veloren/voxygen/examples/character_renderer.rs

use common::{assets, comp};
use gfx_window_glutin::init_headless;
use vek::*;
use veloren_voxygen::{render, scene::simple as scene};

fn main() {
    // Setup renderer
    let dim = (200u16, 300u16, 1, gfx::texture::AaMode::Single);
    let events_loop = glutin::EventsLoop::new();
    let context = glutin::ContextBuilder::new()
        .with_gl(glutin::GlRequest::Specific(glutin::Api::OpenGl, (3, 2)))
        .build_headless(&events_loop, (dim.0 as u32, dim.1 as u32).into())
        .expect("Failed to build headless context");

    let (_context, device, factory, color_view, depth_view) = init_headless(context, dim);

    let mut renderer = render::Renderer::new(
        device,
        factory,
        color_view,
        depth_view,
        render::AaMode::SsaaX4,
        render::CloudMode::Regular,
        render::FluidMode::Shiny,
    )
    .unwrap();

    // Create character
    let body = comp::humanoid::Body::random();
    const STARTER_BOW: &str = "common.items.weapons.starter_bow";
    let equipment = comp::Equipment {
        main: assets::load_cloned(STARTER_BOW).ok(),
        alt: None,
    };

    // Setup scene (using the character selection screen `Scene`)
    let mut scene = scene::Scene::new(&mut renderer, None);
    let scene_data = scene::SceneData {
        time: 1.0,
        delta_time: 1.0,
        tick: 0,
        body: Some(body.clone()),
        gamma: 1.0,
    };
    scene.camera_mut().set_focus_pos(Vec3::unit_z() * 0.8);
    scene.camera_mut().set_distance(1.5);
    scene.camera_mut().update(0.0);
    scene.maintain(&mut renderer, scene_data);

    // Render
    renderer.clear();
    scene.render(&mut renderer, 0, Some(body), &equipment);

    renderer.flush();
    // Get image
    let img = renderer.create_screenshot().unwrap();
    img.save("character.png").unwrap();
}