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BUG in zxspin and SpecEmu - read Loading speed in WAV fileI'm created a new save, but it can run at 44.1 KHz, to test it, i make a new file from WAV 44.1 KHz to 88.2 KHz. Load this file in a emulator zx-spin…
... read this encode (128 or 256 bytes)
All basic loading ... -
Optimize this: Distance CalculationBased on a taylor series expansion, suggested by NA_TH_AN, I've got this so far, which is far far faster than SQR(X^2+y^2) Formula is: in a right an…
... be willing to set aside 256 bytes for a log table :P ... tables too and probably 512 bytes for each table :-/ thanks for ... -
Happy 30th Birthday ZX Spectrum !!Have a rubbery keyed one! :)
... pixels contained in just [B]256 bytes[/B], the hardware?s infamous ... -
How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
... at the top looks like 256 bytes of code. It's got ... probably get a good 1000 bytes or so 'extra', ([SIZE="1 ... -
How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
Turn UDG to Attrribute blocksI'm trying to enlarge my UDG's to 8 x 8 character blocks per pixel, but struggling, is there any subroutine/program for enlarging UDG's x 8?
... right 16 x 16 attributes (256 bytes) into memory then poke them ...Store and restore attribute valuesI am needing ideas on how to write a machine code routine that will store/restore (more important to restore) attribute values to the 22528 area. I …
... 16,16 area of screen, 256 bytes I think?!
I ...
ld bc,16 ;16 bytes is the distanc to the ... /> ldi
ldi ;move 16 bytes from the buffer to the ... /> ;
attribute_buffer
defs 256 ;define space 256 bytes = 0,0 to 16 ...Switching 48/128 modes within a BASIC programI'm not sure what use this would be; ie. being able to switch between 48k and 128k modes and back again from within a continuously running BASIC prog…
... /> Perhaps one could copy those 256 bytes to a safe area before ...DooM on Spectrum 128kHello my fellow WoS'ers My hope is that you can help me, recently I discovered a DooM clone -esque on the Humble spectrum, - here is a [URL="https:/…
... sector would appear to be 256 bytes, based upon the number of ...Work out attribute location in MCHow do I go about writing a MC routine which calculates the attribute address from a set of PRINT co-ordinates. I know you in basic you multiply the…
... aligned on a 256-bytes boundary, first 24 bytes of the table ... . So the table is 56 bytes large.
...
ld h,table/256
ld d,(hl ... - first half is at 256-bytes boundary, next half is ... also aligned to the next 256-bytes boundary. Then you can ...Binary to include[IMG]http://glair.narod.ru/prog/bin2inc.jpg[/IMG] [URL="http://glair.narod.ru/prog/bin2inc2.rar"]download[/URL] [URL="http://glair.narod.ru/prog/bi…
... would be a "Skip x bytes" option for the Simple Tile ... as it includes some unneeded bytes at beginn, that completly messes ... 't allow size greater than 256 bytes. So, i wrote a simple ...Binary to include[IMG]http://glair.narod.ru/prog/bin2inc.jpg[/IMG] [URL="http://glair.narod.ru/prog/bin2inc2.rar"]download[/URL] [URL="http://glair.narod.ru/prog/bi…
... 't allow size greater than 256 bytes. So, i wrote a simple ... a map size of 462 bytes, and there is no problem ... export, except for the leading bytes which I do not need.Newbie says 'Alreet?'Hiya dudes, Just dropping a line to say hello as i've decided at 33 to try and fulfill a long time ambition to write a speccy game in machine code..…
... 8x32 = 256 bytes
-each segment is 8 x 256 =2048 bytes
-the whole screen is 3 x 2048= 6144 bytes ... a char [/U]is 256 bytes apart, so INCing ... -each segment is 2048 bytes apart, same as 8 ... segments are 8 high bytes apart, so move it ...Spectrum 16K Issue 3Hi! I just received a Spectrum 16K, which turns out to be an Issue 3. Is it really that rare? If not, I?d like to upgrade it to 48K. There are 12 em…
... a little program to write 256 bytes (from 0 to 255) to ...Spectrum 16K Issue 3Hi! I just received a Spectrum 16K, which turns out to be an Issue 3. Is it really that rare? If not, I?d like to upgrade it to 48K. There are 12 em…
... a little program to write 256 bytes (from 0 to 255) to ...Maze Generator[URL=http://fastpic.ru/][IMG]http://i51.fastpic.ru/big/2012/1228/c7/d04669024fb0a70e66fcca07bc969bc7.png[/IMG][/URL] [URL=http://fastpic.ru/][IMG]ht…
... /> Generator is app. 230 bytes, storage is 100 bytes![/QUOTE]
256 bytes, but do you store the ... maze also in the 256 bytes?
