-
50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... ) but earlier they have been set up with the appropriate registers ... the screen). So what registers are being pushed is all set up ... just one tile on the screen at that time its as above. -
50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... fit them in a 16-pixel wide window and pre-scroll ... pull a word off that set that was, say, empty apart ... it must be shifting the screen address it writes to over ... at either side of the screen? So it's a more ... can't do the full screen width? -
50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... screen progressively to avoid the raster, which meant fetching a new set ... of graphics for each pixel row. Using the hidden screen, I ... border to hide an 8-pixel shift is smart and practical ... thing for using the full screen. Those thick black edges are ... -
Jet Set Willy (AKA + more)[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002589&loadpics=3"]Jet Set Willy[/URL] * JetSet Willy as per the loading screen. [img]http:…
... /> * Why is Jet Set Willy (Room Designer) above Jet Set Willy (the game ... to Jet Set Willy Room Designer? As per the loading screen:
screen=screens/load/j/gif/JetSetWilly ... -
Jet Set Willy (AKA + more)[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002589&loadpics=3"]Jet Set Willy[/URL] * JetSet Willy as per the loading screen. [img]http:…
... Why is Jet Set Willy (Room Designer) above Jet Set Willy (the game ... to Jet Set Willy Room Designer? As per the loading screen:[/quote ... is only on that loading screen; the tape itself contains the ... infoseekid.cgi?id=0014785"]Jet Set Willy Room Designer[/URL] ... -
Best way to organise a multi screen game?Hi All, Does anybody know ay good ways to organise large multi screen game? Or any links to useful texts on the matter? In my previous single scr…
... the data for an idividual screen is higher
set
Crystal Kingdom ... graphics) has 16x16 pixel tiles and screen compression along the horizontal ... surrounding something unique to that screen
every ... -
Put off by the Spectrum character setAm I the only one? Someone suggests a game, and you go "Ooooo haven't heard of that one, I'll give it a sho...*recoils in horror at the ZX Spectrum c…
... 3 x 7 pixel font for the names above the sprites.
set in the ROM or write ... -
Serial protocol, help!Hi, simply trying to find best way to transfer programs from PC to real ZX Spectrum for testing purposes. Under Windows I tried using Spxfr and it w…
... using an Interface 1. Above 4800 baud, things ... !
Set Realterm to the following parameters ... at the PC end, set the Realterm interface to:< ... br /> 1030 SAVE *"b"SCREEN$ [COLOR="Red"]- or LOAD, ... of course, replace the SCREEN$ bit with whatever CODE ... -
Official CSSCGC 2011 Competition ThreadHello fellas. The site is up and running. We are already accepting submissions. [url]http://www.mojontwins.com/csscgc2011/[/url] Rules, info, and e…
... finally see the amusing winning screen.
During practising, I ... out of fuel about one pixel above the landing area etc.. Even ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... work differently so the character set definition rules are different. ... br />
The PrintPR set could be transferred to PropSys ... compatibility with PropSys. The screen below shows the original PropSys ... fact you can print at pixel location too.
... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... you can centre it on screen for example). Looking at the ... />
[CODE]Character Width
Pixel Width Byte Value
pixel width from the byte value ... a[/CODE]
The above code is for example purposes ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... code to do a 12-pixel deep typeface:
[img ... 't bother to clear the screen area before printing to it ... the above demo was done by printing block graphics to the screen ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... code to do a 12-pixel deep typeface:
[img ... 't bother to clear the screen area before printing to it ... the above demo was done by printing block graphics to the screen ... original 24 line option as screen real estate on the Spectrum ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... an AT control code, set the ATFLG to indicate
screen
SUB B
... the correct pixel position, place it
;on screen one byte ... ,191 ;mod to access lower screen
CALL PIXADD+2 ... -
New game! Nanako in CJMC for ZX81!Yup, that's true. We've been busy in crafting a nice, small, simple library to code games in text mode (this is, standard, unexpanded) for the 16K ZX…
... to make display to the screen.
