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//! Egui settings panel for the native viewer.
//!
//! Provides a UI for adjusting viewer settings when running the standalone app.
use super::scenes::SceneType;
use super::ViewerSettings;
use bevy::prelude::*;
use bevy_egui::{egui, EguiContexts, EguiPlugin};
/// Plugin that adds the egui settings panel.
pub struct EguiSettingsPlugin;
impl Plugin for EguiSettingsPlugin {
fn build(&self, app: &mut App) {
app.add_plugins(EguiPlugin::default())
.add_systems(Update, settings_panel_system);
}
}
/// System that renders the egui settings panel.
fn settings_panel_system(mut contexts: EguiContexts, mut settings: ResMut<ViewerSettings>) {
let Ok(ctx) = contexts.ctx_mut() else {
return;
};
egui::SidePanel::left("settings_panel")
.default_width(240.0)
.resizable(true)
.show(ctx, |ui| {
ui.heading("Viewer Settings");
ui.separator();
// Scene Type
ui.label("Scene Type");
egui::ComboBox::from_id_salt("scene_type")
.selected_text(match settings.scene_type {
SceneType::Room => "Room",
SceneType::Road => "Road",
SceneType::Parking => "Parking",
SceneType::Outdoor => "Outdoor",
})
.show_ui(ui, |ui| {
ui.selectable_value(&mut settings.scene_type, SceneType::Room, "Room");
ui.selectable_value(&mut settings.scene_type, SceneType::Road, "Road");
ui.selectable_value(&mut settings.scene_type, SceneType::Parking, "Parking");
ui.selectable_value(&mut settings.scene_type, SceneType::Outdoor, "Outdoor");
});
ui.add_space(12.0);
// Scene-specific settings
match settings.scene_type {
SceneType::Room => {
ui.label("Room Dimensions");
ui.horizontal(|ui| {
ui.label("Width (m):");
ui.add(
egui::DragValue::new(&mut settings.room_width)
.range(1.0..=20.0)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Length (m):");
ui.add(
egui::DragValue::new(&mut settings.room_length)
.range(1.0..=30.0)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Height (m):");
ui.add(
egui::DragValue::new(&mut settings.room_height)
.range(2.0..=10.0)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Pendulum (m):");
ui.add(
egui::DragValue::new(&mut settings.pendulum_length)
.range(0.0..=3.0)
.speed(0.05),
);
});
}
SceneType::Road => {
ui.label("Road Layout");
ui.horizontal(|ui| {
ui.label("Lanes:");
let mut lanes = settings.num_lanes as i32;
if ui
.add(egui::DragValue::new(&mut lanes).range(1..=6).speed(0.1))
.changed()
{
settings.num_lanes = lanes as u32;
}
});
ui.horizontal(|ui| {
ui.label("Lane Width (m):");
ui.add(
egui::DragValue::new(&mut settings.lane_width)
.range(2.5..=4.5)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Sidewalk (m):");
ui.add(
egui::DragValue::new(&mut settings.sidewalk_width)
.range(1.0..=4.0)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Road Length (m):");
ui.add(
egui::DragValue::new(&mut settings.room_length)
.range(30.0..=200.0)
.speed(1.0),
);
});
ui.add_space(8.0);
ui.label("Luminaire Settings");
ui.horizontal(|ui| {
ui.label("Mount Height (m):");
ui.add(
egui::DragValue::new(&mut settings.mounting_height)
.range(4.0..=15.0)
.speed(0.1),
);
});
ui.horizontal(|ui| {
ui.label("Tilt Angle (°):");
ui.add(
egui::DragValue::new(&mut settings.luminaire_tilt)
.range(0.0..=45.0)
.speed(1.0),
);
});
ui.horizontal(|ui| {
ui.label("Pole Spacing (m):");
ui.add(
egui::DragValue::new(&mut settings.pole_spacing)
.range(0.0..=60.0)
.speed(1.0),
);
});
if settings.pole_spacing == 0.0 {
ui.small("(0 = auto: 3.5× mount height)");
}
// Show calculated info
ui.add_space(8.0);
let total_width = settings.total_road_width();
let spacing = settings.effective_pole_spacing();
let num_poles = (settings.room_length / spacing).floor() as i32;
ui.label(format!(
"Total: {:.1}m wide | {} poles | {:.1}m spacing",
total_width,
num_poles.max(1),
spacing
));
}
SceneType::Parking | SceneType::Outdoor => {
ui.label("Area Dimensions");
ui.horizontal(|ui| {
ui.label("Width (m):");
ui.add(
egui::DragValue::new(&mut settings.room_width)
.range(5.0..=50.0)
.speed(0.5),
);
});
ui.horizontal(|ui| {
ui.label("Length (m):");
ui.add(
egui::DragValue::new(&mut settings.room_length)
.range(10.0..=100.0)
.speed(1.0),
);
});
ui.horizontal(|ui| {
ui.label("Mount Height (m):");
ui.add(
egui::DragValue::new(&mut settings.mounting_height)
.range(3.0..=15.0)
.speed(0.1),
);
});
}
}
ui.add_space(16.0);
ui.separator();
ui.label("Display Options");
ui.checkbox(&mut settings.show_luminaire, "Show Luminaire");
ui.checkbox(
&mut settings.show_photometric_solid,
"Show Photometric Solid",
);
ui.checkbox(&mut settings.show_shadows, "Enable Shadows");
ui.add_space(16.0);
ui.separator();
ui.label("Camera Controls");
ui.small("WASD / Arrows: Move");
ui.small("Q / E: Up / Down");
ui.small("Right-click + drag: Look");
ui.small("R: Reset view");
});
}