Missiles unlockable

metroidvania/Assets/Player/PlayerMissile.png.import

@@ -2,15 +2,15 @@
 
 importer="texture"
 type="StreamTexture"
-path="res://.import/PlayerMissle.png-2c0430788415884763891e31b76bacad.stex"
+path="res://.import/PlayerMissile.png-f8921134c7e116ae2eaef486ddb58b3b.stex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://Assets/Player/PlayerMissle.png"
-dest_files=[ "res://.import/PlayerMissle.png-2c0430788415884763891e31b76bacad.stex" ]
+source_file="res://Assets/Player/PlayerMissile.png"
+dest_files=[ "res://.import/PlayerMissile.png-f8921134c7e116ae2eaef486ddb58b3b.stex" ]
 
 [params]
 

metroidvania/Scenes/Enemies/CrawlingEnemy.gd

@@ -19,7 +19,7 @@ func _physics_process(delta):
 		floorCast.rotation_degrees = -MAX_SPEED * 10 * WALKING_DIRECTION * delta
 		if floorCast.is_colliding():
 			global_position = floorCast.get_collision_point()
-			var normal = wallCast.get_collision_normal()
+			var normal = floorCast.get_collision_normal()
 			rotation = normal.rotated(deg2rad(90)).angle()
 		else:
 			rotation_degrees += 20 * WALKING_DIRECTION

metroidvania/Scenes/Enemies/CrawlingEnemy.tscn

@@ -4,7 +4,7 @@
 [ext_resource path="res://Assets/Enemies/CrawlingEnemy.png" type="Texture" id=2]
 [ext_resource path="res://Scenes/Enemies/CrawlingEnemy.gd" type="Script" id=3]
 
-[sub_resource type="Animation" id=3]
+[sub_resource type="Animation" id=1]
 resource_name = "Animate"
 length = 0.8
 loop = true
@@ -18,13 +18,13 @@ tracks/0/keys = {
 "times": PoolRealArray( 0, 0.2, 0.4, 0.6 ),
 "transitions": PoolRealArray( 1, 1, 1, 1 ),
 "update": 1,
-"values": [ 0, 1, 1, 1 ]
+"values": [ 0, 1, 2, 3 ]
 }
 
-[sub_resource type="RectangleShape2D" id=1]
+[sub_resource type="RectangleShape2D" id=2]
 extents = Vector2( 7, 3 )
 
-[sub_resource type="RectangleShape2D" id=2]
+[sub_resource type="RectangleShape2D" id=3]
 extents = Vector2( 5, 2 )
 
 [node name="CrawlingEnemy" instance=ExtResource( 1 )]
@@ -34,24 +34,24 @@ script = ExtResource( 3 )
 position = Vector2( 0, -8 )
 texture = ExtResource( 2 )
 hframes = 4
-frame = 1
+frame = 3
 
 [node name="AnimationPlayer" parent="." index="2"]
 autoplay = "Animate"
-anims/Animate = SubResource( 3 )
+anims/Animate = SubResource( 1 )
 
 [node name="Collider" parent="Hurtbox" index="0"]
 position = Vector2( 0, -3 )
-shape = SubResource( 1 )
+shape = SubResource( 2 )
 
 [node name="Collider" parent="Hitbox" index="0"]
 position = Vector2( 0, -2 )
-shape = SubResource( 2 )
+shape = SubResource( 3 )
 
 [node name="FloorCast" type="RayCast2D" parent="." index="6"]
 position = Vector2( 0, -4 )
 enabled = true
-cast_to = Vector2( 0, 4 )
+cast_to = Vector2( 0, 8 )
 collision_mask = 2
 
 [node name="WallCast" type="RayCast2D" parent="." index="7"]
@@ -61,5 +61,4 @@ cast_to = Vector2( 4, 0 )
 collision_mask = 2
 
 [editable path="Hurtbox"]
-
 [editable path="Hitbox"]

metroidvania/Scenes/Objects/Brick.tscn

@@ -6,11 +6,13 @@
 extents = Vector2( 8, 8 )
 
 [node name="Brick" type="StaticBody2D"]
+collision_layer = 18
+collision_mask = 0
 
 [node name="Sprite" type="Sprite" parent="."]
 texture = ExtResource( 1 )
 centered = false
 
