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kthecoderkthecoder
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Setup Flow Field Testing Scene
Still unsure why the flow field is returning (0,0,0) vector 3's but the flow field is filled with data.
1 parent dc202c8 commit ed899de

14 files changed

+455
-35
lines changed

‎demo/Test.tscn

Lines changed: 1 addition & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -1,22 +1,3 @@
1-
[gd_scene load_steps=2 format=3 uid="uid://cs6xj3i70yh0f"]
2-
3-
[sub_resource type="GDScript" id="GDScript_rvu7i"]
4-
script/source = "extends HelloWorld
5-
6-
func _ready():
7-
hello_message();
8-
"
1+
[gd_scene format=3 uid="uid://cs6xj3i70yh0f"]
92

103
[node name="Test" type="Node3D"]
11-
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[node name="HelloWorld" type="HelloWorld" parent="."]
13-
_import_path = NodePath("")
14-
unique_name_in_owner = false
15-
process_mode = 0
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process_priority = 0
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process_physics_priority = 0
18-
process_thread_group = 0
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physics_interpolation_mode = 0
20-
auto_translate_mode = 0
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editor_description = ""
22-
script = SubResource("GDScript_rvu7i")

‎demo/controller/agent/AgentController_FlowField.gd

Lines changed: 144 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,144 @@
1+
extends CharacterBody3D
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enum TaskStatus
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{
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Continue,
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Success,
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Failure
8+
};
9+
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enum WsAgent
11+
{
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wsEnemyRange,
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wsAgentMovement,
14+
wsHealth,
15+
};
16+
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enum AgentMovement
18+
{
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NewPosition,
20+
Arrived,
21+
};
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signal get_flow_movement(global_position : Vector3);
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const SPEED = 4.0
26+
var gravity: float = ProjectSettings.get_setting("physics/3d/default_gravity")
27+
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@onready var aiBrain = $AIBlueAgent
29+
@onready var agent_tick_rate = $AgentTickRate
30+
@onready var levelNode : Node3D = get_tree().get_root().find_child("TestLevel", true, false);
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var initial_position : Vector3
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var last_position : Vector3
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var moveToLocation : Vector3 = Vector3.ZERO
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var isRotationQuick : bool = false
37+
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var agentDelta : float = 0.0
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func _ready():
41+
if multiplayer.is_server():
42+
# Hook Up GDExtension HTN to the Agent
43+
var status : bool = aiBrain.agent_setup(self.get_path())
44+
print("Agent Setup Success: ", status);
45+
# Increase Performance by restricting the total Slides
46+
set_max_slides(2);
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var playerLoc = closest_player()
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if playerLoc:
50+
update_target_loc(playerLoc)
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func _physics_process(delta : float):
