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feat: add npc path finding to the zones based on needs

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This commit is contained in:
Rijad Zuzo
2026-06-19 10:02:42 +02:00
parent e2549ac50c
commit af3495f4e3
4 changed files with 88 additions and 23 deletions
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main.tscn
+10 -2
View File
@@ -1,4 +1,4 @@
[gd_scene load_steps=12 format=3 uid="uid://rs3hv73svbpa"]
[gd_scene load_steps=13 format=3 uid="uid://rs3hv73svbpa"]
[ext_resource type="Script" uid="uid://4mg67crlim53" path="res://player/player.gd" id="1_h2yge"]
[ext_resource type="Script" uid="uid://ii8ai801jur2" path="res://player/camera_rig.gd" id="2_1bvp3"]
@@ -6,6 +6,10 @@
[ext_resource type="Script" uid="uid://c1f3b26n4yntf" path="res://world/world_view_manager.gd" id="4_1bvp3"]
[ext_resource type="PackedScene" uid="uid://dhxxyprqflotq" path="res://player/npc/NpcVisual.tscn" id="5_lquwl"]
[sub_resource type="NavigationMesh" id="NavigationMesh_lquwl"]
vertices = PackedVector3Array(-14.5, 0.4, -14.5, -14.5, 0.4, 14.5, 14.5, 0.4, 14.5, 14.5, 0.4, -14.5)
polygons = [PackedInt32Array(3, 2, 0), PackedInt32Array(0, 2, 1)]
[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_o5qli"]
albedo_color = Color(0.16862746, 0.52156866, 0.30588236, 1)
@@ -34,10 +38,14 @@ light_energy = 2.0
[node name="World" type="Node3D" parent="."]
[node name="Ground" type="MeshInstance3D" parent="World"]
[node name="NavigationRegion3D" type="NavigationRegion3D" parent="World"]
navigation_mesh = SubResource("NavigationMesh_lquwl")
[node name="Ground" type="MeshInstance3D" parent="World/NavigationRegion3D"]
transform = Transform3D(30, 0, 0, 0, 0.1, 0, 0, 0, 30, 0, -0.05, 0)
material_override = SubResource("StandardMaterial3D_o5qli")
mesh = SubResource("BoxMesh_sgp6g")
skeleton = NodePath("../..")
[node name="Player" type="CharacterBody3D" parent="." node_paths=PackedStringArray("camera_rig")]
script = ExtResource("1_h2yge")
player/npc/NpcVisual.gd
+42 -13
View File
@@ -1,41 +1,70 @@
extends CharacterBody3D
const DEBUG_LOGS := false
@export var move_speed := 3.0
@export var rotation_speed := 8.0
@export var waypoint_reached_distance := 0.35
@onready var nav_agent: NavigationAgent3D = $NavigationAgent3D
var sim_id: int = -1
var npc_name: String = ""
var profession: String = ""
var target_position: Vector3
var has_target := false
var current_path: PackedVector3Array = []
var path_index := 0
var current_target := Vector3.INF
func debug_log(message: String) -> void:
if DEBUG_LOGS:
print("[NPCVisual] ", name, " | ", message)
func setup_from_sim(npc: SimNPC) -> void:
sim_id = npc.id
npc_name = npc.npc_name
profession = npc.profession
name = "NPC_%s_%s" % [sim_id, npc_name]
target_position = global_position
func set_target_position(pos: Vector3) -> void:
target_position = pos
has_target = true
func _physics_process(delta: float) -> void:
if not has_target:
if current_target.distance_to(pos) < 0.1:
return
var to_target := target_position - global_position
to_target.y = 0
current_target = pos
nav_agent.target_position = pos
if to_target.length() < 0.25:
await get_tree().physics_frame
current_path = NavigationServer3D.map_get_path(
get_world_3d().navigation_map,
global_position,
pos,
true
)
path_index = 0
debug_log("New target: %s Path points: %s" % [pos, current_path.size()])
func _physics_process(delta: float) -> void:
if current_path.is_empty() or path_index >= current_path.size():
velocity = Vector3.ZERO
move_and_slide()
return
var direction := to_target.normalized()
var next_pos := current_path[path_index]
var flat_next_pos := Vector3(next_pos.x, global_position.y, next_pos.z)
var to_next := flat_next_pos - global_position
if to_next.length() <= waypoint_reached_distance:
path_index += 1
return
var direction := to_next.normalized()
velocity.x = direction.x * move_speed
velocity.z = direction.z * move_speed
velocity.y = 0
velocity.y = 0.0
move_and_slide()
player/npc/NpcVisual.tscn
+6
View File
@@ -26,3 +26,9 @@ mesh = SubResource("CapsuleMesh_d844k")
[node name="FaceMarker" type="MeshInstance3D" parent="."]
transform = Transform3D(0.15, 0, 0, 0, 0.15, 0, 0, 0, 0.35, 0, 1.2, 0.59052056)
mesh = SubResource("BoxMesh_d844k")
[node name="NavigationAgent3D" type="NavigationAgent3D" parent="."]
path_desired_distance = 0.3
target_desired_distance = 0.5
height = 1.7
radius = 0.4
world/world_view_manager.gd
+30 -8
View File
@@ -1,5 +1,7 @@
extends Node
const DEBUG_LOGS := true
@export var npc_visual_scene: PackedScene
@export var simulation_manager: Node
@export var active_npcs_parent: Node3D
@@ -11,11 +13,24 @@ extends Node
@export var rest_zone: Marker3D
@export var food_zone: Marker3D
var active_npc_visuals := {} # sim_id -> NPCVisual
var active_npc_visuals := {}
func debug_log(message: String) -> void:
if DEBUG_LOGS:
print("[WorldViewManager] ", message)
func _ready() -> void:
call_deferred("spawn_initial_npcs")
var target_update_timer := 0.0
var target_update_interval := 0.5
func _process(delta: float) -> void:
target_update_timer += delta
if target_update_timer >= target_update_interval:
target_update_timer = 0.0
update_npc_targets()
func spawn_initial_npcs() -> void:
if simulation_manager == null:
push_error("WorldViewManager: simulation_manager is missing")
@@ -25,6 +40,12 @@ func spawn_initial_npcs() -> void:
push_error("WorldViewManager: npc_visual_scene is missing")
return
if active_npcs_parent == null:
push_error("WorldViewManager: active_npcs_parent is missing")
return
debug_log("Spawning NPC visuals. Count: %s" % simulation_manager.npcs.size())
for npc in simulation_manager.npcs:
spawn_npc_visual(npc)
@@ -32,7 +53,7 @@ func spawn_npc_visual(npc: SimNPC) -> void:
if active_npc_visuals.has(npc.id):
return
var visual := npc_visual_scene.instantiate()
var visual = npc_visual_scene.instantiate()
active_npcs_parent.add_child(visual)
visual.global_position = npc.position
@@ -40,10 +61,8 @@ func spawn_npc_visual(npc: SimNPC) -> void:
active_npc_visuals[npc.id] = visual
func _process(delta: float) -> void:
update_npc_targets()
debug_log("Spawned visual for %s at %s" % [npc.npc_name, npc.position])
func update_npc_targets() -> void:
if simulation_manager == null:
return
@@ -55,8 +74,11 @@ func update_npc_targets() -> void:
var visual = active_npc_visuals[npc.id]
var target := get_target_for_task(npc.current_task)
if target != null:
visual.set_target_position(target.global_position)
if target == null:
debug_log("No target for task: %s" % npc.current_task)
continue
visual.set_target_position(target.global_position)
func get_target_for_task(task: String) -> Marker3D:
match task: