Graphics card - Black/white Lines in every games !

craige4u

Member
Dec 19, 2005
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Hello,

Me having ATI 9800XT 256MB for around a year now and recently me facing some graphics problems.

In most of the games, irrespective of settings(low/medium/high), the outline in any object gets black/white Zig-Zag lines running through them and as I move in game it gets even more dark & noticeable.

I am having this problem in almost every other game, but I am attaching the pics from BF2, so that you can get an idea of what exactly I am speaking about.

Things tried to solve this problem:
Switched drivers
Cleaned entire card
Enable/Disable AA and AF,
Vertical sync,
Resolution changes

Note: I have never overclocked the card.

The card is fitted into the slot properly and there is no connection problem.

Any ideas, whats causing this ?

Links to snaps:

http://img251.imageshack.us/img251/2305/screen19zc.jpg

http://img251.imageshack.us/img251/2081/screen21qz.jpg

http://img251.imageshack.us/img251/1434/screen33ja.jpg
 

RichUK

Lifer
Feb 14, 2005
10,341
678
126
To be honest all I see is major jaggies, and the dark areas are results of shadows. Have you got any pics from other games.
 

RichUK

Lifer
Feb 14, 2005
10,341
678
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Actually on the third picture I can kind of see the dark black line on the roof of the hanger, however the white line you talk of at the bottom of that same picture, im pretty sure it is just part of the air stripes on the runway :p
 

xtknight

Elite Member
Oct 15, 2004
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That's just an effect of aliasing, the name of which is escaping me right now. What's it called when you have black lines interlaced with white lines along the same line? Yeah, that thing. Fence effect (that's not it) or some stupid thing like that. :p

Uh, it's possible your monitor has a white shadow along significant contrasting colors. Sometimes LCDs have that problem. Right now I'm not seeing anything in your shots besides normal aliasing, even on an LCD.
 

RichUK

Lifer
Feb 14, 2005
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678
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I was going to mention that but he mentions that he has already tried AA and AF to what multiplication i dont know.
 

xtknight

Elite Member
Oct 15, 2004
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I still get horrible aliasing with 2xAA. I think it's a problem with his monitor though, because none of us are seeing anything wrong, and I'm sure he's seen games before with AA disabled.

What type of monitor? CRT / LCD? What resolution? What is the native resolution of your monitor?
 

craige4u

Member
Dec 19, 2005
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Trust me guyz, Its not AA or AF issue. Turning-up the same also results in same problem.

I am having an CRT, and have tried running games in almost all possible resolutions but the same problem remains.

One things me found out is that In ATI Control Panel under the Video section, in Deinterlacing option, the Ati Flag and surrounding appears to be almost same effect that my games are suffering from.

At the moment it is set in: Auto detect, and those lines are visible in the control panel.
So I guess this is where the problem is, and I wonder if it can be fixed.

NOTE: I Have already Resetted my Graphics to default company settings and that no kind of effect are selected.

ALSO, please tellme how can I take screenshots of my desktop screen OR shots from other games? What is the key to take screenshot in Windows XP ?
 

Markbnj

Elite Member <br>Moderator Emeritus
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Sep 16, 2005
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That's just an effect of aliasing, the name of which is escaping me right now.

The Moire effect, or something like that. Yep, here it is.. But I don't think it explains the hard black/white areas in those pics. Something looks off to me.
 

xtknight

Elite Member
Oct 15, 2004
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Originally posted by: Markbnj
That's just an effect of aliasing, the name of which is escaping me right now.

The Moire effect, or something like that. Yep, here it is.. But I don't think it explains the hard black/white areas in those pics. Something looks off to me.

Hmmmm...nope it's not that, at least not the one I'm referring to anyway. They coined a term for it over on Beyond3D when they were talking about the immense aliasing of telephone lines in games. Remember the AA thread dealing with how it looked on CRTs vs LCDs? OK..maybe not. :p
 

hans030390

Diamond Member
Feb 3, 2005
7,326
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your card is completely screwed. time to drop money on a new one.:p

Um, have you tried reseating the heatsink? it could be a slight heat issue causing some strange artifacts...maybe.

