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initial commit: build basic infrastructure

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antifallobst 2023-11-30 13:25:01 +01:00
commit b80b69bff5
Signed by: antifallobst
GPG Key ID: 2B4F402172791BAF
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.idea
/target

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Cargo.toml Normal file
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[package]
name = "lithium"
version = "0.1.0"
edition = "2021"
license = "MIT"
authors = ["antifallobst"]
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
anyhow = "1.0.75"
thiserror = "1.0.50"
tokio = { version = "1.34.0", features = ["rt-multi-thread", "sync", "macros"] }
image = "0.24.7"

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src/main.rs Normal file
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pub mod output;
pub mod render;
use crate::output::{Metadata, Output};
use crate::render::Renderer;
use anyhow::Result;
use image::RgbImage;
struct TestOutput {
width: u32,
height: u32,
image: RgbImage,
}
impl output::Output for TestOutput {
fn get_meta(&self) -> Metadata {
Metadata {
width: self.width,
height: self.height,
}
}
fn render(&mut self, buffer: &RgbImage) -> Result<()> {
self.image = buffer.clone();
self.image.save("image.png")?;
Ok(())
}
}
impl TestOutput {
fn new(width: u32, height: u32) -> Self {
Self {
width,
height,
image: RgbImage::new(width, height),
}
}
}
#[tokio::main]
async fn main() -> Result<()> {
let mut renderer = Renderer::new();
renderer.add_camera(TestOutput::new(512, 512));
Ok(())
}

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src/output.rs Normal file
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use anyhow::Result;
use image::RgbImage;
pub struct Metadata {
pub height: u32,
pub width: u32,
}
pub trait Output {
fn get_meta(&self) -> Metadata;
fn render(&mut self, buffer: &RgbImage) -> Result<()>;
}

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src/render/camera.rs Normal file
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use crate::output::Output;
pub struct Camera {
output: Box<dyn Output>,
}
impl Camera {
pub fn new(output: impl Output + 'static) -> Self {
Self {
output: Box::new(output),
}
}
}

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src/render/coords.rs Normal file
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pub struct Coords3d {
x: f32,
y: f32,
z: f32,
}
impl Coords3d {
pub fn new(x: f32, y: f32, z: f32) -> Self {
Self { x, y, z }
}
}

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src/render/mod.rs Normal file
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pub mod camera;
pub mod coords;
mod vertex;
use crate::output::Output;
use crate::render::camera::Camera;
use crate::render::coords::Coords3d;
use crate::render::vertex::Vertex;
use slab::Slab;
pub struct Renderer {
cameras: Vec<Camera>,
vertices: Vec<Vertex>,
vertex_id: u32,
}
impl Renderer {
pub fn new() -> Self {
Self {
cameras: Vec::new(),
vertices: Vec::new(),
vertex_id: 0,
}
}
pub fn add_vertex(&mut self, position: Coords3d) -> u32 {
let id = self.vertex_id;
self.vertex_id = self.vertex_id + 1;
self.vertices.push(Vertex::new(id, position));
id
}
pub fn add_camera(&mut self, output: impl Output + 'static) {
self.cameras.push(Camera::new(output))
}
}

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src/render/vertex.rs Normal file
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use crate::render::coords::Coords3d;
pub struct Vertex {
id: u32,
position: Coords3d,
}
impl Vertex {
pub fn new(id: u32, position: Coords3d) -> Self {
Self { id, position }
}
}