add niri

home/afoucaultc/packages/niri/conf/animations.nix

@@ -0,0 +1,55 @@
+{ ... }:
+{
+  programs.niri.settings.animations = {
+    enable = true;
+    slowdown = 1.0;
+
+    workspace-switch.spring = {
+      damping-ratio = 1.0;
+      stiffness = 1000;
+      epsilon = 0.0001;
+    };
+
+    window-open = {
+      duration-ms = 150;
+      curve = "ease-out-expo";
+    };
+
+    window-close = {
+      duration-ms = 150;
+      curve = "ease-out-quad";
+    };
+
+    horizontal-view-movement.spring = {
+      damping-ratio = 1.0;
+      stiffness = 800;
+      epsilon = 0.0001;
+    };
+
+    window-movement.spring = {
+      damping-ratio = 1.0;
+      stiffness = 800;
+      epsilon = 0.0001;
+    };
+
+    window-resize.spring = {
+      damping-ratio = 1.0;
+      stiffness = 800;
+      epsilon = 0.0001;
+    };
+
+    config-notification-open-close.spring = {
+      damping-ratio = 0.6;
+      stiffness = 1000;
+      epsilon = 0.001;
+    };
+
+    screenshot-ui-open.duration-ms = 200;
+
+    overview-open-close.spring = {
+      damping-ratio = 1.0;
+      stiffness = 800;
+      epsilon = 0.0001;
+    };
+  };
+}