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128K memory bank selection to avoid contention issuesI'm currently developing a game and I'm trying to get my head around the memory contention issues of the various 128K/+2/+2A/+3 spectrum models in or…
... and I'm trying to get my head around the memory ... also needs to access an address in this same 16K range ... my in-game code from address $8000.
The issue ... you can switch in to address range $c000-$ffff.
Mojon Twins MK2 and lighting effectsDoes anyone have any experience in getting the overlay.h working in the MK2 engine. There were several games written in the churro that used the ove…
... the overlay,h to get a halo effect working ... Macabre game. I cannot get this to work in ... /> ; First we calculate the address
; address = ovl_buff + ovl_y * 36 ... /> ; First we calculate the address
; address = ovl_buff + ovl_y * 36 ...z88dk sp1lib with fzxThe numbers dont seem to display properly? fzx by itself works [quote] // for targets supporting fzx // zcc +zx -vn -startup=31 -O3 -clib…
... sprite01[]; // gr_window will hold the address of the asm label _gr_window ... []; // gr_window will hold the address of the asm label _gr_window ... , sprtbl[j].s, 2))) // 2 pixel tolerance
{
// move ...Spectrum 35 - a show to rememberI thought that this venue is already known here, as Lee Fogarty is one of the organizers. Just to be sure, nobody misses it, here is the announcement…
... for this celebration, we want get as many talks as possible ... 2017 at 10 am.
Address: Centre for Computing history, Rene ...How much can you get into 48k?Todays experiment was to see how long, how much text, a PRINT statement will hold. I filled it up with * and counted them and got 689 chrs. Almost 22…
... how much text I can get a 48k Spectrum to hold ... of 8x8 and I'll get no advantage. Even if there ... . That way I could maybe get a comic book sort of ... calls up another one to get around space limitations by daisy ...Competition to the premiere of Spectrum Movie in CambridgeHi there! My name is Andy Remic. I’ve made a 2hr 20m documentary feature film about the Sinclair ZX Spectrum computer entitled Memoirs of a Spectrum…
... – so, simply email your name, address and FAVOURITE ZX Spectrum game ... /bag/bucket. The winner(s) get an invite to the film ...Key repeat weirdness with EI & IYI finally (after 35 years!) decided to write something a) for 48k speccy b) in z80 assembler. It's been over 20 years since I've written anything in …
... /> The problem is that I get random pixels next to my ... key, I immediately get a "wrong pixel", then get good pixels for a ... after a second or so get a stream of "wrong pixels ...Recreated Spectrum .What do we get for the "now" (Aug 2017) best retail price of around £35?Well best/ cheapest retail prices can vary a bit so I thought it best to be specific. At this £35 price ,is it a good deal and what do we get ? A…
... deal and what do we get ? And there are ... a lot of Chinese manufacturers get away with selling "any ... Chinese manufacturer (I wont get diverted on how they achieve ... prefers mode B to get the original Speccy keyboard ... issue of where to get the best value USB ...Cronosoft TERRAPINS Competition*** COMPETITION TIME *** As you may well know, Cronosoft is releasing Allan Turvey's excellent new AGD arcade game TERRAPINS on cassette in the ne…
... Cronosoft.co.uk website (email address link is on there).
get an idea….
https://www ...I can't get my +2B to work over RGB to SCART.Hi so I have a black +2B and no matter what I do I get a black screen using the RGB-SCART scart cable (specific for the model ) and I'm using a SCART…
... matter what I do I get a black screen using the ... lost what to do :( I get a signal out of the ...ZX Microdrive .mdr file "Cruncher"Hello all. Last year I've been in contact with Marcos Cruz and he gave me the idea to write a [b].mdr[/b] manipulator since it is a well known for…
... :
- get the catalog and all available info (start-address, length, start ... from a program
- put/get any file from/to a ...Can't Get My Simple Code To RunHello again, I'm trying to run the following simple code: [code] org 32768 main ld b, 21 ; x coordinate is …
New game: PIXEL QUEST 2000[img]http://i66.tinypic.com/6yeadu.png[/img] [img]http://i68.tinypic.com/5mws9k.png[/img] [img]http://i65.tinypic.com/332rm1i.png[/img] [img]http:…
... .png[/img]
[b]PIXEL QUEST 2000[/b] is the ... ?cat=96&id=30237"]PIXEL QUEST[/url], elected by [i ... reveal heroes and other famous pixel images from some of your ... imagine!
