1 files changed, 97 insertions, 0 deletions
diff --git a/demos/2d/platformer/enemy.gd b/demos/2d/platformer/enemy.gd
new file mode 100644
index 0000000000..5ec7cb28a7
--- /dev/null
+++ b/demos/2d/platformer/enemy.gd
@@ -0,0 +1,97 @@
+
+extends RigidBody2D
+
+# member variables here, example:
+# var a=2
+# var b="textvar"
+
+const STATE_WALKING = 0
+const STATE_DYING = 1
+
+
+var state = STATE_WALKING
+
+
+var direction = -1
+var anim=""
+
+var rc_left=null
+var rc_right=null
+var WALK_SPEED = 50
+
+var bullet_class = preload("res://bullet.gd")
+
+func _die():
+	queue_free()
+
+func _pre_explode():
+	#stay there
+	clear_shapes()
+	set_mode(MODE_STATIC)
+	get_node("sound").play("explode")
+	
+
+func _integrate_forces(s):
+
+	var lv = s.get_linear_velocity()
+	var new_anim=anim
+
+	if (state==STATE_DYING):
+		new_anim="explode"
+	elif (state==STATE_WALKING):
+		
+		new_anim="walk"
+		
+		var wall_side=0.0
+		
+		for i in range(s.get_contact_count()):
+			var cc = s.get_contact_collider_object(i)
+			var dp = s.get_contact_local_normal(i)
+			
+			if (cc):
+			
+				
+				if (cc extends bullet_class and not cc.disabled):
+					set_mode(MODE_RIGID)
+					state=STATE_DYING
+					#lv=s.get_contact_local_normal(i)*400
+					s.set_angular_velocity(sign(dp.x)*33.0)
+					set_friction(true)
+					cc.disable()
+					get_node("sound").play("hit")
+					
+					break
+				
+
+			if (dp.x>0.9):
+				wall_side=1.0
+			elif (dp.x<-0.9):
+				wall_side=-1.0
+				
+		if (wall_side!=0 and wall_side!=direction):
+		
+			direction=-direction
+			get_node("sprite").set_scale( Vector2(-direction,1) )			
+		if (direction<0 and not rc_left.is_colliding() and rc_right.is_colliding()):
+			direction=-direction
+			get_node("sprite").set_scale( Vector2(-direction,1) )
+		elif (direction>0 and not rc_right.is_colliding() and rc_left.is_colliding()):
+			direction=-direction
+			get_node("sprite").set_scale( Vector2(-direction,1) )
+			
+			
+		lv.x = direction * WALK_SPEED
+			
+	if( anim!=new_anim ):
+		anim=new_anim
+		get_node("anim").play(anim)
+				
+	s.set_linear_velocity(lv)
+
+
+func _ready():
+	# Initalization here
+	rc_left=get_node("raycast_left")
+	rc_right=get_node("raycast_right")
+
+