diff --git a/extension.js b/extension.js
index b13952d..327c67e 100644
--- a/extension.js
+++ b/extension.js
@@ -60,6 +60,7 @@ class Extension {
new Me.imports.src.Incinerate.Incinerate(),
new Me.imports.src.Matrix.Matrix(),
new Me.imports.src.Pixelate.Pixelate(),
+ new Me.imports.src.PixelWheel.PixelWheel(),
new Me.imports.src.SnapOfDisintegration.SnapOfDisintegration(),
new Me.imports.src.TRexAttack.TRexAttack(),
new Me.imports.src.TVEffect.TVEffect(),
diff --git a/prefs.js b/prefs.js
index 05b9d5d..7fb21d1 100644
--- a/prefs.js
+++ b/prefs.js
@@ -56,6 +56,7 @@ var PreferencesDialog = class PreferencesDialog {
new Me.imports.src.Incinerate.Incinerate(),
new Me.imports.src.Matrix.Matrix(),
new Me.imports.src.Pixelate.Pixelate(),
+ new Me.imports.src.PixelWheel.PixelWheel(),
new Me.imports.src.SnapOfDisintegration.SnapOfDisintegration(),
new Me.imports.src.TRexAttack.TRexAttack(),
new Me.imports.src.TVEffect.TVEffect(),
diff --git a/resources/shaders/common.glsl b/resources/shaders/common.glsl
index 98507b1..1c06bc0 100644
--- a/resources/shaders/common.glsl
+++ b/resources/shaders/common.glsl
@@ -142,6 +142,7 @@ vec3 tritone(float val, vec3 shadows, vec3 midtones, vec3 highlights) {
// https://gitlab.gnome.org/GNOME/mutter/-/blob/main/clutter/clutter/clutter-easing.c
float easeOutQuad(float x) { return -1.0 * x * (x - 2.0); }
+float easeInQuad(float x) { return x * x; }
// --------------------------------------------------------------------- edge mask helpers
diff --git a/resources/shaders/pixel-wheel.frag b/resources/shaders/pixel-wheel.frag
new file mode 100644
index 0000000..b48ac03
--- /dev/null
+++ b/resources/shaders/pixel-wheel.frag
@@ -0,0 +1,45 @@
+//////////////////////////////////////////////////////////////////////////////////////////
+// ) ( //
+// ( /( ( ( ) ( ( ( ( )\ ) ( ( //
+// )\()) ))\ )( ( ( )\ ) )\))( )\ ( (()/( ( )\))( ( //
+// ((_)\ /((_|()\ )\ ) )\ '(()/( ((_)()((_) )\ ) ((_)))\((_)()\ )\ //
+// | |(_|_))( ((_)_(_/( _((_)) )(_)) _(()((_|_)_(_/( _| |((_)(()((_|(_) //
+// | '_ \ || | '_| ' \)) | ' \()| || | \ V V / | ' \)) _` / _ \ V V (_-< //
+// |_.__/\_,_|_| |_||_| |_|_|_| \_, | \_/\_/|_|_||_|\__,_\___/\_/\_//__/ //
+// |__/ //
+// Copyright (c) 2021 Simon Schneegans //
+// Released under the GPLv3 or later. See LICENSE file for details. //
+//////////////////////////////////////////////////////////////////////////////////////////
+
+// The content from common.glsl is automatically prepended to each shader effect.
+
+uniform float uPixelSize;
+uniform float uSpokeCount;
+
+void main() {
+ // We simply inverse the progress for opening windows.
+ float progress = smoothstep(0.0, 1.0, uForOpening ? 1.0 - uProgress : uProgress);
+
+ // The current level of pixelation increases with the progress.
+ float pixelSize = ceil(uPixelSize * progress + 1.0);
+ vec2 pixelGrid = vec2(pixelSize) / uSize;
+ vec2 texcoord = iTexCoord.st - mod(iTexCoord.st, pixelGrid) + pixelGrid * 0.5;
+ vec4 oColor = getInputColor(texcoord);
+
+ // Now hide the spoke sections.
+ vec2 down = vec2(0.0, 1.0);
+ vec2 fragDir = normalize(texcoord - 0.5);
+
+ // Compute angle to down direction.
+ float angle = 0.5 * acos(dot(down, fragDir)) / 3.14159265359;
+ if (fragDir.x < 0.0) {
+ angle = 1.0 - angle;
+ }
+
+ // Progressively hide the spokes.
+ if (mod(angle * uSpokeCount, 1.0) < progress) {
+ oColor.a = 0.0;
+ }
+
+ setOutputColor(oColor);
+}
\ No newline at end of file
diff --git a/resources/ui/gtk3/PixelWheel.ui b/resources/ui/gtk3/PixelWheel.ui
new file mode 100644
index 0000000..4b1b1a9
--- /dev/null
+++ b/resources/ui/gtk3/PixelWheel.ui
@@ -0,0 +1,192 @@
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/resources/ui/gtk4/PixelWheel.ui b/resources/ui/gtk4/PixelWheel.ui
new file mode 100644
index 0000000..ae51709
--- /dev/null
+++ b/resources/ui/gtk4/PixelWheel.ui
@@ -0,0 +1,163 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/schemas/org.gnome.shell.extensions.burn-my-windows.gschema.xml b/schemas/org.gnome.shell.extensions.burn-my-windows.gschema.xml
index b54d4e5..b862806 100644
--- a/schemas/org.gnome.shell.extensions.burn-my-windows.gschema.xml
+++ b/schemas/org.gnome.shell.extensions.burn-my-windows.gschema.xml
@@ -118,6 +118,41 @@
The size of the maximum pixelation.
+
+
+
+
+
+
+ false
+ Pixel Wheel Close Effect
+ Use the Pixel Wheel effect for window closing.
+
+
+
+ false
+ Pixel Wheel Open Effect
+ Use the Pixel Wheel effect for window opening.
+
+
+
+ 300
+ Pixel Wheel Animation Time
+ The time the Pixel Wheel effect takes.
+
+
+
+ 12
+ Pixel Wheel Spoke Count
+ The number of sections in the wheel.
+
+
+
+ 10
+ Pixel Wheel Pixel Size
+ The size of the maximum pixelation.
+
+
@@ -152,7 +187,7 @@
The Y scale of the effect.
-
+
10
Doom Pixel Size
The size of the maximum pixelation.