0f71dcbf1a
Current example may mislead into thinking both parameters are mandatory to make orthographic projection work.
67 lines
2.1 KiB
Rust
67 lines
2.1 KiB
Rust
//! Shows how to create a 3D orthographic view (for isometric-look games or CAD applications).
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use bevy::{prelude::*, render::camera::ScalingMode};
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fn main() {
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App::new()
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.add_plugins(DefaultPlugins)
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.add_systems(Startup, setup)
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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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mut commands: 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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// camera
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commands.spawn(Camera3dBundle {
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projection: OrthographicProjection {
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// 6 world units per window height.
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scaling_mode: ScalingMode::FixedVertical(6.0),
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..default()
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}
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.into(),
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transform: Transform::from_xyz(5.0, 5.0, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
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..default()
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});
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// plane
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commands.spawn(PbrBundle {
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mesh: meshes.add(shape::Plane::from_size(5.0).into()),
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material: materials.add(Color::rgb(0.3, 0.5, 0.3).into()),
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..default()
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});
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// cubes
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commands.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()
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});
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commands.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()
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});
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commands.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()
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});
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commands.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()
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});
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// light
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commands.spawn(PointLightBundle {
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transform: Transform::from_xyz(3.0, 8.0, 5.0),
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..default()
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});
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}
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