Add an early combat test and physics layers.

assets/characters/enemies/aqua_wizard.tscn

@@ -1,18 +1,25 @@
-[gd_scene load_steps=3 format=3 uid="uid://op561o2k0d4o"]
+[gd_scene load_steps=5 format=3 uid="uid://op561o2k0d4o"]
 
+[ext_resource type="Script" path="res://scripts/mob/attackable/enemy/aqua_wizard.gd" id="1_2xua2"]
+[ext_resource type="PackedScene" uid="uid://bqpe013mgarni" path="res://scripts/mob/attackable/attackable_health.tscn" id="1_051d3"]
 [ext_resource type="PackedScene" uid="uid://b3p21o2ljivu2" path="res://assets/characters/npcs/aqua_wizard.glb" id="1_hf2bh"]
 
 [sub_resource type="CapsuleShape3D" id="CapsuleShape3D_jxymx"]
 radius = 0.573225
 height = 2.59712
 
-[node name="AquaWizard" type="CharacterBody3D"]
+[node name="AquaWizard" type="CharacterBody3D" node_paths=PackedStringArray("health_manager")]
+script = ExtResource("1_2xua2")
+health_manager = NodePath("Visuals/Health")
 
 [node name="CollisionShape3D" type="CollisionShape3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.29, 0)
 shape = SubResource("CapsuleShape3D_jxymx")
 
 [node name="Visuals" type="Node3D" parent="."]
 
+[node name="Health" parent="Visuals" instance=ExtResource("1_051d3")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2.59677, 0)
+
 [node name="AquaWizard" parent="Visuals" instance=ExtResource("1_hf2bh")]
 transform = Transform3D(1.5, 0, 0, 0, 1.5, 0, 0, 0, 1.5, 0, 0, 0)

assets/characters/npcs/larry.tscn

@@ -1,44 +1,23 @@
-[gd_scene load_steps=7 format=3 uid="uid://bmicgu6inl8e5"]
+[gd_scene load_steps=5 format=3 uid="uid://bmicgu6inl8e5"]
 
-[ext_resource type="Script" path="res://assets/characters/npcs/larry.gd" id="1_7b1nv"]
-[ext_resource type="Script" path="res://scripts/mob/attackable/health_manager.gd" id="1_ile63"]
+[ext_resource type="Script" path="res://scripts/mob/attackable/npc/larry.gd" id="1_mma82"]
 [ext_resource type="PackedScene" uid="uid://b3p21o2ljivu2" path="res://assets/characters/npcs/aqua_wizard.glb" id="1_perw3"]
-[ext_resource type="PackedScene" uid="uid://bb6pl2i42qjqf" path="res://scenes/ui/status_bars/health_bar.tscn" id="2_46ytx"]
+[ext_resource type="PackedScene" uid="uid://bqpe013mgarni" path="res://scripts/mob/attackable/attackable_health.tscn" id="2_8ta6c"]
 
 [sub_resource type="CapsuleShape3D" id="CapsuleShape3D_tslik"]
 radius = 0.376215
 height = 1.77435
 
-[sub_resource type="ViewportTexture" id="ViewportTexture_vjeyi"]
-viewport_path = NodePath("Visuals/Health/SubViewport")
-
-[node name="Larry" type="CharacterBody3D" node_paths=PackedStringArray("health_manager")]
-script = ExtResource("1_7b1nv")
-health_manager = NodePath("Visuals/Health")
+[node name="Larry" type="CharacterBody3D"]
+script = ExtResource("1_mma82")
 
 [node name="CollisionShape3D" type="CollisionShape3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.88408, 0)
 shape = SubResource("CapsuleShape3D_tslik")
 
 [node name="Visuals" type="Node3D" parent="."]
 
