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Started implementing stepping!

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This commit is contained in:
Thomas Faour 2025-06-19 11:30:00 -04:00
parent e07bb7c4a1
commit 64bec5af20
4 changed files with 24 additions and 7 deletions
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1
Cargo.toml
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@ -9,6 +9,7 @@ authors = ["thomas"]
[dependencies]
clap = { version = "4.5.39", features = ["derive"] }
env_logger = "0.11.8"
glam = { version = "0.30.4", features = ["serde"] }
log = "0.4.27"
serde = { version = "1.0.219", features = ["derive"] }
serde_json = "1.0.140"

3
src/config.rs
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@ -7,6 +7,9 @@ pub struct Body {
pub mass: types::Mass,
pub position: types::Position,
pub velocity: types::Velocity,
#[serde(default)]
pub acceleration: types::Acceleration,
}
#[derive(Debug, Deserialize)]

16
src/simulator.rs
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@ -4,20 +4,32 @@ use crate::config::Body;
pub struct Simulator {
bodies: Vec<Body>,
step_size: f32,
step_size: f64,
}
impl Simulator {
pub fn new(bodies: Vec<Body>, step_size: f32) -> Self{
pub fn new(bodies: Vec<Body>, step_size: f64) -> Self{
Self {bodies, step_size}
}
pub fn run(&mut self, steps: usize){
for i in 0..steps {
debug!("Step: {}", i);
self.step_bodies();
// for b in &self.bodies {
// println!("Body: {}", b.name);
// }
}
}
fn step_bodies(&mut self) {
for body in &mut self.bodies {
//do for each of three (x,y,z) dimensions
body.position += self.step_size*body.velocity;
body.velocity += self.step_size*body.acceleration;
trace!("{} now at {:?}", body.name, body.position);
}
}
}

11
src/types.rs
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@ -1,5 +1,6 @@
pub type Hval = f64;
pub type Position = [Hval; 3];
pub type Velocity = [Hval; 3];
pub type Acceleration = [Hval; 3];
pub type Mass = Hval;
use glam::DVec3;
pub type Position = DVec3;
pub type Velocity = DVec3;
pub type Acceleration = DVec3;
pub type Mass = f64;