53+
if not is_on_floor():
54+
velocity.y -= gravity * delta
55+
# If we're below -40, respawn (teleport to the initial position).
56+
# We have fallen off the map
57+
if transform.origin.y < -40:
58+
transform.origin = initial_position
59+
60+
func _tick_rate_complete():
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last_position = global_position
62+
var playerLoc = closest_player()
63+
if playerLoc:
64+
update_target_loc(playerLoc)
65+
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func _cancel_navigation() -> void:
67+
velocity = Vector3.ZERO;
68+
aiBrain.movement_update(WsAgent.wsAgentMovement, AgentMovement.Arrived)
69+
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func _move_agent(safe_velocity : Vector3):
71+
velocity = safe_velocity
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var collision : KinematicCollision3D = move_and_collide(safe_velocity * get_physics_process_delta_time())
74+
if collision:
75+
var collider : Object = collision.get_collider()
76+
if collider is CharacterBody3D:
77+
velocity = safe_velocity.slide(collision.get_normal())
78+
elif collider is StaticBody3D:
79+
move_and_slide()
80+
81+
func update_target_loc(target_loc):
82+
moveToLocation = target_loc + Vector3(randf_range(-1.5,1.5), 0, randf_range(-1.5,1.5))
83+
# Update AI Brain State
84+
aiBrain.movement_update(WsAgent.wsAgentMovement, AgentMovement.NewPosition)
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func moveTo() -> int:
87+
var moveVec : Vector3 = levelNode.get_movement_vector(global_position);
88+
# Change this to check if Agent is at Location
89+
if global_position.distance_to(moveToLocation) <= 1:
90+
return TaskStatus.Success
91+
if(global_position != moveToLocation):
92+
var new_direction : Vector3 = moveVec
93+
# Ensure Units Rotate correctly
94+
_rotate_agent(new_direction)
95+
var steering_behavior_velocity : Vector3 = (new_direction - velocity) * agentDelta * SPEED
96+
var new_velocity : Vector3 = velocity + steering_behavior_velocity
97+
_move_agent(new_velocity);
98+
99+
return TaskStatus.Continue;
100+
elif(global_position == moveToLocation):
101+
print("No where to move")
102+
return TaskStatus.Success;
103+
else:
104+
print("Failure")
105+
return TaskStatus.Failure;
106+
107+
func _rotate_agent(direction : Vector3):
108+
if isRotationQuick:
109+
rotation.y = atan2(velocity.x, velocity.y)
110+
else:
111+
var pos : Vector2 = Vector2(-transform.basis.z.x, -transform.basis.z.z)
112+
var outcome : Vector2 = Vector2(direction.x, direction.z)
113+
rotation.y -= pos.angle_to(outcome) * agentDelta * SPEED
114+
115+
func closest_player() -> Vector3:
116+
var players = get_tree().get_nodes_in_group("Player")
117+
var closest_player_location = null
118+
var closest_distance = INF
119+
120+
for player in players:
121+
var distance = self.global_transform.origin.distance_to(player.global_transform.origin)
122+
if distance < closest_distance:
123+
closest_distance = distance
124+
closest_player_location = player
125+
if closest_player_location:
126+
return closest_player_location.global_transform.origin
127+
else:
128+
return Vector3.ZERO
129+
130+
func _on_vision_sensor_timeout():
131+
var overlaps : Array = $VisionArea.get_overlapping_bodies()
132+
if overlaps.size() > 0:
133+
for overlap in overlaps:
134+
if overlap.name == "Player":
135+
print('Vision Sensor : Detecting Possible Enemy')
136+
var playerPos = overlap.global_transform.origin
137+
$VisionRayCast.look_at(playerPos, Vector3.UP)
138+
$VisionRayCast.force_raycast_update()
139+
140+
if $VisionRayCast.is_colliding():
141+
var collider = $VisionRayCast.get_collider()
142+
143+
if collider.name == "Player":
144+
print('Vision Sensor : Detected Enemy in Sight')