* Play to collect pixel art from modern Speccy games ...Your Sinclair 600dpi 4k in Progress Hi Guys just and update to say well on the way with this set, issues 1-20 are up on the internet archive, got 4 scanners running at once so when I …
... at once so when I get time I am running a ... crt tv and a hyper pixel oled super display.
Arcade mockupsHi all. After my initial thread of speccy pixel experiments I learned a lot about the graphical workings of the speccy (mainly colour clash). So I…
... my initial thread of speccy pixel experiments I learned a lot ... work shown here is done pixel by pixel (and includes colour clash ... in the free moments I get (not so many) from boring ...Gmail sucks! Anyone recommend a better Email?Why does Gmail suck so badly? Its the slowest most badly organized email service I have ever used. AOL's was far superior, all the controls were c…
... a message up popped my address book to select the person ... or else enter a new address and be given the choice ... all the good, easy programs get killed off? Like Netscape as ... of plug ins just to get reasonable usefulness out of YouTube ...The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
... effect to no avail. I get the ULA snow, sure thing ... (the code is sitting at address 30000):
[code]
i want to save a snapshot file from snap to tap onto my hdd. what code address and length is it?hi, i want to save a snapshot file from snap to tap onto my hdd. what code address and length is it? i cant seem to find any info on this.
hi,
i want to save a snapshot file from snap to tap onto my hdd. what code address and length is it?
i cant seem to find any info on this.1st steps in animation Having finally resurrected my familiar old graphics programs, chief amongst which is DPaint Animation, I was a little taken aback to reali…
... that the snake/stem will get thicker or thinner as ... graduated can only be erased pixel by pixel (flood fills only work ... drawing and painting anxious to get a quick result. Much better ... sequence of operations required to get a realistic drop, bounce, ...How can I get around having to press ENTER at the scroll query?Or how can I get my program to run on until I stop it?
Or how can I get my program to run on until I stop it?Does Google sell data that matches your email with your Google searches?I understand how Google "survives" by selling data without personally identifiable information, but something strange happened in the past two weeks …
... able to find my email address (which I don't share ... 's the first time I get an email related to something ...new category called graphics & pixel designHi, is it possible to add a new category called graphics & pixel design? I'd like to add some information wrt to game design tools which are speci…
Hi,
is it possible to add a new category called graphics & pixel design? I'd like to add some information wrt to game design tools which are specific to specnext.com and the new vega+
MarekPrportional Ascii text scrollerA couple of years ago I wrote a little scroller that nestles at the top of RAM (FFCA - 65482) and scrolls standard Ascii encoded text from anywhere y…
... /> pop hl ;restore chr set address
inc (hl) ;inc ...
add a,a ;get bit 7
jr nc ... /> ld h,51h ;line address
inc a ;set ...what components normally get taken out if you plug+unplug a joystick interface in with the power onwhat components normally get taken out if you plug+unplug a joystick interface in with the power on? i remember doing this a few times when i had …
what components normally get taken out if you plug+ ... the thing back once and get it repaired once. i remember ...Printing text using direct screen addressingHaving some problems printing using the FASE engine which is currently defeating me. Hoping to have someone clear out the bit of fog currently dwell…
... function. I'm trying to get the text working properly in ...problem with symbol shift and caps shift key combinations on multilayer keyboard membranesHello, I know, it is generally know that some ZX Spectrums with multilayer keyboard membranes have problems with some key combinations. Typically …
... membrane, on devices connected to address bus (electrically signals are ... newly discovered it depends on address where is instruction in ... executed similar code somewhere around address 51300. I make some ... is displayed as one white pixel, two keys should be ...Pixel Editor Pro - a new webapp for editing pixel artHey Spec Chums, Don't know if anyone's interested, but I've been working on a pixel art editing webapp that might be useful for potential retro de…
... 've been working on a pixel art editing webapp that might ... . :)
It's called Pixel Editor Pro (a bit of ... to see in an online pixel editor
2. how the ... such as (1) size of pixel squares in the Edit Single ...Drawing LinesHas anyone got any experience of coding a Bresenham line drawing algorithm on the Speccy? I've had a go and I find the algorithm has quite a few s…
... go through to determine each pixel, such that even as optimal ... separate function to plot each pixel on the screen as it ... , but I'd like to get those shallow diagonal lines going ...
