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True black smearing in DK2

equusvenustas
Honored Guest
After the EULA post, i started to browse treads in reddit and i found about this problem, i would like to know why it happens. It has to do with the AMOLED matrix? for example, the capacitor in the pixel circuit delaying the pixel due to charge time? or what is the reason of this problem.
Knowledge, the ever growing and most powerful tool known. Pick it up! the common fools are scared of it!
158 REPLIES 158

snappahead
Expert Protege
"lovethis" wrote:
I still don't see how nobody noticed this before. Unless it was the recent software that changed something. Anyways, what is the fix that this Anticleric did? Where does it explain what he did?

I'm guessing they compensated for the black smudge in those demos some how. Likely by not allowing for pure blacks. The DK2 that shipped are the same as those demo units, but the content hasn't been altered to compensate...that's just my theory at this point.

The "fix" anticleric (he's the dev)used on Technolust was to simply remove blacks by using a dark green instead...at least that's how I understand it. Boone was saying that an update will remove the need to do those kind of temp fixes. The important thing to focus on is that a fix is coming.
i7 3820 16 gigs of Ram GTX 780ti

andrewtek
Member
Lol. A fix is coming... As was stated by an Oculus staff member on page 2 of this thread. One benefit of Reddit is that important messages like Boone's float to the top and the debates/arguments sort of filter out... That is probably why important announcements are easier to find there...

Fazz
Honored Visionary
"Snappahead" wrote:
The "fix" anticleric (he's the dev)used on Technolust was to simply remove blacks by using a dark green instead...at least that's how I understand it. Boone was saying that an update will remove the need to do those kind of temp fixes. The important thing to focus on is that a fix is coming.


Yeah..I'm sure they will figure it out if a dev can find a temporary work around. Probably will be all fixed by the time I get mine 🙂

fabsterpal
Honored Guest
As a quick hotfix, you could try changing the black level to, for example, (12,12,12). This way it'd still refresh in low persistence.

snappahead
Expert Protege
"andrewtek" wrote:
Lol. A fix is coming... As was stated by an Oculus staff member on page 2 of this thread. One benefit of Reddit is that important messages like Boone's float to the top and the debates/arguments sort of filter out... That is probably why important announcements are easier to find there...

Agreed 100%. I watched Cyber answer the "will dk1 games work on dk2" question a thousand times on this board. I'm guessing that's not necessary on reddit as anything said by Oculus people (especially when it's answers from them) always get a bunch of upvotes and are easy to find.
i7 3820 16 gigs of Ram GTX 780ti

ThreeEyes
Explorer
"TWhite" wrote:
The Rift though? Your eyes will be adjusted like it's a pitch black room at all times. Thinking about playing a scary horror game like Dreadhalls? Uh oh black splotches all over your field of view in your face. And oh man did Neo jack into Dreadhalls? Why is everything so green?

Oh boy CV1 with a 2560x1440 screen this is gonna be awesome! Oh wait, it's Pentile, the resolution isn't even comparable to a 1920x1080 LCD. Well, damn....

I know you're not familiar with this stuff, but don't get your hopes up. For your own sake, please don't get your hopes up.


There actually is a light source in the Rift. It's the display. It takes 20 to 30 minutes for eyes to dark adapt. You would need to sit in a totally dark Rift for 20-30 minutes before it's the same as "a pitch black room at all times."

I don't believe Oculus has specified exactly which screen they are using in CV1 so do we really know it's a PenTile display?

We get that you think you could do a lot better than Oculus. Go try and get back to us on how that works out for you.
But... but... but... I just NEED to know about the Baba! The Baba has me hypmotized! :shock:

hellary
Protege
"TWhite" wrote:
"freehotdawgs" wrote:
I've owned a ps vita since day one and the only thing I ever noticed was the black splotches when it was completely black in a dark room, but it never bothered me at all. Other than that I've always thought the screen was really nice. This is all stuff you have to pay when you get a cheap product. Although I don't see why they can't make a "premium" model in the future that would have a high end screen in it and be a lot more expensive. If the dk2 screen is the same quality as the ps vita screen, I know it won't bother me.


You think it won't bother you because you are relating the screen usage to a handheld device you use in well lit rooms.

The Rift though? Your eyes will be adjusted like it's a pitch black room at all times. Thinking about playing a scary horror game like Dreadhalls? Uh oh black splotches all over your field of view in your face. And oh man did Neo jack into Dreadhalls? Why is everything so green?

Oh boy CV1 with a 2560x1440 screen this is gonna be awesome! Oh wait, it's Pentile, the resolution isn't even comparable to a 1920x1080 LCD. Well, damn....

I know you're not familiar with this stuff, but don't get your hopes up. For your own sake, please don't get your hopes up.


If you're so anti Oculus, so anti DK2, why are you even on here? Oh and fwiw, a pentile 1440p display has 18.5% more subpixels than a 1080p rgb display... ah what's the point.

ThreeEyes
Explorer
"legomaster86" wrote:
"It isn't a software issue, but the fix will happen in software."

This explicitly states that there must have been some issue with the manufacturing process (something with units getting shipped directly to distribution centers without testing?) We also know now that even though it is a hardware problem, it will only be alleviated by software. All we can do is hope for the best, but I dread that this may be a permanent issue with the DK2.


Look up the definition of explicit because Boone did not explicitly state that it was a flaw with the manufacturing process.

He said they can fix the issue in software is all that he said. You are inferring the rest which may or may not be accurate.

Green is the most efficient OLED phosphor. Look at an OLED display and you will see they are the smallest pixels. Blue is apparently the least as it is the biggest. That's not a flaw. It's just how it is and the color balance is corrected by the driving circuit and the pixel size. Ever notice the color gamut for monitors and how it can be adjusted in a settings menu? Do you call that a flaw even though you can compensate for different room light and pixel aging with software?

There is tons of stuff that gets compensated for in software that has nothing do do with flaws or manufacturing issues. It's the clever way of turning non-ideal responses into more ideal ones. It's just another advantage of electronics and computers that they can do these kinds of things.
But... but... but... I just NEED to know about the Baba! The Baba has me hypmotized! :shock:

ThreeEyes
Explorer
"przecinek" wrote:
Does anyone know who's Boone188 ?

We have to wait for an official response, which will hopefully be posted here, not on reddit.


Beyond being the guy who wrote the go-to RiftCoaster application/demo?
But... but... but... I just NEED to know about the Baba! The Baba has me hypmotized! :shock:

przecinek
Rising Star
"ThreeEyes" wrote:
"przecinek" wrote:
Does anyone know who's Boone188 ?

We have to wait for an official response, which will hopefully be posted here, not on reddit.


Beyond being the guy who wrote the go-to RiftCoaster application/demo?


Ah, Boone C. 🙂 Ok, thanks. Didn't know he's working for Oculus.