player.tscn: scholar of the first bullet casings

objects/enemy/antlion.gd

@@ -4,7 +4,7 @@ onready var raycast = $Rotation/RayCast2D
 onready var anims = $AnimationPlayer
 
 func _on_Sight_area_entered(area):
-	if area.is_in_group("player"):
+	if area.is_in_group("player_hitbox"):
 		anims.play("lunge")
 
 func _on_AnimationPlayer_animation_finished(anim_name):

objects/enemy/bullet_casing.tscn

@@ -0,0 +1,23 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://graphics/particles/bullet_casing.png" type="Texture" id=1]
+
+[sub_resource type="PhysicsMaterial" id=4]
+bounce = 0.75
+
+[sub_resource type="RectangleShape2D" id=3]
+extents = Vector2( 1, 1.5 )
+
+[node name="BoneParticle" type="RigidBody2D"]
+collision_layer = 16
+physics_material_override = SubResource( 4 )
+
+[node name="Sprite" type="Sprite" parent="."]
+texture = ExtResource( 1 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 0, 0.5 )
+shape = SubResource( 3 )
+__meta__ = {
+"_edit_group_": true
+}

objects/enemy/cop.gd

@@ -25,6 +25,7 @@ var turns = 0
 
 const BoneParticle = preload("res://objects/enemy/bone_particle.tscn")
 const EasyBullet = preload("res://objects/enemy/roboturret_proj.tscn")
+const BulletCasing = preload("res://objects/enemy/bullet_casing.tscn")
 
 func _ready():
 	if Engine.editor_hint:
@@ -44,7 +45,7 @@ func _physics_process(delta):
 	if !shooting:
 		# check for player in raycast
 		var collider = shoot_cast.get_collider()
-		if collider != null && (collider.is_in_group("player") or collider.is_in_group("msx")):
+		if collider != null && (collider.is_in_group("player_hitbox") or collider.is_in_group("msx")):
 			if Game.get_sector(global_position) == Game.get_sector(collider.global_position):
 				if Game.is_easy_mode:
 					var easy_bullet = EasyBullet.instance()
@@ -56,13 +57,16 @@ func _physics_process(delta):
 				else:
 					# kill player and enter shooting state temporarily
 					collider.get_parent().die()
+				
 				# play sound
 				Audio.play_sound(Audio.a_die_robot, Audio.ac_boss)
+				
 				# muzzle flash
 				muzzle_flash.emitting = true
 				shooting = true
 				get_tree().create_timer(0.5, false).connect("timeout", self, "_stop_shoot")
 				sprite.play("shoot")
+				
 				# check other raycast to find collision passing through player
 				graphics_cast.force_raycast_update()
 				var hit_position = graphics_cast.to_global(Vector2(256.0, 0.0))
@@ -76,6 +80,16 @@ func _physics_process(delta):
 				# move and play sparks
 				sparks.global_position = hit_position
 				sparks.emitting = true
+				
+				# spawn a bullet casing
+				var casing = BulletCasing.instance()
+				casing.rotation = rand_range(0.0, 2.0*PI) # random rotation
+				casing.global_position = shoot_position.global_position
+				casing.linear_velocity = Vector2(45.0 * rand_range(0.5, 1.5), 0.0).rotated(rand_range(-PI, 0.0))
+				casing.angular_velocity = rand_range(-PI*2.0, PI*2.0)
+				var timer = get_tree().create_timer(3.0 + rand_range(0.0, 1.0), false)
+				timer.connect("timeout", casing, "queue_free")
+				get_parent().call_deferred("add_child", casing) 
 				return
 		
 		# if there aren't turns, walk around

objects/enemy/enemy.gd

@@ -26,7 +26,7 @@ var death_blood_offset = Vector2.ZERO
 
 func _on_Hitbox_area_entered(area):
 	#Kill player
-	if area.is_in_group("player"):
+	if area.is_in_group("player_hitbox"):
 		area.get_parent().die()
 
 func die():

objects/enemy/enemy_speedup_in_range.gd

@@ -32,7 +32,7 @@ func _physics_process(delta):
 	else: move_up_and_down(delta)
 	#Speed up if in raycast
 	if raycast.get_collider() != null: 
-		if raycast.get_collider().is_in_group("player"): 
+		if raycast.get_collider().is_in_group("player_hitbox"): 
 			go_fast = true
 			timer.set_wait_time(0.5)
 			timer.start()

objects/enemy/laser_wall.gd

@@ -25,7 +25,7 @@ func _physics_process(delta):
 		sparks.emitting = true
 		
 		var collider = cast.get_collider()
-		if collider.is_in_group("player") or collider.is_in_group("msx"):
+		if collider.is_in_group("player_hitbox") or collider.is_in_group("msx"):
 			collider.get_parent().die()
 	else:
 		line.visible = false

objects/enemy/mine.gd

@@ -18,7 +18,7 @@ func _on_Hitbox_area_entered(area):
 	if area.is_in_group("explosion"):
 		var timer = get_tree().create_timer(0.2, false)
 		timer.connect("timeout", self, "die")
-	if area.is_in_group("player"):
+	if area.is_in_group("player_hitbox"):
 		die()
 
 func die():