Support Warning
WebGPU is currently only supported on Chrome starting with version 113, and only on desktop. If they don't work on your configuration, you can check the WebGL2 examples here.load_gltf_extras.rs:
//! Loads and renders a glTF file as a scene, and list all the different `gltf_extras`.
use bevy::{
gltf::{GltfExtras, GltfMaterialExtras, GltfMeshExtras, GltfSceneExtras},
prelude::*,
};
fn main() {
App::new()
.add_plugins(DefaultPlugins)
.add_systems(Startup, setup)
.add_systems(Update, check_for_gltf_extras)
.run();
}
#[derive(Component)]
struct ExampleDisplay;
fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
commands.spawn(Camera3dBundle {
transform: Transform::from_xyz(2.0, 2.0, 2.0).looking_at(Vec3::ZERO, Vec3::Y),
..default()
});
commands.spawn(DirectionalLightBundle {
directional_light: DirectionalLight {
shadows_enabled: true,
..default()
},
..default()
});
// a barebones scene containing one of each gltf_extra type
commands.spawn(SceneBundle {
scene: asset_server.load("models/extras/gltf_extras.glb#Scene0"),
..default()
});
// a place to display the extras on screen
commands.spawn((
TextBundle::from_section(
"",
TextStyle {
font_size: 18.,
..default()
},
)
.with_style(Style {
position_type: PositionType::Absolute,
top: Val::Px(12.0),
left: Val::Px(12.0),
..default()
}),
ExampleDisplay,
));
}
fn check_for_gltf_extras(
gltf_extras_per_entity: Query<(
Entity,
Option<&Name>,
Option<&GltfSceneExtras>,
Option<&GltfExtras>,
Option<&GltfMeshExtras>,
Option<&GltfMaterialExtras>,
)>,
mut display: Query<&mut Text, With<ExampleDisplay>>,
) {
let mut gltf_extra_infos_lines: Vec<String> = vec![];
for (id, name, scene_extras, extras, mesh_extras, material_extras) in
gltf_extras_per_entity.iter()
{
if scene_extras.is_some()
|| extras.is_some()
|| mesh_extras.is_some()
|| material_extras.is_some()
{
let formatted_extras = format!(
"Extras per entity {} ('Name: {}'):
- scene extras: {:?}
- primitive extras: {:?}
- mesh extras: {:?}
- material extras: {:?}
",
id,
name.unwrap_or(&Name::default()),
scene_extras,
extras,
mesh_extras,
material_extras
);
gltf_extra_infos_lines.push(formatted_extras);
}
let mut display = display.single_mut();
display.sections[0].value = gltf_extra_infos_lines.join("\n");
}
}