✨ Basic implementation of IFF indicators showing player names and health bars

characters/player/player.gd

@@ -29,9 +29,11 @@ var gravity : Vector3 =  g * ProjectSettings.get_setting("physics/3d/default_gra
 @onready var camera = $SpringArm3D/Camera3D
 
 @onready var hud = $HUD
+@onready var iff = $ThirdPerson/IFF
 @onready var shape_cast = $ShapeCast3D
 @onready var weapon = $SpringArm3D/Inventory/SpaceGun
 @onready var animation_player : AnimationPlayer = $AnimationPlayer
+@onready var health_component = $HealthComponent
 
 @onready var spring_arm_height = $SpringArm3D.position.y
 
@@ -44,12 +46,15 @@ var _jumping = false
 
 func _ready():
 	energy_changed.connect(hud._on_energy_changed)
-	$HealthComponent.health_changed.connect(hud._on_health_changed)
-	$HealthComponent.health_zeroed.connect(_die)
+	health_component.health_changed.connect(hud._on_health_changed)
+	health_component.health_changed.connect(iff._on_health_changed)
+	health_component.health_changed.emit(health_component.health)
+	health_component.health_zeroed.connect(_die)
 	if player_id == multiplayer.get_unique_id():
 		camera.current = true
+		remove_child($ThirdPerson)
 	else:
-		$HUD.hide()
+		remove_child($HUD)
 	input.fired_primary.connect(_fire_primary)
 	input.jumped.connect(_jump)
 
@@ -91,7 +96,10 @@ func _handle_jetpack(delta, direction):
 
 func _process(_delta):
 	if player_state == PlayerState.PLAYER_DEAD:
+		iff.hide()
 		return
+	else:
+		iff.show()
 	%SpringArm3D.global_transform.basis = Basis.from_euler(Vector3(input.camera_rotation.y, input.camera_rotation.x, 0.0))
 
 	if animation_player.current_animation == "shoot":
@@ -147,6 +155,6 @@ func _die():
 
 func respawn(location):
 	linear_velocity = Vector3()
-	$HealthComponent.heal_full()
+	health_component.heal_full()
 	position = location
 	player_state = PlayerState.PLAYER_ALIVE

characters/player/player.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=17 format=3 uid="uid://cbhx1xme0sb7k"]
+[gd_scene load_steps=18 format=3 uid="uid://cbhx1xme0sb7k"]
 
 [ext_resource type="Script" path="res://characters/player/player.gd" id="1_ymjub"]
 [ext_resource type="PackedScene" uid="uid://bcv81ku26xo" path="res://interfaces/hud/hud.tscn" id="2_5qvi2"]
@@ -6,6 +6,7 @@
 [ext_resource type="Shape3D" uid="uid://dkwljsgaflf31" path="res://characters/player/collision_shape.res" id="2_y6kgj"]
 [ext_resource type="PackedScene" uid="uid://bof3mg7wgxrmn" path="res://components/health_component.tscn" id="5_dlsxj"]
 [ext_resource type="Script" path="res://characters/player/player_input.gd" id="6_xwlxv"]
+[ext_resource type="PackedScene" uid="uid://dsysi2rd3bu76" path="res://interfaces/hud/iff.tscn" id="7_8hc80"]
 
 [sub_resource type="PhysicsMaterial" id="PhysicsMaterial_clur0"]
 resource_local_to_scene = true
@@ -69,6 +70,33 @@ tracks/3/keys = {
 "values": [Vector3(0, 0, 0)]
 }
 
+[sub_resource type="Animation" id="Animation_yqgrk"]
+resource_name = "death"
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("SpringArm3D:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 0.5),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0.5, 0), Vector3(0, -0.114794, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("SpringArm3D:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0, 0.5),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(-1.35254, 0, 0)]
+}
+
 [sub_resource type="Animation" id="Animation_as2v0"]
 resource_name = "idle"
 length = 3.0
@@ -125,33 +153,6 @@ tracks/1/keys = {
 "values": [Vector3(-0.0584511, 3.14159, 8.83593e-09), Vector3(0, 3.14159, 0)]
 }
 
-[sub_resource type="Animation" id="Animation_yqgrk"]
-resource_name = "death"
-tracks/0/type = "value"
-tracks/0/imported = false
-tracks/0/enabled = true
-tracks/0/path = NodePath("SpringArm3D:position")
-tracks/0/interp = 1
-tracks/0/loop_wrap = true
-tracks/0/keys = {
-"times": PackedFloat32Array(0, 0.5),
-"transitions": PackedFloat32Array(1, 1),
-"update": 0,
-"values": [Vector3(0, 0.5, 0), Vector3(0, -0.114794, 0)]
-}
-tracks/1/type = "value"
-tracks/1/imported = false
-tracks/1/enabled = true
-tracks/1/path = NodePath("SpringArm3D:rotation")
-tracks/1/interp = 1
-tracks/1/loop_wrap = true
-tracks/1/keys = {
-"times": PackedFloat32Array(0, 0.5),
-"transitions": PackedFloat32Array(1, 1),
-"update": 0,
-"values": [Vector3(0, 0, 0), Vector3(-1.35254, 0, 0)]
-}
-
 [sub_resource type="AnimationLibrary" id="AnimationLibrary_hg307"]
 _data = {
 "RESET": SubResource("Animation_cb46l"),
@@ -244,3 +245,10 @@ replication_config = SubResource("SceneReplicationConfig_rqdp6")
 root_path = NodePath(".")
 replication_config = SubResource("SceneReplicationConfig_5j4ew")
 script = ExtResource("6_xwlxv")
+
+[node name="IFFAttachment" type="Node3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.27457, 0)
+
+[node name="ThirdPerson" type="Node" parent="."]
+
+[node name="IFF" parent="ThirdPerson" instance=ExtResource("7_8hc80")]