-[node name="Health" type="Node3D" parent="Visuals"]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.72083, 0)
-script = ExtResource("1_ile63")
-metadata/_edit_lock_ = true
-
-[node name="SubViewport" type="SubViewport" parent="Visuals/Health"]
-transparent_bg = true
-size = Vector2i(530, 65)
-
-[node name="HealthBar" parent="Visuals/Health/SubViewport" instance=ExtResource("2_46ytx")]
-
-[node name="Sprite" type="Sprite3D" parent="Visuals/Health"]
-transform = Transform3D(0.15, 0, 0, 0, 0.15, 0, 0, 0, 0.15, 0, 0.0731125, 0)
-texture = SubResource("ViewportTexture_vjeyi")
-metadata/_edit_lock_ = true
-
-[node name="HideTimer" type="Timer" parent="Visuals/Health"]
+[node name="Health" parent="Visuals" instance=ExtResource("2_8ta6c")]
 
 [node name="Larry" parent="Visuals" instance=ExtResource("1_perw3")]
 metadata/_edit_lock_ = true

project.godot

@@ -71,6 +71,16 @@ quit={
 ]
 }
 
+[layer_names]
+
+3d_physics/layer_1="walls"
+3d_physics/layer_2="attackable"
+3d_physics/layer_3="player"
+3d_physics/layer_4="npc"
+3d_physics/layer_5="enemy"
+3d_physics/layer_6="item"
+3d_physics/layer_9="ground"
+
 [rendering]
 
 textures/vram_compression/import_etc2_astc=true

scenes/reia/reia.tscn

@@ -28,17 +28,22 @@ light_data = ExtResource("1_6htgl")
 
 [node name="MyPlayer" parent="Players" instance=ExtResource("3_m63h2")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1.347, -0.754201, 2.465)
+collision_layer = 6
+collision_mask = 287
 
 [node name="NPCs" type="Node3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1.57933, -0.75015, 1.28274)
 
 [node name="Larry" parent="NPCs" instance=ExtResource("2_w4lqh")]
+collision_mask = 287
 
 [node name="Enemies" type="Node3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1.57933, -0.75015, 1.28274)
 
 [node name="AquaWizard" parent="Enemies" instance=ExtResource("3_jgoiv")]
 transform = Transform3D(-0.351793, 0, 0.936078, 0, 1, 0, -0.936078, 0, -0.351793, -5.80119, 0, 2.76315)
+collision_layer = 18
+collision_mask = 287
 
 [node name="Terrain" type="Node" parent="."]
 
@@ -58,6 +63,8 @@ transform = Transform3D(0.766045, 0, 0.642788, 0, 1, 0, -0.642788, 0, 0.766045,
 [node name="Ground" type="CSGBox3D" parent="Terrain/Groundings"]
 transform = Transform3D(3.86976, 0, 0, 0, 1.00056, 0, 0, 0, 8.83943, 0, -0.75856, -24.7402)
 use_collision = true
+collision_layer = 256
+collision_mask = 0
 size = Vector3(35, 0.002, 15)
 material = SubResource("StandardMaterial3D_epo51")
 

scripts/mob/attackable/attackable.gd

@@ -11,10 +11,10 @@ var armor_defense = 3
 
 @export var health_manager: HealthManager
 
-func _on_hit(attacker: Attackable, attackee: Attackable):
-	if attackee.health == 0: return
-	attackee.health -= (attacker.strength + attacker.weapon_damage) - (attackee.defense + attackee.armor_defense)
-	attackee.health_manager.set_health(attackee.health, attackee.max_health)
+func _on_hit(attacker: Attackable):
+	if health == 0: return
+	health -= (attacker.strength + attacker.weapon_damage) - (defense + armor_defense)
+	health_manager.set_health(health, max_health)
 
 func _attack(attackable: Attackable):
-	attackable._on_hit(attackable, self)
+	attackable._on_hit(self)