My generator makes ... maze and only uses 100 bytes to store a 19x19 sized ...Maze Generator[URL=http://fastpic.ru/][IMG]http://i51.fastpic.ru/big/2012/1228/c7/d04669024fb0a70e66fcca07bc969bc7.png[/IMG][/URL] [URL=http://fastpic.ru/][IMG]ht…
... can make a generator in 256 bytes, but do you store the ... maze also in the 256 bytes?[/QUOTE]
My idea was ...Maze Generator[URL=http://fastpic.ru/][IMG]http://i51.fastpic.ru/big/2012/1228/c7/d04669024fb0a70e66fcca07bc969bc7.png[/IMG][/URL] [URL=http://fastpic.ru/][IMG]ht…
Yes, why this contest to make everything in 256 bytes, 100 bytes or less? Hey, we aren't on ZX81 with 1kB of memory ;)
A good Windows program (no matter how big :) ) with many output options would be in fact useful.Maze Generator[URL=http://fastpic.ru/][IMG]http://i51.fastpic.ru/big/2012/1228/c7/d04669024fb0a70e66fcca07bc969bc7.png[/IMG][/URL] [URL=http://fastpic.ru/][IMG]ht…
... contest to make everything in 256 bytes, 100 bytes or less? Hey, we ...ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …
... />
The above code (59 bytes version) is correct, I have ... /> Good idea the simple 256 bytes window with 44 bytes decompressor, I will ...SCREEN$ 1.9e Released!And here's another update! [url]http://paul.dunn.googlepages.com/SCREEN_1.9e.rar[/url] There's a few new things in this release, but it's mostly bu…
... . a 1 second pause ever 256 bytes loaded (i.e. 3 in ...RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... code "SGPATCH" (669 bytes, although only 336 bytes are used during the ... handy chunk of about 600 bytes in page 4 which could ... needed to save was the 256 bytes from $5b00, plus I needed ... , which reserves the top 30 bytes of page 2. It turned ...TRDCUT for WindowsI see only old DOS version of TRDCUT utility on WOS: [url]ftp://ftp.worldofspectrum.org/pub/sinclair/tools/pc/trdos/TRDCUT11.zip[/url] Exist any new…
TRD file is sector copy of tr-dos FDD (80 tracks/2 sides/16 sectors per track/256 bytes per sector) = 640kB. TRDCUT utility erase all clear sectors at end of image and new short TRD file have often very similar size as TAP or SCL files.LOAD "" By Deep GrassHello, just joined here. Been a Spectrum owner since '83, favourite game is Tir Na Nog. As part of a musical project called "Deep Grass" I recently…
... consecrative lines (32 x 8 bytes = 256 bytes). This should be relatively easy ... as each new line is 256 higher (IXh +1) higher than ... (32 bytes) 8 times over where each line is 256 above previous ... :
1) The loading of 256 bytes will take about 1.5 ...Fastest redraw of screen from UDGsHere's a question for everyone, to generate a bit of code to be used in games: On a standard 48K Spectrum, what's the fastest way to redraw the scre…
... line
POP BC ;2 bytes of screen map
LD ... one after another but with 256 bytes gaps. This way you can ...What Spectrum projects (Software/Games/Utility)(Hardware)(Others) are you working on?So, basically that :) You dont have to give names or more clues if you dont want to ;) Also, if you are working on more than one, you can tell all of…
... to do this, up to 256 bytes, and does not have a ... back buffer screen. That 256 bute buffer *is* his back ...What Spectrum projects (Software/Games/Utility)(Hardware)(Others) are you working on?So, basically that :) You dont have to give names or more clues if you dont want to ;) Also, if you are working on more than one, you can tell all of…
... to do this, up to 256 bytes, and does not have a ... back buffer screen. That 256 bute buffer *is* his back ...SpectranetHi all, I just bought a spectranet card and have a couple of questions I hope someone can answer for me. I have played around with it on both a +3 …
... streams module appears to be 256 bytes if I'm understanding the ...Relocation with SDCCI desperately need auto- relocation with SDCC. Something that will compile all of my code using start address 0 and generate relocation table so that…
... have the low and high bytes stored at non-consecutive addresses ...
2) high bytes only
3) low bytes only
bytes. However, each entry in whichever ... can only be at most 256 bytes in length).
Thus ...The Great Escape disassemblyHi, Over the past few months I've been steadily chipping away at reverse engineering Denton Designs' classic 48K title, The Great Escape. I'm now a…
... 'd waste nearly as many bytes as you'd save. But ... a full character set starting 256 bytes lower in memory. So when ...
