Improve Bunny AI Performance Impact

Assets/Tileset.tres

@@ -1,12 +1,14 @@
-[gd_resource type="TileSet" load_steps=4 format=3 uid="uid://bj7uu2180mie3"]
+[gd_resource type="TileSet" load_steps=5 format=3 uid="uid://bj7uu2180mie3"]
 
 [ext_resource type="Texture2D" uid="uid://dl2qogjortsbo" path="res://Assets/Sprites/TileMap.png" id="1_cl3se"]
 
-[sub_resource type="NavigationPolygon" id="NavigationPolygon_fhapu"]
+[sub_resource type="NavigationPolygon" id="NavigationPolygon_l6uwm"]
 vertices = PackedVector2Array(-16, -16, 16, -16, 16, 16, -16, 16)
 polygons = Array[PackedInt32Array]([PackedInt32Array(0, 1, 2, 3)])
 outlines = Array[PackedVector2Array]([PackedVector2Array(-16, -16, 16, -16, 16, 16, -16, 16)])
 
+[sub_resource type="NavigationPolygon" id="NavigationPolygon_dkm5b"]
+
 [sub_resource type="TileSetAtlasSource" id="TileSetAtlasSource_mgef5"]
 texture = ExtResource("1_cl3se")
 texture_region_size = Vector2i(32, 32)
@@ -431,6 +433,7 @@ texture_region_size = Vector2i(32, 32)
 9:3/0/terrains_peering_bit/top_left_corner = 0
 9:3/0/terrains_peering_bit/top_side = 0
 9:3/0/terrains_peering_bit/top_right_corner = 0
+9:3/0/navigation_layer_0/polygon = SubResource("NavigationPolygon_dkm5b")
 10:3/0 = 0
 10:3/0/terrain_set = 0
 10:3/0/terrain = 0
@@ -452,12 +455,21 @@ texture_region_size = Vector2i(32, 32)
 11:3/0/terrains_peering_bit/left_side = 0
 11:3/0/terrains_peering_bit/top_left_corner = 0
 11:3/0/terrains_peering_bit/top_side = 0
+10:1/next_alternative_id = 11
 10:1/0 = 0
 10:1/0/terrain_set = 0
 10:1/0/terrain = 1
 10:1/0/physics_layer_0/linear_velocity = Vector2(0, 0)
 10:1/0/physics_layer_0/angular_velocity = 0.0
-10:1/0/navigation_layer_0/polygon = SubResource("NavigationPolygon_fhapu")
+10:1/0/terrains_peering_bit/right_side = 1
+10:1/0/terrains_peering_bit/bottom_right_corner = 1
+10:1/0/terrains_peering_bit/bottom_side = 1
+10:1/0/terrains_peering_bit/bottom_left_corner = 1
+10:1/0/terrains_peering_bit/left_side = 1
+10:1/0/terrains_peering_bit/top_left_corner = 1
+10:1/0/terrains_peering_bit/top_side = 1
+10:1/0/terrains_peering_bit/top_right_corner = 1
+10:1/0/navigation_layer_0/polygon = SubResource("NavigationPolygon_l6uwm")
 
 [resource]
 tile_size = Vector2i(32, 32)

Assets/UI/Theme.tres

@@ -41,7 +41,7 @@
 [ext_resource type="StyleBox" uid="uid://0jfr1uwuog0s" path="res://Assets/UI/Slider/v/background.tres" id="39_dl1e4"]
 [ext_resource type="FontFile" uid="uid://dqdeftjkwxe64" path="res://Assets/Fonts/Dogica/dogicapixel.ttf" id="40_bmcvq"]
 
-[sub_resource type="Image" id="Image_fjlcl"]
+[sub_resource type="Image" id="Image_iaqit"]
 data = {
 "data": PackedByteArray(255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 64, 255, 255, 255, 64, 255, 255, 255, 0),
 "format": "RGBA8",
@@ -51,7 +51,7 @@ data = {
 }
 
 [sub_resource type="ImageTexture" id="ImageTexture_g5bup"]
-image = SubResource("Image_fjlcl")
+image = SubResource("Image_iaqit")
 
 [sub_resource type="StyleBoxEmpty" id="StyleBoxEmpty_sj7h5"]
 

Prefabs/Settings Menu.tscn

@@ -61,7 +61,6 @@ size_flags_vertical = 3
 tabs_rearrange_group = 0
 
 [node name="Video" type="MarginContainer" parent="Panel/MarginContainer/VBoxContainer/SettingsTabs"]
-visible = false
 layout_mode = 2
 theme_override_constants/margin_left = 4
 theme_override_constants/margin_top = 4
@@ -232,6 +231,7 @@ min_value = -72.0
 max_value = 0.0
 
