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Search Again :: Adv Search 1000 results in 0.014s
<1…13141516171819…34>
  • Skooldaze TooDear WoSsers, Thanks to Skoolkid's disassembly I'm attempting to write a new "improved" version called [B]Skooldaze Too[/B]. As part of the improvem…

    ... used 63 UDGs for initialAS table!)
    A = modify ATTRibute of ... /> The program modifies the graphics data at $8000 onwards. To play ...
    Jimmy Jimmy February 2010 Development
  • Skooldaze TooDear WoSsers, Thanks to Skoolkid's disassembly I'm attempting to write a new "improved" version called [B]Skooldaze Too[/B]. As part of the improvem…

    ... used 63 UDGs for initialAS table!)
    A = modify ATTRibute of ... /> The program modifies the graphics data at $8000 onwards. To play ...
    chop983 chop983 February 2010 Development
  • SkoolKit 1.0A new release of the Skool Disassemblies is available. This time, besides the traditional [url="http://pyskool.ca/disassemblies/"]online version[/ur…

    ... , the keypress offset table, and a few other interesting data tables.
    SkoolKid SkoolKid February 2010 Development
  • The Making Of Manic Miner"Matthew Smith talks us through every level of his classic platformer Sat at the very desk where it was written, Matthew Smith watches Miner Willy l…

    ... /> E0A0: End of graphics, more data and buffers

    ... /> F408: End of data

    FDFD: Interrupt vector table

    table in too)
    * Air ... space for character horizontal roll table (or could generate it [ ...
    Paradigm Shifter Paradigm Shifter February 2010 Games
  • Character scrollingOk, first I'd like to say that I'm not looking for a complete routine (but that might help) because I am hoping to write it myself and learn a bit mo…

    ... oneoffinit:
    ; generate a roll table
    ld hl, tbl_roll ; hl ... br /> ld c, 0 ; first data value
    .nextroll
    ... inc hl ; point to next data address
    pop bc ; restore ... count/data
    inc c ; next data value
    ...
    Paradigm Shifter Paradigm Shifter February 2010 Development
  • OptimisationI've participated in several thread hijacks about this, so perhaps I should open a new thread. Et VIOLA! Here it is! Knuth, who was earlier reporte…

    ... and decrementing L since the data is always in the same ... actually need to use a table.

    So apologies to ...
    Winston Winston February 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…

    ... have to maintain separate gfx data for each on screen ... *2*256 bytes of data for all byte values ... overhead by using a rotate table instead of shifts, and ... routine that bullds such a table here somewhere, it's ... you were proposing shifting data 1 pixel a frame ...
    Paradigm Shifter Paradigm Shifter February 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…

    ... a point where using a table is quicker. Sprites moving 1 ... have to maintain separate gfx data for each on screen sprite ... 7*2*256 bytes of data for all byte values shifted ...
    Fikee Fikee February 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…

    ... they take up. A table of pre-rotated byte values ... that's 4K for the table. Pre-shifting all your ... But you can reduce this data by settling for 2-pixel ... to, if you consider shifting data left or right. What ... using a mirror look-up table, and having half the ...
    joefish joefish February 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…

    ... the other thread, a global table is nearly always better than ... />
    a) the data is random (random data doesn't compress though ... course ;)

    or b) data is very limited in the ... byte), and the space the table takes up vs. the encoding ...
    Paradigm Shifter Paradigm Shifter February 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…

    ... the other thread, a global table is nearly always better than ... true. it very depends on data. adaptive statistical compression can do ... ) have two main parts - tile data and gfx of tiles. i ... better compression when you compress data as two different blocks. an ...
    Fikee Fikee February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    Statistical analysis of all the data, that's exactly what Huffman ... :

    Build histogram of data

    Step 2:
    table from (1)

    Step ...
    Paradigm Shifter Paradigm Shifter February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... ]Statistical analysis of all the data, that's exactly what Huffman ... to create a single expansion table (or whatever it's called ... we want to selectively decompress data, and thus we could do ...
    csmith csmith February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    Think of the all the data as one big long file, ... go from there, a new table is gonna cost you memory ...
    Paradigm Shifter Paradigm Shifter February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... ]Think of the all the data as one big long file ... 'm only talking about one table/dictionary, that's my point ... in turn (or each room data in turn). ie a chunk ...
    csmith csmith February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... ;426560]You need the data length in bits for ... going to be in a table anyway, as they will ... you have the table anyway and some data in it would ... index to the compressed sprite data there instead of the ... pointer to the sprite data (that you would have ...
    csmith csmith February 2010 Development
  • Z80 compressorIs there one available? Is it any good? Peeps have been suggesting we should look into this, so here's a new thread! I'd do the compressor on the …

    ... ASCII text, binary data and indexed binary data. Plain text is ... 13) in the compressed data). Binary data is just raw bytes.
    data.

