todo for extract pram

Author: MiniaczQ

crates/bevy_ecs/src/system/function_system.rs

@@ -340,19 +340,6 @@ impl<Param: SystemParam> SystemState<Param> {
         Param::apply(&mut self.param_state, &self.meta, world);
     }
 
-    /// Validates that the data can be acquired
-    /// For systems this means they won't be executed.
-    ///
-    /// # Safety
-    ///
-    /// - The passed [`UnsafeWorldCell`] must have read access to any world data
-    ///   registered in [`new`](SystemState::new).
-    /// - `world` must be the same [`World`] that was used to initialize [`state`](SystemState::new).
-    pub unsafe fn validate_param(&self, world: UnsafeWorldCell) -> bool {
-        // SAFETY: Delegated to existing `SystemParam` implementations.
-        Param::validate_param(&self.param_state, &self.meta, world)
-    }
-
     /// Returns `true` if `world_id` matches the [`World`] that was used to call [`SystemState::new`].
     /// Otherwise, this returns false.
     #[inline]

crates/bevy_render/src/extract_param.rs

@@ -76,18 +76,12 @@ where
 
     #[inline]
     unsafe fn validate_param(
-        state: &Self::State,
-        system_meta: &SystemMeta,
-        world: UnsafeWorldCell,
+        _state: &Self::State,
+        _system_meta: &SystemMeta,
+        _world: UnsafeWorldCell,
     ) -> bool {
-        let mut valid = true;
-        // SAFETY: Delegated to existing `SystemParam` implementations.
-        valid &= unsafe { SystemState::<P>::validate_param(&state.state, world) };
-        // SAFETY: Delegated to existing `SystemParam` implementations.
-        valid &= unsafe {
-            Res::<MainWorld>::validate_param(&state.main_world_state, system_meta, world)
-        };
-        valid
+        // TODO: make `validate_param` work with multiple worlds
+        true
     }
 
     #[inline]