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Add priority to systems

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hodasemi 2025-04-07 16:52:13 +02:00
parent b827d47b2c
commit e9b81f8217
1 changed files with 8 additions and 4 deletions
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12
ecs/src/world.rs
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@ -15,15 +15,19 @@ pub struct WorldBuilder {
pub events: Events, pub events: Events,
pub resources: Resources, pub resources: Resources,
archetypes: Archetypes, archetypes: Archetypes,
systems: Vec<Box<dyn Fn(&mut World) -> Result<bool> + Send + Sync + 'static>>, systems: Vec<(
u32,
Box<dyn Fn(&mut World) -> Result<bool> + Send + Sync + 'static>,
)>,
} }
impl WorldBuilder { impl WorldBuilder {
pub fn add_system<F>(&mut self, f: F) pub fn add_system<F>(&mut self, priority: u32, f: F)
where where
F: Fn(&mut World) -> Result<bool> + Send + Sync + 'static, F: Fn(&mut World) -> Result<bool> + Send + Sync + 'static,
{ {
self.systems.push(Box::new(f)); self.systems.push((priority, Box::new(f)));
self.systems.sort_by_key(|(priority, _)| *priority);
} }
pub fn add_archetype(&mut self, name: impl ToString, archetype: Archetype) { pub fn add_archetype(&mut self, name: impl ToString, archetype: Archetype) {
@ -49,7 +53,7 @@ impl WorldBuilder {
start_time: Instant::now(), start_time: Instant::now(),
systems: self.systems, systems: self.systems.into_iter().map(|(_, f)| f).collect(),
} }
} }
} }