Implement footstepbox checking with raycasts

rust/src/player/local_player.rs

@@ -901,6 +901,7 @@ impl LocalPlayer {
                 camera.get_global_position() + forward,
                 &self.base().get_world_3d(),
                 &Array::from_iter(vec![self.base().get_rid()]),
+                None,
             ) {
                 Some(res) => Some(res.position),
                 None => Some(camera.get_global_position() + forward * 100.),

rust/src/player/mod.rs

@@ -18,7 +18,7 @@ use crate::{
         telegrenade::Telegrenade,
         weapon::{BallWeapon, Weapon, WeaponType},
     },
-    util::shotgun_ray,
+    util::{cast_ray, shotgun_ray},
 };
 
 pub mod ball;
@@ -110,19 +110,21 @@ impl<T: IPlayer + ICharacterBody3D + WithBaseField> PlayerCommon for T {
             self.base_mut().set_velocity(speed);
             self.base_mut().move_and_slide();
 
-            if let Some(collision) = self.base().get_last_slide_collision()
+            if self.base().is_on_floor() {
-                && let Some(collider) = collision.get_collider()
+                if let Some(result) = cast_ray(
+                    self.base().get_global_position() + Vector3::UP,
+                    self.base().get_global_position() + Vector3::DOWN,
+                    &self.base().get_world_3d(),
+                    &Array::new(),
+                    Some(0b100),
+                ) && let Ok(footstep_box) = result.collider.try_cast::<FootstepBox>()
                 {
-                // Detect if it's floor we're contacting with
-                if collision.get_normal().dot(self.base().get_floor_normal()) > 0.95 {
-                    if let Ok(footstep_box) = collider.try_cast::<FootstepBox>() {
                     self.set_walk_kind(footstep_box.bind().kind);
                 } else {
                     self.set_walk_kind(FootstepKind::default());
                 }
             }
         }
-        }
 
         // Check if hitting a ceiling; if so, stop upwards velocity (done here instead of
         // at the start of the next frame to get the right-after-move_and_slide state
@@ -262,6 +264,7 @@ impl<T: IPlayer + ICharacterBody3D + WithBaseField> PlayerCommon for T {
                 10,
                 PI / 2.,
                 2.,
+                None,
             );
 
             let mut colliders = HashSet::new();

rust/src/player/weapon.rs

@@ -92,6 +92,7 @@ impl Weapon for Raygun {
                 to,
                 &self.base().get_world_3d(),
                 &Array::from_iter(vec![player]),
+                None,
             );
 
             if play_fx {
@@ -231,6 +232,7 @@ impl Weapon for Shotgun {
             10,
             PI / 2.,
             10.,
+            None,
         );
         if play_fx {
             let mut bullet_decal_results = Vec::new();

rust/src/util.rs

@@ -8,10 +8,11 @@ pub fn cast_ray(
     to: Vector3,
     world: &Option<Gd<World3D>>,
     exclude: &Array<Rid>,
+    mask: Option<u32>,
 ) -> Option<RaycastResult> {
     let ray = PhysicsRayQueryParameters3D::create(from, to);
     if let Some(mut ray) = ray {
-        ray.set_collision_mask(0b1111);
+        ray.set_collision_mask(mask.unwrap_or(0b1111));
         ray.set_hit_back_faces(false);
         ray.set_hit_from_inside(false);
         ray.set_collide_with_bodies(true);
@@ -49,6 +50,7 @@ pub fn shotgun_ray(
     density: u8,
     angle: f32,
     distance: f32,
+    mask: Option<u32>,
 ) -> Vec<RaycastResult> {
     let mut results = Vec::new();
 
@@ -64,7 +66,7 @@ pub fn shotgun_ray(
             let x_rot = -(angle / 2.) + step * x as f32;
             let dir = original_dir.rotated(up, x_rot).rotated(right, y_rot);
             let to = from + dir * distance;
-            if let Some(res) = cast_ray(from, to, world, exclude) {
+            if let Some(res) = cast_ray(from, to, world, exclude, mask) {
                 results.push(res);
             }
         }