 [node name="Controls" type="MarginContainer" parent="Panel/MarginContainer/VBoxContainer/SettingsTabs"]
+visible = false
 layout_mode = 2
 theme_override_constants/margin_left = 4
 theme_override_constants/margin_top = 4

Prefabs/bunny.tscn

@@ -1,13 +1,8 @@
-[gd_scene load_steps=12 format=3 uid="uid://cpl4tllohhyel"]
+[gd_scene load_steps=10 format=3 uid="uid://cpl4tllohhyel"]
 
 [ext_resource type="Script" path="res://Scripts/EntitySystem/Bunny.gd" id="1_1kj2b"]
 [ext_resource type="Texture2D" uid="uid://df2fluk0dlqar" path="res://Assets/Sprites/Bunny/bad_bunny_spritesheet.png" id="2_v8p70"]
 
-[sub_resource type="CircleShape2D" id="CircleShape2D_sedmr"]
-
-[sub_resource type="CircleShape2D" id="CircleShape2D_itvjj"]
-radius = 14.0
-
 [sub_resource type="Animation" id="Animation_6br4g"]
 resource_name = "Idle"
 tracks/0/type = "value"
@@ -116,9 +111,7 @@ _data = {
 "RESET": SubResource("Animation_mp212")
 }
 
-[node name="Bunny" type="CharacterBody2D" node_paths=PackedStringArray("animation_player", "agent")]
+[node name="Bunny" type="Node2D" node_paths=PackedStringArray("animation_player", "agent")]
-collision_layer = 4
-collision_mask = 15
 script = ExtResource("1_1kj2b")
 animation_player = NodePath("BunnyAnimator")
 agent = NodePath("NavigationAgent")
@@ -129,23 +122,10 @@ texture = ExtResource("2_v8p70")
 hframes = 5
 vframes = 4
 
-[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
-shape = SubResource("CircleShape2D_sedmr")
-
 [node name="NavigationAgent" type="NavigationAgent2D" parent="."]
 path_metadata_flags = 0
 
-[node name="Area2D" type="Area2D" parent="."]
-collision_layer = 64
-collision_mask = 4
-
-[node name="CollisionShape2D" type="CollisionShape2D" parent="Area2D"]
-shape = SubResource("CircleShape2D_itvjj")
-
 [node name="BunnyAnimator" type="AnimationPlayer" parent="."]
 libraries = {
 "": SubResource("AnimationLibrary_uuf00")
 }
-
-[connection signal="body_entered" from="Area2D" to="." method="_on_collision"]
-[connection signal="body_exited" from="Area2D" to="." method="_of_collision"]

Scripts/EntitySystem/Bunny.gd

@@ -1,53 +1,75 @@
-extends CharacterBody2D
+extends Node2D
 class_name Bunny
 
 @export var animation_player : AnimationPlayer
-@export var min_distance_to_player := 80.0
+@export var min_distance_to_player := 20.0
-@export var max_distance_to_player := 800.0
+@export var max_distance_to_player := 500.0
 @export var agent : NavigationAgent2D
-@export var speed := 100.0
+@export var speed := 3.0
 
 var health : int
 var team : int
 var player : Node2D
 
 var on_death_callbacks : Array
+var move_velocity : Vector2
 
+var next_location : Vector2
+var randomized_next_location : Vector2
 var dir : Vector2
-var spread_time : float
+
-var current_time : float
+var time_since_got_player := 100.0
-var collisions : int
+var time_since_got_move_location := 100.0
+var last_player_velocity := 0.0
+var last_target_position : Vector2
+
+var max_pos_check_time := 0.5
+var max_pos_check_time_inactive_scalar := 10.0
+var max_get_move_location_time := 0.125
+
+var random_goal_spread_factor := 2.5
+var random_move_location_spread_factor := 8.0
+var random_angle_change := deg_to_rad(4.0)
 
 func _ready():
-	seed(int(str(self)))
+	pass
-	spread_time = randf() * 2 + 0.1
-	current_time = spread_time
 	
