60 lines
1.4 KiB
Rust
60 lines
1.4 KiB
Rust
use physarum::{
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imgdata::{ImgData, ThinGridData},
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model,
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};
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use std::io::Write;
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fn main() {
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let n_iterations = 1024;
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let (width, height) = (1024, 1024);
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let n_particles = 1 << 22;
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let diffusivity = 1;
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let n_populations = 3;
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let mut model = model::Model::new(width, height, n_particles, n_populations, diffusivity);
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model.print_configurations();
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// Setup ffmpeg
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let mut ffmpeg = std::process::Command::new("ffmpeg")
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.args(&[
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"-y",
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"-f",
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"rawvideo",
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"-pix_fmt",
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"rgb24",
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"-s",
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&format!("{}x{}", width, height),
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"-r",
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"30",
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"-i",
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"-",
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"-c:v",
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"libx264",
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"-preset",
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"fast",
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"output.mp4",
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])
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.stdin(std::process::Stdio::piped())
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.spawn()
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.expect("Failed to start ffmpeg");
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let mut stdin = ffmpeg.stdin.take().unwrap();
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for _ in 0..n_iterations {
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model.step();
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// Generate image
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let grids = ThinGridData::new_from_grid_vec(model.population_grids());
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let img_data = ImgData::new(grids, model.palette());
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let img = img_data.to_image();
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let raw_data = img.into_raw();
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// Write to ffmpeg
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stdin.write_all(&raw_data).unwrap();
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}
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// Cleanup
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drop(stdin);
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ffmpeg.wait().unwrap();
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println!("Done!");
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}
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