Turret Vision

Implemented the turret vision area to successfully detect missiles and railgun targets (via node groups) and keep track of those that entered.

scenes/entities/TurretVision.gd

@@ -2,14 +2,34 @@ extends Area
 
 onready var turret_main = get_node("../../../../")
 
+var allowed_groups = ["missile", "railgun_target"];
 var seen_nodes = []
 
-func body_entered(body: Node):
-	print(body.name+" just entered the vision!")
-	seen_nodes.append(body)
+func _body_entered(body: Node):
+	var proceed = false;
+	for allowed_group in allowed_groups:
+		if body.is_in_group(allowed_group):
+			proceed = true;
+			break;
+	if not proceed:
+		return;
 	
-func body_exited(body: Node):
-	seen_nodes.remove(body)
+	print(body.get_parent().name+" just entered the vision!");
+	seen_nodes.append(body);
+
+func _body_exited(body: Node):
+	var proceed = false;
+	for allowed_group in allowed_groups:
+		if body.is_in_group(allowed_group):
+			proceed = true;
+			break;
+	if not proceed:
+		return;
+	
+	print(body.get_parent().name+" just left the vision!");
+	seen_nodes.remove(self.seen_nodes.find(body));
 
 func _ready():
-	pass
+	print("TurretVision online!");
+	connect('body_entered', self, '_body_entered');
+	connect('body_exited', self, '_body_exited');

scenes/entities/missile.gd

@@ -11,7 +11,7 @@ var MISSILE_ID = "UNKNOWN";
 var is_operational: bool = true;  # if the missile is operational
 var has_fuel: bool = true;
 
-var turn_instruction: Vector3 = Vector3(0, 1, 0);  # vector of (X, Y, Z) possible rotational thrust to apply (0.0 to 1.0 for full turn)
+var turn_instruction: Vector3 = Vector3(0, 0, 0);  # vector of (X, Y, Z) possible rotational thrust to apply (0.0 to 1.0 for full turn)
 var thrust_instruction: float = 0.5;  # throttle between 0.0 and 1.0 of available thrust to apply
 
 var curr_rotation_vel: Vector3 = Vector3();
@@ -27,11 +27,11 @@ func _set_thruster_thrust(node: MeshInstance, power):
 	if node.name in __curr_shader_param_cache:
 		if __curr_shader_param_cache[node.name] == power:
 			#print("Skipped shader edit");
-			return;
+			pass;#return;
 	
 	### DEBUG CODE
-	if node.name in __curr_shader_param_cache:
-		print("Editing "+node.name+" because "+str(__curr_shader_param_cache[node.name])+" != "+str(power)+" (old vs new)");
+	#if node.name in __curr_shader_param_cache:
+		#print("Editing "+node.name+" because "+str(__curr_shader_param_cache[node.name])+" != "+str(power)+" (old vs new)");
 	###
 	__curr_shader_param_cache[node.name] = power;
 			
@@ -120,7 +120,7 @@ func _physics_process(delta):
 		if timer <= 0.0:  
 			set_main_engine_thrust(0.0);
 			set_X_rotational_thrust(0.0);
-			set_Y_rotational_thrust(0.0);  # TODO fix issue with turning off rotational thrusters
+			set_Y_rotational_thrust(0.0);
 			
 			timer = 1.0
 	else:
@@ -129,14 +129,13 @@ func _physics_process(delta):
 			set_Y_rotational_thrust(lerp(0.0, 10.0, turn_instruction.y));
 			set_main_engine_thrust(lerp(0.0, 10.0, thrust_instruction));
 			self.transform = self.transform.orthonormalized();
-			
 			### DEBUG CODE
-			print("Rotation: "+str(self.curr_rotation_vel)+", Velocity: "+str(self.curr_velocity)+" Remeining dV: "+str(self.curr_DV));
+			#print("Rotation: "+str(self.curr_rotation_vel)+", Velocity: "+str(self.curr_velocity)+" Remeining dV: "+str(self.curr_DV));
 			###
 			
 			timer = 1.0;
 		
-		self.curr_rotation_vel += turn_instruction * Vector3(MAX_TURN_RATE, MAX_TURN_RATE, 0.0) * delta;
+		self.curr_rotation_vel += turn_instruction * Vector3(MAX_TURN_RATE, MAX_TURN_RATE, MAX_TURN_RATE) * delta;
 		self.curr_thrust = thrust_instruction * ACCEL * delta;
 		self.curr_velocity += self.global_transform.basis.z * self.curr_thrust * -1;
 		self.curr_DV -= curr_thrust;
@@ -149,6 +148,7 @@ func _physics_process(delta):
 	if self.curr_rotation_vel.length() > 0.0:
 		self.rotate_x(deg2rad(self.curr_rotation_vel.x));
 		self.rotate_y(deg2rad(self.curr_rotation_vel.y));
+		self.rotate_z(deg2rad(self.curr_rotation_vel.z));
 	if self.curr_velocity.length() > 0.0:
 		#self.translate(self.curr_velocity);
 		self.global_translate(self.curr_velocity);

scenes/entities/missile.tscn

@@ -115,14 +115,14 @@ shader = ExtResource( 4 )
 shader_param/ANIM_SPEED = 100.0
 shader_param/power = 1.0
 
-[node name="missile" instance=ExtResource( 1 )]
+[node name="missile" groups=["missile", "railgun_target"] instance=ExtResource( 1 )]
 script = ExtResource( 3 )
 
 [node name="missile body" parent="." index="0"]
 transform = Transform( -1, 0, -8.74228e-08, 0, 1, 0, 8.74228e-08, 0, -1, 0, 0, -0.851097 )
 material/0 = SubResource( 2 )
 
-[node name="RigidBody" type="RigidBody" parent="." index="1"]
+[node name="RigidBody" type="RigidBody" parent="." index="1" groups=["missile"]]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1.71819 )
 
 [node name="CollisionShape" type="CollisionShape" parent="RigidBody" index="0"]

scenes/entities/railgun.gd

@@ -49,16 +49,6 @@ func _ready():
 
 func _process(delta):
 	# Calculating the two points where the vertical joint should point to to aim at the target
-	"""
-	var T = target.transform.origin
-	var C = skeleton.get_bone_global_pose(turret_pitch_bone).origin  # Vector3 root of the pitch bone
-	
-	var radius_C = (skeleton.get_bone_global_pose(turret_yaw_bone).origin - C).length()
-	var normal_C = (T-C).normalized()
-	
-	var normal_C_angle = acos(Vector3(0, normal_C.y, normal_C.z).dot(normal_C))  # to transform the T point into a 2D plane and THEN do 2D circle intersection
-	
-	var radius_T = (T - C).length()  # length of CT which will be the radius of the circle around T"""
 	if first_call:
 		first_call = false
 		if target == null:

scenes/entities/railgun.tscn

@@ -54,6 +54,7 @@ mesh = SubResource( 2 )
 skin = SubResource( 3 )
 
 [node name="TurretVision" type="Area" parent="Armature/Skeleton/turretAttachement" index="2"]
+monitorable = false
 script = ExtResource( 3 )
 
 [node name="CollisionShape" type="CollisionShape" parent="Armature/Skeleton/turretAttachement/TurretVision" index="0"]