-
Best Spectrum [whatever] beginning with "B"You know the drill, this time it's letter "B". I have to say, for me the Speccy stuff beginning with "B" tends to be of a higher quality than the "A"…
... music that really helps to push you on to the next ... graphics could fill the whole screen. -
A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... /> ; Which third of the screen are we in?
AND ... now points to required screen byte
PUSH HL
< ... br /> POP HL ; retrieve pointer screen byte
OR ... a ; replace result back on screen
RET
A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
I will describe some important parameters of this routine.
[quote]
STARFIELD
LD HL,05 ; Reset the random seed [b]A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... br /> ; from bottom of screen upwards
ScrollUpLoop1
; from top of screen downwards
ScrollDownLoop1
screen line in hl
push bc
screen byte
PUSH HL
< ...A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... star method (not scrolling whole screen).
... now points to required screen byte
PUSH HL
POP HL ; retrieve pointer screen byte
XOR ( ... a ; replace result back on screen
RET
A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... code which calculates the destination screen address.
screen byte
PUSH HL
... br /> POP HL ; retrieve pointer screen byte
XOR ... a ; replace result back on screen
RET ...A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... ; Which third of the screen are we in?
AND ... now points to required screen byte
PUSH HL
< ... br /> POP HL ; retrieve pointer screen byte
XOR ... a ; replace result back on screen
RET
Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…
... ) already uploaded the in-game screen as the game is Spanish ... use a loading screen. (It has an "intro screen" with credits, but ... ://www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/w/Wolf2 ... same in-game screen.
So at a push, the same ...Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …
... ). That means, CALL, RET, PUSH, POP etc.
[/QUOTE]< ... relocates the stack onto screen memory at a 32- ... a certain part of the screen as this program runs. ... less trustworthy than the screen RAM that the program ... deep and I have PUSH and POP all over ...Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …
... used on this pass
PUSH HL
... />
RandomFill1
PUSH HL ; Get random values into ...
RandomTest1
PUSH HL ; Get random values into ... E
;
; On screen QP_SCREEN (default 16384)
; ...So you want to make a cardgame......but you haven't got a good deck to display. Well here is a fully relocatable routine that will do the job for you. Place the code anywhere in me…
... LD C,L
PUSH AF
AND 15 ... ; test on out of screen
LD A,17 ...Timex 1000 PAL conversionHi, a friend of mine sent me a Timex 1000 from the US. I was prepared for the NTSC/PAL issues so no surprise came to me when i got a shadowy dark scr…
... i removed) are absent in comparison to the Timex's.
screen on more tvs even with ... ULA? (because i get normal screen right now but on one ...Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... bunch of data (like dummy screen in games).
Stack ... />
DrawTrees
PUSH BC ;store registers
PUSH HL
CALL ... :
PUSH HL
PUSH DE
PUSH BC
PUSH AF
Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... always relocates itself to the screen no matter where it was ... see below):
[CODE]
SCREEN EQU #4000
CALL 82 ... /> LD DE,SCREEN
LD BC,END-BEGIN
PUSH DE
LDIR
RET
PROG
ORG SCREEN,PROG ...Defender of the crownI have checked recently the Spectrum version of this well known, great game and the Spectrum version is strange. [url]http://www.worldofspectrum.org…
... of memory, but we cannot push everything in 42k what are ... time. However there are many screen in the game, so Tamas ... , the girl saving screen and the winning screen in this order. We ... -to-tape. Unfortunately the winning screen disappeared and I don't ...Sintech-Shop in UK openedHello Spectrum-friends, our Sintech-shop made now the first step into UK market. We would welcome anybody to just have a look in our shop and write y…
... your rates were extortionate in comparison to actual costs.
push software sales, but just that ...Your views on...Fairlight[url=http://www.worldofspectrum.org/infoseekid.cgi?id=0001712]Fairlight[/url] Now, this is one game that I regret never playing. Tell a lie, I did t…
... - Knightlore was wishey-washey in comparison as far as I'm ... and you move into the screen so they must be comparible ...MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... you must switch videoram each screen frame line ( each 228T on ...
xor %00001100
ld (PUSH),a
ld b ...
ret
PUSH defb 0
[/code]
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... best. Normal depth of converted screen is rather poor so when ... Spectrum is too high in comparison to the converted picture on ... ).
This is the screen. You will just have to ... help to set emulator's screen to 256/192 original size ...Need a pointer to using the spectrum calculator from MCHi all, Can anyone point me to a good resource on using the spectrum calculator stack from machine code? I need to work out the number of seconds f…
... /> ; RESULT ALREADY IN BC
; PUSH BC ; SAVE IT
call ... fpprint ;print result on the screen! - CLEARS THE STACK
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... had to learn how to push the whole operating system out ... to let you access the screen and joystick without interruptions.
'Ocean Re-united', Byte-Back, videos & photos'Ocean Re-united', Byte-Back Longton, Stoke On Trent, 7th March 2009 "One of the most famous software houses of the 80s and early 90s was Manchester…
[QUOTE=Baggers;341475]then LDIR'd to the screen :)[/QUOTE]
LDIR? *splutter* On Joffa's thread? GRRRR :x We 'push' and we 'pop'.ZXSpin for Spectrum DevelopmentI found this handy guide to setting up a cross-platform development environment for the Spectrum: [URL="http://zxspectrumdev.blogspot.com/2009/01/set…
... (that alters the saturation)? Really push the boat out... :D I ... goes mental. Chunks of the screen are always in one colour ... cache the carefully rendered Spectrum screen and only display it on ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... Spectrum.
As a comparison the TS2068 has a frame ... the ULA starts reading the screen data and what the contention ... PAL 48k starts reading the screen, one where the TS2068 does ... few less lines on the screen. Again, I've attached a ...Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... had to learn how to push the whole operating system out ... to let you access the screen and joystick without interruptions.
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... gt; Complex Blender Fogger -> Screen Processor
A ... object previously rendered to the screen buffer.
... (surviving the Z buffer comparison of course) to the ... -
Lastly the screen processor was responsible for writing ...