‎demo/controller/agent/AgentController_FlowField.gd.uid

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1 @@
1+
uid://d24durxc7fb1d

‎demo/controller/agent/AgentController_FlowField.tscn

Lines changed: 45 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,45 @@
1+
[gd_scene load_steps=5 format=3 uid="uid://b5ea1ooccdfrs"]
2+
3+
[ext_resource type="Script" uid="uid://d24durxc7fb1d" path="res://controller/agent/AgentController_FlowField.gd" id="1_i33e0"]
4+
[ext_resource type="PackedScene" uid="uid://cmax004dml8eg" path="res://assets/models/triangle.tscn" id="2_emrt6"]
5+
6+
[sub_resource type="SphereShape3D" id="SphereShape3D_2sch0"]
7+
8+
[sub_resource type="ConvexPolygonShape3D" id="ConvexPolygonShape3D_lhsr8"]
9+
points = PackedVector3Array(-0.000414371, -1.08583, -1.59394, -0.413111, -1.08583, -1.56336, -0.000414371, 1, -0.00031209, 0.412696, -1.08583, -1.56336, -0.810062, -1.08583, -1.47286, -1.17594, -1.08583, -1.32558, -1.49665, -1.08583, -1.12712, -1.76018, -1.08583, -0.885591, -1.95575, -1.08583, -0.610053, -2.07591, -1.08583, -0.311111, -2.11652, -1.08583, -0.00031209, -2.07591, -1.08583, 0.310799, -1.95575, -1.08583, 0.609741, -1.76018, -1.08583, 0.885279, -1.49665, -1.08583, 1.1268, -1.17594, -1.08583, 1.32527, -0.810062, -1.08583, 1.47255, -0.413111, -1.08583, 1.56305, -0.000414371, -1.08583, 1.59394, 0.412696, -1.08583, 1.56305, 0.809648, -1.08583, 1.47255, 1.17552, -1.08583, 1.32527, 1.49623, -1.08583, 1.1268, 1.75976, -1.08583, 0.885279, 1.95534, -1.08583, 0.609741, 2.0755, -1.08583, 0.310799, 2.11652, -1.08583, -0.00031209, 2.0755, -1.08583, -0.311111, 1.95534, -1.08583, -0.610053, 1.75976, -1.08583, -0.885591, 1.49623, -1.08583, -1.12712, 1.17552, -1.08583, -1.32558, 0.809648, -1.08583, -1.47286)
10+
11+
[node name="AgentController" type="CharacterBody3D" groups=["Agent"]]
12+
script = ExtResource("1_i33e0")
13+
14+
[node name="AIBlueAgent" type="AIBlueAgent" parent="."]
15+
16+
[node name="AgentModel" type="Node3D" parent="."]
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18+
[node name="triangle" parent="AgentModel" instance=ExtResource("2_emrt6")]
19+
20+
[node name="CollisionShape3D" type="CollisionShape3D" parent="."]
21+
transform = Transform3D(2.2, 0, 0, 0, 2.2, 0, 0, 0, 2.2, 0, 1, 0)
22+
shape = SubResource("SphereShape3D_2sch0")
23+
24+
[node name="VisionArea" type="Area3D" parent="."]
25+
26+
[node name="CollisionShape3D" type="CollisionShape3D" parent="VisionArea"]
27+
transform = Transform3D(12, 0, 0, 0, -5.24537e-07, -12, 0, 12, -5.24537e-07, 0, 1, -11.057)
28+
shape = SubResource("ConvexPolygonShape3D_lhsr8")
29+
30+
[node name="AgentTickRate" type="Timer" parent="."]
31+
autostart = true
32+
33+
[node name="VisionSensor" type="Timer" parent="."]
34+
wait_time = 0.15
35+
autostart = true
36+
37+
[node name="VisionRayCast" type="RayCast3D" parent="."]
38+
39+
[node name="NavigationAgent3D" type="NavigationAgent3D" parent="."]
40+
avoidance_enabled = true
41+
debug_enabled = true
42+
43+
[connection signal="timeout" from="VisionSensor" to="." method="_on_vision_sensor_timeout"]
44+
45+
[editable path="AgentModel/triangle"]

‎demo/scenes/Level/flow_field.tscn

Lines changed: 4 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,6 @@
1-
[gd_scene load_steps=15 format=3 uid="uid://bu2bnqb7jbvdv"]
1+
[gd_scene load_steps=14 format=3 uid="uid://bu2bnqb7jbvdv"]
22

