Register some types (#19361)

# Objective

Fill in some `Reflect` and `app.register_type` gaps.

I only really wanted `GlobalZIndex` but figured I'd fill in a few others
as well.

Author: benfrankel

crates/bevy_render/src/lib.rs

@@ -92,7 +92,8 @@ use render_asset::{
 use renderer::{RenderAdapter, RenderDevice, RenderQueue};
 use settings::RenderResources;
 use sync_world::{
-    despawn_temporary_render_entities, entity_sync_system, SyncToRenderWorld, SyncWorldPlugin,
+    despawn_temporary_render_entities, entity_sync_system, MainEntity, RenderEntity,
+    SyncToRenderWorld, SyncWorldPlugin, TemporaryRenderEntity,
 };
 
 use crate::gpu_readback::GpuReadbackPlugin;
@@ -449,6 +450,9 @@ impl Plugin for RenderPlugin {
             .register_type::<primitives::CascadesFrusta>()
             .register_type::<primitives::CubemapFrusta>()
             .register_type::<primitives::Frustum>()
+            .register_type::<RenderEntity>()
+            .register_type::<TemporaryRenderEntity>()
+            .register_type::<MainEntity>()
             .register_type::<SyncToRenderWorld>();
     }
 

crates/bevy_render/src/sync_world.rs

@@ -126,8 +126,9 @@ pub struct SyncToRenderWorld;
 /// Component added on the main world entities that are synced to the Render World in order to keep track of the corresponding render world entity.
 ///
 /// Can also be used as a newtype wrapper for render world entities.
-#[derive(Deref, Copy, Clone, Debug, Eq, Hash, PartialEq, Component)]
+#[derive(Component, Deref, Copy, Clone, Debug, Eq, Hash, PartialEq, Reflect)]
 #[component(clone_behavior = Ignore)]
+#[reflect(Component, Clone)]
 pub struct RenderEntity(Entity);
 impl RenderEntity {
     #[inline]
@@ -154,7 +155,8 @@ unsafe impl EntityEquivalent for RenderEntity {}
 /// Component added on the render world entities to keep track of the corresponding main world entity.
 ///
 /// Can also be used as a newtype wrapper for main world entities.
-#[derive(Component, Deref, Copy, Clone, Debug, Eq, Hash, PartialEq, PartialOrd, Ord)]
+#[derive(Component, Deref, Copy, Clone, Debug, Eq, Hash, PartialEq, PartialOrd, Ord, Reflect)]
+#[reflect(Component, Clone)]
 pub struct MainEntity(Entity);
 impl MainEntity {
     #[inline]

crates/bevy_ui/src/lib.rs

@@ -175,6 +175,7 @@ impl Plugin for UiPlugin {
             .register_type::<widget::Button>()
             .register_type::<widget::Label>()
             .register_type::<ZIndex>()
+            .register_type::<GlobalZIndex>()
             .register_type::<Outline>()
             .register_type::<BoxShadowSamples>()
             .register_type::<UiAntiAlias>()