From 69d90ece7f54996f0f51fc120a38d37717c5248e Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sat, 8 Jun 2024 20:47:35 +0200
Subject: perf(ecs): store components using archetypes

---
 ecs/src/system.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'ecs/src/system.rs')

diff --git a/ecs/src/system.rs b/ecs/src/system.rs
index 47872a6..868afa7 100644
--- a/ecs/src/system.rs
+++ b/ecs/src/system.rs
@@ -25,6 +25,8 @@ pub trait System<'world, Impl>: 'static
     #[must_use]
     fn initialize(self, input: Self::Input) -> Self;
 
+    fn prepare(&self, world_data: &WorldData);
+
     fn run<'this>(&'this self, world_data: &'world WorldData)
     where
         'this: 'world;
@@ -57,6 +59,13 @@ macro_rules! impl_system {
                     self
                 }
 
+                fn prepare(&self, world_data: &WorldData)
+                {
+                    #(
+                        TParam~I::handle_pre_run(world_data);
+                    )*
+                }
+
                 fn run<'this>(&'this self, world_data: &'world WorldData)
                 where
                     'this: 'world
@@ -179,6 +188,8 @@ pub unsafe trait Param<'world>
     fn is_compatible<Other: Param<'world>>() -> bool;
 
     fn get_comparable() -> Box<dyn Any>;
+
+    fn handle_pre_run(_world_data: &WorldData) {}
 }
 
 pub struct NoInitParamFlag {}
-- 
cgit v1.2.3-18-g5258