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orthographic.rs
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/
orthographic.rs
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//! Shows how to create a 3D orthographic view (for isometric-look games or CAD applications).
use bevy::{prelude::*, render::camera::ScalingMode};
fn main() {
App::new()
.add_plugins(DefaultPlugins)
.add_systems(Startup, setup)
.run();
}
/// set up a simple 3D scene
fn setup(
mut commands: Commands,
mut meshes: ResMut<Assets<Mesh>>,
mut materials: ResMut<Assets<StandardMaterial>>,
) {
// camera
commands.spawn(Camera3dBundle {
projection: OrthographicProjection {
// 6 world units per window height.
scaling_mode: ScalingMode::FixedVertical(6.0),
..default()
}
.into(),
transform: Transform::from_xyz(5.0, 5.0, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
..default()
});
// plane
commands.spawn(PbrBundle {
mesh: meshes.add(Plane3d::default().mesh().size(5.0, 5.0)),
material: materials.add(Color::rgb(0.3, 0.5, 0.3)),
..default()
});
// cubes
commands.spawn(PbrBundle {
mesh: meshes.add(Cuboid::default()),
material: materials.add(Color::rgb(0.8, 0.7, 0.6)),
transform: Transform::from_xyz(1.5, 0.5, 1.5),
..default()
});
commands.spawn(PbrBundle {
mesh: meshes.add(Cuboid::default()),
material: materials.add(Color::rgb(0.8, 0.7, 0.6)),
transform: Transform::from_xyz(1.5, 0.5, -1.5),
..default()
});
commands.spawn(PbrBundle {
mesh: meshes.add(Cuboid::default()),
material: materials.add(Color::rgb(0.8, 0.7, 0.6)),
transform: Transform::from_xyz(-1.5, 0.5, 1.5),
..default()
});
commands.spawn(PbrBundle {
mesh: meshes.add(Cuboid::default()),
material: materials.add(Color::rgb(0.8, 0.7, 0.6)),
transform: Transform::from_xyz(-1.5, 0.5, -1.5),
..default()
});
// light
commands.spawn(PointLightBundle {
transform: Transform::from_xyz(3.0, 8.0, 5.0),
..default()
});
}