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<1…14151617181920…34>
  • Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …

    ... />
    CALL INITIM2

    ; Fill Back buffer with a bright ... MOVING 256 BYTES FORWARD IN MEMORY TO FB0AH
    LD H ...
    robpearmain robpearmain September 2004 Development
  • 8 BIT WARSwhen 8bits ruled the home market Speccys, C64 and Amstrad were the big 3 fighting it out for supremecy.... but they didnt survive which as we know wa…

    ... capable of addressing much more memory...

    "
    You may ... scrolling games, although things like Fast Food seem to use this ... more clever way of addressing memory, the standard CPC464 had 64k ...
    b00mzi11a b00mzi11a September 2004 Games
  • Why relativly bad colour on Spec compared to other 8bit?Why relatively bad colour on Spec compared to other 8-bit machines like the Master system or even c64? I understand the 8x8 block that you could hav…

    ... colour, and yet keep the memory burdon low, and thus make ... screen memory worked, as being very close to the Amiga Fast/Chip ...
    CKay CKay September 2004 Games
  • games written using game writng programsI was reading through some issues of crash not long back and one article was about some 16 year old that wrote Frank n stein for the speccy(never pla…

    ... Lighting? Brings back an annoying memory of when I bought SCOPE ... little more than half as fast as regular Spectrum Basic.
    Sadako Sadako September 2004 Games
  • Sparky eZX-BASIC Project in need of FPGA ExpertYou probably are not familiar with this project, but it is a computer system based on Zilog's new eZ80 chip and the OS is a superset of ZX BASIC. Ju…

    ... 16 megabytes of linear addressable memory, no bank switching. Also, most ... serial ports can work that fast). Text and text programs work ...
    Sparky Sparky October 2004 Sinclair Miscellaneous
  • SPIN - debugger / fill memory / how ?I try to fill the screen with 00 value, but I don't get the expected result. - pause the game - debugger - hex numbers - fill memory block - fill wi…

    Can't even find 'Fill Memory' in my version of Spin and I've got version 0.41
    rich_chandler rich_chandler October 2004 Emulators
  • Programming Sound EffectsHi guys, Have decided, probably due in some way to my midlife crisis, to tart up and re-release (or even just re-lease) the old 48K Speccy games I w…

    ... is at least twice as fast as the bandwidth of the ... .

    The amount of memory taken by the sample increases ...
    Alcoholics Anonymous Alcoholics Anonymous October 2004 Development
  • New Turbo-Load version of Tales From A Parallel UniverseNot very interesting to most, but I know some of you still use 'real' Spectrums. While fiddling around with a program I created ages ago to build c…

    ... reason why it's so fast to load. It's so ... game, which effectively overwrites all memory from 32768 onwards (rubbing out ...
    Lee Tonks Lee Tonks October 2004 Games
  • Sparky eZX-BASIC Project in need of FPGA ExpertYou probably are not familiar with this project, but it is a computer system based on Zilog's new eZ80 chip and the OS is a superset of ZX BASIC. Ju…

    ... emulate bank selection of memory using the 24 bit ... just bank select the memory like the old CPC ... because of its extremely fast Z80 code execution and ... the eZ80 as a fast Z80. Which means the ...
    Their goal was a fast super CPC compatible computer. I ...
    Sparky Sparky October 2004 Sinclair Miscellaneous
  • Sprites flickeringI am trying to write a Spectrum game in machine code. I am still a beginner in programming, however I did much progress recently, i believe. Now I am…

    ... into a memory buffer as you see fit (meaning as fast as ...
    Alcoholics Anonymous Alcoholics Anonymous October 2004 Development
  • Amstrad CPC Emulator?After reading a favourable comment on one of the other threads, I fancy having a look at what the CPC had to offer, since I've never really had the c…

    ... 't move anywhere near as fast.

    Similarly other games ... -based game can be as fast - it just can't do ... has to work harder to fill the screen. It's just ...
    b00mzi11a b00mzi11a November 2004 Sinclair Miscellaneous
  • Help needed with drawing masked spriteI need to draw a small sprite (16 bytes) on to the screen using a mask. Its the only sprite that will be used so speed isn't too important. I was goi…

    By making the sprite memory (graphics, mask and background) somewhat ... ), you could make it auto-fill-in the background as the ...
    ekoman ekoman December 2004 Development
  • Opinions on Sweevos World and I Of The MaskThe 3D era was well and truly underway when these two games came out. I Of The Mask was late 1985 and Sweevos World was early 1986. Both got Crash S…

    ... many within it`s tiny memory, even though there`s only ... , especially when you start shiftin` fast.... and all the other 3D ...
    CKay CKay December 2004 Games
  • fzx32 on GP32 progressing nicelyJust to let you know that Rlyeh is working hard on his ZX Spectrum emulator fZX32 for the GP32 and should be released in the near future. Its based…