3-
[ext_resource type="Script" uid="uid://co51i1xik6ibh" path="res://scripts/Levels/LevelScript.gd" id="1_twb67"]
4-
[ext_resource type="Script" uid="uid://basfttxylkrle" path="res://scripts/SteeringBehaviors/FlowField.gd" id="2_70utq"]
3+
[ext_resource type="Script" uid="uid://dxnt5r5m5t1hs" path="res://scripts/Levels/LevelScript_Flow_Field.gd" id="1_o5lst"]
54
[ext_resource type="Script" uid="uid://bydjrl4wumi6y" path="res://scripts/Spawners/Spawning.gd" id="2_o5lst"]
65
[ext_resource type="PackedScene" uid="uid://d37wo3mvlcmia" path="res://spawner/AgentSpawner.tscn" id="3_70utq"]
76
[ext_resource type="Texture2D" uid="uid://l0ib77o0wncj" path="res://assets/textures/Prototype/Dark/texture_08.png" id="4_sf0pg"]
@@ -39,10 +38,7 @@ albedo_color = Color(0.345098, 0.517647, 0.65098, 1)
3938
data = PackedVector3Array(-3, 3, 3, 3, 3, 3, -3, -3, 3, 3, 3, 3, 3, -3, 3, -3, -3, 3, 3, 3, -3, -3, 3, -3, 3, -3, -3, -3, 3, -3, -3, -3, -3, 3, -3, -3, 3, 3, 3, 3, 3, -3, 3, -3, 3, 3, 3, -3, 3, -3, -3, 3, -3, 3, -3, 3, -3, -3, 3, 3, -3, -3, -3, -3, 3, 3, -3, -3, 3, -3, -3, -3, 3, 3, 3, -3, 3, 3, 3, 3, -3, -3, 3, 3, -3, 3, -3, 3, 3, -3, -3, -3, 3, 3, -3, 3, -3, -3, -3, 3, -3, 3, 3, -3, -3, -3, -3, -3)
4039

4140
[node name="TestLevel" type="Node3D"]
42-
script = ExtResource("1_twb67")
43-
44-
[node name="FlowField" type="FlowField" parent="."]
45-
script = ExtResource("2_70utq")
41+
script = ExtResource("1_o5lst")
4642

4743
[node name="DirectionalLight3D" type="DirectionalLight3D" parent="."]
4844
transform = Transform3D(-0.866023, -0.433016, 0.250001, 0, 0.499998, 0.866027, -0.500003, 0.749999, -0.43301, 0, 0, 0)
@@ -75,7 +71,7 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 8.39961, 0.220346, -0.233832)
7571
[node name="SpawnedPlayers" type="Node3D" parent="Spawning"]
7672

7773
[node name="AgentSpawner" type="MultiplayerSpawner" parent="Spawning"]
78-
_spawnable_scenes = PackedStringArray("uid://d1l8jr35roq11")
74+
_spawnable_scenes = PackedStringArray("uid://b5ea1ooccdfrs")
7975
spawn_path = NodePath("../SpawnedAgents")
8076

8177
[node name="AgentSpawners" type="Node3D" parent="Spawning"]