-[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+[node name="Collider" type="CollisionShape2D" parent="."]
 position = Vector2( 8, 8 )
 shape = SubResource( 1 )

metroidvania/Scenes/Player/MissilesPowerup.gd

@@ -0,0 +1,5 @@
+extends Powerup
+
+func _pickup():
+	PlayerStats.missiles_unlocked = true
+	queue_free()

metroidvania/Scenes/Player/MissilesPowerup.tscn

@@ -0,0 +1,18 @@
+[gd_scene load_steps=5 format=2]
+
+[ext_resource path="res://Scenes/Player/PowerUp.tscn" type="PackedScene" id=1]
+[ext_resource path="res://Assets/Player/PlayerMissile.png" type="Texture" id=2]
+[ext_resource path="res://Scenes/Player/MissilesPowerup.gd" type="Script" id=3]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 3, 7 )
+
+[node name="MissilesPowerup" instance=ExtResource( 1 )]
+script = ExtResource( 3 )
+
+[node name="Sprite" parent="." index="0"]
+rotation = -1.5708
+texture = ExtResource( 2 )
+
+[node name="Collision" parent="." index="1"]
+shape = SubResource( 1 )

metroidvania/Scenes/Player/Player.gd

@@ -3,6 +3,7 @@ extends KinematicBody2D
 const DustEffect = preload("res://Scenes/Effects/DustEffect.tscn")
 const WallDustEffect = preload("res://Scenes/Effects/WallDustEffect.tscn")
 const PlayerBullet = preload("res://Scenes/Player/PlayerBullet.tscn")
+const PlayerMissile = preload("res://Scenes/Player/PlayerMissile.tscn")
 const JumpEffect = preload("res://Scenes/Effects/JumpEffect.tscn")
 
 var PlayerStats = ResourceLoader.PlayerStats
@@ -17,6 +18,7 @@ export (int) var wall_slide_speed = 42
 export (int) var max_wall_slide_speed = 128
 export (int) var max_slope = 46
 export (int) var bullet_speed = 250
+export (int) var missile_speed = 250
 
 enum {
 	MOVE,
@@ -37,6 +39,7 @@ onready var playerGun = $Sprite/PlayerGun
 onready var muzzle = $Sprite/PlayerGun/Sprite/Muzzle
 onready var fireBulletTimer = $FireBulletTimer
 onready var blinkAnimator = $BlinkAnimator
+onready var powerupDetector = $PowerupDetector
 
 
 func set_invincible(value):
@@ -79,6 +82,9 @@ func _physics_process(delta):
 		
 	if Input.is_action_pressed("fire") and fireBulletTimer.time_left == 0:
 		fire_bullet()
+		
+	if Input.is_action_pressed("fire_missile") and fireBulletTimer.time_left == 0 and PlayerStats.missiles > 0 and PlayerStats.missiles_unlocked:
+		fire_missile()
 
 func fire_bullet():
 	var bullet = Utils.instance_scene_on_main(PlayerBullet, muzzle.global_position)
@@ -87,6 +93,15 @@ func fire_bullet():
 	bullet.rotation = bullet.velocity.angle()
 	fireBulletTimer.start()
 
+func fire_missile():
+	var missile = Utils.instance_scene_on_main(PlayerMissile, muzzle.global_position)
+	missile.velocity = Vector2.RIGHT.rotated(playerGun.rotation) * missile_speed
+	missile.velocity.x *= sprite.scale.x # Flip left/right depending on players direction
+	motion -= missile.velocity * 0.25
+	missile.rotation = missile.velocity.angle()
+	fireBulletTimer.start()
+	PlayerStats.missiles -= 1
+
 func create_dust_effect():
 	var dust_position = global_position
 	dust_position.x += rand_range(-4, 4)
@@ -134,7 +149,9 @@ func apply_gravity(delta):
 		motion.y = min(motion.y, jump_force)
 
 func update_animations(input_vector):
-	sprite.scale.x = sign(get_local_mouse_position().x)
+	var facing = sign(get_local_mouse_position().x)
+	if facing != 0:
+		sprite.scale.x = facing
 	animation.playback_speed = 1
 	
 	if input_vector.x != 0:
@@ -221,3 +238,7 @@ func _on_Hurtbox_hit(damage):
 
 func _on_died():
 	queue_free()
+
+func _on_PowerupDetector_area_entered(area):
+	if area is Powerup:
+		area._pickup()

metroidvania/Scenes/Player/Player.tscn

@@ -74,7 +74,7 @@ tracks/1/keys = {
 } ]
 }
 
-[sub_resource type="Animation" id=5]
+[sub_resource type="Animation" id=4]
 resource_name = "WallSlide"
 length = 0.1
 tracks/0/type = "value"
@@ -90,8 +90,7 @@ tracks/0/keys = {
 "values": [ 10 ]
 }
 
