use bevy::prelude::*;

use bevy_pixels::prelude::*;

fn main() {

App::new()

.add_plugins((DefaultPlugins, PixelsPlugin::default()))

.add_systems(Draw, draw)

// Custom render system. Default `render` cargo feature must be disabled before

// defining a custom render system. Use `default-features = false` in Cargo.toml.

.add_systems(Render, render)

.run();

}

/// Draw solid background to window buffer.

fn draw(mut wrapper: Single<&mut PixelsWrapper>) {

let frame = wrapper.pixels.frame_mut();

frame.copy_from_slice(&[0x48, 0xb2, 0xe8, 0xff].repeat(frame.len() / 4));

}

/// Custom render system.

pub fn render(wrapper: Single<&PixelsWrapper>) {

// Custom render logic here. Should support usage of shaders.

wrapper

.pixels

.render_with(|encoder, render_target, context| {

context.scaling_renderer.render(encoder, render_target);

// etc...

Ok(())

})

.expect("failed to render pixels");

}