diff --git a/cidre/src/cg/affine_transform.rs b/cidre/src/cg/affine_transform.rs
index 046ffc03..0f2b1e6a 100644
--- a/cidre/src/cg/affine_transform.rs
+++ b/cidre/src/cg/affine_transform.rs
@@ -3,12 +3,12 @@ use crate::cg;
 #[derive(Debug, Copy, Clone)]
 #[repr(C)]
 pub struct AffineTransform {
-    pub a: f64,
-    pub b: f64,
-    pub c: f64,
-    pub d: f64,
-    pub tx: f64,
-    pub ty: f64,
+    pub a: cg::Float,
+    pub b: cg::Float,
+    pub c: cg::Float,
+    pub d: cg::Float,
+    pub tx: cg::Float,
+    pub ty: cg::Float,
 }
 
 /*                      |--------------------------- Components ------------------------|
diff --git a/cidre/src/cg/geometry.rs b/cidre/src/cg/geometry.rs
index 0e07c9a6..5edc8f46 100644
--- a/cidre/src/cg/geometry.rs
+++ b/cidre/src/cg/geometry.rs
@@ -1,9 +1,9 @@
 use crate::{arc, cf};
 
-// #[cfg(target_os = "watchos")]
-// pub type Float = f32;
+#[cfg(target_pointer_width = "32")]
+pub type Float = f32;
 
-// #[cfg(not(target_os = "watchos"))]
+#[cfg(target_pointer_width = "64")]
 pub type Float = f64;
 
 #[derive(Clone, Copy, PartialEq, PartialOrd, Debug, Default)]
diff --git a/cidre/src/cg/path.rs b/cidre/src/cg/path.rs
index 0deb981b..bab9011e 100644
--- a/cidre/src/cg/path.rs
+++ b/cidre/src/cg/path.rs
@@ -314,21 +314,35 @@ impl PathMut {
         unsafe { CGPathMoveToPoint(self, m, x, y) }
     }
 
+    #[cfg(target_pointer_width = "64")]
     #[inline]
     pub fn move_to<F: Into<f64>>(&mut self, x: F, y: F) {
         self.move_to_point(None, x.into(), y.into())
     }
 
+    #[cfg(target_pointer_width = "32")]
+    #[inline]
+    pub fn move_to<F: Into<f32>>(&mut self, x: F, y: F) {
+        self.move_to_point(None, x.into(), y.into())
+    }
+
     #[inline]
     pub fn line_to_point(&mut self, m: Option<&cg::AffineTransform>, x: cg::Float, y: cg::Float) {
         unsafe { CGPathAddLineToPoint(self, m, x, y) }
     }
 
+    #[cfg(target_pointer_width = "64")]
     #[inline]
     pub fn line_to<F: Into<f64>>(&mut self, x: F, y: F) {
         self.line_to_point(None, x.into(), y.into())
     }
 
+    #[cfg(target_pointer_width = "32")]
+    #[inline]
+    pub fn line_to<F: Into<f32>>(&mut self, x: F, y: F) {
+        self.line_to_point(None, x.into(), y.into())
+    }
+
     #[inline]
     pub fn quad_curve_to_point(
         &mut self,
@@ -341,11 +355,18 @@ impl PathMut {
         unsafe { CGPathAddQuadCurveToPoint(self, m, cpx, cpy, x, y) }
     }
 
+    #[cfg(target_pointer_width = "64")]
     #[inline]
     pub fn quad_to<F: Into<f64>>(&mut self, cpx: F, cpy: F, x: F, y: F) {
         self.quad_curve_to_point(None, cpx.into(), cpy.into(), x.into(), y.into())
     }
 
+    #[cfg(target_pointer_width = "32")]
+    #[inline]
+    pub fn quad_to<F: Into<f32>>(&mut self, cpx: F, cpy: F, x: F, y: F) {
+        self.quad_curve_to_point(None, cpx.into(), cpy.into(), x.into(), y.into())
+    }
+
     #[inline]
     pub fn curve_to_point(
         &mut self,
@@ -360,6 +381,7 @@ impl PathMut {
         unsafe { CGPathAddCurveToPoint(self, m, cp1x, cp1y, cp2x, cp2y, x, y) }
     }
 
+    #[cfg(target_pointer_width = "64")]
     #[inline]
     pub fn curve_to<F: Into<f64>>(&mut self, cp1x: F, cp1y: F, cp2x: F, cp2y: F, x: F, y: F) {
         self.curve_to_point(
@@ -373,6 +395,20 @@ impl PathMut {
         )
     }
 