-[sub_resource type="Animation" id=4]
-resource_name = "Blink"
+[sub_resource type="Animation" id=5]
 length = 0.9
 tracks/0/type = "value"
 tracks/0/path = NodePath("Sprite:visible")
@@ -145,10 +144,10 @@ shape = ExtResource( 6 )
 anims/Idle = SubResource( 1 )
 anims/Jump = SubResource( 2 )
 anims/Run = SubResource( 3 )
-anims/WallSlide = SubResource( 5 )
+anims/WallSlide = SubResource( 4 )
 
 [node name="BlinkAnimator" type="AnimationPlayer" parent="."]
-anims/Blink = SubResource( 4 )
+anims/Blink = SubResource( 5 )
 
 [node name="Debug" parent="." instance=ExtResource( 3 )]
 visible = false
@@ -174,6 +173,16 @@ position = Vector2( 0, -7 )
 shape = ExtResource( 6 )
 
 [node name="InvincibleTimer" type="Timer" parent="."]
+
+[node name="PowerupDetector" type="Area2D" parent="."]
+collision_layer = 0
+collision_mask = 32
+
+[node name="Collision" type="CollisionShape2D" parent="PowerupDetector"]
+position = Vector2( 0, -7 )
+shape = ExtResource( 6 )
+
 [connection signal="hit" from="Hurtbox" to="." method="_on_Hurtbox_hit"]
+[connection signal="area_entered" from="PowerupDetector" to="." method="_on_PowerupDetector_area_entered"]
 
 [editable path="Hurtbox"]

metroidvania/Scenes/Player/PlayerMissile.gd

@@ -0,0 +1,15 @@
+extends "res://Scenes/Objects/Proyectile.gd"
+
+const EnemyDeathEffect = preload("res://Scenes/Effects/EnemyDeathEffect.tscn")
+
+const BRICK_LAYER_BIT = 4
+
+
+func _ready():
+	pass # Replace with function body.
+
+func _on_Hitbox_body_entered(body):
+	if body.get_collision_layer_bit(BRICK_LAYER_BIT):
+		body.queue_free()
+		Utils.instance_scene_on_main(EnemyDeathEffect, body.global_position + Vector2(8, 8))
+	._on_Hitbox_body_entered(body)

metroidvania/Scenes/Player/PlayerMissile.tscn

@@ -0,0 +1,53 @@
+[gd_scene load_steps=9 format=2]
+
+[ext_resource path="res://Assets/Player/PlayerMissile.png" type="Texture" id=1]
+[ext_resource path="res://Scenes/Objects/Proyectile.tscn" type="PackedScene" id=2]
+[ext_resource path="res://Assets/Effects/Particle.png" type="Texture" id=3]
+[ext_resource path="res://Scenes/Player/PlayerMissile.gd" type="Script" id=4]
+
+[sub_resource type="RectangleShape2D" id=1]
+extents = Vector2( 7, 2 )
+
+[sub_resource type="Curve" id=2]
+_data = [ Vector2( 0, 1 ), 0.0, 0.0, 0, 0, Vector2( 1, 0 ), 0.0, 0.0, 0, 0 ]
+
+[sub_resource type="CurveTexture" id=3]
+curve = SubResource( 2 )
+
+[sub_resource type="ParticlesMaterial" id=4]
+emission_shape = 2
+emission_box_extents = Vector3( 0, 2, 0 )
+flag_disable_z = true
+gravity = Vector3( 0, 10, 0 )
+initial_velocity = 5.0
+initial_velocity_random = 0.5
+orbit_velocity = 0.0
+orbit_velocity_random = 0.0
+scale_curve = SubResource( 3 )
+
+[node name="PlayerMissile" instance=ExtResource( 2 )]
+script = ExtResource( 4 )
+
+[node name="Sprite" parent="." index="0"]
+texture = ExtResource( 1 )
+
+[node name="VisibilityNotifier2D" parent="." index="1"]
+position = Vector2( -0.5, 0 )
+scale = Vector2( 2.125, 1 )
+
+[node name="Hitbox" parent="." index="3"]
+collision_mask = 26
+damage = 3
+
+[node name="Collider" parent="Hitbox" index="0"]
+shape = SubResource( 1 )
+
+[node name="Particles2D" type="Particles2D" parent="." index="4"]
+position = Vector2( -8, 0 )
+lifetime = 0.4
+preprocess = 0.2
+local_coords = false
+process_material = SubResource( 4 )
+texture = ExtResource( 3 )
+
+[editable path="Hitbox"]

