mutzing about with a fps renderer. I am satisfied with this imgui thing I have going on. But it's a bit bone headed to have these two components so tightly coupled

src/components.rs

@@ -8,11 +8,13 @@ use rapier3d::geometry::ColliderHandle;
 use wgpu::{BindGroup, Buffer, TextureView};
 
 use crate::runtime::state::{TomlPositionDescription, TomlRotationDescription};
+use imgui::Ui;
 
 // a component is any type that is 'static, sized, send and sync
 
-pub struct ImguiWindow<'a> {
-    pub window: imgui::Window<'a>,
+pub struct ImguiWindow<'a, T> {
+    pub window: fn() -> imgui::Window<'a>,
+    pub func: fn(&Ui, &T),
 }
 
 #[derive(Clone, Copy, Debug, PartialEq)]
@@ -30,6 +32,21 @@ pub struct Position {
     pub rot: cgmath::Euler<Deg<f32>>,
 }
 
+impl Default for Position {
+    fn default() -> Self {
+        Position {
+            x: 0.0,
+            y: 0.0,
+            z: 0.0,
+            rot: Euler {
+                x: Deg(0.0),
+                y: Deg(0.0),
+                z: Deg(0.0),
+            },
+        }
+    }
+}
+
 impl From<TomlPositionDescription> for Position {
     fn from(pos: TomlPositionDescription) -> Self {
         let euler = match pos.rot {