configured ui camera

game/main/src/camera_system/camera_plugin.rs

@@ -1,4 +1,5 @@
 use bevy::anti_alias::taa::TemporalAntiAliasing;
+use bevy::camera::visibility::RenderLayers;
 use bevy::core_pipeline::prepass::DepthPrepass;
 use bevy::input::mouse::{MouseMotion, MouseScrollUnit, MouseWheel};
 use bevy::prelude::*;
@@ -53,8 +54,8 @@ fn setup(mut commands: Commands)
 			PhosOrbitCamera::default(),
 			TemporalAntiAliasing::default(),
 		))
-		.insert(Msaa::Off);
-	// .insert(RenderLayers::layer(0))
+		.insert(Msaa::Off)
+		.insert(RenderLayers::default());
 
 	// *msaa = Msaa::Off;
 }

game/main/src/ui/build_ui.rs

@@ -1,5 +1,11 @@
-use bevy::{camera::visibility::RenderLayers, prelude::*};
+use bevy::{
+	camera::{visibility::RenderLayers, CameraOutputMode, Viewport},
+	prelude::*,
+	render::render_resource::BlendState,
+};
 use shared::states::AssetLoadState;
+
+use crate::ui::states::BuildUIState;
 pub struct BuildUIPlugin;
 
 impl Plugin for BuildUIPlugin
@@ -7,33 +13,63 @@ impl Plugin for BuildUIPlugin
 	fn build(&self, app: &mut App)
 	{
 		app.add_systems(Startup, setup_cameras);
-		app.add_systems(Update, spawn_ui.run_if(in_state(AssetLoadState::LoadComplete)));
+		app.insert_state(BuildUIState::Init);
+		app.add_systems(
+			Update,
+			spawn_ui.run_if(in_state(AssetLoadState::LoadComplete).and(in_state(BuildUIState::Init))),
+		);
 	}
 }
 
 fn setup_cameras(mut commands: Commands)
 {
-	commands.spawn((Camera2d, IsDefaultUiCamera, RenderLayers::layer(2)));
+	commands
+		.spawn((
+			Camera2d,
+			Camera {
+				order: 1,
+				clear_color: ClearColorConfig::None,
+				msaa_writeback: MsaaWriteback::Always,
+				// viewport: Some(Viewport {
+				// 	physical_size: UVec2::new(800, 800),
+				// 	..default()
+				// }),
+				output_mode: CameraOutputMode::Write {
+					blend_state: Some(BlendState::ALPHA_BLENDING),
+					clear_color: ClearColorConfig::None,
+				},
+				..default()
+			},
+			IsDefaultUiCamera,
+		))
+		.insert(RenderLayers::layer(1))
+		.insert(Msaa::Off);
 }
 
-fn spawn_ui(mut commands: Commands)
+fn spawn_ui(mut commands: Commands, mut next_state: ResMut<NextState<BuildUIState>>)
 {
 	commands
-		.spawn((Node {
-			width: Val::Percent(100.),
-			height: Val::Percent(100.),
-			justify_content: JustifyContent::Center,
-			align_items: AlignItems::End,
-			..default()
-		},))
+		.spawn((
+			Node {
+				width: Val::Percent(100.),
+				height: Val::Percent(100.),
+				justify_content: JustifyContent::Center,
+				align_items: AlignItems::End,
+				..default()
+			},
+			RenderLayers::layer(1),
+		))
 		// .insert(PickingBehavior::IGNORE)
 		.with_children(|parent| {
 			parent.spawn((
 				Node {
 					width: Val::Px(500.),
+					height: Val::Px(100.),
 					..Default::default()
 				},
 				BackgroundColor(LinearRgba::GREEN.into()),
 			));
 		});
+
+	next_state.set(BuildUIState::Update);
 }

game/main/src/ui/mod.rs

@@ -1 +1,2 @@
 pub mod build_ui;
+pub mod states;

game/main/src/ui/states.rs

@@ -0,0 +1,9 @@
+use bevy::prelude::*;
+
+#[derive(States, Debug, Clone, PartialEq, Eq, Hash)]
+pub enum BuildUIState
+{
+	Init,
+	Update,
+	Cleanup,
+}

game/shared/src/states.rs

@@ -1,7 +1,8 @@
 use bevy::prelude::*;
 
 #[derive(States, Debug, Clone, PartialEq, Eq, Hash)]
-pub enum MenuState {
+pub enum MenuState
+{
 	Loading,
 	Startup,
 	MainMenu,
@@ -10,14 +11,16 @@ pub enum MenuState {
 }
 
 #[derive(States, Debug, Clone, PartialEq, Eq, Hash)]
-pub enum GameplayState {
+pub enum GameplayState
+{
 	Waiting,
 	PlaceHQ,
 	Playing,
 }
 
 #[derive(States, Debug, Clone, PartialEq, Eq, Hash)]
-pub enum AssetLoadState {
+pub enum AssetLoadState
+{
 	Loading,
 	FinalizeAssets,
 	LoadComplete,