+    #[cfg(target_pointer_width = "32")]
+    #[inline]
+    pub fn curve_to<F: Into<f32>>(&mut self, cp1x: F, cp1y: F, cp2x: F, cp2y: F, x: F, y: F) {
+        self.curve_to_point(
+            None,
+            cp1x.into(),
+            cp1y.into(),
+            cp2x.into(),
+            cp2y.into(),
+            x.into(),
+            y.into(),
+        )
+    }
+
     #[inline]
     pub fn close_subpath(&mut self) {
         unsafe { CGPathCloseSubpath(self) }
@@ -438,6 +474,7 @@ impl PathMut {
         unsafe { CGPathAddArcToPoint(self, m, x1, y1, x2, y2, radius) }
     }
 
+    #[cfg(target_pointer_width = "64")]
     #[inline]
     pub fn arc_to<F: Into<f64>>(&mut self, x1: F, y1: F, x2: F, y2: F, radius: F) {
         self.arc_to_point(
@@ -450,6 +487,19 @@ impl PathMut {
         )
     }
 
+    #[cfg(target_pointer_width = "32")]
+    #[inline]
+    pub fn arc_to<F: Into<f32>>(&mut self, x1: F, y1: F, x2: F, y2: F, radius: F) {
+        self.arc_to_point(
+            None,
+            x1.into(),
+            y1.into(),
+            x2.into(),
+            y2.into(),
+            radius.into(),
+        )
+    }
+
     #[inline]
     pub fn add_path(&mut self, m: Option<&cg::AffineTransform>, path2: &Path) {
         unsafe { CGPathAddPath(self, m, path2) }
diff --git a/cidre/src/ui.rs b/cidre/src/ui.rs
index cf3115ac..6fe18f87 100644
--- a/cidre/src/ui.rs
+++ b/cidre/src/ui.rs
@@ -40,6 +40,7 @@ mod scene;
 pub use scene::AnySceneDelegate;
 pub use scene::Scene;
 pub use scene::SceneDelegate;
+pub use scene::SceneDelegateImpl;
 
 mod scene_session;
 pub use scene_session::SceneCfg;
@@ -57,6 +58,7 @@ pub fn app_main(
     principal_class_name: Option<&crate::ns::String>,
     delegate_class_name: Option<&crate::ns::String>,
 ) -> std::ffi::c_int {
+    // TODO: pass original args
     unsafe {
         UIApplicationMain(
             0,
diff --git a/cidre/src/ui/application.rs b/cidre/src/ui/application.rs
index 7359692e..dea91371 100644
--- a/cidre/src/ui/application.rs
+++ b/cidre/src/ui/application.rs
@@ -5,6 +5,23 @@ pub trait AppDelegate {
     #[objc::optional]
     #[objc::msg_send(applicationDidFinishLaunching:)]
     fn app_did_finish_launching(&mut self, app: &App);
+
+    #[objc::optional]
+    #[objc::msg_send(application:configurationForConnectingSceneSession:options:)]
+    fn app_cfg_for_connecting_scene_session<'ar>(
+        &mut self,
+        app: &App,
+        session: &ui::SceneSession,
+        options: &ui::SceneConnectionOpts,
+    ) -> &'ar mut ui::SceneCfg;
+
+    #[objc::optional]
+    #[objc::msg_send(window)]
+    fn window(&self) -> Option<&ui::Window>;
+
+    #[objc::optional]
+    #[objc::msg_send(setWindow:)]
+    fn set_window(&mut self, val: Option<&ui::Window>);
 }
 
 define_obj_type!(
diff --git a/cidre/src/ui/scene_session.rs b/cidre/src/ui/scene_session.rs
index 718b9feb..83b538fa 100644
--- a/cidre/src/ui/scene_session.rs
+++ b/cidre/src/ui/scene_session.rs
@@ -1,4 +1,8 @@
-use crate::{arc, define_cls, define_obj_type, ns, objc, ui};
+use crate::{
+    arc, define_cls, define_obj_type, ns,
+    objc::{self, Obj},
+    ui,
+};
 
 define_obj_type!(
     #[doc(alias = "UISceneConfiguration")]
@@ -10,7 +14,7 @@ impl arc::A<SceneCfg> {
     pub fn init_with_name_role(
         self,
         name: Option<&ns::String>,
-        session_role: ui::SceneSessionRole,
+        session_role: &ui::SceneSessionRole,
     ) -> arc::R<SceneCfg>;
 }
 
