watched the original last week and forgot …

    ... Eastwood is making a new Dirty Harry film (at the age ... .
    What your favourite Dirty Harry film? (dirty harry, magnum force, the ...
    zx1 zx1 May 2008 Chit chat
  • Kaspersky Using Dirty Tricks??I have today upgraded my Kaspersky Internet Security to version 8.0 (KIS 2009) as my 7.0 licence expired. However, I cant help thinking that Kaspers…

    ... that Kaspersky are now using dirty tricks to cut their competitors ...
    Scottie_uk Scottie_uk October 2008 Chit chat
  • The ZX printer buffer in +3 modeI have a few programs on .DSK images that were transferred from Timex disks, but some of them have code starting at 23296. Most of the time the code …

    ... crash and use the printer buffer area while in +3DOS? I ...
    zxbruno zxbruno December 2008 Sinclair Miscellaneous
  • dirty games?hi guys, after a fit of nostalgia i dragged the speccy out of the loft ready for christmas. i do remmember i used to have problems loading games norm…

    ... in the cassettes have become dirty sat up there in the ...
    scotty1975 scotty1975 December 2008 Hardware
  • Dirty Sexy MoneyDirty Sexy Money - anybody watch it? Is it any good? Was thinking of watching it.

    Dirty Sexy Money - anybody watch it?

    Is it any good?

    Was thinking of watching it.
    BigBadMick BigBadMick January 2009 Chit chat
  • Dirty stinkerWhat does everybody think of this dirty b**tard? [url]http://news.bbc.co.uk/1/hi/england/gloucestershire/7908366.stm?lss[/url] Why on earth would a…

    What does everybody think of this dirty b**tard?

    [url]http://news.bbc.co.uk/1/hi/england/gloucestershire/7908366.stm?lss[/url]

    Why on earth would anybody do this?
    BigBadMick BigBadMick February 2009 Chit chat
  • Writing to the screen from a bufferI?m designing a game and am spending a bit of time trying different ideas before I commit my self. I?m currently thinking of writing data to a buffer…

    ... of writing data to a buffer and then writing this ?back ... buffer? to the screen. Can the ... screen be drawn from the buffer without flicker ? If not, what ...
    Mr Millside Mr Millside June 2009 Development
  • 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 ... just copying static image from buffer to screen after HALT.
    Ralf Ralf December 2009 Development
  • Dirty SpectrumsI have a Spectrum+ computer which has come from a smokers house unfortunately. Although coated in nicotine (I hate to think the state of their lungs…

    I have a Spectrum+ computer which has come from a smokers house unfortunately.

    Although coated in nicotine (I hate to think the state of their lungs if the Spectrum is in this state), it works to an extent.

    However, some of the ...
    rwap rwap May 2010 Hardware
  • Push/Pop data copyingWe all know that stack pointer cheese and push/pop is faster to move data than LDIR - which in turn is slower than unrolled LDI's anyway. I rewrote …

    ... if throwing over a screen buffer version instead, which is a ... the screen buffer into 2x1 blocks and keep a dirty list, in ...
    Gedlion Gedlion March 2011 Development
  • Rendering techniques in emulatorsI've been giving thought to the possibility of speeding up the rendering in Zero considering I've been putting it off long enough. My approach is c…

    ... force: pump the speccy display buffer to the screen backbuffer every ... the sound buffer. Dunny?

    * Fuse seems to use dirty rectangles ... keeping track of not only dirty pixel writes but also ... be transferred to the display buffer (the one that will be ...
    Arjun Arjun April 2011 Emulators
<1234567…34>

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Related Threads

  • MakeTZX DMA Buffer Overrun ?Okay folks,<br /> <br /> Does anyone know why I get DMA Buffer Overruns when using MakeTZX. Could it be anything to do with my SB Enironment string …
  • double buffer or not ? (dizzy games)What method did they used, to animate <br /> the objects in game ?<br /> I am still puzzled about this thing<br /> <br /> Catalin
  • 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…
  • Return of Speccy screen buffer formatI recently discovered that the Spectrum screen buffer format that allows only two colours in an 8x8 pixel block has made its return in a slightly dif…
  • Dirty Disks on XboxI`ve had an Xbox now for about 3 years with hardly any problems, however just recently i`ve been getting the dreaded `Dirty Disk` bollocks! Granted, …
  • Pedro 1 - Quick and dirty translationHi, here is quick and dirty translation of Ultrasoft's Pedro 1.<br /> <br /> [url=http://www.edisk.cz/stahni/45586/pedro1EN.sna_48.23KB.html]pedro1EN…
  • Am a dirty pirate - downloaded GTA IVTook ages to follow the instructions on how to get the files to work, main delay in finding a C15 actually.<br /> <br /> Loading now<br /> <br /> Exc…
  • Dirty HarryI hear Clint Eastwood is making a new Dirty Harry film (at the age of 77!). Not sure how it would work.<br /> I watched the original last week and f…
  • THX's dirty little secrets.I first had sex to this song,<br /> <br /> [url]http://www.youtube.com/watch?v=tv1_epNEK5s&amp;feature=related[/url]<br /> <br /> I lost not only my …
  • Kaspersky Using Dirty Tricks??I have today upgraded my Kaspersky Internet Security to version 8.0 (KIS 2009) as my 7.0 licence expired.<br /> <br /> However, I cant help thinking …

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