.NET MAUI and/or WinUI 3 `SKGLView` is not transparent

[janne-hmp]

Description

SKGLView always draws an opaque gray background instead of a transparent background when specified to be transparent. SKCanvasView works fine.

Code

https://github.com/hyvanmielenpelit/GnollHack

Expected Behavior

Both SKGLView and SKCanvasView draw a transparent background upon canvas.Clear().

Actual Behavior

SKCanvasView draws a transparent background upon canvas.Clear() but SKGLView draws an opaque gray background.

Version of SkiaSharp

3.x (Alpha)

Last Known Good Version of SkiaSharp

Other (Please indicate in the description)

IDE / Editor

Visual Studio (Windows)

Platform / Operating System

Windows

Platform / Operating System Version

Windows 11 Home, version 10.0.22631

Devices

Micro-Star International Co., Ltd. Pulse GL66 11UDK

Relevant Screenshots

Relevant Log Output

No response

Code of Conduct

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