metroidvania/Scenes/Player/PlayerStats.gd

@@ -3,8 +3,13 @@ class_name PlayerStats
 
 var max_health = 4
 var health = max_health setget set_health
+var missiles_unlocked = false setget set_missiles_unlocked
+var max_missiles = 3
+var missiles = max_missiles setget set_missiles
 
 signal player_health_changed(value)
+signal player_missiles_unlocked(value)
+signal player_missiles_changed(value)
 signal player_died
 
 func set_health(value):
@@ -16,3 +21,11 @@ func set_health(value):
 	
 	if health == 0:
 		emit_signal("player_died")
+
+func set_missiles(value):
+	missiles = clamp(value, 0, max_missiles)
+	emit_signal("player_missiles_changed", missiles)
+
+func set_missiles_unlocked(value):
+	missiles_unlocked = value
+	emit_signal("player_missiles_unlocked", value)

metroidvania/Scenes/Player/PowerUp.gd

@@ -0,0 +1,7 @@
+extends Area2D
+class_name Powerup
+
+var PlayerStats = ResourceLoader.PlayerStats
+
+func _pickup():
+	pass

metroidvania/Scenes/Player/PowerUp.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://Scenes/Player/PowerUp.gd" type="Script" id=1]
+
+[node name="PowerUp" type="Area2D"]
+collision_layer = 32
+collision_mask = 0
+script = ExtResource( 1 )
+
+[node name="Sprite" type="Sprite" parent="."]
+
+[node name="Collision" type="CollisionShape2D" parent="."]

metroidvania/Scenes/UI/MissilesUI.gd

@@ -0,0 +1,15 @@
+extends HBoxContainer
+
+var PlayerStats = ResourceLoader.PlayerStats
+
+onready var label = $Label
+
+func _ready():
+	PlayerStats.connect("player_missiles_changed", self, "_on_player_missiles_changed")
+	PlayerStats.connect("player_missiles_unlocked", self, "_on_player_missiles_unlocked")
+	
+func _on_player_missiles_changed(value):
+	label.text = str(value)
+	
+func _on_player_missiles_unlocked(value):
+	visible = value

metroidvania/Scenes/UI/MissilesUI.tscn

@@ -0,0 +1,28 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://Assets/UI/PlayerMissileIcon.png" type="Texture" id=1]
+[ext_resource path="res://Scenes/UI/PixelFont.tres" type="DynamicFont" id=2]
+[ext_resource path="res://Scenes/UI/MissilesUI.gd" type="Script" id=3]
+
+[node name="MissilesUI" type="HBoxContainer"]
+visible = false
+margin_right = 33.0
+margin_bottom = 12.0
+script = ExtResource( 3 )
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="Icon" type="TextureRect" parent="."]
+margin_right = 8.0
+margin_bottom = 12.0
+texture = ExtResource( 1 )
+
+[node name="Label" type="Label" parent="."]
+margin_left = 12.0
+margin_right = 17.0
+margin_bottom = 7.0
+size_flags_horizontal = 2
+size_flags_vertical = 2
+custom_fonts/font = ExtResource( 2 )
+text = "3"

metroidvania/Scenes/UI/UI.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=3 format=2]
+[gd_scene load_steps=4 format=2]
 
 [ext_resource path="res://Scenes/UI/HealthMeter.tscn" type="PackedScene" id=1]
 [ext_resource path="res://Scenes/Menus/PauseMenu.tscn" type="PackedScene" id=2]
+[ext_resource path="res://Scenes/UI/MissilesUI.tscn" type="PackedScene" id=3]
 
