feat: implement movement state machine ground/air states and initialize weapon manager system

movement/states/state_air.gd

@@ -140,8 +140,14 @@ func update(delta: float) -> void:
 		# Fallback to wall run
 		var wall_n := machine.detect_wall_horizontal()
 		if wall_n != Vector3.ZERO:
-			machine.switch_to("wall_run")
+			var w_look_dir := -player.global_transform.basis.z
-			return
+			var h_look := Vector3(w_look_dir.x, 0.0, w_look_dir.z).normalized()
+			
+			# Require looking mostly along the wall (angle > 41 degrees from normal)
+			# and inputting mostly along the wall (angle > 31 degrees from normal, allows W+A/D diagonally into wall)
+			if absf(h_look.dot(wall_n)) < 0.75 and absf(wish_dir.dot(wall_n)) < 0.85:
+				machine.switch_to("wall_run")
+				return
 
 	# ── Dash ──────────────────────────────────────────────────────────────
 	if machine.input_dash:

movement/states/state_ground.gd

@@ -204,8 +204,14 @@ func update(delta: float) -> void:
 		var wall_n := machine.detect_wall_horizontal()
 		if wall_n != Vector3.ZERO:
 			if not player.is_on_floor():
-				machine.switch_to("wall_run")
+				var w_look_dir := -player.global_transform.basis.z
-				return
+				var h_look := Vector3(w_look_dir.x, 0.0, w_look_dir.z).normalized()
+				
+				# Require looking mostly along the wall (angle > 41 degrees from normal)
+				# and inputting mostly along the wall (angle > 31 degrees from normal, allows W+A/D diagonally into wall)
+				if absf(h_look.dot(wall_n)) < 0.75 and absf(wish_dir.dot(wall_n)) < 0.85:
+					machine.switch_to("wall_run")
+					return
 
 	# ── Dash ──────────────────────────────────────────────────────────────
 	if machine.input_dash:

weapons/weapon_manager.gd

@@ -56,6 +56,10 @@ func _setup_viewmodel_viewport() -> void:
 	add_child(dir_light)
 	
 var _bob_timer: float = 0.0
+var _current_slide_tilt_z: float = 0.0
+var _current_slide_tilt_x: float = 0.0
+var _current_slide_offset_x: float = 0.0
+var _current_slide_offset_y: float = 0.0
 var _recoil_pitch: float = 0.0
 var _recoil_yaw: float = 0.0
 var _target_drift_offset: Vector3 = Vector3.ZERO
@@ -80,15 +84,32 @@ func _process(_delta: float) -> void:
 				var over_speed_factor = clampf((hspeed - 11.0) / 19.0, 0.0, 1.0) # maxes out at 30 m/s
 				target_fov = lerpf(72.0, 80.0, over_speed_factor)
 				
-			# Weapon Viewmodel Bobbing and Drift
+			# Weapon Viewmodel Bobbing, Drift, and Slide Tilt
-			if player.is_on_floor() and hspeed > 1.0:
+			var is_sliding = player.has_method("get_node") and player.get_node_or_null("MovementStateMachine") and player.get_node("MovementStateMachine").current_state == "slide"
-				# Scale bobbing frequency by walk speed (assuming base walk speed is ~10-11)
+			
-				_bob_timer += _delta * 12.0 * (hspeed / 11.0)
+			if is_sliding:
-				var bob_y = sin(_bob_timer) * 0.015
-				var bob_x = cos(_bob_timer * 0.5) * 0.01
-				vm_camera.translate_object_local(Vector3(bob_x, bob_y, 0))
-			else:
 				_bob_timer = 0.0
+				# Target tilt when sliding (inwards towards center, pitched slightly down)
+				# Assuming weapon is on right side (standard FPS), tilting left (positive Z rotation)
+				_current_slide_tilt_z = lerpf(_current_slide_tilt_z, deg_to_rad(15.0), 12.0 * _delta)
+				_current_slide_tilt_x = lerpf(_current_slide_tilt_x, 0.0, 12.0 * _delta)
+				# Move closer to center (negative X) and slightly down (negative Y)
+				_current_slide_offset_x = lerpf(_current_slide_offset_x, -0.15, 12.0 * _delta)
+				_current_slide_offset_y = lerpf(_current_slide_offset_y, -0.1, 12.0 * _delta)
+			else:
+				_current_slide_tilt_z = lerpf(_current_slide_tilt_z, 0.0, 10.0 * _delta)
+				_current_slide_tilt_x = lerpf(_current_slide_tilt_x, 0.0, 10.0 * _delta)
+				_current_slide_offset_x = lerpf(_current_slide_offset_x, 0.0, 10.0 * _delta)
+				_current_slide_offset_y = lerpf(_current_slide_offset_y, 0.0, 10.0 * _delta)
+				
+				if player.is_on_floor() and hspeed > 1.0:
+					# Scale bobbing frequency by walk speed
+					_bob_timer += _delta * 12.0 * (hspeed / 11.0)
+					var bob_y = sin(_bob_timer) * 0.015
+					var bob_x = cos(_bob_timer * 0.5) * 0.01
+					vm_camera.translate_object_local(Vector3(bob_x, bob_y, 0))
+				else:
+					_bob_timer = 0.0
 				
 			if not player.is_on_floor():
 				# Airborne Drift
@@ -107,6 +128,12 @@ func _process(_delta: float) -> void:
 			vm_camera.translate_object_local(_current_drift_offset)
 			vm_camera.rotate_object_local(Vector3.UP, deg_to_rad(-_current_drift_offset.x * 30.0))
 			vm_camera.rotate_object_local(Vector3.RIGHT, deg_to_rad(_current_drift_offset.y * 30.0))
+			
+			# Apply slide tilt and offset
+			if absf(_current_slide_tilt_z) > 0.001 or absf(_current_slide_offset_x) > 0.001:
+				vm_camera.translate_object_local(Vector3(_current_slide_offset_x, _current_slide_offset_y, 0))
+				vm_camera.rotate_object_local(Vector3.FORWARD, _current_slide_tilt_z)
+				vm_camera.rotate_object_local(Vector3.RIGHT, _current_slide_tilt_x)
 					
 			# Visual Recoil
 			_recoil_pitch = lerpf(_recoil_pitch, 0.0, 15.0 * _delta)