✨ IFF Updates

interfaces/hud/hud.tscn

@@ -58,7 +58,6 @@ offset_right = 288.0
 offset_bottom = 40.0
 size_flags_horizontal = 0
 mouse_filter = 2
-theme = SubResource("Theme_irfqb")
 theme_override_styles/fill = ExtResource("1_gh51l")
 value = 60.0
 show_percentage = false

interfaces/hud/iff.gd

@@ -12,30 +12,80 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
-extends Node2D
+extends Control
 
-@export var attach_point : Node3D
 @export var player : Player
+@export var attach_point : Marker3D
+@export var healthbar_low_health_color : Color = Color(1 ,0 ,0, 0.78)
+@export var healthbar_mid_health_color : Color = Color(1, 1, 0, 0.78)
+@export var healthbar_high_health_color : Color = Color(0, 1, 0, 0.78)
+@export var iff_in_range_radius_ratio : float = 0.05
 
-@onready var _player_name_label : Label = $Offset/VBoxContainer/PlayerNameLabel
-@onready var _health_bar : ProgressBar = $Offset/VBoxContainer/HealthBar
-@onready var _v_box_container : VBoxContainer = $Offset/VBoxContainer
+@onready var _iff_container : Control = $IFFContainer
+@onready var _iff_in_range_container : Control = $IFFContainer/IFFInRangeContainer
+@onready var _player_name_label : Control = $IFFContainer/IFFInRangeContainer/PlayerNameLabel
+@onready var _health_bar : ProgressBar = $IFFContainer/IFFInRangeContainer/HealthBar
+@onready var is_within_los : bool = false
+@onready var healthbar_fill_stylebox : StyleBoxFlat = _health_bar.get_theme_stylebox("fill")
 
+func _ready() -> void:
+	_player_name_label.text = player.name
+	
 func _process(_delta : float) -> void:
-	var camera : Camera3D =  get_viewport().get_camera_3d()
-	if camera.is_position_behind(attach_point.global_position):
-		_v_box_container.hide()
+	# retrieve camera for current viewport
+	var camera : Camera3D = get_viewport().get_camera_3d()
+	
+	# if the player is NOT infront of the camera or camera does NOT have LOS to player
+	if camera.is_position_behind(attach_point.global_position) or !is_within_los:
+		_iff_container.hide() # hide the IFF and exit function
+		return
 	else:
-		_v_box_container.show()
+		_iff_container.show() # display the IFF
 
-	_player_name_label.text = player.nickname
-	position = camera.unproject_position(attach_point.global_position)
+func _physics_process(_delta : float) -> void:
+	# https://docs.godotengine.org/en/stable/tutorials/physics/ray-casting.html
+	var camera : Camera3D = get_viewport().get_camera_3d()
+	is_within_los = false # always initialise trace_success as false
+	var space_state : PhysicsDirectSpaceState3D = camera.get_world_3d().direct_space_state
+	# do a trace check from camera to towards the player
+	var query : PhysicsRayQueryParameters3D = PhysicsRayQueryParameters3D.create(camera.global_position, attach_point.global_position)
+	# exclude the camera owner nodes from intersecting with the trace check
+	query.exclude = [camera.owner]
+	# do trace check and store result
+	var result : Dictionary = space_state.intersect_ray(query)
+	# if a result was returned and the hit result is the player
+	if result and result["collider"] == player:
+		# the player is in camera LOS
+		is_within_los = true
+
+	var new_iff_position : Vector2 = camera.unproject_position(attach_point.global_position) # get the screen location of the players head
 	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)
+	
+	# check if the unprojected point lies inside the viewport
+	if !Rect2(Vector2(0, 0), viewport_size).has_point(new_iff_position):
+		_iff_container.hide() # hide the IFF and exit function
+		return
+	
+	# if player is NOT in range to have its healthbar and name drawn
+	if (new_iff_position - viewport_size / 2).length() > iff_in_range_radius_ratio * viewport_size.length():
+		_iff_in_range_container.hide() # hide the in range IFF
+	else:
+		_iff_in_range_container.show()
+		
+	new_iff_position.y -= _iff_container.size.y # move the IFF up so the bottom of it is at the players head
+	new_iff_position.x -= _iff_container.size.x / 2  # move the IFF left so it's centered horizontally above players head
+	
+	position = new_iff_position # set the position of the IFF
 
 func _update_health_bar(health : float) -> void:
 	_health_bar.value = health
-
+	# modify health_box stylebox depending health value
+	if health < 75 and health > 40:
+		healthbar_fill_stylebox.bg_color = healthbar_mid_health_color
+	elif health <= 40:
+		healthbar_fill_stylebox.bg_color = healthbar_low_health_color
+	else:
+		healthbar_fill_stylebox.bg_color = healthbar_high_health_color
+	
 func _on_health_changed(new_health : float) -> void:
 	_update_health_bar(new_health)

interfaces/hud/iff.tscn

@@ -1,26 +1,52 @@
 [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"]
+[ext_resource type="StyleBox" uid="uid://cgv081wfih7la" path="res://interfaces/hud/iff_healthbar_fill_style.tres" id="2_frxvy"]
 
-[node name="IFF" type="Node2D"]
+[node name="IFF" type="Control"]
+layout_mode = 3
+anchors_preset = 0
 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
+[node name="IFFContainer" type="MarginContainer" parent="."]
+layout_mode = 0
+offset_right = 63.0
+offset_bottom = 42.0
 mouse_filter = 2
 
-[node name="PlayerNameLabel" type="Label" parent="Offset/VBoxContainer"]
+[node name="IFFInRangeContainer" type="Control" parent="IFFContainer"]
 layout_mode = 2
+mouse_filter = 2
+
+[node name="PlayerNameLabel" type="Label" parent="IFFContainer/IFFInRangeContainer"]
+layout_mode = 2
+offset_right = 63.0
+offset_bottom = 17.0
+theme_override_colors/font_color = Color(1, 1, 1, 1)
+theme_override_font_sizes/font_size = 12
+text = "Player"
+horizontal_alignment = 1
 metadata/_edit_use_anchors_ = true
 
-[node name="HealthBar" type="ProgressBar" parent="Offset/VBoxContainer"]
+[node name="HealthBar" type="ProgressBar" parent="IFFContainer/IFFInRangeContainer"]
 layout_mode = 2
+offset_top = 20.0
+offset_right = 63.0
+offset_bottom = 24.0
 mouse_filter = 2
-theme_override_styles/fill = ExtResource("2_x7k8o")
+theme_override_styles/fill = ExtResource("2_frxvy")
 value = 60.0
 show_percentage = false
+
+[node name="Chevron" type="Label" parent="IFFContainer"]
+layout_direction = 2
+layout_mode = 2
+size_flags_vertical = 1
+theme_override_colors/font_color = Color(1, 0, 0, 0.2)
+theme_override_colors/font_outline_color = Color(0, 0, 0, 0.2)
+theme_override_constants/outline_size = 3
+theme_override_constants/line_spacing = -20
+theme_override_font_sizes/font_size = 14
+text = "▼"
+horizontal_alignment = 1
+vertical_alignment = 2

interfaces/hud/iff_healthbar_fill_style.tres

@@ -0,0 +1,9 @@
+[gd_resource type="StyleBoxFlat" format=3 uid="uid://cgv081wfih7la"]
+
+[resource]
+bg_color = Color(1, 0, 0, 0.25)
+corner_radius_top_left = 3
+corner_radius_top_right = 3
+corner_radius_bottom_right = 3
+corner_radius_bottom_left = 3
+anti_aliasing = false