120 lines
3.4 KiB
Rust
120 lines
3.4 KiB
Rust
//! A simple 3D scene with light shining over a cube sitting on a plane.
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use bevy::prelude::*;
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use bevy_mod_openxr::add_xr_plugins;
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use bevy_mod_xr::session::{XrSessionCreated, XrTrackingRoot};
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use bevy_xr_utils::tracking_utils::{
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TrackingUtilitiesPlugin, XRTrackedLeftGrip, XRTrackedLocalFloor, XRTrackedRightGrip,
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XRTrackedStage, XRTrackedView,
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};
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fn main() {
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let mut app = App::new();
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app.add_plugins(add_xr_plugins(DefaultPlugins));
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app.add_systems(Startup, setup);
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//things?
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app.add_systems(XrSessionCreated, spawn_hands);
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//tracking utils plugin
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app.add_plugins(TrackingUtilitiesPlugin);
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app.run();
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}
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/// set up a simple 3D scene
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fn setup(
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mut commands: Commands,
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mut meshes: ResMut<Assets<Mesh>>,
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mut materials: ResMut<Assets<StandardMaterial>>,
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) {
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// circular base
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commands.spawn(PbrBundle {
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mesh: meshes.add(Circle::new(4.0)),
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material: materials.add(Color::WHITE),
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transform: Transform::from_rotation(Quat::from_rotation_x(-std::f32::consts::FRAC_PI_2)),
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..default()
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});
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// light
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commands.spawn(PointLightBundle {
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point_light: PointLight {
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shadows_enabled: true,
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..default()
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},
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transform: Transform::from_xyz(4.0, 8.0, 4.0),
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..default()
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});
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commands.spawn(Camera3dBundle {
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transform: Transform::from_xyz(-2.5, 4.5, 9.0).looking_at(Vec3::ZERO, Vec3::Y),
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..default()
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});
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}
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fn spawn_hands(
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mut cmds: Commands,
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mut meshes: ResMut<Assets<Mesh>>,
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mut materials: ResMut<Assets<StandardMaterial>>,
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) {
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let left = cmds
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.spawn((
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PbrBundle {
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mesh: meshes.add(Cuboid::new(0.1, 0.1, 0.05)),
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material: materials.add(Color::srgb_u8(124, 144, 255)),
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transform: Transform::from_xyz(0.0, 0.5, 0.0),
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..default()
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},
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XRTrackedLeftGrip,
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))
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.id();
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let bundle = (
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PbrBundle {
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mesh: meshes.add(Cuboid::new(0.1, 0.1, 0.05)),
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material: materials.add(Color::srgb_u8(124, 144, 255)),
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transform: Transform::from_xyz(0.0, 0.5, 0.0),
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..default()
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},
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XRTrackedRightGrip,
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);
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let right = cmds.spawn(bundle).id();
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//head?
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let head = cmds
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.spawn((
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PbrBundle {
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mesh: meshes.add(Cuboid::new(0.2, 0.2, 0.2)),
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material: materials.add(Color::srgb_u8(255, 144, 144)),
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transform: Transform::from_xyz(0.0, 0.0, 0.0),
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..default()
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},
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XRTrackedView,
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))
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.id();
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//local_floor? emulated
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let local_floor = cmds
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.spawn((
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PbrBundle {
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mesh: meshes.add(Cuboid::new(0.5, 0.1, 0.5)),
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material: materials.add(Color::srgb_u8(144, 255, 144)),
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transform: Transform::from_xyz(0.0, 0.0, 0.0),
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..default()
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},
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XRTrackedLocalFloor,
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))
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.id();
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let rooter = cmds
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.spawn((
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PbrBundle {
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mesh: meshes.add(Cuboid::new(0.5, 0.1, 0.5)),
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material: materials.add(Color::srgb_u8(144, 255, 255)),
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transform: Transform::from_xyz(0.0, 0.0, 0.0),
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..default()
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},
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XRTrackedStage,
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))
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.id();
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cmds.entity(rooter)
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.push_children(&[left, right, head, local_floor]);
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}
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