Bug 229954

Summary:	webgl/1.0.x/conformance/rendering/rendering-stencil-large-viewport.html fails on Metal
Product:	WebKit	Reporter:	Kimmo Kinnunen <kkinnunen>
Component:	ANGLE	Assignee:	Nobody <webkit-unassigned>
Status:	REOPENED ---
Severity:	Normal	CC:	dino, kbr, kkinnunen, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Local Build
Hardware:	Unspecified
OS:	Unspecified
Bug Depends on:
Bug Blocks:	222812

Description Kimmo Kinnunen 2021-09-06 02:32:57 PDT

This test runs the WebGL Test listed below in an iframe and reports PASS or FAIL.

Test: ../../../resources/webgl_test_files/conformance/rendering/rendering-stencil-large-viewport.html

[ 1: PASS ] WebGL context exists
[ 2: PASS ] getError was expected value: NO_ERROR : after program initialization
[ 3: PASS ] gl.getProgramParameter(program, gl.LINK_STATUS) is true
[ 4: PASS ] getError was expected value: NO_ERROR : query uniform location
[ 5: PASS ] colorLoc is non-null.
[ 6: PASS ] getError was expected value: NO_ERROR :
[ 7: FAIL ] stencil test should be red at (0, 0) expected: 255,0,0,255 was 0,0,0,0
[ 8: PASS ] successfullyParsed is true
[ FAIL ] 1 failures reported

Comment 1 Kimmo Kinnunen 2021-09-06 05:55:42 PDT

on my m1 28672x28672 viewport fails while 28671x28671 works.
canvas can be 28672x28672.

Comment 2 Kimmo Kinnunen 2021-09-06 05:56:58 PDT

Probably ANGLE Metal bug.

Comment 3 Radar WebKit Bug Importer 2021-09-13 02:33:14 PDT

<rdar://problem/83046092>

Comment 4 Kimmo Kinnunen 2022-03-03 03:50:22 PST

fixed by some of the angle metal rolls

Comment 5 Kimmo Kinnunen 2022-03-04 03:59:33 PST

Fails on Intel, Monterey
Passes on AMD, BigSur

Comment 6 Kimmo Kinnunen 2022-03-04 04:03:53 PST

Fails on M1, BigSur