week 3 lessons, sprites, animation, tilemaps

week3/original_project/scripts/CharacterBody2D.gd

@@ -0,0 +1,90 @@
+extends CharacterBody2D
+
+
+@export var SPEED = 300.0
+@export var JUMP_VELOCITY = -300.0
+@export var BUMP_FORCE = 80.0
+@export var PUSH_FORCE = 750
+
+@onready var right_ray = $RightRay
+@onready var left_ray = $LeftRay
+@onready var marker_right = $MarkerRight
+@onready var marker_left = $MarkerLeft
+
+var faceLeft = false
+var pushLeftEnabled = false
+var pushRightEnabled = false
+var pushTarget
+
+var bullet = preload("res://scenes/bullet.tscn")
+
+# Get the gravity from the project settings to be synced with RigidBody nodes.
+var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")
+
+func _physics_process(delta):
+		# Add the gravity.
+	if not is_on_floor():
+		velocity.y += gravity * delta
+
+	# Handle jump.
+	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
+		velocity.y = JUMP_VELOCITY
+	# Hand force push (melee attack)
+	if Input.is_action_just_pressed("push") && pushRightEnabled && faceLeft == false:
+		print("I should force push")
+		pushTarget.apply_central_impulse(Vector2(1,0) * PUSH_FORCE * 10)
+		pushRightEnabled = false
+	if Input.is_action_just_pressed("push") && pushLeftEnabled:
+		pushTarget.apply_central_impulse(Vector2(-1,0) * PUSH_FORCE * 10)
+		pushLeftEnabled = false
+		
+	if Input.is_action_just_pressed("shoot"):
+		#make a bullet
+		var myBullet = bullet.instantiate()
+		#set bullet speed?
+		
+		#put the bullet at the Marker
+		owner.add_child(myBullet)
+		myBullet.transform = marker_right.global_transform
+		pass
+	# 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")
+	if direction <0:
+		faceLeft = true
+	if direction >0:
+		faceLeft = false
+		
+	if direction:
+		velocity.x = direction * SPEED
+	else:
+		velocity.x = move_toward(velocity.x, 0, SPEED)
+
+	move_and_slide()
+	if right_ray.is_colliding():
+		print("right ray is colliding")
+		var collider = right_ray.get_collider()
+		#what did we hit?
+		if collider is Node:
+			if collider.is_in_group("boxes"):
+				print("This is a pushable box")
+				pushRightEnabled = true
+				pushTarget = collider
+	else:
+		pushRightEnabled = false
+		
+	if left_ray.is_colliding():
+		print("left ray is colliding")
+		var collider = left_ray.get_collider()
+		if collider is Node:
+			if collider.is_in_group("boxes"):
+				pushLeftEnabled = true
+				pushTarget = collider
+	else:
+		pushLeftEnabled = false
+				
+	#loop through the collisions
+	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_FORCE)

week3/original_project/scripts/Trigger.gd

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+extends Area2D
+
+@export var effect = "alert"
+signal areatrigger(effect, Object)
+
+func _on_body_entered(body):
+	print("detected a body")
+	areatrigger.emit(effect, body)

week3/original_project/scripts/bullet.gd

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+extends Area2D
+
+var speed = 750
+
+func setSpeed(speedVal):
+	speed = speedVal
+	
+func _physics_process(delta):
+	position += transform.x * speed * delta
+
+func _on_body_entered(body):
+	print("bullet hit something")
+	if not body.is_in_group("player"):
+		queue_free()

week3/original_project/scripts/gamecontroller.gd

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+extends Node2D
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta):
+	pass
+
+
+func _on_area_2d_areatrigger(effect, Object):
+	print("Game Controller sees the trigger")