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-rw-r--r--ecs/examples/multiple_queries.rs85
1 files changed, 0 insertions, 85 deletions
diff --git a/ecs/examples/multiple_queries.rs b/ecs/examples/multiple_queries.rs
deleted file mode 100644
index e0c957f..0000000
--- a/ecs/examples/multiple_queries.rs
+++ /dev/null
@@ -1,85 +0,0 @@
-use std::fmt::Display;
-
-use ecs::phase::START as START_PHASE;
-use ecs::{Component, Query, World};
-
-#[derive(Component)]
-struct Health
-{
- health: u32,
-}
-
-#[derive(Component)]
-enum AttackStrength
-{
- Strong,
- Weak,
-}
-
-#[derive(Component)]
-struct EnemyName
-{
- name: String,
-}
-
-impl Display for EnemyName
-{
- fn fmt(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result
- {
- self.name.fmt(formatter)
- }
-}
-
-fn do_attacks(
- attacker_query: Query<(&AttackStrength,)>,
- enemy_query: Query<(&mut Health, &EnemyName)>,
-)
-{
- for (attack_strength,) in &attacker_query {
- for (mut health, enemy_name) in &enemy_query {
- let damage = match *attack_strength {
- AttackStrength::Strong => 20,
- AttackStrength::Weak => 10,
- };
-
- if health.health <= damage {
- println!("Enemy '{}' died", *enemy_name);
-
- health.health = 0;
-
- continue;
- }
-
- health.health -= damage;
-
- println!("Enemy '{}' took {damage} damage", *enemy_name);
- }
- }
-}
-
-fn main()
-{
- let mut world = World::new();
-
- world.register_system(*START_PHASE, do_attacks);
-
- world.create_entity((
- Health { health: 100 },
- EnemyName { name: "Big spider".to_string() },
- ));
-
- world.create_entity((
- Health { health: 30 },
- EnemyName { name: "Small goblin".to_string() },
- ));
-
- world.create_entity((
- Health { health: 30 },
- EnemyName { name: "Headcrab".to_string() },
- ));
-
- world.create_entity((AttackStrength::Strong,));
- world.create_entity((AttackStrength::Weak,));
-
- world.step();
-}