Fixed jumping inconsistencies, no block-snapping for ships

common/src/event.rs

@@ -20,17 +20,12 @@ pub type SiteId = u64;
 
 pub enum LocalEvent {
     /// Applies upward force to entity's `Vel`
-    Jump(EcsEntity),
+    Jump(EcsEntity, f32),
     /// Applies the `impulse` to `entity`'s `Vel`
     ApplyImpulse {
         entity: EcsEntity,
         impulse: Vec3<f32>,
     },
-    /// Applies leaping force to `entity`'s `Vel` away from `wall_dir` direction
-    WallLeap {
-        entity: EcsEntity,
-        wall_dir: Vec3<f32>,
-    },
     /// Applies `vel` velocity to `entity`
     Boost { entity: EcsEntity, vel: Vec3<f32> },
 }

common/src/states/climb.rs

@@ -36,7 +36,7 @@ impl CharacterBehavior for Data {
                 // They've climbed atop something, give them a boost
                 update
                     .local_events
-                    .push_front(LocalEvent::Jump(data.entity));
+                    .push_front(LocalEvent::Jump(data.entity, BASE_JUMP_IMPULSE * 0.5));
             }
             update.character = CharacterState::Idle {};
             return update;

common/src/states/utils.rs

@@ -21,6 +21,7 @@ const BASE_HUMANOID_AIR_ACCEL: f32 = 2.0;
 const BASE_FLIGHT_ACCEL: f32 = 2.0;
 const BASE_HUMANOID_WATER_ACCEL: f32 = 150.0;
 const BASE_HUMANOID_WATER_SPEED: f32 = 180.0;
+pub const BASE_JUMP_IMPULSE: f32 = 16.0;
 // const BASE_HUMANOID_CLIMB_ACCEL: f32 = 10.0;
 // const ROLL_SPEED: f32 = 17.0;
 // const CHARGE_SPEED: f32 = 20.0;
@@ -181,10 +182,10 @@ impl Body {
         }
     }
 
-    pub fn can_jump(&self) -> bool {
+    pub fn jump_impulse(&self) -> Option<f32> {
         match self {
-            Body::Object(_) | Body::Ship(_) => false,
+            Body::Object(_) | Body::Ship(_) => None,
-            _ => true,
+            _ => Some(BASE_JUMP_IMPULSE),
         }
     }
 
@@ -442,11 +443,12 @@ pub fn handle_jump(data: &JoinData, update: &mut StateUpdate) {
             .in_liquid
             .map(|depth| depth > 1.0)
             .unwrap_or(false)
-        && data.body.can_jump()
+        && data.body.jump_impulse().is_some()
     {
-        update
+        update.local_events.push_front(LocalEvent::Jump(
-            .local_events
+            data.entity,
-            .push_front(LocalEvent::Jump(data.entity));
+            data.body.jump_impulse().unwrap(),
+        ));
     }
 }
 

common/sys/src/phys.rs

@@ -1,8 +1,8 @@
 use common::{
     comp::{
-        body::ship::figuredata::VOXEL_COLLIDER_MANIFEST, BeamSegment, CharacterState, Collider,
+        body::ship::figuredata::VOXEL_COLLIDER_MANIFEST, BeamSegment, Body, CharacterState,
-        Gravity, Mass, Mounting, Ori, PhysicsState, Pos, PreviousPhysCache, Projectile, Scale,
+        Collider, Gravity, Mass, Mounting, Ori, PhysicsState, Pos, PreviousPhysCache, Projectile,
-        Shockwave, Sticky, Vel,
+        Scale, Shockwave, Sticky, Vel,
     },
     consts::{FRIC_GROUND, GRAVITY},
     event::{EventBus, ServerEvent},
@@ -85,6 +85,7 @@ pub struct PhysicsRead<'a> {
     beams: ReadStorage<'a, BeamSegment>,
     shockwaves: ReadStorage<'a, Shockwave>,
     char_states: ReadStorage<'a, CharacterState>,
+    bodies: ReadStorage<'a, Body>,
 }
 
