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unlockDialog: Multiply blur sigma value with the scale factor

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Since the blur sigma decides how many pixels get factored in when
blurring and setting a scale factor increases the background texture by
that factor, the sigma value should also be multiplied by the scale
factor.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/991
This commit is contained in:
Jonas Dreßler 2020-02-11 20:19:50 +01:00 committed by Georges Basile Stavracas Neto
parent 7c8ed95330
commit e1be4ba434
1 changed files with 17 additions and 3 deletions
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20
js/ui/unlockDialog.js
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@ -514,10 +514,18 @@ var UnlockDialog = GObject.registerClass({
this._backgroundGroup.add_child(widget);
widget.add_effect(new Shell.BlurEffect({
const themeContext = St.ThemeContext.get_for_stage(global.stage);
let effect = new Shell.BlurEffect({
brightness: BLUR_BRIGHTNESS,
sigma: BLUR_SIGMA,
}));
sigma: BLUR_SIGMA * themeContext.scale_factor,
});
this._scaleChangedId = themeContext.connect('notify::scale-factor', () => {
effect.sigma = BLUR_SIGMA * themeContext.scale_factor;
});
widget.add_effect(effect);
}
_updateBackgrounds() {
@ -679,6 +687,12 @@ var UnlockDialog = GObject.registerClass({
Main.layoutManager.disconnect(this._monitorsChangedId);
delete this._monitorsChangedId;
}
let themeContext = St.ThemeContext.get_for_stage(global.stage);
if (this._scaleChangedId) {
themeContext.disconnect(this._scaleChangedId);
delete this._scaleChangedId;
}
}
cancel() {