d.gmiterko Reporter
	Description • 11 years ago

User Agent: Mozilla/5.0 (Windows NT 6.1; rv:22.0) Gecko/20100101 Firefox/22.0 (Beta/Release)
Build ID: 20130618035212

Steps to reproduce:

I using this css source when an issua happend (element is div):

  background: #666666;
  padding: 5px;
  margin-top: 10px;
  border: 3px inset white;
  border-radius: 10px;


Actual results:

Left-down corner looks messed up when page load, but when I scroll down and back up it will fix. (I have more same corners on page, and boxes under showed area on load page are fine)


Expected results:

All corners should be displayed correctly.

	Loic
	Comment 1 • 11 years ago

WFM with FF22 on Win 7.

Could you test with a clean profile, please.
https://support.mozilla.org/en-US/kb/profile-manager-create-and-remove-firefox-profiles

	d.gmiterko Reporter
	Comment 2 • 11 years ago

(In reply to Loic from comment #1)
> Created attachment 777139 [details]
> Reporter's testcase
> 
> WFM with FF22 on Win 7.
> 
> Could you test with a clean profile, please.
> https://support.mozilla.org/en-US/kb/profile-manager-create-and-remove-
> firefox-profiles

I tested it, exactly same result.

	Loic
	Comment 3 • 11 years ago

Could you paste the "graphics" section of about:support,please.

	d.gmiterko Reporter
	Comment 4 • 11 years ago

Sorry than it is in slovak language, but I dont know how to change it..

Dátum vytvorenia ovládača: 10-13-2011
Direct2Dpovolené: true
DirectWritepovolené: true (6.2.9200.16571)
GPU #2 je aktívny: false
Identifikácia dodávateľa: 0x8086
Identifikácia zariadenia: 0x2a42
Okná urýchľované pomocou GPU: 1/1 Direct3D 10
Ovládače zariadenia: igdumdx32 igd10umd32
Popis adaptéra: Mobile Intel(R) 4 Series Express Chipset Family
Veľkosť pamäte RAM: Unknown
Verzia ovládača: 8.15.10.2555
Vykresľovanie WebGL: Google Inc. -- ANGLE (Mobile Intel(R) 4 Series Express Chipset Family)
AzureCanvasBackend: direct2d
AzureContentBackend: direct2d
AzureFallbackCanvasBackend: cairo

	d.gmiterko Reporter
	Comment 5 • 11 years ago

Does somebody have same problem?

	Loic
	Comment 6 • 11 years ago

Could you try to upgrade your Intel drivers, maybe.

	d.gmiterko Reporter
	Comment 7 • 11 years ago

(sorry for late reply)

All updated, nothign changed.

	Loic
	Comment 8 • 11 years ago

Could you test with HWA disabled, please.
https://support.mozilla.org/en-US/kb/forum-response-disable-hardware-acceleration

	d.gmiterko Reporter
	Comment 9 • 11 years ago

Yes, now it is correct. Can I ask what is hardware acceleration doing?

	David Baron :dbaron:
	Comment 10 • 11 years ago

Seems likely to be the same as bug 901336.

	David Baron :dbaron:
	Comment 11 • 11 years ago

And both of these may in turn be related to bug 851764 and bug 849517.  All are reports of problems with rounded borders on Intel graphics cards with device ID 0x24a2.

	Loic
	Comment 12 • 11 years ago

(In reply to d.gmiterko from comment #9)
> Yes, now it is correct. Can I ask what is hardware acceleration doing?

See https://hacks.mozilla.org/2010/09/hardware-acceleration/