ecs?

crates/moonhare_ecs/src/lib.rs

@@ -0,0 +1,15 @@
+use anymap::AnyMap;
+
+use crate::generational_index::{GenerationalIndex, GenerationalIndexAllocator, GenerationalIndexArray};
+
+pub mod generational_index;
+
+pub type Entity = GenerationalIndex;
+pub type EntityMap<T> = GenerationalIndexArray<T>;
+
+// based on: https://kyren.github.io/2018/09/14/rustconf-talk.html
+pub struct ECS {
+    pub entity_allocator: GenerationalIndexAllocator,
+    pub entity_components: AnyMap,
+    pub resources: AnyMap
+}