Bug 234345

Summary:

Shader error on ios 15 devices causes squares to appear on the screen

Product:

WebKit

Reporter:

Daniil <daniil>

Component:

WebGL

Assignee:

Nobody <webkit-unassigned>

Status:

RESOLVED CONFIGURATION CHANGED

Severity:

Normal

CC:

dino, kbr, kkinnunen, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

Safari 15

Hardware:

iPhone / iPad

OS:

iOS 15

Attachments:

Description	Flags
Ninjango bug example	none
Angelo bug example	none

Daniil

Reported 2021-12-15 07:17:06 PST

Created attachment 447230 [details] Ninjango bug example Shader errors on devices with ios 15 version. Problem occurred on both 15.0 and 15.2 versions of iOS. Compilation error in the console: THREE.WebGLProgram: shader error: 1282 35715 false gl.getProgramInfoLog Internal error compiling shader with Metal backend. Games bug occurred in: https://www.toggo.de/spiele/spiel/turnier-der-tapferen -To recreate the bug: Go through the link with ios 15 version After game is loaded click on the start game button Go through the all the screens until you will reach the 3d game scene Wait until countdown is finished Black squares will appear and the compilation error will show up https://www.toggo.de/spiele/spiel/fusballturnier -To recreate the bug: Go through the link with ios 15 version After game is loaded click on the start game button to start a game Green squares will appear and the compilation error will show up

Attachments
Ninjango bug example (1.62 MB, video/mp4) 2021-12-15 07:17 PST, Daniil	no flags	Details
Angelo bug example (13.45 MB, video/mp4) 2021-12-15 07:18 PST, Daniil	no flags	Details
View All Add attachment proposed patch, testcase, etc.

Daniil

Comment 1 2021-12-15 07:18:35 PST

Created attachment 447231 [details] Angelo bug example

Alexey Proskuryakov

Comment 2 2021-12-17 17:01:08 PST

> https://www.toggo.de/spiele/spiel/fusballturnier I cannot reproduce this with iOS 15.3 beta. Could you please verify with this version? > https://www.toggo.de/spiele/spiel/turnier-der-tapferen Seems like this waits for another player to join, which wasn't happening when I tried.

Radar WebKit Bug Importer

Comment 3 2021-12-22 07:18:18 PST

<rdar://problem/86810403>

Daniil

Comment 4 2022-02-12 05:27:50 PST

The issue was solve with the iOS 15.3 version update.

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