mirror of
https://github.com/bevyengine/bevy
synced 2024-11-22 20:53:53 +00:00
7d065eeb71
* use `length_squared` for visible entities * ortho projection 2d/3d different depth calculation * use ScalingMode::FixedVertical for 3d ortho * new example: 3d orthographic
62 lines
2.1 KiB
Rust
62 lines
2.1 KiB
Rust
use bevy::prelude::*;
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fn main() {
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App::build()
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.insert_resource(Msaa { samples: 4 })
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.add_plugins(DefaultPlugins)
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.add_startup_system(setup.system())
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.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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commands: &mut 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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// set up the camera
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let mut camera = OrthographicCameraBundle::new_3d();
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camera.orthographic_projection.scale = 3.0;
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camera.transform = Transform::from_xyz(5.0, 5.0, 5.0).looking_at(Vec3::zero(), Vec3::unit_y());
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// add entities to the world
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commands
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// plane
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.spawn(PbrBundle {
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mesh: meshes.add(Mesh::from(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::default()
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})
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// cubes
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.spawn(PbrBundle {
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mesh: meshes.add(Mesh::from(shape::Cube { size: 1.0 })),
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material: materials.add(Color::rgb(0.8, 0.7, 0.6).into()),
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transform: Transform::from_xyz(1.5, 0.5, 1.5),
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..Default::default()
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})
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.spawn(PbrBundle {
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mesh: meshes.add(Mesh::from(shape::Cube { size: 1.0 })),
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material: materials.add(Color::rgb(0.8, 0.7, 0.6).into()),
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transform: Transform::from_xyz(1.5, 0.5, -1.5),
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..Default::default()
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})
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.spawn(PbrBundle {
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mesh: meshes.add(Mesh::from(shape::Cube { size: 1.0 })),
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material: materials.add(Color::rgb(0.8, 0.7, 0.6).into()),
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transform: Transform::from_xyz(-1.5, 0.5, 1.5),
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..Default::default()
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})
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.spawn(PbrBundle {
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mesh: meshes.add(Mesh::from(shape::Cube { size: 1.0 })),
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material: materials.add(Color::rgb(0.8, 0.7, 0.6).into()),
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transform: Transform::from_xyz(-1.5, 0.5, -1.5),
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..Default::default()
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})
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// light
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.spawn(LightBundle {
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transform: Transform::from_xyz(3.0, 8.0, 5.0),
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..Default::default()
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})
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// camera
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.spawn(camera);
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}
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