Add boss level

Author: Paulpanther

2d/BossTrigger.gd

@@ -8,5 +8,5 @@ func _ready():
 
 func on_enter(body):
 	if body.is_in_group("player"):
-		print("enter")
 		get_node(door).set_enabled(true)
+		$"../Boss".start()

2d/Scene2D.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=26 format=2]
+[gd_scene load_steps=29 format=2]
 
 [ext_resource path="res://2d/Player.tscn" type="PackedScene" id=1]
 [ext_resource path="res://assets/object.png" type="Texture" id=2]
@@ -17,6 +17,8 @@
 [ext_resource path="res://2d/box_emitter.tscn" type="PackedScene" id=15]
 [ext_resource path="res://2d/BossTrigger.gd" type="Script" id=16]
 [ext_resource path="res://assets/player.png" type="Texture" id=17]
+[ext_resource path="res://assets/health.png" type="Texture" id=18]
+[ext_resource path="res://script/Boss.gd" type="Script" id=19]
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 535.011, 43.5632 )
@@ -37,12 +39,15 @@ extents = Vector2( 538.375, 43.5917 )
 [sub_resource type="RectangleShape2D" id=6]
 extents = Vector2( 534.938, 43.9859 )
 
-[sub_resource type="RectangleShape2D" id=7]
-extents = Vector2( 622.266, 128.901 )
-
 [sub_resource type="CircleShape2D" id=8]
 radius = 65.399
 
+[sub_resource type="CircleShape2D" id=9]
+radius = 70.4281
+
+[sub_resource type="RectangleShape2D" id=7]
+extents = Vector2( 622.266, 128.901 )
+
 [node name="scene" type="Node2D"]
 
 [node name="Room" type="Node2D" parent="."]
@@ -1147,6 +1152,48 @@ dark = true
 
 [node name="End" type="Node2D" parent="."]
 
+[node name="Win" type="Label" parent="End"]
+visible = false
+margin_left = 15453.0
+margin_top = -11911.1
+margin_right = 16220.0
+margin_bottom = -11696.1
+custom_fonts/font = SubResource( 2 )
+text = "You won"
+autowrap = true
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="Boss" type="StaticBody2D" parent="End" groups=[
+"boss",
+]]
+position = Vector2( 15624.8, -11855.6 )
+script = ExtResource( 19 )
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="End/Boss"]
+shape = SubResource( 8 )
+
+[node name="Sprite" type="Sprite" parent="End/Boss"]
+scale = Vector2( 0.254362, 0.254362 )
+texture = ExtResource( 17 )
+
+[node name="Health" type="Sprite" parent="End/Boss"]
+position = Vector2( 0, -81.5469 )
+scale = Vector2( 0.264573, 0.0606119 )
+texture = ExtResource( 18 )
+
+[node name="hitbox" type="Area2D" parent="End/Boss"]
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="End/Boss/hitbox"]
+shape = SubResource( 9 )
+
+[node name="Lava" type="Node2D" parent="End/Boss"]
+
+[node name="Lava" parent="End/Boss/Lava" instance=ExtResource( 6 )]
+position = Vector2( -1575.57, -1.49805 )
+scale = Vector2( 4, 0.5 )
+
 [node name="Label10" type="Label" parent="End"]
 margin_left = 14373.2
 margin_top = -11758.4
@@ -1317,22 +1364,13 @@ position = Vector2( -150.016, -305.553 )
 scale = Vector2( 0.08, 5 )
 shape = SubResource( 7 )
 
-[node name="Boss" type="StaticBody2D" parent="End"]
-position = Vector2( 15624.8, -11855.6 )
-
-[node name="CollisionShape2D" type="CollisionShape2D" parent="End/Boss"]
-shape = SubResource( 8 )
-
-[node name="Sprite" type="Sprite" parent="End/Boss"]
-scale = Vector2( 0.254362, 0.254362 )
-texture = ExtResource( 17 )
-
 [node name="startPoint" type="Node2D" parent="."]
 position = Vector2( 176, 280 )
 
