Raptorox/verlet-sim
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add more particles

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Raptorox 2025-08-01 21:20:38 +02:00
parent 05abba5afe
commit fb06e9cb9e
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1 changed files with 7 additions and 7 deletions
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14
src/main.rs
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@ -22,9 +22,9 @@ const SUBSTEP_COUNT: u32 = 16;
fn populate_particles(particles: &mut Vec<Rc<RefCell<Particle>>>, num: u32, cols: u32) { fn populate_particles(particles: &mut Vec<Rc<RefCell<Particle>>>, num: u32, cols: u32) {
for i in 0..num { for i in 0..num {
const OFFSET: u32 = 20; const OFFSET: u32 = 10;
let x_pos = (WIN_WIDTH/2 - cols/2*OFFSET + OFFSET * (i % cols)) as f32; let x_pos = (/* WIN_WIDTH/2 - cols/2*OFFSET */ 40 + OFFSET * (i % cols)) as f32;
let y_pos = (WIN_HEIGHT/2 - (num/cols)/2*OFFSET + OFFSET * (i / cols)) as f32; let y_pos = (/* WIN_HEIGHT/2 - (num/cols)/2*OFFSET */ 40 + OFFSET * (i / cols)) as f32;
let immovable = i < cols; let immovable = i < cols;
let particle = Particle::new((x_pos, y_pos), immovable); let particle = Particle::new((x_pos, y_pos), immovable);
particles.push(Rc::new(RefCell::new(particle))); particles.push(Rc::new(RefCell::new(particle)));
@ -127,8 +127,8 @@ fn main() -> SfResult<()> {
let mouse_pos_prev = window.mouse_position(); let mouse_pos_prev = window.mouse_position();
let mut mouse_coords_prev = window.map_pixel_to_coords_current_view(mouse_pos_prev); let mut mouse_coords_prev = window.map_pixel_to_coords_current_view(mouse_pos_prev);
let particle_count: u32 = 600; let particle_count: u32 = 2000;
let column_count: u32 = 30; let column_count: u32 = 50;
let row_count: u32 = particle_count / column_count; let row_count: u32 = particle_count / column_count;
let mut particles: Vec<Rc<RefCell<Particle>>> = vec![]; let mut particles: Vec<Rc<RefCell<Particle>>> = vec![];
@ -143,7 +143,7 @@ fn main() -> SfResult<()> {
); );
// let mut link3 = Link::new(Rc::clone(&(particles[0])), Rc::clone(&(particles[2])), 200.); // let mut link3 = Link::new(Rc::clone(&(particles[0])), Rc::clone(&(particles[2])), 200.);
let radius: f32 = 8.; let radius: f32 = 1.;
let point_count: usize = 100; let point_count: usize = 100;
let mut circles: Vec<CircleShape> = vec![]; let mut circles: Vec<CircleShape> = vec![];
populate_circles(&mut circles, particle_count, radius, point_count); populate_circles(&mut circles, particle_count, radius, point_count);
@ -169,7 +169,7 @@ fn main() -> SfResult<()> {
let p_pos = particle.borrow().pos; let p_pos = particle.borrow().pos;
let dist_vec = mouse_coords - p_pos; let dist_vec = mouse_coords - p_pos;
let dist = math::vec_len(dist_vec); let dist = math::vec_len(dist_vec);
if dist < 20. { if dist < 40. {
particle.borrow_mut().apply_force(mouse_vel * 8000.); particle.borrow_mut().apply_force(mouse_vel * 8000.);
} }
} }