Overlay on GTK4 apps

[mantarimay]

Describe the bug
Recently GTK release version 4.14 have new vulkan renderer and now GTK lastest git start commit at c9c29d8 or next release 4.15, its will be default on wayland.

its pretty good overlay on game but for application like GTK, its really disturbed. how to exclude on config or can this issue disable as default in build process?

List relevant hardware/software information

• Linux Distribution: openSUSE Tumbleweed
• MangoHud version: commit 046b6ce
• GTK: up to version 4.14
• GPU: Intel celeron 2957U/HD Graphics

To Reproduce
Steps to reproduce the behavior:
for GTK 4.15 if on wayland it will be appear overlay as default
for GTK 4.14, use env GSK_RENDERER=vulkan

and then open app based GTK4 for example gnome-calculator

Expected behavior
Overlay not appear on GTK4 apps

Screenshots
Example preview inkscape 1.5

Additional context
other info about new GTK renderers
https://blog.gtk.org/2024/01/28/new-renderers-for-gtk/

[gort818]

Don't set MANGOHUD=1 globally for now.

[mantarimay]

Thank you. for now only set MANGOHUD=1 for game only.

[flightlessmango]

That's a workaround. I think we should try to find a better solution before closing