2 files changed, 21 insertions(+), 2 deletions(-)

M server/src/component.rs
M server/src/main.rs

@@ 21,6 21,7 @@ use serde::{Deserialize, Serialize};
 #[derive(Component, Clone, Copy, Serialize, Deserialize, Debug)]
 pub enum PlanetType {
     Earth,
+    Moon,
 }
 
 #[derive(Component, Clone, Copy, Serialize, Deserialize, Debug)]


@@ 74,7 75,7 @@ pub struct PlayerBundle {
 pub struct ModuleTimer(pub Timer);
 impl ModuleTimer {
     pub fn new() -> Self {
-        Self(Timer::from_seconds(1.0, TimerMode::Repeating))
+        Self(Timer::from_seconds(3.0, TimerMode::Repeating))
     }
 }
 impl Default for ModuleTimer {

@@ 32,7 32,13 @@ pub mod mathutil;
 pub mod packet;
 
 const SCALE: f32 = 10.0;
+
 const EARTH_SIZE: f32 = 1000.0;
+const MOON_SIZE: f32 = EARTH_SIZE / 4.;
+
+const EARTH_MASS: f32 = 10000.0;
+const MOON_MASS: f32  = EARTH_MASS / 30.;
+
 const GRAVITY: f32 = 0.02;
 const PART_HALF_SIZE: f32 = 25.0;
 const THRUSTER_FORCE: f32 = 0.08;


@@ 84,7 90,17 @@ fn spawn_planets(mut commands: Commands) {
             transform: TransformBundle::from(earth_pos),
         })
         .insert(Collider::ball(EARTH_SIZE / SCALE))
-        .insert(AdditionalMassProperties::Mass(10000.0))
+        .insert(AdditionalMassProperties::Mass(EARTH_MASS))
+        .insert(ReadMassProperties::default())
+        .insert(RigidBody::Fixed);
+    let moon_pos = Transform::from_xyz(3000.0 / SCALE, 0.0, 0.0);
+    commands
+        .spawn(PlanetBundle {
+            planet_type: PlanetType::Moon,
+            transform: TransformBundle::from(moon_pos),
+        })
+        .insert(Collider::ball(MOON_SIZE / SCALE))
+        .insert(AdditionalMassProperties::Mass(MOON_MASS))
         .insert(ReadMassProperties::default())
         .insert(RigidBody::Fixed);
 }


@@ 208,6 224,7 @@ fn on_message(
                                 )),
                                 radius: match *planet_type {
                                     PlanetType::Earth => EARTH_SIZE,
+                                    PlanetType::Moon => MOON_SIZE,
                                 },
                             },
                         ));


@@ 734,6 751,7 @@ fn on_position_change(
                 )),
                 radius: match *planet_type {
                     PlanetType::Earth => EARTH_SIZE,
+                    PlanetType::Moon => MOON_SIZE,
                 },
             },
         ));