 #[derive(SystemData)]
@@ -438,6 +439,7 @@ impl<'a> PhysicsData<'a> {
             positions,
             velocities,
             orientations,
+            read.bodies.maybe(),
             &mut write.physics_states,
             previous_phys_cache,
             !&read.mountings,
@@ -454,6 +456,7 @@ impl<'a> PhysicsData<'a> {
                     pos,
                     vel,
                     _ori,
+                    body,
                     mut physics_state,
                     _previous_cache,
                     _,
@@ -502,6 +505,7 @@ impl<'a> PhysicsData<'a> {
                     let mut tgt_pos = pos.0 + pos_delta;
 
                     let was_on_ground = physics_state.on_ground;
+                    let block_snap = body.map_or(false, |body| body.jump_impulse().is_some());
 
                     match &collider {
                         Collider::Voxel { .. } => {
@@ -526,6 +530,7 @@ impl<'a> PhysicsData<'a> {
                                 Vec3::zero(),
                                 &read.dt,
                                 was_on_ground,
+                                block_snap,
                                 |entity, vel| land_on_grounds.push((entity, vel)),
                             );
                             tgt_pos = cpos.0;
@@ -553,6 +558,7 @@ impl<'a> PhysicsData<'a> {
                                 Vec3::zero(),
                                 &read.dt,
                                 was_on_ground,
+                                block_snap,
                                 |entity, vel| land_on_grounds.push((entity, vel)),
                             );
                             tgt_pos = cpos.0;
@@ -693,6 +699,7 @@ impl<'a> PhysicsData<'a> {
                                     ori_to.mul_direction(vel_other.0),
                                     &read.dt,
                                     was_on_ground,
+                                    block_snap,
                                     |entity, vel| {
                                         land_on_grounds
                                             .push((entity, Vel(ori_from.mul_direction(vel.0))))
@@ -818,6 +825,7 @@ fn cylinder_voxel_collision<'a, T: BaseVol<Vox = Block> + ReadVol>(
     ground_vel: Vec3<f32>,
     dt: &DeltaTime,
     was_on_ground: bool,
+    block_snap: bool,
     mut land_on_ground: impl FnMut(Entity, Vel),
 ) {
     let (radius, z_min, z_max) = cylinder;
@@ -1062,15 +1070,7 @@ fn cylinder_voxel_collision<'a, T: BaseVol<Vox = Block> + ReadVol>(
         z_range.clone(),
     ) && vel.0.z < 0.25
         && vel.0.z > -1.5
-    // && was_on_ground
+        && block_snap
-    // && !collision_with(
-    //     pos.0 - Vec3::unit_z() * 0.0,
-    //     &terrain,
-    //     |block| block.solid_height() >= (pos.0.z - 0.1).rem_euclid(1.0),
-    //     near_iter.clone(),
-    //     radius,
-    //     z_range.clone(),
-    // )
     {
         let snap_height = terrain
             .get(Vec3::new(pos.0.x, pos.0.y, pos.0.z - 0.1).map(|e| e.floor() as i32))

common/sys/src/state.rs

@@ -36,7 +36,6 @@ const DAY_CYCLE_FACTOR: f64 = 24.0 * 2.0;
 /// this value, the game's physics will begin to produce time lag. Ideally, we'd
 /// avoid such a situation.
 const MAX_DELTA_TIME: f32 = 1.0;
-const HUMANOID_JUMP_ACCEL: f32 = 16.0;
 
 #[derive(Default)]
 pub struct BlockChange {
@@ -454,13 +453,11 @@ impl State {
         let events = self.ecs.read_resource::<EventBus<LocalEvent>>().recv_all();
         for event in events {
             let mut velocities = self.ecs.write_storage::<comp::Vel>();
-            let mut controllers = self.ecs.write_storage::<comp::Controller>();
             let physics = self.ecs.read_storage::<comp::PhysicsState>();
             match event {
-                LocalEvent::Jump(entity) => {
+                LocalEvent::Jump(entity, impulse) => {
                     if let Some(vel) = velocities.get_mut(entity) {
-                        vel.0.z = HUMANOID_JUMP_ACCEL
+                        vel.0.z = impulse + physics.get(entity).map_or(0.0, |ps| ps.ground_vel.z);
-                            + physics.get(entity).map_or(0.0, |ps| ps.ground_vel.z);
                     }
                 },
                 LocalEvent::ApplyImpulse { entity, impulse } => {
@@ -468,21 +465,6 @@ impl State {
                         vel.0 = impulse;
                     }
                 },
-                LocalEvent::WallLeap { entity, wall_dir } => {
-                    if let (Some(vel), Some(_controller)) =
-                        (velocities.get_mut(entity), controllers.get_mut(entity))
-                    {
-                        let hspeed = Vec2::<f32>::from(vel.0).magnitude();
-                        if hspeed > 0.001 && hspeed < 0.5 {
-                            vel.0 += vel.0.normalized()
-                                * Vec3::new(1.0, 1.0, 0.0)
-                                * HUMANOID_JUMP_ACCEL
-                                * 1.5
-                                - wall_dir * 0.03;
-                            vel.0.z = HUMANOID_JUMP_ACCEL * 0.5;
-                        }
-                    }
-                },
                 LocalEvent::Boost {
                     entity,
                     vel: extra_vel,