‎demo/scenes/Level/flow_field.tscn2987646363.tmp

Lines changed: 142 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,142 @@
1+
[gd_scene load_steps=15 format=3 uid="uid://bu2bnqb7jbvdv"]
2+
3+
[ext_resource type="Script" uid="uid://dxnt5r5m5t1hs" path="res://scripts/Levels/LevelScript_Flow_Field.gd" id="1_o5lst"]
4+
[ext_resource type="Script" uid="uid://basfttxylkrle" path="res://scripts/SteeringBehaviors/FlowField.gd" id="2_70utq"]
5+
[ext_resource type="Script" uid="uid://bydjrl4wumi6y" path="res://scripts/Spawners/Spawning.gd" id="2_o5lst"]
6+
[ext_resource type="PackedScene" uid="uid://d37wo3mvlcmia" path="res://spawner/AgentSpawner.tscn" id="3_70utq"]
7+
[ext_resource type="Texture2D" uid="uid://l0ib77o0wncj" path="res://assets/textures/Prototype/Dark/texture_08.png" id="4_sf0pg"]
8+
9+
[sub_resource type="ProceduralSkyMaterial" id="ProceduralSkyMaterial_qstfa"]
10+
sky_horizon_color = Color(0.64625, 0.65575, 0.67075, 1)
11+
ground_horizon_color = Color(0.64625, 0.65575, 0.67075, 1)
12+
13+
[sub_resource type="Sky" id="Sky_irks6"]
14+
sky_material = SubResource("ProceduralSkyMaterial_qstfa")
15+
16+
[sub_resource type="Environment" id="Environment_heqyn"]
17+
background_mode = 2
18+
sky = SubResource("Sky_irks6")
19+
tonemap_mode = 2
20+
glow_enabled = true
21+
22+
[sub_resource type="QuadMesh" id="QuadMesh_706t6"]
23+
size = Vector2(200, 200)
24+
orientation = 1
25+
26+
[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_5wmcq"]
27+
albedo_texture = ExtResource("4_sf0pg")
28+
29+
[sub_resource type="BoxShape3D" id="BoxShape3D_6wtjj"]
30+
size = Vector3(200, 1, 200)
31+
32+
[sub_resource type="BoxMesh" id="BoxMesh_31y8d"]
33+
size = Vector3(6, 6, 6)
34+
35+
[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_brjmj"]
36+
albedo_color = Color(0.345098, 0.517647, 0.65098, 1)
37+
38+
[sub_resource type="ConcavePolygonShape3D" id="ConcavePolygonShape3D_ukqwy"]
39+
data = PackedVector3Array(-3, 3, 3, 3, 3, 3, -3, -3, 3, 3, 3, 3, 3, -3, 3, -3, -3, 3, 3, 3, -3, -3, 3, -3, 3, -3, -3, -3, 3, -3, -3, -3, -3, 3, -3, -3, 3, 3, 3, 3, 3, -3, 3, -3, 3, 3, 3, -3, 3, -3, -3, 3, -3, 3, -3, 3, -3, -3, 3, 3, -3, -3, -3, -3, 3, 3, -3, -3, 3, -3, -3, -3, 3, 3, 3, -3, 3, 3, 3, 3, -3, -3, 3, 3, -3, 3, -3, 3, 3, -3, -3, -3, 3, 3, -3, 3, -3, -3, -3, 3, -3, 3, 3, -3, -3, -3, -3, -3)
40+
41+
[node name="TestLevel" type="Node3D"]
42+
script = ExtResource("1_o5lst")
43+
44+
[node name="FlowField" type="FlowField" parent="."]
45+
script = ExtResource("2_70utq")
46+
47+
[node name="DirectionalLight3D" type="DirectionalLight3D" parent="."]
48+
transform = Transform3D(-0.866023, -0.433016, 0.250001, 0, 0.499998, 0.866027, -0.500003, 0.749999, -0.43301, 0, 0, 0)
49+
shadow_enabled = true
50+
51+
[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
52+
environment = SubResource("Environment_heqyn")
53+
54+
[node name="Spawning" type="Node3D" parent="."]
55+
script = ExtResource("2_o5lst")
56+
57+
[node name="PlayerSpawner" type="MultiplayerSpawner" parent="Spawning"]
58+
_spawnable_scenes = PackedStringArray("uid://6s5rk0xolkxi")
59+
spawn_path = NodePath("../SpawnedPlayers")
60+
61+
[node name="PlayerSpawnPoints" type="Node3D" parent="Spawning"]
62+
63+
[node name="Marker3D" type="Marker3D" parent="Spawning/PlayerSpawnPoints"]
64+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.220346, -6.96668)
65+
66+
[node name="Marker3D2" type="Marker3D" parent="Spawning/PlayerSpawnPoints"]
67+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.220346, 7.19992)
68+
69+
[node name="Marker3D3" type="Marker3D" parent="Spawning/PlayerSpawnPoints"]
70+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -9.22954, 0.220346, -0.233832)
71+
72+
[node name="Marker3D4" type="Marker3D" parent="Spawning/PlayerSpawnPoints"]
73+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 8.39961, 0.220346, -0.233832)
74+
75+
[node name="SpawnedPlayers" type="Node3D" parent="Spawning"]
76+
77+
