shove attack raycast, input maps, bullets object pooling, dynamic instantiation, grenades

scripts/bullet.gd

@@ -0,0 +1,15 @@
+class_name Bullet extends Area2D
+
+var speed:float = 700
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	position += transform.x * speed * delta
+
+func setSpeed(value)->void:
+	speed = value

scripts/bullet.gd.uid

@@ -0,0 +1 @@
+uid://cbp3pm7i587mv

scripts/grenade.gd

@@ -0,0 +1,26 @@
+class_name Grenade extends RigidBody2D
+
+var timer = Timer.new()
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	add_child(timer)
+	timer.wait_time = 2
+	timer.one_shot = true
+	timer.connect("timeout", explode)
+	timer.start()
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func explode()->void:
+	print("ima splode")
+	self.queue_free()
+
+
+func _on_body_entered(body: Node) -> void:
+	print("Grenade hit something")
+	if body.is_in_group("explodable"):
+		body.queue_free()
+		explode()

scripts/grenade.gd.uid

@@ -0,0 +1 @@
+uid://c3sd8uvxer0wk

scripts/player.gd

@@ -3,33 +3,93 @@ extends CharacterBody2D
 
 const SPEED = 300.0
 const JUMP_VELOCITY = -400.0
+var direction:float = 0
 
 @export var BUMP_POWER = 100
 
+enum FaceDirection{LEFT, RIGHT}
+var facing:FaceDirection = FaceDirection.RIGHT
+
+@onready var right_cast: RayCast2D = $RightCast
+@onready var left_cast: RayCast2D = $LeftCast
+
+var pushTarget:RigidBody2D
+var pushEnabled:bool = false
+
+@onready var right_spawn: Marker2D = $RightSpawn
+@onready var left_spawn: Marker2D = $LeftSpawn
 
 func _physics_process(delta: float) -> void:
-	# Add the gravity.
-	if not is_on_floor():
-		velocity += get_gravity() * delta
-
+	handle_input()
+	handle_movement(delta)
+	move_and_slide()
+	handle_collision()
+	 
+func handle_input()->void:
 	# Handle jump.
-	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
+	if Input.is_action_just_pressed("jump") and is_on_floor():
 		velocity.y = JUMP_VELOCITY
-
-	# Get the input direction and handle the movement/deceleration.
-	# As good practice, you should replace UI actions with custom gameplay actions.
-	var direction := Input.get_axis("ui_left", "ui_right")
+	
+	direction = Input.get_axis("moveLeft", "moveRight")
+	if direction < 0:
+		facing = FaceDirection.LEFT
+	if direction > 0:
+		facing = FaceDirection.RIGHT
+	
+	if Input.is_action_just_pressed("shove") && pushEnabled:
+		print("I want to shove")
+		var shoveDirection:int
+		match facing:
+			FaceDirection.RIGHT:
+				shoveDirection = 1
+			FaceDirection.LEFT:
+				shoveDirection = -1
+		pushTarget.apply_central_impulse(Vector2(shoveDirection, 0) * 700)
+	
+	if Input.is_action_just_pressed("shoot"):
+		print("Ima shoot")
+		match facing:
+			FaceDirection.RIGHT:
+				print("shoot right")
+				%SceneManager.makeBullet(right_spawn.global_transform, 700)
+			FaceDirection.LEFT:
+				print("shoot left")
+				%SceneManager.makeBullet(left_spawn.global_transform, -700)
+	
+	if Input.is_action_just_pressed("chuck"):
+		print("Ima chuck a grenade")
+		match facing:
+			FaceDirection.RIGHT:
+				%SceneManager.makeGrenade(right_spawn.global_transform, 1)
+			FaceDirection.LEFT:
+				%SceneManager.makeGrenade(left_spawn.global_transform, -1)
+	
+func handle_movement(delta)->void:
 	if direction:
 		velocity.x = direction * SPEED
 	else:
 		velocity.x = move_toward(velocity.x, 0, SPEED)
-
-	move_and_slide()
 	
+	if not is_on_floor():
+		velocity += get_gravity() * delta
+
+func handle_collision()->void:
 	# handle world reactions
 	for i in get_slide_collision_count():
 		var c = get_slide_collision(i)
 		if c.get_collider() is RigidBody2D:
-			c.get_collider().apply_central_impulse(-c.get_normal()*BUMP_POWER)    
+			c.get_collider().apply_central_impulse(-c.get_normal()*BUMP_POWER)
 	 
-   
+	if right_cast.is_colliding() && facing==FaceDirection.RIGHT:
+		var collider = right_cast.get_collider()
+		if collider is Node && collider is RigidBody2D && collider.is_in_group("pushable"):
+			pushTarget = collider
+			pushEnabled = true
+	if left_cast.is_colliding()  && facing==FaceDirection.LEFT:
+		var collider = left_cast.get_collider()
+		if collider is Node && collider is RigidBody2D && collider.is_in_group("pushable"):
+			pushTarget = collider
+			pushEnabled = true
+	if not right_cast.is_colliding() && not left_cast.is_colliding():
+		pushEnabled = false
+	

scripts/scene_manager.gd

@@ -0,0 +1,45 @@
+class_name SceneManager extends Node2D
+
+var bullet = preload("res://scenes/bullet.tscn")
+
+@onready var game: Node2D = $".."
+
+var bulletArray = []
+var totalAllowedBullets = 7
+
+var grenade = preload("res://scenes/grenade.tscn")
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func bulletFactory()->Bullet:
+	var myBullet:Bullet
+	if bulletArray.size() < totalAllowedBullets:
+		# make a new bullet
+		myBullet = bullet.instantiate()
+		game.add_child(myBullet)
+	else:
+		myBullet = bulletArray.pop_back()
+		
+	bulletArray.push_front(myBullet)
+	return myBullet
+
+func makeBullet(_bulletPosition, _bulletSpeed)->void:
+	print("make a bullet, put it in the world")
+	var myBullet = bulletFactory()
+	myBullet.transform = _bulletPosition
+	myBullet.setSpeed(_bulletSpeed)
+
+func makeGrenade(_grenadePosition, _grenadeDirection)->void:
+	print("SM make a grenade")
+	var myGrenade:Grenade = grenade.instantiate()
+	game.add_child(myGrenade)
+	myGrenade.apply_central_impulse(Vector2(_grenadeDirection, -1)*200)
+	myGrenade.transform = _grenadePosition
+	

scripts/scene_manager.gd.uid

@@ -0,0 +1 @@
+uid://barmq4qhp5cvl