[code]< ... br /> begin: ld hl,screen
ld (16388), ... /> ; (you may set screen to 0 to get a ... jp high+32738 ;JUMP above 32K
high: ld ... bytes for your screen
screen: dw 0,0 ... -
RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…
... which has to do with screen addressing) lead me to consider ... more instruction before PC is set to 0000? The instruction inmediately ... this ROM never touches memory above 7FFFh.
[img]http ... generator. [B]All registers are set to FFFFh except IR which ... -
Storing and displaying attributes...Hi Folks, I have a requirement to store and then redisplay a line of attributes from the screen. For example: 100 DIM a$(1,32) 110 LET line=10 120…
... ;540867]The above prints 22 multi-coloured lines on the screen and ... in line 360 the whole screen comes back - colours and text ... reset and the second DATA set might be picked up instead ... -
Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…
... and how the game was set up at the start.
So that's the table set up and all seems well ... of them but in the above routine (ld b, $2b) only ... reset between games
Screen now cleared correctly before displaying ... -
Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... I]rightmost [/I][/B]pixel is set to screen location 23248. A loop ... that the paddle uses the screen edges as boundaries and ... of screen
cp 3
jr z,at_left_edge ;rightmost pixel is ... at left edge of screen+3[/CODE]
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... I see now is black screen and cursor. Right now, for ... is any mention of the screen layout in the latter at ... implementations do? They need to set the appropriate registers/flipflops in ...writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... the Speccy display to the screen...
[quote]< ... . How do I emulate screen display? Of course I ... resides in Speccy's screen memory into what appears ... /positions of pixels on a screen etc.?
[/quote]
pixel', if it's set (1) look ...Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... />
ld a, 8 ; set paper color to blue
ld l, a ; set low to paddle's x ... ; address to draw rightmost pixel of paddle is now in ... ; copies attributes = PAPER 6 to screen
ld hl, ...Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... br />
ld a, 8 ; set paper color to blue
ld l, a ; set low to paddle's x ... ; move high bit rightmost paddle pixel from hl to de
screen
ld h, d ...Birthday PlotsHello all; When browsing the web, I stumbled across an oddity known as Birthday Plots. In effect somebody enters a numeric date and the computer prin…
... my conversion above has to "remember" the last coordinate on screen (using ... and eventually fall outside the screen, thus I added an explicit ... is how the seed is set as in RANDOMIZE).[/QUOTE]
Improving existing games by hacking?Certain ZX-Spectrum games are already too close to perfection so it seems nothing else could be changed within the hardware limitations to make them …
... placed at the top of screen (otherwise the player would be ... a curved set of stairs, then arrive into the room above going ...Birthday PlotsHello all; When browsing the web, I stumbled across an oddity known as Birthday Plots. In effect somebody enters a numeric date and the computer prin…
... 210 & 260 could be set to the maximum dimensions of ... don't use the full screen. The pictures below show the ... ) including the corrections you mentioned above, and your improved version (right ...Legend of Kyrandia - ZX Spectrum DemoI was browsing the ZX Open Source site [url]http://opensourcezx.untergrund.net/[/url] and I found an interesting tr-dos disk image of a playable demo…
... the INK and PAPER cells above and below it, thus ... depth information for the same screen, switching between them depending on ... depth information as I mentioned above.
Also it ... planning to try using the pixel-perfect implementation without masks ...Most colourful games?I just played [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0001563]Earth Shaker[/url] and am fairly dazzled by the overload use of colour (t…
... see that the scrolling is pixel perfect - in the sense that ... it's scrolling one pixel per game-frame.
It ... emulator, and maybe if the screen was bigger I'd be ... at their port of Jet Set Willy... monochrome fest...
Most colourful games?I just played [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0001563]Earth Shaker[/url] and am fairly dazzled by the overload use of colour (t…
... a 1 bit-per-pixel hi res screen and a 2-bit ... that would let you set different scrolling or screen modes on each ... on and off pixels. You set one screen colour, and you got ... going to be updating the screen in a hurry.
