1 files changed, 63 insertions, 0 deletions
diff --git a/Racing-Game/4WheelCar/Wheels/Wheel.gd b/Racing-Game/4WheelCar/Wheels/Wheel.gd
new file mode 100644
index 0000000..49024fb
--- /dev/null
+++ b/Racing-Game/4WheelCar/Wheels/Wheel.gd
@@ -0,0 +1,63 @@
+extends RigidBody2D
+
+var velocity #How fast car is moving
+var velVector #What direction the car is moving
+var velUnitVector #Direction vector, but in a single unit(no magnitude)
+var velAngle #The angle of the velocity(relative to world)
+var carAngle #The angle to car is facing(relative to world)
+var nullStrength #sums up all sources of null to here
+var isSkid = false #this one is used when user presses shift. Initially called in this function
+
+#Skidmarks on floor
+
+#var gripDelay = 0
+
+var wheelSlip = Vector2(0,0)
+
+var isForward = true
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(_delta):
+	pass
+
+func initVars(dataArray):
+#	#---Creating and attaching pinjoint to wheel
+	var tempA = PinJoint2D.new()
+	tempA.set_position(Vector2(dataArray[0],dataArray[1]))
+	tempA.set_node_a(get_path())
+	tempA.set_node_b(get_parent().get_parent().get_path())
+	tempA.softness = 0
+	tempA.bias = 0
+	tempA.disable_collision = true
+	get_parent().add_child(tempA)
+#	#---
+	pass
+
+func null_slide(var strength, var delta):
+	#strength is how strong you would like the nullify to be
+	#higher is less sliding/drifting
+	var movementUnitVector = get_linear_velocity().normalized()#the direction of the velocity
+	var directionAngle = carAngle + (PI/2.0)#the angle the car is facing(relative to the world)
+	var directionUnitVector = Vector2(cos(directionAngle),sin(directionAngle)).normalized()#the direction the car is facing
+	var nullify = directionUnitVector * movementUnitVector.dot(directionUnitVector)
+	wheelSlip = (-(movementUnitVector - nullify))*strength
+	apply_central_impulse(wheelSlip*delta*5000)
+
+#checks if the car is braking, and applies brake physics
+func setBrake(var strength):
+	#Braking
+	if Input.is_action_pressed("brake"):
+		if velocity > 20:
+			linear_damp = 3
+		else:
+			linear_damp = 6
+	else:
+		linear_damp = 0.01
+
+
+func measure_velocity():
+		return floor(sqrt(get_linear_velocity().dot(get_linear_velocity()))/12)