animation/presets: add geometry-change preset

Signed-off-by: Yuxuan Shui <[email protected]>

data/animation_presets.conf

@@ -162,4 +162,43 @@ fly-in = {
         (2, "direction", [-1, 1, 0, 0]),
         (3, "direction", [0, 0, 1, 1]),
     );
-}
+};
+geometry-change = {
+    scale-x = {
+        curve = "cubic-bezier(0.07, 0.65, 0, 1)";
+        duration = "placeholder0";
+        start = "window-width-before / window-width";
+        end = 1;
+    };
+    scale-y = {
+        curve = "cubic-bezier(0.07, 0.65, 0, 1)";
+        duration = "placeholder0";
+        start = "window-height-before / window-height";
+        end = 1;
+    };
+    shadow-scale-x = "scale-x";
+    shadow-scale-y = "scale-y";
+    offset-x = {
+        curve = "cubic-bezier(0.07, 0.65, 0, 1)";
+        duration = "placeholder0";
+        start = "window-x-before - window-x";
+        end = 0;
+    };
+    offset-y = {
+        curve = "cubic-bezier(0.07, 0.65, 0, 1)";
+        duration = "placeholder0";
+        start = "window-y-before - window-y";
+        end = 0;
+    };
+    saved-image-blend = {
+        duration = "placeholder0";
+        start = 1;
+        end = 0;
+    };
+    shadow-offset-x = "offset-x";
+    shadow-offset-y = "offset-y";
+    *knobs = {
+        duration = 0.4;
+    };
+    *placeholders = ((0, "duration"));
+};

man/picom.1.adoc

@@ -598,6 +598,22 @@ endif::[]
 
   _duration_:: Duration of the animation in seconds.
 --
++
+_geometry-change_:::
++
+Animate the geometry (i.e. size and position) change of the window.
++
+--
+ifdef::env-web[]
+video::assets/geometry-change.mp4[width=400]
+endif::[]
+--
++
+--
+*Options*:::
+
+  _duration_:: Duration of the animation in seconds.
+--
 
 === Advanced