    ... 0 @ 133 mhz with contended memory and sound emulation,
    - No ... #10 tapes),
    - Preliminary contended memory emulation (multicolor effects),
    - Preliminary ... -4-roms bug fixed)
    - Fast fileselector (able to scan some ...
    Antiriad Antiriad December 2004 Emulators
  • Help needed to speed up functionCan anyone help me to re-factor this code snippet. The "MAP" section holds information about which tiles go where on the screen (handled by another f…

    ... nice compromise between speed and memory.[/quote]

    Well ... most important factor is - if fast screen updating is essential then ... are not sacraficing too much memory for unrolling 16 iterations in ... to simplify some of the memory fetch code could save ...
    cyborg cyborg February 2005 Development
  • InterruptsCan someone help with providing some info or a link about IM 2. I know I need to create a vector table and want to store this as high in memory as po…

    ... byte of that address. The memory at that address is then ... hand. Hence you have to fill the entire table with the ... cover a range of 257 memory locations. For example if I ...
    cyborg cyborg February 2005 Development
  • Games Club Week2 The second games club game is the Shoot-em up Uridium you can download the game and instructions here [url="http://www.worldofspectrum.org/infoseek.…

    ... some punctual things, maybe for memory issues.
    But even C64 ... version, yes, is not as fast. But if you compare it ...
    judasEZT judasEZT March 2005 Games
  • New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…

    ... , a graphics module to provide fast drawing, scrolling, etc. And you ... for working with memory. Again, any pointer to memory must be stored ... way to quickly loop through memory plugging DATA in - I'd ...
    Dunny Dunny March 2005 Development
  • New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…

    ... /50)
    but you can fill it with dim a$(a ... and then bring up the Memory Map window, highlighting the calculator ... there you can watch the memory as it fills up in ... might add a small, linear "Memory Map" like the one in ...
    Dunny Dunny April 2005 Sinclair Basic
  • Fastest way to write something to screen$Hi, I just got pasmo.exe and start playing with attr scrolling, well, not scrolling, just write different values to a block and see if I can introdu…

    ... the fastest way to fill a block of memory. However, the loop ... - or, if you have enough memory, forget about loops entirely and ...
    gasman gasman April 2005 Development
  • Fastest way to write something to screen$Hi, I just got pasmo.exe and start playing with attr scrolling, well, not scrolling, just write different values to a block and see if I can introdu…

    ... the fastest way to fill a block of memory. However, the loop ... - or, if you have enough memory, forget about loops entirely and ...
    AE.Vasconcelos AE.Vasconcelos April 2005 Development
  • Any programmers interested in writing for a more powerful machine?Apparently not.

    ... ULA any features like sprites, fast copy or else ?
    if ... data

    however the memory model looks pretty interesting im ... symetric with such amount of memory
    Fikee Fikee June 2005 Development
  • PC Manic Miner Remake- Any thoughts? Opinions?First off, let me know if this is the wrong topic fot this thread. I'm new to the forums. Also, this is a looong post. Hope you have a lot of time…

    The whole Alex thing: No memory as in Hard Drive space... ... if you computer isn't fast.

    Still what living ...
    Brodalco Brodalco June 2005 Development
  • Anybody read e-books?Does anybody read e-books? I bought a Palm Zire 31 two weeks ago and started reading them. There's a lot of fantasy and sci-fi available out there. …

    ... !

    Not sure how fast the one you have is ... plus. Got a 1 meg memory card with my one ! Got ...
    psj3809 psj3809 June 2005 Chit chat
  • Maps in progressIf you are working on some map, this thread is just for you! Post here the name of that game for which you are creating a map. Only then we can preve…

    ... [/url].[/I]

    [B]Fast Food[/B] [I]- I simply ... still some large spaces to fill on this map, into which ...
    jil jil June 2005 Support files
  • Most stupid thing you've donePulling on the handbrake at 50mph in a Bedford Rascal aint to clever, but its nice the way they roll. Also pulling the trigger of a BB gun aged abou…

    ... amp; found myself in the fast lane. Looking into my rearview ... a car coming up really fast in the middle lane ... nothing behind me in the fast lane, but wasn't ... the wheel back towards the fast lane. Stoopid. The police ... go on? I could fill this thread on my own ...
    Lee Fogarty Lee Fogarty July 2005 Chit chat
  • "Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]

    ... runs faster, but not as fast as the MHz would tell ... . Oh yes and more avaiable memory.[/quote]
    If you look ... /> And what is this "more memory" about? Both processors have a ...
    Fr?hn Fr?hn July 2005 Games
  • "Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]

    ... 256 bytes of memory can be accessed very fast, an example:
    memory... 5 clock cycles. This is ...
    Fr?hn Fr?hn July 2005 Games
  • "Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]

    ... 256 bytes of memory can be accessed very fast, an example:
    memory... 5 clock cycles. This is ... all 64k (albeit not as fast).
    rich_chandler rich_chandler July 2005 Games
<1…14151617181920…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

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