70 lines
2.2 KiB
Rust
70 lines
2.2 KiB
Rust
use bevy::prelude::*;
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fn main() {
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App::build().add_defaults().setup_world(setup).run();
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}
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fn setup(world: &mut World, resources: &mut Resources) {
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let mut mesh_storage = resources.get_mut::<AssetStorage<Mesh>>().unwrap();
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let cube_handle = mesh_storage.add(Mesh::load(MeshType::Cube));
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let mut texture_storage = resources.get_mut::<AssetStorage<Texture>>().unwrap();
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let texture = Texture::load(TextureType::Png(
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concat!(env!("CARGO_MANIFEST_DIR"), "/assets/temp_bevy_logo.png").to_string(),
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));
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let texture_handle = texture_storage.add(texture);
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let mut material_storage = resources
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.get_mut::<AssetStorage<StandardMaterial>>()
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.unwrap();
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let cube_material_handle = material_storage.add(StandardMaterial {
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albedo_texture: Some(texture_handle),
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..Default::default()
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});
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let modulated_cube_material_handle = material_storage.add(StandardMaterial {
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albedo: Color::rgba(1.0, 0.0, 0.0, 0.5),
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albedo_texture: Some(texture_handle),
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..Default::default()
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});
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world
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.build()
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// cube
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.add_entity(MeshEntity {
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mesh: cube_handle,
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material: cube_material_handle,
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translation: Translation::new(1.0, 0.0, 0.0),
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..Default::default()
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})
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// cube modulated
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.add_entity(MeshEntity {
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mesh: cube_handle,
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material: modulated_cube_material_handle,
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translation: Translation::new(-1.0, 0.0, 0.0),
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..Default::default()
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})
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// light
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.add_entity(LightEntity {
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translation: Translation::new(4.0, 4.0, 5.0),
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..Default::default()
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})
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// camera
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.add_entity(CameraEntity {
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camera: 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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active_camera: ActiveCamera,
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local_to_world: 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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.build();
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}
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