src/force/gravity.rs


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use crate::particle_system::Vector;

use super::Force;

pub struct Gravity {
    pub vector: Vector,
}

impl Force for Gravity {
    fn apply(&self, particles: &mut Vec<crate::particle_system::Particle>) {
        for particle in particles {
            particle.apply_force(self.vector * particle.mass);
        }
    }
}