Receiver works, probably

entities/deflector/deflector.gd

@@ -6,5 +6,5 @@ func _on_interaction_area_body_entered(body: Player) -> void:
 func _on_interaction_area_body_exited(body: Player) -> void:
 	body.interaction_target = null
 
-func interact():
+func interact(player: Player):
 	pass

entities/emitter/emitter.tscn

@@ -1,19 +1,10 @@
-[gd_scene load_steps=8 format=3 uid="uid://cayxfaqxv0irg"]
+[gd_scene load_steps=7 format=3 uid="uid://cayxfaqxv0irg"]
 
 [ext_resource type="Script" uid="uid://cxtlguregjv8m" path="res://entities/emitter/emitter.gd" id="1_n2sjg"]
 [ext_resource type="Texture2D" uid="uid://cnad2jlo5hr1l" path="res://entities/emitter/emitter.aseprite" id="2_m4shj"]
+[ext_resource type="PackedScene" uid="uid://dpgncxhv41apt" path="res://entities/energy_flow/energy_flow_line.tscn" id="3_6vwrl"]
 [ext_resource type="Script" uid="uid://dryjau28sybgd" path="res://common/interactable_body.gd" id="3_n2sjg"]
 
-[sub_resource type="PlaceholderTexture2D" id="PlaceholderTexture2D_n2sjg"]
-size = Vector2(4, 3)
-
-[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_6vwrl"]
-particle_flag_disable_z = true
-spread = 1.0
-initial_velocity_min = 275.86
-initial_velocity_max = 325.0
-gravity = Vector3(0, 0, 0)
-
 [sub_resource type="CircleShape2D" id="CircleShape2D_m4shj"]
 radius = 32.0
 
@@ -27,15 +18,8 @@ metadata/_custom_type_script = "uid://csbip0oj1uu0j"
 [node name="Sprite2D" type="Sprite2D" parent="."]
 texture = ExtResource("2_m4shj")
 
-[node name="GPUParticles2D" type="GPUParticles2D" parent="."]
-position = Vector2(13, 0)
-texture = SubResource("PlaceholderTexture2D_n2sjg")
-process_material = SubResource("ParticleProcessMaterial_6vwrl")
-
-[node name="Line2D" type="Line2D" parent="."]
-points = PackedVector2Array(0, 0, 300, 0)
-width = 3.0
-default_color = Color(1, 0.180392, 1, 1)
+[node name="EnergyFlowLine" parent="." instance=ExtResource("3_6vwrl")]
+maximum_flow_distance = 313.0
 
 [node name="Area2D" type="Area2D" parent="."]
 

entities/energy_flow/energy_flow.aseprite.import

@@ -0,0 +1,30 @@
+[remap]
+
+importer="Aseprite Sprite sheet (JSON)"
+type="JSON"
+uid="uid://bfoujcalueter"
+path="res://.godot/imported/energy_flow.aseprite-eb6a9972110bec4c01ba5ba517515d8a.res"
+
+[deps]
+
+source_file="res://entities/energy_flow/energy_flow.aseprite"
+dest_files=["res://.godot/imported/energy_flow.aseprite-eb6a9972110bec4c01ba5ba517515d8a.res"]
+
+[params]
+
+animation/default/name="default"
+animation/default/direction=0
+animation/default/repeat_count=0
+animation/autoplay_name=""
+atlas_textures/region_filter_clip_enabled=false
+animation/merge_equal_sonsequent_frames=true
+animation/flatten_repetition=true
+middle_import_script=""
+post_import_script=""
+sprite_sheet/edges_artifacts_avoidance_method=0
+sprite_sheet/sprites_surrounding_color=Color(1, 1, 1, 0)
+sprite_sheet/layout=0
+sprite_sheet/max_cells_in_strip=0
+sprite_sheet/trim_sprites_to_overall_min_size=true
+sprite_sheet/collapse_transparent_sprites=true
+sprite_sheet/merge_duplicated_sprites=true

entities/energy_flow/energy_flow_atlas_texture.tres

@@ -0,0 +1,3 @@
+[gd_resource type="AtlasTexture" format=3 uid="uid://dwer5p1ooqv2c"]
+
+[resource]

entities/energy_flow/energy_flow_line.gd

@@ -3,7 +3,11 @@ extends Node2D
 @onready var energy_line: Line2D = %EnergyLine
 @onready var ray_cast: RayCast2D = %RayCast
 
