arrayfire-rust/examples/conway.rs at master · arrayfire/arrayfire-rust · GitHub

Repository navigation

use arrayfire::*;

fn main() {

set_device(0);

info();

conways_game_of_life();

}

fn normalise(a: &Array<f32>) -> Array<f32> {

a / (max_all(&abs(a)).0 as f32)

}

fn conways_game_of_life() {

let h_kernel = [1.0, 1.0, 1.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0];

let kernel = Array::new(&h_kernel, Dim4::new(&[3, 3, 1, 1]));

let s = constant::<f32>(0.5, Dim4::new(&[1, 1, 1, 1]));

let mut state = gt(&randu::<f32>(Dim4::new(&[256, 256, 3, 1])), &s, false);

let c0 = constant::<f32>(2.0, Dim4::new(&[1, 1, 1, 1]));

let c1 = constant::<f32>(3.0, Dim4::new(&[1, 1, 1, 1]));

let win = Window::new(512, 512, "Game of Life".to_string());

while !win.is_closed() {

let n_hood = convolve2(&state, &kernel, ConvMode::DEFAULT, ConvDomain::SPATIAL);

let c0 = &eq(&n_hood, &c0, false);

let c1 = &eq(&n_hood, &c1, false);

state = state * c0 + c1;

win.draw_image(&normalise(&state.cast::<f32>()), None);

}