Entity structure

src/lib.rs

@@ -1,17 +1,29 @@
+pub mod entity;
+
 use std::collections::HashMap;
 
 pub fn init() -> Engine {
     Engine {
         threads: HashMap::new(),
+        entities: Vec::new(),
     }
 }
 
 pub struct Engine {
     threads: HashMap<String, Box<dyn FnMut() + Send + Sync>>,
+    entities: Vec<entity::Entity>,
 }
 
+pub struct Renderer {}
+
 impl Engine {
     pub fn thread<F: FnMut() + Send + Sync + 'static>(&mut self, label: &str, f: F) {
         self.threads.insert(label.to_string(), Box::new(f));
     }
+
+    pub fn draw<F: FnMut(&mut Renderer) + 'static>(&self, mut f: F) -> entity::Entity {
+        let mut renderer = Renderer {};
+        (f)(&mut renderer);
+        entity::Entity(Vec::new())
+    }
 }