[node name="AgentSpawner" type="MultiplayerSpawner" parent="Spawning"]
78+
_spawnable_scenes = PackedStringArray("uid://b5ea1ooccdfrs")
79+
spawn_path = NodePath("../SpawnedAgents")
80+
81+
[node name="AgentSpawners" type="Node3D" parent="Spawning"]
82+
83+
[node name="AgentSpawner" parent="Spawning/AgentSpawners" instance=ExtResource("3_70utq")]
84+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 15.2856, 81.8714)
85+
86+
[node name="SpawnedAgents" type="Node3D" parent="Spawning"]
87+
88+
[node name="Ground" type="StaticBody3D" parent="." groups=["Ground"]]
89+
90+
[node name="MeshInstance3D" type="MeshInstance3D" parent="Ground"]
91+
mesh = SubResource("QuadMesh_706t6")
92+
surface_material_override/0 = SubResource("StandardMaterial3D_5wmcq")
93+
94+
[node name="CollisionShape3D" type="CollisionShape3D" parent="Ground"]
95+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.49, 0)
96+
shape = SubResource("BoxShape3D_6wtjj")
97+
98+
[node name="Obstacles" type="Node3D" parent="."]
99+
100+
[node name="MeshInstance3D" type="MeshInstance3D" parent="Obstacles"]
101+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -48.3205, 2.93985, 0)
102+
mesh = SubResource("BoxMesh_31y8d")
103+
skeleton = NodePath("")
104+
surface_material_override/0 = SubResource("StandardMaterial3D_brjmj")
105+
106+
[node name="StaticBody3D" type="StaticBody3D" parent="Obstacles/MeshInstance3D"]
107+
108+
[node name="CollisionShape3D" type="CollisionShape3D" parent="Obstacles/MeshInstance3D/StaticBody3D"]
109+
shape = SubResource("ConcavePolygonShape3D_ukqwy")
110+
111+
[node name="MeshInstance3D2" type="MeshInstance3D" parent="Obstacles"]
112+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 38.5944, 2.93985, 0)
113+
mesh = SubResource("BoxMesh_31y8d")
114+
skeleton = NodePath("")
115+
surface_material_override/0 = SubResource("StandardMaterial3D_brjmj")
116+
117+
[node name="StaticBody3D" type="StaticBody3D" parent="Obstacles/MeshInstance3D2"]
118+
119+
[node name="CollisionShape3D" type="CollisionShape3D" parent="Obstacles/MeshInstance3D2/StaticBody3D"]
120+
shape = SubResource("ConcavePolygonShape3D_ukqwy")
121+
122+
[node name="MeshInstance3D3" type="MeshInstance3D" parent="Obstacles"]
123+
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -21.78, 2.93985, -44.8711)
124+
mesh = SubResource("BoxMesh_31y8d")
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skeleton = NodePath("")
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surface_material_override/0 = SubResource("StandardMaterial3D_brjmj")
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[node name="StaticBody3D" type="StaticBody3D" parent="Obstacles/MeshInstance3D3"]
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[node name="CollisionShape3D" type="CollisionShape3D" parent="Obstacles/MeshInstance3D3/StaticBody3D"]
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shape = SubResource("ConcavePolygonShape3D_ukqwy")
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[node name="MeshInstance3D4" type="MeshInstance3D" parent="Obstacles"]
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transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -21.78, 2.93985, 40.8336)
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mesh = SubResource("BoxMesh_31y8d")
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skeleton = NodePath("")
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surface_material_override/0 = SubResource("StandardMaterial3D_brjmj")
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[node name="StaticBody3D" type="StaticBody3D" parent="Obstacles/MeshInstance3D4"]
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[node name="CollisionShape3D" type="CollisionShape3D" parent="Obstacles/MeshInstance3D4/StaticBody3D"]
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shape = SubResource("ConcavePolygonShape3D_ukqwy")

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