bad coll avoidance

Asteroid.tscn

@@ -15,8 +15,8 @@ input/pickable = false
 shapes/0/shape = SubResource( 1 )
 shapes/0/transform = Matrix32( 1, 0, 0, 1, -0.17482, 1.87222 )
 shapes/0/trigger = false
-collision/layers = 3
+collision/layers = 7
-collision/mask = 1
+collision/mask = 0
 collision/margin = 0.08
 script/script = ExtResource( 1 )
 

EnemyGrunt.gd

@@ -1,8 +1,9 @@
 extends KinematicBody2D
 
-onready var area = get_node("Area2D")
 onready var gun = get_node("Ship/Gun")
 onready var launcher = get_node("Ship/MissileLauncher")
+onready var firing_area = get_node("FiringCone")
+onready var avoid_area = get_node("AvoidCone")
 
 var ExplosionEffect = load("res://ExplosionEffect.tscn")
 
@@ -19,6 +20,7 @@ var cur_kinematic
 var steering
 var s_seek
 var s_arrive
+var s_avoid
 
 var player_in_cone = false
 
@@ -31,20 +33,21 @@ func _ready():
 	
 	s_seek = km.Seek.new(self)
 	s_arrive = km.Arrive.new(self, grunt_arrive_radius, grunt_arrive_speed)
+	s_avoid = km.Avoid.new(self, avoid_area)
 	
 	var player = get_tree().get_root().get_node("Game/Player")
 	s_seek.set_target(player)
 	s_arrive.set_target(player)
 	
 	# firing cone!
-	area.connect("body_enter", self, "on_body_enter")
+	firing_area.connect("body_enter", self, "on_body_enter_firing_cone")
-	area.connect("body_exit", self, "on_body_exit")
+	firing_area.connect("body_exit", self, "on_body_exit_firing_cone")
 	
-func on_body_enter(b):
+func on_body_enter_firing_cone(b):
 	if b.type() == "Player":
 		player_in_cone = true
 
-func on_body_exit(b):
+func on_body_exit_firing_cone(b):
 	if b.type() == "Player":
 		player_in_cone = false
 	
@@ -61,9 +64,14 @@ func do_damage(v):
 func type():
 	return "Enemy"
 	
+func get_kinematic_position():
+	return get_global_pos() + cur_kinematic.velocity
+	
 func _fixed_process(delta):
+	
 	s_seek.get_steering(steering)
 	s_arrive.get_steering(steering)
+	s_avoid.get_steering(steering)
 	cur_kinematic.update(steering, delta)
 	
 	# pass on velocity

EnemyGrunt.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=8 format=1]
+[gd_scene load_steps=11 format=1]
 
 [ext_resource path="res://EnemyGrunt.gd" type="Script" id=1]
 [ext_resource path="res://raw/enemy_grunt.png" type="Texture" id=2]
@@ -16,6 +16,24 @@ extents = Vector2( 8.55915, 8.40247 )
 custom_solver_bias = 0.0
 points = Vector2Array( 0, -10, 8.66025, 5, -8.66025, 5 )
 
+[sub_resource type="SegmentShape2D" id=3]
+
+custom_solver_bias = 0.0
+a = Vector2( 0, 0 )
+b = Vector2( 0, 10 )
+
+[sub_resource type="SegmentShape2D" id=4]
+
+custom_solver_bias = 0.0
+a = Vector2( 0, 0 )
+b = Vector2( 0, 10 )
+
+[sub_resource type="SegmentShape2D" id=5]
+
+custom_solver_bias = 0.0
+a = Vector2( 0, 0 )
+b = Vector2( 0, 10 )
+
 [node name="EnemyGrunt" type="KinematicBody2D"]
 
 transform/pos = Vector2( 0.12851, 0 )
@@ -75,7 +93,7 @@ script/script = ExtResource( 4 )
 transform/pos = Vector2( 1.3176, 15.4159 )
 script/script = ExtResource( 5 )
 
-[node name="Area2D" type="Area2D" parent="."]
+[node name="FiringCone" type="Area2D" parent="."]
 
 input/pickable = true
 shapes/0/shape = SubResource( 2 )
@@ -86,7 +104,7 @@ gravity = 98.0
 linear_damp = 0.1
 angular_damp = 1.0
 
-[node name="CollisionShape2D" type="CollisionShape2D" parent="Area2D"]
+[node name="CollisionShape2D" type="CollisionShape2D" parent="FiringCone"]
 
 transform/pos = Vector2( 0.173824, 148.748 )
 transform/scale = Vector2( 4, 16 )
@@ -94,4 +112,48 @@ shape = SubResource( 2 )
 trigger = true
 _update_shape_index = 0
 