Actually, the screens look ok to me...
 

diapickle

Golden Member
Dec 5, 2005
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Originally posted by: xtknight
Originally posted by: Markbnj
That's just an effect of aliasing, the name of which is escaping me right now.

The Moire effect, or something like that. Yep, here it is.. But I don't think it explains the hard black/white areas in those pics. Something looks off to me.

Hmmmm...nope it's not that, at least not the one I'm referring to anyway. They coined a term for it over on Beyond3D when they were talking about the immense aliasing of telephone lines in games. Remember the AA thread dealing with how it looked on CRTs vs LCDs? OK..maybe not. :p

If you are talking about monitors problems screenshots are useless

those pics looks fine to me

 

lavaheadache

Diamond Member
Jan 28, 2005
6,893
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I say that those screenies look fine. take a screen shot with AA turned way up for all of us to see. when you look at the monitor, are you seeing exactly what is depicted in your screen shots? If so then the problem lies within your lack of understanding aliasing. If not then it is your monitor, but I seriously doubt that.
 

RampantAndroid

Diamond Member
Jun 27, 2004
6,591
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All I see is a need for antialaising to be turned on....if you tried turing it on, well I think you need to get a video card bios update, as well as driver update. I see no wierd lines, other than jaggies.

What map did you take those on (is this the dam?) let me know, I'll take some screenies on my card with AA turned on AND off.
 

xtknight

Elite Member
Oct 15, 2004
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Here's the highest AA possible (rotated grid AA shot at a miserable 1 FPS). OK, this one didn't have gamma correction because it was taken with my old GF6800 but that would arguably make it worse for different gamma settings than mine anyway.

craige4u: How does this look to you?
http://xtknight.atothosting.com/2x2SS_4xRGMS.jpg
 

craige4u

Member
Dec 19, 2005
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Originally posted by: RampantAndroid
All I see is a need for antialaising to be turned on....if you tried turing it on, well I think you need to get a video card bios update, as well as driver update. I see no wierd lines, other than jaggies.

What map did you take those on (is this the dam?) let me know, I'll take some screenies on my card with AA turned on AND off.

The map is "Operation Clean Sweep" and the Spawn Point used in the screenshots is the Airstrip of US near the Aircraft hanger.

It will be great if u run this stage and see if you gettin any of those annoying lines in the Power towers etc.

 

craige4u

Member
Dec 19, 2005
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Originally posted by: xtknight
Here's the highest AA possible (rotated grid AA shot at a miserable 1 FPS). OK, this one didn't have gamma correction because it was taken with my old GF6800 but that would arguably make it worse for different gamma settings than mine anyway.

craige4u: How does this look to you?
http://xtknight.atothosting.com/2x2SS_4xRGMS.jpg

Well looks perfect !


Also, please everybody the image appears to be same irrespective of turning ON/OFF the AA and AF.

This only happens in certain parts and only in certain stages in any games.
For example: In BF2 its most noticable in the stage " Operation Clean Sweep only ", other stages appears to be pretty problem free.

In Half-life 2, the problem is most noticable in the first screen at the start-up, later its visible around the wired fences.

In GTA:SA, its most visible on Electric poles and wires above and also some buildings.

i am Attaching snaps from Half-life 2, these snaps are from the Insertion Point after starting an New Game:

http://img473.imageshack.us/img473/6792/16tu.jpg

http://img215.imageshack.us/img215/699/20yu1.jpg

http://img215.imageshack.us/img215/7329/33me.jpg

http://img215.imageshack.us/img215/4969/44jx.jpg
 

xtknight

Elite Member
Oct 15, 2004
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I know what you mean. The AA quality is not very good in certain positions like that, and sometimes almost makes it look worse. They have to make it look like that so you can play your game smoothly. If it looked near-perfect all the time, you'd hardly be able to move because it would take so long to render. This is where they drew the line, and in most cases it looks pretty good.