bevy/examples/3d/3d_scene.rs

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use bevy::prelude::*;
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fn main() {
App::build()
.add_default_plugins()
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.add_startup_system(setup.system())
.run();
}
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/// set up a simple scene
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fn setup(
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mut commands: Commands,
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mut meshes: ResMut<Assets<Mesh>>,
mut materials: ResMut<Assets<StandardMaterial>>,
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) {
// create a cube and a plane mesh
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let cube_handle = meshes.add(Mesh::from(shape::Cube { size: 1.0 }));
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let plane_handle = meshes.add(Mesh::from(shape::Plane { size: 10.0 }));
// create materials for our cube and plane
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let cube_material_handle = materials.add(StandardMaterial {
albedo: Color::rgb(0.5, 0.4, 0.3),
..Default::default()
});
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let plane_material_handle = materials.add(StandardMaterial {
albedo: Color::rgb(0.1, 0.2, 0.1),
..Default::default()
});
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// add entities to the world
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commands
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// plane
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.spawn(PbrComponents {
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mesh: plane_handle,
material: plane_material_handle,
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..Default::default()
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})
// cube
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.spawn(PbrComponents {
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mesh: cube_handle,
material: cube_material_handle,
translation: Translation::new(0.0, 1.0, 0.0),
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..Default::default()
})
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// light
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.spawn(LightComponents {
translation: Translation::new(4.0, 5.0, -4.0),
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..Default::default()
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})
// camera
.spawn(Camera3dComponents {
transform: Transform::new_sync_disabled(Mat4::face_toward(
Vec3::new(3.0, 5.0, 8.0),
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Vec3::new(0.0, 0.0, 0.0),
Vec3::new(0.0, 1.0, 0.0),
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)),
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..Default::default()
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});
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}