docs/bevy/examples/gizmos/3d_text_gizmos.rs 1.3 K · 51 lines · raw · history

1 //! Basic example demonstrating 3d text gizmos
2
3 use bevy::color::palettes::css::{ORANGE, RED, YELLOW};
4 use bevy::prelude::*;
5
6 fn main() {
7 App::new()
8 .add_plugins(DefaultPlugins)
9 .add_systems(Startup, setup_camera)
10 .add_systems(Update, hello_world)
11 .run();
12 }
13
14 fn setup_camera(mut commands: Commands, mut gizmo_config_store: ResMut<GizmoConfigStore>) {
15 commands.spawn((
16 Camera3d::default(),
17 Transform::from_xyz(0.0, 0.0, 10.0).looking_at(Vec3::new(0.0, 0.0, 0.0), Vec3::Y),
18 ));
19
20 let (config, _) = gizmo_config_store.config_mut::<DefaultGizmoConfigGroup>();
21
22 config.line.width = 4.;
23 }
24
25 fn hello_world(mut text_gizmos: Gizmos, time: Res<Time>) {
26 let t = 0.2 * time.elapsed_secs();
27
28 text_gizmos.text(
29 Isometry3d::new(Vec3::new(0.0, 1.5, 0.0), Quat::from_rotation_y(-t)),
30 "Hello",
31 1.,
32 Vec2::ZERO,
33 RED,
34 );
35
36 text_gizmos.text(
37 Isometry3d::new(Vec3::new(0.0, 0.0, 0.0), Quat::from_rotation_y(t + 0.25)),
38 "Text",
39 1.,
40 Vec2::ZERO,
41 ORANGE,
42 );
43
44 text_gizmos.text(
45 Isometry3d::new(Vec3::new(0.0, -1.5, 0.0), Quat::from_rotation_y(-t - 0.5)),
46 "Gizmos",
47 1.,
48 Vec2::ZERO,
49 YELLOW,
50 );
51 }