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Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …
... correctly fills the screen with vertical lines. This works correctly
Visual Studio 2015 and z88DkNot sure if this is useful to anyone but just in case :) I was about to embark on getting intellisense working for assembly... but that looked a lit…
... new project and create an .asm file and type in your ... asm, right click rebuild and the ...New game: ZoomBloxHi everyone, this is my first post here, so first off I'd like to say hello to the Spectrum development community :) I've been developing on an…
... 've squeezed in some bits ASM anyway (keyboard handler first and ...Rolling display from RGB port on a +2Hi gang, after many years I finally decided today to attempt connecting my +2 to my Japanese RGB monitor. Using just the composite video pin only …
... , ground and composite sync. Connecting vertical sync makes it go worse ... rather than better. Just with vertical sync I get no picture ... inputs and separate horizontal and vertical input. Now, when I connect ...Some Graphic Coding & Audio help.Hello my fellow WoS'ers I am in the process of writing some code for graphical purposes - I have Z88DK raring to go but I do not know how to take…
... but I can do *little* asm).
Secondly are there ... in C and then to ASM - the latter is the true ... as a wrapper for the ASM in the long run. The ...SkoolKit 5.3SkoolKit 5.3 has been released. SkoolKit is a set of command line utilities for disassembling Spectrum software, into assembler-friendly ASM forma…
... Spectrum software, into assembler-friendly ASM format or into a bunch ...Project: ZX OpusHello my friends, I have been in need of a push lately so I thought if I post some of the work for this project here you guys (and gals) can help me …
... screen either in C or ASM, There are [url="http://www ...CAPS-SHIFT KeyCodeIs there a standard Keycode for CAPS-SHIFT Key ? Looking at the ROM documentation in the Main key table KEYTABLE_A, there is no Entry for CAPS_SHI…
... /> http://skoolkid.github.io/rom/asm/0205.html
Eventually ... /> http://skoolkid.github.io/rom/asm/0333.html
CAPS ...MuCho CYOA/gamebook/multiple choise adventure engine, release 3 - little to no programming neededDownload the whole kit (win32 binaries) here: http://iki.fi/sol/zip/mucho_03.zip Or if you just want to peek at the documentation and prebuilt …
... much) and has a proportional "scroll bar" showing how many options ...Shimmering displayHi all, I've got a 48K issue 4S and it appears to be working apart from it's displaying weird vertical shimmering patterns. It passes a RAM test t…
... from it's displaying weird vertical shimmering patterns. It passes a ...Strange things about my +2AHello everybody I´m from Spain and first of all I want to thank you the oppotunity of join to this forum. And second, my problem. I have and old…
... map of the empire, violet vertical bars and bye bye, just ...How would you approach parallax?So ... there is this trick by Joffa that we all know...of waiting for the ULA to reach certain pattern on the screen using the IN command. And then s…
... decided that you will horizontally scroll top two thirds of the ... .) -- what would the smooth ongoing scroll step be? 2? 4? 8 ... a bit more nasty to scroll (3 shifts per byte); but ... have 512 tiles. If you scroll 8 pixels left then you ...ROM PRINT routine issuesHi all, I am using the ROM print routines a lot in my assembly program and I'm experiencing issues. I am changing the system variable DF CC to po…
... then it will assume a scroll of one character has to ...The world really needs a Spectrum Assembler MOOC courseI recently signed up to an Unreal Engine MOOC course, with the intention of doing it with my wife and 11-year old. I also looked for a MOOC course on…
... on Spectrum games dev, ZX80 asm, or even any 8-bit ... asm. Nothing!
