spider implementation! death_blood_offset variable added to enemy.gd to facilitate

graphics/enemy/spider.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/spider.png-f700df811f96542b517031163b837e41.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://graphics/enemy/spider.png"
+dest_files=[ "res://.import/spider.png-f700df811f96542b517031163b837e41.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=false
+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
+process/normal_map_invert_y=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

maps/canopy.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://objects/Camera2D.tscn" type="PackedScene" id=1]
 [ext_resource path="res://maps/map.gd" type="Script" id=2]
@@ -8,6 +8,7 @@
 [ext_resource path="res://objects/player/player.tscn" type="PackedScene" id=6]
 [ext_resource path="res://objects/hud/hud.tscn" type="PackedScene" id=7]
 [ext_resource path="res://objects/collectibles/arrow.tscn" type="PackedScene" id=8]
+[ext_resource path="res://objects/enemy/spider.tscn" type="PackedScene" id=9]
 
 [node name="Map" type="Node2D" groups=["map"]]
 script = ExtResource( 2 )
@@ -23,7 +24,7 @@ texture = ExtResource( 3 )
 tile_set = ExtResource( 4 )
 cell_size = Vector2( 8, 8 )
 format = 1
-tile_data = PoolIntArray( 1441792, 0, 0, 1441793, 0, 0, 1441794, 0, 0, 1441795, 0, 0, 1441796, 0, 0, 1441797, 0, 0, 1441798, 0, 0, 1441799, 0, 0, 1441800, 0, 0, 1441801, 0, 0, 1441802, 0, 0, 1441803, 0, 0, 1441804, 0, 0, 1441805, 0, 0, 1441806, 0, 0, 1441807, 0, 0, 1441808, 0, 0, 1441809, 0, 0, 1441810, 0, 0, 1441811, 0, 0, 1441812, 0, 0, 1441813, 0, 0, 1441814, 0, 0, 1441815, 0, 0, 1441816, 0, 0, 1441817, 0, 0, 1441818, 0, 0, 1441819, 0, 0, 1441820, 0, 0, 1441821, 0, 0, 1441822, 0, 0, 1441823, 0, 0, 1507328, 0, 65537, 1507329, 0, 65537, 1507330, 0, 65537, 1507331, 0, 65537, 1507332, 0, 65537, 1507333, 0, 65537, 1507334, 0, 65537, 1507335, 0, 65537, 1507336, 0, 65537, 1507337, 0, 65537, 1507338, 0, 65537, 1507339, 0, 65537, 1507340, 0, 65537, 1507341, 0, 65537, 1507342, 0, 65537, 1507343, 0, 65537, 1507344, 0, 65537, 1507345, 0, 65537, 1507346, 0, 65537, 1507347, 0, 65537, 1507348, 0, 65537, 1507349, 0, 65537, 1507350, 0, 65537, 1507351, 0, 65537, 1507352, 0, 65537, 1507353, 0, 65537, 1507354, 0, 65537, 1507355, 0, 65537, 1507356, 0, 65537, 1507357, 0, 65537, 1507358, 0, 65537, 1507359, 0, 65537 )
+tile_data = PoolIntArray( 983050, 0, 65536, 983051, 0, 65537, 983052, 0, 65537, 983053, 0, 65537, 983054, 0, 65537, 983055, 0, 65537, 983056, 0, 65538, 1441792, 0, 0, 1441793, 0, 0, 1441794, 0, 0, 1441795, 0, 0, 1441796, 0, 0, 1441797, 0, 0, 1441798, 0, 0, 1441799, 0, 0, 1441800, 0, 0, 1441801, 0, 0, 1441802, 0, 0, 1441803, 0, 0, 1441804, 0, 0, 1441805, 0, 0, 1441806, 0, 0, 1441807, 0, 0, 1441808, 0, 0, 1441809, 0, 0, 1441810, 0, 0, 1441811, 0, 0, 1441812, 0, 0, 1441813, 0, 0, 1441814, 0, 0, 1441815, 0, 0, 1441816, 0, 0, 1441817, 0, 0, 1441818, 0, 0, 1441819, 0, 0, 1441820, 0, 0, 1441821, 0, 0, 1441822, 0, 0, 1441823, 0, 0, 1507328, 0, 65537, 1507329, 0, 65537, 1507330, 0, 65537, 1507331, 0, 65537, 1507332, 0, 65537, 1507333, 0, 65537, 1507334, 0, 65537, 1507335, 0, 65537, 1507336, 0, 65537, 1507337, 0, 65537, 1507338, 0, 65537, 1507339, 0, 65537, 1507340, 0, 65537, 1507341, 0, 65537, 1507342, 0, 65537, 1507343, 0, 65537, 1507344, 0, 65537, 1507345, 0, 65537, 1507346, 0, 65537, 1507347, 0, 65537, 1507348, 0, 65537, 1507349, 0, 65537, 1507350, 0, 65537, 1507351, 0, 65537, 1507352, 0, 65537, 1507353, 0, 65537, 1507354, 0, 65537, 1507355, 0, 65537, 1507356, 0, 65537, 1507357, 0, 65537, 1507358, 0, 65537, 1507359, 0, 65537 )
 
