Bombs push other players, tweaked level

entities/BombEmitter.gd

@@ -0,0 +1,32 @@
+class_name BombEmitter extends Node3D
+
+@onready var collision_area : Area3D = $'Area3D'
+
+const EXPLOSION_PUSH_SPEED: float = 8
+
+var owning_player: Player = null
+var processed = false
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	collision_area.connect("body_entered", on_body_enter)
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _physics_process(delta):
+	if processed:
+		queue_free()
+	
+	processed = true
+
+func on_body_enter(body: Node3D):
+	var player : Player = body as Player
+	
+	if player and player != owning_player:
+		var vector_to_player: Vector3 = player.global_position - global_position
+		var length: float = vector_to_player.length()
+		if length > 0.01:
+			print ("Bomb pushes player " + str(player))
+			var direction : Vector3 = vector_to_player / length
+			player.explosion_influence = 1
+			player.explosion_velocity = direction * EXPLOSION_PUSH_SPEED

entities/BombEmitter.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=3 format=3 uid="uid://dx6fxak21icvs"]
+
+[ext_resource type="Script" path="res://entities/BombEmitter.gd" id="1_110pt"]
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_7yhwp"]
+height = 0.5
+radius = 3.0
+
+[node name="BombEmitter" type="Node3D"]
+script = ExtResource("1_110pt")
+
+[node name="Area3D" type="Area3D" parent="."]
+collision_layer = 0
+collision_mask = 4
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Area3D"]
+shape = SubResource("CylinderShape3D_7yhwp")

entities/Player.gd

@@ -15,7 +15,7 @@ class_name Player extends CharacterBody3D
 @onready var geometry: MeshInstance3D = $Geometry
 @onready var collision: CollisionShape3D = $CollisionShape3D
 
-signal bomb_triggered
+var bomb_emitter_scene = preload("res://entities/BombEmitter.tscn")
 
 enum PlayerState {
 	Alive = 0,
@@ -31,6 +31,8 @@ var state_last : PlayerState = PlayerState.Dead
 var radius = 0.15
 var angle = 0
 var is_dashing = false
+var explosion_velocity: Vector3 = Vector3.ZERO
+var explosion_influence: float = 0
 var dash_time = 0
 var bomb_time = 0
 var coloring_sprite : Sprite2D
@@ -43,6 +45,7 @@ const DASH_ENERGY: float = 40
 const BOMB_DURATION: float = 0.1
 const BOMB_ENERGY: float = 60
 const ENERGY_REPLENISH_RATE: float = 0.5;
+const EXPLOSION_INFLUENCE_REDUCTION_RATE: float = 10.0;
 
 # Get the gravity from the project settings to be synced with RigidBody nodes.
 var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")
@@ -125,6 +128,10 @@ func _physics_process(delta):
 		if dash_time <= 0:
 			is_dashing = false
 	
+	if explosion_influence > 0:
+		velocity += explosion_velocity
+		explosion_influence = max (0, explosion_influence - EXPLOSION_INFLUENCE_REDUCTION_RATE * delta)
+	
 	move_and_slide()
 
 	coloring_sprite.global_position = calc_coloring_position()
@@ -152,3 +159,7 @@ func on_drop_bomb():
 	coloring_bomb_sprite.visible = true;
 	bomb_time = BOMB_DURATION
 	energy = max (0, energy - BOMB_ENERGY)
+
+	var bomb_emitter : BombEmitter = bomb_emitter_scene.instantiate()
+	bomb_emitter.global_position = global_position
+	get_parent_node_3d().add_child(bomb_emitter)