interfaces/hud/healthbar_fill_style.tres

@@ -0,0 +1,4 @@
+[gd_resource type="StyleBoxFlat" format=3 uid="uid://cl7dmo2bg4153"]
+
+[resource]
+bg_color = Color(1, 0.356863, 0.145098, 1)

interfaces/hud/hud.tscn

@@ -1,5 +1,7 @@
 [gd_scene load_steps=6 format=3 uid="uid://bcv81ku26xo"]
 
+[ext_resource type="StyleBox" uid="uid://cl7dmo2bg4153" path="res://interfaces/hud/healthbar_fill_style.tres" id="1_gh51l"]
+
 [sub_resource type="GDScript" id="GDScript_2vxif"]
 script/source = "extends CanvasLayer
 class_name HUD
@@ -8,27 +10,24 @@ class_name HUD
 @onready var _energy_bar = $EnergyBar
 
 func _ready():
-	_update_health_label(100)
-	_update_energy_label(100)
+	_update_health_bar(100)
+	_update_energy_bar(100)
 
-func _update_energy_label(energy) -> void:
+func _update_energy_bar(energy) -> void:
 	_energy_bar.value = energy
 
 func _on_energy_changed(new_energy) -> void:
-	_update_energy_label(new_energy)
+	_update_energy_bar(new_energy)
 
-func _update_health_label(health) -> void:
+func _update_health_bar(health) -> void:
 	_health_bar.value = health
 
 func _on_health_changed(new_health) -> void:
-	_update_health_label(new_health)
+	_update_health_bar(new_health)
 "
 
 [sub_resource type="Theme" id="Theme_irfqb"]
 
-[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_8ju42"]
-bg_color = Color(1, 0.356863, 0.145098, 1)
-
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_f23s3"]
 bg_color = Color(0, 0.454902, 0.992157, 1)
 
@@ -60,7 +59,7 @@ offset_bottom = 40.0
 size_flags_horizontal = 0
 mouse_filter = 2
 theme = SubResource("Theme_irfqb")
-theme_override_styles/fill = SubResource("StyleBoxFlat_8ju42")
+theme_override_styles/fill = ExtResource("1_gh51l")
 value = 60.0
 show_percentage = false
 

interfaces/hud/iff.gd

@@ -0,0 +1,26 @@
+extends Node2D
+
+@onready var _player = $"../.."
+@onready var _player_name_label = $Offset/VBoxContainer/PlayerNameLabel
+@onready var _iff_attachment = $"../../IFFAttachment"
+@onready var _health_bar = $Offset/VBoxContainer/HealthBar
+@onready var _v_box_container = $Offset/VBoxContainer
+
+func _process(_delta):
+	var camera : Camera3D =  get_viewport().get_camera_3d()
+	if camera.is_position_behind(_iff_attachment.global_position):
+		_v_box_container.hide()
+	else:
+		_v_box_container.show()
+
+	_player_name_label.text = _player.name
+	position = camera.unproject_position(_iff_attachment.global_position)
+	var viewport_size : Vector2 = get_viewport_rect().size
+	position.x = clampf(position.x, 0, viewport_size.x - _v_box_container.size.x)
+	position.y = clampf(position.y, _v_box_container.size.y, viewport_size.y)
+
+func _update_health_bar(health) -> void:
+	_health_bar.value = health
+
+func _on_health_changed(new_health) -> void:
+	_update_health_bar(new_health)

interfaces/hud/iff.tscn

@@ -0,0 +1,26 @@
+[gd_scene load_steps=3 format=3 uid="uid://dsysi2rd3bu76"]
+
+[ext_resource type="Script" path="res://interfaces/hud/iff.gd" id="1_75yi1"]
+[ext_resource type="StyleBox" uid="uid://cl7dmo2bg4153" path="res://interfaces/hud/healthbar_fill_style.tres" id="2_x7k8o"]
+
+[node name="IFF" type="Node2D"]
+script = ExtResource("1_75yi1")
+
+[node name="Offset" type="Node2D" parent="."]
+position = Vector2(0, -32)
+
+[node name="VBoxContainer" type="VBoxContainer" parent="Offset"]
+offset_right = 100.0
+offset_bottom = 40.0
+mouse_filter = 2
+
+[node name="PlayerNameLabel" type="Label" parent="Offset/VBoxContainer"]
+layout_mode = 2
+metadata/_edit_use_anchors_ = true
+
+[node name="HealthBar" type="ProgressBar" parent="Offset/VBoxContainer"]
+layout_mode = 2
+mouse_filter = 2
+theme_override_styles/fill = ExtResource("2_x7k8o")
+value = 60.0
+show_percentage = false

weapons/space_gun/projectile_explosion.gd

@@ -10,7 +10,7 @@ func _ready():
 	fire.emitting = true
 
 func _physics_process(_delta):
-	var bodies = area_damage.get_overlapping_bodies()
+	var bodies = area_damage.get_overlapping_bodies() if area_damage.monitoring else []
 	for body in bodies:
 		if body is RigidBody3D:
 			var direction = (body.global_position - global_position).normalized()