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Fixed point math lib?Is there a liberally licensed fixed point math lib for z80 somewhere? When searching, I expected to find a bunch of GPL'd ones and perhaps one or two…
... over the typical small math routines without unrolling.
There ... .asm?revision=1.3&content-type=text%2Fplain
scroll ... there, with that set of routines being the most collected together ... -
endless runner project..So I'm thinking of writing a small tutorial series on writing games for the speccy in C, and figured that an endless runner would be an easy example …
... with your own routines or with help from routines in the library ... library has a lot of asm routines that deal with the display ... all you want is to scroll the screen upward. You can ... , or write your own c/asm routine to do it.
Horizontal scrollDoes anyone know how to do a 2 or 4 pixel left or right horizontal scroll of the spectrum screen. I can make a 1 one pixel scroll with: ... rl (hl…
... pixel left or right horizontal scroll of the spectrum screen.
scroll with:
... rl (hl)/dec ...A great ROMBack in the early 90s my ZX clone (called "Cobra" if anyone's interested) had a sort of a "SamRam" (actually an alternate ROM accessed via a NMI) tha…
... use of the standard ROM routines.
I searched the ... , but compared to many other asm/mon systems it is absolutely ... of this alternate ROM's routines.
Did anybody else ...Sync-buzzer, interrupts and general confusionBeen wittering on about this in the Misc group, but thought it was best discussed here. Basically been trying to recreate the Sid-Sound effect from A…
... interrupt-based timing routines are more than my poor ASM skills can ... someone mentions vertical blank-based routines I get the willies ;)scroll?Hey guys! Great website! Is there anyway I can make my 128 not say "scroll?" and just make it scroll automatically?
Hey guys! Great website!
Is there anyway I can make my 128 not say "scroll?" and just make it scroll automatically?Artist / Artists Required For 3 Brand-New Spectrum Game ProjectsHi all, I am currently looking for high quality sprite and background tile artists for 3 forthcoming Spectrum games I have on the go at the moment. …
... have a full colour smooth scroll, and may also end up ... had a tinker with beeper routines (mainly for ingame sound fx ...40 Best Machine Code Routines - ZX SpectrumHi, Currently for sale on EBAY: 40 Best Machine Code Routines for ZX Spectrum [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=6917…
I need ASM for random numberI need to generate a random pair of coardinates in asm so that x=random no between 0 and 31, y=random no between 0 and 23. Any ideas on how to code …
I need to generate a random pair of coardinates in asm so that x=random no between 0 and 31, y=random no between 0 and 23.
Any ideas on how to code the above
CheersHow can I scroll a line of text and wrap perfectlyI know this is easy for most of you but for some reason I am messing it up. In Assembly Language I want to do the following: I have 1 line of text …
... Pixel Rows). I want to scroll the whole line left one ...Calling ROM routinesFirstly, sorry if this is the wrong forum to post this in, but I wasn?t quite sure under which heading is best fitted. I?m trying to figure out how…
... ?t cover invocation of ROM routines at all.
Thanks ...Help understanding some z80 asmI'm trying to work out how to represent the structure of a "sprite" in the SAM as "Grabbed" by SmallC. I can see the assembler implementation but I …
... what I see in the asm is this ( grabs from screen ... width, int length )
{
#asm
push ix
ld ...Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…
...for the Sam.
This call goes out to Colin and others who know how it should be done.
If you look on the Sam C disk you can see the implementation of the streams mechanism.
I realise there is an outp( ) and inp
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…
... print double width text and scroll double width text messages.< ... and some backgrounds, some routines will be written to directly ... game requires two text-printing routines: a regular 32 column ... centered.
The routines are not all-powerful and ...Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... of vector drawing package of routines, callable from BASIC? With "vector ...help sought with first foray into machine code - pixel scrolldownI have started to code my first machine code program, a simple roadrace game. I've based it around the pixel scrolldown routine in 40 Best Machine Co…
... in 40 Best Machine Code Routines for the ZX Spectrum, but ... show comments)
[code];scroll down 1 pixel at a ... repeating the pixel scroll
dec b ;one scroll less to go ... ;otherwise continue with another pixel scroll
endroutine
ret< ...Pedro 1 - Quick and dirty translationHi, here is quick and dirty translation of Ultrasoft's Pedro 1. [url=http://www.edisk.cz/stahni/45586/pedro1EN.sna_48.23KB.html]pedro1EN.sna[/url] …
... did not touch keyboard scan routines so for example [ANO/NIE ... . Just click on the link, scroll down, fill captcha and click ...Running Zeus RoutinesHi, i need to load zeus routines in zeus assembler from Spectaculator or Spin.. I followed the manual (switched off auto tape loading, run zeus and t…
... /> i need to load zeus routines in zeus assembler from Spectaculator ...How to avoid paging (scroll message)After 22 lines, the Spec asks if you want to scroll or break. I want to avoid that message and what the program to go on and produces lines on the sc…
After 22 lines, the Spec asks if you want to scroll or break. I want to avoid that message and what the program to go on and produces lines on the screen without stopping for this message. Is there a trick?Spectrum Ethernet updateWell for those of you who don't follow the news section on the project page, here's a quick update...and a request. Development has slowed a bit, si…
... program, and uses the same routines to set the IP, netmask ... need to be either an asm programmer, or a C programmer ...Keyboard routinesI'll ask here first - since this must be a long-ago solved problem, and hopefully I can avoid re-inventing the wheel... I need a keyboard routine th…
... just copy the ZX ROM routines that I had been calling ...Getting started with ... part II (help needed)Hi to everyone. I just founded simple wiki to solve usual problem "how to do [placeholder] in asm?". Check it on [url]http://zxsnippets.wikia.com[/ur…
... "how to do [placeholder] in asm?".
Check it on [url ... Jonathan Cauldwell has some useful routines in their pocket too. Could ...Tips on optimizing some newbie assembly routinesI'm starting to learn some assembly language. The best way to learn is to actually code something you are going to use, so I'm creating a very simple…
... />
// Extern data
#asm
._MB23_grid
; 512 ... thirds on screen.
#asm
._MB23_render_asm
; First ...What's the best prog to read .asm files?I'm talking about on the PC, i.e. grab an .ASM speccy file, read it and plop it on-screen with all the fancy colours for each word/remarks/numbers et…
... PC, i.e. grab an .ASM speccy file, read it and ... [U]BASIC[/U] and not asm ... oh, well)
Thanks ...Printing in 64 columns, from Basic?Not strictly a Sinclair Basic question but... Is there any known machine code utility that allows something similar to PRINT AT that can be called fr…
... of numbers and having to scroll to see the rest of ... and 64 column machine code routines out there but, does anyone ...Skool disassemblies onlineThe Skool Daze and Back to Skool disassemblies (previously announced in too many places on this forum) are now browsable online: [url]http://pyskool…
... Just like the machine code routines, every data block now ... ://pyskool.ca/disassemblies/back_to_skool/asm/39656.html"]see for ... ://pyskool.ca/disassemblies/back_to_skool/asm/40700.html"]cast your ... ://pyskool.ca/disassemblies/back_to_skool/asm/58144.html"]this one ...
