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Search Again :: Adv Search 1000 results in 0.080s
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  • When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?

    ... . All the optimisation in the world won't ... it could be rewritten in a better fashion.
    memory usage for sprites, background ... to be located in non-contended memory (ie 32768 or ... be located lower in memory.

    Derek
    dmsmith dmsmith May 2006 Development
  • When did Spectrum games "jump the shark"Sorry to use that hackneyed term, but there's no easier way of putting it. Basically, during the Spectrum's commercial life (roughly 1982-1992) when…

    ... RAM to hold the file in memory (in a RAM Disk) and I ...
    Ian Hamilton Ian Hamilton May 2006 Games
  • When did Spectrum games "jump the shark"Sorry to use that hackneyed term, but there's no easier way of putting it. Basically, during the Spectrum's commercial life (roughly 1982-1992) when…

    ... RAM to hold the file in memory (in a RAM Disk) and I ... . I ditched my ST back in '97, after I jumped ship ...
    Digital Prawn Digital Prawn May 2006 Games
  • MAME on the Spectrum?Yes, I know it's currently AY's job to make ludicrous posts (a position he's filling in very well, until TKRAP returns), but just out of interest, if…

    ... & the original game rom in memory (I don't think 128K ...
    bobs bobs May 2006 Emulators
  • MAME on the Spectrum?Yes, I know it's currently AY's job to make ludicrous posts (a position he's filling in very well, until TKRAP returns), but just out of interest, if…

    ... also emulated a 65xx chip in Z80, as used for the ... a chance of it fitting in memory and running at a decent ...
    obo obo May 2006 Emulators
  • incbin in z80asmUsing z80asm (as shipped with Z88DK) is it possible to include binary files (i.e. incbin)? If so how?

    ... /> I've enclosed the above in #asm/#endasm to make sure ... .

    z80asm is documented in [URL="http://z88dk.cvs.sourceforge ... binary at a specific point in memory using BINARY. There can be ... loader or the tape routines in z88dk.

    A warning ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • MAME on the Spectrum?Yes, I know it's currently AY's job to make ludicrous posts (a position he's filling in very well, until TKRAP returns), but just out of interest, if…

    ... a chance of it fitting in memory and running at a decent ... have full control over the memory map (except on the +3 ... be used to identify the memory map, i/o port map ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Emulators
  • Character Array tape header block parameters?Hello all! Long time since I've been here! Hope everyone's bright and cheerful as usual! I've been trying to figure out the structure of a Spectrum…

    Parameter 2 has no significance and its contents will only be whatever was in memory at the time the file was saved. I think the second byte will always be 128 because that value is stored as a marker for the end of each memory area. Or something :)
    Woody Woody June 2006 Development
  • Egghead IV on Zx Spectrum +3Egghead IV does not work on Zx Spectrum +3 in 128 mode. You have to switch to 48k mode or in "spectrum" mode. Do anyone know how to fix this (maybe …

    ... ? Where is the game stored in memory, or shall I just save ... out the whole memory somehow? I only have a ...
    Shaun.Bebbington Shaun.Bebbington June 2006 Games
  • There is a better original game for every conversion?[QUOTE=Matt_B]My contention would be that for any good conversion, I could name a better original Spectrum game in a similar format. As such, there a…

    ... Spectrum. Then it was forgotten in memory until Michael's Top100 list ... emerges - thanks for some great memory jogging.:)

    By, they ...
    48K 48K June 2006 Games
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... . Don't think that storing anything in filename is good idea.

    And in some cases names will give ... is to include windows ICON in TAP file (it came to ... my mind in moment). Speccy screenshot (or slice ...
    piters piters July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... with options to set where in memory the code goes? After ... programs are just images of memory content, as are CODE blocks ... , or load a program in as code (don't ... we've been doing in this field for the ... .

    [quote]
    In this sense, I am "forced ...
    Dunny Dunny July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... trying to show the specification in advance, to let you discuss ... to consider the idea that storing metadata in filenames is a bad ...
    Philip Kendall Philip Kendall July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... to consider the idea that storing metadata in filenames is a bad ... /> 2) as raw data, but in different file

    3 ...
    zilog zilog July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... ] AA have said that storing metadata in the filename isn't a ...
    Philip Kendall Philip Kendall July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... (?) pseudo-philosophical thoughts:

    * In Unix, there are means of ... are both valid in this sense.

