added pan/orbit camera and eguiplugin

Cargo.lock

@@ -1014,6 +1014,16 @@ dependencies = [
  "glam",
 ]
 
+[[package]]
+name = "bevy_panorbit_camera"
+version = "0.26.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca6e15e297754d0bcb7665620c390c4f05665d4ac4ac91b4b5d3c66b9fe1f0e6"
+dependencies = [
+ "bevy",
+ "bevy_egui",
+]
+
 [[package]]
 name = "bevy_pbr"
 version = "0.16.0"
@@ -1472,6 +1482,7 @@ version = "0.1.0"
 dependencies = [
  "bevy",
  "bevy_egui",
+ "bevy_panorbit_camera",
 ]
 
 [[package]]

Cargo.toml

@@ -7,6 +7,7 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 bevy = { version = "0.16.0", features = ["shader_format_wesl"] }
 bevy_egui = "0.34.1"
+bevy_panorbit_camera = { version = "0.26.0", features = ["bevy_egui"] }
 
 # Enable a small amount of optimization in the dev profile.
 [profile.dev]

src/camera.rs

@@ -1,12 +1,14 @@
 use bevy::prelude::*;
+use bevy_panorbit_camera::{PanOrbitCamera, PanOrbitCameraPlugin};
 
 pub fn plugin(app: &mut App) {
-    app.add_systems(Startup, setup);
+    app.add_plugins(PanOrbitCameraPlugin)
+        .add_systems(Startup, setup);
 }
 
 fn setup(mut commands: Commands) {
     commands.spawn((
-        Camera3d::default(),
         Transform::from_xyz(-2.0, 2.5, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
+        PanOrbitCamera::default(),
     ));
 }

src/main.rs

@@ -1,4 +1,5 @@
 use bevy::{color::palettes::css::RED, prelude::*, render::storage::ShaderStorageBuffer};
+use bevy_egui::EguiPlugin;
 use mandelbulb::{MandelbulbExtension, MandelbulbMaterial, MandelbulbStorage};
 
 mod camera;
@@ -6,7 +7,12 @@ mod mandelbulb;
 
 fn main() {
     App::new()
-        .add_plugins(DefaultPlugins)
+        .add_plugins((
+            DefaultPlugins,
+            EguiPlugin {
+                enable_multipass_for_primary_context: false,
+            },
+        ))
         .add_plugins((camera::plugin, mandelbulb::plugin))
         .add_systems(Startup, setup)
         .add_systems(Update, (rotate_things,))