fix: 3rd person and first person views

characters/humanoid_model.gd

@@ -167,6 +167,50 @@ func update_state(state: String, speed: float, is_crouching: bool = false) -> vo
 	if is_crouching and current_state == "ground":
 		current_state = "crouch"
 
+var is_holding_weapon: bool = false
+
+func set_weapon(script_path: String) -> void:
+	# Clear existing weapons from root_pivot
+	for child in root_pivot.get_children():
+		if child.has_meta("is_third_person_weapon"):
+			child.queue_free()
+			
+	if script_path == "":
+		is_holding_weapon = false
+		return
+		
+	is_holding_weapon = true
+		
+	var script = load(script_path)
+	if not script:
+		return
+		
+	var w = script.new()
+	w.name = "ThirdPersonWeapon"
+	w.set_meta("is_third_person_weapon", true)
+	
+	# Connect to ready so we can override the weapon's own _ready() calls
+	w.ready.connect(func():
+		w.set_process(false)
+		w.set_process_input(false)
+		if shadows_only:
+			_set_shadows_recursive(w)
+			
+		# Force position after the weapon's _build_model() sets it for 1st person
+		# root_pivot is rotated 180 deg around Y, so local +Z is FORWARD and local -X is RIGHT
+		w.position = Vector3(-0.15, 1.0, 0.4)
+		w.rotation_degrees = Vector3(0, 180, 0)
+	)
+		
+	# Attach to root_pivot so it stays steady and points perfectly forward
+	root_pivot.add_child(w)
+
+func _set_shadows_recursive(node: Node) -> void:
+	if node is GeometryInstance3D:
+		node.cast_shadow = GeometryInstance3D.SHADOW_CASTING_SETTING_SHADOWS_ONLY
+	for child in node.get_children():
+		_set_shadows_recursive(child)
+
 func _process(delta: float) -> void:
 	var anim_speed = 1.0
 	if current_state == "ground" and movement_speed > 1.0:
@@ -319,6 +363,18 @@ func _process(delta: float) -> void:
 			t_calf_l_rot.x = 0.0
 			t_thigh_r_rot.x = deg_to_rad(10)
 			t_calf_r_rot.x = 0.0
+			
+	# Override right arm (and left) if holding a weapon
+	if is_holding_weapon and current_state != "death":
+		# Pose the right arm to look like it's holding the weapon handle
+		t_upper_arm_r_rot.x = -0.6
+		t_upper_arm_r_rot.z = 0.15
+		t_lower_arm_r_rot.x = -1.0
+		
+		# Pose the left arm to look like it's holding the foregrip
+		t_upper_arm_l_rot.x = -0.5
+		t_upper_arm_l_rot.z = -0.15
+		t_lower_arm_l_rot.x = -1.1
 	
 	var lerp_speed = 40.0 * delta
 	root_pivot.position = root_pivot.position.lerp(t_root_pos, lerp_speed)