    * In the case of ... side of things). Yeah, storing metadata in a LFN is a bit ... already covered. The world begins in finished TAP :) They don't ...
    baze baze July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... read. How to get XXX in memory in a LOAD-friendly way" - and ... to show people the usefullness in advance. They will agree when ...
    zilog zilog July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... is the most suitable for storing metadata in filename. That's what ...
    zilog zilog July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... you not create a header in memory and read that when loading ...
    Dunny Dunny July 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... .

    It's only in the special case of Spectrum ... 't like the idea of storing metadata in the filename - and given ... I'd like to see in a future DivIDE firmware is ... files together, transparently - so that in Zilog's example of
    gasman gasman July 2006 Emulators
  • Portugese SpectrumI've just acquired a Speccy 48K which states "made in Portugal" on the back. I thought Portugese "Spectrums" were actually some illegal copy of a Tim…

    ... /> Too bad we cannot attach pictures in the forum, so I've ...
    Marcelo Marcelo August 2006 Hardware
  • AgentX2 RemixingI`ve started to remix AgentX2 and need some help with the drums. Anyone care to add the drum track to [url=http://www.franksmusic.homecall.co.uk/spe…

    ... scathing about his beeper work in the past, giving the impression ... if he accounted for it in the note table. There are ... ? :)[/QUOTE]
    I'm currently in the process of documenting disassembled ... -modifying stuff was going on in memory. And yes, when I saw ...
    bcass bcass August 2006 Sinclair Miscellaneous
  • Final Assault from US Gold + EpyxI seem to recall having had this game back when I only had a 48k spectrum, but I'm not 100% positive on this... any of you rememeber or have got anot…

    ... /> When loaded in 128K mode it loaded completely in memory and had AY ... music. When loaded in 48K mode ... it loaded in two bits (first ...
    na_th_an na_th_an September 2006 Games
  • TAP conversion project?I was wondering if there's any concerted effort to produce TAP versions of games only available in TZX or Z80/SNA/SLT format? Or are snapshots consid…

    ... routine to use headered files. In any case, the multiload seems ... patched version of LD-BYTES in memory that the Erbe loader originally ... the purposes of running it in FATware) then the game itself ... loaded using LD-BYTES work in FATware then there's no ...
    StuBruise StuBruise September 2006 Games
  • The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…

    ... the 48K Spectrum. The extra memory was nice (though if ... video data from anywhere else in memory, when it reached the end ... colour clash or monochrome graphics in many arcade conversions, this ... Better technical specs. can result in far better graphics and sound ...
    ewgf ewgf September 2006 Sinclair Miscellaneous
  • The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…

    ... INY ;POINT TO FIRST ELEMENT IN LIST
    DEX ; ... br /> ;YES. EXCHANGE ELEMENTS IN MEMORY
    PHA ; BY ... PARAMETERS: NumberOfElements = number of elements in the array
    ; ArrayAddress ...
    JamesD JamesD September 2006 Sinclair Miscellaneous
  • The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…

    ... however, I think is in the neighbourhood of the Spectrum ... INY ;POINT TO FIRST ELEMENT IN LIST
    2 DEX ... />
    ;YES. EXCHANGE ELEMENTS IN MEMORY

    3 PHA ; ...
    Alcoholics Anonymous Alcoholics Anonymous September 2006 Sinclair Miscellaneous
  • What are people using TommyGun to do?So I was just wondering what people are using TommyGun to do?

    ... app. I'm most interested in TG for its map editor ... />
    Note that '0' chars in image B represent blank chars ... .e. one single image stored in memory -> different instances on a ...
    TrueVideo TrueVideo September 2006 Development
  • How are people developing?Are most coding on actual HW or under emulation, or cross developing?

    ... much easier.

    Back in the day I did write ... had to fit at once in memory on the Spec) and no ...
    Alcoholics Anonymous Alcoholics Anonymous September 2006 Development
  • Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…

    ... think. A compiled language built-in would have been good, but ... then as a compiled binary in memory. Of course, you could have ... that would have reduced available memory even further.

    The ...
    Dunny Dunny September 2006 Sinclair Miscellaneous
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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
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    rich_chandler on April 21
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    harriusherbartio on April 21
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