71 lines
1.8 KiB
Rust
71 lines
1.8 KiB
Rust
use bevy::{asset, prelude::*};
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fn main() {
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AppBuilder::new().add_defaults_legacy().setup_world(setup).run();
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}
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fn setup(world: &mut World) {
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let cube_handle = {
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let mut mesh_storage = world.resources.get_mut::<AssetStorage<Mesh>>().unwrap();
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let cube = Mesh::load(MeshType::Cube);
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(mesh_storage.add(cube))
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};
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let texture_handle = {
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let mut texture_storage = world.resources.get_mut::<AssetStorage<Texture>>().unwrap();
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let texture = Texture::load(TextureType::Data(asset::create_texels(256)));
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(texture_storage.add(texture))
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};
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// cube
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world.insert(
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(),
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vec![(
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cube_handle,
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Material::new(Albedo::Texture(texture_handle)),
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LocalToWorld::identity(),
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Translation::new(0.0, 0.0, 1.0),
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)],
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);
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// light
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world.insert(
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(),
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vec![(
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Light {
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color: wgpu::Color {
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r: 0.8,
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g: 0.8,
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b: 0.5,
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a: 1.0,
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},
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fov: f32::to_radians(60.0),
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depth: 0.1..50.0,
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target_view: None,
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},
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LocalToWorld::identity(),
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Translation::new(4.0, -4.0, 5.0),
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Rotation::from_euler_angles(0.0, 0.0, 0.0),
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)],
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);
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// camera
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world.insert(
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(),
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vec![(
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Camera::new(CameraType::Projection {
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fov: std::f32::consts::PI / 4.0,
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near: 1.0,
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far: 1000.0,
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aspect_ratio: 1.0,
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}),
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ActiveCamera,
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LocalToWorld(Mat4::look_at_rh(
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Vec3::new(3.0, 8.0, 5.0),
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Vec3::new(0.0, 0.0, 0.0),
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Vec3::new(0.0, 0.0, 1.0),
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)),
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)],
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);
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}
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