comment out code to compile

src/engine.rs

@@ -1,4 +1,4 @@
-use std::{path::Component, time::Duration};
+use std::time::Duration;
 
 use sdl2::{
     event::Event,
@@ -40,8 +40,6 @@ macro_rules! impl_from_T_for_Error {
 
 impl_from_T_for_Error!(String, WindowBuildError, IntegerOrSdlError);
 
-static RANDOM_U64_COUNTER: u64 = 0;
-
 pub struct Entity(u64);
 
 pub trait Component {}
@@ -95,20 +93,6 @@ impl<'a> Context<'a> {
         system.on_add(self);
         self.systems.push(system)
     }
-
-    pub fn query<F: Fn(u64) -> bool>(&mut self, predicate: F) -> Vec<u64> {
-        let mut entities = Vec::<u64>::new();
-        for entity in &mut *self.entities {
-            if predicate(entity.0) {
-                entities.push(entity.0)
-            }
-        }
-        entities
-    }
-
-    pub fn has_component<T>(&mut self, entity_id: u64) -> bool {
-        for (id, component) in self.components {}
-    }
 }
 
 pub trait System {

src/main.rs

@@ -12,9 +12,7 @@ impl<'a> Component for Player<'a> {}
 struct PlayerRenderer;
 
 impl System for PlayerRenderer {
-    fn on_add(&self, ctx: &mut engine::Context) {
+    fn on_add(&self, ctx: &mut engine::Context) {}
-        for entity in ctx.query(|id| ) {}
-    }
 
     fn on_update(&self, _ctx: &mut engine::Context) {}
 }
@@ -27,8 +25,8 @@ fn main() {
         context.add_system(Box::new(PlayerRenderer));
         context.spawn(vec![Box::new(Player { sprite: None })]);
 
-        // let sprite = context.load_sprite("textures/player.png").unwrap();
+        let sprite = context.load_sprite("textures/player.png").unwrap();
-        // context.draw_sprite(&sprite, 16, 16).unwrap();
+        context.draw_sprite(&sprite, 16, 16).unwrap();
     }
 
     game.run();