laser wall enemy

graphics/enemy/laser_wall.png.import

@@ -0,0 +1,35 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/laser_wall.png-4fb7af6c3027dd56a2c4a083903f0911.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://graphics/enemy/laser_wall.png"
+dest_files=[ "res://.import/laser_wall.png-4fb7af6c3027dd56a2c4a083903f0911.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/test_room.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=28 format=2]
+[gd_scene load_steps=29 format=2]
 
 [ext_resource path="res://objects/player/player.tscn" type="PackedScene" id=1]
 [ext_resource path="res://tilesets/t_cave.tres" type="TileSet" id=2]
@@ -22,6 +22,7 @@
 [ext_resource path="res://objects/enemy/tin.tscn" type="PackedScene" id=20]
 [ext_resource path="res://graphics/enemy/sawblade.png" type="Texture" id=21]
 [ext_resource path="res://objects/enemy/rolling_fiend.tscn" type="PackedScene" id=22]
+[ext_resource path="res://objects/enemy/laser_wall.tscn" type="PackedScene" id=23]
 
 [sub_resource type="RectangleShape2D" id=1]
 extents = Vector2( 16, 20 )
@@ -68,7 +69,7 @@ tile_set = ExtResource( 3 )
 cell_size = Vector2( 8, 8 )
 collision_layer = 9
 format = 1
-tile_data = PoolIntArray( 393234, 0, 65537, 393235, 0, 65537, 393240, 0, 65537, 393241, 0, 65537, 983064, 0, 65537, 1048579, 0, 65537, 1048580, 0, 65537, 1048581, 0, 65537, 1048582, 0, 65537, 1048583, 0, 65537, 1114125, 0, 0, 1114126, 0, 0, 1310734, 0, 0, 1310735, 0, 0, 1310736, 0, 0, 1310738, 0, 0, 1310739, 0, 0, 1310740, 0, 0, 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, 1, 1507329, 0, 1, 1507330, 0, 1, 1507331, 0, 1, 1507332, 0, 1, 1507333, 0, 1, 1507334, 0, 1, 1507335, 0, 1, 1507336, 0, 1, 1507337, 0, 1, 1507338, 0, 1, 1507339, 0, 1, 1507340, 0, 1, 1507341, 0, 1, 1507342, 0, 1, 1507343, 0, 1, 1507344, 0, 1, 1507345, 0, 1, 1507346, 0, 1, 1507347, 0, 1, 1507348, 0, 1, 1507349, 0, 1, 1507350, 0, 1, 1507351, 0, 1, 1507352, 0, 1, 1507353, 0, 1, 1507354, 0, 1, 1507355, 0, 1, 1507356, 0, 1, 1507357, 0, 1, 1507358, 0, 1, 1507359, 0, 1 )
+tile_data = PoolIntArray( 393234, 0, 65537, 393235, 0, 65537, 393240, 0, 65537, 393241, 0, 65537, 851986, 0, 0, 851987, 0, 0, 851988, 0, 0, 851989, 0, 0, 851990, 0, 0, 983064, 0, 65537, 1048579, 0, 65537, 1048580, 0, 65537, 1048581, 0, 65537, 1048582, 0, 65537, 1048583, 0, 65537, 1114125, 0, 0, 1114126, 0, 0, 1310734, 0, 0, 1310735, 0, 0, 1310736, 0, 0, 1310738, 0, 0, 1310739, 0, 0, 1310740, 0, 0, 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, 1, 1507329, 0, 1, 1507330, 0, 1, 1507331, 0, 1, 1507332, 0, 1, 1507333, 0, 1, 1507334, 0, 1, 1507335, 0, 1, 1507336, 0, 1, 1507337, 0, 1, 1507338, 0, 1, 1507339, 0, 1, 1507340, 0, 1, 1507341, 0, 1, 1507342, 0, 1, 1507343, 0, 1, 1507344, 0, 1, 1507345, 0, 1, 1507346, 0, 1, 1507347, 0, 1, 1507348, 0, 1, 1507349, 0, 1, 1507350, 0, 1, 1507351, 0, 1, 1507352, 0, 1, 1507353, 0, 1, 1507354, 0, 1, 1507355, 0, 1, 1507356, 0, 1, 1507357, 0, 1, 1507358, 0, 1, 1507359, 0, 1 )
 
 [node name="Rock" parent="." instance=ExtResource( 9 )]
 position = Vector2( 144, 152 )
@@ -200,4 +201,9 @@ z_index = -3
 frames = SubResource( 5 )
 playing = true
 
+[node name="LaserWall" parent="." instance=ExtResource( 23 )]
+position = Vector2( 152, 112 )
+left_up_boundry = 1.0
+right_down_boundry = 3.0
+
 [editable path="RollingFiend"]

objects/enemy/laser_wall.gd

@@ -0,0 +1,33 @@
+extends "res://objects/enemy/enemy_move_sidesideupdown.gd"
+
+export var laser_rate = 1.0
+export var laser_time = 0.5
+
+onready var line = $Laser
+onready var cast = $RayCast2D
+onready var timer = $Timer
+
+func _ready():
+	_disable_laser()
+
+func _physics_process(delta):
+	if cast.is_colliding():
+		line.points[1].y = line.to_local(cast.get_collision_point()).y
+		line.visible = true
+		var collider = cast.get_collider()
+		if collider.is_in_group("player"):
+			collider.get_parent().die()
+	else:
+		line.visible = false
+
+func _enable_laser():
+	cast.enabled = true
+	timer.wait_time = laser_time
+	timer.connect("timeout", self, "_disable_laser", [], CONNECT_ONESHOT)
+	timer.start()
+
+func _disable_laser():
+	cast.enabled = false
+	timer.wait_time = laser_rate
+	timer.connect("timeout", self, "_enable_laser", [], CONNECT_ONESHOT)
+	timer.start()

objects/enemy/laser_wall.tscn

@@ -0,0 +1,29 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://graphics/enemy/laser_wall.png" type="Texture" id=1]
+[ext_resource path="res://objects/enemy/laser_wall.gd" type="Script" id=2]
+
+[node name="LaserWall" type="Node2D"]
+script = ExtResource( 2 )
+blood = false
+flip_sprite = false
+
+[node name="Sprite" type="Sprite" parent="."]
+texture = ExtResource( 1 )
+centered = false
+
+[node name="Laser" type="Line2D" parent="."]
+visible = false
+position = Vector2( 4, 2 )
+points = PoolVector2Array( 0, 0, 0, 8 )
+width = 2.0
+default_color = Color( 0.960784, 0.2, 0.258824, 1 )
+
+[node name="RayCast2D" type="RayCast2D" parent="."]
+position = Vector2( 4, 2 )
+cast_to = Vector2( 0, 192 )
+collide_with_areas = true
+
+[node name="Timer" type="Timer" parent="."]
+process_mode = 0
+one_shot = true