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blur-effect: Only apply paint opacity to actor blur

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We don't want to apply the opacity of the actor when blurring the
background.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/991
This commit is contained in:
Jonas Dreßler 2020-02-07 10:21:21 +01:00 committed by Georges Basile Stavracas Neto
parent f6fa08fa75
commit ca35ae4364
1 changed files with 7 additions and 8 deletions
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15
src/shell-blur-effect.c
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@ -578,19 +578,15 @@ paint_texture (ShellBlurEffect *self,
static void
apply_blur (ShellBlurEffect *self,
ClutterPaintContext *paint_context,
FramebufferData *from)
FramebufferData *from,
uint8_t paint_opacity)
{
ClutterActor *actor;
BlurData *vblur;
BlurData *hblur;
guint8 paint_opacity;
vblur = &self->blur[VERTICAL];
hblur = &self->blur[HORIZONTAL];
actor = clutter_actor_meta_get_actor (CLUTTER_ACTOR_META (self));
paint_opacity = clutter_actor_get_paint_opacity (actor);
/* Copy the actor contents into the vblur framebuffer */
cogl_pipeline_set_color4ub (from->pipeline,
paint_opacity,
@ -784,6 +780,7 @@ shell_blur_effect_paint (ClutterEffect *effect,
ClutterEffectPaintFlags flags)
{
ShellBlurEffect *self = SHELL_BLUR_EFFECT (effect);
uint8_t paint_opacity;
if (self->blur_radius > 0)
{
@ -798,13 +795,15 @@ shell_blur_effect_paint (ClutterEffect *effect,
switch (self->mode)
{
case SHELL_BLUR_MODE_ACTOR:
paint_opacity = clutter_actor_get_paint_opacity (self->actor);
paint_actor_offscreen (self, paint_context, flags);
apply_blur (self, paint_context, &self->actor_fb);
apply_blur (self, paint_context, &self->actor_fb, paint_opacity);
break;
case SHELL_BLUR_MODE_BACKGROUND:
paint_background (self, paint_context);
apply_blur (self, paint_context, &self->background_fb);
apply_blur (self, paint_context, &self->background_fb, 255);
break;
}
}