85 lines
2.3 KiB
Rust
85 lines
2.3 KiB
Rust
use std::f32::consts::TAU;
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use bevy::prelude::*;
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use bevy_mod_outline::*;
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use bevy_mod_rounded_box::*;
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#[bevy_main]
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fn main() {
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App::new()
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.insert_resource(Msaa { samples: 4 })
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.insert_resource(ClearColor(Color::BLACK))
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.add_plugins(DefaultPlugins)
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.add_plugin(OutlinePlugin)
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.add_startup_system(setup)
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.add_system(rotate_cube)
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.run();
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}
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#[derive(Component)]
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struct TheCube();
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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 outlines: ResMut<Assets<Outline>>,
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mut materials: ResMut<Assets<StandardMaterial>>,
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) {
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// Spawn cube et al.
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commands.spawn_bundle(PbrBundle {
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mesh: meshes.add(Mesh::from(bevy::prelude::shape::Plane { size: 5.0 })),
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material: materials.add(Color::rgb(0.3, 0.5, 0.3).into()),
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..default()
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});
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commands
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.spawn_bundle(PbrBundle {
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mesh: meshes.add(Mesh::from(RoundedBox {
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size: Vec3::new(1., 1., 1.),
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radius: 0.3,
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subdivisions: 5,
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})),
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material: materials.add(Color::rgb(0.1, 0.1, 0.9).into()),
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transform: Transform::from_xyz(0.0, 1.0, 0.0),
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..default()
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})
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.insert(outlines.add(Outline {
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colour: Color::rgba(0.0, 1.0, 0.0, 0.5),
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width: 25.0,
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}))
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.insert(TheCube());
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commands.spawn_bundle(PointLightBundle {
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point_light: PointLight {
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intensity: 1500.0,
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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_bundle(PerspectiveCameraBundle {
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transform: Transform::from_xyz(-2.0, 2.5, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
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..default()
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});
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}
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fn rotate_cube(
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mut cubes: Query<&mut Transform, With<TheCube>>,
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timer: Res<Time>,
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mut t: Local<f32>,
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) {
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let ta = *t;
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*t = (ta + 0.5 * timer.delta_seconds()) % TAU;
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let tb = *t;
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let i1 = tb.cos() - ta.cos();
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let i2 = ta.sin() - tb.sin();
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for mut transform in cubes.iter_mut() {
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transform.rotate(Quat::from_rotation_z(
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TAU * 20.0 * i1 * timer.delta_seconds(),
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));
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transform.rotate(Quat::from_rotation_y(
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TAU * 20.0 * i2 * timer.delta_seconds(),
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));
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}
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}
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