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|
use std::error::Error;
use std::path::Path;
use engine::asset::Assets;
use engine::camera::fly::{
Extension as FlyCameraExtension,
Fly as FlyCamera,
Options as FlyCameraOptions,
};
use engine::camera::{Active as ActiveCamera, Camera};
use engine::color::Color;
use engine::data_types::dimens::{Dimens, Dimens3};
use engine::ecs::actions::Actions;
use engine::ecs::phase::START as START_PHASE;
use engine::ecs::sole::Single;
use engine::input::Extension as InputExtension;
use engine::lighting::{AttenuationParams, GlobalLight, PointLight};
use engine::material::{Flags as MaterialFlags, Material};
use engine::mesh::cube::{
create as cube_mesh_create,
CreationSpec as CubeMeshCreationSpec,
};
use engine::model::{Data as ModelData, Model};
use engine::renderer::opengl::Extension as OpenglRendererExtension;
use engine::transform::WorldPosition;
use engine::vector::Vec3;
use engine::window::{
Builder as WindowBuilder,
CursorMode,
Extension as WindowExtension,
Window,
};
use engine::Engine;
use tracing::level_filters::LevelFilter;
use tracing_subscriber::layer::SubscriberExt;
use tracing_subscriber::util::SubscriberInitExt;
use tracing_subscriber::EnvFilter;
const WINDOW_SIZE: Dimens<u32> = Dimens { width: 1920, height: 1080 };
const YELLOW: Color<f32> = Color {
red: 0.988235294118,
green: 0.941176470588,
blue: 0.0274509803922,
};
const RESOURCE_DIR: &str = "res";
fn main() -> Result<(), Box<dyn Error>>
{
tracing_subscriber::registry()
.with(tracing_subscriber::fmt::layer())
.with(
EnvFilter::builder()
.with_default_directive(LevelFilter::DEBUG.into())
.from_env()?,
)
.init();
let mut engine = Engine::new();
engine.spawn((
Camera::default(),
WorldPosition {
position: Vec3 { x: 0.0, y: 0.0, z: 3.0 },
},
ActiveCamera,
FlyCamera::default(),
));
engine.add_sole(GlobalLight::default())?;
engine.register_system(*START_PHASE, init);
engine.add_extension(OpenglRendererExtension::default());
engine.add_extension(
WindowExtension::new(WindowBuilder::default().multisampling_sample_count(8))
.window_title("Game")
.window_size(WINDOW_SIZE),
);
engine.add_extension(FlyCameraExtension(FlyCameraOptions {
mouse_sensitivity: 0.2,
}));
engine.add_extension(InputExtension::default());
engine.start();
Ok(())
}
fn init(window: Single<Window>, mut assets: Single<Assets>, mut actions: Actions)
{
window.set_cursor_mode(CursorMode::Disabled).unwrap();
actions.spawn((
PointLight::builder()
.diffuse(YELLOW)
.attenuation_params(AttenuationParams {
linear: 0.045,
quadratic: 0.0075,
..Default::default()
})
.build(),
WorldPosition::from(Vec3 { x: -6.0, y: 3.0, z: 3.0 }),
Model::new(
assets.store_with_name(
"light_cube",
ModelData::builder()
.mesh(cube_mesh_create(
CubeMeshCreationSpec::builder()
.dimens(Dimens3::from(2.0))
.build(),
|face_verts, _, _| face_verts,
))
.material(
"surface",
Material::builder().ambient(YELLOW * 5.0).build(),
)
.build(),
),
),
MaterialFlags::builder().use_ambient_color(true).build(),
));
actions.spawn((
Model::new(assets.load::<ModelData>(Path::new(RESOURCE_DIR).join("teapot.obj"))),
WorldPosition::from(Vec3 { x: 1.6, y: 0.0, z: 0.0 }),
));
}
|
