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Lightforce - a classic?Was [URL="http://zxspectrumgames.blogspot.com/2010/08/spectrum-games-light-force-classic-zx.html"]Lightforce [/URL](reviewed) a classic shmup? I rec…
... 't been a full colour vertical space shoot-em up that ... 've got a great colour scroll and some multi coloured sprite ... -
Mr Do! ?Not exactly a new idea (at least twenty-seven years old now :-o), but how about a port of Mr Do! to the Spectrum? There was never an official one, ev…
... screen will still need to scroll vertically. This requires a buffer ... can use TV/monitor in vertical position:
32x vertical attributes
24x horizontal attributes ... -
Getting a ZX Spectrum to work in the USHello all, I'm terribly new to these forums but not to the use of the Spectrum. I have a few in my collection of old machines and one of them I am …
... NTSC the phase used to code a certain value of U ... number of scan per field, vertical frequency and so on, a ... better if you use the vertical size knob to expand the ... out, at the expense of vertical frame colour resolution. [B]Lines ... -
ZX Spectrum on SunDown UK meetingHi there. :) Just a short note I put my beeper song made for two synchronized ZX Spectrums (6 channels) "Love Quest" into "Synth Music Compo" of Su…
... start. We also added a vertical scrolly at the end - thanks ... complete. I already have the code to stream the video at ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... I didn't bother to scroll back to actually quote where ... program.[/quote]
[code]
Robin's suggested My ... have hardware subroutine implementations
[/code]
Please point ... " is not valid 8080 code because Intel's 8080 assembler ... -
Help! Reverse engineering a Spectrum game[deleted]
... one pixel and horizontal or vertical lines
18 - A ... understand the term 'self modifying code' then that simple means that ... the program creates its own code while running.
... comments in the original source code describe the programming in a ... -
Help! Reverse engineering a Spectrum game[deleted]
... make your library routines. Library code can be replaced, updated or ... beginner although I wanted to code many of them when I ... - Map/collision editor
06 - Scroll engine
07 - Compression routines ... -
Help! Reverse engineering a Spectrum game[deleted]
... /> [B]A loop in the code without any special routines is ... one pixel and horizontal or vertical lines
[B]Sprite based ... -
The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …
... the cursor movment and scroll is rate locked to ... t used during editing code at all! The function ... . Deleteing and inserting lines/code is spot on - no ... once an assembly of the code has been completed.
... reset target.
Download code section and/or data ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... trying to get numbes to scroll within a character cell (bottom ... one needs MCODE.
[CODE]100 BORDER 1:
PAPER ... =PEEK 23606+256*PEEK 23607+CODE "0"*8:
PRINT ... :
NEXT B:
STOP[/CODE]
Enjoy!
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... trying to get numbes to scroll within a character cell (bottom ... one needs MCODE.
[CODE]100 BORDER 1:
PAPER ... :
NEXT B:
STOP[/CODE]
Enjoy!
< ... of your characterset
[code]
10 for t=0 ...Printer Printing Problem (assembler)I've a program that outputs to the lower screen at various places, using a combination of calls to RST $10 plus OUT-NUM-1 and PR-STRING. It also call…
... the start of the m/code and it stays like that ... is squashed horizontally but the vertical plots are OK.How to Extract a Font from a Game?I remember it was possible to load/save your own fonts in ArtStudio on my Speccy. I also remember it was possible to loop the loaded block of a game …
... save off the block of code you wanted.[/QUOTE]
vertical offset. Anyways, I still will ... hijack the vertical blank interrupt to run my own code. I wrote ...later today......[IMG]http://sphotos.ak.fbcdn.net/hphotos-ak-snc4/hs909.snc4/72268_172079126142549_100000213882336_641184_4866225_n.jpg[/IMG] [IMG]http://sphotos.ak.f…
... horizontal map blocks but not vertical ones!
2) You could ... ?