-@export_range(1,999,8) var maximum_flow_distance: float
+@export_range(1,999,1) var maximum_flow_distance: float = 300
+@export var energy: float = 1.0
+
+var energy_distribution_target: CollisionObject2D
+var target_accepting_energy: EnergyAcceptor
 
 func _ready() -> void:
 	var target_position := Vector2(maximum_flow_distance, 0)
@@ -14,10 +18,28 @@ func _ready() -> void:
 	ray_cast.target_position = target_position
 
 func _process(delta: float) -> void:
-	energy_line.clear_points()
 	if ray_cast.is_colliding():
+		if not ray_cast.get_collider() == energy_distribution_target:
+			if target_accepting_energy: target_accepting_energy.deplete()
+			energy_distribution_target = ray_cast.get_collider()
+			_find_energy_acceptor(energy_distribution_target)
+		energy_line.clear_points()
 		energy_line.add_point(Vector2.ZERO)
-		energy_line.add_point(ray_cast.get_collision_point() - global_position)
-	else :
+		energy_line.add_point(Vector2(global_position.distance_to(ray_cast.get_collision_point()), 0))
+		if target_accepting_energy:
+			target_accepting_energy.energize(energy * delta, ray_cast.get_collision_point())
+	elif energy_distribution_target :
+		energy_distribution_target = null
+		if target_accepting_energy:
+			target_accepting_energy.deplete()
+			target_accepting_energy = null
+		energy_line.clear_points()
 		energy_line.add_point(Vector2.ZERO)
 		energy_line.add_point(Vector2(maximum_flow_distance, 0))
+		
+func _find_energy_acceptor(node: Node):
+	for child in node.get_children():
+		if child is EnergyAcceptor:
+			target_accepting_energy = child
+			return
+	target_accepting_energy = null

entities/receiver/receiver.gd

@@ -1,4 +1,5 @@
 extends Interactable
+class_name Receiver
 
 func _on_interaction_area_body_entered(body: Player) -> void:
 	body.interaction_target = self

entities/receiver/receiver.tscn

@@ -1,11 +1,28 @@
-[gd_scene load_steps=3 format=3 uid="uid://fo3xwyve7i5p"]
+[gd_scene load_steps=6 format=3 uid="uid://fo3xwyve7i5p"]
 
-[ext_resource type="Script" uid="uid://csbip0oj1uu0j" path="res://common/interactable.gd" id="1_iliiv"]
+[ext_resource type="Script" uid="uid://bsmung6fgm53e" path="res://entities/receiver/receiver.gd" id="1_ufwo3"]
 [ext_resource type="Texture2D" uid="uid://bpp73e14xkavd" path="res://entities/receiver/receiver.aseprite" id="2_iyevf"]
+[ext_resource type="Script" uid="uid://dryjau28sybgd" path="res://common/interactable_body.gd" id="3_iyevf"]
+[ext_resource type="Script" uid="uid://ca1xtf0wra515" path="res://entities/receiver/receiver_energy_acceptor.gd" id="4_ufwo3"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_ufwo3"]
+size = Vector2(26, 26)
 
 [node name="Receiver" type="Node2D"]
-script = ExtResource("1_iliiv")
+script = ExtResource("1_ufwo3")
 metadata/_custom_type_script = "uid://csbip0oj1uu0j"
 
 [node name="Sprite2D" type="Sprite2D" parent="."]
 texture = ExtResource("2_iyevf")
+
+[node name="InteractableBody" type="StaticBody2D" parent="."]
+script = ExtResource("3_iyevf")
+metadata/_custom_type_script = "uid://dryjau28sybgd"
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="InteractableBody"]
+shape = SubResource("RectangleShape2D_ufwo3")
+
+[node name="EnergyAcceptor" type="Node2D" parent="InteractableBody" node_paths=PackedStringArray("receiver")]
+script = ExtResource("4_ufwo3")
+receiver = NodePath("../..")
+metadata/_custom_type_script = "uid://dlvp76hruxh7u"

entities/receiver/receiver_energy_acceptor.gd

@@ -0,0 +1,9 @@
+extends EnergyAcceptor
+
+@export var receiver: Receiver
+
+func energize(energy: float, position: Vector2):
+	receiver.modulate = Color.GREEN
+	
+func deplete():
+	receiver.modulate = Color.WHITE

entities/receiver/receiver_energy_acceptor.gd.uid

@@ -0,0 +1 @@
+uid://ca1xtf0wra515