 func _physics_process(delta):
-	current_time -= delta
+	randomize()
-	if player != null and self.global_position.distance_to(player.global_position) < max_distance_to_player and collisions <= 3:
+	
-		if current_time <= 0:
+	if abs(player.velocity.length() - last_player_velocity) > 100.0:
-			current_time = spread_time
+		time_since_got_player = max_pos_check_time
-			agent.target_position = player.global_position
+	if time_since_got_player >= max_pos_check_time and player.velocity.length() > 0.1:
-			if min_distance_to_player and agent.is_target_reachable():
+		time_since_got_player = randf() * max_pos_check_time * 0.5
-				var next_location = agent.get_next_path_position() + Vector2(randf() - 0.5 * 2, randf() - 0.5 * 2)
+		update_target_pos()
-				dir = self.global_position.direction_to(next_location).normalized()
+	if time_since_got_player >= max_pos_check_time * max_pos_check_time_inactive_scalar and player.velocity.length() < 0.1:
-		if self.global_position.distance_to(player.global_position) > min_distance_to_player:
+		time_since_got_player = -(randf() * max_pos_check_time * 0.5)
-			self.velocity = dir * delta * 60 * speed
+		update_target_pos()
+	if self.global_position.distance_to(player.global_position) < max_distance_to_player and time_since_got_move_location > max_get_move_location_time:
+		time_since_got_move_location = 0
+		if  agent.is_target_reachable():
+			next_location = agent.get_next_path_position()
+			randomized_next_location = next_location + Vector2(randf() - 0.5, randf() - 0.5 ) * 2 * random_move_location_spread_factor
+		dir = self.global_position.direction_to(randomized_next_location).normalized().rotated((randf() - 0.5) * 2 * random_angle_change)
+	if self.global_position.distance_to(player.global_position) >= min_distance_to_player:
+		move_velocity = dir * delta * 60 * speed
 		update_animation()
-			if delta > 0.5:
+		if self.global_position.distance_to(next_location) < move_velocity.length():
-				print(delta)
+			self.global_position = next_location
-			move_and_slide()
+			time_since_got_player = 10.0
+			time_since_got_move_location = 10.0
+		else:
+			self.translate(move_velocity)
 	else:
 		animation_player.stop()
+	time_since_got_player += delta
+	time_since_got_move_location += delta
+	last_player_velocity = player.velocity.length()
+	last_target_position = agent.target_position
 	pass
 	
-func _on_collision(body):
+func update_target_pos():
-	if body != self: collisions += 1
+	agent.target_position = Vector2(player.global_position) + Vector2(randf() - 0.5 , randf() - 0.5) *  2 * random_goal_spread_factor
-	pass
-
-func _of_collision(body):
-	if body != self: collisions-= 1
 	pass
 
 func damage(damage_amount : int):
@@ -69,13 +91,13 @@ func sub_on_death(callback : Callable):
 	pass
 
 func update_animation():
-	match self.velocity:
+	match self.move_velocity:
 		Vector2.ZERO: animation_player.play("Idle")
 		_: 
-			var left_dot = Vector2.LEFT.dot(self.velocity)
+			var left_dot = Vector2.LEFT.dot(self.move_velocity)
-			var right_dot = Vector2.RIGHT.dot(self.velocity)
+			var right_dot = Vector2.RIGHT.dot(self.move_velocity)
-			var up_dot = Vector2.UP.dot(self.velocity)
+			var up_dot = Vector2.UP.dot(self.move_velocity)
-			var down_dot = Vector2.DOWN.dot(self.velocity)
+			var down_dot = Vector2.DOWN.dot(self.move_velocity)
 			
 			var max_dot = maxf(left_dot, maxf(right_dot, maxf(up_dot, down_dot)))
 			match max_dot:

Scripts/GameManager.gd

@@ -17,7 +17,7 @@ func _process(_delta):
 	if bunnys.size() == 0 and !in_wave_gen:
 		in_wave_gen = true
 		wave += 1
-		bunnys = await bunny_generator.spawn_batched_wave(5.0, 0.25, gen_data.free_tiles.duplicate(), TEAM.EVIL, wave * 10.0, 3)
+		bunnys = await bunny_generator.spawn_batched_wave(25, 0.25, gen_data.free_tiles.duplicate(), TEAM.EVIL, wave * 250, 3)
 		for bunny in bunnys:
 			bunny.sub_on_death(func(bunny): bunnys.erase(bunny))
 			bunny.sub_on_death(func(bunny): bunny.queue_free())

project.godot

@@ -187,6 +187,7 @@ ui_tab_right={
 2d_physics/layer_3="Bunny"
 2d_physics/layer_4="Projectile"
 2d_physics/layer_5="Layer 5"
+2d_navigation/layer_5="Map Solid"
 2d_physics/layer_7="bunny_check"
 
 [rendering]