 [node name="Player" parent="." instance=ExtResource( 6 )]
 position = Vector2( 24, 166 )
@@ -35,3 +36,6 @@ position = Vector2( 70, 166 )
 
 [node name="Arrow" parent="." instance=ExtResource( 8 )]
 position = Vector2( 43, 167 )
+
+[node name="Spider" parent="." instance=ExtResource( 9 )]
+position = Vector2( 120, 144 )

objects/enemy/enemy.gd

@@ -20,6 +20,7 @@ export var score_for_killing = 0
 export var blood = true
 
 var death_sound = Game.a_die
+var death_blood_offset = Vector2.ZERO
 
 func _on_Hitbox_area_entered(area):
 	#Kill player
@@ -29,7 +30,7 @@ func _on_Hitbox_area_entered(area):
 func die():
 	if blood:
 		var death_particles = DeathParticles.instance()
-		death_particles.global_position = global_position
+		death_particles.global_position = global_position + death_blood_offset
 		death_particles.emitting = true
 		get_parent().add_child(death_particles)
 	

objects/enemy/spider.gd

@@ -0,0 +1,34 @@
+extends "res://objects/enemy/enemy.gd"
+
+export var speed = 0.0
+export var direction = 1.0
+
+onready var line = $Line2D
+onready var hitbox = $Hitbox
+
+var floor_y = 0.0
+
+func _ready():
+	var raycast = $RayCast2D
+	# detect ceiling
+	raycast.force_raycast_update()
+	var old_y = hitbox.global_position.y
+	global_position.y = raycast.get_collision_point().y
+	hitbox.global_position.y = old_y
+	line.points[1].y = hitbox.position.y
+	# detect floor
+	raycast.cast_to = Vector2(0.0, 192.0)
+	raycast.force_raycast_update()
+	floor_y = to_local(raycast.get_collision_point()).y - 3
+	raycast.queue_free()
+
+func _physics_process(delta):
+	hitbox.position.y += direction * speed * delta
+	if hitbox.position.y < 5.0:
+		hitbox.position.y = 5.0
+		direction = 1.0
+	if hitbox.position.y > floor_y:
+		hitbox.position.y = floor_y
+		direction = -1.0
+	line.points[1].y = hitbox.position.y
+	death_blood_offset = hitbox.position

objects/enemy/spider.tscn

@@ -0,0 +1,51 @@
+[gd_scene load_steps=7 format=2]
+
+[ext_resource path="res://graphics/enemy/spider.png" type="Texture" id=1]
+[ext_resource path="res://objects/enemy/spider.gd" type="Script" id=2]
+
+[sub_resource type="AtlasTexture" id=1]
+atlas = ExtResource( 1 )
+region = Rect2( 0, 0, 15, 14 )
+
+[sub_resource type="AtlasTexture" id=2]
+atlas = ExtResource( 1 )
+region = Rect2( 15, 0, 15, 14 )
+
+[sub_resource type="SpriteFrames" id=3]
+animations = [ {
+"frames": [ SubResource( 1 ), SubResource( 2 ) ],
+"loop": true,
+"name": "default",
+"speed": 7.0
+} ]
+
+[sub_resource type="RectangleShape2D" id=4]
+extents = Vector2( 4.5, 4 )
+
+[node name="Spider" type="Node2D" groups=["enemy"]]
+script = ExtResource( 2 )
+speed = 30.0
+
+[node name="Line2D" type="Line2D" parent="."]
+position = Vector2( 4.5, 0 )
+points = PoolVector2Array( 0, 0, 0, 0 )
+width = 1.0
+default_color = Color( 1, 1, 1, 1 )
+
+[node name="RayCast2D" type="RayCast2D" parent="."]
+position = Vector2( 4.5, 4 )
+cast_to = Vector2( 0, -192 )
+
+[node name="Hitbox" type="Area2D" parent="." groups=["enemy_hitbox"]]
+position = Vector2( 5, 5 )
+
+[node name="AnimatedSprite" type="AnimatedSprite" parent="Hitbox"]
+frames = SubResource( 3 )
+frame = 1
+playing = true
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="Hitbox"]
+position = Vector2( -0.5, -1 )
+shape = SubResource( 4 )
+
+[connection signal="area_entered" from="Hitbox" to="." method="_on_Hitbox_area_entered"]