If true, the window background is transparent and window frame is removed.
Use get_tree().get_root().set_transparent_background(true) to disable main viewport background rendering.
Note: This property has no effect if Project > Project Settings > Display > Window > Per-pixel transparency > Allowed setting is disabled.
Note: This property is implemented on HTML5, Linux, macOS and Windows.
If true, the window background is transparent and window frame is removed. Use get_tree().get_root().set_transparent_background(true) to disable main viewport background rendering. Note: This property has no effect if Project > Project Settings > Display > Window > Per-pixel transparency > Allowed setting is disabled. Note: This property is implemented on HTML5, Linux, macOS and Windows.