    B7. Similarly ... chunks, and the chunk offset table, to appear at the start ...
    joefish joefish February 2010 Development
  • Platform Game Designer 2Right, with Telly Heroes out of the way, I've decided to have a second attempt at this. I've ditched the old PGD2 source, and started again with the…

    ... editor this time. The room data is compressed, as it is ... use one of the jump table bytes or something, as patrols ...
    jonathan jonathan February 2010 Development
  • Midi out on a ZX SpectrumYears ago (may be over 15 years...) I soldered a small adapter that lets a keyboard or synthesizer connect to the ZX Spectrum 128K's midi/RS232 port.…

    ... 128K heatsink model to send data to a Yamaha Cs1x for ...
    bverstee bverstee March 2010 Hardware
  • tricks to simplify codingWhen i started with programming in assembler i had very simple approach to do things. Just shifting bytes around, doing simple tests and so... Later …

    ... /> Later i started thinking about data structures like as 'objects' pointed ... /> [CODE]
    call_from_table
    ;HL = table
    ;A = ITEM

    frobush frobush March 2010 Development
  • Midi out on a ZX SpectrumYears ago (may be over 15 years...) I soldered a small adapter that lets a keyboard or synthesizer connect to the ZX Spectrum 128K's midi/RS232 port.…

    ... the harp send out MIDI data?
    [/QUOTE]

    The ... routine reads this table and sends the midi data.

    [QUOTE ... card whilst echoing the MIDI data out?

    I think ...
    bverstee bverstee March 2010 Hardware
  • Midi out on a ZX SpectrumYears ago (may be over 15 years...) I soldered a small adapter that lets a keyboard or synthesizer connect to the ZX Spectrum 128K's midi/RS232 port.…

    ... routine reads this table and sends the midi data.[/QUOTE]

    data out, any channel you choose ...
    Spex Spex March 2010 Hardware
  • Midi out on a ZX SpectrumYears ago (may be over 15 years...) I soldered a small adapter that lets a keyboard or synthesizer connect to the ZX Spectrum 128K's midi/RS232 port.…

    ... which will just squirt MIDI data out, any channel you ... specific beam) in a memory table.


    ... also reads this table, and sends the midi data.
    ... enough to send midi data from Basic.
    ... Basic to send the midi-data, is very flexible.
    bverstee bverstee March 2010 Hardware
  • Data recoveryHi all I've decided to get some practical skills in the area of data recovery from failed hard disks and am wondering if anyone on here has any expe…

    ... or was it a kitchen table task?

    S[/QUOTE ... ]

    Kitchen table scenario....get the data off then trash the ... get a butt load of data off.... I had no bad ...
    beanz beanz March 2010 Chit chat
  • tricks to simplify codingWhen i started with programming in assembler i had very simple approach to do things. Just shifting bytes around, doing simple tests and so... Later …

    ...
    ld hl,device_msgfunctbl // table of message function addresses for ... is a general purpose table function dispatcher called by everything ... sort an array of any data type. So quite often ... also been embedding code into data structures. The SP1 sprite ...
    Alcoholics Anonymous Alcoholics Anonymous March 2010 Development
  • Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…

    ... move a block of memory data, for example), dissecting other people ... , a plain Z80 MC code table, and several books.

    RetroTechie RetroTechie March 2010 Sinclair Miscellaneous
  • My first platformerHi all! How do you do? Been lurking here for a while, but never had the courage to join the forum. :) The Speccy was my first computer, so I've alw…

    ... visits a zero terminated table of character squares which can ... rotater reads random shift data from the nonexistent rotation ... sprites. First the graphic data. You begin with an ... whether the graphic contains mask data or not.

    Alcoholics Anonymous Alcoholics Anonymous March 2010 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 …

    ... on the fly using gfx data and an array...

    table for a nibble shifted table for allowing sprite ... at least arrange the sprite data in a similar way to ...
    kgmcneil kgmcneil March 2010 Development
  • Platform Game Designer 2Right, with Telly Heroes out of the way, I've decided to have a second attempt at this. I've ditched the old PGD2 source, and started again with the…

    ... map building quicker and less data per screen.

    Mind ... , then there's a colour table for up to 4 colours ...
    BiNMaN BiNMaN April 2010 Development
  • IM2 Loading on +3EHi there Speccy Guru's, As some of you know, I've spent a while building the ultimate image for +3e, it's currently at 6000+games and demos and i've…

    ... demos set up an interrupt table in lower ram. I know ... once said that DivIDE places data on the floating bus. This ...
    nuggetreggae nuggetreggae April 2010 Development
<1…13141516171819…34>

Latest Posts

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