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Scr to vectorBack in 1989 I saw 2 m.c. routines that impressed me. One could convert a certain area of the screen (up to 6144 bytes) to vector images. And the sec…
... vector images. And the second routine would read those vectors from ... -
Help needed - UK lottery number generator in c++I'm trying to write a c++ program to generate 9 lines of 6 numbers for the uk national lottery. Anybody got any idea where I'm going wrong? I'm com…
I'm trying to write a c++ program to generate 9 lines of 6 numbers for the uk national lottery.
Anybody got any idea where I'm going wrong?
I'm compiling this program in dev c++, but it doesn't seem to want to come out of the line ... -
LiberatedI was just browsing around at "stuff" and spotted the [URL=http://www.worldofspectrum.org/infoseekid.cgi?id=1000227]Liberator[/URL], a hardware wotsi…
... implement it's own IM1 routine that ate up clock cycles ... -
Converting m$ to dataI created a maze using a matrix of 704 characters. In order to save memory, and since the maze it's just walls and spaces which could be interpreted …
... to do it using a routine that printed the maze using ... it.
-Create a routine to read data from the ... -
Faster Pussycat, yer man (UDG)Right we are almost into a game area. Ive started to play with UDG and by using bins and pokes I can redesign graphics to my hearts content. Now Im…
... managed to write a little routine to poke the screen to ... -
Quick question re: TAP conversionI'm just in the middle of creating a TAP version of [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0006457]Hunchback: The Adventure[/url]; I'v…
... to patch the save game routine as well? I tried it ... -
Vectron musicI'll still to this day never forget the first time I heard Vectron - three channel music! With attack and decay! What software was used to create t…
... Tron themes, but the same routine was used with different music ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... what is needed is a routine that will print double width ... -
Blitz Basic questionHello my saucy lil code-kippers... I'm crap at making games. Sorry but I am, but it doesn't stop me from trying. Oh, actually, it has! You see,…
... the same display and movement routine.
Help me Crumbly ... -
Something completely different (new game tech-demo)Since finishing Stranded 2.5 (available soon from Cronosoft - plug!) I've been playing with the idea of doing an attribute-based, rather than pixel-b…
... />
After the initial setup pause (a couple of seconds), the ... -
First steps in Z80 machine codeI never got into machine code much back when I had a speccy, as I didn't have any development tools at the time. The only machine code I'd previousl…
... .g. an 8x8 xor sprite routine), make simple sounds etc.. Obviously ... -
How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
... looking for a machine code routine which will
clear the ... bytes). I also found a routine which can 'fill'
a ... ).
However, this machine code routine, when I tested
it ... you could suggest a
routine which clears a specific number ... -
Help hacking Split PersonalitiesI`ve been hacking away at Split Personalities for the purpose of putting new screens and graphics (items). The current screen is at 41187 and is 160…
... of working out the compression routine so I can work with ... -
sound effect code causing crash[FONT=Courier New]I have just written this piece of code to produce a lazer sound effect but for some reason it is causing a crash and I can't figure…
... /> Basically I call the INITSOUND routine when fire is pressed then ... the LAZERSOUND routine is called each loop cycle ... -
machine IDs for .z80 snapshotsHi, is there s.o. officially in charge for the .z80 file format? while upgrading zxsp's save_z80 routine i added new machine IDs for the Specci vari…
... /> while upgrading zxsp's save_z80 routine i added new machine IDs ... -
Splitting Images tzx maybe not perfectI've been hacking this game and its loader. Also the save routine is intact in this game. It saves a block with a pilot length of 801 pulses. Test…
... its loader. Also the save routine is intact in this game ... snapshot to test the save routine if you need to investigate ... -
A few questions about machine codeOh no... another noob. I'm giving my first steps in assembler (finally, after 20 years stuck in BASIC). I read a SU article explaining that if I wan…
... registers if I call a routine from the spectrum rom, because ... -
Trying to get into AliensLooking at the instructions for this, it says that you can press a number between 1 to 9 followed by N S E or W for compass directions. Yet when I pl…
... , all that happens is a pause in the music. What's ... -
Oxford Speccy meetup, October 20th[b]Update:[/b] Date and venue decided - The Gloucester Arms, from 2pm, 20 October 2007. Full details: [url]http://matt.west.co.tt/spectrum/oxford-spe…
... who don't know the routine (because I don't think ... -
RZXs that need redoingNick's post about the Myth RZX got me to check for other RZXs that need redoing. This is due to them only working in certain versions of SPIN (whi…
... (which use the RZX Pause feature, to pause recording during multi-load ... -
Why oh why....... did I have to read the thread about cross-assembling using pasmo and ConTEXT......grrrr. Now I've just wasted hours playing with z80 m/c, lol I…
... display it. Is there a routine anywhere that can do this ... -
RrcaI'm having trouble finding an exact explanation to how all the z80 instructions work, but I get by ok on most of them. I'm sure I've been given link…
... 'm trying to decipher the routine that draws the 'airflow' map ... my editor.
The routine starts at $7c43 in the ... -
Blok*Load on Multiface 128Spinning this off into a new thread to avoid cluttering up the original: [url]http://www.worldofspectrum.org/forums/showthread.php?t=17999&page=7[/u…
... ),A ;overwrite end of LDIR routine with a RET
CALL ... 05CD0h ;execute the LDIR routine then return to us
CALL 09BE5h ;execute the decryption routine
LD A,0BFh ... -
+2 gray external sound source socketHello I'm repairing an old +2 grey that was given to me, it was in a terrible state (damaged and in pieces). I've managed to repair the board using …
... eject) is missing and the pause button doesn't work (a ... -
Channel redirectionHi! I need help regarding the following problem. I want a BASIC decoder running on Spectrum, written in assembler. I found the great *LIST routine […
... I found the great *LIST routine [0] by Jon North. ... This routine prints the listing on ... a custom 64 columns printing routine, that will look into ... of channel's 3 output routine, according to this thread ... [1], with my own routine, it will work, but ...