+[node name="AvoidCone" type="Area2D" parent="."]
+
+transform/pos = Vector2( 0.118912, -0.118912 )
+input/pickable = true
+shapes/0/shape = SubResource( 3 )
+shapes/0/transform = Matrix32( 0.707107, -0.707107, 1.41421, 1.41421, 0, 0 )
+shapes/0/trigger = true
+shapes/1/shape = SubResource( 4 )
+shapes/1/transform = Matrix32( 0.707107, 0.707107, -1.41421, 1.41421, 0, 0 )
+shapes/1/trigger = true
+shapes/2/shape = SubResource( 5 )
+shapes/2/transform = Matrix32( 1, 0, 0, 12, 0, 7.88369 )
+shapes/2/trigger = true
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+collision/layers = 4
+collision/mask = 4
+
+[node name="LeftFeeler" type="CollisionShape2D" parent="AvoidCone"]
+
+transform/rot = 45.0
+transform/scale = Vector2( 1, 2 )
+shape = SubResource( 3 )
+trigger = true
+_update_shape_index = 0
+
+[node name="RightFeeler" type="CollisionShape2D" parent="AvoidCone"]
+
+transform/rot = -45.0
+transform/scale = Vector2( 1, 2 )
+shape = SubResource( 4 )
+trigger = true
+_update_shape_index = 1
+
+[node name="MiddleFeeler" type="CollisionShape2D" parent="AvoidCone"]
+
+transform/pos = Vector2( 0, 7.88369 )
+transform/scale = Vector2( 1, 12 )
+shape = SubResource( 5 )
+trigger = true
+_update_shape_index = 2
+
 

Game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=8 format=1]
+[gd_scene load_steps=9 format=1]
 
 [ext_resource path="res://Game.gd" type="Script" id=1]
 [ext_resource path="res://Minimap.tscn" type="PackedScene" id=2]
@@ -7,6 +7,7 @@
 [ext_resource path="res://Player.tscn" type="PackedScene" id=5]
 [ext_resource path="res://raw/space.png" type="Texture" id=6]
 [ext_resource path="res://EnemyGrunt.tscn" type="PackedScene" id=7]
+[ext_resource path="res://Missile.tscn" type="PackedScene" id=8]
 
 [node name="Game" type="Node"]
 
@@ -71,4 +72,88 @@ region_rect = Rect2( 0, 0, 8192, 8192 )
 transform/pos = Vector2( 127.878, -20.3627 )
 transform/scale = Vector2( 1.5, 1.5 )
 
+[node name="Missile" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -185.011, -27.2074 )
+
+[node name="Missile1" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -406.751, 14.9641 )
+
+[node name="Missile2" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -529.185, 130.596 )
+
+[node name="Missile3" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -635.294, 254.39 )
+
+[node name="Missile4" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -681.546, 423.076 )
+
+[node name="Missile5" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -872.16, 532.262 )
+
+[node name="Missile6" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -935.081, 743.232 )
+
+[node name="Missile7" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -935.081, 743.232 )
+
+[node name="Missile8" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 491.753, 33.61 )
+
+[node name="Missile9" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 802.924, 120.89 )
+
+[node name="Missile10" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 954.715, 219.554 )
+
+[node name="Missile11" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1106.51, 299.244 )
+
+[node name="Missile12" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1227.94, 420.677 )
+
+[node name="Missile13" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1356.96, 576.262 )
+
+[node name="Missile14" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1459.42, 716.669 )
+
+[node name="Missile15" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1573.26, 906.407 )
+
+[node name="Missile16" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1675.72, 1020.25 )
+
+[node name="Missile17" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( 1804.74, 1206.19 )
+
+[node name="Missile18" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -274.79, 48.7891 )
+
+[node name="Missile19" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -532.835, 348.576 )
+
+[node name="Missile20" parent="." instance=ExtResource( 8 )]
+
+transform/pos = Vector2( -631.499, 591.441 )
+
 

Kinematic.gd

@@ -23,6 +23,7 @@ class Kinematic:
 	func update(steering, delta):
 		
 		owner.move(velocity * delta)
+		# owner.set_pos(owner.get_pos() + velocity * delta)
 		if velocity.length() > 0:
 			owner.set_rot(velocity.normalized().angle())
 		
@@ -58,7 +59,10 @@ class Seek:
 			target = null
 	
 	func set_target(t):
+		if t != null:
 			target = weakref(t)
+		else:
+			target = null
 		
 class Arrive:
 	
@@ -87,6 +91,43 @@ class Arrive:
 	func set_target(t):
 		target = weakref(t)
 
