From 71d2cb5476f6aa289017323373c1481dd159060e Mon Sep 17 00:00:00 2001
From: LeshaInc <42153076+LeshaInc@users.noreply.github.com>
Date: Wed, 19 Jul 2023 15:41:37 +0300
Subject: [PATCH] Run transform propagation before `init_rigid_bodies` (#89)

---
 src/plugins/prepare.rs | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/plugins/prepare.rs b/src/plugins/prepare.rs
index 39d00314..1955c2bf 100644
--- a/src/plugins/prepare.rs
+++ b/src/plugins/prepare.rs
@@ -40,7 +40,15 @@ impl Plugin for PreparePlugin {
         app.add_systems(
             self.schedule.dyn_clone(),
             (
-                (init_rigid_bodies, init_mass_properties, init_colliders),
+                (
+                    bevy::transform::systems::sync_simple_transforms,
+                    bevy::transform::systems::propagate_transforms,
+                    init_rigid_bodies,
+                )
+                    .chain()
+                    .run_if(any_new_rigid_bodies),
+                init_mass_properties,
+                init_colliders,
                 update_mass_properties,
             )
                 .chain()
@@ -65,6 +73,10 @@ type RigidBodyComponents = (
     Option<&'static TimeSleeping>,
 );
 
+fn any_new_rigid_bodies(query: Query<(), Added<RigidBody>>) -> bool {
+    !query.is_empty()
+}
+
 fn init_rigid_bodies(
     mut commands: Commands,
     mut bodies: Query<RigidBodyComponents, Added<RigidBody>>,