scripts/mob/attackable/attackable_health.tscn

@@ -0,0 +1,33 @@
+[gd_scene load_steps=4 format=3 uid="uid://bqpe013mgarni"]
+
+[ext_resource type="Script" path="res://scripts/mob/attackable/health_manager.gd" id="1_tkq40"]
+[ext_resource type="PackedScene" uid="uid://bb6pl2i42qjqf" path="res://scenes/ui/status_bars/health_bar.tscn" id="2_xssh5"]
+
+[sub_resource type="ViewportTexture" id="ViewportTexture_pf4sx"]
+viewport_path = NodePath("SubViewport")
+
+[node name="Health" type="Node3D"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.72083, 0)
+script = ExtResource("1_tkq40")
+
+[node name="SubViewport" type="SubViewport" parent="."]
+transparent_bg = true
+size = Vector2i(520, 60)
+
+[node name="HealthBar" parent="SubViewport" instance=ExtResource("2_xssh5")]
+anchors_preset = 15
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_left = 0.0
+offset_top = 0.0
+offset_right = 0.0
+offset_bottom = 0.0
+scale = Vector2(0.438, 0.438)
+
+[node name="Sprite" type="Sprite3D" parent="."]
+transform = Transform3D(0.15, 0, 0, 0, 0.15, 0, 0, 0, 0.15, 0, 0.0731125, 0)
+texture = SubResource("ViewportTexture_pf4sx")
+
+[node name="HideTimer" type="Timer" parent="."]

scripts/mob/attackable/enemy/aqua_wizard.gd

@@ -0,0 +1 @@
+class_name AquaWizard extends Attackable

scripts/mob/attackable/player/player.gd

@@ -13,6 +13,10 @@ var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")
 func _ready():
 	Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
 
+func _process(_delta):
+	if position.y <= -10: # handle falling off the map for now
+		position.y = 1
+
 func _input(_event: InputEvent):
 	if Input.is_action_just_pressed("quit"):
 		if Input.get_mouse_mode() == Input.MOUSE_MODE_CAPTURED:
@@ -24,10 +28,6 @@ func _input(_event: InputEvent):
 			Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
 		print("click")
 
-	if Input.is_action_just_pressed("attack"):
-		GameUI.instance.status_bars.set_health(72, 100)
-		print("attack")
-
 func _unhandled_input(event: InputEvent):
 	if event is InputEventMouseButton:
 		print("Mouse Click/Unclick at: ", event.position)
@@ -63,14 +63,16 @@ func handle_camera(event: InputEvent):
 	camera.position.z =  pos_z_formula
 
 func handle_inputs():
+	handle_attack()
+
 	# Handle jump.
 	if Input.is_action_just_pressed("jump") and is_on_floor():
 		velocity.y = JUMP_VELOCITY
 
 	# Get the input direction and handle movement.
 
 	var input_dir = Input.get_vector("left", "right", "forward", "back")
-	print("input dir: ", input_dir)
+	if(input_dir): print("input dir: ", input_dir)
 	var direction = (camera_pivot.transform.basis * Vector3(input_dir.x, 0, input_dir.y)).normalized()
 	if direction:
 		velocity.x = direction.x * SPEED
@@ -82,3 +84,18 @@ func handle_inputs():
 	else:
 		velocity.x = move_toward(velocity.x, 0, SPEED)
 		velocity.z = move_toward(velocity.z, 0, SPEED)
+
+func handle_attack():
+	if Input.is_action_just_pressed("attack"):
+		# GameUI.instance.status_bars.set_health(72, 100)
+		var space = get_world_3d().direct_space_state
+		var query = PhysicsRayQueryParameters3D.create(camera.global_position,
+			camera.global_position - camera.global_transform.basis.z * 100, PhysicsUtils.arr_to_collision_mask(
+				[ PhysicsUtils.ENEMY_MASK ]
+			))
+		var collision = space.intersect_ray(query)
+		if collision:
+			print("Attacked:", collision.collider.name)
+			_attack(collision.collider)
+		else:
+			print("Collide with:", "nuthin")

scripts/utils/physics.gd

@@ -0,0 +1,17 @@
+class_name PhysicsUtils
+
+const WALL_MASK: int = 1
+const ATTACKABLE_MASK: int = 2
+const PLAYER_MASK: int = 3
+const NPC_MASK: int = 4
+static var ENEMY_MASK: int = 5
+const ITEM_MASK: int = 6
+
+const GROUND_MASK: int = 9
+
+# Converts an array of layer numbers to a collision mask.
+static func arr_to_collision_mask(arr: PackedByteArray):
+	var val = 0
+	for num in arr:
+		val += pow(2, num - 1)
+	return val