I think ...Contended memory article on WikipediaYeah, apparently there's one. https://en.m.wikipedia.org/wiki/ZX_Spectrum_Contended_Memory [quote] However, the ULA must wait for a Z80 read or wr…
... was generated by the display vertical refresh signal. This ensures that ...Z88DK v1.99B ReleasedAt Sourceforge: https://sourceforge.net/projects/z88dk/ It's been a year since the last release so it was time for another. This is another tran…
At Sourceforge:
https://sourceforge.net/projects/z88dk/
It's been a year since the last release so it was time for another. This is another transitional release on the way to version 2.0 and hopefully we'll get there for the next one ...Merlin by Justin StainesMERLIN by Justin Staines from Computer Gamer, September 1986 Open source code in ASM https://github.com/justinstaines/Merlin It seems the author …
MERLIN
by Justin Staines
from Computer Gamer, September 1986
Open source code in ASM https://github.com/justinstaines/Merlin
It seems the author made a revision of the game in 2014Save video directly from ZX 48K hardwareWhat is the best "proven" way (bets quality) to acquire video from a Speccy 48K ? I have converted the the TV out into AV,,with the usual mod (wit…
... I don't see any vertical shaking, but on the captured ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... . C code compressor and asm unpacker are below, the ... code or algorithm. The ASM decompressor is currently 116bytes ... code]
and the asm unpacker
[code]
INCLUDE "scr.asm"
;;
;; code for ...2 scrolling linesHow would you draw, delete and scroll a 2 line landscape? [img]http://i1142.photobucket.com/albums/n608/daveyboyhughes/scramblines_zpsw0r2joew.png…
... would you draw, delete and scroll a 2 line landscape?
scroll the whole screen, but I ...SkoolKit 6.0SkoolKit 6.0 has been released. SkoolKit is a set of command line utilities for disassembling Spectrum software, into assembler-friendly ASM forma…
... Spectrum software, into assembler-friendly ASM format or into a bunch ... )
[*]The [i]@equ[/i] ASM directive (which produces an [i ... ]EQU[/i] directive in ASM output)
[*]Support for replacement ... }[/i], [i]{case}[/i], [i]{asm}[/i], [i]{html}[/i]) in ...48k spectrum problems at bootHey guys so my 48k Specfy, Issue 3B is having some issues. They're not entirely consistent but the majority of the time (95%) it presents itself as m…
... bands of video noise with vertical black and white banding and ...im looking for a scroll routine continued...seeing as the forum is now back up. i though we could continue the conversation on facebook on here.
seeing as the forum is now back up. i though we could continue the conversation on facebook on here.Beginner's z88dk help rqdI'm struggling to get my first z88dk C program to compile. My program is this: #include <spectrum.h> int main() { zx_border(INK_BLACK); } …
... /> Error at file '/tmp/tmpXXs1KOOB.asm' line 52: symbol 'close' ... /z88dk/lib/config/../..//lib/spec_crt0.asm:
Error at file ... '/tmp/tmpXXs1KOOB.asm' line 52: symbol 'close' ... be referenced in the spec_crt0.asm file.
What ...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…
... ovl_y [0] = y;
#asm
call _ovl_draw_scr
#endasm ... }
void draw_buff () {
#asm
._ovl_draw_buff
; hl => ... /> #endasm
}
#asm
._ovl_draw_scr
; First ...z88dk : FIle Handling in C on the +3e environment under Win 764bitHello my fellow WoSers! I am wondering if someone can help me solve this little pickle of z88dk / Windows using +3e Filesystem. So a little inf…
... \Zetr0\AppData\Local\Temp\s1c4_1.asm
zcpp -I. -DZ80 -DSMALL_C ... \Zetr0\AppData\Local\Temp\s1c4_.asm > C:\Users\Zetr0\AppData ...Simple way to add AY music to AGD games!I have written some scripts and asm to autobuild interrupt driven AY music into any AGD game. The play routine and music is stored in bank4, so y…
... have written some scripts and asm to autobuild interrupt driven AY ...Magnetic Scrolls games' source code has been recovered.Any fans of the Magnetic Scroll games from the late 1980s/early 90s might be interested to learn that the source code of all of the games has been fo…
Any fans of the Magnetic Scroll games from the late 1980s/ ...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 …
... HALT instruction to wait for vertical retrace. And HALT does not ... /> Or can I wait for vertical retrace without HALT & EI ...
