path: root/examples/bmp.rs

#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]

use std::num::NonZeroU32;

use alligator_render::{ImageFormat, Instance, RenderWindowConfig, Renderer};
use winit::event_loop::EventLoop;

fn main() {
	// configure the render window
	let config = RenderWindowConfig {
		title: "Bumper Sticker",
		instance_capacity: 2,
		default_width: NonZeroU32::new(1280).unwrap(),
		default_height: NonZeroU32::new(720).unwrap(),
		mode: alligator_render::config::WindowMode::BorderlessFullscreen,
		vsync: false,
		..Default::default()
	};

	let texture = include_bytes!("res/sample.bmp");

	let event_loop = EventLoop::new();
	let mut renderer = Renderer::new(&config, &event_loop).unwrap();

	let texture = renderer
		.textures_mut()
		.load_from_memory(texture, ImageFormat::Bmp)
		.unwrap();
	let width = renderer.textures().texture_width(texture).unwrap();
	let height = renderer.textures().texture_height(texture).unwrap();
	let x = renderer.textures().texture_x(texture).unwrap();
	let y = renderer.textures().texture_y(texture).unwrap();

	renderer.instances_mut().push_instance(Instance {
		position: [-0.5, 0.0],
		size: [0.75; 2],
		texture_size: [width, height],
		texture_coordinates: [x, y],
		..Default::default()
	});

	renderer.instances_mut().push_instance(Instance {
		position: [0.5, 0.0],
		size: [0.75; 2],
		texture_size: [width, height],
		texture_coordinates: [x, y],
		..Default::default()
	});

	renderer.run(event_loop);
}