Moved code for fog example into standalone modules

guest/rust/examples/rendering/fog/src/client.rs

@@ -1,25 +1,23 @@
-use ambient_api::{
-    core::{
+use ambient_api::prelude::*;
+
+#[main]
+fn main() {
+    spawn_default_camera();
+    spawn_ground_and_cubes();
+    let sun = spawn_sun();
+    spawn_sky();
+    SunFogParametersUI::el(sun).spawn_interactive();
+}
+
+fn spawn_default_camera() {
+    use ambient_api::core::{
         app::components::main_scene,
         camera::{
             components::{aspect_ratio_from_window, fog},
             concepts::make_perspective_infinite_reverse_camera,
         },
-        primitives::components::{cube, quad},
-        rendering::components::{
-            cast_shadows, color, fog_color, fog_density, fog_height_falloff, light_diffuse, sky,
-            sun,
-        },
-        transform::{
-            components::{lookat_target, rotation, scale, translation},
-            concepts::make_transformable,
-        },
-    },
-    prelude::*,
-};
-
-#[main]
-fn main() {
+        transform::components::{lookat_target, translation},
+    };
     Entity::new()
         .with_merge(make_perspective_infinite_reverse_camera())
         .with(aspect_ratio_from_window(), EntityId::resources())
@@ -28,8 +26,15 @@ fn main() {
         .with(translation(), vec3(0., -5., 3.))
         .with(lookat_target(), vec3(0., 0., 2.))
         .spawn();
+}
 
-    let sun = Entity::new()
+fn spawn_sun() -> EntityId {
+    use ambient_api::core::{
+        app::components::main_scene,
+        rendering::components::{fog_color, fog_density, fog_height_falloff, light_diffuse, sun},
+        transform::{components::rotation, concepts::make_transformable},
+    };
+    Entity::new()
         .with_merge(make_transformable())
         .with(sun(), 0.0)
         .with(rotation(), Quat::from_rotation_y(-1.))
@@ -38,13 +43,32 @@ fn main() {
         .with(fog_color(), vec3(1., 1., 1.))
         .with(fog_density(), 0.1)
         .with(fog_height_falloff(), 0.01)
-        .spawn();
+        .spawn()
+}
 
+fn spawn_sky() -> EntityId {
+    use ambient_api::core::{
+        app::components::main_scene,
+        rendering::components::{
+            fog_color, fog_density, fog_height_falloff, light_diffuse, sky, sun,
+        },
+        transform::{components::rotation, concepts::make_transformable},
+    };
     Entity::new()
         .with_merge(make_transformable())
         .with(sky(), ())
-        .spawn();
+        .spawn()
+}
 
+fn spawn_ground_and_cubes() {
+    use ambient_api::core::{
+        primitives::components::{cube, quad},
+        rendering::components::{cast_shadows, color},
+        transform::{
+            components::{scale, translation},
+            concepts::make_transformable,
+        },
+    };
     Entity::new()
         .with_merge(make_transformable())
         .with(quad(), ())
@@ -62,12 +86,11 @@ fn main() {
             .with(cast_shadows(), ())
             .spawn();
     }
-
-    App::el(sun).spawn_interactive();
 }
 
 #[element_component]
-fn App(hooks: &mut Hooks, sun: EntityId) -> Element {
+fn SunFogParametersUI(hooks: &mut Hooks, sun: EntityId) -> Element {
+    use ambient_api::core::rendering::components::{fog_density, fog_height_falloff};
     FocusRoot::el([FlowColumn::el([
         FlowRow::el([
             Text::el("Fog density: "),