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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
ld ... -
ZX Spectrum Issue 2 - 12V badHey there, I'm currently attempting to fix a ZX Spectrum issue 2 that I recieved. Overall the machine was generally working when I recieved it, bu…
... ), just slightly intensity of the vertical lines. Turned out the 12V line ... the screen when entering basic lines). Additionally I replaced the lower ... -
The Diagnostic PCBIt arrived in the post today so this is my first go with the Diagnostic PCB. (bought on Ebay) This item , I think , does the same job as Retroleu…
... but got black and white vertical lines on screen .So I retried ... got the Black and White vertical lines on screen . So I reckon ... to produce black and white lines on screen? ! -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
Horizontal lines are quite simple.
... loop
........RET
Vertical lines askes some more programming.
lines new adrescalculation
........POP AF ... -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
...
Here is a vertical line routine that only calculates ...
rtunes
; ******************************************************************
;Vertical lines are quite simple.but askes ... -
Is the Spectrum +2 notorious for having bad RF output? Are you Happy with yours?Hello, Are you happy with your Spectrum +2 using RF? Does it give satisfactory picture. Is the Spectrum +2 notorious for having bad RF output? If s…
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It flickers aswell, those vertical lines, top and bottom, flicker. It ... -
Is the Spectrum +2 notorious for having bad RF output? Are you Happy with yours?Hello, Are you happy with your Spectrum +2 using RF? Does it give satisfactory picture. Is the Spectrum +2 notorious for having bad RF output? If s…
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It flickers aswell, those vertical lines, top and bottom, flicker. It ... -
MAME on the Spectrum?Yes, I know it's currently AY's job to make ludicrous posts (a position he's filling in very well, until TKRAP returns), but just out of interest, if…
... found that the extra 32 vertical lines could be squeezed on by ... -
Plasma screen RGB thingyHello. So I've bought myself a little 48K rubberkey and I'm trying to use a 42" plasma as my output - apparently I need an RGB adapter/scart thing t…
... best visible by colored tiny vertical lines. And that problem is good ... -
Alien8 style 3D Tiles - TheoryHello, Are there any articles etc explaining how to do 3d style tiles, i.e. when to redraw those in front etc. I would guess you would need to work…
... 2d grid with horizontal and vertical lines. I think a dedicated isometric ... -
This is..............probably a really stupid question and I'll be laughed off of the forum for it but I'll ask it anyway! I have just got a super duper 19 inch So…
... slicht ghosting effect on any vertical lines if it's at maximum ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... screen and flash of red vertical lines as a Speccy normally does ... screen and flash of red vertical lines, and then a blank ... screen and flash of red vertical lines as normal, then odd things ... screen and flash of red vertical lines, then black screen AND border ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... screen and flash of red vertical lines as a Speccy normally does ... screen and flash of red vertical lines, and then a blank ... screen and flash of red vertical lines as normal, then odd things ... screen and flash of red vertical lines, then black screen AND border ... -
speccy +2 rgb socket driving me crazy!until today I was using RGB pins 1 and 2 for composite out. Tonight I suddenly get mad and decided to build a proper RGB Scart cable. Having read P…
... if you look closely to vertical lines on contrasting areas, you can ... -
On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …
... border, black paper, thin red vertical lines but then it froze. some ... -
skool uniformAt the danger of appearing as a perv please tell us all, what your school uniform was like. did you wear a cap, shorts, blazer, bow tie?
... the corridor linking the two vertical lines of the "H" was the ... -
Load games on real speccy via laptop?Not sure if i've put this in the right place.. but, I have a speccy 48 which has never been turned on apparently, so i turned it on this morning and…
... get is black and white vertical lines on the display. I think ... -
ZX81 - Modulator problems...Not a spectrum I know, but does anybody here have an experience of repairing ZX81s? When I dusted mine down recently and plugged it in, the display …
... -solid picture. I mean no vertical lines, no artifacts whatsoever... it is ... -
Poorly Spectrum + Fault diagnosis help needed!Hi, I've got a Spectrum+. Sometime in the past I broke it and sent it off to be fixed. It came back working good as new, but with an issue 2 board i…
... do the black paper with vertical red lines (i.e. writing 0x02 ... work for a while, then vertical lines start appearing on the screen ... -
Poorly Spectrum + Fault diagnosis help needed!Hi, I've got a Spectrum+. Sometime in the past I broke it and sent it off to be fixed. It came back working good as new, but with an issue 2 board i…
... do the black paper with vertical red lines (i.e. writing 0x02 ... work for a while, then vertical lines start appearing on the screen ... -
Poorly Spectrum + Fault diagnosis help needed!Hi, I've got a Spectrum+. Sometime in the past I broke it and sent it off to be fixed. It came back working good as new, but with an issue 2 board i…
... /white border, and dark red vertical lines briefly before getting to the ... you see some broken vertical dark red lines too - the Z80's ... into the CPU.
Vertical black and white stripes (narrowish ... -
Spectrum Diagnosis: Purple is not my colour!Hi, I thought the self-fault-finding amongst you might appreciate my learning experience this afternoon in fixing my home-made speccy 48K. Yesterda…
... seemed to try to boot (vertical lines instantly) but it stayed in ... -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... , your values have completely straight lines, without any "steps" in them ... and add 4 pixels to lines 3 and 5, and add ... side. This would also affect vertical lines 2 and 4 I think ... -
Bad composite video cable?Last week I received a 128K from Rich Mellor. I know he tested everything, which leads me to believe that the issues I'm having are related to my cur…
... yellow streak on the black vertical lines.
I bet if you ... -
'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…
... is my attempt by using vertical lines of red and yellow.
Sinclair PC 200 - RF questionIs there any compatibility regarding the RF output of the sinclair pc 200? This week i got my 2nd unit and in both of them, when connected through R…
... (jitter). To ensure that the vertical lines are not destroyed and that ...JSSpeccy: A Speccy emulator in JavascriptTo think we've always mocked clueless journalists for saying that WOS lets you play games online with a "Javascript Spectrum emulator". Well - aha! T…
... until I saw the red vertical lines as the spectrum boots up ... get stuck after the red vertical lines on the iphone.JSSpeccy: A Speccy emulator in JavascriptTo think we've always mocked clueless journalists for saying that WOS lets you play games online with a "Javascript Spectrum emulator". Well - aha! T…
... until I saw the red vertical lines as the spectrum boots up ... get stuck after the red vertical lines on the iphone.[/QUOTE]
Interlace demoSorry to reference another thread like this, but in the thread: [url]http://www.worldofspectrum.org/forums/showthread.php?p=313428#post313428[/url] …
... the (normal) interference pattern of vertical lines looks different where the checkboard ...Basin R15.5 is this a bughi Dunny don't know if this is supposed to happen but if I enter a line say 10 for f= 1 to 10 20 print f 3030 next f if I then move the curser to l…
... , generates too much horizontal and vertical lines.