4) Check the player code for holding direction keys in ...Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... run a bit of source code through me emulator when ever ... about it being a horizontal scroll routine... Im guessing something is ...Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... 's how I think the scroll works:
It uses ... years since I wrote that code...later today......[IMG]http://sphotos.ak.fbcdn.net/hphotos-ak-snc4/hs909.snc4/72268_172079126142549_100000213882336_641184_4866225_n.jpg[/IMG] [IMG]http://sphotos.ak.f…
... horizontal map blocks but not vertical ones!
2) You could ... ?
4) Check the player code for holding direction keys in ... appears I left some debugging code in with a few extra ...Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... me all over and the code gave it away. I'm ... coding various parts of that scroll routine but haven't worked ...Genesis: dawn of a new day, new game from RetroWorks!It's been a long development, but finally we made it. We proudly present the latest game from RetroWorks, Genesis: dawn of a new day. [img]http://ww…
... :). I will release the source code as soon as I fix ... loading issue and complete the code cleanup.
[quote]Runs ... refresh rate (which means the scroll is not nearly as smooth ...Genesis: dawn of a new day, new game from RetroWorks!It's been a long development, but finally we made it. We proudly present the latest game from RetroWorks, Genesis: dawn of a new day. [img]http://ww…
... refresh rate (which means the scroll is not nearly as smooth ... it was down to your code. I rarely use ZXSpin but ...LCD interfacingHas anybody interfaced [url=http://mdfs.net/Info/Comp/LCD]an LCD[/url] to a Spectrum? I'm toying with putting together an interface, a small 32x8 dis…
... unknown author:
[CODE]; Some basic code for driving LCD alphanumeric ...
DB 06h ; set no scroll, cursor shifts right.
MSGEND:
END[/CODE]New tool: ZXBOOT.EXE[B]ASM[/B] is proud to present the first release of ZXBOOT.EXE: [url]http://www.4shared.com/file/NP-FVOSf/zxboot__beta_.html[/url] ZXBOOT is a comma…
... .
[code]
; --------------------------------------------------------------------------
... 00000100b ; Vertical ROM ... br /> ; --------------------------------------------------------------------------
[/code]
BTW ...Ewgf Banned again - a record?Less than 24hrs after returning from a 2 week ban, Ewgf is banned again. This has to be some sort of record. Can anyone beat this? Extra points for g…
... ...[/QUOTE]
one poxy scroll routine!
erm, oh ... ASM, yeah, erm, an excellent scroll routine. It's the core ... and it invalidates all my code? I don't know why ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... CPU limitations?[/QUOTE]
The vertical resolution is governed by the ... leaving less space for game code, music, graphics etc. Although the ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... s my own amateur code that's woefully inefficient ... [/quote]
C code itself is around 4-6 ... Using printf can increase code size 2-5k depending ... a competing tension between code+data size and speed. ... to by choosing a vertical height (1-24 acceptable ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... with horizontal rotation happens with vertical rotation.
If you ... not to draw that 3rd vertical char if unnecessary and this ... , place him on an exact vertical character coordinate so the engine ... more room for the object code, but for the moment the ...Character movementI have always liked manic miner and so want to try an write my own version. My first attempt is just focusing on the character movement, left right a…
... than two (presuming that the vertical movement is in 2-pixel ... wouldn't need to hard-code each UDG definition. I only ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... m using something like:
[CODE] ...
inc h
...
[/CODE]
and
[CODE] ...
inc h ... expand the loop into:
[CODE] ...
inc h
...
[/CODE]
making 8 variants for different vertical shifts of ...Gigascreen - programming guideDoes anyone know of a programming guide for the 128K gigascreen screen mode, specifically a persistence colours table, some code (pref. C level or BA…
... I use PASMO to assemble code and automatically generate a working ... built-in.
[CODE]
ORG 32768 ;Where the ... BC times.
;Make vertical colour stripes on screen 0 ... entry point label above
[/CODE]
And I ...Sprites masterclassHi All, You guys are probably tired of explaining sprites but I'd like to clarify a few things if possible. I've sorted the vertical aspect of scro…
... 've made a little man scroll right smoothly but with no ... hurt.
The rra code's below if anyone's ... from bug free):
[CODE]org 33000
xor a ...
ret
end
[/CODE]