@@ -19,7 +23,7 @@ impl SceneCfg {
 
     pub fn with_name_role(
         name: Option<&ns::String>,
-        session_role: ui::SceneSessionRole,
+        session_role: &ui::SceneSessionRole,
     ) -> arc::R<Self> {
         Self::alloc().init_with_name_role(name, session_role)
     }
@@ -37,7 +41,7 @@ impl SceneCfg {
     pub fn delegate_class(&self) -> Option<&ns::Class<ns::Id>>;
 
     #[objc::msg_send(setDelegateClass:)]
-    pub fn set_delegate_class(&mut self, val: Option<&ns::Class<ns::Id>>);
+    pub fn set_delegate_class<T: Obj>(&mut self, val: Option<&ns::Class<T>>);
 
     #[objc::msg_send(userInfo)]
     pub fn user_info(&self) -> Option<&ns::Dictionary<ns::String, ns::Id>>;
@@ -50,6 +54,9 @@ define_obj_type!(
 impl SceneSession {
     #[objc::msg_send(scene)]
     pub fn scene(&self) -> Option<&ui::Scene>;
+
+    #[objc::msg_send(role)]
+    pub fn role(&self) -> &ui::SceneSessionRole;
 }
 
 extern "C" {
diff --git a/cidre/src/ui/view.rs b/cidre/src/ui/view.rs
index 66a25c74..87049b87 100644
--- a/cidre/src/ui/view.rs
+++ b/cidre/src/ui/view.rs
@@ -1,6 +1,6 @@
 #[cfg(feature = "ca")]
 use crate::ca;
-use crate::{arc, define_obj_type, ns, objc};
+use crate::{arc, define_obj_type, ns, objc, ui};
 
 define_obj_type!(pub View(ns::Id), UI_VIEW);
 
@@ -8,6 +8,18 @@ impl View {
     #[cfg(feature = "ca")]
     #[objc::msg_send(layer)]
     pub fn layer(&self) -> &ca::Layer;
+
+    #[objc::msg_send(backgroundColor)]
+    pub fn background_color(&self) -> Option<&ui::Color>;
+
+    #[objc::msg_send(setBackgroundColor:)]
+    pub fn set_background_color(&mut self, val: Option<&ui::Color>);
+
+    #[objc::msg_send(isHidden)]
+    pub fn is_hidden(&self) -> bool;
+
+    #[objc::msg_send(setHidden:)]
+    pub fn set_hidden(&self, val: bool);
 }
 
 #[link(name = "ui", kind = "static")]
diff --git a/cidre/src/ui/window.rs b/cidre/src/ui/window.rs
index 1f0327f1..4e2daa51 100644
--- a/cidre/src/ui/window.rs
+++ b/cidre/src/ui/window.rs
@@ -5,12 +5,24 @@ define_obj_type!(
     UI_WINDOW
 );
 
+impl arc::A<Window> {
+    #[objc::msg_send(initWithWindowScene:)]
+    pub fn init_with_window_scene(self, scene: &ui::WindowScene) -> arc::R<Window>;
+}
+
 impl Window {
+    pub fn with_window_scene(scene: &ui::WindowScene) -> arc::R<Self> {
+        Self::alloc().init_with_window_scene(scene)
+    }
+
     #[objc::msg_send(rootViewController)]
     pub fn root_vc(&self) -> Option<&ui::ViewController>;
 
     #[objc::msg_send(setRootViewController:)]
     pub fn set_root_vc(&mut self, val: Option<&ui::ViewController>);
+
+    #[objc::msg_send(makeKeyAndVisible)]
+    pub fn make_key_and_visible(&self);
 }
 
 #[link(name = "ui", kind = "static")]
diff --git a/cidre/src/ui/window_scene.rs b/cidre/src/ui/window_scene.rs
index 6a78339e..1138aa3b 100644
--- a/cidre/src/ui/window_scene.rs
+++ b/cidre/src/ui/window_scene.rs
@@ -1,14 +1,17 @@
 use crate::{define_obj_type, objc, ui};
 
 define_obj_type!(
+    #[doc(alias = "UIWindowScene")]
     pub WindowScene(ui::Scene)
 );
 
 #[objc::protocol(UIWindowSceneDelegate)]
-pub trait WindowSceneDelegate {
+pub trait WindowSceneDelegate: ui::SceneDelegate {
+    #[objc::optional]
     #[objc::msg_send(window)]
     fn window(&self) -> Option<&ui::Window>;
 
+    #[objc::optional]
     #[objc::msg_send(setWindow:)]
     fn set_window(&mut self, val: Option<&ui::Window>);
 }