specs_sprite
sprite component for specs
extern crate specs_sprite;
extern crate specs_guided_join;
extern crate specs_bundler;
extern crate specs;
use ;
use GuidedJoin;
use SpecsBundler;
use ;
sprite component for specs
extern crate specs_sprite;
extern crate specs_guided_join;
extern crate specs_bundler;
extern crate specs;
use specs_sprite::{Sprite, SpriteGuide, SpriteBundle};
use specs_guided_join::GuidedJoin;
use specs_bundler::SpecsBundler;
use specs::{Join, World, DispatcherBuilder};
fn main() {
let mut world = World::new();
let mut dispatcher = SpecsBundler::new(&mut world, DispatcherBuilder::new())
.bundle(SpriteBundle::<f32, usize>::new()).unwrap()
.build();
let mut s0 = Sprite::<f32, usize>::new(0);
s0.set_layer(1);
s0.set_z(1);
let _ = world.create_entity()
.with(s0)
.build();
let mut s1 = Sprite::<f32, usize>::new(1);
s1.set_layer(0);
s1.set_z(0);
let _ = world.create_entity()
.with(s1)
.build();
let mut s2 = Sprite::<f32, usize>::new(2);
s2.set_layer(1);
s2.set_z(0);
let _ = world.create_entity()
.with(s2)
.build();
dispatcher.dispatch(&mut world.res);
let read_sprites = world.read::<Sprite<f32, usize>>();
let read_guide = world.read_resource::<SpriteGuide>();
let sprites: Vec<&Sprite<f32, usize>> = (&read_sprites).join().collect();
let ordered_sprites: Vec<&Sprite<f32, usize>> = (&read_sprites).guided_join(read_guide.as_slice()).collect();
assert_eq!(sprites.iter().map(|s| s.image).collect::<Vec<usize>>(), [0, 1, 2].to_vec());
assert_eq!(ordered_sprites.iter().map(|s| s.image).collect::<Vec<usize>>(), [1, 2, 0].to_vec());
}