+class AvoidTarget:
+	
+	var position
+	
+	func _init(p):
+		position = p
+	
+	func get_kinematic_position():
+		return position
+
+class Avoid extends Seek:
+	
+	var avoid_target = AvoidTarget.new(Vector2(0, 0))
+	var avoid_distance = 128
+	
+	func _init(o, a).(o):
+		a.connect("body_enter_shape", self, "on_body_enter_feeler")
+		a.connect("body_exit_shape", self, "on_body_exit_feeler")
+	
+	func set_turn_direction(body, id):
+		var cp = body.get_collision_pos()
+		var cn = body.get_collision_normal()
+		avoid_target.position = cp + cn * avoid_distance
+	
+	func on_body_enter_feeler(body_id, body, body_shape, area_shape):
+		set_turn_direction(body, area_shape)
+		.set_target(avoid_target)
+		print("Y", area_shape)
+	
+	func on_body_exit_feeler(body_id, body, body_shape, area_shape):
+		.set_target(null)
+		print("N", area_shape)
+		
+	func get_steering(s):
+		if target == null: return
+		return .get_steering(s)
+
 class Flee:
 	func init():
 		pass

Missile.gd

@@ -6,6 +6,7 @@ var MissileImpact = load("res://MissileImpact.tscn")
 onready var sprite = get_node("Sprite")
 onready var ps = get_node("Particles2D")
 onready var cs = get_node("CollisionShape2D")
+onready var avoid_area = get_node("AvoidCone")
 
 var missile_max_speed = 384 # pixels per second
 var missile_arrive_radius = 64
@@ -17,6 +18,7 @@ var cur_kinematic
 var steering
 var s_seek
 var s_arrive
+var s_avoid
 
 # is dead?
 var is_dead = false
@@ -35,6 +37,7 @@ func _ready():
 	
 	s_seek = km.Seek.new(self)
 	s_arrive = km.Arrive.new(self, missile_arrive_radius, missile_arrive_speed)
+	s_avoid = km.Avoid.new(self, avoid_area)
 	
 	var player = get_tree().get_root().get_node("Game/Player")
 	s_seek.set_target(player)
@@ -88,6 +91,7 @@ func _fixed_process(delta):
 	
 	s_seek.get_steering(steering)
 	s_arrive.get_steering(steering)
+	s_avoid.get_steering(steering)
 	cur_kinematic.update(steering, delta)
 	
 	if is_colliding():

Missile.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=4 format=1]
+[gd_scene load_steps=6 format=1]
 
 [ext_resource path="res://Missile.gd" type="Script" id=1]
 [ext_resource path="res://raw/missile_one.png" type="Texture" id=2]
@@ -8,6 +8,18 @@
 custom_solver_bias = 0.0
 extents = Vector2( 0.531269, 3.07443 )
 
+[sub_resource type="SegmentShape2D" id=2]
+
+custom_solver_bias = 0.0
+a = Vector2( 0, 0 )
+b = Vector2( 0, 10 )
+
+[sub_resource type="SegmentShape2D" id=3]
+
+custom_solver_bias = 0.0
+a = Vector2( 0, 0 )
+b = Vector2( 0, 10 )
+
 [node name="Missile" type="KinematicBody2D"]
 
 transform/scale = Vector2( 2, 2 )
@@ -55,4 +67,34 @@ shape = SubResource( 1 )
 trigger = false
 _update_shape_index = 0
 
+[node name="AvoidCone" type="Area2D" parent="."]
+
+input/pickable = true
+shapes/0/shape = SubResource( 2 )
+shapes/0/transform = Matrix32( -0.92388, 0.382683, -0.382683, -0.92388, 0, 0 )
+shapes/0/trigger = true
+shapes/1/shape = SubResource( 3 )
+shapes/1/transform = Matrix32( -0.92388, -0.382683, 0.382683, -0.92388, 0, 0 )
+shapes/1/trigger = true
+gravity_vec = Vector2( 0, 1 )
+gravity = 98.0
+linear_damp = 0.1
+angular_damp = 1.0
+collision/layers = 4
+collision/mask = 6
+
+[node name="LeftFeeler" type="CollisionShape2D" parent="AvoidCone"]
+
+transform/rot = 202.5
+shape = SubResource( 2 )
+trigger = true
+_update_shape_index = 0
+
+[node name="RightFeeler" type="CollisionShape2D" parent="AvoidCone"]
+
+transform/rot = 157.5
+shape = SubResource( 3 )
+trigger = true
+_update_shape_index = 1
+
 

Player.tscn

@@ -87,7 +87,7 @@ shapes/3/trigger = false
 shapes/4/shape = SubResource( 5 )
 shapes/4/transform = Matrix32( 1, 0, 0, 1, 1.13636, -0.699295 )
 shapes/4/trigger = false
-collision/layers = 3
+collision/layers = 7
 collision/mask = 1
 collision/margin = 0.08
 script/script = ExtResource( 1 )