 [node name="UI" type="CanvasLayer"]
 
@@ -13,3 +14,10 @@ margin_bottom = 16.0
 
 [node name="PauseMenu" parent="." instance=ExtResource( 2 )]
 visible = false
+
+[node name="MissilesUI" parent="." instance=ExtResource( 3 )]
+visible = false
+margin_left = 4.0
+margin_top = 19.0
+margin_right = 37.0
+margin_bottom = 31.0

metroidvania/Scenes/World/World.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=11 format=2]
+[gd_scene load_steps=13 format=2]
 
 [ext_resource path="res://Scenes/World/TileMap.tscn" type="PackedScene" id=1]
 [ext_resource path="res://Scenes/Player/Player.tscn" type="PackedScene" id=2]
@@ -10,6 +10,8 @@
 [ext_resource path="res://Scenes/Enemies/FlyingEnemy.tscn" type="PackedScene" id=8]
 [ext_resource path="res://Scenes/Enemies/PlantEnemy.tscn" type="PackedScene" id=9]
 [ext_resource path="res://Scenes/Enemies/CrawlingEnemy.tscn" type="PackedScene" id=10]
+[ext_resource path="res://Scenes/Objects/Brick.tscn" type="PackedScene" id=11]
+[ext_resource path="res://Scenes/Player/MissilesPowerup.tscn" type="PackedScene" id=12]
 
 [node name="World" type="Node"]
 script = ExtResource( 3 )
@@ -43,7 +45,30 @@ position = Vector2( 224, 88 )
 [node name="PlantEnemy" parent="." instance=ExtResource( 9 )]
 position = Vector2( 136, 128 )
 
+[node name="PlantEnemy2" parent="." instance=ExtResource( 9 )]
+position = Vector2( 402.842, 16 )
+rotation = 3.14159
+
 [node name="CrawlingEnemy" parent="." instance=ExtResource( 10 )]
 position = Vector2( 72, 160 )
 
+[node name="Brick" parent="." instance=ExtResource( 11 )]
+position = Vector2( 111, 96 )
+
+[node name="Brick2" parent="." instance=ExtResource( 11 )]
+position = Vector2( 111, 112 )
+
+[node name="Brick3" parent="." instance=ExtResource( 11 )]
+position = Vector2( 111, 80 )
+
+[node name="Brick4" parent="." instance=ExtResource( 11 )]
+position = Vector2( 111, 64 )
+
+[node name="Brick5" parent="." instance=ExtResource( 11 )]
+position = Vector2( 111, 48 )
+
+[node name="MissilesPowerup" parent="." instance=ExtResource( 12 )]
+position = Vector2( 64, 42 )
+
 [editable path="Player"]
+[editable path="Player/Hurtbox"]

metroidvania/project.godot

@@ -18,10 +18,16 @@ _global_script_classes=[ {
 "class": "PlayerStats",
 "language": "GDScript",
 "path": "res://Scenes/Player/PlayerStats.gd"
+}, {
+"base": "Area2D",
+"class": "Powerup",
+"language": "GDScript",
+"path": "res://Scenes/Player/PowerUp.gd"
 } ]
 _global_script_class_icons={
 "MainInstances": "",
-"PlayerStats": ""
+"PlayerStats": "",
+"Powerup": ""
 }
 
 [application]
@@ -110,6 +116,11 @@ pause={
 , Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":16777217,"unicode":0,"echo":false,"script":null)
  ]
 }
+fire_missile={
+"deadzone": 0.5,
+"events": [ Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"button_mask":0,"position":Vector2( 0, 0 ),"global_position":Vector2( 0, 0 ),"factor":1.0,"button_index":2,"pressed":false,"doubleclick":false,"script":null)
+ ]
+}
 
 [layer_names]
 
@@ -117,8 +128,11 @@ pause={
 2d_physics/layer_2="World"
 2d_physics/layer_3="PlayerHurtbox"
 2d_physics/layer_4="EnemyHurtbox"
+2d_physics/layer_5="Brick"
+2d_physics/layer_6="PowerUp"
 
 [rendering]
 
-quality/2d/use_pixel_snap=true
+2d/snapping/use_gpu_pixel_snap=true
 environment/default_environment="res://default_env.tres"
+quality/2d/use_pixel_snap=true