 [node name="Player" parent="." instance=ExtResource( 1 )]
-position = Vector2( 10160, -10629 )
+position = Vector2( 12130.7, -11817.8 )
 gravity_scale = 18.0
+contact_monitor = true
 
 [node name="Camera2D" type="Camera2D" parent="Player"]
 current = true
@@ -1356,4 +1394,9 @@ position = Vector2( 1569.49, 129.453 )
 
 [node name="checkpoint" parent="." instance=ExtResource( 12 )]
 position = Vector2( 9920, -12200 )
+
+[node name="checkpoint7" parent="." instance=ExtResource( 12 )]
+position = Vector2( 14852.9, -11517.6 )
+[connection signal="body_entered" from="End/Boss/hitbox" to="End/Boss" method="_on_hitbox_body_entered"]
 [connection signal="body_entered" from="End/BossTrigger" to="End/BossTrigger" method="on_enter"]
+[connection signal="body_entered" from="Player" to="Player" method="on_body_entered"]

2d/projectile.tscn

@@ -1,6 +1,7 @@
 [gd_scene load_steps=3 format=2]
 
-[ext_resource path="res://2d/projectile.gd" type="Script" id=1]
+[ext_resource path="res://script/projectile.gd" type="Script" id=1]
+
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 8, 8 )

assets/health.png

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/health.png-00457dc45e4c240f12819344f6504f87.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/health.png"
+dest_files=[ "res://.import/health.png-00457dc45e4c240f12819344f6504f87.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=true
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

assets/health.png.import

@@ -0,0 +1,81 @@
+extends StaticBody2D
+
+export (float) var damage_multiplier = 0.0002
+export (float) var max_damage = 0.2
+
+var health = 1
+var health_bar_full
+var start_time
+
+var state_duration = 5000
+var states = 2
+
+var started = false
+var running = false
+var prev_state = -1
+
+func _ready():
+	health_bar_full = $Health.scale.x
+	$Lava/Lava.enable(false)
+
+func _process(delta):
+	if not running:
+		return
+	
+	var state = get_state()
+	var percentage = get_state_percentage()
+	var first = prev_state != state
+	
+	if first:
+		call_state(prev_state, percentage, false, true)
+		prev_state = state
+		
+	call_state(state, percentage, first, false)
+
+func call_state(i, percentage, first, last):
+	if i == 0:
+		state_idle(percentage, first, last)
+	if i == 1:
+		state_lava(percentage, first, last)
+	
+func state_idle(percentage, first, last):
+	pass
+
+func state_lava(percentage, first, last):
+	if first:
+		$Lava/Lava.enable(true)
+	if last:
+		$Lava/Lava.enable(false)
+		return
+	$Lava.rotation_degrees = percentage * 180
+	
+func start():
+	if not started:
+		start_time = OS.get_ticks_msec()
+		started = true
+		running = true
+
+func get_state():
+	var time = OS.get_ticks_msec() - start_time
+	return (time % (state_duration * states)) / state_duration
+
+func get_state_percentage():
+	var time = OS.get_ticks_msec() - start_time
+	return (time % state_duration) / float(state_duration)
+
+func set_health(health):
+	if health <= 0:
+		die()
+		
+	health = max(0, health)
+	self.health = health
+	$Health.scale.x = lerp(0, health_bar_full, health)
+
+func die():
+	visible = false
+	running = false
+	$"../Win".visible = true
+
+func _on_hitbox_body_entered(body):
+	if body.is_in_group("player"):
+		set_health(health - min(body.linear_velocity.length() * damage_multiplier, max_damage))

script/Boss.gd

@@ -1,5 +1,11 @@
 extends Node2D
 
+var enabled = true
+
 func on_entered(body: Node2D):
-	if body.is_in_group("player"):
+	if enabled and body.is_in_group("player"):
 		body.die()
+
+func enable(b):
+	enabled = b
+	visible = b