Black mix-blend-mode rendering on Windows7 with HWA

RESOLVED WORKSFORME

Status

()

Core
Graphics
RESOLVED WORKSFORME
2 years ago
2 years ago

People

(Reporter: Alice0775 White, Unassigned)

Tracking

({regression, testcase})

43 Branch
x86
Windows 7
regression, testcase
Points:
---
Dependency tree / graph

Firefox Tracking Flags

(firefox42 unaffected, firefox43 affected, firefox44 unaffected)

Details

(Whiteboard: gfx-noted,[fixed by bug 1135271], URL)

Attachments

(2 attachments)

(Reporter)

Description

2 years ago
+++ This bug was initially created as a clone of Bug #1135271 +++

Open this testcase: http://codepen.io/chriscoyier/pen/mvbpJ

In some cases, the letters of the middle "hungry" line ("Nice blending way") turn black. 
When HWA disabled, it works as expected.

Regression window:
https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=cd7b4b4b747485d59c9fb07cd31e17afac87f70b&tochange=df2be5ad917b

Triggered by:
df2be5ad917b	David Anderson — Handle screen and multiply blend modes in the D3D11 compositor. (bug 1203829 part 4, r=mattwoodrow)


Graphics
--------

Adapter Description: AMD Radeon HD 6450
Adapter Drivers: aticfx64 aticfx64 aticfx64 aticfx32 aticfx32 aticfx32 atiumd64 atidxx64 atidxx64 atiumdag atidxx32 atidxx32 atiumdva atiumd6a atitmm64
Adapter RAM: 1024
Asynchronous Pan/Zoom: none
ClearType Parameters: Gamma: 2200 Pixel Structure: R ClearType Level: 100 Enhanced Contrast: 300
Device ID: 0x6779
Direct2D Enabled: true
DirectWrite Enabled: true (6.2.9200.17461)
Driver Date: 7-28-2015
Driver Version: 15.200.1062.1003
GPU #2 Active: false
GPU Accelerated Windows: 1/1 Direct3D 11 (OMTC)
Subsys ID: 23111787
Supports Hardware H264 Decoding: Yes
Vendor ID: 0x1002
WebGL Renderer: Google Inc. -- ANGLE (AMD Radeon HD 6450 Direct3D11 vs_5_0 ps_5_0)
windowLayerManagerRemote: true
AzureCanvasBackend: direct2d 1.1
AzureContentBackend: direct2d 1.1
AzureFallbackCanvasBackend: cairo
AzureSkiaAccelerated: 0
(Reporter)

Comment 1

2 years ago
Created attachment 8669937 [details]
screenshot
(Reporter)

Comment 2

2 years ago
Created attachment 8669939 [details]
testcase for the record
(Reporter)

Comment 3

2 years ago
Fixed range:
https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=7a6ec4430c07c8ca5466a694fa57692e7d712091&tochange=d337fcb3aef0e275fc51b341f995bf4da71fd99e

Fixed by d337fcb3aef0	David Anderson — Disable screen and multiply mix-blend-mode support in the D3D11 and OGL compositors. (bug 1135271, r=mattwoodrow)
Status: NEW → RESOLVED
Last Resolved: 2 years ago
status-firefox44: affected → unaffected
Resolution: --- → WORKSFORME
Whiteboard: gfx-noted → gfx-noted,[fixed by bug 1135271]
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